1 2016-06-20 Jakub Jelinek <jakub@redhat.com>
4 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
5 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
6 for conversion of scalar user var to complex type and use the
7 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
10 PR rtl-optimization/71591
11 * toplev.c (toplev::run_self_tests): If no_backend, complain and
14 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
17 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
18 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
19 space for PIC with non-v32 and the common non-PIC "jump".
21 2016-06-20 Jakub Jelinek <jakub@redhat.com>
24 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
25 returned values and add UN*/LTGT/*ORDERED cases with values matching
26 D operand modifier on vcmp for AVX.
28 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
30 * config/aarch64/aarch64.opt
31 (mpc-relative-literal-loads): Rename internal option name.
32 * config/aarch64/aarch64.c
33 (aarch64_nopcrelative_literal_loads): Rename to
34 aarch64_pcrelative_literal_loads.
35 (aarch64_expand_mov_immediate): Likewise.
36 (aarch64_secondary_reload): Likewise.
37 (aarch64_can_use_per_function_literal_pools_p): Likewise.
38 (aarch64_override_options_after_change_1): Rename and simplify logic.
39 (aarch64_classify_symbol): Merge large model checks into switch,
40 remove pc-relative load check.
42 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
44 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
45 costs relative to the cost of a register move.
47 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
49 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
50 (vcvt_n_f64_u64): Likewise.
51 (vcvt_n_s64_f64): Likewise.
52 (vcvt_n_u64_f64): Likewise.
53 (vcvt_f64_s64): Likewise.
54 (vrecpe_f64): Likewise.
55 (vcvt_f64_u64): Likewise.
56 (vrecps_f64): Likewise.
58 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
60 * config/aarch64/aarch64.md
61 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
63 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
65 * config/aarch64/aarch64-builtins.c
66 (aarch64_types_binop_uss_qualifiers): Delete.
67 (TYPES_BINOP_USS): Likewise.
68 (aarch64_types_binop_sus_qualifiers): Likewise.
69 (TYPES_BINOP_SUS): Likewise.
70 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
71 (TYPES_FCVTIMM_SUS): Likewise.
72 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
74 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
75 (fcvtzs): Use SHIFTIMM rather than BINOP.
76 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
78 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
80 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
81 costs relative to the cost of a register move.
83 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
85 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
86 Allow scalar/single vector modes to be tieable.
88 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
90 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
92 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
94 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
96 * tree.h (TYPE_ALIGN): Likewise.
98 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
101 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
103 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
105 * config/avr/avr.c (avr_print_operand): Fix "format not a string
106 literal" build warnings.
107 (avr_print_operand_address): Dito.
109 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
112 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
113 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
115 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
117 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
119 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
122 * reload1.c (reload): Pass 0 to finish_spills when called because
123 update_eliminables_and_spill returns true and remove did_spill.
124 (finish_spills): Adjust comment and document GLOBAL parameter.
126 2016-06-17 DJ Delorie <dj@redhat.com>
129 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
130 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
131 (umulqihi3_virt): Likewise.
132 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
133 (umulqihi3_real): Likewise.
135 2016-06-17 Martin Liska <mliska@suse.cz>
137 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
139 2016-06-17 Martin Liska <mliska@suse.cz>
141 * predict.def: PRED_LOOP_EXIT from 92 to 85.
143 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
145 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
147 (vaddq_f32): Likewise.
148 (vmul_f32): Likewise.
149 (vmulq_f32): Likewise.
150 (vsub_f32): Likewise.
151 (vsubq_f32): Likewise.
153 2016-06-17 Bin Cheng <bin.cheng@arm.com>
155 PR tree-optimization/71347
156 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
157 cost for all uses in group.
159 2016-06-17 Bin Cheng <bin.cheng@arm.com>
161 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
162 insert gimple seq if it's not empty.
164 2016-06-17 Bin Cheng <bin.cheng@arm.com>
166 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
168 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
170 (comp_dr_with_seg_len_pair): Ditto.
171 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
172 struct dr_with_seg_len_pair against DR_OFFSET.
173 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
176 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
178 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
180 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
182 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
183 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
184 (pa_output_millicode_call): Likewise.
185 (pa_output_call): Likewise.
186 (pa_output_indirect_call): Likewise.
187 (pa_asm_output_mi_thunk): Likewise.
189 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
191 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
193 2016-06-16 Martin Liska <mliska@suse.cz>
195 * predict.c (combine_predictions_for_insn): When we find a first
196 match predictor, we should consider just predictors with
197 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
199 (combine_predictions_for_bb): Likewise.
201 2016-06-16 Jakub Jelinek <jakub@redhat.com>
203 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
204 with base of reference to struct.
206 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
208 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
210 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
212 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
213 progmem_swtable_section.
214 (progmem_swtable_section): Remove.
215 (avr_asm_function_rodata_section): Remove.
216 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
217 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
219 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
221 * config/i386/driver-i386.c (host_detect_local_cpu): Set
222 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
223 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
224 signature_CENTAUR_ebx.
225 * config/i386/i386.c (ix86_option_override_internal): Add
226 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
227 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
228 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
230 2016-06-16 Martin Liska <mliska@suse.cz>
232 * predict.def: Add fortran loop preheader predictor.
233 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
234 fold IFN_BUILTIN_EXPECT with a known constant argument.
236 2016-06-16 Martin Liska <mliska@suse.cz>
238 * predict.def: Add 'Fortran' to display text of all
239 PRED_FORTRAN_* predictors.
241 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
244 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
245 [IA64_BUILTIN_NANSQ]: Ditto.
246 (ia64_fold_builtin): New function.
247 (TARGET_FOLD_BUILTIN): New define.
248 (ia64_init_builtins) Declare const_string_type node.
249 Add __builtin_nanq and __builtin_nansq builtin functions.
250 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
252 2016-06-16 Nick Clifton <nickc@redhat.com>
254 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
255 MSP430_HWMULT_ prefix to enum values.
256 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
257 * config/msp430/msp430.c: Update use of enum values.
258 * config/msp430/msp430.md: Likewise.
259 * config/msp430/msp430.opt: Likewise.
261 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
263 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
264 of comparsions in the last iteration.
266 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
267 Joern Rennecke <joern.rennecke@embecosm.com>
269 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
271 (arc_needs_pcl_p): Add GOTOFFPC.
272 (arc_legitimate_pic_addr_p): Likewise.
273 (arc_output_pic_addr_const): Likewise.
274 (arc_legitimize_pic_address): Generate a pc-relative address using
276 (arc_output_libcall): Use @pcl syntax.
277 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
278 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
279 (*movsi_insn): Use @pcl syntax.
280 (doloop_begin_i): Likewise.
282 2016-06-16 Martin Liska <mliska@suse.cz>
284 * predict.def: Define a new predictor.
286 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
288 * config/arc/arc.opt (mtp-regno): Update text.
290 2016-06-16 Renlin Li <renlin.li@arm.com>
292 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
294 2016-06-16 Jakub Jelinek <jakub@redhat.com>
297 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
298 (setcc + and peephole2): Likewise.
300 PR rtl-optimization/71532
301 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
304 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
306 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
307 DImode constants with XXSPLTIB in vector registers.
308 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
309 vsx_extract_<mode>_internal{1,2} into a single insn that handles
310 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
311 extraction of the element at the top of the register as a scalar
313 (vsx_extract_<mode>_internal1): Likewise.
314 (vsx_extract_<mode>_internal2): Likewise.
315 * config/rs6000/constraints.md (wi constraint): Remove a comment
316 about DImode not being allowed in Altivec registers.
317 (wB constraint): New constraint for constants that can be
318 generated in Altivec registers with VSPLTISW/VUPKHSW.
319 * config/rs6000/predicates.md (xxspltib_constant_split): Update
321 (xxspltib_constant_nosplit): Likewise.
322 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
323 support for -mupper-regs-di to enable DImode to go into Altivec
325 (POWERPC_MASKS): Likewise.
326 (power7 cpu): Likewise.
327 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
328 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
329 for DImode being allowed in Altivec registers. Update wi/wj
330 constraints. Set scalar_in_vmx_p flag.
331 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
332 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
333 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
334 (rs6000_opt_masks): Add -mupper-regs-di.
335 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
336 direct move to use wi and not wj.
338 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
340 (floatunssi<mode>2_lfiwzx_mem): Likewise.
341 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
342 any VSX register, instead of just Altivec registers, to allow
343 either operand to be an Altivec register or both.
344 (fixuns_trunc<mode>di2_fctiduz): Likewise.
345 (movdi_internal32): Add support for -mupper-regs-di. Add support
346 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
347 the alternatives and attributes to be lined up to be easier to
349 (movdi_internal64): Likewise.
350 (64-bit DImode splitters): Change predicates to only split loading
351 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
352 load constants in ISA 3.0 or ISA 2.07 respectively.
353 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
354 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
355 mention -mcpu=power9 sets these options.
356 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
359 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
362 * config/avr/avr.c (avr_set_current_function): Warn misspelled
363 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
364 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
365 by default to warn misspelled interrupt/ signal handler.
366 * doc/invoke.texi (AVR Options): Document it. Update description
367 for -nodevicelib option.
369 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
371 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
372 up parentheses. Use GET_MODE_UNIT_BITSIZE.
373 (aarch64_<sur>shll2_n<mode>): Likewise.
375 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
378 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
379 DECL_CONTEXT for copied arguments.
381 2016-06-15 Alan Hayward <alan.hayward@arm.com>
383 PR tree-optimization/71483
384 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
387 2016-06-15 Martin Liska <mliska@suse.cz>
389 * predict.c (tree_predict_by_opcode): Call predict_edge_def
390 instead of predict_edge w/o a probability.
392 2016-06-15 Alan Hayward <alan.hayward@arm.com>
394 PR tree-optimization/71439
395 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
398 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
400 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
401 register subregs in SET_SRC.
403 2016-06-15 Richard Biener <rguenther@suse.de>
405 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
408 2016-06-15 Richard Biener <rguenther@suse.de>
410 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
411 not consider dependences between accesses that belong to the
413 (vect_analyze_data_ref_dependences): Do not analyze read-read
416 2016-06-14 David Malcolm <dmalcolm@redhat.com>
418 * spellcheck-tree.c: Include spellcheck-tree.h rather than
420 (find_closest_identifier): Reimplement in terms of
421 best_match<tree,tree>.
422 * spellcheck-tree.h: New file.
423 * spellcheck.c (struct edit_distance_traits<const char *>): New
425 (find_closest_string): Reimplement in terms of
426 best_match<const char *, const char *>.
427 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
428 overload to spellcheck-tree.h.
429 (find_closest_identifier): Likewise.
430 (struct edit_distance_traits<T>): New template.
431 (class best_match): New class.
433 2016-06-14 David Malcolm <dmalcolm@redhat.com>
435 * selftest-run-tests.c (selftest::run_tests): Call
436 selftest::spellcheck_tree_c_tests.
437 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
438 * spellcheck-tree.c: Include selftest.h and stringpool.h.
439 (selftest::test_find_closest_identifier): New function.
440 (selftest::spellcheck_tree_c_tests): New function.
441 * spellcheck.c (selftest::test_find_closest_string): Verify that
442 the order of the vec does not affect the results for this case.
443 (selftest::test_data): New array.
444 (selftest::test_metric_conditions): New function.
445 (selftest::spellcheck_c_tests): Add a test of case-comparison.
446 Call selftest::test_metric_conditions.
448 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
450 * config/rs6000/rs6000-builtin.def (commentary): Typo.
451 (BU_P9_MISC_1): Likewise.
452 (BU_P9_64BIT_MISC_0): Likewise.
453 (BU_P9_MISC_0): Likewise.
455 2016-06-14 David Malcolm <dmalcolm@redhat.com>
457 * gcc-rich-location.c
458 (gcc_rich_location::add_fixit_misspelled_id): New method.
459 * gcc-rich-location.h
460 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
462 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
464 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
465 FreeBSD 11 and above.
467 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
469 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
471 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
473 * expmed.h: Close parenthesis in "at your option" in copyright
475 * lower-subreg.h: Likewise.
477 2016-06-14 Richard Biener <rguenther@suse.de>
480 * genmatch.c (expr::gen_transform): Use in_type for comparisons
483 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
485 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
487 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
489 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
491 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
492 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
494 2016-06-14 Richard Biener <rguenther@suse.de>
496 PR tree-optimization/71522
497 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
498 copying into float copying.
500 2016-06-14 Jakub Jelinek <jakub@redhat.com>
502 PR tree-optimization/71520
503 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
504 (replace_block_by): Move user labels from bb1 to bb2.
506 2016-06-14 Richard Biener <rguenther@suse.de>
510 * expr.h (get_bit_range): Declare.
511 * expr.c (get_bit_range): Export.
512 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
513 word_mode again to constrain the bitfield access.
515 2016-06-14 Richard Biener <rguenther@suse.de>
517 PR tree-optimization/71521
518 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
519 division int_const_binop against zero divisor.
521 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
523 * config/i386/i386.md (signbittf2): New expander.
524 * config/i386/sse.md (ptesttf2): New insn pattern.
526 2016-06-13 David Malcolm <dmalcolm@redhat.com>
529 * input.c (selftest::test_reading_source_line): Avoid reading from
530 __FILE__ by creating a tempfile with known content and reading
533 2016-06-13 David Malcolm <dmalcolm@redhat.com>
535 * pretty-print.c (assert_pp_format_colored): Skip the test if
537 (test_pp_format): Remove comment about GCC_COLORS.
539 2016-06-13 David Malcolm <dmalcolm@redhat.com>
541 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
542 * pretty-print.c (assert_pp_format_va): Add location param and use
543 it with ASSERT_STREQ_AT.
544 (assert_pp_format): Add location param and pass it to
546 (assert_pp_format_colored): Likewise.
547 (ASSERT_PP_FORMAT_1): New.
548 (ASSERT_PP_FORMAT_2): New.
549 (ASSERT_PP_FORMAT_3): New.
550 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
551 explicitly, or implicitly via the above macros.
552 * selftest.c (selftest::pass): Use a selftest::location rather
554 (selftest::fail): Likewise. Print the function name.
555 (selftest::fail_formatted): Likewise.
556 (selftest::assert_streq): Use a selftest::location rather than
558 * selftest.h (selftest::location): New struct.
559 (SELFTEST_LOCATION): New macro.
560 (selftest::pass): Accept a const location & rather than file
562 (selftest::fail): Likewise.
563 (selftest::fail_formatted): Likewise.
564 (selftest::assert_streq): Likewise.
565 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
566 (ASSERT_FALSE): Likewise.
567 (ASSERT_EQ): Likewise.
568 (ASSERT_NE): Likewise.
569 (ASSERT_STREQ): Likewise.
570 (ASSERT_PRED1): Likewise.
571 (ASSERT_STREQ_AT): New macro.
573 2016-06-13 David Malcolm <dmalcolm@redhat.com>
575 * selftest.c (selftest::fail_formatted): New function.
576 (selftest::assert_streq): New function.
577 * selftest.h (selftests::fail_formatted): New decl.
578 (selftest::assert_streq): New decl.
579 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
581 2016-06-13 Jeff Law <law@redhat.com>
583 PR tree-optimization/71403
584 * tree-ssa-threadbackward.c
585 (convert_and_register_jump_thread_path): No longer accept reference
586 to path. Do not pop items off the path anymore.
587 (fsm_find_control_statement_thread_paths): Do not allow threading
588 to a deeper loop nest. Pop the last item off the path here rather
589 than in convert_and_register_jump_thread_path.
591 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
592 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
594 [AArch64] Emit division using the Newton series
596 * config/aarch64/aarch64-protos.h
597 (cpu_approx_modes): Add new member "division".
598 (aarch64_emit_approx_div): Declare new function.
599 * config/aarch64/aarch64.c
600 (generic_approx_modes): New member "division".
601 (exynosm1_approx_modes): Likewise.
602 (xgene1_approx_modes): Likewise.
603 (aarch64_emit_approx_div): Define new function.
604 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
605 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
606 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
607 * doc/invoke.texi (-mlow-precision-div): Describe new option.
609 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
610 Wilco Dijkstra <wilco.dijkstra@arm.com>
612 [AArch64] Emit square root using the Newton series
614 * config/aarch64/aarch64-protos.h
615 (aarch64_emit_approx_rsqrt): Replace with new function
616 "aarch64_emit_approx_sqrt".
617 (cpu_approx_modes): New member "sqrt".
618 * config/aarch64/aarch64.c
619 (generic_approx_modes): New member "sqrt".
620 (exynosm1_approx_modes): Likewise.
621 (xgene1_approx_modes): Likewise.
622 (aarch64_emit_approx_rsqrt): Replace with new function
623 "aarch64_emit_approx_sqrt".
624 (aarch64_override_options_after_change_1): Handle new option.
625 * config/aarch64/aarch64-simd.md
626 (rsqrt<mode>2): Use new function instead.
627 (sqrt<mode>2): New expansion and insn definitions.
628 * config/aarch64/aarch64.md: Likewise.
629 * config/aarch64/aarch64.opt
630 (mlow-precision-sqrt): Add new option description.
631 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
633 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
635 [AArch64] Add more choices for the reciprocal square root approximation
637 Allow a target to prefer such operation depending on the operation mode.
639 * config/aarch64/aarch64-protos.h
640 (AARCH64_APPROX_MODE): New macro.
641 (AARCH64_APPROX_{NONE,ALL}): Likewise.
642 (cpu_approx_modes): New structure.
643 (tune_params): New member "approx_modes".
644 * config/aarch64/aarch64-tuning-flags.def
645 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
646 * config/aarch64/aarch64.c
647 (generic_approx_modes): New core "cpu_approx_modes" structure.
648 (exynosm1_approx_modes): Likewise.
649 (xgene1_approx_modes): Likewise.
650 (generic_tunings): New member "approx_modes".
651 (cortexa35_tunings): Likewise.
652 (cortexa53_tunings): Likewise.
653 (cortexa57_tunings): Likewise.
654 (cortexa72_tunings): Likewise.
655 (exynosm1_tunings): Likewise.
656 (thunderx_tunings): Likewise.
657 (xgene1_tunings): Likewise.
658 (use_rsqrt_p): New argument for the mode and use new member from
660 (aarch64_builtin_reciprocal): Devise mode from builtin.
661 (aarch64_optab_supported_p): New argument for the mode.
662 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
664 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
666 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
667 RS6000_BTM_MODULO flag into the set of flags that are considered
668 to be part of the common configuration.
670 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
672 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
674 (vec_absdb): New macro for vector absolute difference unsigned
676 (vec_absdh): New macro for vector absolute difference unsigned
678 (vec_absdw): New macro for vector absolute difference unsigned word.
679 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
680 (vadu<mode>3): New insn.
681 (*p9_vadu<mode>3): New insn.
682 * config/rs6000/rs6000-builtin.def (vadub): New built-in
684 (vaduh): New built-in definition.
685 (vaduw): New built-in definition.
686 (vadu): New overloaded built-in definition.
687 (vadub): New overloaded built-in definition.
688 (vaduh): New overloaded built-in definition.
689 (vaduw): New overloaded built-in definition.
690 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
691 overloaded vector absolute difference unsigned functions.
692 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
693 the ISA 3.0 vector absolute difference unsigned built-in functions.
695 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
697 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
698 update shared_lookup_references only once after changing operands.
700 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
703 * tree-nested.c (convert_nonlocal_omp_clauses)
704 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
706 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
707 * tree.def (CASE_LABEL_EXPR): Likewise.
709 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
712 * input.c (test_builtins): Fix an assertion.
714 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
716 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
719 (isinf<mode>2): Ditto.
721 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
723 * ggc-tests.c (test_finalization): Only test need_finalization_p
724 for GCC_VERSION >= 4003.
726 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
728 * config/s390/vecintrin.h: Fix file description in comment.
730 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
732 * config/s390/s390-builtin-types.def: Change builtin type naming
733 scheme to match builtin-types.def.
735 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
737 * fold-const.c (optimize_minmax_comparison): Remove.
738 (fold_comparison): Remove call to the above.
739 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
742 2016-06-13 Alan Hayward <alan.hayward@arm.com>
744 PR tree-optimization/71416
745 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
748 2016-06-13 Martin Liska <mliska@suse.cz>
750 * predict.c (enum predictor_reason): Prefix enum with REASON_.
751 (combine_predictions_for_insn): Likewise.
752 (prune_predictions_for_bb): Likewise.
753 (combine_predictions_for_bb): Likewise.
755 2016-06-13 Richard Biener <rguenther@suse.de>
757 PR tree-optimization/71505
758 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
759 assert match comment.
761 2016-06-13 Marek Polacek <polacek@redhat.com>
764 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
765 gimplify_switch_expr.
766 (warn_switch_unreachable_r): New function.
768 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
771 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
774 2016-06-13 Richard Biener <rguenther@suse.de>
777 * fold-const.c (fold_unary_loc): Preserve alignment when
778 folding a VIEW_CONVERT_EXPR into a MEM_REF.
780 2016-06-13 Martin Liska <mliska@suse.cz>
783 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
784 w/ -fsanitize=bounds.
786 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
788 * config/i386/i386.c (ix86_init_builtins): Calculate
789 FLOAT128_FTYPE_CONST_STRING function type only once.
790 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
791 built-in functions are available for x86-32 and x86-64 targets.
793 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
796 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
798 (FLOAT128_FTYPE_CONST_STRING): New function type.
799 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
800 [IX86_BUILTIN_NANSQ]: Ditto.
801 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
802 (ix86_init_builtin_types): Declare const_string_type_node.
803 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
805 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
806 * doc/extend.texi (x86 Built-in Functions): Document
807 __builtin_nanq and __builtin_nansq.
809 2016-06-11 Jiong Wang <jiong.wang@arm.com>
812 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
813 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
814 length for pop patterns.
815 (arm_attr_length_push_multi): Update comments.
816 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
818 (*pop_multiple_with_writeback_and_return): Likewise.
819 (*pop_multiple_with_return): Likewise.
821 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
824 * fold-const.c (optimize_bit_field_compare): Don't try to use
825 word_mode unconditionally for reading the bit field, look at
826 DECL_BIT_FIELD_REPRESENTATIVE instead.
828 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
831 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
834 2016-06-10 Jakub Jelinek <jakub@redhat.com>
837 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
838 without LABEL_DECL, set *handled_ops_p to false instead of true.
840 2016-06-10 Martin Sebor <msebor@redhat.com>
843 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
844 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
845 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
847 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
848 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
849 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
850 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
851 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
852 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
853 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
854 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
856 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
858 * config/arm/arm.h (pool_vector_label,
859 return_used_this_function): Remove.
861 2016-06-10 Jeff Law <law@redhat.com>
863 PR tree-optimization/71335
864 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
865 zero length paths here.
866 (convert_and_register_jump_thread_path): Remove hacks related to
867 duplicated blocks in the jump thread path.
868 (fsm_find_control_statement_thread_paths): Avoid putting the same
869 block on the thread path twice, but ensure the thread path is
870 unchanged from the caller's point of view.
872 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
874 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
875 * predict.def (PRED_LOOP_BRANCH): Remove.
877 2016-06-10 David Malcolm <dmalcolm@redhat.com>
879 * Makefile.in (OBJS): Add ggc-tests.o.
880 (GTFILES): Add ggc-tests.c.
881 * ggc-tests.c: New file.
882 * selftest-run-tests.c (selftest::run_tests): Call
883 selftest::ggc_tests_c_tests.
884 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
886 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
888 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
890 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
893 * varasm.c (place_block_symbol): Adjust alignment for asan protected
894 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
896 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
898 * profile.c: Include cfgloop.h.
899 (branch_prob): Compute estimated number of iterations.
900 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
901 recompute estimate number of iterations from profile.
903 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
906 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
907 must be grouped on top of stack. Don't force early clobber
908 on ordinary reg outputs.
910 2016-06-10 Richard Biener <rguenther@suse.de>
912 * targhooks.c (default_builtin_vectorization_cost): Adjust
915 2016-06-10 Richard Biener <rguenther@suse.de>
917 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
918 to fold the RHS to a constant if possible.
920 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
923 * tree-nested.c (convert_nonlocal_omp_clauses)
924 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
925 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
926 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
928 * gimplify.c (gimplify_adjust_omp_clauses): Discard
930 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
932 * omp-low.c (scan_sharing_clauses): Don't expect
935 2016-06-10 Alan Hayward <alan.hayward@arm.com>
937 PR tree-optimization/71407
938 PR tree-optimization/71416
939 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
942 2016-06-10 Richard Biener <rguenther@suse.de>
945 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
947 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
949 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
951 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
952 Jiong Wang <jiong.wang@arm.com>
954 PR rtl-optimization/70751
955 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
958 2016-06-09 Jonathan Yong <10walls@gmail.com>
961 2015-09-21 Jonathan Yong <10walls@gmail.com>
963 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
964 sysroot/usr/lib/32api for additional win32 libraries,
965 fixes failing Cygwin bootstrapping.
967 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
969 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
972 2016-06-09 David Malcolm <dmalcolm@redhat.com>
975 * pretty-print.c (pp_indent): Specify that %p is printed in a
976 host-dependent manner.
977 (test_pp_format): Remove the test for %p.
979 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
981 * config/mips/mips.c (mips_output_jump): Fix formatting.
983 2016-06-09 Richard Biener <rguenther@suse.de>
985 PR tree-optimization/71462
986 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
989 2016-06-09 Martin Liska <mliska@suse.cz>
991 * predict.c (dump_prediction): Add new argument.
992 (enum predictor_reason): New enum.
993 (struct predictor_hash): New struct.
994 (predictor_hash::hash): New function.
995 (predictor_hash::equal): Likewise.
996 (not_removed_prediction_p): New function.
997 (prune_predictions_for_bb): Likewise.
998 (combine_predictions_for_bb): Prune predictions.
1000 2016-06-09 Martin Liska <mliska@suse.cz>
1002 * predict.c (filter_predictions): New function.
1003 (remove_predictions_associated_with_edge): Use the filter
1005 (equal_edge_p): New function.
1007 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1009 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1010 Correct usage of @samp vs @option, add @samp where appropriate.
1011 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1012 Add armv6s-m and document it, as it is no official ARM name.
1014 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1016 * ifcvt.c (struct noce_if_info): Add transform_name field.
1017 (noce_try_move): Set if_info->transform_name to the function name.
1018 (noce_try_ifelse_collapse): Likewise.
1019 (noce_try_store_flag): Likewise.
1020 (noce_try_inverse_constants): Likewise.
1021 (noce_try_store_flag_constants): Likewise.
1022 (noce_try_addcc): Likewise.
1023 (noce_try_store_flag_mask): Likewise.
1024 (noce_try_cmove): Likewise.
1025 (noce_try_cmove_arith): Likewise.
1026 (noce_try_minmax): Likewise.
1027 (noce_try_abs): Likewise.
1028 (noce_try_sign_mask): Likewise.
1029 (noce_try_bitop): Likewise.
1030 (noce_convert_multiple_sets): Likewise.
1031 (noce_process_if_block): Print if_info->transform_name to
1032 dump_file if transformation succeeded.
1034 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1036 * config/arm/cortex-a57.md (cortex_a57_alu):
1039 2016-06-08 Martin Sebor <msebor@redhat.com>
1040 Jakub Jelinek <jakub@redhat.com>
1044 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1045 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1046 * builtins.c: Include gimple-fold.h.
1047 (fold_builtin_arith_overflow): Handle
1048 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1049 (fold_builtin_3): Likewise.
1050 * doc/extend.texi (Integer Overflow Builtins): Document
1051 __builtin_{add,sub,mul}_overflow_p.
1053 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1055 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1056 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1058 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1060 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1061 Rewrite, looking one level down for records and arrays.
1063 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1065 * pretty-print.c: Include "selftest.h".
1066 (pp_format): Fix comment.
1067 (identifier_to_locale): Likewise.
1068 (selftest::test_basic_printing): New function.
1069 (selftest::assert_pp_format): New function.
1070 (selftest::test_pp_format): New function.
1071 (selftest::pretty_print_c_tests): New function.
1072 * selftest-run-tests.c (selftest::run_tests): Call
1073 selftest::pretty_print_c_tests.
1074 * selftest.h (pretty_print_c_tests): New declaration.
1076 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1078 * invoke.texi (max-loop-headers-insns): Document.
1079 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1080 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1081 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1083 2016-06-08 Richard Biener <rguenther@suse.de>
1085 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1086 on strided SLP loads and fall back to scalar loads in case
1087 we can't chunk them.
1089 2016-06-08 Richard Biener <rguenther@suse.de>
1091 PR tree-optimization/71452
1092 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1093 type used for the SSA rewrite has enough precision to cover
1094 the dynamic type of the location.
1096 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1097 Richard Biener <rguenther@suse.de>
1100 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1101 the same as DECL_P (base0) for indirect_base0. Use equality_code
1102 in one further place.
1104 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1106 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1107 to one word if the field is known to overlap other words.
1108 (extract_bit_field_1): Likewise.
1109 (store_split_bit_field): Remove compensating code.
1110 (extract_split_bit_field): Likewise.
1112 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1116 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1118 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1120 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1122 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1123 (arch64_addpv4sf): Delete.
1124 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1125 "gen_aarch64_addpv4sf".
1126 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1128 (vpadds_f32): Likewise.
1129 (vpaddq_f32): Likewise.
1130 (vpaddq_f64): Likewise.
1132 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1134 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1136 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1137 to VALLF. Rename to "fabd<mode>3".
1138 "*fabd_scalar<mode>3): Delete.
1139 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1141 (vabdd_f64): Likewise.
1142 (vabd_f32): Likewise.
1143 (vabd_f64): Likewise.
1144 (vabdq_f32): Likewise.
1145 (vabdq_f64): Likewise.
1147 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1149 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1151 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1152 "aarch64_rsqrts<mode>".
1153 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1154 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1156 (vrsqrtsd_f64): Likewise.
1157 (vrsqrts_f32): Likewise.
1158 (vrsqrts_f64): Likewise.
1159 (vrsqrtsq_f32): Likewise.
1160 (vrsqrtsq_f64): Likewise.
1162 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1164 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1166 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1167 "aarch64_rsqrte<mode>".
1168 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1169 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1171 (vrsqrted_f64): Likewise.
1172 (vrsqrte_f32): Likewise.
1173 (vrsqrte_f64): Likewise.
1174 (vrsqrteq_f32): Likewise.
1175 (vrsqrteq_f64): Likewise.
1177 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1179 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1183 * config/aarch64/aarch64-simd.md
1184 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1185 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1186 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1188 (vcvt_n_f32_u32): Likewise.
1189 (vcvt_n_s32_f32): Likewise.
1190 (vcvt_n_u32_f32): Likewise.
1191 (vcvtq_n_f32_s32): Likewise.
1192 (vcvtq_n_f32_u32): Likewise.
1193 (vcvtq_n_f64_s64): Likewise.
1194 (vcvtq_n_f64_u64): Likewise.
1195 (vcvtq_n_s32_f32): Likewise.
1196 (vcvtq_n_s64_f64): Likewise.
1197 (vcvtq_n_u32_f32): Likewise.
1198 (vcvtq_n_u64_f64): Likewise.
1199 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1200 (VSDQ_SDI): Likewise.
1201 (fcvt_target): Support V4DI, V4SI and V2SI.
1202 (FCVT_TARGET): Likewise.
1204 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1206 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1207 (TYPES_BINOP_SUS): Likewise.
1208 (aarch64_simd_builtin_data): Update include file name.
1209 (aarch64_builtins): Likewise.
1210 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1211 for conversion between scalar float-point and fixed-point.
1215 * config/aarch64/aarch64.md
1216 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1217 pattern for conversion between scalar float to fixed-pointer.
1218 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1219 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1220 (UNSPEC_FCVTZU): Likewise.
1221 (UNSPEC_SCVTF): Likewise.
1222 (UNSPEC_UCVTF): Likewise.
1223 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1225 (vcvtd_n_f64_u64): Likewise.
1226 (vcvtd_n_s64_f64): Likewise.
1227 (vcvtd_n_u64_f64): Likewise.
1228 (vcvtd_n_f32_s32): Likewise.
1229 (vcvts_n_f32_u32): Likewise.
1230 (vcvtd_n_s32_f32): Likewise.
1231 (vcvts_n_u32_f32): Likewise.
1232 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1234 (FCVT_TARGET): Likewise.
1235 (FCVT_FIXED2F): New iterator.
1236 (FCVT_F2FIXED): Likewise.
1237 (fcvt_fixed_insn): New define_int_attr.
1239 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1241 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1242 some statements was removed.
1244 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1246 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1247 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1248 (vect_can_advance_ivs_p): likewise.
1249 (vect_update_ivs_after_vectorizer): likewise.
1250 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1251 (vect_analyze_scalar_cycles_1): likewise.
1252 (vect_analyze_loop_operations): likewise.
1253 (report_vect_op): likewise.
1254 (vect_is_slp_reduction): likewise.
1255 (vect_is_simple_reduction): likewise.
1256 (get_initial_def_for_induction): likewise.
1257 (vect_transform_loop): likewise.
1258 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1259 (vect_recog_sad_pattern): likewise.
1260 (vect_recog_widen_sum_pattern): likewise.
1261 (vect_recog_widening_pattern): likewise.
1262 (vect_recog_divmod_pattern): likewise.
1263 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1264 (vect_analyze_slp_instance): likewise.
1265 (vect_transform_slp_perm_load): likewise.
1266 (vect_schedule_slp_instance): likewise.
1268 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1270 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1271 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1272 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1273 (PRED_LOOP_BRANCH): Document predictor as broken.
1274 (PRED_LOOP_EXIT): Change hitrate 91->92.
1275 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1276 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1277 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1278 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1279 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1280 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1281 (PRED_CALL): Chane hitrate 71->67.
1282 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1283 (PRED_GOTO): Document as unused right now.
1284 (PRED_CONST_RETURN): Change hitrate 67->69
1285 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1286 (PRED_NULL_RETURN): Change hitrate 91->90.
1287 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1288 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1289 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1291 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1293 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1294 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1295 special case Altivec builtin.
1296 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1297 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1298 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1299 code for ALTIVEC_BUILTIN_VEC_MUL.
1300 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1301 for __builtin_vec_mul.
1303 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1305 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1308 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1310 * spellcheck.c (selftest::test_find_closest_string): New function.
1311 (spellcheck_c_tests): Call the above.
1313 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1315 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1317 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1319 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1320 Yv=Yv,C alternatives.
1322 2016-06-07 Richard Biener <rguenther@suse.de>
1325 * common.opt (ffast-math): Make Optimization.
1327 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1328 Prachi Godbole <prachi.godbole@imgtec.com>
1330 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1331 `fabs' and `fneg' type attributes.
1332 (p5600_fpu_fabs): Add `fmove' to the comment.
1334 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1336 * gimple.c: Include builtins.h
1337 (gimple_inexpensive_call_p): New function.
1338 * gimple.h (gimple_inexpensive_call_p): Declare.
1339 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1340 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1343 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1345 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1346 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1347 warning_at_rich_loc, warning_n, pedwarn, permerror,
1348 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1349 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1352 2016-06-07 Richard Biener <rguenther@suse.de>
1354 PR tree-optimization/71428
1355 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1356 BIT_FIELD_REF op vs. load.
1358 2016-06-07 Richard Biener <rguenther@suse.de>
1361 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1364 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1366 * config/pa/pa.md (call): Generate indirect long calls to non-local
1367 functions on TARGET_64BIT.
1368 (call_value): Likewise.
1370 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1372 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1373 pattern and subsequent splitters.
1374 (call_val_reg_64bit_post_reload): Likewise.
1376 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1379 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1380 propagate_op_to_single_use.
1382 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1385 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1387 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1389 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1390 (enum x86_dirflag_state): New enum.
1391 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1392 (machine_function): Remove needs_cld.
1393 (ix86_current_function_needs_cld): Remove.
1394 * config/i386/i386.c (ix86_set_func_type): Set
1395 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1396 (ix86_expand_prologue): Do not emit CLD here.
1397 (ix86_dirflag_mode_needed): New function.
1398 (ix86_dirflag_mode_entry): Ditto.
1399 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1400 (ix86_mode_after): Ditto.
1401 (ix86_mode_entry): Ditto.
1402 (ix86_mode_exit): Ditto.
1403 (ix86_emit_mode_set): Ditto.
1404 * config/i386/i386.md (strmov_singleop): Set
1405 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1406 Do not set ix86_current_function_needs_cld.
1408 (strset_singleop): Ditto.
1410 (cmpstrnqi_nz_1): Ditto.
1411 (cmpstrnqi_1): Ditto.
1412 (strlenqi_1): Ditto.
1414 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1416 PR tree-optimization/71259
1417 * tree-vect-slp.c (vect_get_constant_vectors): For
1418 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1419 one for constant op, and use COND_EXPR for non-constant.
1421 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1423 * Makefile.in (OBJS): Add function-tests.o,
1424 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1425 selftest-run-tests.o.
1426 (OBJS-libcommon): Add selftest.o.
1427 (OBJS-libcommon-target): Add selftest.o.
1428 (all.internal): Add "selftest".
1429 (all.cross): Likewise.
1430 (selftest): New phony target.
1431 (s-selftest): New target.
1432 (selftest-gdb): New phony target.
1433 (COLLECT2_OBJS): Add selftest.o.
1434 * bitmap.c: Include "selftest.h".
1435 (selftest::test_gc_alloc): New function.
1436 (selftest::test_set_range): New function.
1437 (selftest::test_clear_bit_in_middle): New function.
1438 (selftest::test_copying): New function.
1439 (selftest::test_bitmap_single_bit_set_p): New function.
1440 (selftest::bitmap_c_tests): New function.
1441 * common.opt (fself-test): New.
1442 * diagnostic-show-locus.c: Include "selftest.h".
1443 (make_range): New function.
1444 (test_range_contains_point_for_single_point): New function.
1445 (test_range_contains_point_for_single_line): New function.
1446 (test_range_contains_point_for_multiple_lines): New function.
1447 (assert_eq): New function.
1448 (test_get_line_width_without_trailing_whitespace): New function.
1449 (selftest::diagnostic_show_locus_c_tests): New function.
1450 * et-forest.c: Include "selftest.h".
1451 (selftest::test_single_node): New function.
1452 (selftest::test_simple_tree): New function.
1453 (selftest::test_disconnected_nodes): New function.
1454 (selftest::et_forest_c_tests): New function.
1455 * fold-const.c: Include "selftest.h".
1456 (selftest::assert_binop_folds_to_const): New function.
1457 (selftest::assert_binop_folds_to_nonlvalue): New function.
1458 (selftest::test_arithmetic_folding): New function.
1459 (selftest::fold_const_c_tests): New function.
1460 * function-tests.c: New file.
1461 * gimple.c: Include "selftest.h".
1462 Include "gimple-pretty-print.h".
1463 (selftest::verify_gimple_pp): New function.
1464 (selftest::test_assign_single): New function.
1465 (selftest::test_assign_binop): New function.
1466 (selftest::test_nop_stmt): New function.
1467 (selftest::test_return_stmt): New function.
1468 (selftest::test_return_without_value): New function.
1469 (selftest::gimple_c_tests): New function.
1470 * hash-map-tests.c: New file.
1471 * hash-set-tests.c: New file.
1472 * input.c: Include "selftest.h".
1473 (selftest::assert_loceq): New function.
1474 (selftest::test_accessing_ordinary_linemaps): New function.
1475 (selftest::test_unknown_location): New function.
1476 (selftest::test_builtins): New function.
1477 (selftest::test_reading_source_line): New function.
1478 (selftest::input_c_tests): New function.
1479 * rtl-tests.c: New file.
1480 * selftest-run-tests.c: New file.
1481 * selftest.c: New file.
1482 * selftest.h: New file.
1483 * spellcheck.c: Include "selftest.h".
1484 (selftest::levenshtein_distance_unit_test_oneway): New function,
1485 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1486 (selftest::levenshtein_distance_unit_test): Likewise.
1487 (selftest::spellcheck_c_tests): Likewise.
1488 * toplev.c: Include selftest.h.
1489 (toplev::run_self_tests): New.
1490 (toplev::main): Handle -fself-test.
1491 * toplev.h (toplev::run_self_tests): New.
1492 * tree.c: Include "selftest.h".
1493 (selftest::test_integer_constants): New function.
1494 (selftest::test_identifiers): New function.
1495 (selftest::test_labels): New function.
1496 (selftest::tree_c_tests): New function.
1497 * tree-cfg.c: Include "selftest.h".
1498 (selftest::push_fndecl): New function.
1499 (selftest::test_linear_chain): New function.
1500 (selftest::test_diamond): New function.
1501 (selftest::test_fully_connected): New function.
1502 (selftest::tree_cfg_c_tests): New function.
1503 * vec.c: Include "selftest.h".
1504 (selftest::safe_push_range): New function.
1505 (selftest::test_quick_push): New function.
1506 (selftest::test_safe_push): New function.
1507 (selftest::test_truncate): New function.
1508 (selftest::test_safe_grow_cleared): New function.
1509 (selftest::test_pop): New function.
1510 (selftest::test_safe_insert): New function.
1511 (selftest::test_ordered_remove): New function.
1512 (selftest::test_unordered_remove): New function.
1513 (selftest::test_block_remove): New function.
1514 (selftest::reverse_cmp): New function.
1515 (selftest::test_qsort): New function.
1516 (selftest::vec_c_tests): New function.c.
1517 * wide-int.cc: Include selftest.h and wide-int-print.h.
1518 (selftest::from_int <wide_int>): New function.
1519 (selftest::from_int <offset_int>): New function.
1520 (selftest::from_int <widest_int>): New function.
1521 (selftest::assert_deceq): New function.
1522 (selftest::assert_hexeq): New function.
1523 (selftest::test_printing <VALUE_TYPE>): New function template.
1524 (selftest::test_ops <VALUE_TYPE>): New function template.
1525 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1526 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1528 (selftest::wide_int_cc_tests): New function.
1530 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1533 * ifcvt.c (noce_try_ifelse_collapse): New function.
1535 (noce_process_if_block): Call noce_try_ifelse_collapse.
1536 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1537 (simplify_ternary_operation): Use the above to simplify
1538 conditional CLZ/CTZ expressions.
1540 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1543 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1544 define_insn_and_split.
1546 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1549 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1551 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1554 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1555 Implicitly clobber memory for basic asm with non-empty assembler
1556 string. Use targetm.md_asm_adjust also here.
1557 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1558 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1559 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1560 non-empty assembler string.
1561 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1562 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1563 (decode_asm_operands): Handle basic asm in PARALLEL block.
1564 (extract_insn): Handle basic asm in PARALLEL block.
1565 * doc/extend.texi: Mention new behavior of basic asm.
1566 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1567 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1568 branch_needs_nop_p): Use asm_noperands.
1570 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1572 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1573 Include the M7 SPARC DFA scheduler.
1574 New attribute v3pipe.
1575 Annotate insns with v3pipe where appropriate.
1576 Define cpu_feature vis4.
1577 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1578 Add (V8QI "8") to vbits.
1579 Add insns {add,sub}v8qi3
1580 Add insns ss{add,sub}v8qi3
1581 Add insns us{add,sub}{v8qi,v4hi}3
1582 Add insns {min,max}{v8qi,v4hi,v2si}3
1583 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1584 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1585 * config/sparc/niagara4.md: Add a comment explaining the
1586 discrepancy between the documented latenty numbers and the
1588 * config/sparc/niagara7.md: New file.
1589 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1590 supports SPARC5 and VIS 4.0 instructions.
1591 * configure: Regenerate.
1592 * config.in: Likewise.
1593 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1594 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1595 TARGET_CPU_niagara7.
1596 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1597 (CPP_CPU_SPEC): Handle niagara7.
1598 (ASM_CPU_SPEC): Likewise.
1599 * config/sparc/sparc-opts.h (processor_type): Add
1601 (mvis4): New option.
1602 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1603 (AS_NIAGARA7_FLAG): Define.
1604 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1605 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1606 (CPP_CPU_SPEC): Handle niagara7.
1607 (ASM_CPU_SPEC): Likewise.
1608 * config/sparc/sparc.c (niagara7_costs): Define.
1609 (sparc_option_override): Handle niagara7 and adjust cache-related
1610 parameters with better values for niagara cpus. Also support VIS4.
1611 (sparc32_initialize_trampoline): Likewise.
1612 (sparc_use_sched_lookahead): Likewise.
1613 (sparc_issue_rate): Likewise.
1614 (sparc_register_move_cost): Likewise.
1615 (dump_target_flag_bits): Support VIS4.
1616 (sparc_vis_init_builtins): Likewise.
1617 (sparc_builtins): Likewise.
1618 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
1620 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
1622 * config/sparc/sparc.opt (sparc_processor_type): New value
1624 * config/sparc/visintrin.h (__attribute__): Prototypes for the
1626 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
1628 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
1631 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
1633 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
1635 2016-06-06 Richard Biener <rguenther@suse.de>
1637 PR tree-optimization/71398
1638 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
1641 2016-06-05 James Bowman <james.bowman@ftdichip.com>
1643 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
1644 ft32_expand_prolog, ft32_expand_epilogue):
1645 Handle pretend_args.
1646 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
1647 * config/ft32/ft32.md: Add pretend_returner.
1649 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
1652 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1653 Copy op1 RTX to avoid invalid sharing.
1654 (ix86_expand_vector_move_misalign): Ditto.
1656 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
1658 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
1661 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1663 * predict.c (predicted_by_loop_heuristics_p): New function.
1664 (predict_iv_comparison): Use it.
1665 (predict_loops): Walk from innermost loops; do not predict edges
1666 leaving multiple loops multiple times; implement
1667 PRED_LOOP_ITERATIONS_MAX heuristics.
1668 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
1670 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1672 * cfg.c (check_bb_profile): Do not report mismatched profiles when
1673 only edges out of BB are EH edges.
1675 2016-06-04 Martin Sebor <msebor@redhat.com>
1676 Marcin Baczyński <marbacz@gmail.com>
1679 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
1680 a void expression in a void function.
1682 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1684 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
1685 aux; dump reasons of decisions.
1686 (should_duplicate_loop_header_p): Likewise.
1687 (do_while_loop_p): Likewise.
1688 (ch_base::copy_headers): Dump asi num insns duplicated.
1690 2016-06-04 Jakub Jelinek <jakub@redhat.com>
1692 PR tree-optimization/71405
1693 * tree-ssa.c (execute_update_addresses_taken): For clobber with
1694 incompatible type, build a new clobber with the right type instead
1695 of building a VIEW_CONVERT_EXPR around it.
1697 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1699 PR tree-optimization/52171
1700 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
1701 by_pieces_ninsns instead of move_by_pieces_ninsns.
1703 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
1705 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
1706 for reg+reg addressing mode.
1708 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1710 * rs6000-c.c (c/c-tree.h): Add #include.
1711 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
1712 in C++ when found in the base position of vec_ld or vec_st.
1714 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
1716 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
1717 use of profile unless profile status is PROFILE_READ.
1718 * profile.c (compute_branch_probabilities): Set profile status
1719 only after reporting predictor hitrates.
1721 2016-06-03 Joseph Myers <joseph@codesourcery.com>
1725 * common.opt (ffp-int-builtin-inexact): New option.
1726 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
1727 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
1728 (ceil@var{m}2): Document dependence on this option.
1729 * ipa-inline-transform.c (inline_call): Handle
1730 flag_fp_int_builtin_inexact.
1731 * ipa-inline.c (can_inline_edge_p): Likewise.
1732 * config/i386/i386.md (rintxf2): Do not test
1733 flag_unsafe_math_optimizations.
1734 (rint<mode>2_frndint): New define_insn.
1735 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
1736 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
1737 for 387 instead of extending and truncating.
1738 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
1739 !flag_trapping_math instead of flag_unsafe_math_optimizations.
1740 Change to frndint<mode>2_<rounding>.
1741 (frndintxf2_<rounding>_i387): Likewise. Change to
1742 frndint<mode>2_<rounding>_i387.
1743 (<rounding_insn>xf2): Likewise.
1744 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
1745 !flag_trapping_math instead of flag_unsafe_math_optimizations for
1746 x87. Test TARGET_ROUND || !flag_trapping_math ||
1747 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
1748 SSE. Use ROUND_NO_EXC in constant operand of
1749 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
1750 for 387 instead of extending and truncating.
1752 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
1753 Julia Koval <julia.koval@intel.com>
1765 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
1766 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
1767 all registers, except for function return registers if there are
1768 no caller-saved registers.
1769 (ix86_set_func_type): New function.
1770 (ix86_set_current_function): Call ix86_set_func_type to set
1771 no_caller_saved_registers and func_type. Call reinit_regs if
1772 caller-saved registers are changed. Don't allow MPX, SSE, MMX
1773 nor x87 instructions in interrupt handler nor function with
1774 no_caller_saved_registers attribute.
1775 (ix86_function_ok_for_sibcall): Return false if there are no
1776 caller-saved registers.
1777 (type_natural_mode): Don't warn ABI change for MMX in interrupt
1779 (ix86_function_arg_advance): Skip for callee in interrupt handler.
1780 (ix86_function_arg): Return special arguments in interrupt handler.
1781 (ix86_promote_function_mode): Promote pointer to word_mode only
1782 for normal functions.
1783 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
1785 (ix86_epilogue_uses): New function.
1786 (ix86_hard_regno_scratch_ok): Likewise.
1787 (ix86_save_reg): Preserve all registers in interrupt handler
1788 after reload. Preserve all registers, except for function return
1789 registers, if there are no caller-saved registers after reload.
1790 (find_drap_reg): Always use callee-saved register if there are
1791 no caller-saved registers.
1792 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
1793 for interrupt handler.
1794 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
1795 Emit cld instruction if stringops are used in interrupt handler
1796 or interrupt handler isn't a leaf function.
1797 (ix86_expand_epilogue): Generate interrupt return for interrupt
1798 handler and pop the 'ERROR_CODE' off the stack before interrupt
1799 return in exception handler.
1800 (ix86_expand_call): Disallow calling interrupt handler directly.
1801 If there are no caller-saved registers, mark all registers that
1802 are clobbered by the call which returns as clobbered.
1803 (ix86_handle_no_caller_saved_registers_attribute): New function.
1804 (ix86_handle_interrupt_attribute): Likewise.
1805 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
1807 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
1808 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
1809 accumulation in interrupt function if stack may be realigned to
1811 (EPILOGUE_USES): New.
1812 (function_type): New enum.
1813 (machine_function): Add func_type and no_caller_saved_registers.
1814 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
1815 (interrupt_return): New pattern.
1816 * doc/extend.texi: Document x86 interrupt and
1817 no_caller_saved_registers attributes.
1819 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
1821 PR tree-optimization/52171
1822 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
1823 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
1824 Look for constant strings. Move some code to emit_block_cmp_hints
1826 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
1827 * defaults.h (COMPARE_MAX_PIECES): New macro.
1828 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
1829 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
1830 (clear_by_pieces_1): Don't declare. Move definition before use.
1831 (can_do_by_pieces): New static function.
1832 (can_move_by_pieces): Use it. Return bool.
1833 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
1834 OP. All callers changed. Handle COMPARE_BY_PIECES.
1835 (class pieces_addr); New.
1836 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
1837 pieces_addr::adjust, pieces_addr::increment_address,
1838 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
1840 (class op_by_pieces_d): New.
1841 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
1843 (class move_by_pieces_d, class compare_by_pieces_d,
1844 class store_by_pieces_d): New subclasses of op_by_pieces_d.
1845 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
1846 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
1847 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
1848 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
1849 compare_by_pieces_d::finish_mode): New member functions.
1850 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
1852 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
1853 (emit_block_cmp_hints): New function.
1854 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
1855 use the newly defined classes.
1856 * expr.h (by_pieces_constfn): New typedef.
1857 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
1858 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
1859 (move_by_pieces_ninsns): Don't declare.
1860 (can_move_by_pieces): Change return value to bool.
1861 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
1862 (compare_by_pieces_branch_ratio): New hook.
1863 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
1864 (by_pieces_ninsns): Declare.
1865 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
1867 (default_compare_by_pieces_branch_ratio): New function.
1868 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
1869 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
1870 * doc/tm.texi: Regenerate.
1871 * tree-ssa-strlen.c: Include "builtins.h".
1872 (handle_builtin_memcmp): New static function.
1873 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
1874 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
1876 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1878 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
1879 relevant stmts which are simple and invariant.
1880 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
1881 instead of simple and invariant
1883 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1885 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
1886 (vectorizable_reduction): Check for new relevant state.
1887 (vectorizable_live_operation): vectorize live stmts using
1888 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
1889 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
1890 (vect_stmt_relevant_p): Check for stmts which are only used live.
1891 (process_use): Use of a stmt does not inherit it's live value.
1892 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
1893 (vect_analyze_stmt): Check for new relevant state.
1894 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
1895 outside the loop, but not inside it.
1897 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1899 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
1900 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
1901 (vect_get_vec_def_for_operand): Split out code.
1903 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1905 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
1907 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1909 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
1911 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1913 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
1915 2016-06-03 Jakub Jelinek <jakub@redhat.com>
1918 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
1919 to noreturn e->callee->decl that has void return type and void
1920 arguments, adjust gimple_call_fntype and remove lhs even if it had
1921 previously addressable type.
1923 2016-06-02 Jeff Law <law@redhat.com>
1925 PR tree-optimization/71328
1926 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
1927 error when checking for a jump back onto the copied path.
1929 2016-06-02 David Malcolm <dmalcolm@redhat.com>
1931 * config/microblaze/microblaze.c (get_branch_target): Add return
1932 NULL_RTX for the non-CALL_P case.
1933 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
1934 (insert_wic): Remove unused local "j".
1936 2016-06-02 Martin Liska <mliska@suse.cz>
1938 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
1940 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
1941 Julia Koval <julia.koval@intel.com>
1943 * function.c (assign_parm_setup_stack): Force source into a
1945 * target.def (function_incoming_arg): Update documentation to
1946 allow arbitrary address computation based on hard register.
1947 * doc/tm.texi: Regenerated.
1949 2016-06-02 Martin Liska <mliska@suse.cz>
1951 * predict.c (combine_predictions_for_bb): Fix first match in
1952 cases where a first predictor contains more than one occurence
1953 in list of predictors. Take the best value in such case.
1955 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1957 PR rtl-optimization/71295
1958 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
1959 offset would go over the size of the inner mode reject it.
1961 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1963 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
1964 x=x,x and v=v,m instead of x=x,m.
1966 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
1967 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
1968 alternative to v=rm,C.
1970 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
1971 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
1972 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
1973 instead of vex for the last two above mentioned alternatives.
1975 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1978 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
1980 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
1982 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
1984 2016-06-01 David Malcolm <dmalcolm@redhat.com>
1986 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
1987 from int to unsigned.
1989 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1991 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
1992 alternatives, eliminating preferred register class. Add support
1993 for the MTVSRDD instruction in ISA 3.0.
1994 (vsx_splat_v4si_internal): Use splat_input_operand instead of
1995 reg_or_indexed_operand.
1996 (vsx_splat_v4sf_internal): Likewise.
1998 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2001 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2002 for loading up all 0's or all 1's.
2004 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2006 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2008 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2010 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2012 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2013 * gcc.c (set_source_date_epoch_envvar): New function, sets
2014 the SOURCE_DATE_EPOCH environment variable to the current time.
2016 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2018 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2019 the factor for live Phi nodes.
2021 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2023 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2024 * tree-parloops.c (parallelize_loops): likewise.
2025 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2026 tree_unswitch_outer_loop): likewise.
2028 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2031 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2032 around creation of the temporary.
2034 2016-06-01 Richard Biener <rguenther@suse.de>
2036 PR tree-optimization/71366
2037 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2038 (unloop_loops): Move removing edges here ...
2039 (try_unroll_loop_completely): ... from here.
2040 (try_peel_loop): ... and here.
2041 (tree_unroll_loops_completely_1): Track parent loops via
2042 bitmap of header BBs.
2043 (tree_unroll_loops_completely): Adjust for that.
2045 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2047 * config/rs6000/altivec.h (vec_slv): New macro.
2048 (vec_srv): New macro.
2049 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2050 (UNSPEC_VSRV): New value.
2053 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2054 (vsrv): New builtin definition.
2055 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2056 define argument types for new builtin.
2057 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2059 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2062 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2063 Jocelyn Mayer <l_indien@magic.fr>
2066 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2067 detect processor family for signature_CENTAUR_ebx.
2068 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2069 signature_CENTAUR_ebx.
2070 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2071 <default>: Pass x86-64 for has_longmode.
2073 2016-06-01 Nathan Sidwell <nathan@acm.org>
2075 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2078 2016-06-01 Richard Biener <rguenther@suse.de>
2080 PR tree-optimization/71261
2081 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2082 of stmts successfully put in the bool pattern. Remove
2083 single-use restriction.
2084 (adjust_bool_pattern_cast): Add cast at the use site via the
2085 pattern def sequence.
2086 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2087 of patterned defs. Use the pattern def seqence instead of
2088 multiple independent patterns.
2089 (sort_after_uid): New qsort compare function.
2090 (adjust_bool_stmts): New function to process stmts in the bool
2091 pattern in IL order.
2092 (vect_recog_bool_pattern): Adjust.
2093 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2094 (ifcvt_walk_pattern_tree): Likewise.
2095 (stmt_is_root_of_bool_pattern): Likewise.
2096 (ifcvt_repair_bool_pattern): Likewise.
2097 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2099 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2101 * loop-unroll.c (decide_unroll_constant_iterations,
2102 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2103 likely upper bounds.
2104 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2106 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2108 * tree-core.h (enum omp_clause_code): Remove
2109 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2111 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2113 * config/arm/sync.md (arm_store_exclusive<mode>):
2114 Use 'H' output modifier on operands[2] rather than creating a new
2115 entry in out-of-bounds memory of the operands array.
2116 (arm_store_release_exclusivedi): Likewise.
2118 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2120 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2121 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2122 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2123 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2125 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2127 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2128 into account live statements for mask producers.
2130 2016-06-01 Richard Biener <rguenther@suse.de>
2132 PR tree-optimization/71311
2133 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2134 restrict to non-INTEGER_CST @0.
2136 2016-06-01 Richard Biener <rguenther@suse.de>
2138 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2139 (relational patterns): Use :c to avoid pattern duplications.
2141 2016-06-01 Richard Biener <rguenther@suse.de>
2143 * genmatch.c (comparison_code_p): New predicate.
2144 (swap_tree_comparison): New function.
2145 (commutate): Add for_vec parameter to append new for entries.
2146 Support commutating relational operators by swapping it alongside
2148 (lower_commutative): Adjust.
2149 (dt_simplify::gen): Do not pass artificial operators to gen
2151 (decision_tree::gen): Do not add artificial operators as parameters.
2152 (parser::parse_expr): Verify operator commutativity when :c is
2153 applied. Allow :C to override this.
2154 * match.pd: Adjust patterns to use :C instead of :c where required.
2156 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2158 PR tree-optimization/71077
2159 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2160 the combining step, use boolean_false_node and boolean_true_node
2161 as the designated false/true return values.
2163 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2165 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2166 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2167 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2170 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2172 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2173 of flags impliying the register renaming.
2174 * toplev.c (process_options): Do not imply flag_rename_registers with
2177 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2179 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2180 default implementation.
2182 2016-05-31 Nathan Sidwell <nathan@acm.org>
2184 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2186 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2188 * config/sh/constraints.md (b): Remove constraint.
2189 * config/sh/predicates.md (arith_reg_operand): Remove
2191 * config/sh/sh-modes.def (PDI): Remove.
2192 * config/sh/sh.c (sh_target_reg_class,
2193 sh_optimize_target_register_callee_saved): Remove functions.
2194 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2195 (sh_expand_epilogue): Update comment.
2196 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2197 sh_secondary_reload): Remove TARGET_REGS related code.
2198 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2199 TARGET_REGISTER_P): Remove macros.
2200 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2201 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2202 TR1_REG, TR2_REG): Remove constants.
2203 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2205 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2207 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2208 define_expand patterns.
2209 (adddi3_compact): Rename to adddi3.
2210 (subdi3_compact): Rename to subdi3.
2211 (*negdi2): Rename to negdi2.
2212 (*abs<mode>2): Rename to abs<mode>2.
2214 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2216 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2217 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2218 (atomic_sub_fetchsi): ... this new pattern.
2219 (mvtc): Add CC_REG clobber.
2221 2016-05-31 Marek Polacek <polacek@redhat.com>
2223 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2225 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2227 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2228 aarch64_fusion_enabled_p to check for fusion capabilities.
2230 2016-05-31 Richard Biener <rguenther@suse.de>
2232 PR tree-optimization/71352
2233 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2234 minus one and a negate.
2236 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2238 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2239 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2241 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2242 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2243 Remove use of aarch64_simd_attr_length_move, set length attribute
2245 (*aarch64_be_movoi): Likewise.
2246 (*aarch64_be_movci): Likewise.
2247 (*aarch64_be_movxi): Likewise.
2249 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2251 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2252 It no longer does that.
2253 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2255 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2257 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2258 attribute __unused__.
2260 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2262 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2263 * config/arm/arm.c (arm_arch_thumb1): Define.
2264 (arm_option_override): Initialize arm_arch_thumb1.
2265 * config/arm/arm.h (arm_arch_thumb1): Declare.
2266 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2267 support Thumb-1 ISA.
2269 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2272 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2273 `Yv' for scalar operand.
2275 2016-05-31 Tom de Vries <tom@codesourcery.com>
2277 PR tree-optimization/69068
2278 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2279 phis with more than two args.
2281 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2283 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2284 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2287 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2289 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2291 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2293 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2294 cpu_32, cpu_64, tune_32 and tune_64.
2295 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2297 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2299 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2301 2016-05-30 Andi Kleen <ak@linux.intel.com>
2303 * auto-profile.c (read_profile): Replace asserts with errors
2304 when file does not exist.
2305 * gcov-io.c (gcov_read_words): Dito.
2307 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2309 * tree-cfg.c (print_loop): Print likely upper bounds.
2311 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2313 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2314 * opts.c (default_options): Enable peel loops at -O3.
2315 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2316 (try_peel_loop): Do not re-peel already peeled loops;
2317 use likely upper bounds; fix profile updating.
2318 (pass_complete_unroll::execute): Initialize peeled_loops.
2320 2016-05-30 Martin Liska <mliska@suse.cz>
2322 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2323 computed costs by frequency of BB they belong to.
2324 (get_scaled_computation_cost_at): New function.
2326 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2327 Marc Glisse <marc.glisse@inria.fr>
2329 PR tree-optimization/71289
2330 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2332 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2334 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2336 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2338 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2339 for peeled copies; avoid underflow when updating estimates; correctly
2342 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2344 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2345 r236875. Corrected oe3 to oe2 as obvious.
2347 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2351 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2352 that inserted stmt will not dominate stmts that defines its operand.
2353 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2354 (rewrite_expr_tree_parallel): Likewise.
2356 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2359 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2360 all fields including stmt_to_insert are swapped.
2362 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2364 * predict.h (force_edge_cold): Declare.
2365 * predict.c (force_edge_cold): New function.
2366 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2368 (canonicalize_loop_induction_variables): Fix formating.
2370 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2372 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2373 (visium_expand_copysign): Use gen_int_mode directly.
2374 (visium_compute_frame_size): Minor tweaks.
2376 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2378 * tree-vect-loop.c (vect_analyze_loop_2): Use
2379 likely_max_stmt_executions_int.
2381 2016-05-30 Tom de Vries <tom@codesourcery.com>
2383 PR tree-optimization/69067
2384 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2386 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2389 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2390 New peepholes to remove unneeded fild/fistp pairs.
2391 (define_peephole2 atomic_loaddi_fpu): Ditto.
2393 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2395 * predict.c (maybe_hot_frequency_p): Avoid division.
2397 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2399 * doc/install.texi: Use https for shop.fsf.org.
2401 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2403 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2404 likely_max_stmt_executions_int.
2406 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2408 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2409 likely_max_stmt_executions_int.
2411 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2413 * profile.c (compute_branch_probabilities): Do not report hitrates
2415 (branch_prob): Report hitrates here.
2416 * predict.c (gimple_predict_edge): Do not assert profile status;
2417 fix formatting issues.
2419 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2421 * predict.c (edge_predicted_by_p): New function.
2422 (predict_paths_for_bb): Do not put multiple predictions of the same type
2425 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2427 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2430 2016-05-28 Alan Modra <amodra@gmail.com>
2432 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2434 2016-05-28 Alan Modra <amodra@gmail.com>
2436 PR rtl-optimization/71275
2437 * ira.c (ira): Free dominance info.
2439 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2441 * doc/sourcebuild.texi: New address for upstream Go repository.
2443 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2445 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2446 (TARGET_ARM_V7M): Likewise.
2448 2016-05-26 Jeff Law <law@redhat.com>
2450 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2451 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2452 * passes.def: Add jump threading passes before DOM/VRP.
2453 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2454 argument to a basic block from an edge. Remove tests which are
2456 (pass_data_thread_jumps, class pass_thread_jumps): New.
2457 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2458 (make_pass_thread_jumps): Likewise.
2459 * tree-pass.h (make_pass_thread_jumps): Declare.
2461 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2463 * config/visium/visium-protos.h (split_double_move): Rename into...
2464 (visium_split_double_move): ...this.
2465 (visium_split_double_add): Declare.
2466 * config/visium/visium.c (split_double_move): Rename into...
2467 (visium_split_double_move): ...this.
2468 (visium_split_double_add): New function.
2469 (visium_expand_copysign): Renumber operands for consistency.
2470 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2471 (DFmode move splitter): Likewise.
2472 (*addi3_insn): Split by means of visium_split_double_add.
2473 (*adddi3_insn_flags): Delete.
2474 (*plus_plus_sltu<subst_arith>): New insn.
2475 (*subdi3_insn): Split by means of visium_split_double_add.
2476 (subdi3_insn_flags): Delete.
2477 (*minus_minus_sltu<subst_arith>): New insn.
2478 (*negdi2_insn): Split by means of visium_split_double_add.
2479 (*negdi2_insn_flags): Delete.
2481 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2483 * configure.ac: Treat a --with-headers option without argument
2484 the same as the default (i.e. consult sys-include directory).
2485 * configure: Regenerate.
2487 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2489 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2490 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2492 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2493 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2495 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2498 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2499 tree-stdarg analysis results.
2500 (aarch64_setup_incoming_varargs): Likewise.
2502 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2504 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2505 va_list_gpr_counter_field and va_list_fpr_counter_field.
2507 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2510 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2511 * config/aarch64/aarch64.c
2512 (aarch64_cannot_change_mode_class): Remove function.
2513 * config/aarch64/aarch64-protos.h
2514 (aarch64_cannot_change_mode_class): Remove.
2516 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2518 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2519 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2520 get_likely_max_loop_iterations_int): New.
2521 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2522 any_likely_upper_bound.
2523 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2525 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2526 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2528 (unroll_loop_constant_iterations): Likewise.
2529 (unroll_loop_runtime_iterations): Likewise.
2530 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2531 * lto-streamer-out.c (output_cfg): Likewise.
2532 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2534 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2535 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2536 (likely_max_loop_iterations): New.
2537 (likely_max_loop_iterations_int): New.
2538 (likely_max_stmt_executions): New.
2539 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2540 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2541 likely_max_stmt_executions): Declare.
2543 2016-05-27 Marek Polacek <polacek@redhat.com>
2546 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2548 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2550 * config/s390/s390.md (2x risbg splitters): Use
2551 reg_overlap_mentioned_p instead of rtx_equal_p.
2553 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2555 * combine.c (make_compound_operation): Take known zero bits into
2556 account when checking for possible zero_extend.
2558 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2560 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2561 Use const_int_operand for operand 2 predicate. Simplify expand code
2564 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2567 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2570 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2572 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2573 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2574 that returns CC_SESWPmode and CC_ZESWPmode.
2575 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2577 (aarch64_rtx_costs): Likewise.
2579 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2581 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2582 for ISA 3.0 min/max support.
2583 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2584 conditional move support.
2585 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2586 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2588 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2589 conditional moves where the comparison type is different from move
2591 (fp_minmax): New code iterator for smin/smax.
2592 (minmax): New code attributes for min/max.
2593 (SMINMAX): Likewise.
2594 (smax<mode>3): Combine min, max insns into one insn using the
2595 fp_minmax code iterator. Add support for ISA 3.0 min/max
2596 instructions that don't need -ffast-math.
2597 (s<minmax><mode>3): Likewise.
2598 (smax<mode>3_vsx): Likewise.
2599 (smin<mode>3): Likewise.
2600 (s<minmax><mode>3_vsx): Likewise.
2601 (smin<mode>3_vsx): Likewise.
2602 (pre-VSX min/max splitters): Likewise.
2603 (s<minmax><mode>3_fpr): Likewise.
2604 (movsfcc): Rewrite floating point conditional moves to combine
2605 SFmode/DFmode into a single insn.
2606 (mov<mode>cc): Likewise.
2607 (movdfcc): Likewise.
2608 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2609 SFDF2 iterators to handle all combinations.
2610 (fseldfsf4): Likewise.
2611 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2612 (fseldfdf4): Likewise.
2613 (fselsfdf4): Likewise.
2614 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2615 comparison instructions that set a 0/-1 mask, and use it for
2616 floating point conditional move via XXSEL.
2617 (fpmask<mode>): Likewise.
2618 (xxsel<mode>): Likewise.
2619 * config/rs6000/predicates.md (min_max_operator): Delete, no
2621 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2622 instructions that generate a 0/-1 mask for use with XXSEL.
2623 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2624 say whether floating point min/max is available, either through
2625 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2626 (TARGET_MINMAX_DF): Likewise.
2628 2016-05-27 Alan Modra <amodra@gmail.com>
2630 PR rtl-optimization/71275
2631 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
2632 for update_equiv_regs and combine_and_move_insns.
2634 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
2636 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
2637 if_then_else or cond RTXes to calculate attribute value.
2638 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
2639 <attr "length_immediate>: Ditto.
2640 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
2641 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
2642 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
2643 <attr "type">: Ditto.
2644 <attr "prefix_data16">: Ditto.
2645 <attr "prefix_extra">: Ditto.
2646 <attr "length_immediate">: Ditto.
2647 <attr "prefix">: Ditto.
2648 (vec_set<mode>_0) <attr "isa">: Ditto.
2649 <attr "prefix_extra">: Ditto.
2650 <attr "length_immediate">: Ditto.
2651 <attr "prefix">: Ditto.
2652 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
2653 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
2654 (sse2_storelpd) <attr "prefix_data16">: Ditto.
2655 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
2656 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
2657 <attr "length_immediate">: Ditto.
2658 <attr "prefix">: Ditto.
2659 (sse2_movsd) <attr "length_immediate">: Ditto.
2660 <attr "prefix">: Ditto.
2661 (vec_concatv2df) <attr "isa">: Ditto.
2662 <attr "prefix">: Ditto.
2663 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
2664 (*vec_extractv2di_1) <attr "isa">: Ditto.
2665 <attr "type">: Ditto.
2666 <attr "length_immediate">: Ditto.
2667 <attr "prefix_rex">: Ditto.
2668 <attr "prefix_extra">: Ditto.
2669 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
2670 <attr "prefix_extra">: Ditto.
2671 <attr "length_immediate">: Ditto.
2672 (vec_concatv2di) <attr "isa">: Ditto.
2673 <attr "prefix_extra">: Ditto.
2674 <attr "length_immediate">: Ditto.
2675 <attr "prefix">: Ditto.
2677 2016-05-26 Martin Liska <mliska@suse.cz>
2679 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
2681 (operator+): Likewise.
2682 (operator-): Likewise.
2683 (comp_cost::operator+=): Likewise.
2684 (comp_cost::operator-=): Likewise.
2685 (comp_cost::operator/=): Likewise.
2686 (comp_cost::operator*=): Likewise.
2687 (operator<): Likewise.
2688 (operator==): Likewise.
2689 (operator<=): Likewise.
2691 (infinite_cost_p): Likewise.
2692 (add_costs): Likewise.
2693 (sub_costs): Likewise.
2694 (compare_costs): Likewise.
2695 (set_group_iv_cost): Use the newly introduced functions.
2696 (get_address_cost): Likewise.
2697 (get_shiftadd_cost): Likewise.
2698 (force_expr_to_var_cost): Likewise.
2699 (split_address_cost): Likewise.
2700 (ptr_difference_cost): Likewise.
2701 (difference_cost): Likewise.
2702 (get_computation_cost_at): Likewise.
2703 (determine_group_iv_cost_generic): Likewise.
2704 (determine_group_iv_cost_address): Likewise.
2705 (determine_group_iv_cost_cond): Likewise.
2706 (autoinc_possible_for_pair): Likewise.
2707 (determine_group_iv_costs): Likewise.
2708 (cheaper_cost_pair): Likewise.
2709 (iv_ca_recount_cost): Likewise.
2710 (iv_ca_set_no_cp): Likewise.
2711 (iv_ca_set_cp): Likewise.
2712 (iv_ca_cost): Likewise.
2713 (iv_ca_new): Likewise.
2714 (iv_ca_dump): Likewise.
2715 (iv_ca_narrow): Likewise.
2716 (iv_ca_prune): Likewise.
2717 (iv_ca_replace): Likewise.
2718 (try_add_cand_for): Likewise.
2719 (try_improve_iv_set): Likewise.
2720 (find_optimal_iv_set): Likewise.
2722 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
2724 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
2725 that internal functions will clobber all caller-saved registers.
2727 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2729 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
2730 Return a better case_values_threshold when optimizing.
2732 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
2734 * config/aarch64/aarch64-simd.md (aarch64_combinez):
2735 Add ? to integer variant.
2736 (aarch64_combinez_be): Likewise.
2738 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2740 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
2741 instead of x constraint.
2742 (vcvtps2ph256<mask_name>): Likewise.
2744 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
2745 alternative. Formatting fix.
2747 * config/i386/sse.md
2748 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
2750 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
2751 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
2752 maybe_evex prefix instead of vex.
2753 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
2754 EXT_REX_SSE_REG_P (op0) case in the splitter.
2756 2016-05-25 Jeff Law <law@redhat.com>
2758 PR tree-optimization/71272
2759 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
2760 Update comments. Add test for empty path.
2762 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2764 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
2765 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
2766 special case builtin.
2767 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2768 code for ALTIVEC_BUILTIN_VEC_CMPNE.
2769 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2770 for __builtin_vec_cmpne.
2772 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
2774 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
2775 redundant test and bail out if the type of the new operand is not
2776 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
2778 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2780 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
2781 (x_ix86_target_flags_explicit): Remove.
2782 * config/i386/i386.c (ix86_function_specific_save): Do not copy
2783 x_ix86_target_flags_explicit.
2784 (ix86_function_specific_restore): Ditto.
2786 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
2787 H.J. Lu <hongjiu.lu@intel.com>
2790 * common/config/i386/i386-common.c
2791 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
2792 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
2793 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
2794 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
2795 (-mgeneral-regs-only): Add new option.
2796 * config/i386/i386.c (ix86_option_override_internal): Don't enable
2797 x87 instructions if only general registers are allowed.
2798 (ix86_target_string): Add ix86_flags argument. Handle additional
2799 flags options through ix86_flags argument. Update all callers.
2800 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
2802 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2804 PR rtl-optimization/66940
2805 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
2806 decrementing desired_val will not overflow before performing these
2809 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
2811 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
2812 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
2813 * config/i386/i386.c (enum ix86_builtins): Add
2814 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
2815 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
2816 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
2817 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
2818 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
2819 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
2820 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
2821 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
2822 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
2823 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
2824 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
2825 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
2826 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
2827 __builtin_ia32_cvtps2dq512_mask.
2828 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
2829 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
2830 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
2831 * config/i386/sse.md
2832 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
2834 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
2835 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
2837 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
2838 (avx512f_vec_pack_sfix_v8df): New define_expand.
2839 (avx512f_roundpd512): Rename to ...
2840 (avx512f_round<castmode>512): ... this. Change iterator.
2841 (avx512f_roundps512_sfix): New define_expand.
2842 (round<mode>2_sfix): Change iterator.
2844 2016-05-25 Nick Clifton <nickc@redhat.com>
2846 * config/msp430/msp430.c (msp430_attr): Produce an error if a
2847 static interrupt handler is detected.
2848 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
2849 default linker script.
2850 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
2851 the low part of a symbolic pointer.
2853 2016-05-25 Richard Biener <rguenther@suse.de>
2855 PR tree-optimization/71261
2856 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
2857 interesting stmt instead of immediate uses when looking
2858 for the use operand to replace.
2860 2016-05-25 Martin Liska <mliska@suse.cz>
2862 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
2864 2016-05-25 Richard Biener <rguenther@suse.de>
2866 PR tree-optimization/71264
2867 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2870 2016-05-25 Martin Liska <mliska@suse.cz>
2872 PR tree-optimization/71239
2873 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
2874 if DECL_SIZE is NULL.
2876 2016-05-25 Richard Biener <rguenther@suse.de>
2878 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
2879 * tree-if-conv.c (pass_data_if_conversion): Use it.
2881 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2883 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
2884 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
2885 * varpool.c (varpool_node::get_availability): Likewise.
2887 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2889 * config/rs6000/altivec.md (VNEG iterator): New iterator for
2890 VNEGW/VNEGD instructions.
2891 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
2892 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
2893 support for ISA 3.0 VNEGW/VNEGD instructions.
2895 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2897 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
2898 pointers inside OACC_DATA regions.
2899 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
2900 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
2901 (gimplify_adjust_omp_clauses): Fix typo in comment.
2903 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2905 * config/rs6000/altivec.md (VParity): New mode iterator for vector
2906 parity built-in functions.
2907 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
2909 (p9v_parity<mode>2): Likewise.
2910 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
2912 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
2913 (parity<mode>2): ISA 3.0 expander for vector parity.
2914 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
2916 (BU_P9_64BIT_MISC_0): Likewise.
2917 (BU_P9_MISC_0): Likewise.
2918 (BU_P9V_AV_1): Likewise.
2919 (BU_P9V_AV_2): Likewise.
2920 (BU_P9V_AV_3): Likewise.
2921 (BU_P9V_AV_P): Likewise.
2922 (BU_P9V_VSX_1): Likewise.
2923 (BU_P9V_OVERLOAD_1): Likewise.
2924 (BU_P9V_OVERLOAD_2): Likewise.
2925 (BU_P9V_OVERLOAD_3): Likewise.
2926 (VCTZB): Add vector count trailing zeros support.
2930 (VPRTYBD): Add vector parity support.
2931 (VPRTYBQ): Likewise.
2932 (VPRTYBW): Likewise.
2933 (VCTZ): Add overloaded vector count trailing zeros support.
2934 (VPRTYB): Add overloaded vector parity support.
2935 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2936 overloaded vector count trailing zeros and parity instructions.
2937 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
2938 vector parity support.
2939 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
2940 trailing zeros support.
2941 (vec_cntlz): Likewise.
2942 (vec_vctzb): Likewise.
2943 (vec_vctzd): Likewise.
2944 (vec_vctzh): Likewise.
2945 (vec_vctzw): Likewise.
2946 (vec_vprtyb): Add ISA 3.0 vector parity support.
2947 (vec_vprtybd): Likewise.
2948 (vec_vprtybw): Likewise.
2949 (vec_vprtybq): Likewise.
2950 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2951 the ISA 3.0 vector count trailing zeros and vector parity built-in
2954 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2956 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
2957 when there is stmt_to_insert.
2959 2016-05-24 Martin Sebor <msebor@redhat.com>
2962 * tree.h (complete_or_array_type_p): New inline function.
2964 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2966 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
2967 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
2968 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
2970 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
2971 Limit 1st alternative to noavx isa, split 2nd alternative into one
2972 noavx and one avx alternative, use *x and Bm in the former and
2973 x and m in the latter.
2975 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
2976 of sse4 for the first alternative, drop %v from the template
2977 and d operand modifier. Split second alternative into one sse4_noavx
2978 and one avx alternative, use *x instead of *v in the former and v
2979 instead of *v in the latter.
2980 (*sse4_1_extractps): Use noavx isa instead of * for the first
2981 alternative, drop %v from the template. Split second alternative into
2982 one noavx and one avx alternative, use *x instead of *v in the
2983 former and v instead of *v in the latter.
2984 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
2985 with noavx and the last one with avx.
2986 (sse4_1_phminposuw): Guard first alternative with noavx isa,
2987 split the second one into one noavx and one avx alternative,
2988 use *x and Bm in the former and x and m in the latter one.
2989 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
2992 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
2993 first two alternatives to noavx, use *x instead of *v in the second
2994 one, add avx alternative without *.
2995 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
2996 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
2997 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
2999 2016-05-24 Jeff Law <law@redhat.com>
3001 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3002 New function, extracted from...
3003 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3004 Allow simple copies and constant initializations in the SSA chain.
3006 2016-05-24 Marek Polacek <polacek@redhat.com>
3009 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3012 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3015 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3016 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3017 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3018 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3019 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3021 2016-05-24 Richard Biener <rguenther@suse.de>
3023 PR tree-optimization/71240
3024 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3027 2016-05-24 Richard Biener <rguenther@suse.de>
3029 PR tree-optimization/71230
3030 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3032 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3034 * tree-vectorizer.h (vectorizable_comparison): Delete.
3035 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3036 PURE_SLP_STMT check.
3037 * tree-vect-stmts.c (vectorizable_call): Likewise.
3038 (vectorizable_simd_clone_call): Likewise.
3039 (vectorizable_conversion): Likewise.
3040 (vectorizable_assignment): Likewise.
3041 (vectorizable_shift): Likewise.
3042 (vectorizable_operation): Likewise.
3043 (vectorizable_load): Likewise.
3044 (vectorizable_condition): Likewise.
3045 (vectorizable_store): Likewise. Assert that we don't have
3047 (vectorizable_comparison): Make static. Remove redundant
3048 PURE_SLP_STMT check.
3049 (vect_transform_stmt): Assert that we always have an slp_node
3052 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3054 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3055 operands[2] against 1 with comparison against CONST1_RTX.
3056 (<shift>di3_neon): Likewise.
3057 * config/arm/predicates.md (const0_operand): Replace with comparison
3060 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3062 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3063 operands[2] against 1 with comparison against CONST1_RTX.
3064 (ashrdi3): Likewise.
3065 (lshrdi3): Likewise.
3066 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3068 (ashrsi3): Likewise.
3069 (lshrsi3): Likewise.
3070 (rotrsi3): Likewise.
3071 (define_split above *compareqi_eq0): Likewise.
3072 (define_split above "prologue"): Likewise.
3073 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3074 * config/arm/predicates.md (shift_operator): Likewise.
3075 (shift_nomul_operator): Likewise.
3076 (sat_shift_operator): Likewise.
3077 (thumb1_cmp_operand): Likewise.
3078 (const_neon_scalar_shift_amount_operand): Replace manual range
3079 check with IN_RANGE.
3080 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3081 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3083 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3085 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3086 with HOST_WIDE_INT_1.
3088 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3089 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3090 (arm_canonicalize_comparison): Likewise.
3091 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3093 (thumb1_size_rtx_costs): Likewise.
3094 (vfp_const_double_index): Replace cast of 1 to unsigned
3095 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3096 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3098 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3099 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3100 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3101 HOST_WIDE_INT with HOST_WIDE_INT_1.
3103 2016-05-24 Marek Polacek <polacek@redhat.com>
3105 * tree-cfg.h (should_remove_lhs_p): New predicate.
3106 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3107 * gimplify.c (gimplify_modify_expr): Likewise.
3108 * tree-cfg.c (verify_gimple_call): Likewise.
3109 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3110 * gimple-fold.c: Include "tree-cfg.h".
3111 (gimple_fold_call): Use should_remove_lhs_p.
3113 2016-05-24 Richard Biener <rguenther@suse.de>
3115 PR tree-optimization/71253
3116 * cfganal.h (control_dependences): Make robust against edge
3118 (control_dependences::control_dependences): Remove edge_list argument.
3119 (control_dependences::get_edge): Remove.
3120 (control_dependences::get_edge_src): Add.
3121 (control_dependences::get_edge_dest): Likewise.
3122 (control_dependences::m_el): Make a vector of edge src/dest index.
3123 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3124 (control_dependences::control_dependences): Likewise.
3125 (control_dependences::~control_dependence): Likewise.
3126 (control_dependences::get_edge): Remove.
3127 (control_dependences::get_edge_src): Add.
3128 (control_dependences::get_edge_dest): Likewise.
3129 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3131 (perform_tree_ssa_dce): Adjust.
3132 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3134 (pass_loop_distribution::execute): Adjust. Do loop destroying
3135 conditional on changed.
3137 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3140 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3141 return. Reindent transformation comment and mention the ARM state
3144 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3147 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3148 after build_and_add_sum creates new use stmt.
3150 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3152 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3153 load_lanes/grouped_load classification comes first. Don't check
3154 whether the vectorization factor is a multiple of the group size
3157 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3159 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3160 GROUP_GAP for single-element interleaving.
3161 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3164 2016-05-24 Richard Biener <rguenther@suse.de>
3168 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3169 bases which are accessed with non-invariant indices.
3170 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3171 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3173 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3176 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3177 (add_to_ops_vec): Add stmt_to_insert.
3178 (add_repeat_to_ops_vec): Init stmt_to_insert.
3179 (insert_stmt_before_use): New.
3180 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3182 (get_ops): Init stmt_to_insert.
3183 (maybe_optimize_range_tests): Likewise.
3184 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3185 (rewrite_expr_tree_parallel): Likewise.
3186 (reassociate_bb): Likewise.
3188 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3191 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3192 ISA 3.0 xxperm fusion alternative.
3193 (altivec_vperm_v8hiv16qi): Likewise.
3194 (altivec_vperm_<mode>_uns_internal): Likewise.
3195 (vperm_v8hiv4si): Likewise.
3196 (vperm_v16qiv8hi): Likewise.
3198 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3199 Kelvin Nilsen <kelvin@gcc.gnu.org>
3201 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3202 vpermr/xxpermr on ISA 3.0.
3203 (altivec_expand_vec_perm_le): Likewise.
3204 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3205 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3208 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3210 * config/i386/i386.h (IS_STACK_MODE): Enable for
3211 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3212 SSE_FLOAT_MODE_P macros.
3213 * config/i386/i386.c (ix86_preferred_reload_class): Use
3214 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3215 Cleanup regclass processing for CONST_DOUBLE_P.
3216 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3217 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3218 with IS_STACK_MODE macro.
3219 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3221 (*movdf_internal): Use IS_STACK_MODE macro.
3222 (*movsf_internal): Ditto.
3224 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3226 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3227 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3229 2016-05-23 Jeff Law <law@redhat.com>
3231 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3233 (fsm_find_control_statement_thread_paths): Call it.
3235 2016-05-23 Martin Jambor <mjambor@suse.cz>
3238 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3239 from_global_constant if t is not NULL.
3241 2016-05-23 Marek Polacek <polacek@redhat.com>
3244 * common.opt (Wswitch-unreachable): New option.
3245 * doc/invoke.texi: Document -Wswitch-unreachable.
3246 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3249 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3251 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3252 TMR_INDEX is non-NULL.
3254 2016-05-23 Richard Biener <rguenther@suse.de>
3256 PR tree-optimization/71230
3257 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3258 (try_special_add_to_ops): ... here. Always test for single-use.
3260 2016-05-23 Martin Jambor <mjambor@suse.cz>
3262 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3263 default block if a PHI node in the original one would be resized.
3265 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3267 PR tree-optimization/58135
3268 * tree-vect-slp.c: When group size is not multiple
3269 of vector size, allow splitting of store group at
3272 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3274 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3276 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3278 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3279 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3280 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3283 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3284 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3285 v constraint instead of x and vinserti32x4 insn.
3287 * config/i386/sse.md (i128vldq): New mode iterator.
3288 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3289 avx512dq and avx512vl alternatives.
3291 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3292 constraint, use maybe_evex prefix instead of vex.
3293 (vec_dupv4sf): Use v constraint instead of x for output
3294 operand except for noavx alternative, use Yv constraint
3295 instead of x for input. Use maybe_evex prefix instead of vex.
3296 (*vec_dupv4si): Likewise.
3297 (*vec_dupv2di): Likewise.
3299 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3302 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3303 (linearize_expr_tree): Call try_special_add_to_ops.
3304 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3306 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3308 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3309 to computed stack_usage.
3311 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3314 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3315 operand is subreg (symbol_ref) then move the symbol ref to register.
3317 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3319 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3321 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3324 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3327 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3329 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3330 ranges by calling get_single_symbol and tidy up. Look more closely
3331 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3333 2016-05-20 Jeff Law <law@redhat.com>
3335 * bitmap.c (bitmap_find_bit): Remove useless test.
3337 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3339 * function.c (thread_prologue_and_epilogue_insns): Commit the
3340 insertion of the epilogue.
3342 2016-05-20 Martin Jambor <mjambor@suse.cz>
3344 PR tree-optimization/70884
3345 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3346 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3347 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3348 of constant pool data as a reason for scalarization.
3350 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3352 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3353 for naked functions.
3354 (thumb1_expand_prologue): Likewise.
3356 2016-05-20 Nathan Sidwell <nathan@acm.org>
3358 * config/nvptx/nptx.c (nvptx_option_override): Only set
3359 flag_toplevel_reorder, if not explicitly specified. Set
3360 flag_no_common, unless explicitly specified.
3362 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3364 * calls.c (can_implement_as_sibling_call_p): Mark param
3365 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3367 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3369 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3370 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3371 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3373 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3374 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3377 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3379 * config/nvptx/nvptx.md (sincossf3): New pattern.
3381 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3383 * calls.c (maybe_complain_about_tail_call): New function.
3384 (initialize_argument_information): Call
3385 maybe_complain_about_tail_call when clearing *may_tailcall.
3386 (can_implement_as_sibling_call_p): Call
3387 maybe_complain_about_tail_call when returning false.
3388 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3389 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3390 if tail-call optimization fails.
3391 * cfgexpand.c (expand_call_stmt): Initialize
3392 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3393 * gimple-pretty-print.c (dump_gimple_call): Dump
3394 gimple_call_must_tail_p.
3395 * gimple.c (gimple_build_call_from_tree): Call
3396 gimple_call_set_must_tail with the value of
3397 CALL_EXPR_MUST_TAIL_CALL.
3398 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3399 (gimple_call_set_must_tail): New function.
3400 (gimple_call_must_tail_p): New function.
3401 * print-tree.c (print_node): Update printing of TREE_STATIC
3402 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3403 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3404 trailing comment listing applicable flags.
3405 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3407 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3409 * calls.c (expand_call): Move "Rest of purposes for tail call
3410 optimizations to fail" to...
3411 (can_implement_as_sibling_call_p): ...this new function, and
3412 split into multiple "if" statements.
3414 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3416 * cfgloop.h (expected_loop_iterations_unbounded,
3417 expected_loop_iterations): Unconstify.
3418 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3419 profile with known upper bound; return 3 when profile is absent.
3420 (expected_loop_iterations): Update.
3422 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3424 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3425 and get_max_loop_iterations_int.
3427 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3429 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3430 realistic upper bounds here.
3432 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3435 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3436 calls if the LHS is variable length or has addressable type.
3437 If targets[0]->decl is a noreturn call with void return type and
3438 zero arguments, adjust fntype and remove lhs in that case.
3440 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3442 PR tree-optimization/71079
3443 PR tree-optimization/71206
3444 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3446 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3448 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3449 (get_vec_alignment_for_array_decl): Likewise.
3450 (get_vec_alignment_for_record_decl): Likewise.
3451 (increase_alignment::execute): Move code to find alignment to
3452 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3453 (type_align_map): New hash_map.
3455 2016-05-20 Richard Guenther <rguenther@suse.de>
3457 PR tree-optimization/29756
3458 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3459 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3460 * fold-const.c (operand_equal_p): Likewise.
3461 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3462 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3463 * tree-inline.c (estimate_operator_cost): Likewise.
3464 * tree-pretty-print.c (dump_generic_node): Likewise.
3465 * tree-ssa-operands.c (get_expr_operands): Likewise.
3466 * cfgexpand.c (expand_debug_expr): Likewise.
3467 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3468 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3469 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3470 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3471 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3472 (execute_update_addresses_taken): Do it.
3474 2016-05-20 Richard Biener <rguenther@suse.de>
3476 PR tree-optimization/71185
3477 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3478 register operations.
3480 2016-05-20 Richard Biener <rguenther@suse.de>
3482 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3483 gimple_seq_add_seq_without_update.
3484 (release_bb_predicate): Assert we have no operands to free.
3485 (if_convertible_loop_p_1): Calculate post dominators later.
3486 Do not free BB predicates here.
3487 (combine_blocks): Do not recompute BB predicates.
3488 (version_loop_for_if_conversion): Save BB predicates around
3491 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3493 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3494 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3495 code. Ignore sibcalls on EDGE_IGNORE edges.
3496 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3497 on edges for sibcalls that run without prologue. The rest of the
3498 function is combined from...
3499 (fix_fake_fallthrough_edge): ... this, and ...
3500 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3501 function argument, make it a local variable.
3503 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3505 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3506 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3507 for 32-bit mode and SEH for 64-bit.
3508 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3509 TARGET_64BIT_DEFAULT.
3511 2016-05-19 Ryan Burn <contact@rnburn.com>
3513 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3514 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3516 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3518 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3519 force pending loads from memory.
3521 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3523 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3524 (UNSPEC_DARN_32): New unspec constant.
3525 (UNSPEC_DARN_RAW): New unspec constant.
3526 (darn_32): New instruction.
3527 (darn_raw): New instruction.
3528 (darn): New instruction.
3529 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3530 support and documentation for this macro.
3531 (BU_P9_MISC_1): New macro definition.
3532 (BU_P9_64BIT_MISC_0): New macro definition.
3533 (BU_P9_MISC_0): New macro definition.
3534 (darn_32): New builtin definition.
3535 (darn_raw): New builtin definition.
3536 (darn): New builtin definition.
3537 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3538 RS6000_BUILTIN_0 directives to surround each occurrence of
3539 #include "rs6000-builtin.def".
3540 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3541 RS6000_BTM_64BIT flags to the returned mask, depending on
3543 (def_builtin): Correct an error in the assignments made to the
3544 debugging variable attr_string.
3545 (rs6000_expand_builtin): Add support for no-operand built-in
3547 (builtin_function_type): Remove fatal_error assertion that is no
3549 (rs6000_common_init_builtins): Add support for no-operand built-in
3551 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3553 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3555 (RS6000_BTM_64BIT): New macro definition.
3556 * doc/extend.texi: Document __builtin_darn (void),
3557 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3560 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3562 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3563 max_loop_iterations_int.
3565 2016-05-19 Marek Polacek <polacek@redhat.com>
3567 PR tree-optimization/71031
3568 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3569 condition and adjust the code a bit.
3571 2016-05-19 Martin Liska <mliska@suse.cz>
3573 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3574 auto_vec instead of vec.
3576 2016-05-19 Martin Liska <mliska@suse.cz>
3578 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3580 2016-05-19 Martin Liska <mliska@suse.cz>
3582 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3584 2016-05-19 Martin Liska <mliska@suse.cz>
3586 * ipa-pure-const.c (set_function_state): Remove an existing
3588 (remove_node_data): Do not free it as it's released
3589 in set_function_state.
3591 2016-05-19 Martin Liska <mliska@suse.cz>
3593 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3596 2016-05-19 Martin Liska <mliska@suse.cz>
3598 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3600 2016-05-19 Martin Liska <mliska@suse.cz>
3602 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3603 an auto_vec instead of re-creating it.
3605 2016-05-19 Martin Liska <mliska@suse.cz>
3607 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
3608 auto_vec instead of vec.
3610 2016-05-19 Martin Liska <mliska@suse.cz>
3612 * lto-section-in.c (lto_get_section_data): Call
3613 lto_check_version with additional argument.
3614 * lto-streamer.c (lto_check_version): Add new argument.
3615 * lto-streamer.h (lto_check_version): Likewise.
3617 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3619 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
3620 Don't add cost of inner memory when handling sign-extended loads.
3622 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
3624 PR rtl-optimization/71148
3625 * cse.c (cse_main): Free dominance info.
3626 (rest_of_handle_cse): Don't free dominance info.
3627 (rest_of_handle_cse2): Likewise.
3628 (rest_of_handle_cse_after_global_opts): Likewise.
3630 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3633 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3634 NULL_TREE early if NEON is not available. Remove now redundant check
3635 in ARM_CHECK_BUILTIN_MODE.
3637 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
3640 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
3641 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
3642 * doc/cpp.texi: Document new macros.
3644 2016-05-19 Bin Cheng <bin.cheng@arm.com>
3646 PR tree-optimization/69848
3647 * tree-vect-loop.c (vectorizable_reduction): Don't factor
3648 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
3650 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3652 * function.c (thread_prologue_and_epilogue_insn): Move the
3653 "goto epilogue_done" one block later.
3655 2016-05-19 Richard Biener <rguenther@suse.de>
3657 PR tree-optimization/70729
3658 * passes.def: Move LIM pass before PRE. Remove no longer
3659 required copyprop and move first DCE out of the loop pipeline.
3661 2016-05-18 David Malcolm <dmalcolm@redhat.com>
3664 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
3665 (OBJS-libcommon-target): ...here.
3666 * opts-common.c: Include spellcheck.h.
3667 (cmdline_handle_error): Build a vec of valid options and use it
3668 to suggest provide hints for misspelled arguments.
3670 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3673 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
3674 lhs if it has TREE_ADDRESSABLE type.
3676 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
3679 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
3680 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
3682 2016-05-18 Martin Jambor <mjambor@suse.cz>
3685 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
3686 input for NOP_EXPR pass-through functions.
3687 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
3688 aggregate global constant VAR_DECLs in constant jump functions.
3690 2016-05-18 Martin Jambor <mjambor@suse.cz>
3693 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
3694 from TREE_READONLY parameters.
3696 2016-05-18 Martin Jambor <mjambor@suse.cz>
3699 * cgraph.h (cgraph_indirect_call_info): New field
3700 guaranteed_unmodified.
3701 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
3702 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3704 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
3705 pass the parameter value to ipa_find_agg_cst_for_param.
3706 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
3707 guaranteed_unmodified, store AA results there instead of bailing out
3709 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
3710 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
3711 (find_constructor_constant_at_offset): New function.
3712 (ipa_find_agg_cst_from_init): Likewise.
3713 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
3714 static initializers of contants, report back through a new paameter
3715 from_global_constant if that was the case.
3716 (try_make_edge_direct_simple_call): Also pass parameter value to
3717 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
3719 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
3720 (ipa_read_indirect_edge_info): Likewise.
3721 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
3722 (ipa_load_from_parm_agg): Likewise.
3724 2016-05-18 Jiong Wang <jiong.wang@arm.com>
3726 PR rtl-optimization/71150
3727 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
3730 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3733 * config/rs6000/constraints.md (wE constraint): New constraint
3734 for a vector constant that can be loaded with XXSPLTIB.
3735 (wM constraint): New constraint for a vector constant of a 1's.
3736 (wS constraint): New constraint for a vector constant that can be
3737 loaded with XXSPLTIB and a vector sign extend instruction.
3738 * config/rs6000/predicates.md (xxspltib_constant_split): New
3739 predicates for wE/wS constraints.
3740 (xxspltib_constant_nosplit): Likewise.
3741 (easy_vector_constant): Add support for constants that can be
3742 loaded via XXSPLTIB.
3743 (all_ones_constant): New predicate for vector constant with all
3745 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3746 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3747 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3748 instruction and possibly with a sign extension.
3749 (output_vec_const_move): Add support for XXSPLTIB. If we are
3750 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3751 instead of XXLXOR/XXLORC.
3752 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3754 (rs6000_legitimize_reload_address): Likewise.
3755 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3757 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3758 combine VSX_M and VSX_M2 into one iterator.
3760 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3761 (VSINT_842): Likewise.
3762 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3763 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3764 XXSPLTIB instruction.
3765 (xxspltib_<mode>_nosplit): Likewise.
3766 (xxspltib_<mode>_split): New insn to load up constants with
3767 XXSPLTIB and a sign extend instruction.
3768 (vsx_mov<mode>): Replace single move that handled all vector types
3769 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3770 moves (when -mvsx-timode is in effect) into the main vector
3771 moves. Eliminate separate moves for <VSr> <VSa>, where the
3772 preferred register class (<VSr>) is listed first, and the
3773 secondary register class (<VSa>) is listed second with a '?' to
3774 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3775 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3776 that if the register was involved in a slow operation, the
3777 clear/set operation does not wait for the slow operation to
3778 finish. Adjust the length attributes for 32-bit mode. Use
3779 rs6000_output_move_128bit and drop the use of the string
3780 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3781 spacing so that the alternatives and attributes don't generate
3782 long lines, and put things in columns, so that it is easier to
3783 match up the operands and attributes with the insn alternatives.
3784 (vsx_mov<mode>_64bit): Likewise.
3785 (vsx_mov<mode>_32bit): Likewise.
3786 (vsx_movti_64bit): Fold movti into normal vector moves.
3787 (vsx_movti_32bit): Likewise.
3788 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3790 (vsx_splat_v4si_internal): Likewise.
3791 (vsx_splat_v4sf_internal): Likewise.
3792 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3793 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3794 extend vector elements.
3795 (vsx_sign_extend_hi_<mode>): Likewise.
3796 (vsx_sign_extend_si_v2di): Likewise.
3797 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3799 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3800 constraints. Add trailing period to wL documentation.
3802 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
3805 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
3806 * tree-dfa.c (replace_abnormal_ssa_names): New function.
3807 * tree-call-cdce.c: Include tree-dfa.h.
3808 (can_guard_call_p): New function, extracted from...
3809 (can_use_internal_fn): ...here.
3810 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
3812 (shrink_wrap_one_built_in_call): Likewise.
3813 (use_internal_fn): Likewise.
3814 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
3815 and return void. Call replace_abnormal_ssa_names.
3816 (pass_call_cdce::execute): Check can_guard_call_p during the
3817 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
3818 will always change something.
3820 2016-05-18 Martin Jambor <mjambor@suse.cz>
3823 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
3824 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
3826 2016-05-18 Martin Jambor <mjambor@suse.cz>
3829 * ipa-inline.h (condition): New field size.
3830 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
3831 for comaprison and store it into the new condition.
3832 (evaluate_conditions_for_known_args): Use condition size to check
3833 access sizes for all but CHANGED conditions.
3834 (unmodified_parm_1): New parameter size_p, store access size into it.
3835 (unmodified_parm): Likewise.
3836 (unmodified_parm_or_parm_agg_item): Likewise.
3837 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
3838 (set_cond_stmt_execution_predicate): Extract access sizes and store
3840 (set_switch_stmt_execution_predicate): Likewise.
3841 (will_be_nonconstant_expr_predicate): Likewise.
3842 (will_be_nonconstant_predicate): Likewise.
3843 (inline_read_section): Stream condition size.
3844 (inline_write_summary): Likewise.
3846 2016-05-18 Richard Biener <rguenther@suse.de>
3848 * tree-ssa-loop-im.c (determine_max_movement): Properly add
3849 condition cost to PHI cost instead of total_cost.
3851 2016-05-18 Martin Liska <mliska@suse.cz>
3854 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
3857 2016-05-18 Richard Biener <rguenther@suse.de>
3859 * lto-streamer.h (LTO_major_version): Bump to 6.
3861 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3863 * function.c (make_split_prologue_seq, make_prologue_seq,
3864 make_epilogue_seq): New functions, factored out from...
3865 (thread_prologue_and_epilogue_insns): Here.
3867 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3869 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
3870 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
3871 of before. Add a comment.
3873 2016-05-18 Bin Cheng <bin.cheng@arm.com>
3875 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
3876 expression pointer, not pointer to the pointer.
3878 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3880 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
3881 (avx2_pbroadcast<mode>): Add another alternative with v instead
3882 of x constraints in it, using <pbroadcast_evex_isa> isa.
3883 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
3885 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
3886 constraint x instead of v in second alternative, add avx512bw
3889 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
3890 constraint x instead of v in second alternative, add avx512bw
3893 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
3894 constraint x instead of v in second alternative, add avx512bw
3897 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
3898 avx512bw alternative.
3900 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3902 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
3904 (define_insn "*andnottf3"): Ditto.
3905 (define_insn "*<code><mode>3"/any_logic): Ditto.
3906 (define_insn "*<code>tf3"/any_logic): Ditto.
3907 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
3908 operand to block AVX-512VL insn variant emit when it is not enabled.
3910 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3912 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
3913 constraint fot SF mode.
3915 2016-05-18 Petr Murzin <petr.murzin@intel.com>
3916 Kirill Yukhin <kirill.yukhin@intel.com>
3918 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
3920 (define_insn "rsqrt14<mode>"): Ditto.
3921 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
3922 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
3923 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
3924 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
3925 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
3927 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
3928 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
3929 * config/i386/i386.c (ix86_print_operand): Expand check for size
3930 override codes for Intel syntax.
3932 2016-05-18 Richard Biener <rguenther@suse.de>
3934 PR tree-optimization/71168
3935 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
3936 initialization earlier.
3938 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
3940 * config/aarch64/aarch64-simd.md
3941 (aarch64_reduc_plus_internal<mode>): Rename to...
3942 (reduc_plus_scal): ...This, and remove previous implementation.
3944 2016-05-18 Richard Biener <rguenther@suse.de>
3946 * passes.def: Put late dse and cd_dce in canonical order.
3948 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
3950 * ipa-inline-transform.c (preserve_function_body_p): Look for
3951 first non-thunk clone.
3952 (save_function_body): Save into first non-thunk.
3953 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
3955 (lto_output_node): Inline thunks don't need body in every
3957 * lto-streamer-in.c: Do not fixup thunk clones.
3958 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
3960 * tree-inline.c (copy_bb): Be prepared for target node to be new after
3963 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3966 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
3967 (reassociate_bb): Call transform_add_to_multiply.
3969 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3971 * config/aarch64/aarch64.c (all_extensions): Removed unused
3974 2016-05-17 Nathan Sidwell <nathan@acm.org>
3976 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
3977 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
3979 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
3981 PR tree-optimization/54579
3983 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
3985 2016-05-17 Marek Polacek <polacek@redhat.com>
3988 * tree-inline.c (expand_call_inline): Call
3989 maybe_remove_unused_call_args.
3991 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
3993 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
3994 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
3995 * doc/md.texi (fmin@var{m}3): Likewise.
3997 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3999 * match.pd (X & C): New transformation.
4001 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4003 * match.pd (~X & Y): New transformation.
4005 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4007 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4008 information for new SSA_NAME.
4009 (simplify_conversion_using_ranges): Get range through get_range_info
4010 instead of get_value_range.
4012 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4014 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4015 Remove inline assembly.
4016 (vmvn_s16): Likewise.
4017 (vmvn_s32): Likewise.
4018 (vmvn_u8): Likewise.
4019 (vmvn_u16): Likewise.
4020 (vmvn_u32): Likewise.
4021 (vmvnq_s8): Likewise.
4022 (vmvnq_s16): Likewise.
4023 (vmvnq_s32): Likewise.
4024 (vmvnq_u8): Likewise.
4025 (vmvnq_u16): Likewise.
4026 (vmvnq_u32): Likewise.
4027 (vmvn_p8): Likewise.
4028 (vmvnq_p16): Likewise.
4030 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4032 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4034 (vmul_n_s16): Likewise.
4035 (vmul_n_s32): Likewise.
4036 (vmul_n_u16): Likewise.
4037 (vmul_n_u32): Likewise.
4038 (vmulq_n_f32): Likewise.
4039 (vmulq_n_f64): Likewise.
4040 (vmulq_n_s16): Likewise.
4041 (vmulq_n_s32): Likewise.
4042 (vmulq_n_u16): Likewise.
4043 (vmulq_n_u32): Likewise.
4045 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4047 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4048 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4050 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4052 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4053 to *aarch64_fma4_elt_from_dup<mode>.
4054 (*aarch64_fnma4_elt_to_128df): Rename to
4055 *aarch64_fnma4_elt_from_dup<mode>.
4056 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4057 (vfms_n_f32): Likewise.
4058 (vfms_n_f64): Likewise.
4059 (vfmsq_n_f32): Likewise.
4060 (vfmsq_n_f64): Likewise.
4062 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4064 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4066 2016-05-17 Richard Biener <rguenther@suse.de>
4068 PR tree-optimization/71132
4069 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4070 Only add control dependences for blocks in the loop.
4071 (build_rdg): Adjust.
4072 (generate_code_for_partition): Return whether loop should
4073 be destroyed and delay that.
4074 (distribute_loop): Likewise.
4075 (pass_loop_distribution::execute): Record loops to be destroyed
4076 and perform delayed destroying of loops.
4078 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4081 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4083 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4085 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4087 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4090 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4091 insertion point for instructions generated by validize_mem.
4093 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4095 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4098 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4100 * config/aarch64/aarch64.c
4101 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4102 rather than a macro.
4104 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4106 * doc/invoke.texi (AArch64 Options): Various updates.
4108 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4110 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4111 into instrumentation thunks.
4112 * cif-code.def (CIF_CHKP): New.
4114 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4116 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4118 2016-05-16 Martin Jambor <mjambor@suse.cz>
4120 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4121 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4123 2016-05-16 Marek Polacek <polacek@redhat.com>
4125 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4128 2016-05-16 Martin Jambor <mjambor@suse.cz>
4131 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4132 the outlined kernel function.
4134 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4136 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4137 (ISA_HAS_DLSA): Ditto.
4139 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4141 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4143 2016-05-16 Nathan Sidwell <nathan@acm.org>
4145 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4146 (nvptx_name_replacement): Restore. Add comment.
4147 (write_fn_proto, write_fn_proto_from_insn,
4148 nvptx_output_call_insn): Restore
4149 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4151 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4153 * config/aarch64/aarch64.md
4154 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4155 (add<mode>3_compareC_imm): Likewise.
4156 (<optab>si3_uxtw): Split into register and immediate variants.
4157 (andsi3_compare0_uxtw): Likewise.
4158 (and<mode>3_compare0): Likewise.
4159 (and<mode>3nr_compare0): Likewise.
4160 (stack_protect_test_<mode>): Don't use %x for memory operands.
4162 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4164 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4166 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4168 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4169 Split integer shifts into shift_reg and bfm.
4170 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4171 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4172 (ror<mode>3_insn): Likewise.
4173 (<optab>si3_insn_uxtw): Likewise.
4174 (<optab><mode>3_insn): Change to rotate_imm.
4175 (extr<mode>5_insn_alt): Likewise.
4176 (extrsi5_insn_uxtw): Likewise.
4177 (extrsi5_insn_uxtw_alt): Likewise.
4179 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4181 * doc/tm.texi: Regenerate.
4182 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4183 (TARGET_INVALID_RETURN_TYPE): Remove.
4184 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4185 TARGET_INVALID_RETURN_TYPE.
4186 * target.def (invalid_parameter_type): Remove.
4187 (invalid_return_type): Remove.
4189 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4191 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4192 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4194 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4196 (preserve_function_body_p): No need to preserve function body
4197 * cif-codes.def (CIF_THUNK): Remove.
4198 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4200 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4202 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4204 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4206 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4209 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4211 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4212 (inline_small_functions): Do not look for function symbol when
4215 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4217 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4220 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4221 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4222 Jiong Wang <jiong.wang@arm.com>
4224 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4225 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4226 Define __ARM_FP16_ARGS when appropriate.
4227 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4229 (arm_invalid_return_type): Likewise.
4230 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4231 (TARGET_INVALID_RETURN_TYPE): Remove.
4232 (aapcs_vfp_sub_candidate): Allow HFmode.
4233 (aapcs_vfp_allocate): Add comment. Support HFmode.
4234 (aapcs_vfp_allocate_return_reg): Likewise.
4235 (struct aapcs_cp_arg_layout): Slightly reword comments for
4236 is_return_candidate and allocate_return_reg.
4237 (output_mov_vfp): Update assert.
4238 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4240 (arm_invalid_parameter_type): Remove.
4241 (amr_invalid_return_type): Remove.
4242 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4243 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4244 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4246 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4248 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4249 * config/aarch64/arch64-protos.h
4250 (aarch64_legitimize_reload_address): Remove.
4251 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4254 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4256 * configure.ac: Add ACX_NONCANONICAL_HOST.
4257 * configure: Regenerate.
4258 * Makefile.in: Set host_noncanonical.
4260 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4263 * config/i386/i386.md (*movtf_internal): Before register allocation,
4264 do not allow FP constants for CM_MEDIUM memory model, allow only
4265 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4266 (*movxf_internal): Ditto.
4267 (*movdf_internal): Ditto.
4268 (*movsf_internal): Ditto.
4270 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4272 PR rtl-optimization/67483
4273 * combine.c (make_compound_operation): Don't call extract_left_shift
4274 with negative shift amounts.
4276 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4279 * fold-const.c (fold_checksum_tree): Allow modification
4280 of TYPE_ALIAS_SET during folding.
4282 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4283 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4284 (ix86_split_to_parts): Likewise. Fix up formatting.
4286 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4288 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4289 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4292 2016-05-13 Nathan Sidwell <nathan@acm.org>
4294 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4295 (nvptx_name_replacement): Delete.
4296 (write_fn_proto, write_fn_proto_from_insn,
4297 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4298 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4299 * langhooks.c (add_builtin_funcction_common): Call
4300 targetm.mangle_decl_assembler_name.
4302 * config/nvptx/nvptx.c (write_fn_proto): Handle
4303 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4305 2016-05-13 Martin Liska <mliska@suse.cz>
4307 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4308 and PRIu64 in printf format.
4310 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4312 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4315 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4317 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4318 Change --param max-completely-peeled-times to
4319 --param max-completely-peel-times in dump file printing.
4321 2016-05-13 Richard Biener <rguenther@suse.de>
4323 PR tree-optimization/42587
4324 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4325 (find_bswap_or_nop_1): Likewise.
4326 (bswap_replace): Likewise.
4328 2016-05-13 Martin Liska <mliska@suse.cz>
4330 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4331 Initialize a variable with default value.
4333 2016-05-13 Martin Liska <mliska@suse.cz>
4335 * doc/invoke.texi: Enhance explanation of error recovery
4338 2016-05-13 Martin Liska <mliska@suse.cz>
4340 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4341 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4342 (iv_inv_expr_ent *).
4343 (struct iv_inv_expr_ent): Comment struct fields.
4344 (sort_iv_inv_expr_ent): New function.
4345 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4346 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4347 a hash_map between iv_inv_expr_ent and number of usages.
4348 (niter_for_exit): Fix coding style.
4349 (tree_ssa_iv_optimize_init): Use renamed variable.
4350 (determine_base_object): Fix coding style.
4351 (alloc_iv): Likewise.
4352 (find_interesting_uses_outside): Likewise.
4353 (add_candidate_1): Likewise.
4354 (add_standard_iv_candidates): Likewise.
4355 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4356 (prepare_decl_rtl): Fix coding style.
4357 (get_address_cost): Likewise.
4358 (get_shiftadd_cost): Likewise.
4359 (force_expr_to_var_cost): Likewise.
4360 (compare_aff_trees): Likewise.
4361 (get_expr_id): Restructure the function.
4362 (get_loop_invariant_expr_id): Renamed to
4363 get_loop_invariant_expr.
4364 (get_computation_cost_at): Replace usage of inv_expr_id with
4366 (get_computation_cost): Likewise.
4367 (determine_group_iv_cost_generic): Likewise.
4368 (determine_group_iv_cost_address): Likewise.
4369 (iv_period): Fix coding style.
4370 (iv_elimination_compare_lt): Likewise.
4371 (may_eliminate_iv): Likewise.
4372 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4374 (determine_group_iv_costs): Dump invariant expressions.
4375 (iv_ca_recount_cost): Use the newly added hash_map.
4376 (iv_ca_set_remove_invariants): Fix coding style.
4377 (iv_ca_set_add_invariants): Fix coding style.
4378 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4380 (iv_ca_set_cp): Likewise.
4381 (iv_ca_new): Initialize the newly added hash_map and remove
4382 initialization of fields.
4383 (iv_ca_free): Delete the hash_map.
4384 (iv_ca_dump): Dump invariant expressions.
4385 (iv_ca_extend): Fix coding style.
4386 (try_add_cand_for): Likewise.
4387 (create_new_ivs): Dump information about # of avg iterations and
4388 # of used invariant expressions.
4389 (rewrite_use_compare): Fix coding style.
4390 (free_loop_data): Set default value for max_inv_expr_id.
4392 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4394 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4395 returned value cse_cfg_altered computation.
4396 (rest_of_handle_cse2): Likewise.
4397 (rest_of_handle_cse_after_global_opts): Likewise.
4399 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4402 * config/arm/arm.c (arm32_output_mi_thunk): New.
4403 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4404 to split Thumb1 vs TARGET_32BIT functionality.
4405 (arm_thumb1_mi_thunk): New.
4407 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4409 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4412 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4415 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4417 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4419 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4420 (expand_builtin_trap): Emit a regular call.
4421 (set_builtin_user_assembler_name): Remove obsolete cases.
4422 * dse.c (scan_insn): Adjust.
4423 * except.c: Include calls.h.
4424 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4425 emit a regular call to setjmp.
4426 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4427 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4428 (emit_block_move_via_libcall): Delete.
4429 (block_move_fn): Delete.
4430 (init_block_move_fn): Likewise.
4431 (emit_block_move_libcall_fn): Likewise.
4432 (emit_block_op_via_libcall): New function.
4433 (set_storage_via_libcall): Tidy up and use memset builtin.
4434 (block_clear_fn): Delete.
4435 (init_block_clear_fn): Likewise.
4436 (clear_storage_libcall_fn): Likewise.
4437 (expand_assignment): Call emit_block_move_via_libcall.
4438 Do not include gt-expr.h.
4439 * expr.h (emit_block_op_via_libcall): Declare.
4440 (emit_block_copy_via_libcall): New inline function.
4441 (emit_block_move_via_libcall): Likewise.
4442 (emit_block_comp_via_libcall): Likewise.
4443 (block_clear_fn): Delete.
4444 (init_block_move_fn): Likewise.
4445 (init_block_clear_fn): Likewise.
4446 (emit_block_move_via_libcall): Likewise.
4447 (set_storage_via_libcall): Add default parameter value.
4448 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4449 (abort_libfunc): Delete.
4450 (memcpy_libfunc): Likewise.
4451 (memmove_libfunc): Likewise.
4452 (memcmp_libfunc): Likewise.
4453 (memset_libfunc): Likewise.
4454 (setbits_libfunc): Likewise.
4455 (setjmp_libfunc): Likewise.
4456 (longjmp_libfunc): Likewise.
4457 (profile_function_entry_libfunc): Likewise.
4458 (profile_function_exit_libfunc): Likewise.
4459 (gcov_flush_libfunc): Likewise.
4460 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4461 and DECL_VISIBILITY on the declaration.
4462 (init_optabs): Do not initialize obsolete libfuncs.
4463 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4464 * tree-core.h (ECF_RET1): Define.
4465 (ECF_TM_PURE): Adjust.
4466 (ECF_TM_BUILTIN): Likewise.
4467 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4468 (build_common_builtin_nodes): Initialize abort builtin.
4469 Add ECF_RET1 on memcpy, memmove and memset builtins.
4470 Pass final flags for alloca and alloca_with_align builtins.
4471 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4473 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4474 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4475 set_storage_via_libcall and call emit_block_copy_via_libcall.
4477 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4479 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4480 DImode before it is passed to ix86_output_call_operand.
4481 (*call_value_got_x32): Ditto for operand 1.
4483 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4485 PR rtl-optimization/70904
4486 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4487 reload for wide mode.
4489 2016-05-12 Marek Polacek <polacek@redhat.com>
4492 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4493 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4494 * langhooks.h (incomplete_type_error): Likewise.
4495 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4496 parameter, pass it down to incomplete_type_error.
4497 * tree.h (size_in_bytes): New inline overload.
4498 (size_in_bytes_loc): Renamed from size_in_bytes.
4500 2016-05-12 Richard Biener <rguenther@suse.de>
4502 PR tree-optimization/71059
4503 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4504 nary before looking up or entering the expression into the VN
4506 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4507 Make sure to re-use NARYs without result as inserted by
4510 2016-05-12 Richard Biener <rguenther@suse.de>
4512 PR tree-optimization/71062
4513 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4515 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4516 vars_contains_restrict if the var is a restrict tag.
4517 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4518 do not disambiguate pointers against it.
4519 (dump_points_to_solution): Re-structure and adjust for new
4520 vars_contains_restrict flag.
4521 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4523 2016-05-12 Martin Liska <mliska@suse.cz>
4525 * doc/invoke.texi: Explain connection between
4526 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4528 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4530 PR tree-optimization/71006
4531 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4532 consider COND_EXPR as a mask producer.
4534 2016-05-12 Marek Polacek <polacek@redhat.com>
4537 * opts.c (common_handle_option): Detect missing argument for --help^.
4539 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4542 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4543 when popping the PC and within an interrupt handler routine.
4544 Add missing tab to output of "ldmfd".
4545 (output_return_instruction): Output LDMFD with SP update rather
4546 than POP when returning from interrupt handler.
4548 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4550 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4551 TARGET_64BIT && TARGET_AVX512DQ.
4552 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4553 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4554 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4555 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4556 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4557 (*vec_extractv4si_zext): Add avx512dq alternative.
4558 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4559 use v instead of x constraint in other alternatives where possible.
4561 * config/i386/sse.md (sse2_loadld): Use v instead of x
4562 constraint in alternatives 0,1,4.
4564 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4565 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4566 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4569 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4570 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4571 is not emitted unless TARGET_AVX512BW.
4572 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4573 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4574 for the result operand.
4576 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4577 constraint instead of x in avx alternatives. Use maybe_evex instead
4580 * config/i386/constraints.md (Yv): New constraint.
4581 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4582 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4583 * config/i386/i386.md (avx512fvecmode): New mode attr.
4584 (*pushtf): Use v constraint instead of x.
4585 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4586 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4587 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4588 (*absnegtf2_sse): Likewise.
4589 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4590 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4591 avx512f alternatives.
4592 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4594 2016-05-12 Richard Biener <rguenther@suse.de>
4596 PR tree-optimization/71060
4597 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4598 require exact match of DR_BASE_OBJECT but only matching address and
4601 2016-05-12 Richard Biener <rguenther@suse.de>
4603 PR tree-optimization/70986
4604 * cfganal.c: Include cfgloop.h.
4605 (dfs_find_deadend): Prefer to take edges exiting loops.
4607 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4609 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
4610 compile and run time.
4612 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4615 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
4617 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
4619 * config/i386/i386.c (legitimize_pic_address): Use
4620 copy_to_suggested_reg instead of gen_movsi.
4622 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4624 * config/rs6000/predicates.md (quad_memory_operand): Move most of
4625 the code into quad_address_p and call it to share code with
4626 vsx_quad_dform_memory_operand.
4627 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
4629 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
4630 bit instead of being a separate word. Split -mpower9-dform into
4631 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4632 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
4633 for the register class supporting 128-bit quad word memory offsets.
4634 (mode_supports_vsx_dform_quad): Helper function to return if the
4635 register class uses quad word memory offsets.
4636 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
4637 (rs6000_debug_reg_global): Always print if we are using LRA or not.
4638 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
4639 instructions are enabled, set up the appropriate addr_masks for
4641 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
4642 -mpower9-dform-scalar, instead of -mpower9-dform.
4643 (rs6000_option_override_internal): Split -mpower9-dform into two
4644 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
4645 -mpower9-dform switch sets or clears both. If we are not using
4646 the LRA register allocator, do not enable -mpower9-dform-vector by
4647 default. If we are using LRA, enable -mpower9-dform-vector and
4648 -mvsx-timode if it is appropriate. Issue a warning if either
4649 -mpower9-dform-vector or -mvsx-timode are explicitly used without
4651 (quad_address_offset_p): New helper function to return if the
4652 offset is legal for quad word memory instructions.
4653 (quad_address_p): New function to determin if GPR or vector
4654 register quad word memory addresses are legal.
4655 (mem_operand_gpr): Validate quad word address offsets.
4656 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
4657 d-form (register + offset) instructions.
4658 (offsettable_ok_by_alignment): Likewise.
4659 (rs6000_legitimate_offset_address_p): Likewise.
4660 (legitimate_lo_sum_address_p): Likewise.
4661 (rs6000_legitimize_address): Likewise.
4662 (rs6000_legitimize_reload_address): Add more debug statements for
4664 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
4665 d-form instructions.
4666 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
4667 d-form instructions. Distinguish different cases in debug
4668 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
4669 d-form instructions.
4670 (rs6000_preferred_reload_class): Likewise.
4671 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
4672 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
4673 of the ISA 2.06 indexed memory instructions.
4674 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
4675 use them to save/restore the saved vector registers instead of
4676 using Altivec instructions.
4677 (rs6000_emit_epilogue): Likewise.
4678 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
4679 (rs6000_opt_masks): Split -mpower9-dform into
4680 -mpower9-dform-scalar and -mpower9-dform-vector.
4681 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
4683 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
4684 ISA 3.0 vector indexed memory instructions, and fold the code into
4685 the normal mov<mode> patterns.
4686 (p9_vecstore_<mode>): Likewise.
4687 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
4689 (vsx_movti_64bit): Likewise.
4690 (vsx_movti_32bit): Likewise.
4691 * config/rs6000/constraints.md (wO constraint): New constraint for
4692 ISA 3.0 vector d-form support.
4693 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
4694 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
4695 include -mpower9-dform-vector until we switch over to LRA.
4696 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
4697 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4698 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
4699 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4700 for -mpower9-dform and -mlra.
4701 * doc/md.texi (wO constraint): Document wO constraint.
4703 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
4705 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
4706 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
4707 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
4708 Move handling of non-insn arguments inline into the sole user:
4709 (output_trans_func): ...here.
4710 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
4711 in emitted function prototype.
4712 (output_internal_insn_latency_func): Ditto. Simplify.
4713 (output_internal_maximal_insn_latency_func): Ditto. Delete
4714 always-unused argument.
4715 (output_insn_latency_func): Ditto.
4716 (output_maximal_insn_latency_func): Ditto.
4718 2016-05-11 Richard Biener <rguenther@suse.de>
4720 PR tree-optimization/71055
4721 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
4722 sth with precision not equal to access size verify we don't chop
4725 2016-05-11 Richard Biener <rguenther@suse.de>
4728 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
4729 (dwarf2out_finish): Move retry_incomplete_types call ...
4730 (dwarf2out_early_finish): ... here.
4732 2016-05-11 Richard Biener <rguenther@suse.de>
4735 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
4736 if the langhook insists on it.
4737 * fold-const.c (make_bit_field_ref): Add arg for the original
4738 reference and preserve its alias-set.
4739 (decode_field_reference): Take exp by reference and adjust it
4740 to the original memory reference.
4741 (optimize_bit_field_compare): Adjust callers.
4742 (fold_truth_andor_1): Likewise.
4743 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
4745 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4748 * cfgrtl.h (delete_insn_and_edges): Now return bool.
4749 * cfgrtl.c (delete_insn_and_edges): Likewise.
4750 * config/i386/i386.c (convert_scalars_to_vector): Remove
4752 * cse.c (cse_insn): Compute cse_cfg_altered.
4753 (delete_trivially_dead_insns): Likewise.
4754 (cse_cc_succs): Likewise.
4755 (rest_of_handle_cse): Free dominance info if required.
4756 (rest_of_handle_cse2): Likewise.
4757 (rest_of_handle_cse_after_global_opts): Likewise.
4759 2016-05-11 Alan Modra <amodra@gmail.com>
4761 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
4762 abi_v4_pass_in_fpr): New functions.
4763 (rs6000_function_arg_boundary): Exclude complex IBM long double
4764 from 64-bit alignment when ABI_V4.
4765 (rs6000_function_arg, rs6000_function_arg_advance_1,
4766 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
4768 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
4770 PR rtl-optimization/71028
4771 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
4772 jump with just a return in the fallthrough block if the branch
4773 block contains just a return as well.
4775 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
4777 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
4778 * match.pd ((X & Y) ^ Y): ... this.
4779 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
4780 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
4782 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4784 * read-md.c (require_char_ws): New function.
4785 (read_string): Simplify using require_char_ws.
4786 (handle_constants): Likewise.
4787 (handle_enum): Likewise.
4788 (handle_file): Likewise.
4789 * read-md.h (require_char_ws): New declaration.
4790 * read-rtl.c (read_conditions): Simplify using require_char_ws.
4791 (read_mapping): Likewise.
4792 (read_rtx_code): Likewise.
4793 (read_nested_rtx): Likewise.
4795 2016-05-10 James Norris <jnorris@codesourcery.com>
4797 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4798 if offloading is enabled and -fopenacc or -fopenmp is specified.
4799 (CRTOFFLOADEND): Likewise.
4800 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4801 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4803 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
4805 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
4806 gotoff_operand code paths. Use copy_to_suggested_regs and
4807 expand_simple_binop where appropriate. Cleanup.
4809 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4812 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
4814 (dimode_scalar_chain::vector_const_cost): New.
4815 (dimode_scalar_chain::compute_convert_gain): Handle constants.
4816 (dimode_scalar_chain::convert_op): Likewise.
4817 (dimode_scalar_chain::convert_insn): Likewise.
4819 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4821 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
4822 unary operation, not a binary one.
4824 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4827 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4828 calls with type casted fndecl.
4830 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4832 PR tree-optimization/70786
4833 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
4834 * calls.c (initialize_argument_information): Bind bounds
4835 with corresponding args passed by reference.
4837 2016-05-10 Jakub Jelinek <jakub@redhat.com>
4840 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
4841 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
4842 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
4845 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4848 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
4849 code for a zero scale factor.
4850 (vsx_xvcvdpuxds_scale): Likewise.
4852 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4854 * diagnostic-show-locus.c (layout::layout): Call show_ruler
4855 if show_ruler_p was set on the context.
4856 (layout::show_ruler): New method.
4857 * diagnostic.h (struct diagnostic_context): Add field
4860 2016-05-10 Richard Biener <rguenther@suse.de>
4862 PR tree-optimization/71039
4863 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
4864 (chk_uses): New function.
4865 (propagate_with_phi): Verify we can safely replicate the lhs of an
4866 aggregate assignment on all incoming edges.
4868 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
4870 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
4872 (rx_atomic_sequence): New class.
4873 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
4874 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
4876 (rx_atomic_sequence::rx_atomic_sequence,
4877 rx_atomic_sequence::~rx_atomic_sequence): New functions.
4878 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
4879 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
4880 CTRLREG_INTB): New constants.
4881 (FETCHOP): New code iterator.
4882 (fethcop_name, fetchop_name2): New iterator code attributes.
4883 (QIHI): New mode iterator.
4884 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
4885 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
4886 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
4888 2016-05-10 Martin Liska <mliska@suse.cz>
4890 * tree-inline.c (remap_dependence_clique): Do not remap
4891 debugging statements.
4893 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4895 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4896 ("*fixuns_truncdfdi2_z13")
4897 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4898 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4899 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4901 2016-05-10 Richard Biener <rguenther@suse.de>
4903 PR tree-optimization/70497
4904 PR tree-optimization/28367
4905 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
4907 (visit_reference_op_load): ... here.
4908 (vn_reference_lookup_3): Use it to handle subreg-like accesses
4909 with simplified BIT_FIELD_REFs.
4910 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
4911 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
4914 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4916 * dwarf2out.c (add_abstract_origin_attribute): Adjust
4917 documentation comment. For BLOCK nodes, add a
4918 DW_AT_abstract_origin attribute that points to the DIE generated
4919 for the origin BLOCK.
4920 (gen_lexical_block_die): Call add_abstract_origin_attribute for
4921 blocks from inlined functions.
4923 2016-05-10 Alan Modra <amodra@gmail.com>
4926 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4927 regrename modifying insns saving lr before __morestack call.
4928 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4929 insns restoring lr after __morestack call.
4931 2016-05-09 Jakub Jelinek <jakub@redhat.com>
4933 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
4934 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
4936 * config/i386/sse.md (vec_interleave_high<mode>,
4937 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
4938 <avx512>_vpermt2var<mode>3_maskz): Likewise.
4940 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4942 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
4943 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
4944 parallel reassociation for power8 and forward.
4946 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4948 * config/i386/i386.md (absneg splitters with general regs): Use
4949 general_reg_operand predicate.
4950 (btsq peephole2): Use x86_64_immediate_operand to check if new
4951 value is suitable for immediate operand. Generate emitted insn
4952 using RTL expressions.
4953 (btcq peephole2): Ditto.
4954 (btrq peephole2): Ditto. Generate correct immediate operand
4957 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4959 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
4962 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4964 * tree-affine.c (wide_int_constant_multiple_p): Add missing
4965 pointer dereference.
4967 2016-05-09 Richard Biener <rguenther@suse.de>
4969 PR tree-optimization/70985
4970 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
4971 op0 isn't a gimple register.
4973 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
4975 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
4976 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
4977 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
4978 (i6400_fpu_mult): New cpu units.
4979 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
4980 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
4981 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
4982 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
4983 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
4984 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
4985 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
4986 (i6400_msa_long_float4, i6400_msa_long_float5)
4987 (i6400_msa_long_float8, i6400_msa_fdiv_df)
4988 (i6400_msa_fdiv_sf): New reservations.
4989 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
4990 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
4991 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
4992 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
4993 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
4994 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
4995 (msa_short_cmp, msa_short_float2, msa_short_logic3)
4996 (msa_short_store4, msa_long_load, msa_short_store)
4997 (msa_long_logic, msa_long_float2, msa_long_float4)
4998 (msa_long_float5, msa_long_float8, msa_long_mult)
4999 (msa_long_fdiv, msa_long_div): New reservations.
5001 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5002 Sameera Deshpande <sameera.deshpande@imgtec.com>
5003 Matthew Fortune <matthew.fortune@imgtec.com>
5004 Graham Stott <graham.stott@imgtec.com>
5005 Chao-ying Fu <chao-ying.fu@imgtec.com>
5007 * config.gcc: Add MSA header file for mips*-*-* target.
5008 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5009 (Ubv8i, Urv8): New constraints.
5010 * config/mips/mips-ftypes.def: Add function types for MSA
5012 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5013 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5014 * config/mips/mips-msa.md: New file.
5015 * config/mips/mips-protos.h
5016 (mips_split_128bit_const_insns): New prototype.
5017 (mips_msa_idiv_insns): Likewise.
5018 (mips_split_128bit_move): Likewise.
5019 (mips_split_128bit_move_p): Likewise.
5020 (mips_split_msa_copy_d): Likewise.
5021 (mips_split_msa_insert_d): Likewise.
5022 (mips_split_msa_fill_d): Likewise.
5023 (mips_expand_msa_branch): Likewise.
5024 (mips_const_vector_same_val_p): Likewise.
5025 (mips_const_vector_same_bytes_p): Likewise.
5026 (mips_const_vector_same_int_p): Likewise.
5027 (mips_const_vector_shuffle_set_p): Likewise.
5028 (mips_const_vector_bitimm_set_p): Likewise.
5029 (mips_const_vector_bitimm_clr_p): Likewise.
5030 (mips_msa_vec_parallel_const_half): Likewise.
5031 (mips_msa_output_division): Likewise.
5032 (mips_ldst_scaled_shift): Likewise.
5033 (mips_expand_vec_cond_expr): Likewise.
5034 * config/mips/mips.c (enum mips_builtin_type): Add
5035 MIPS_BUILTIN_MSA_TEST_BRANCH.
5036 (mips_gen_const_int_vector_shuffle): New prototype.
5037 (mips_const_vector_bitimm_set_p): New function.
5038 (mips_const_vector_bitimm_clr_p): Likewise.
5039 (mips_const_vector_same_val_p): Likewise.
5040 (mips_const_vector_same_bytes_p): Likewise.
5041 (mips_const_vector_same_int_p): Likewise.
5042 (mips_const_vector_shuffle_set_p): Likewise.
5043 (mips_symbol_insns): Forbid loading symbols via immediate for
5045 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5047 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5049 (mips_lx_address_p): Add support load indexed address for MSA.
5050 (mips_address_insns): Add calculation of instructions needed for
5051 stores and loads for MSA.
5052 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5053 CONST_VECTOR for MSA and let it fall through.
5054 (mips_ldst_scaled_shift): New function.
5055 (mips_subword_at_byte): Likewise.
5056 (mips_msa_idiv_insns): Likewise.
5057 (mips_legitimize_move): Validate MSA moves.
5058 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5059 calculation of costs for MSA division.
5060 (mips_split_move_p): Check if MSA moves need splitting.
5061 (mips_split_move): Split MSA moves if necessary.
5062 (mips_split_128bit_move_p): New function.
5063 (mips_split_128bit_move): Likewise.
5064 (mips_split_msa_copy_d): Likewise.
5065 (mips_split_msa_insert_d): Likewise.
5066 (mips_split_msa_fill_d): Likewise.
5067 (mips_output_move): Handle MSA moves.
5068 (mips_expand_msa_branch): New function.
5069 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5070 Reinstate 'y' modifier.
5071 (mips_file_start): Add MSA .gnu_attribute.
5072 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5074 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5075 (mips_class_max_nregs): Add register size for MSA supported mode.
5076 (mips_cannot_change_mode_class): Allow conversion between MSA
5077 vector modes and TImode.
5078 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5080 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5081 (mips_preferred_simd_mode): Add preffered modes for MSA.
5082 (mips_vector_mode_supported_p): Add MSA supported modes.
5083 (mips_autovectorize_vector_sizes): New function.
5084 (mips_msa_output_division): Likewise.
5085 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5086 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5087 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5088 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5089 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5090 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5091 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5092 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5093 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5094 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5095 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5096 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5097 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5098 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5099 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5100 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5101 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5102 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5103 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5104 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5105 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5106 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5107 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5108 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5109 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5110 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5111 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5112 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5113 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5114 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5115 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5116 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5117 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5118 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5119 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5120 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5121 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5122 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5123 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5124 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5125 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5126 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5127 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5128 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5129 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5130 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5131 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5132 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5133 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5134 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5135 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5136 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5137 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5138 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5139 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5140 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5141 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5142 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5143 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5144 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5145 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5146 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5147 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5148 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5149 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5150 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5151 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5152 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5153 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5154 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5155 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5156 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5157 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5158 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5159 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5160 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5161 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5162 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5163 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5164 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5165 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5166 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5167 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5168 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5169 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5170 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5171 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5172 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5173 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5174 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5175 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5176 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5177 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5178 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5179 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5180 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5181 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5182 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5183 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5184 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5185 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5186 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5187 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5188 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5189 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5190 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5191 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5192 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5193 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5194 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5195 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5196 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5197 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5198 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5199 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5200 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5201 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5202 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5203 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5204 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5205 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5206 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5207 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5208 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5209 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5210 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5211 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5212 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5213 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5214 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5215 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5216 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5217 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5218 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5219 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5220 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5221 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5222 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5223 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5224 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5225 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5226 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5227 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5228 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5229 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5230 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5231 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5232 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5233 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5234 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5235 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5237 (mips_get_builtin_decl_index): New array.
5238 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5239 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5240 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5241 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5242 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5244 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5246 (mips_expand_builtin_insn): Prepare operands for
5247 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5248 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5249 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5250 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5251 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5252 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5253 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5254 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5255 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5256 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5257 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5258 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5259 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5260 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5261 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5262 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5263 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5264 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5265 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5266 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5267 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5268 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5269 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5270 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5271 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5272 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5273 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5274 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5275 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5276 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5277 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5278 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5279 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5280 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5281 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5282 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5283 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5284 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5285 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5286 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5287 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5288 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5289 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5290 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5291 These are set implicitly and an error is reported if overridden.
5292 (mips_expand_builtin_msa_test_branch): New function.
5293 (mips_expand_msa_shuffle): Likewise.
5294 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5295 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5296 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5297 (mips_expand_vec_unpack): Add support for MSA.
5298 (mips_expand_vector_init): Likewise.
5299 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5300 instead of const0_rtx.
5301 (mips_msa_vec_parallel_const_half): New function.
5302 (mips_gen_const_int_vector): Likewise.
5303 (mips_gen_const_int_vector_shuffle): Likewise.
5304 (mips_expand_msa_cmp): Likewise.
5305 (mips_expand_vec_cond_expr): Likewise.
5306 * config/mips/mips.h
5307 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5308 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5310 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5311 (ISA_HAS_MSA): New macro.
5312 (UNITS_PER_MSA_REG): Likewise.
5313 (BITS_PER_MSA_REG): Likewise.
5314 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5315 (MSA_REG_FIRST): New macro.
5316 (MSA_REG_LAST): Likewise.
5317 (MSA_REG_NUM): Likewise.
5318 (MSA_REG_P): Likewise.
5319 (MSA_REG_RTX_P): Likewise.
5320 (MSA_SUPPORTED_MODE_P): Likewise.
5321 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5322 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5323 * config/mips/mips.md: Include mips-msa.md.
5324 (alu_type): Add simd_add.
5325 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5326 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5327 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5328 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5329 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5330 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5331 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5332 simd_move, simd_load, simd_store. Choose "multi" for moves
5334 (qword_mode): New attribute.
5335 (insn_count): Add instruction count for quad moves.
5336 Increase the count for MIPS SIMD division.
5337 (UNITMODE): Add UNITMODEs for vector types.
5338 (addsub): New code iterator.
5339 * config/mips/mips.opt (mmsa): New option.
5340 * config/mips/msa.h: New file.
5341 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5343 * config/mips/mti-linux.h: Likewise.
5344 * config/mips/predicates.md
5345 (const_msa_branch_operand): New constraint.
5346 (const_uimm3_operand): Likewise.
5347 (const_uimm4_operand): Likewise.
5348 (const_uimm5_operand): Likewise.
5349 (const_uimm8_operand): Likewise.
5350 (const_imm5_operand): Likewise.
5351 (aq10b_operand): Likewise.
5352 (aq10h_operand): Likewise.
5353 (aq10w_operand): Likewise.
5354 (aq10d_operand): Likewise.
5355 (const_m1_operand): Likewise.
5356 (reg_or_m1_operand): Likewise.
5357 (const_exp_2_operand): Likewise.
5358 (const_exp_4_operand): Likewise.
5359 (const_exp_8_operand): Likewise.
5360 (const_exp_16_operand): Likewise.
5361 (const_vector_same_val_operand): Likewise.
5362 (const_vector_same_simm5_operand): Likewise.
5363 (const_vector_same_uimm5_operand): Likewise.
5364 (const_vector_same_uimm6_operand): Likewise.
5365 (const_vector_same_uimm8_operand): Likewise.
5366 (par_const_vector_shf_set_operand): Likewise.
5367 (reg_or_vector_same_val_operand): Likewise.
5368 (reg_or_vector_same_simm5_operand): Likewise.
5369 (reg_or_vector_same_uimm6_operand): Likewise.
5370 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5372 * doc/invoke.texi (-mmsa): Document new option.
5374 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5376 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5377 * configure: Regenerate.
5378 * config.in: Regenerate.
5379 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5381 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5382 (ENDFILE_VTV_SPEC): Define.
5384 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5386 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5387 registers in all interrupt handlers if necessary.
5388 (rl78_option_override): Add warning.
5389 (MUST_SAVE_MDUC_REGISTERS): New macro.
5390 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5391 * config/rl78/rl78.c (check_mduc_usage): New function.
5392 (mduc_regs): New structure to hold MDUC register data.
5393 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5394 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5395 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5396 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5397 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5398 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5400 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5402 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5403 (tree-ssa-loop-niter.h): Ditto.
5404 (idx_within_array_bound, ref_within_array_bound): New functions.
5405 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5406 Factor out check on writable base object to ...
5407 (base_object_writable): ... here.
5409 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5411 * config/arm/arm.md (probe_stack): Add modes to set source
5414 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5416 * regrename.c (base_reg_class_for_rename): New static function.
5417 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5419 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5421 * cgraph.c (thunk_adjust): Export.
5422 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5423 * cgraphunit.c (thunk_adjust): Export.
5424 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5426 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5428 * tree-inline.c (expand_call_inline): Expand thunks inline.
5430 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5433 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5434 (*sse2_vd_cvtss2sd): Ditto.
5435 * config/i386/i386.md
5436 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5437 Generate *sse2_vd_cvtsd2ss pattern.
5438 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5439 Generate *sse2_vd_cvtss2sd pattern.
5441 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5443 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5444 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5447 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5449 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5450 * config/sh/sh.c: Define and declare variables on first use throughout
5452 (current_function_interrupt): Change to bool type.
5453 (frame_insn): Rename to emit_frame_insn and update users.
5454 (push_regs): Use bool for 'interrupt_handler' argument.
5455 (save_schedule_s): Remove.
5456 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5457 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5458 targetm.asm_out.unaligned_op.di.
5459 (gen_far_branch): Remove redundant forward declaration.
5460 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5461 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5462 (sh_set_return_address, sh_function_ok_for_sibcall,
5463 scavenge_reg): Update comments.
5464 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5465 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5466 (sh_attr_renesas_p): Remove unnecessary parentheses.
5467 (branch_dest): Simplify.
5468 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5469 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5470 (CUMULATIVE_ARGS): Change macro to typedef.
5471 (current_function_interrupt): Change to bool type.
5472 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5473 Surround with __cplusplus ifdef.
5474 (sh_compare_op0, sh_compare_op1): Remove.
5475 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5477 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5479 * config/arm/arm.md: (arch): Add neon.
5480 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5481 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5482 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5483 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5484 attributes for alt renumbering. Mark alt 3 as non-predicable.
5485 (thumb2_movdf_vfp): Likewise.
5487 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5489 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5490 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5491 (*andqi_1): Add preferred_for_speed attribute to disparage
5492 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5493 (*<code>qi_1): Ditto.
5494 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5495 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5496 (*ashlqi3_1): Ditto.
5497 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5498 Add preferred_for_size attribute to disparage alternative 0 and
5499 preferred_for_speed attribute to disparage alternative 1 for
5500 TARGET_PARTIAL_REG_STALL targets.
5502 2016-05-07 Tom de Vries <tom@codesourcery.com>
5504 PR tree-optimization/70956
5505 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5508 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5510 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5511 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5512 * config/sh/sh.md (branch_zero): Remove define_attr.
5513 (define_delay): Disable delay slot if branch distance is one insn.
5515 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5517 * config/i386/i386.md (LEAMODE): New mode attribute.
5518 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5519 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5520 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5521 operand 2 predicate.
5522 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5523 (*lea<mode>_general_3): Ditto.
5524 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5526 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5528 * genmddump.c (main): Convert argv from char ** to const char **.
5530 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5532 * coretypes.h (OVERRIDE): New macro.
5535 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5537 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5538 allow coalescing if the types are compatible.
5540 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5542 * pass_manager.h (pass_manager::register_pass_name): New method.
5543 (pass_manager::get_pass_by_name): New method.
5544 (pass_manager::create_pass_tab): New method.
5545 (pass_manager::m_name_to_pass_map): New field.
5546 * passes.c (name_to_pass_map): Delete global in favor of field
5547 "m_name_to_pass_map" of pass_manager.
5548 (register_pass_name): Rename from a function to...
5549 (pass_manager::register_pass_name): ...this method, updating
5550 for renaming of global "name_to_pass_map" to field
5551 "m_name_to_pass_map".
5552 (create_pass_tab): Rename from a function to...
5553 (pass_manager::create_pass_tab): ...this method, updating
5554 for renaming of global "name_to_pass_map" to field.
5555 (get_pass_by_name): Rename from a function to...
5556 (pass_manager::get_pass_by_name): ...this method.
5557 (enable_disable_pass): Convert use of get_pass_by_name to
5558 a method call, locating the pass_manager singleton.
5560 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5562 * genattr-common.c (main): Convert argv from char ** to const char **.
5563 * genattr.c (main): Likewise.
5564 * genattrtab.c (main): Likewise.
5565 * genautomata.c (initiate_automaton_gen): Likewise.
5567 * gencodes.c (main): Likewise.
5568 * genconditions.c (main): Likewise.
5569 * genconfig.c (main): Likewise.
5570 * genconstants.c (main): Likewise.
5571 * genemit.c (main): Likewise.
5572 * genenums.c (main): Likewise.
5573 * genextract.c (main): Likewise.
5574 * genflags.c (main): Likewise.
5575 * genmddeps.c (main): Likewise.
5576 * genopinit.c (main): Likewise.
5577 * genoutput.c (main): Likewise.
5578 * genpeep.c (main): Likewise.
5579 * genpreds.c (main): Likewise.
5580 * genrecog.c (main): Likewise.
5581 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5582 (init_rtx_reader_args): Likewise.
5583 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5584 (init_rtx_reader_args): Likewise.
5585 * gentarget-def.c (main): Likewise.
5586 * read-md.c (read_md_files): Likewise.
5587 * read-md.h (read_md_files): Likewise.
5589 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5591 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5592 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5593 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5594 Remove unused predicate.
5595 (register_and_not_fp_reg_operand): Ditto.
5597 2016-05-06 Martin Liska <mliska@suse.cz>
5599 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5600 instead of vec as the vector is local to the function.
5602 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5604 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5605 avx512bw alternative.
5607 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
5608 before the ashr<mode>3 pattern.
5610 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
5611 v instead of x in vex or maybe_vex alternatives, use
5612 maybe_evex instead of vex in prefix.
5614 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
5615 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
5616 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
5617 in vex or maybe_vex alternatives, use maybe_evex instead of vex
5620 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
5621 v instead of x in vex or maybe_vex alternatives, use
5622 maybe_evex instead of vex in prefix.
5624 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
5625 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
5626 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
5627 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
5628 alternatives, use maybe_evex instead of vex in prefix.
5630 * config/i386/sse.md (vec_interleave_lowv4sf,
5631 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
5632 v instead of x in vex or maybe_vex alternatives, use
5633 maybe_evex instead of vex in prefix.
5635 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
5636 v instead of x in vex or maybe_vex alternatives, use
5637 maybe_evex instead of vex in prefix.
5639 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
5640 v constraint instead of x.
5642 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
5644 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
5645 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
5648 2016-05-06 Richard Biener <rguenther@suse.de>
5650 PR tree-optimization/70948
5651 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5652 Properly clobber all fields of va_list for __builtin_va_start.
5654 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5657 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
5658 loop latch destination.
5660 2016-05-06 Martin Liska <mliska@suse.cz>
5662 * tree-ssa-uninit.c: Apply manual changes
5663 to the GNU coding style.
5664 (prune_uninit_phi_opnds): Rename from
5665 prune_uninit_phi_opnds_in_unrealizable_paths.
5667 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5669 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
5670 mspace): Remove deprecated options.
5671 * doc/invoke.texi (SH options): Remove -mspace.
5673 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5675 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
5677 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5679 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
5680 corresponding combine split pattern.
5682 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5685 * config/sh/predicates.md (long_displacement_mem_operand): New.
5686 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
5687 Add movi20, movi20s alternatives. Adjust length attribute for
5689 (movsi_ie): Allow for any FPU. Adjust length attribute for
5691 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
5692 attribute for alternatives.
5693 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
5694 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
5695 length attribute for alternatives.
5697 2016-05-06 Richard Biener <rguenther@suse.de>
5699 PR tree-optimization/70960
5700 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
5702 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5705 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
5706 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
5708 2016-05-06 Marek Polacek <polacek@redhat.com>
5711 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
5713 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
5716 * config/sh/sh.md (*rotcr): Add another variant.
5718 2016-05-06 Richard Biener <rguenther@suse.de>
5721 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
5723 2016-05-06 Richard Biener <rguenther@suse.de>
5726 * fold-const.c (split_tree): Always convert to the original type
5729 2016-05-06 Richard Biener <rguenther@suse.de>
5731 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
5732 (fwprop_addr): Likewise.
5734 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5737 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
5739 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
5740 * config/i386/i386.md (push mem splitter): Use find_constant_src in
5741 the splitter condition.
5742 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
5743 the splitter condition.
5744 (FP float_extend load splitter): Ditto.
5746 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
5748 * config/i386/i386.md (peehole2 patterns): Change true_regnum
5749 to REGNO in all peephole2 patterns.
5750 (post-reload splitters): Change true_regnum to REGNO in
5751 post-reload splitters.
5752 (zero_extend splitters): Use general_reg_operand and
5753 nonimmediate_gr_operand predicates.
5755 2016-05-05 Jakub Jelinek <jakub@redhat.com>
5757 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
5758 v constraint instead of x.
5760 2016-05-05 Alan Modra <amodra@gmail.com>
5763 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
5764 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
5765 TARGET_NO_FP_IN_TOC for -mrelocatable.
5766 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
5767 TARGET_RELOCATABLE test.
5768 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5769 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5770 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5771 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5772 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5773 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
5774 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5775 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5776 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
5777 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5779 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
5780 (rs6000_stack_info): Likewise.
5781 (rs6000_elf_asm_out_constructor): Likewise.
5782 (rs6000_elf_asm_out_destructor): Likewise.
5783 (rs6000_elf_declare_function_name): Likewise.
5784 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
5785 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
5788 2016-05-05 Alan Modra <amodra@gmail.com>
5790 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
5792 2016-05-05 Alan Modra <amodra@gmail.com>
5794 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
5795 out-of-line gpr restore for one or two regs if that would add
5798 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
5801 * config/i386/i386.md
5802 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
5803 Change to post-epilogue_completed late splitter. Use sse_reg_operand
5804 as operand 0 predicate.
5805 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
5807 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
5808 Ditto. Emit the pattern using RTX.
5810 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
5811 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
5812 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
5813 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
5815 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
5816 sse_reg_operand as operand 0 predicate.
5818 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
5819 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
5820 instead of gen_rtx_REG.
5821 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
5824 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5826 * function.c (emit_use_return_register_into_block): Delete.
5827 (gen_return_pattern): Delete.
5828 (emit_return_into_block): Delete.
5829 (active_insn_between): Delete.
5830 (convert_jumps_to_returns): Delete.
5831 (emit_return_for_exit): Delete.
5832 (thread_prologue_and_epilogue_insns): Delete all code dealing with
5833 simple_return for shrink-wrapped blocks.
5834 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
5835 end of blocks that need one.
5836 (get_unconverted_simple_return): Delete.
5837 (convert_to_simple_return): Delete.
5838 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
5839 (convert_to_simple_return): Ditto.
5841 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5843 * cfgcleanup.c (bb_is_just_return): New function.
5844 (try_optimize_cfg): Simplify jumps to return, branches to return,
5845 and branches around return.
5847 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5849 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
5852 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5856 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
5857 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
5858 assert flags & OEP_HASH_CHECK, instead of asserting it
5859 never happens. Handle TARGET_EXPR.
5860 * fold-const.c (operand_equal_p): For hash verification,
5861 or in OEP_HASH_CHECK into flags.
5863 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
5865 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
5867 (compute_samebase_partition_bases): Fix typo.
5869 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5871 * config/i386/sse.md (vec_interleave_highv8sf,
5872 vec_interleave_lowv8sf, vec_interleave_highv4df,
5873 vec_interleave_lowv4df): Remove constraints from expanders.
5875 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
5877 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5879 * tree-inline.c (expand_call_inline): Fix path dealing with
5880 making lhs of call statement undefined.
5882 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5884 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
5885 Check availability on NODE, too.
5886 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
5887 (cgraph_node::call_for_symbol_and_aliases): Likewise.
5888 (varpool_node::call_for_symbol_and_aliase): Likewise.
5889 * ipa-pure-const.c (add_new_function): Analyze all bodies.
5890 (propagate_pure_const): Propagate across interposable functions, too.
5891 (skip_function_for_local_pure_const): Do not skip interposable bodies
5893 (pass_local_pure_const::execute): Update.
5895 2016-05-04 Marek Polacek <polacek@redhat.com>
5897 * doc/invoke.texi: Document -Wdangling-else.
5899 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5901 * config.gcc: Error out when conflicting multilib is detected. Do not
5902 loop over multilibs since no combination is legal.
5904 2016-05-04 Alan Modra <amodra@gmail.com>
5906 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
5907 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
5908 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5911 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
5913 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
5914 Clean up p5600 comments.
5916 2016-05-04 Richard Biener <rguenther@suse.de>
5918 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
5919 constructor simplifications.
5920 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
5922 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
5924 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
5925 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
5926 result.set_rtx is null instead of aborting.
5927 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
5929 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
5930 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
5931 *mov<mode>_store_postinc): New patterns.
5933 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
5935 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
5936 as commutative. Check both conversions are NOP.
5937 ((A & B) OP (C & B)): Remove.
5939 2016-05-04 Alan Modra <amodra@gmail.com>
5941 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
5943 2016-05-04 Alan Modra <amodra@gmail.com>
5946 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
5947 when cr2,3,4 are all fixed regs.
5949 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
5951 PR rtl-optimization/57193
5952 * opts.c (default_options_table): Revert OPT_frename_registers change.
5953 * doc/invoke.texi (-frename-registers, -O2): Likewise.
5955 2016-05-03 Martin Sebor <msebor@redhat.com>
5958 * builtins.c (fold_builtin_FILE): New function.
5959 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
5960 (fold_builtin_0): Call them.
5961 * gimplify.c (gimplify_call_expr): Remove the handling of
5962 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
5965 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
5966 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
5970 * doc/extend.texi (Function Names as Strings): Update __func__,
5971 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
5974 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5975 Richard Biener <rguenther@suse.de>
5977 PR tree-optimization/70916
5978 * tree-if-conv.c: Include cfganal.h.
5979 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
5980 and remove_fake_exit_edges around the optimization pass.
5982 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
5984 * cgraph.c (symbol_table::create_edge): Set inline_failed.
5985 (cgraph_edge::make_direct): Likewise.
5986 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
5987 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
5988 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
5989 (CIF_THUNK): New code.
5990 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
5991 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
5992 (compute_inline_parameters): Set inline_failed for thunks.
5993 (inline_analyze_function): Cleanup.
5994 * ipa-inline.c (can_inline_edge_p): Do not deal with
5995 call_stmt_cannot_inline_p.
5996 (can_early_inline_edge_p): Likewise.
5997 (early_inliner): Initialize inline_failed.
5998 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6000 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6002 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6003 from nonimm_ssenomem_operand.
6004 (nonimm_ssenomem_operand): New predicate.
6005 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6006 as operand 0 predicate.
6007 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6008 Disable unsupported alternatives using "enabled" attribute.
6009 Use register_ssemem_operand as operand 0 predicate.
6010 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6012 2016-05-03 Marek Polacek <polacek@redhat.com>
6015 * input.c (expansion_point_location): New function.
6016 * input.h (expansion_point_location): Declare.
6018 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6020 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6021 occurence with frame_offset_ ones.
6023 2016-05-03 Alan Modra <amodra@gmail.com>
6025 PR rtl-optimization/70890
6026 * ira.c (combine_and_move_insns): When moving def_insn, remove
6029 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6031 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6032 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6033 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6034 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6036 2016-05-03 Alan Modra <amodra@gmail.com>
6038 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6039 for SAVE_MULTIPLE/STORE_MULTIPLE.
6041 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6043 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6044 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6046 2016-05-03 Richard Biener <rguenther@suse.de>
6048 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6050 (gimplify_arg): Likewise.
6051 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6052 re-writing the result to a decl if required.
6053 (internal_get_tmp_var): Add allow_ssa parameter
6054 and override into_ssa with it.
6055 (get_formal_tmp_var): Adjust.
6056 (get_initialized_tmp_var): Add allow_ssa parameter.
6057 (gimplify_arg): Add allow_ssa parameter and avoid generating
6058 SSA names for the result false.
6059 (gimplify_call_expr): If the call may return twice do not
6060 gimplify parameters into SSA.
6061 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6062 (gimplify_modify_expr): Adjust assert. For noreturn calls
6063 with a SSA name LHS adjust its def.
6064 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6065 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6066 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6067 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6068 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6069 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6070 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6071 (optimize_target_teams): Do not allow SSA names for clause operands.
6072 (gimplify_expr): Likewise for where we mark the result addressable.
6073 * passes.def (pass_init_datastructures): Remove.
6074 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6075 (rewrite_stmt): Likewise.
6076 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6077 (replace_locals_op): Replace SSA names.
6078 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6079 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6080 * cgraph.c (release_function_body): Free CFG annotations only
6081 when we have a CFG. Simplify.
6082 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6083 force_gimple_operand instead of get_initialized_tmp_var.
6084 * tree-pass.h (make_pass_init_datastructures): Remove.
6085 * tree-ssa.c (execute_init_datastructures): Remove.
6086 (pass_data_init_datastructures): Likewise.
6087 (class pass_init_datastructures): Likewise.
6088 (make_pass_init_datastructures): Likewise.
6089 * omp-low.c (create_omp_child_function): Init SSA data structures.
6090 (grid_expand_target_grid_body): Likewise.
6091 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6092 name before adding it to names_to_release.
6093 (remove_bb): Always release SSA defs.
6094 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6095 before dereferencing it.
6096 * cgraphunit.c (init_lowered_empty_function): Always
6097 int SSA data structures.
6098 * tree-ssanames.c (release_defs): Remove assert that we are in
6100 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6102 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6103 Uros Bizjak <ubizjak@gmail.com>
6105 PR rtl-optimization/70467
6106 * config/i386/predicates.md (x86_64_hilo_int_operand,
6107 x86_64_hilo_general_operand): New predicates.
6108 * config/i386/constraints.md (Wd): New constraint.
6109 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6110 (general_hilo_operand): New mode attr.
6111 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6112 instead of <general_operand>.
6113 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6114 x86_64_hilo_general_operand instead of <general_operand>.
6116 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6118 PR tree-optimization/70916
6119 * tree-if-conv.c (constant_or_ssa_name): Removed.
6120 (fold_build_cond_expr): Use is_gimple_val instead of
6121 constant_or_ssa_name.
6123 PR tree-optimization/70916
6124 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6125 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6128 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6129 (optimize_atomic_bit_test_and): New function.
6130 (pass_fold_builtins::execute): Use it.
6131 * optabs.def (atomic_bit_test_and_set_optab,
6132 atomic_bit_test_and_complement_optab,
6133 atomic_bit_test_and_reset_optab): New optabs.
6134 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6135 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6136 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6137 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6138 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6139 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6140 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6141 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6142 atomic_bit_test_and_complement@var{mode},
6143 atomic_bit_test_and_reset@var{mode}): Document.
6144 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6145 atomic_bit_test_and_complement<mode>,
6146 atomic_bit_test_and_reset<mode>): New expanders.
6147 (atomic_bit_test_and_set<mode>_1,
6148 atomic_bit_test_and_complement<mode>_1,
6149 atomic_bit_test_and_reset<mode>_1): New insns.
6151 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6153 PR rtl-optimization/70687
6154 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6155 instead of unsigned HOST_WIDE_INT.
6157 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6159 PR rtl-optimization/44281
6160 * hard-reg-set.h (struct target_hard_regs): New field
6161 x_fixed_nonglobal_reg_set.
6162 (fixed_nonglobal_reg_set): New macro.
6163 * reginfo.c (init_reg_sets_1): Initialize it.
6164 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6166 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6168 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6170 PR tree-optimization/56541
6171 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6172 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6173 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6174 (any_complicated_phi): new static variable.
6175 (aggressive_if_conv): delete.
6176 (if_convertible_phi_p): support phis with more than two arguments.
6177 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6178 critical pred edges.
6179 (ifcvt_split_critical_edges): support phis with more than two
6180 arguments by checking new parameter. only split critical edges
6182 (tree_if_conversion): handle simd pragma marked loop using new
6183 local variable aggressive_if_conv. check any_complicated_phi.
6185 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6187 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6190 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6192 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6195 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6197 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6198 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6199 define_insn_and_split.
6200 (mulsi3_i): New define_insn_and_split.
6201 (mulsi3_call): Convert to define_insn.
6202 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6205 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6207 * machmode.h (mode_complex): Add support to give the complex mode
6209 (GET_MODE_COMPLEX_MODE): Likewise.
6210 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6211 stored by build_complex_type and gfc_build_complex_type instead of
6212 trying to figure out the appropriate mode based on the size. Raise
6213 an assertion error, if the type was not set.
6214 * genmodes.c (struct mode_data): Add field for the complex type of
6216 (blank_mode): Likewise.
6217 (make_complex_modes): Remember the complex mode created in the
6219 (emit_mode_complex): Write out the mode_complex array to map a
6220 type mode to the complex version.
6221 (emit_insn_modes_c): Likewise.
6222 * tree.c (build_complex_type): Set the complex type to use before
6223 calling layout_type.
6224 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6225 support for __float128 complex datatypes.
6226 (rs6000_hard_regno_mode_ok): Likewise.
6227 (rs6000_setup_reg_addr_masks): Likewise.
6228 (rs6000_complex_function_value): Likewise.
6229 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6230 __float128 and __ibm128 complex.
6231 (FLOAT128_IBM_P): Likewise.
6232 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6233 * doc/extend.texi (Additional Floating Types): Document that
6234 -mfloat128 must be used to enable __float128. Document complex
6235 __float128 and __ibm128 support.
6237 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6240 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6241 char/short arguments promoted to int because of promote_prototypes.
6243 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6245 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6246 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6247 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6248 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6249 alternatives using "enabled" attribute. Use register_ssemem_operand
6250 as operand 1 predicate.
6251 (*cmpi<unord>xf_i387): Split XFmode pattern from
6252 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6253 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6254 *absneg<mode>2_i387. Disable unsupported alternatives using
6255 "enabled" attribute.
6256 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6258 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6260 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6262 (oacc_loop_process): Check mask for loop termination.
6264 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6266 * cif-code.def (CIF_THUNK): Add.
6267 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6270 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6272 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6273 (dump_inline_summary): Dump it.
6274 (fp_expression_p): New predicate.
6275 (estimate_function_body_sizes): Use it.
6276 (inline_merge_summary): Merge fp_expressions.
6277 (inline_read_section): Read fp_expressions.
6278 (inline_write_summary): Write fp_expressions.
6279 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6280 codegen boundary if either caller or callee is !fp_expressions.
6281 * ipa-inline.h (inline_summary): Add fp_expressions.
6282 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6283 to fp_expressions be sure the fp generation flags are updated.
6285 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6287 PR rtl-optimization/70467
6288 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6290 PR rtl-optimization/70467
6291 * ipa-pure-const.c (check_call): Handle internal calls even in
6292 ipa mode like in local mode.
6294 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6296 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6298 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6300 * match.pd (X u< X, X u> X): New transformations.
6302 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6304 * flag-types.h (enum warn_strict_overflow_code): Move ...
6305 * coretypes.h: ... here.
6306 * fold-const.h (fold_overflow_warning): Declare.
6307 * fold-const.c (fold_overflow_warning): Make non-static.
6308 (fold_comparison): Move the transformation of X +- C1 CMP C2
6309 into X CMP C2 -+ C1 ...
6310 * match.pd: ... here.
6311 * gimple-fold.c (fold_stmt_1): Protect with
6312 fold_defer_overflow_warnings.
6314 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6316 * omp-low.c (struct oacc_loop): Add 'inner' field.
6317 (new_oacc_loop_raw): Initialize it to zero.
6318 (oacc_loop_fixed_partitions): Initialize it.
6319 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6320 available partitioning.
6322 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6324 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6326 (umulsidi3): Likewise.
6327 (indirect_jump): Fix jump instruction assembly patterns.
6329 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6332 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6333 (nvptx_function_value): Assert non-NULL cfun.
6335 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6337 PR rtl-optimization/70886
6338 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6340 * cselib.h (rtx_equal_for_cselib_1): Declare.
6341 (rtx_equal_for_cselib_p: New inline function.
6342 * cselib.c (rtx_equal_for_cselib_p): Delete.
6343 (rtx_equal_for_cselib_1): Make public.
6345 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6347 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6348 (register_mixssei387nonimm_operand): Remove predicate.
6349 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6350 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6351 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6352 for TARGET_MIX_SSE_I387 alternatives.
6353 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6354 Disable unsupported alternatives using "enabled" attribute. Use
6355 nonimm_ssenomem_operand as operand 1 predicate. Also check
6356 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6358 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6360 * tree.c (cst_and_fits_in_hwi): Simplify.
6362 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6364 * tree.h (wi::to_wide): New function.
6365 * expr.c (expand_expr_real_1): Use wi::to_wide.
6366 * fold-const.c (int_const_binop_1): Likewise.
6367 (extract_muldiv_1): Likewise.
6369 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6371 * wide-int.h: Update offset_int and widest_int documentation.
6372 (WI_SIGNED_SHIFT_RESULT): New macro.
6373 (wi::binary_shift): Define signed_shift_result_type for
6374 shifts on offset_int- and widest_int-like types.
6375 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6376 * tree.h (int_bit_position): Use shift operators instead of wi::
6378 * alias.c (adjust_offset_for_component_ref): Likewise.
6379 * expr.c (get_inner_reference): Likewise.
6380 * fold-const.c (fold_comparison): Likewise.
6381 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6382 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6383 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6384 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6385 (stmt_kills_ref_p): Likewise.
6386 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6387 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6388 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6389 (ao_ref_init_from_vn_reference): Likewise.
6391 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6393 * wide-int.h: Update offset_int and widest_int documentation.
6394 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6395 (wi::binary_traits): Allow ordered comparisons between offset_int and
6396 offset_int, between widest_int and widest_int, and between either
6397 of these types and basic C types.
6398 (operator <, <=, >, >=): Define for the same combinations.
6399 * tree.h (tree_int_cst_lt): Use comparison operators instead
6400 of wi:: comparisons.
6401 (tree_int_cst_le): Likewise.
6402 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6403 (fold_nonarray_ctor_reference): Likewise.
6404 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6405 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6406 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6407 * tree-sra.c (completely_scalarize): Likewise.
6408 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6409 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6410 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6411 (check_for_binary_op_overflow): Likewise.
6412 (search_for_addr_array): Likewise.
6413 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6415 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6417 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6418 (arc_save_restore): Likewise.
6419 (arc_dwarf_register_span): Likewise.
6420 (arc_output_pic_addr_const): Initialize suffix variable.
6422 2016-05-02 Martin Liska <mliska@suse.cz>
6424 * symbol-summary.h (function_summary::function_summary):
6425 Remove checking assert for all cgraph nodes.
6426 (function_summary::get): Check summary_uid.
6427 (symtab_insertion): Check summary_uid.
6429 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6431 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6432 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6434 (arc_dwarf_register_span): Remove enum keyword.
6435 (compact_memory_operand_p): New function.
6436 * config/arc/arc.h (reg_class): Add code density register classes.
6437 (REG_CLASS_NAMES): Likewise.
6438 (REG_CLASS_CONTENTS): Likewise.
6439 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6440 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6441 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6442 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6443 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6445 (h, Rcd, Rsd, Rzd): New register constraints.
6446 (T): Use compact_memory_operand_p function.
6447 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6449 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6451 * config/sh/sh.md (*negnegt, *movtt): Remove.
6453 2016-05-02 Marek Polacek <polacek@redhat.com>
6454 Tom de Vries <tom@codesourcery.com>
6456 PR tree-optimization/70700
6457 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6458 bigger than FIRST_REF_NODE.
6460 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6463 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6465 (prepare_cbranch_operands): Don't use scratch register. Assume that
6466 function is used when pseudos can be created.
6467 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6468 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6469 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6470 define_expand. Allow it only when pseudos can be created.
6471 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6473 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6475 * config/i386/constraints.md (BC): Only allow -1 operands.
6476 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6477 Add "enabled" attribute. Update XI mode attribute calculation.
6478 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6479 (*movoi_internal_avx): Update XI mode attribute calculation.
6480 (*movti_internal): Ditto.
6482 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6484 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6485 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6487 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6489 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6490 statement on instruction code. Remove trailing spaces.
6491 (altivec_expand_stv_builtin): Likewise.
6493 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6495 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6496 (TARGET_FPU_DOUBLE): Simplify.
6497 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6498 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6499 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6500 with 'TARGET_FPU_DOUBLE'.
6501 * config/sh/sh.md: Likewise.
6503 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6505 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6506 SH_DIV_STR_FOR_SIZE): Remove.
6507 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6508 SH_DIV_STR_FOR_SIZE): Remove.
6510 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6512 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6513 logical_reg_operand): Delete.
6514 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6515 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6516 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6517 match_operand and match_test.
6518 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6519 variables on their first use. Return bool values.
6520 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6521 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6522 arith_reg_operand for input operand. Remove empty constraints.
6524 (*xorsi3_compact): Rename to xorsi3.
6525 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6526 (*zero_extend<mode>si2_disp_mem): Update comment.
6529 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6531 * config/sh/t-sh: Remove SH5 support.
6532 * config.gcc: Likewise.
6533 * configure: Likewise.
6535 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6537 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6539 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6541 * config/sh/sh.c (register_sh_passes, sh_option_override,
6542 sh_print_operand, prepare_move_operands,
6543 sh_can_follow_jump): Remove TARGET_SH1 checks.
6544 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6545 PROMOTE_MODE): Likewise.
6546 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6549 2016-04-30 Alan Modra <amodra@gmail.com>
6551 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6552 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6553 Check for user regs later to avoid unnecessary looping over regs.
6554 Merge user reg check with non-saved reg check. Don't force
6555 inline VR restore when static chain used.
6556 (rs6000_frame_related): Omit eh_frame info for user regs when
6558 (fixed_regs_p): Delete.
6560 2016-04-30 Alan Modra <amodra@gmail.com>
6562 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6563 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6566 2016-04-30 Alan Modra <amodra@gmail.com>
6569 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6570 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6573 2016-04-30 Alan Modra <amodra@gmail.com>
6575 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6576 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6577 flag_pic test for Darwin.
6579 2016-04-30 Alan Modra <amodra@gmail.com>
6581 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6582 throw_calls_crossed.
6583 (REG_FREQ_CALLS_CROSSED): Delete.
6584 (REG_N_THROWING_CALLS_CROSSED): Delete.
6585 * regstat.c (regstat_bb_compute_ri): Don't calculate
6586 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6587 (dump_reg_info): Don't print call cross frequency.
6588 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6589 and REG_N_THROWING_CALLS_CROSSED.
6591 2016-04-30 Alan Modra <amodra@gmail.com>
6593 * regs.h (struct reg_info_t): Delete live_length.
6594 (REG_LIVE_LENGTH): Delete macro.
6595 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6596 local_live, local_processed and local_live_last_luid params.
6597 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6599 (regstat_compute_ri): Adjust for above. Don't set
6601 (dump_reg_info): Don't print live length.
6602 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6603 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6604 Localize loop_depth var.
6606 2016-04-30 Alan Modra <amodra@gmail.com>
6608 * ira.c (enum valid_equiv): New.
6609 (validate_equiv_mem): Return enum.
6610 (update_equiv_mem): Create replacement in more cases.
6611 (add_store_equivs): Update validate_equiv_mem call.
6613 2016-04-30 Alan Modra <amodra@gmail.com>
6615 * ira.c (combine_and_move_insns): Rather than scanning insns,
6616 use DF infrastucture to find use and def insns.
6618 2016-04-30 Alan Modra <amodra@gmail.com>
6620 ira.c (combine_and_move_insns): Move invariant conditions..
6621 (ira.c): ..to here. Call combine_and_move_insns before
6622 add_store_equivs. Call grow_reg_equivs later. Allocate
6623 req_equiv later using max_reg_num() rather than global max_regno.
6624 (contains_replace_regs): Delete.
6625 (add_store_equivs): Remove contains_replace_regs test.
6627 2016-04-30 Alan Modra <amodra@gmail.com>
6629 * ira.c (struct equiv_mem_data): New.
6630 (equiv_mem, equiv_mem_modified): Delete static vars.
6631 (validate_equiv_mem_from_store): Use "data" param to communicate..
6632 (validate_equiv_mem): ..from here.
6634 2016-04-30 Alan Modra <amodra@gmail.com>
6636 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
6638 (update_reg_equivs): ..here. Move allocation and freeing of
6639 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
6640 end_alias_analysis to..
6643 2016-04-30 Alan Modra <amodra@gmail.com>
6645 * ira.c (pdx_subregs): Delete.
6646 (struct equivalence): Add pdx_subregs field.
6647 (set_paradoxical_subreg): Remove pdx_subregs param. Update
6649 (update_equiv_regs): Don't create or free pdx_subregs. Update
6652 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6654 * config/rs6000/altivec.h: Change definitions of vec_xl and
6656 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6657 (LD_ELEMREV_V2DI): New.
6658 (LD_ELEMREV_V4SF): New.
6659 (LD_ELEMREV_V4SI): New.
6660 (LD_ELEMREV_V8HI): New.
6661 (LD_ELEMREV_V16QI): New.
6662 (ST_ELEMREV_V2DF): New.
6663 (ST_ELEMREV_V2DI): New.
6664 (ST_ELEMREV_V4SF): New.
6665 (ST_ELEMREV_V4SI): New.
6666 (ST_ELEMREV_V8HI): New.
6667 (ST_ELEMREV_V16QI): New.
6670 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6671 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
6672 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
6673 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
6674 (altivec_expand_builtin): Add handling for
6675 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
6676 (rs6000_invalid_builtin): Add error-checking for
6677 RS6000_BTM_P9_VECTOR.
6678 (altivec_init_builtins): Define builtins used to implement vec_xl
6680 (rs6000_builtin_mask_names): Define power9-vector.
6681 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
6682 (RS6000_BTM_P9_VECTOR): Define.
6683 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
6684 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
6685 (vsx_ld_elemrev_v2df): Likewise.
6686 (vsx_ld_elemrev_v4sf): Likewise.
6687 (vsx_ld_elemrev_v4si): Likewise.
6688 (vsx_ld_elemrev_v8hi): Likewise.
6689 (vsx_ld_elemrev_v16qi): Likewise.
6690 (vsx_st_elemrev_v2df): Likewise.
6691 (vsx_st_elemrev_v2di): Likewise.
6692 (vsx_st_elemrev_v4sf): Likewise.
6693 (vsx_st_elemrev_v4si): Likewise.
6694 (vsx_st_elemrev_v8hi): Likewise.
6695 (vsx_st_elemrev_v16qi): Likewise.
6696 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
6699 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
6701 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
6703 (simplify_control_stmt_condition_1): ... here. Recurse into
6704 BIT_AND_EXPRs and BIT_IOR_EXPRs.
6706 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
6709 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
6710 (zero_extendqi<mode>2_dot): Revert earlier conversion from
6711 define_insn_and_split to define_insn.
6712 (zero_extendqi<mode>2_dot2): Same.
6713 (extendqi<mode>2_dot): Same.
6714 (extendqi<mode>2_dot2): Same.
6716 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6718 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
6719 (probe_stack): New expander.
6720 (probe_stack_<mode>): New insn pattern.
6722 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6724 * config/i386/i386.md
6725 (operations with memory inputs setting flags peephole2):
6726 Remove uneeded REG_P checks. Cleanup pattern generation.
6728 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
6730 * tree-vect-loop.c (vect_transform_loop): Fix
6731 nb_iterations_upper_bound computation for vectorized loop.
6733 2016-04-29 Marek Polacek <polacek@redhat.com>
6734 Jakub Jelinek <jakub@redhat.com>
6737 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
6738 TARGET_EXPR_SLOT as a base.
6740 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
6742 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
6743 with 'rCm2' constraints to limit possible immediate size.
6744 (*load_zeroextendqisi_update): Likewise.
6745 (*load_signextendqisi_update): Likewise.
6746 (*loadhi_update): Likewise.
6747 (*load_zeroextendhisi_update): Likewise.
6748 (*load_signextendhisi_update): Likewise.
6749 (*loadsi_update): Likewise.
6750 (*loadsf_update): Likewise.
6752 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6754 * config/i386/predicates.md (constm1_operand): Fix comparison.
6756 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6758 * testsuite/gcc.target/arc/ieee_eq.c: New test.
6760 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
6762 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
6763 remaining SH5 related settings.
6764 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
6765 shmedia_prepare_call_address): Delete.
6766 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
6767 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
6768 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
6769 UNSUPPORTED_SH2A): Remove m5 checks.
6770 (sh_divide_strategy_e): Remove SH5 division strategies.
6771 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
6772 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
6774 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6776 * config/s390/s390.c (s390_rtx_costs): Update documentation.
6778 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6780 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
6781 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
6783 * config/s390/vector.md ("mov<mode>"): Likewise.
6785 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
6787 * config/s390/constraints.md ("U", "W"): Invoke
6788 s390_mem_constraint with "ZR" and "ZT".
6789 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
6790 addresses when using LRA. Accept also short displacements for S
6791 and T constraints. Do not check for long displacement target for
6792 S and T constraints.
6793 (s390_mem_constraint): Remove handling of U and W constraints.
6794 * config/s390/s390.md (various patterns): Remove the short
6795 displacement constraints (Q and R) if a long displacement
6796 constraint is present. Add longdisp as required CPU capability.
6797 * config/s390/vector.md: Likewise.
6798 * config/s390/vx-builtins.md: Likewise.
6800 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6803 * reload1.c (reload): Call finish_spills before
6804 restarting reload loop. Skip select_reload_regs
6805 if update_eliminables_and_spill returns true.
6807 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
6809 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
6810 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
6811 (umulhisi3_imm): Update predicates and constraint letters.
6812 (umulhisi3_reg): Declare instruction as commutative.
6813 * config/arc/constraints.md (J12, J16): New constraints.
6814 * config/arc/predicates.md (short_unsigned_const_operand): New
6816 (arc_short_operand): Likewise.
6817 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
6819 2016-04-29 Richard Biener <rguenther@suse.de>
6821 PR tree-optimization/13962
6822 PR tree-optimization/65686
6823 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
6824 * tree-ssa-alias.c (ptrs_compare_unequal): New function
6825 using PTA to compare pointers.
6826 * match.pd: Add pattern for pointer equality compare simplification
6827 using ptrs_compare_unequal.
6829 2016-04-29 Richard Biener <rguenther@suse.de>
6831 * stor-layout.c (layout_type): Do not build a pointer-to-element
6834 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
6836 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
6837 Use SWI mode iterator. Use general_reg_operand predicate.
6838 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
6839 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
6842 2016-04-29 Jakub Jelinek <jakub@redhat.com>
6845 * fold-const.c (operand_equal_p): Don't verify hash value equality
6847 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
6850 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6853 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
6854 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
6855 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
6856 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
6857 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
6859 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6861 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
6862 to info. Don't initialize separate fields to 0. Clean up
6865 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6867 * config/i386/i386.md (peephole2s for operations with memory inputs):
6868 Use SWI mode iterator.
6869 (peephole2s for operations with memory outputs): Ditto.
6870 Do not check for stack checking probe.
6872 (probe_stack): Remove expander.
6874 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6875 Andrew Burgess <andrew.burgess@embecosm.com>
6877 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
6878 operands as 32-bits.
6880 2016-04-28 Jason Merrill <jason@redhat.com>
6882 * gdbinit.in: Skip line-map.h.
6884 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6885 Andrew Burgess <andrew.burgess@embecosm.com>
6887 * config/arc/arc.c (arc_conditional_register_usage): Take
6888 TARGET_RRQ_CLASS into account.
6889 (arc_print_operand): Support printing 'p' and 's' operands.
6890 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
6892 (TARGET_RRQ_CLASS): Define.
6893 (IS_POWEROF2_OR_0_P): Define.
6894 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
6896 (*tst_movb): New define_insn.
6897 (*tst): Avoid recognition if it could prevent '*tst_movb'
6898 combination; replace c/CnL with c/Chs alternative.
6899 (*tst_bitfield_tst): New define_insn.
6900 (*tst_bitfield_asr): New define_insn.
6901 (*tst_bitfield): New define_insn.
6902 (andsi3_i): Add Rrq variant.
6903 (extzv): New define_expand.
6904 (insv): New define_expand.
6905 (*insv_i): New define_insn.
6906 (*movb): New define_insn.
6907 (*movb_signed): New define_insn.
6908 (*movb_high): New define_insn.
6909 (*movb_high_signed): New define_insn.
6910 (*movb_high_signed + 1): New define_split pattern.
6911 (*mrgb): New define_insn.
6912 (*mrgb + 1): New define_peephole2 pattern.
6913 (*mrgb + 2): New define_peephole2 pattern.
6914 * config/arc/arc.opt (mbitops): New option for nps400, uses
6915 TARGET_NPS_BITOPS_DEFAULT.
6916 * config/arc/constraints.md (q): Make register class conditional.
6917 (Rrq): New register constraint.
6918 (Chs): New constraint.
6919 (Clo): New constraint.
6920 (Chi): New constraint.
6921 (Cbf): New constraint.
6922 (Cbn): New constraint.
6923 (C18): New constraint.
6924 (Cbi): New constraint.
6926 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6928 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
6930 (bitmap_intersection_of_preds): Ditto.
6931 (bitmap_union_of_succs): Ditto.
6932 (bitmap_union_of_preds): Ditto.
6933 * sbitmap.c (do_popcount): Delete.
6934 (BITMAP_DEBUGGING): Delete.
6935 (sbitmap_verify_popcount): Delete.
6936 (sbitmap_alloc): Don't initialize the popcount field.
6937 (sbitmap_alloc_with_popcount): Delete.
6938 (sbitmap_resize): Don't resize the popcount array.
6939 (sbitmap_vector_alloc): Don't initialize the popcount field.
6940 (bitmap_copy): Don't copy the popcount array.
6941 (bitmap_clear): Don't clear the popcount array.
6942 (bitmap_clear): Delete the popcount array handling.
6943 (bitmap_ior_and_compl): Delete the popcount assert.
6944 (bitmap_not): Ditto.
6945 (bitmap_and_compl): Ditto.
6946 (bitmap_and): Delete the popcount array handling.
6947 (bitmap_xor): Ditto.
6948 (bitmap_ior): Ditto.
6949 (bitmap_or_and): Delete the popcount assert.
6950 (bitmap_and_or): Ditto.
6951 (popcount_table): Delete.
6952 (sbitmap_elt_popcount): Delete.
6953 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
6954 (bitmap_set_bit): Delete the popcount assert.
6955 (bitmap_clear_bit): Ditto.
6956 (sbitmap_free): Don't free the popcount array.
6957 (sbitmap_alloc_with_popcount): Delete declaration.
6958 (sbitmap_popcount): Ditto.
6960 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6961 Andrew Burgess <andrew.burgess@embecosm.com>
6963 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
6964 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
6965 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
6966 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
6967 * config/arc/arc.opt (mcmem): New option.
6968 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
6969 supply length for r/m alternative.
6970 (*extendqisi2_ac): Likewise.
6971 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
6973 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
6974 (movhi_insn): Likewise.
6975 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
6976 (*zero_extendqihi2_i): Add r/Ucm alternative.
6977 (*zero_extendqisi2_ac): Likewise.
6978 (*zero_extendhisi2_i): Likewise.
6979 * config/arc/constraints.md (Uex): New memory constraint.
6980 (Ucm): New define_constraint.
6981 * config/arc/predicates.md (long_immediate_loadstore_operand):
6982 Return 0 for MEM with cmem_address address.
6983 (cmem_address_0): New predicates.
6984 (cmem_address_1): Likewise.
6985 (cmem_address_2): Likewise.
6986 (cmem_address): Likewise.
6988 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6990 * config/rs6000/rs6000.c (machine_function): Rename
6991 insn_chain_scanned_p to spe_insn_chain_scanned_p.
6992 (rs6000_stack_info): Adjust.
6994 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6995 Andrew Burgess <andrew.burgess@embecosm.com>
6997 * config/arc/constraints.md (Usd): Convert to define_constraint.
7001 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7004 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7005 Add new peephole2 where the first insn is *mov<mode>_or instead of
7006 *mov<mode>_internal.
7008 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7010 * tracer.c (bb_seen): Make static.
7012 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7014 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7015 support, setup defaults.
7016 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7017 * config/arc/arc.c (arc_init): Add NPS400 support.
7018 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7019 (TARGET_ARC700): NPS400 is also an ARC700.
7020 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7022 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7025 * config/nds32/nds32.md (casesi): Don't access the operands array
7028 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7030 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7031 (or $-1,reg peephole2): Ditto.
7032 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7034 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7036 * doc/extend.texi (Common Function Attributes) [optimize]:
7037 Discourage use of the optimize attribute.
7039 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7041 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7042 special case builtin.
7043 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7044 ALTIVEC_BUILTIN_VEC_ADDE.
7045 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7046 support for ALTIVEC_BUILTIN_VEC_ADDE.
7047 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7048 for __builtin_vec_adde.
7050 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7052 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7053 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7055 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7058 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7059 attributes): Document cilkplus_runtime.
7061 2016-04-28 Martin Jambor <mjambor@suse.cz>
7063 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7064 this function. Call verify_expr on MEM_REFs and bases of other
7067 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7069 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7070 for WORD_REGISTER_OPERATIONS to runtime check.
7072 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7074 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7076 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7078 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7079 big-endian compilation.
7080 * config/arc/arc.md (addf3): Likewise.
7084 2016-04-28 Richard Biener <rguenther@suse.de>
7086 PR tree-optimization/70840
7087 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7088 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7089 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7090 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7092 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7094 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7095 and explain why in a comment.
7097 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7099 * config/arc/arc.md (cpu_facility): Add fpx variant.
7100 (subdf3): Prohibit use reverse sub when assist operations option
7102 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7103 instructions only when FPX is enabled.
7104 * testsuite/gcc.target/arc/trsub.c: New test.
7106 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7108 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7109 mult_operator when calculating "type" attribute.
7110 (*fop_<mode>_1_i387): Ditto.
7111 (*fop_xf_1_i387): Ditto.
7112 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7113 Use std::swap to swap operands. Use RTL expressions to generate
7116 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7117 Joern Rennecke <joern.rennecke@embecosm.com>
7119 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7121 (emit_pic_move): Remove.
7122 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7123 * config/arc/arc.c (emit_pic_move): Removed.
7124 (TARGET_HAVE_TLS): Define.
7125 (arc_conditional_register_usage): Test for arc_tp_regno.
7126 (arc_print_operand, arc_print_operand_address): Handle TLS
7128 (arc_needs_pcl_p): New function.
7129 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7130 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7131 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7132 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7133 (arc_legitimize_tls_address): Likewise.
7134 (DTPOFF_ZERO_SYM): Define.
7135 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7136 (arc_output_pic_addr_const): Print TLS unspecs.
7137 (prepare_pic_move): New function, replaces emit_pic_move.
7138 (arc_legitimate_constant_p): Handle TLS unspecs.
7139 (arc_legitimate_address_p): Likewise.
7140 (arc_rewrite_small_data_p): Use assert for TLS constants.
7141 (prepare_move_operands): Use prepare_pic_move.
7142 (arc_legitimize_address): Legitimize tls addresses.
7143 (arc_epilogue_uses): Check for arc_tp_regno.
7144 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7145 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7147 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7149 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7150 %(arc_tls_extra_start_spec).
7151 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7152 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7154 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7155 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7156 (UNSPEC_TLS_OFF): Add.
7158 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7159 (get_thread_pointersi): New patterns.
7160 * config/arc/arc.opt (mtp-regno): New option.
7161 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7162 (move_dest_operand): Likewise.
7163 * configure: Regenerate.
7164 * configure.ac: Add arc*-*-* case to test for tls.
7165 * doc/invoke.texi (ARC options): Document mtp-regno.
7167 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7169 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7170 the new ARC HS SIMD instructions.
7171 (arc_preferred_simd_mode): New function.
7172 (arc_autovectorize_vector_sizes): Likewise.
7173 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7174 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7175 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7176 (arc_init_builtins): Add new SIMD builtin types.
7177 (arc_split_move): Handle 64 bit vector moves.
7178 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7179 (TARGET_PLUS_QMACW): Define.
7180 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7181 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7182 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7183 (VSUBADD4H): New builtins.
7184 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7185 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7187 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7188 Matthias Klose <doko@debian.org>
7190 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7192 2016-04-28 Richard Biener <rguenther@suse.de>
7195 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7198 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7200 * common/config/sh/sh-common.c: Remove SH5 support.
7201 * config/sh/constraints.md: Likewise.
7202 * config/sh/config/sh/elf.h: Likewise.
7203 * config/sh/linux.h: Likewise.
7204 * config/sh/netbsd-elf.h: Likewise.
7205 * config/sh/predicates.md: Likewise.
7206 * config/sh/sh-c.c: Likewise.
7207 * config/sh/sh-protos.h: Likewise.
7208 * config/sh/sh.c: Likewise.
7209 * config/sh/sh.h: Likewise.
7210 * config/sh/sh.md: Likewise.
7211 * config/sh/sh.opt: Likewise.
7212 * config/sh/sync.md: Likewise.
7213 * config/sh/sh64.h: Delete.
7214 * config/sh/shmedia.h: Likewise.
7215 * config/sh/shmedia.md: Likewise.
7216 * config/sh/sshmedia.h: Likewise.
7217 * config/sh/t-netbsd-sh5-64: Likewise.
7218 * config/sh/t-sh64: Likewise.
7219 * config/sh/ushmedia.h: Likewise.
7221 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7223 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7224 general_reg_operand instead of register_operand predicate.
7226 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7228 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7230 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7232 * match.pd (A - B > A, A + B < A): New transformations.
7234 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7236 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7237 which defaults to true. Emit an outer pair of parentheses only if
7238 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7239 don't emit parentheses for the right-hand operand.
7241 2016-04-27 Jeff Law <law@redhat.com>
7243 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7245 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7247 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7248 (altivec_lvx_<mode>_internal): Document.
7249 (altivec_lvx_<mode>_2op): New define_insn.
7250 (altivec_lvx_<mode>_1op): Likewise.
7251 (altivec_lvx_<mode>_2op_si): Likewise.
7252 (altivec_lvx_<mode>_1op_si): Likewise.
7253 (altivec_stvx_<mode>): Remove.
7254 (altivec_stvx_<mode>_internal): Document.
7255 (altivec_stvx_<mode>_2op): New define_insn.
7256 (altivec_stvx_<mode>_1op): Likewise.
7257 (altivec_stvx_<mode>_2op_si): Likewise.
7258 (altivec_stvx_<mode>_1op_si): Likewise.
7259 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7260 Expand vec_ld and vec_st during parsing.
7261 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7263 (altivec_expand_stvx_be): Likewise.
7264 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7265 address-masking behavior in RTL.
7266 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7267 address-masking behavior in RTL.
7268 (altivec_expand_builtin): Change builtin code arguments for calls
7269 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7270 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7271 presence of lvx/stvx patterns.
7272 (alignment_with_canonical_addr): New function.
7273 (alignment_mask): Likewise.
7274 (find_alignment_op): Likewise.
7275 (recombine_lvx_pattern): Likewise.
7276 (recombine_stvx_pattern): Likewise.
7277 (recombine_lvx_stvx_patterns): Likewise.
7278 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7279 stvx patterns from expand.
7280 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7282 (vector_altivec_store_<mode>): Likewise.
7284 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7286 * config/aarch64/aarch64.md
7287 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7288 remove the "fp" attributes.
7289 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7290 add the "simd" attributes.
7291 (*movdf_aarch64): Likewise.
7292 (*movtf_aarch64): Remove the "fp" attributes.
7293 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7294 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7296 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7298 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7299 rtx to rtx_code_label *.
7300 * rtl.h (maybe_set_first_label_num): Likewise.
7302 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7304 * df-core.c (df_add_problem): Make the problem param be const.
7305 (df_remove_problem): Make local "problem" be const.
7306 * df-problems.c (problem_RD): Make const.
7307 (problem_LR): Likewise.
7308 (problem_LIVE): Likewise.
7309 (problem_MIR): Likewise.
7310 (problem_CHAIN): Likewise.
7311 (problem_WORD_LR): Likewise.
7312 (problem_NOTE): Likewise.
7313 (problem_MD): Likewise.
7314 * df-scan.c (problem_SCAN): Likewise.
7315 * df.h (struct df_problem): Make field "dependent_problem" be
7317 (struct dataflow): Likewise for field "problem".
7318 (df_add_problem): Make param const.
7320 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7322 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7323 inter-unit moves to/from vector registers are enabled. Do not disable
7326 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7328 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7329 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7331 (enum df_problem_id): ...this new enum.
7332 (struct df_problem): Convert field "id" from "int" to
7335 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7337 * rtl.def: Update comment for "things in the instruction chain" to
7338 reflect the removal of the leading "i" field for INSN_UID in
7339 r210360. Fix bogus apostrophe.
7341 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7343 * config/i386/i386.md
7344 (lea arith with mem operand + setcc peephole2): Set operator mode.
7346 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7349 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7350 (dimode_scalar_to_vector_candidate_p): This.
7351 (timode_scalar_to_vector_candidate_p): New function.
7352 (scalar_to_vector_candidate_p): Likewise.
7353 (timode_check_non_convertible_regs): Likewise.
7354 (timode_remove_non_convertible_regs): Likewise.
7355 (remove_non_convertible_regs): Likewise.
7356 (remove_non_convertible_regs): Renamed to ...
7357 (dimode_remove_non_convertible_regs): This.
7358 (scalar_chain::~scalar_chain): Make it virtual.
7359 (scalar_chain::compute_convert_gain): Make it pure virtual.
7360 (scalar_chain::mark_dual_mode_def): Likewise.
7361 (scalar_chain::convert_insn): Likewise.
7362 (scalar_chain::convert_registers): Likewise.
7363 (scalar_chain::add_to_queue): Make it protected.
7364 (scalar_chain::emit_conversion_insns): Likewise.
7365 (scalar_chain::replace_with_subreg): Likewise.
7366 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7367 (scalar_chain::convert_op): Likewise.
7368 (scalar_chain::convert_reg): Likewise.
7369 (scalar_chain::make_vector_copies): Likewise.
7370 (scalar_chain::convert_registers): New pure virtual function.
7371 (class dimode_scalar_chain): New class.
7372 (class timode_scalar_chain): Likewise.
7373 (scalar_chain::mark_dual_mode_def): Renamed to ...
7374 (dimode_scalar_chain::mark_dual_mode_def): This.
7375 (timode_scalar_chain::mark_dual_mode_def): New function.
7376 (timode_scalar_chain::convert_insn): Likewise.
7377 (dimode_scalar_chain::convert_registers): Likewise.
7378 (scalar_chain::compute_convert_gain): Renamed to ...
7379 (dimode_scalar_chain::compute_convert_gain): This.
7380 (scalar_chain::replace_with_subreg): Renamed to ...
7381 (dimode_scalar_chain::replace_with_subreg): This.
7382 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7383 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7384 (scalar_chain::make_vector_copies): Renamed to ...
7385 (dimode_scalar_chain::make_vector_copies): This.
7386 (scalar_chain::convert_reg): Renamed to ...
7387 (dimode_scalar_chain::convert_reg ): This.
7388 (scalar_chain::convert_op): Renamed to ...
7389 (dimode_scalar_chain::convert_op): This.
7390 (scalar_chain::convert_insn): Renamed to ...
7391 (dimode_scalar_chain::convert_insn): This.
7392 (scalar_chain::convert): Call convert_registers.
7393 (convert_scalars_to_vector): Change to scalar_chain pointer to
7394 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7395 in 32-bit mode. Delete scalar_chain pointer. Call
7396 free_dominance_info in 64-bit mode.
7397 (pass_stv::gate): Remove TARGET_64BIT check.
7398 (ix86_option_override): Put the 64-bit STV pass before the CSE
7401 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7403 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7404 dw_loc_frame_offset field.
7405 * dwarf2out.c (new_loc_descr): Likewise.
7406 (resolve_args_picking_1): Turn the VISITED hash set into a
7407 FRAME_OFFSET hash map. Use it to associate a frame offset to
7408 visited nodes. Remove uses of the CHECKING_P macro.
7409 (resolve_args_picking): Update call to resolve_args_picking_1.
7411 2016-04-27 Martin Liska <mliska@suse.cz>
7413 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7414 (free_loop_data): Release vuses of groups.
7416 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7418 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7419 instead of redundant use_id and boolean have_use_for.
7420 (struct iv_use): Change sub_id into group_id. Remove field next.
7421 Move fields: related_cands, n_map_members, cost_map and selected
7423 (struct iv_group): ... here. New structure.
7424 (struct iv_common_cand): Use structure declaration directly.
7425 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7426 (MAX_CONSIDERED_USES): Rename macro to ...
7427 (MAX_CONSIDERED_GROUPS): ... here.
7428 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7429 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7430 (dump_uses): Rename to ...
7431 (dump_groups): ... here. Update all uses.
7432 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7433 (find_induction_variables): Refactor format of dump information.
7434 (record_sub_use): Delete.
7435 (record_use): Update all uses.
7436 (record_group): New function.
7437 (record_group_use, find_interesting_uses_op): Call above functions.
7439 (find_interesting_uses_cond): Ditto.
7440 (group_compare_offset): New function.
7441 (split_all_small_groups): Rename to ...
7442 (split_small_address_groups_p): ... here. Update all uses.
7443 (split_address_groups): Update all uses.
7444 (find_interesting_uses): Refactor format of dump information.
7445 (add_candidate_1): Update all uses. Remove redundant check on iv,
7447 (add_candidate, record_common_cand): Remove redundant assert.
7448 (add_iv_candidate_for_biv): Update use.
7449 (add_iv_candidate_derived_from_uses): Update all uses.
7450 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7451 (alloc_use_cost_map): Ditto.
7452 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7453 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7454 (determine_use_iv_cost_generic): Ditto.
7455 (determine_group_iv_cost_generic): Ditto.
7456 (determine_use_iv_cost_address): Ditto.
7457 (determine_group_iv_cost_address): Ditto.
7458 (determine_use_iv_cost_condition): Ditto.
7459 (determine_group_iv_cost_cond): Ditto.
7460 (determine_use_iv_cost): Ditto.
7461 (determine_group_iv_cost): Ditto.
7462 (set_autoinc_for_original_candidates): Update all uses.
7463 (find_iv_candidates): Update all uses. Refactor dump information.
7464 (determine_use_iv_costs): Ditto.
7465 (determine_iv_costs): Ditto.
7466 (iv_ca_cand_for_use): Rename to ...
7467 (iv_ca_cand_for_group): ... here. Update all uses.
7468 (iv_ca_add_use, iv_ca_add_group): Ditto.
7469 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7470 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7471 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7472 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7473 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7474 (create_new_iv, adjust_iv_update_pos): Ditto.
7475 (rewrite_use_address): Delete.
7476 (rewrite_use_address_1): Rename to ...
7477 (rewrite_use_address): ... here.
7478 (rewrite_use_compare): Update all uses.
7479 (rewrite_use): Delete.
7480 (rewrite_uses): Rename to ...
7481 (rewrite_groups): ... here. Update all uses.
7482 (remove_unused_ivs, free_loop_data): Update all uses.
7483 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7485 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7487 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7488 for WORD_REGISTER_OPERATIONS to runtime check.
7490 2016-04-27 Richard Biener <rguenther@suse.de>
7493 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7494 aggregate_value_p to determine if a function result is
7495 returned by reference.
7496 (ipa_pta_execute): Functions having their address taken are
7497 not automatically nonlocal.
7499 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7502 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7503 * fold-const.c (operand_equal_p): If flag_checking and
7504 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7505 and if it returns non-zero, assert iterative_hash_expr on both
7508 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7510 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7512 2016-04-27 Nick Clifton <nickc@redhat.com>
7515 * varasm.c (merge_weak): Generate an error if an attempt is made
7516 to convert a non-weak static function into a weak, public function.
7518 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7520 * params.def (MAX_PARTITION_SIZE): New param.
7521 * doc/invoke.texi: Document lto-max-partition.
7523 2016-04-27 Richard Biener <rguenther@suse.de>
7526 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7527 function cummulating used_from_other_partition, externally_visible
7528 and force_output from aliases.
7529 (refered_from_nonlocal_var): Likewise.
7530 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7531 node flags properly.
7533 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7535 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7536 (-Wmemset-elt-size): New item.
7538 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7541 * stor-layout.h (internal_reference_types): Delete.
7542 * stor-layout.c (reference_types_internal): Likewise.
7543 (internal_reference_types): Likewise.
7544 (layout_type) <REFERENCE_TYPE>: Adjust.
7546 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7549 * tree.h (inchash::add_expr): Add FLAGS argument.
7550 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7551 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7552 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7553 Formatting fix. Adjust recursive calls. For tcc_comparison,
7554 if swap_tree_comparison (code) is smaller than code, hash that
7555 and arguments in the other order. Hash CONVERT_EXPR the same
7556 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7557 of ADDR_EXPR of decl as the decl itself. Add or remove
7558 OEP_ADDRESS_OF from recursive flags as needed. For
7559 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7560 operands commutatively and only the third one normally.
7561 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7563 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7565 * config/rtems.h (LIB_SPEC): Add -latomic.
7567 2016-04-27 Joel Sherrill <joel@rtems.org>
7569 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7570 xilink.ld and flags not relevant to RTEMS.
7572 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7574 * toplev.c (backend_init_target): Avoid calling init_reload when using
7577 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7579 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7580 for loops rather than one for the whole function.
7582 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7584 * match.pd (X + CST CMP X): New transformation.
7586 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7588 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7589 * fold-const.c (fold_binary_loc): Remove 2 transformations
7590 superseded by match.pd.
7591 * match.pd (x+x -> x*2): Generalize to integers.
7593 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7595 * config/i386/i386.md (operation on memory peephole): Duplicate an
7596 existing peephole and adapt it to match lea rather than an operation
7599 PR rtl-optimization/57193
7600 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7602 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7604 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7606 * tree-if-conv.c (any_pred_load_store): New static variable.
7607 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
7608 any_pred_load_store instead of and_mask_load_store.
7609 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
7610 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
7611 (combine_blocks, tree_if_conversion): Ditto.
7613 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7615 PR tree-optimization/70771
7616 PR tree-optimization/70775
7617 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
7618 virtual PHI nodes. Delete parameter.
7619 (if_convertible_loop_p_1): Delete argument to above function.
7620 (predicate_all_scalar_phis): Delete code handling single-argument
7622 (tree_if_conversion): Mark and update virtual SSA.
7624 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7627 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
7628 (x86_elf_aligned_common): Rename to ...
7629 (x86_elf_aligned_decl_common): ... this.
7630 Add decl arg. Switch to .lbss for largecomm object. Use
7631 LARGECOMM_SECTION_ASM_OP.
7632 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
7634 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
7635 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
7637 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7638 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
7640 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7643 * config/i386/i386.c (SECTION_LARGE): Define.
7644 (x86_64_elf_select_section): Set it for large data/bss sections.
7645 Only clear SECTION_WRITE for .lrodata.
7646 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
7648 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
7649 * varasm.c (default_elf_asm_named_section): Grow flagchars.
7650 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
7652 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
7653 * doc/tm.texi: Regenerate.
7655 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7658 * configure.ac (--enable-checking): Document extra flag, for
7659 non-release builds default to --enable-checking=yes,extra.
7660 If misc checking and extra checking, define CHECKING_P to 2 instead
7662 * common.opt (fchecking=): Add.
7663 * doc/invoke.texi (-fchecking=): Document.
7664 * doc/install.texi: Document --enable-checking changes.
7665 * configure: Regenerated.
7666 * config.in: Regenerated.
7668 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7670 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
7671 attribute instead of which_alternative.
7672 * config/i386/sse.md (*mov<mode>_internal): Ditto.
7673 Use EXT_REX_SSE_REG_P where appropriate.
7675 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7677 * config/i386/predicates.md (const0_operand): Do not match
7678 const_wide_int code.
7679 (const1_operand): Ditto.
7681 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7683 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
7684 for SSE constm1 operands and TARGET_AVX512VL.
7685 (*movti_internal): Ditto.
7686 (*mov<mode>_or): Use constm1_operand predicate.
7687 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
7688 for SSE vector_all_ones operands and TARGET_AVX512VL.
7689 * config/i386/predicates.md (constm1_operand): New predicate.
7690 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
7691 emission of constant -1 load.
7693 2016-04-25 Jason Merrill <jason@redhat.com>
7695 * gdbinit.in: Skip is-a.h.
7697 * attribs.c (register_scoped_attributes): Fix logic.
7698 * attribs.h: Declare register_scoped_attributes.
7700 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7702 * config/rs6000/rs6000-builtin.def: Correct pasto error for
7703 stxvd2x and stxvw4x built-in functions.
7705 2016-04-25 DJ Delorie <dj@redhat.com>
7707 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
7708 (ashrhi3): Likewise.
7709 (lshrhi3): Likewise.
7711 2016-04-25 Richard Biener <rguenther@suse.de>
7713 PR tree-optimization/70780
7714 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
7716 (compute_antic): Mark blocks with abnormal preds as visited as
7717 they have a final empty antic-in solution already.
7719 2016-04-25 Michael Collison <michael.collison@linaro.org>
7721 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
7723 2016-04-25 Michael Collison <michael.collison@linaro.org>
7725 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
7726 mode is VQI to improve mixed mode vectorization.
7727 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
7728 define_insn to match low half of signed vaddw.
7729 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
7730 define_insn to match high half of signed vaddw.
7731 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
7732 define_insn to match low half of unsigned vaddw.
7733 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
7734 define_insn to match high half of unsigned vaddw.
7735 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
7736 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7737 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
7739 (arm_simd_check_vect_par_cnst_half_p): Likewise.
7740 * config/arm/predicates.md (vect_par_constant_high): Support
7741 big endian and simplify by calling
7742 arm_simd_check_vect_par_cnst_half
7743 (vect_par_constant_low): Likewise.
7745 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
7747 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
7748 predicate for operand 2.
7750 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
7751 H.J. Lu <hongjiu.lu@intel.com>
7753 * config/i386/i386-protos.h (standard_sse_constant_p): Add
7754 machine_mode argument.
7755 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
7756 constm1_rtx operands. For VOIDmode constants, get mode from
7757 pred_mode. Check mode size if the mode is supported by ABI.
7758 (standard_sse_constant_opcode): Do not use standard_constant_p.
7759 Strictly check ABI support for all-ones operands.
7760 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
7761 immediates. Update calls to standard_sse_constant_p.
7762 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
7763 (ix86_rtx_costs): Ditto.
7764 * config/i386/i386.md (*movxi_internal_avx512f): Use
7765 nonimmediate_or_sse_const_operand instead of vector_move_operand.
7766 Use (v,BC) alternative instead of (v,C). Use register_operand
7767 checks instead of MEM_P.
7768 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
7769 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
7770 isa attribute. Use register_operand checks instead of MEM_P.
7771 (*movti_internal): Use nonimmediate_or_sse_const_operand for
7772 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
7773 alternative and corresponding sse2 isa attribute.
7774 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
7775 to standard_sse_constant_p.
7776 (FP constant splitters): Ditto.
7777 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
7779 * config/i386/predicates.md (constm1_operand): Remove.
7780 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
7781 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
7782 vector_all_ones_operand instead of constm1_operand.
7784 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7786 * print-rtl.c (print_rtx_insn_vec): New function.
7787 * print-rtl.h: New prototype.
7788 * store-motion.c (struct st_expr): Make avail_stores a vector.
7789 (st_expr_entry): Adjust.
7790 (free_st_expr_entry): Likewise.
7791 (print_store_motion_mems): Likewise.
7792 (find_moveable_store): Likewise.
7793 (compute_store_table): Likewise.
7794 (delete_store): Likewise.
7795 (build_store_vectors): Likewise.
7797 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7799 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
7801 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7803 * vec.h (vec_safe_contains): New function.
7804 (vec::contains): Likewise.
7805 (vec::begin): Likewise.
7806 (vec::end): Likewise.
7808 2016-04-23 Jakub Jelinek <jakub@redhat.com>
7811 * cfgexpand.c (expand_stack_vars): Fix typo.
7813 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7815 * system.h (list, map, set, vector): Include conditionally.
7816 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
7817 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
7818 * ipa-icf.c (INCLUDE_LIST): Define.
7819 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
7820 * config/sh/sh.c (INCLUDE_VECTOR): Define.
7821 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
7822 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
7823 * cp/logic.cc (INCLUDE_LIST): Define.
7824 * fortran/trans-common.c (INCLUDE_MAP): Define.
7826 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
7828 * auto-profile.c: Remove <string.h> include.
7829 * ipa-icf-gimple.c: Remove <list> include.
7830 * diagnostic.c: Remove <new> include.
7831 * genmatch.c: Likewise.
7832 * pretty-print.c: Likewise.
7833 * toplev.c: Likewise
7834 * c/c-objc-common.c: Likewise.
7835 * cp/error.c: Likewise.
7836 * fortran/error.c: Likewise.
7838 2016-04-22 Richard Biener <rguenther@suse.de>
7840 * lto-streamer-in.c (input_ssa_names): Do not allocate
7841 GIMPLE_NOP for all SSA names.
7842 * lto-streamer-out.c (output_ssa_names): Do not output
7843 SSA names that should have been released.
7845 2016-04-22 Richard Biener <rguenther@suse.de>
7847 PR tree-optimization/70740
7848 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
7851 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
7854 * config/i386/predicates.md (call_insn_operand): Replace
7855 sibcall_memory_operand with memory_operand.
7857 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
7859 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
7860 has_single_use() tests.
7861 (register_edge_assert_for_1): Likewise.
7862 (find_assert_locations_1): Check the liveness bitmap instead of
7863 checking has_single_use().
7865 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
7868 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
7869 Extract AVX-512BW constraint from AVX.
7871 2016-04-21 Richard Biener <rguenther@suse.de>
7873 PR tree-optimization/70725
7874 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
7875 for phi_convertible_by_degenerating_args.
7876 (predicate_all_scalar_phis): Handle single-argument PHIs.
7878 2016-04-21 Richard Biener <rguenther@suse.de>
7881 * fold-const.c (fold_comparison): Return properly typed
7884 2016-04-21 Bin Cheng <bin.cheng@arm.com>
7886 PR tree-optimization/70715
7887 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7888 after expanding BASE using expand_simple_operations.
7890 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7892 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
7893 New transformations.
7895 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7897 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
7899 2016-04-20 Jan Hubicka <jh@suse.cz>
7901 * ipa-inline.c (can_inline_edge_p): Pass caller info to
7902 ultiimate_alias_target.
7903 (update_callee_keys): Likewise.
7904 (lookup_recursive_calls): Likewise.
7905 (speculation_useful_p): Likewise.
7907 2016-04-20 Jan Hubicka <jh@suse.cz>
7910 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
7911 (set_nothrow_flag_1): ... this; handle interposition correctly;
7912 recurse on aliases and thunks.
7913 (cgraph_node::set_nothrow_flag): New.
7914 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
7915 functions compiled with non-call exceptions that binds to current
7917 (propagate_nothrow): Be safe WRT interposition.
7918 * cgraph.h (set_nothrow_flag): Update prototype.
7920 2016-04-18 Jan Hubicka <jh@suse.cz>
7922 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7923 max_loop_iterations_int.
7924 (tree_unswitch_outer_loop): Likewise.
7926 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7928 PR tree-optimization/69489
7929 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
7930 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
7931 Revise dump message.
7932 (if_convertible_bb_p): Remove check on edge count of basic block's
7935 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7937 PR tree-optimization/56625
7938 PR tree-optimization/69489
7939 * tree-data-ref.h (DR_INNERMOST): New macro.
7940 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
7941 hashing struct innermost_loop_behavior.
7942 (ref_DR_map): Remove.
7943 (innermost_DR_map): New map.
7944 (baseref_DR_map): Revise comment.
7945 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
7946 to innermost_DR_map accroding to its innermost loop behavior.
7947 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
7948 to its innermost loop behavior.
7949 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
7950 Add initialization for innermost_DR_map. Record memory reference
7951 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
7952 have innermost loop behavior.
7953 (if_convertible_loop_p): Remove release for ref_DR_map. Release
7956 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
7958 * config/i386/i386.md (*lea<mode>_general_1): Rename from
7959 *lea_general_1. Use explicit SWI12 mode interator.
7960 (*lea<mode>_general_2): Rename from *lea_general_2.
7961 Use explicit SWI12 mode interator.
7962 (*lea<mode>_general_3): Rename from *lea_general_3.
7963 Use explicit SWI12 mode interator.
7964 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
7965 Use explicit SWI12 mode interator.
7966 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
7967 Use explicit SWI48 mode interator.
7969 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7971 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7972 Short-cut unaligned load and store cases. Handle all integer
7974 (ix86_expand_vector_move_misalign): Short-cut unaligned load
7975 and store cases. Call ix86_avx256_split_vector_move_misalign
7976 directly without checking mode class.
7978 2016-04-20 Andrew Pinski <apinski@cavium.com>
7979 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7982 * config/aarch64/aarch64.md (sibcall): Force call
7983 address to be DImode for ILP32.
7984 (sibcall_value): Likewise.
7986 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7988 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
7990 2016-04-20 Richard Biener <rguenther@suse.de>
7992 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
7993 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
7994 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
7995 (maybe_push_res_to_seq): Adjust.
7996 * gimple-fold.c (maybe_build_generic_op): Likewise.
7998 2016-04-20 Marek Polacek <polacek@redhat.com>
8000 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8003 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8005 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8006 use kmovw to support AVX512F target.
8008 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8010 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8012 2016-04-20 Marek Polacek <polacek@redhat.com>
8014 PR tree-optimization/70725
8015 * tree-if-conv.c (is_false_predicate): New function.
8016 (predicate_mem_writes): Use it.
8018 2016-04-20 Richard Biener <rguenther@suse.de>
8020 PR tree-optimization/70726
8021 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8022 shift amounts from a pattern stmt operand.
8024 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8027 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8028 stack_restore_from_fpr pattern when restoring r15.
8029 (s390_optimize_prologue): Strip away the memory barrier in the
8030 parallel when trying to get rid of restore insns.
8031 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8032 definition for loading the stack pointer from an FPR. Compared to
8033 the normal move insn this pattern includes a full memory barrier.
8035 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8038 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8039 implicitly linear or lastprivate iterator on the outer context.
8041 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8043 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8045 * config/i386/i386.md (ssememalign): Removed.
8046 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8048 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8051 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8052 const short * to __builtin_ia32_loaddquhi512_mask.
8053 (_mm512_maskz_loadu_epi16): Likewise.
8054 (_mm512_mask_storeu_epi16): Pass short * to
8055 __builtin_ia32_storedquhi512_mask.
8056 (_mm512_mask_loadu_epi8): Pass const char * to
8057 __builtin_ia32_loaddquqi512_mask.
8058 (_mm512_maskz_loadu_epi8): Likewise.
8059 (_mm512_mask_storeu_epi8): Pass char * to
8060 __builtin_ia32_storedquqi512_mask.
8061 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8062 const double * to __builtin_ia32_loadupd512_mask.
8063 (_mm512_mask_loadu_pd): Likewise.
8064 (_mm512_maskz_loadu_pd): Likewise.
8065 (_mm512_storeu_pd): Pass double * to
8066 __builtin_ia32_storeupd512_mask.
8067 (_mm512_mask_storeu_pd): Likewise.
8068 (_mm512_loadu_ps): Pass const float * to
8069 __builtin_ia32_loadups512_mask.
8070 (_mm512_mask_loadu_ps): Likewise.
8071 (_mm512_maskz_loadu_ps): Likewise.
8072 (_mm512_storeu_ps): Pass float * to
8073 __builtin_ia32_storeups512_mask.
8074 (_mm512_mask_storeu_ps): Likewise.
8075 (_mm512_mask_loadu_epi64): Pass const long long * to
8076 __builtin_ia32_loaddqudi512_mask.
8077 (_mm512_maskz_loadu_epi64): Likewise.
8078 (_mm512_mask_storeu_epi64): Pass long long *
8079 to __builtin_ia32_storedqudi512_mask.
8080 (_mm512_loadu_si512): Pass const int * to
8081 __builtin_ia32_loaddqusi512_mask.
8082 (_mm512_mask_loadu_epi32): Likewise.
8083 (_mm512_maskz_loadu_epi32): Likewise.
8084 (_mm512_storeu_si512): Pass int * to
8085 __builtin_ia32_storedqusi512_mask.
8086 (_mm512_mask_storeu_epi32): Likewise.
8087 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8088 char * to __builtin_ia32_storedquqi256_mask.
8089 (_mm_mask_storeu_epi8): Likewise.
8090 (_mm256_mask_loadu_epi16): Pass const short * to
8091 __builtin_ia32_loaddquhi256_mask.
8092 (_mm256_maskz_loadu_epi16): Likewise.
8093 (_mm_mask_loadu_epi16): Pass const short * to
8094 __builtin_ia32_loaddquhi128_mask.
8095 (_mm_maskz_loadu_epi16): Likewise.
8096 (_mm256_mask_loadu_epi8): Pass const char * to
8097 __builtin_ia32_loaddquqi256_mask.
8098 (_mm256_maskz_loadu_epi8): Likewise.
8099 (_mm_mask_loadu_epi8): Pass const char * to
8100 __builtin_ia32_loaddquqi128_mask.
8101 (_mm_maskz_loadu_epi8): Likewise.
8102 (_mm256_mask_storeu_epi16): Pass short * to.
8103 __builtin_ia32_storedquhi256_mask.
8104 (_mm_mask_storeu_epi16): Pass short * to.
8105 __builtin_ia32_storedquhi128_mask.
8106 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8107 const double * to __builtin_ia32_loadupd256_mask.
8108 (_mm256_maskz_loadu_pd): Likewise.
8109 (_mm_mask_loadu_pd): Pass onst double * to
8110 __builtin_ia32_loadupd128_mask.
8111 (_mm_maskz_loadu_pd): Likewise.
8112 (_mm256_mask_storeu_pd): Pass double * to
8113 __builtin_ia32_storeupd256_mask.
8114 (_mm_mask_storeu_pd): Pass double * to
8115 __builtin_ia32_storeupd128_mask.
8116 (_mm256_mask_loadu_ps): Pass const float * to
8117 __builtin_ia32_loadups256_mask.
8118 (_mm256_maskz_loadu_ps): Likewise.
8119 (_mm_mask_loadu_ps): Pass const float * to
8120 __builtin_ia32_loadups128_mask.
8121 (_mm_maskz_loadu_ps): Likewise.
8122 (_mm256_mask_storeu_ps): Pass float * to
8123 __builtin_ia32_storeups256_mask.
8124 (_mm_mask_storeu_ps): ass float * to
8125 __builtin_ia32_storeups128_mask.
8126 (_mm256_mask_loadu_epi64): Pass const long long * to
8127 __builtin_ia32_loaddqudi256_mask.
8128 (_mm256_maskz_loadu_epi64): Likewise.
8129 (_mm_mask_loadu_epi64): Pass const long long * to
8130 __builtin_ia32_loaddqudi128_mask.
8131 (_mm_maskz_loadu_epi64): Likewise.
8132 (_mm256_mask_storeu_epi64): Pass long long * to
8133 __builtin_ia32_storedqudi256_mask.
8134 (_mm_mask_storeu_epi64): Pass long long * to
8135 __builtin_ia32_storedqudi128_mask.
8136 (_mm256_mask_loadu_epi32): Pass const int * to
8137 __builtin_ia32_loaddqusi256_mask.
8138 (_mm256_maskz_loadu_epi32): Likewise.
8139 (_mm_mask_loadu_epi32): Pass const int * to
8140 __builtin_ia32_loaddqusi128_mask.
8141 (_mm_maskz_loadu_epi32): Likewise.
8142 (_mm256_mask_storeu_epi32): Pass int * to
8143 __builtin_ia32_storedqusi256_mask.
8144 (_mm_mask_storeu_epi32): Pass int * to
8145 __builtin_ia32_storedqusi128_mask.
8146 * config/i386/i386-builtin-types.def (PCSHORT): New.
8148 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8149 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8150 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8151 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8152 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8153 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8154 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8155 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8156 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8157 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8158 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8159 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8160 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8161 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8162 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8163 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8164 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8165 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8166 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8167 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8168 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8169 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8170 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8171 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8172 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8173 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8174 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8175 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8176 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8177 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8178 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8179 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8180 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8181 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8182 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8183 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8184 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8185 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8186 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8187 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8188 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8189 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8190 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8191 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8192 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8193 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8194 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8195 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8196 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8198 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8199 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8201 (ix86_expand_vector_move_misalign): Likewise.
8202 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8203 to scalar function prototype for unaligned load/store builtins.
8204 (ix86_expand_special_args_builtin): Updated.
8205 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8206 (UNSPEC_STOREU): Likewise.
8207 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8208 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8209 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8210 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8211 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8212 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8213 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8214 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8215 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8216 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8217 (<avx512>_storedqu<mode>_mask): Likewise.
8218 (*sse4_2_pcmpestr_unaligned): Likewise.
8219 (*sse4_2_pcmpistr_unaligned): Likewise.
8220 (*mov<mode>_internal): Renamed to ...
8221 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8222 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8223 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8224 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8226 2016-04-19 Richard Biener <rguenther@suse.de>
8228 PR tree-optimization/70171
8229 * tree-ssa-phiprop.c: Include stor-layout.h.
8230 (phiprop_insert_phi): Handle the aggregate copy case.
8231 (propagate_with_phi): Likewise.
8233 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8235 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8236 instead of simplify_gen_subreg (... , 0).
8237 (ix86_delegitimize_address): Ditto.
8238 (ix86_split_divmod): Ditto.
8239 (ix86_split_copysign_const): Ditto.
8240 (ix86_split_copysign_var): Ditto.
8241 (ix86_expand_args_builtin): Ditto.
8242 (ix86_expand_round_builtin): Ditto.
8243 (ix86_expand_special_args_builtin): Ditto.
8244 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8245 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8246 (udivmodqi4): Ditto.
8247 (absneg splitters): Ditto.
8248 (*jcc_bt<mode>_1): Ditto.
8250 2016-04-19 Richard Biener <rguenther@suse.de>
8252 PR tree-optimization/70724
8253 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8254 restoring out from ...
8255 (free_scc_vn): ... here.
8256 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8257 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8259 (pass_fre::execute): Restore SSA info.
8261 2016-04-19 Richard Biener <rguenther@suse.de>
8263 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8264 * gimple-walk.c (walk_gimple_op): Initialize it.
8265 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8266 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8267 remapping SSA names of defs.
8268 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8271 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8274 * lra-constraints.c (equiv_substition_p): New.
8275 (process_alt_operands): Use it.
8276 (swap_operands): Swap it.
8277 (curr_insn_transform): Update it.
8279 2016-04-18 Michael Matz <matz@suse.de>
8281 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8282 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8283 * tree-core.h (tree_type_common.align): Use bit-field.
8284 (tree_type_common.spare): New.
8285 (tree_decl_common.off_align): Make smaller.
8286 (tree_decl_common.align): Use bit-field.
8288 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8289 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8290 (scan_sharing_clauses): Ditto.
8291 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8292 (omp_finish_file): Ditto.
8293 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8294 (layout_decl): Ditto.
8295 (relayout_decl): Ditto.
8296 (finalize_record_size): Use SET_TYPE_ALIGN.
8297 (finalize_type_size): Ditto.
8298 (finish_builtin_struct): Ditto.
8299 (layout_type): Ditto.
8300 (initialize_sizetypes): Ditto.
8301 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8302 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8303 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8304 (get_chain_field): Ditto.
8305 (get_trampoline_type): Ditto.
8306 (get_nl_goto_field): Ditto.
8307 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8309 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8310 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8311 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8312 (build_qualified_type): Use SET_TYPE_ALIGN.
8313 (build_aligned_type, build_range_type_1): Ditto.
8314 (build_atomic_base): Ditto.
8315 (build_common_tree_nodes): Ditto.
8316 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8317 (expand_one_stack_var_at): Ditto.
8318 * coverage.c (build_var): Use SET_DECL_ALIGN.
8319 * except.c (init_eh): Ditto.
8320 * function.c (assign_parm_setup_block): Ditto.
8321 * symtab.c (increase_alignment_1): Ditto.
8322 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8323 * tree-vect-stmts.c (ensure_base_align): Ditto.
8324 * varasm.c (align_variable): Ditto.
8325 (assemble_variable): Ditto.
8326 (build_constant_desc): Ditto.
8327 (output_constant_def_contents): Ditto.
8329 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8330 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8331 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8332 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8333 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8335 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8338 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8339 replace %vmovsd with "%vmovq".
8340 (vec_concatv2df): Likewise.
8342 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8344 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8345 (*vec_extractv2si_0): Ditto.
8346 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8347 (zero_extended_scalar_load_operand splitters): Ditto.
8348 (vec_extract splitters): Ditto.
8349 (*vec_extractv4si_0_zext): Ditto.
8350 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8352 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8353 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8354 (*sse4_1_extractps): Use lowpart_subreg.
8355 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8357 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8359 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8361 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8362 Mention Solaris 11 packaging changes.
8363 Update gas and gld requirements.
8364 Remove reference to pre-Solaris 10 bug.
8365 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8367 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8370 2016-04-17 Jan Hubicka <jh@suse.cz>
8372 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8373 max_loop_iterations_int.
8375 2016-04-18 Richard Biener <rguenther@suse.de>
8377 PR tree-optimization/43434
8378 * tree-ssa-structalias.c (struct vls_data): New.
8379 (visit_loadstore): Handle all pointer-based accesses.
8380 (compute_dependence_clique): Compute a bitmap of restrict tags
8381 assigned bases and pass it to visit_loadstore.
8383 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8386 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8387 armv8.1-a and armv8.1-a+crc.
8389 2016-04-18 Richard Biener <rguenther@suse.de>
8391 PR tree-optimization/70701
8392 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8393 references after translating through a memcpy.
8395 2016-04-18 Richard Biener <rguenther@suse.de>
8397 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8398 (compute_antic): ... here. For partial antic use regular
8399 postorder and scrap iteration.
8400 (compute_partial_antic_aux): Remove unused return value.
8401 (init_pre): Do not allocate postorder.
8402 (fini_pre): Do not free postorder.
8404 2016-04-18 Richard Biener <rguenther@suse.de>
8407 * expmed.c (extract_bit_field_1): Remove broken case
8408 using a wider MODE_INT mode.
8410 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8412 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8413 unless compiling with at least GCC-4.8.
8415 2016-04-17 Jan Hubicka <jh@suse.cz>
8418 * graphite.c (graphite_finalize): Update call to
8419 tree_estimate_probability.
8420 * predict.h (tree_estimate_probability): Update prototype.
8422 2016-04-17 Jan Hubicka <jh@suse.cz>
8424 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8425 (tree_estimate_probability): Likewise.
8426 (pass_profile::execute): Update.
8427 (report_predictor_hitrates): New function.
8428 * profile.c (compute_branch_probabilities): Use it.
8429 * predict.h (report_predictor_hitrates): Declare.
8431 2016-04-17 Jan Hubicka <jh@suse.cz>
8434 * cgraph.h (cgraph_node::set_const_flag,
8435 cgraph_node::set_pure_flag): Update prototype to return bool;
8437 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8438 of interposable symbol are interposable, too.
8439 (cgraph_set_const_flag_1): Rename to ...
8440 (set_const_flag_1): ... this one; change to self recursive function
8441 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8442 clearnig the flag in all variants and also virtual thunks of const
8443 functions are pure; track if any change was done.
8444 (cgraph_node::set_const_flag): Update.
8445 (struct set_pure_flag_info): New struct.
8446 (cgraph_set_pure_flag_1): Rename to ...
8447 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8448 rather than pointer encoded flags; track if any changes was done;
8449 handle correctly clearning flag and setting flag of aliases already
8451 (cgraph_node::set_pure_flag): Update.
8452 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8454 2016-04-17 Tom de Vries <tom@codesourcery.com>
8457 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8460 2016-04-17 Tom de Vries <tom@codesourcery.com>
8462 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8463 '{}<> ' as escape-for-record.
8465 2016-04-17 Tom de Vries <tom@codesourcery.com>
8467 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8470 2016-04-17 Tom de Vries <tom@codesourcery.com>
8473 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8474 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8475 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8476 * passes.c (finish_optimization_passes): Only call
8477 finish_graph_dump_file if dfi->graph_dump_initialized.
8478 (execute_function_dump, pass_init_dump_file): Use
8479 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8481 2016-04-17 Tom de Vries <tom@codesourcery.com>
8483 PR tree-optimization/70256
8484 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8485 (debug_varmap): New function.
8487 2016-04-17 Tom de Vries <tom@codesourcery.com>
8490 * passes.c (pass_manager::register_pass): Propagate pflags.
8492 2016-04-17 Tom de Vries <tom@codesourcery.com>
8495 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8496 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8497 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8498 check if it's equal to p_start.
8499 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8501 2016-04-15 Jan Hubicka <jh@suse.cz>
8504 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8505 function does not bind to current def.
8506 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8507 handle conservatively calls to functions that does not need to bind
8509 (check_call): Update call of worse_state.
8510 (ignore_edge_for_nothrow): Update.
8511 (ignore_edge_for_pure_const): Likewise.
8512 (propagate_pure_const): Update calls to worse_state.
8513 (skip_function_for_local_pure_const): Reformat comments.
8515 2016-04-15 Jan Hubicka <jh@suse.cz>
8518 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8519 (cgraph_node::function_symbol): Likewise.
8520 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8521 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8522 (symtab_node::ultimate_alias_target): Add REF parameter.
8523 (symtab_node::binds_to_current_def_p): Declare.
8524 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8525 (cgraph_node::function_symbol): Likewise.
8526 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8527 (cgraph_node::get_availability): Likewise.
8528 (cgraph_edge::binds_to_current_def_p): New inline function.
8529 (varpool_node::get_availability): Add REF parameter.
8530 (varpool_node::ultimate_alias_target): Likewise.
8531 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8532 (symtab_node::binds_to_current_def_p): Likewise.
8533 * varpool.c (varpool_node::get_availability): Likewise.
8535 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8538 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8539 Fix mode size check.
8541 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8543 * BASE-VER: Set to 7.0.0.
8545 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8547 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8549 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8551 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8552 architecture revisions.
8554 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8556 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8557 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8558 * config/i386/i386.md (stack decrement to push peepholes): Guard
8559 with !x86_using_red_zone ().
8561 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8564 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8565 to dump_generic_node.
8566 (NIY): Pass also flags to do_niy.
8568 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8570 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8571 (simd_clone_vector_of_formal_parm_types)
8572 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8573 (simd_clone_mangle, simd_clone_create)
8574 (simd_clone_adjust_return_type, create_tmp_simd_array)
8575 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8576 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8577 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8578 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8579 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8580 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8581 * omp-simd-clone.c: ... this new file.
8582 (simd_clone_vector_of_formal_parm_types): Make it static.
8583 * Makefile.in (OBJS): Add omp-simd-clone.o.
8585 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8588 * config/i386/sse.md: Use proper memory operand modifiers.
8591 2016-04-15 Richard Biener <rguenther@suse.de>
8592 Alan Modra <amodra@gmail.com>
8594 PR tree-optimization/70130
8595 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8596 when alignment stays not the same and no not use the realign
8599 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8602 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8603 direct move handlers for KFmode. Change TFmode handlers test from
8604 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8606 2016-04-14 Jakub Jelinek <jakub@redhat.com>
8609 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
8610 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
8611 (inlined_polymorphic_ctor_dtor_block_p): Use it.
8612 * tree-ssa-live.c (remove_unused_scope_block_p): When
8613 in_ctor_dtor_block, avoid discarding not just BLOCKs with
8614 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
8615 block_ultimate_origin is FUNCTION_DECL.
8616 (remove_unused_locals): If current_function_decl is
8617 polymorphic_ctor_dtor_p, pass initial true to
8618 remove_unused_scope_block_p' is_ctor_dtor_block.
8620 2016-04-14 Martin Sebor <msebor@redhat.com>
8625 * doc/extend.texi (Variable Length): Revert.
8627 2016-04-14 Marek Polacek <polacek@redhat.com>
8628 Jan Hubicka <hubicka@ucw.cz>
8631 * tree.c (verify_type): Disable the canonical type of main variant
8634 2016-04-14 Jason Merrill <jason@redhat.com>
8636 * cfgexpand.c, expr.c: Revert previous change.
8638 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
8641 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
8642 when building a mem ref for the incoming reduction variable.
8644 2016-04-14 Richard Biener <rguenther@suse.de>
8646 PR tree-optimization/70614
8647 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
8648 loop if the evolution dropped to chrec_dont_know.
8649 (interpret_condition_phi): Likewise.
8651 2016-04-14 Richard Biener <rguenther@suse.de>
8653 PR tree-optimization/70623
8654 * tree-ssa-pre.c (changed_blocks): Make global ...
8655 (compute_antic): ... local here. Move and fix worklist
8656 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
8657 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
8658 worklist handling, dump when ANTIC_IN changed.
8659 (compute_partial_antic_aux): Remove worklist handling.
8660 (init_pre): Do not compute post dominators. Add a comment about
8661 the CFG order chosen.
8662 (fini_pre): Do not free post dominators.
8664 2016-04-13 Martin Sebor <msebor@redhat.com>
8669 * doc/extend.texi (Variable Length): Document C++ specifics.
8671 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8674 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
8675 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
8676 eh edges have been purged.
8679 * tree-sra.c (create_access_replacement,
8680 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
8682 * tree-pretty-print.c (dump_fancy_name): New function.
8683 (dump_decl_name, dump_generic_node): Use it.
8685 2016-04-13 Jason Merrill <jason@redhat.com>
8687 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
8688 * expr.c (expand_expr_real_1): Likewise.
8690 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
8692 * config/i386/i386.md (kunpckhi): Swap operands.
8693 (kunpcksi): Likewise.
8694 (kunpckdi): Likewise.
8695 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
8696 (vec_pack_trunc_<mode>): Likewise.
8698 2016-04-13 Jakub Jelinek <jakub@redhat.com>
8701 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
8704 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
8705 gimplification turns some element into non-constant.
8708 * rtl.h (convert_memory_address_addr_space_1): New prototype.
8709 * explow.c (convert_memory_address_addr_space_1): No longer static,
8710 add NO_EMIT argument and don't call convert_modes if true, pass
8711 it down recursively, remove break after return.
8712 (convert_memory_address_addr_space): Adjust caller.
8713 * simplify-rtx.c (simplify_unary_operation_1): Call
8714 convert_memory_address_addr_space_1 instead of convert_memory_address,
8715 if it returns NULL, don't simplify.
8717 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
8720 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
8722 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8724 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8725 Bump the upper SIMDLEN limits, so that if the return type or
8726 characteristic type if the return type is void can be passed in
8727 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
8730 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8733 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
8734 Do not use "=" constraint on an input constraint.
8735 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8736 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8737 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
8738 generates (neg (abs ...)) instead of (abs ...).
8740 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8742 PR rtl-optimization/70596
8743 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
8744 just invalidate LRA data and reset them. Adjust dump wording.
8746 2016-04-12 Martin Liska <mliska@suse.cz>
8749 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8751 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8753 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8754 max_loop_iterations_int.
8755 (tree_unswitch_outer_loop): Likewise.
8756 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8757 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8759 2016-04-12 Tom de Vries <tom@codesourcery.com>
8761 PR tree-optimization/68756
8762 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
8763 instead of new_name.
8765 2016-04-12 Jakub Jelinek <jakub@redhat.com>
8767 PR tree-optimization/70602
8768 * tree-sra.c (generate_subtree_copies): Don't write anything into
8769 constant pool decls.
8771 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
8772 regardless whether there are depend clauses or not.
8774 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8777 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
8778 target attribute and pragma from changing the -mfloat128
8779 and -mfloat128-hardware options.
8781 * doc/extend.texi (Additional Floating Types): Document PowerPC
8782 __float128 restrictions.
8784 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8787 * config/aarch64/driver-aarch64.c
8788 (aarch64_get_extension_string_for_isa_flags): New.
8789 (arch_extension): Rename to...
8790 (aarch64_arch_extension): ...This.
8791 (ext_to_feat_string): Rename to...
8792 (aarch64_extensions): ...This.
8793 (aarch64_core_data): Keep track of architecture extension flags.
8794 (cpu_data): Rename to...
8795 (aarch64_cpu_data): ...This.
8796 (aarch64_arch_driver_info): Keep track of architecture extension
8798 (get_arch_name_from_id): Rename to...
8799 (get_arch_from_id): ...This, change return type.
8800 (host_detect_local_cpu): Update and reformat for renames, handle
8801 extensions through common infrastructure.
8803 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8806 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
8807 track of a canonical flag name.
8808 (all_extensions): Likewise.
8809 (arch_to_arch_name): Also track extension flags enabled by the arch.
8810 (all_architectures): Likewise.
8811 (aarch64_parse_extension): Move to here.
8812 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
8814 (aarch64_rewrite_selected_cpu): Update for above change.
8815 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
8816 are handled, such that the single explicit value enabled by an
8817 extension is kept seperate from the implicit values it also enables.
8818 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
8820 (aarch64_parse_extension): New.
8821 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
8822 here to config/aarch64/aarch64-protos.h.
8823 (aarch64_parse_extension): Move from here to
8824 common/config/aarch64/aarch64-common.c.
8825 (aarch64_option_print): Update.
8826 (aarch64_declare_function_name): Likewise.
8827 (aarch64_start_file): Likewise.
8828 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
8829 the canonical flag for extensions.
8830 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
8833 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
8835 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
8838 2016-04-09 Tom de Vries <tom@codesourcery.com>
8840 PR tree-optimization/68953
8841 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
8842 first to last subscript.
8844 2016-04-09 Jakub Jelinek <jakub@redhat.com>
8846 PR tree-optimization/70586
8847 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
8850 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
8854 PR tree-optimization/70373
8858 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
8859 clauses for acc parallel reductions as necessary. Error on those
8861 * omp-low.c (scan_sharing_clauses): Don't install variables which
8862 are used in acc parallel reductions.
8863 (lower_rec_input_clauses): Remove dead code.
8864 (lower_oacc_reductions): Add support for reference reductions.
8865 (lower_reduction_clauses): Remove dead code.
8866 (lower_omp_target): Don't remap variables appearing in acc parallel
8868 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
8870 2016-04-08 Jakub Jelinek <jakub@redhat.com>
8873 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
8874 with multiple SSA_NAME defs, force the outputs other than first
8875 to be live before calling live_track_process_def on each output.
8877 PR rtl-optimization/70574
8878 * fwprop.c (forward_propagate_and_simplify): Don't add
8879 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
8880 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
8881 paradoxical subregs within *loc.
8883 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
8885 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
8886 -ftree-parallelize-loops={0,1}.
8887 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
8888 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
8889 * config/ia64/hpux.h (LIB_SPEC): Likewise.
8890 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
8891 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
8893 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
8896 * asan.c (instrument_derefs): If we get unknown location, extract it
8898 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
8900 2016-04-08 Tom de Vries <tom@codesourcery.com>
8902 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
8903 implicit firstprivate clause.
8905 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8908 * config/arm/thumb2.md (tst + branch-> lsls + branch
8909 peephole below *orsi_not_shiftsi_si): Require that condition
8910 register is dead after the peephole.
8911 (second peephole after the above): Likewise.
8913 2016-04-08 Alan Modra <amodra@gmail.com>
8916 * builtins.c (fold_builtin_classify): For IBM extended precision,
8917 look at just the high-order double to test for NaN.
8918 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
8919 test just the high double for Inf but both doubles for subnormal
8922 2016-04-07 Jakub Jelinek <jakub@redhat.com>
8924 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
8925 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
8926 node->simdclone->mask_mode != VOIDmode masks.
8927 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
8928 earlier, use it instead of node->simdclone.
8929 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8930 Set clonei->mask_mode.
8932 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8935 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
8936 Pass it through to cp_parser_already_scoped_statement.
8937 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
8938 it through to cp_parser_statement.
8939 (cp_parser_statement): Pass IF_P through to
8940 cp_parser_iteration_statement.
8941 (cp_parser_pragma): Adjust call to
8942 cp_parser_iteration_statement.
8944 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8947 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
8948 resolve a future -Wparentheses warning.
8949 * omp-low.c (scan_sharing_clauses): Likewise.
8950 * tree-parloops.c (eliminate_local_variables): Likewise.
8952 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
8954 PR rtl-optimization/70398
8955 * lra-constraints.c (process_address_1): Check zero scale and code
8956 for reloading with zero scale.
8958 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
8960 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
8961 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
8963 2016-04-06 Jakub Jelinek <jakub@redhat.com>
8965 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8966 Add support for AVX512F clones, include them by default for
8967 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
8968 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
8972 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
8973 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
8974 firstprivate clauses.
8975 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
8976 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
8977 (lower_omp_target): Set TREE_NO_WARNING for
8978 non-addressable possibly uninitialized vars which are copied into
8979 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
8981 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
8983 * config/pa/predicates.md (integer_store_memory_operand): Accept
8984 REG+D operands with a large offset when reload_in_progress is true.
8985 (floating_point_store_memory_operand): Likewise.
8987 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8990 * match.pd (nested int casts): Limit to GIMPLE.
8992 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
8995 * ipa-devirt.c (maybe_record_node): Fix comment; use
8996 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
8998 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9000 PR rtl-optimization/70542
9001 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9002 if there are any uses other than insn or debug insns.
9004 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9005 Jakub Jelinek <jakub@redhat.com>
9007 PR tree-optimization/70509
9008 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9009 Shift HOST_WIDE_INT_1U instead of 1.
9011 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9013 PR tree-optimization/70509
9014 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9015 of the vector base type for index.
9017 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9020 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9022 2016-04-05 Richard Biener <rguenther@suse.de>
9024 PR tree-optimization/70526
9025 * tree-sra.c (build_ref_for_offset): Use prev_base to
9026 extract the alias pointer type.
9028 2016-04-05 Richard Biener <rguenther@suse.de>
9030 * dse.c (struct store_info): Remove alias_set member.
9031 (struct read_info_type): Likewise.
9032 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9033 spill_deleted, clear_alias_set_lookup): Remove.
9034 (get_group_info): Remove dead base == NULL_RTX case.
9035 (dse_step0): Remove initialization of removed variables.
9036 (delete_dead_store_insn): Reomve alias set dumping.
9037 (free_read_records): Remove alias_set handling.
9038 (canon_address): Remove alias_set_out parameter.
9039 (record_store): Remove spill_alias_set, it's always zero.
9040 (check_mem_read_rtx): Likewise.
9041 (dse_step2): Rename from ...
9042 (dse_step2_nospill): ... this. Adjust.
9043 (scan_stores): Rename from ...
9044 (scan_stores_nospill): ... this.
9045 (scan_reads): Rename from ...
9046 (scan_reads_nospill): ... this.
9047 (scan_stores_spill, scan_reads_spill): Remove.
9048 (dse_step3_scan): Remove for_spills argument which is always false.
9049 (dse_step3): Likewise.
9050 (dse_step5): Rename from ...
9051 (dse_step5_nospill): ... this. Remove alias_set handling.
9052 (rest_of_handle_dse): Adjust.
9054 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9057 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9058 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9059 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9060 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9062 2016-04-05 Richard Biener <rguenther@suse.de>
9065 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9066 non-register type temporaries into SSA.
9068 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9071 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9072 calls when sanitizing.
9073 (possible_polymorphic_call_target_p): Fix formatting.
9075 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9076 Jakub Jelinek <jakub@redhat.com>
9079 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9080 to ensure a call statement is compatible with a built-in's
9082 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9085 2016-04-04 Richard Biener <rguenther@suse.de>
9087 PR rtl-optimization/70484
9088 * rtl.h (canon_output_dependence): Declare.
9089 * alias.c (canon_output_dependence): New function.
9090 * dse.c (record_store): Use canon_output_dependence rather
9091 than canon_true_dependence.
9093 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9096 * cgraph.h (symtab_node::copy_visibility_from): New function.
9097 * symtab.c (symtab_node::copy_visibility_from): New function.
9098 * ipa-visibility.c (optimize_weakref): New function.
9099 (function_and_variable_visibility): Use it.
9101 2016-04-04 Martin Liska <mliska@suse.cz>
9104 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9105 value that is really in range handled by SBR instruction.
9106 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9107 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9108 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9110 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9114 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9115 set, but not for SP_REG operands.
9117 2016-04-02 Martin Sebor <msebor@redhat.com>
9120 * fold-const.c (maybe_nonzero_address): New function.
9121 (fold_comparison): Call it. Fold equality and relational
9122 expressions involving null pointers.
9123 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9125 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9127 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9128 the "Y" constraint (scalar FP 0.0 immediate).
9130 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9131 Add the "const_double" to the list of operand constraints.
9133 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9135 PR rtl-optimization/70467
9136 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9137 If low word of the last operand is 0, just emit addition/subtraction
9140 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9143 * config/s390/s390.c (s390_expand_insv): Check for everything
9144 constant instead of just VOIDmode stuff.
9146 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9149 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9151 2016-04-01 Nathan Sidwell <nathan@acm.org>
9153 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9155 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9157 PR rtl-optimization/70461
9158 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9161 2016-03-31 Martin Liska <mliska@suse.cz>
9164 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9165 a tree value or an immediate integer value to a buffer
9166 that is eventually copied to a BRIG section.
9167 (emit_immediate_operand): Call the function here.
9168 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9169 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9170 of class' fields that are removed.
9171 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9172 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9173 m_brig_repr_size fields.
9175 2016-03-31 Martin Liska <mliska@suse.cz>
9178 * hsa-gen.c (hsa_function_representation::update_dominance): New
9180 (convert_addr_to_flat_segment): Likewise.
9181 (gen_hsa_memory_set): New alignment argument.
9182 (gen_hsa_ctor_assignment): Likewise.
9183 (gen_hsa_insns_for_single_assignment): Provide alignment
9184 to gen_hsa_ctor_assignment.
9185 (gen_hsa_insns_for_direct_call): Add new argument.
9186 (expand_lhs_of_string_op): New function.
9187 (expand_string_operation_builtin): Likewise.
9188 (expand_memory_copy): New function.
9189 (expand_memory_set): New function.
9190 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9191 (convert_switch_statements): Change signature.
9192 (generate_hsa): Use a return value of the function.
9193 (pass_gen_hsail::execute): Do not call
9194 convert_switch_statements here.
9195 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9196 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9197 (hsa_function_representation::update_dominance): New function.
9199 2016-03-31 Martin Liska <mliska@suse.cz>
9202 * hsa-brig.c (emit_directive_variable): Emit alignment
9203 according to hsa_symbol::m_align.
9204 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9205 (dump_hsa_symbol): Dump alignment of HSA symbols.
9206 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9207 (gen_hsa_addr_with_align): New function.
9208 (hsa_bitmemref_alignment): Use newly added function.
9209 (gen_hsa_insns_for_load): Likewise.
9210 (gen_hsa_insns_for_store): Likewise.
9211 (gen_hsa_memory_copy): New argument added.
9212 (gen_hsa_insns_for_single_assignment): Respect
9213 alignment for assignments processed via gen_hsa_memory_copy.
9214 (gen_hsa_insns_for_direct_call): Likewise.
9215 (gen_hsa_insns_for_return): Likewise.
9216 (gen_function_def_parameters): Set default alignment.
9217 * hsa.c (hsa_object_alignment): New function.
9218 (hsa_byte_alignment): Pasted function.
9219 * hsa.h (hsa_symbol::m_align): New field.
9221 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9223 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9224 scratch field for goto case.
9226 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9228 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9230 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9233 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9234 (scalar_chain::convert_insn): Call convert_op for reg
9235 moves to handle undefined registers.
9237 2016-03-31 Nathan Sidwell <nathan@acm.org>
9240 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9241 Assert we don't want to move backwards.
9243 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9246 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9248 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9250 PR rtl-optimization/70460
9251 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9252 with operand from REG_LABEL_OPERAND, instead substitute
9253 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9254 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9256 2016-03-31 Martin Liska <mliska@suse.cz>
9258 * passes.c (execute_one_pass): Do not call
9259 todo_after for a discarded function.
9261 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9263 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9264 (no_cost, infinite_cost): Initialize the new field.
9265 (get_computation_cost_at): Record setup cost.
9266 (determine_use_iv_cost_address): Skip cost computation for sub
9267 uses if we can estimate it without losing accuracy.
9269 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9271 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9273 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9274 max_loop_iterations_int.
9275 (tree_unswitch_outer_loop): Likewise.
9276 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9277 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9279 2016-03-30 Richard Biener <rguenther@suse.de>
9282 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9284 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9287 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9288 in gen_blendm expander.
9290 2016-03-30 Nick Clifton <nickc@redhat.com>
9293 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9294 case where we are already provided with an SImode SUBREG.
9296 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9299 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9300 conflict between DRAP register and __builtin_eh_return.
9302 2016-03-30 Michael Matz <matz@suse.de>
9303 Richard Biener <rguenther@suse.de>
9306 * ipa-polymorphic-call.c (struct type_change_info): Change
9307 speculative to an unsigned allowing to limit the work we do.
9308 (csftc_abort_walking_p): New inline function..
9309 (check_stmt_for_type_change): Limit the number of may-defs
9310 skipped for speculative devirtualization to
9311 max-speculative-devirt-maydefs.
9312 * params.def (max-speculative-devirt-maydefs): New param.
9313 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9315 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9318 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9321 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9323 PR tree-optimization/59124
9324 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9325 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9327 2016-03-29 Jeff Law <law@redhat.com>
9329 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9331 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9333 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9336 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9338 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9339 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9340 gcrt0.o if linking dynamically.
9342 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9345 * ipa-devirt.c (methods_equal_p): New function.
9346 (compare_virtual_tables): Use it.
9347 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9348 * cgraphclones.c (clone_function_name_1): Use
9349 symbol_table::symbol_suffix_separator.
9350 * coverage.c (build_var): Likewise.
9351 * symtab.c (symbol_table::symbol_suffix_separator): New.
9353 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9355 PR rtl-optimization/70429
9356 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9357 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9358 mode != result_mode.
9361 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9363 PR tree-optimization/70405
9364 * ssa-iterators.h (num_imm_uses): Add missing braces.
9366 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9368 PR rtl-optimization/68695
9369 * ira-color.c (allocno_copy_cost_saving): New.
9370 (improve_allocation): Use it.
9372 2016-03-29 Richard Henderson <rth@redhat.com>
9375 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9377 2016-03-29 Richard Biener <rguenther@suse.de>
9380 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9381 use alignment returned by get_pointer_alignment_1 if it is
9382 bigger than BITS_PER_UNIT.
9383 * builtins.c (get_pointer_alignment_1): Do not return true
9384 for alignment extracted from SSA info.
9386 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9388 * config/ft32/ft32.opt (mnodiv): New.
9389 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9390 * doc/invoke.texi (FT32 Options -mnodiv): New.
9392 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9395 * config/i386/i386.md (define_split, andn): Fix modes.
9397 2016-03-26 Richard Biener <rguenther@suse.de>
9398 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9401 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9403 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9404 as 2nd argument to cl_optimization_restore().
9406 2016-03-25 Richard Henderson <rth@redhat.com>
9409 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9410 * config/aarch64/aarch64-protos.h: Declare it.
9411 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9413 2016-03-25 Alan Modra <amodra@gmail.com>
9416 * config/rs6000/constraints.md (j): Simplify.
9417 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9419 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9420 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9421 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9422 in all constraint alternatives.
9423 (movtd_64bit_nodm): Delete "j" constraint alternative.
9425 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9427 * tree-ssa-propagate.c: Enhance docs for
9428 SSA_PROP_NOT_INTERESTING.
9430 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9432 * doc/extend.texi: Fix typo in documentation to pure attribute.
9434 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9437 * config/pa/pa.md (bswapdi2): Use a scratch register.
9439 2016-03-24 Richard Henderson <rth@redhat.com>
9442 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9445 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9447 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9448 using ix86_expand_binary_operator instead of gen_andsi3.
9450 2016-03-24 Richard Biener <rguenther@suse.de>
9452 PR tree-optimization/70396
9453 * tree-vect-stmts.c (vectorizable_comparison): Use
9454 get_vectype_for_scalar_type.
9456 2016-03-24 Richard Biener <rguenther@suse.de>
9459 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9460 with register bases.
9462 2016-03-24 Richard Biener <rguenther@suse.de>
9464 PR tree-optimization/70372
9465 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9466 build_all_ones_cst to also handle vector types correctly.
9468 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9471 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9474 2016-03-23 Marek Polacek <polacek@redhat.com>
9477 * doc/invoke.texi: Document -Wignored-attributes.
9479 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9481 PR tree-optimization/69042
9482 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9483 parameter from 30 to 40.
9485 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9487 PR tree-optimization/69042
9488 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9489 for use with constant offset stripped in base.
9491 2016-03-23 Richard Biener <rguenther@suse.de>
9494 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9495 mode compatibility check.
9496 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9498 2016-03-23 Jeff Law <law@redhat.com>
9500 PR tree-optimization/64058
9501 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9503 (struct ssa_conflicts): Move up earlier in the file.
9504 (conflicts_, var_map_): New static variables.
9505 (initialize_conflict_count): New function to initialize the
9506 CONFLICT_COUNT field for each conflict pair.
9507 (compare_pairs): Lazily initialize the conflict count and use it
9508 as the first tie-breaker.
9509 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9510 and wipe conflicts_ and map_ around the call to qsort. Remove
9511 special case for 2 coalesce pairs.
9512 * bitmap.c (bitmap_count_unique_bits): New function.
9513 (bitmap_count_bits_in_word): New function, extracted from
9515 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9516 * bitmap.h (bitmap_count_unique_bits): Declare it.
9518 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9521 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9522 transparent alias chain for decl assembler name.
9523 * config/sol2.c (solaris_assemble_visibility): Likewise.
9525 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9527 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9529 (v10_fdivs): Likewise.
9530 (v10_fdivd): Likewise.
9532 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9535 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9536 to not call fclose twice on file.
9538 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9540 PR tree-optimization/70354
9541 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9542 oprnd0 is wider than oprnd1 and there is a cast from the wider
9543 type to oprnd1, mask it with the mask of the narrower type.
9546 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9547 Optimize TARGET_STV splitters, if high or low word of last argument
9550 2016-03-22 Jeff Law <law@redhat.com>
9553 tree-ssa-threadbackward.c
9554 (fsm_find_control_statement_thread_paths): Correctly distinguish
9555 between old style jump threads vs FSM jump threads.
9557 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9560 * config/i386/i386.c (scalar_chain::convert_op): Support
9561 uninitialized register usage case.
9563 2016-03-22 Richard Biener <rguenther@suse.de>
9566 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9568 (capture::gen_transform): ... to change behavior when substituting
9569 a condition into cond or not-cond expr context.
9570 (dt_simplify::gen_1): Adjust.
9571 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9572 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9573 last change and instead change to
9574 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9575 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9577 2016-03-22 Anthony Green <green@moxielogic.com>
9579 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9580 issue for moxiebox targets.
9581 (CC1PLUS_SPEC): Ditto.
9583 2016-03-22 Richard Biener <rguenther@suse.de>
9586 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9589 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9591 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9593 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9596 * config/i386/i386.c (def_builtin): Handle
9597 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9599 (const struct builtin_description bdesc_special_args[]):
9600 Remove duplicate ISA bits.
9602 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9605 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9606 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9607 in a way that works also for AVX512BW.
9610 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
9611 instead of source if operands[1] is xmm16 and above and
9612 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
9613 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
9616 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
9617 on assign if (*from_p) is a comparison, set it to
9618 TREE_NO_WARNING (*from_p).
9620 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9623 * lra.c (restore_scratches): Ignore deleted insns.
9625 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
9626 Jakub Jelinek <jakub@redhat.com>
9628 PR tree-optimization/70317
9629 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
9632 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
9635 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
9636 of ix86_expand_move.
9638 (movti): Use general_operand for operand 1 predicate.
9640 2016-03-21 Martin Liska <mliska@suse.cz>
9642 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
9644 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
9646 2016-03-21 Martin Liska <mliska@suse.cz>
9649 * ipa-icf.c (sem_function::parse): Skip static
9650 constructors and destructors.
9652 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9655 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
9656 function-like macro, peek following token(s) if it is followed
9657 by CPP_OPEN_PAREN token with optional padding in between, and
9658 if not, don't treat it like a macro.
9660 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
9661 Alexander Monakov <amonakov@ispras.ru>
9663 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
9664 for the stabs debug format.
9666 2016-03-21 Richard Biener <rguenther@suse.de>
9668 PR tree-optimization/70310
9669 * tree-vect-generic.c (expand_vector_condition): Fold the built
9672 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
9675 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
9676 Block third alternative for AVX-512VL target,
9678 2016-03-21 Martin Liska <mliska@suse.cz>
9681 * hsa-brig.c (emit_function_directives): Mark unemitted
9682 global variables for emission.
9683 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
9684 (get_symbol_for_decl): Likewise.
9685 * hsa.h (struct hsa_symbol): New flag.
9687 2016-03-21 Richard Biener <rguenther@suse.de>
9689 PR tree-optimization/70288
9690 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
9691 we do not estimate unsimplified all-constant conditionals or
9692 switches as optimized away.
9694 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
9696 PR rtl-optimization/69102
9697 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
9698 when we have a readonly dependency context.
9700 2016-03-18 Jeff Law <law@redhat.com>
9702 PR rtl-optimization/70263
9703 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
9704 (update_equiv_regs): When trying to move a store to after the insn
9705 that sets the source of the store, make sure the store occurs after
9706 the insn that sets the source of the store. When successful note
9707 the REG_EQUIV note created in the dump file.
9709 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
9710 Bernd Schmidt <bschmidt@redhat.com>
9712 * doc/extend.texi: Document more potential problems with basic asms.
9714 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
9716 PR rtl-optimization/70278
9717 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
9720 2016-03-18 Jason Merrill <jason@redhat.com>
9722 * calls.c (load_register_parameters): Fix zero size sibcall logic.
9724 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
9726 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
9727 values to 128b regs.
9729 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
9731 PR tree-optimization/70252
9732 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
9733 boolean vector has a proper number of elements.
9734 (supportable_narrowing_operation): Likewise.
9736 2016-03-18 Tom de Vries <tom@codesourcery.com>
9739 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
9741 2016-03-18 Jakub Jelinek <jakub@redhat.com>
9743 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
9744 instead of replace_rtx for DEBUG_INSNs.
9746 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9748 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
9749 load type reservations.
9751 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
9754 * config/pa/constraints.md: Revert 2015-02-13 change. Use
9755 define_constraint for "Q" and "T" constraints.
9757 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
9759 Tweak the pipeline model for Exynos M1
9761 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
9764 2016-03-17 David Malcolm <dmalcolm@redhat.com>
9767 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
9768 where one or both locations aren't within a line_map.
9770 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
9773 * opts.c (finish_options): Don't set flag_pie to the default if
9774 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
9777 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
9779 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
9780 true as ALL_REGS argument to replace_rtx.
9782 2016-03-17 Richard Biener <rguenther@suse.de>
9785 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
9788 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9791 * rtl.h (replace_rtx): Add ALL_REGS argument.
9792 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
9793 equality and assert mode is the same, instead of just rtx pointer
9795 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
9796 true as ALL_REGS argument to replace_rtx.
9798 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
9800 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
9801 for boolean vector with vector mode only.
9802 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9804 2016-03-17 Nick Clifton <nickc@redhat.com>
9807 * config/rx/rx.c (rx_print_integer): Print negative constants in
9810 2016-03-17 Jakub Jelinek <jakub@redhat.com>
9813 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
9815 2016-03-16 Richard Henderson <rth@redhat.com>
9816 Richard Biener <rguenth@suse.de>
9821 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
9822 first operand as is_gimple_condexpr.
9827 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
9828 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
9829 Do not gimplify the result.
9830 (do_unop): Adjust call to tree_vec_extract.
9831 (do_binop): Likewise.
9832 (do_compare): Likewise.
9833 (do_plus_minus): Likewise.
9834 (do_negate): Likewise.
9835 (expand_vector_condition): Likewise.
9836 (do_cond): Likewise.
9838 2016-03-16 Richard Henderson <rth@redhat.com>
9841 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
9842 (aarch64_classify_address): Use it.
9843 (aarch64_legitimize_address): Force all subexpressions of PLUS
9844 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
9846 2016-03-16 Jakub Jelinek <jakub@redhat.com>
9847 Richard Biener <rguenth@suse.de>
9850 * rtlanal.c (replace_rtx): For REG, if from is a REG,
9851 return to even if only REGNO is equal, and assert
9854 2016-03-11 Jeff Law <law@redhat.com>
9856 PR rtl-optimization/70224
9857 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
9859 2016-03-16 Richard Henderson <rth@redhat.com>
9862 * function.h (struct function): Add has_forced_label_in_static.
9863 * gimplify.c (force_labels_r): Set it.
9864 * lto-streamer-in.c (input_struct_function_base): Read it.
9865 * lto-streamer-out.c (output_struct_function_base): Write it.
9866 * tree-inline.c (has_label_address_in_static_1): Remove.
9867 (copy_forbidden): Remove fndecl parameter; test
9868 has_forced_label_in_static.
9869 (inline_forbidden_p): Update call to copy_forbidden.
9870 (tree_versionable_function_p): Likewise.
9871 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
9872 (chkp_versioning): Likewise.
9873 * tree-inline.h (copy_forbidden): Update decl.
9875 2016-03-16 Marek Polacek <polacek@redhat.com>
9878 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
9879 function being thunked if the result type doesn't have fixed size.
9880 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
9881 doesn't have fixed size.
9883 2016-03-16 Bin Cheng <bin.cheng@arm.com>
9885 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
9886 reporting malformed loop nest.
9888 2016-03-16 Tom de Vries <tom@codesourcery.com>
9891 * ipa-devirt.c (possible_polymorphic_call_targets): Move
9892 nodes.length () == 1 test to before first nodes[0] access.
9894 2016-03-16 Tom de Vries <tom@codesourcery.com>
9896 PR tree-optimization/68715
9897 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
9900 2016-03-16 Tom de Vries <tom@codesourcery.com>
9902 PR tree-optimization/68809
9903 * graphite-scop-detection.c (same_close_phi_node): Test if result types
9906 2016-03-16 Carlos O'Donell <carlos@redhat.com>
9907 Sandra Loosemore <sandra@codesourcery.com>
9909 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
9910 on leaf attribute. Mention ELF interposition problems.
9912 2016-03-16 Alan Modra <amodra@gmail.com>
9914 PR rtl-optimization/69195
9915 PR rtl-optimization/47992
9916 * ira.c (indirect_jump_optimize): Ignore artificial defs.
9919 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
9922 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
9924 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9926 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
9928 2016-03-15 Jakub Jelinek <jakub@redhat.com>
9930 PR rtl-optimization/70222
9931 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
9932 optimization if mode is different from result_mode, queue up masking
9933 of the result in outer_op. Formatting fix.
9936 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
9939 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9941 PR rtl-optimization/69032
9942 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
9943 looping backwards over basic block insns.
9945 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9948 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
9949 to non-speculative when propagating trap bits.
9951 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9953 PR rtl-optimization/63384
9954 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
9957 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9960 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
9961 factored out from ...
9962 (sched_analyze_insn): ... here.
9963 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
9964 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
9965 get_implicit_reg_pending_clobbers in it.
9966 (setup_id_reg_sets): Use setup_id_implicit_regs.
9967 (deps_init_id): Ditto.
9969 2016-03-15 Tom de Vries <tom@codesourcery.com>
9972 * cgraph.c (cgraph_node::get_body): Save, reset and restore
9974 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
9975 execute_function_dump.
9976 (execute_one_pass): Don't dump function if it will be dumped after ipa
9979 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
9981 * genrecog.c (match_pattern_2): If pred is NULL don't call
9982 safe_predicate_mode on it.
9984 2016-03-14 Jakub Jelinek <jakub@redhat.com>
9987 * lra-constraints.c (delete_move_and_clobber): Change assertion
9988 to also allow dregno == 0.
9990 2016-03-14 Richard Henderson <rth@redhat.com>
9993 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
9994 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
9995 (reassociate_bb): Use optimize_vec_cond_expr; avoid
9996 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
9999 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10002 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10004 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10006 * lra-constraints.c (split_reg): For hard regs, try to find the
10007 biggest single-register mode used in the function.
10009 2016-03-14 Richard Biener <rguenther@suse.de>
10011 PR tree-optimization/56365
10012 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10013 constants to compare against.
10015 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10018 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10019 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10020 (define_split for the GPR case): Use int_reg_operand instead of
10021 gpc_reg_operand for the output.
10023 2016-03-14 Tom de Vries <tom@codesourcery.com>
10025 PR tree-optimization/70045
10026 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10027 create_empty_if_region_on_edge argument.
10029 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10031 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10032 (STACK_CHECK_PROTECT): Likewise.
10033 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10034 (STACK_CHECK_PROTECT): Likewise.
10035 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10036 (STACK_CHECK_PROTECT): Likewise.
10037 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10038 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10039 (STACK_CHECK_PROTECT): Likewise.
10041 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10043 PR rtl-optimization/69307
10044 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10045 registers in modes that span more than one register.
10047 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10050 * lra-constraints.c (delete_move_and_clobber): New.
10051 (remove_inheritance_pseudos): Use it.
10053 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10056 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10057 the libcall is LCT_THROW.
10058 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10059 for the checking routine.
10061 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10064 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10065 optimization if we have direct move.
10066 (roundu32<mode>2_fprs): Likewise.
10068 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10071 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10073 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10074 Arguments swapped. All callers changed. Take reg_renumber into
10075 account, and Calculate and compare register ranges for hard regs.
10077 2016-03-11 Jeff Law <law@redhat.com>
10079 PR tree-optimization/70190
10080 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10081 Handle cases where we can not extract the taken edge, even though we
10082 found a constant value.
10084 PR tree-optimization/64058
10085 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10086 (num_coalesce_pairs): Move up earlier in file.
10087 (find_coalesce_pair): Initialize the INDEX field for each pair
10089 (compare_pairs): No longer sort on the elements in each pair.
10090 Instead break ties with the index of the coalesce pair.
10092 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10095 * config/aarch64/aarch64-protos.h
10096 (aarch64_save_restore_target_globals): New prototype.
10097 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10098 Call the above when popping pragma.
10099 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10101 (aarch64_set_current_function): Rewrite using the above.
10103 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10105 PR tree-optimization/70177
10106 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10107 (extract_ops_from_tree): ... this. In the 2 argument
10108 overload remove _1 suffix.
10109 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10110 (extract_ops_from_tree): ... this.
10111 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10113 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10114 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10115 extract_ops_from_tree instead of 2 operand one.
10117 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10119 PR tree-optimization/70013
10120 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10121 for constant-pool entries.
10123 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10125 PR rtl-optimization/70174
10126 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10127 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10129 PR tree-optimization/70169
10130 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10131 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10134 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10135 Jakub Jelinek <jakub@redhat.com>
10138 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10139 of uninitialized values.
10141 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10143 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10145 ("*trunctddd2"): New pattern definition.
10146 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10149 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10151 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10152 definitions for BFP and DFP rounding modes.
10153 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10154 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10155 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10156 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10159 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10161 * config/s390/constraints.md: Adjust comment.
10162 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10163 s390_decompose_addrstyle_without_index.
10164 * config/s390/predicates.md (shift_count_or_setmem_operand):
10165 Rename to setmem_operand.
10166 * config/s390/s390-protos.h
10167 (s390_decompose_shift_count): Rename to
10168 s390_decompose_addrstyle_without_index.
10169 * config/s390/s390.c (s390_decompose_shift_count)
10170 (s390_mem_constraint, print_shift_count_operand)
10171 (print_operand_address, print_operand): Rename
10172 s390_decompose_shift_count to
10173 s390_decompose_addrstyle_without_index and rename
10174 print_shift_count_operand to print_addrstyle_operand troughout the
10176 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10177 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10178 Rename shift_count_or_setmem_operand to setmem_operand.
10179 * config/s390/vx-builtins.md ("vec_insert<mode>")
10180 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10183 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10186 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10187 Handle overlapping retval and newval.
10189 2016-03-10 Nick Clifton <nickc@redhat.com>
10192 * config/aarch64/aarch64.c
10193 (aarch64_override_options_after_change_1): When forcing
10194 flag_omit_frame_pointer to be true, use a special value that can
10195 be detected if this function is called again, thus preventing
10196 flag_omit_leaf_frame_pointer from being forced to be false.
10198 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10200 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10201 Set x_flag_omit_leaf_frame_pointer when handling
10202 -momit-leaf-frame-pointer.
10204 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10207 * cgraph.c (cgraph_node::dump): Dump split_part and
10208 indirect_call_target.
10209 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10210 * ipa.c (has_addr_references_p): Cleanup.
10211 (is_indirect_call_target_p): New.
10212 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10213 called indirectly as local.
10214 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10216 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10219 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10220 on cxa_pure_virtual.
10222 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10225 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10227 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10230 * tree.c (need_assembler_name_p): Only record main variant type names.
10232 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10235 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10236 Always define to 0 or 1.
10237 (TARGET_FIX_ERR_A53_843419): New macro.
10238 * config/aarch64/aarch64-elf-raw.h
10239 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10240 * config/aarch64/aarch64-linux.h: Likewise.
10241 * config/aarch64/aarch64.c
10242 (aarch64_override_options_after_change_1): Do not default
10243 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10245 (aarch64_attributes): Handle fix-cortex-a53-843419.
10246 (aarch64_can_inline_p): Likewise.
10247 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10249 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10250 Jakub Jelinek <jakub@redhat.com>
10252 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10253 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10254 DECL_COMMONS if flag_unconstrained_commons is set.
10255 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10256 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10257 (funconstrained-commons): Document.
10259 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10261 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10262 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10264 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10266 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10267 has a proper number of elements.
10269 2016-03-10 Alan Modra <amodra@gmail.com>
10271 PR rtl-optimization/69195
10272 PR rtl-optimization/47992
10273 * ira.c (recorded_label_ref): Delete.
10274 (update_equiv_regs): Return void.
10275 (indirect_jump_optimize): New function.
10276 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10277 before regstat_compute_ri. Don't rebuild_jump_labels here.
10278 Delete update_regstat.
10280 2016-03-10 Richard Biener <rguenther@suse.de>
10282 PR tree-optimization/70128
10283 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10284 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10286 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10288 PR tree-optimization/70152
10289 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10290 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10293 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10294 instead of gen_sse2_loadlpd.
10295 * config/i386/sse.md (*vec_concatv2df): Rename to...
10296 (vec_concatv2df): ... this.
10298 PR tree-optimization/70127
10299 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10301 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10305 * diagnostic-show-locus.c (compatible_locations_p): New function.
10306 (layout::layout): Sanitize ranges using compatible_locations_p.
10308 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10312 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10313 location_range param with three const expanded_locations * and a
10315 (layout::layout): Replace call to
10316 rich_location::lazily_expand_location with get_expanded_location.
10317 Extract the range and perform location expansion here, passing
10318 the results to the layout_range ctor.
10319 * diagnostic.c (source_range::debug): Delete.
10320 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10321 of rich_location::get_expanded_location.
10322 * gcc-rich-location.c (get_range_for_expr): Delete.
10323 (gcc_rich_location::add_expr): Reimplement to avoid the
10324 rich_location::add_range overload that took a location_range,
10325 passing a location_t instead.
10327 2016-03-09 Richard Biener <rguenther@suse.de>
10328 Jakub Jelinek <jakub@redhat.com>
10330 PR tree-optimization/70138
10331 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10332 Also skip vect_double_reduction_def.
10334 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10337 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10338 if the operand is "m".
10340 2016-03-09 Nathan Sidwell <nathan@acm.org>
10342 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10344 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10346 * config/i386/i386.c (processor_target_table): Fix cost table
10347 intialization order for znver1.
10349 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10351 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10352 - becuase -> because.
10353 * ipa-reference.c (ignore_module_statics): Likewise.
10354 * cgraph.c (cgraph_node::get_body): Likewise.
10355 * ipa-inline.c (early_inliner): Likewise.
10356 * ipa-devirt.c (types_same_for_odr): Likewise.
10357 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10358 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10360 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10362 * tree-ssa-math-opts.c: Fix typo in comment.
10364 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10367 * config/i386/i386.c (scalar_chain::make_vector_copies,
10368 scalar_chain::convert_reg): Call end_sequence in between
10369 get_insns and emit_conversion_insns rather than after both
10372 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10375 * config/i386/i386.h (machine_function): Add
10376 pc_thunk_call_expanded flag.
10377 (ix86_pc_thunk_call_expanded): New define.
10378 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10379 (*set_got): Rename insn pattern from set_got.
10380 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10381 * config/i386/i386.c (ix86_compute_frame_layout): Use
10382 ix86_pc_thunk_call_expanded to prevent red-zone.
10384 2016-03-07 Martin Jambor <mjambor@suse.cz>
10386 * hsa.h (hsa_get_ctor_statements): Declare.
10387 (hsa_get_dtor_statements): Likewise.
10388 (hsa_get_kernel_dispatch_type): Likewise.
10389 * hsa.c (hsa_get_ctor_statements): New function.
10390 (hsa_get_dtor_statements): Likewise.
10391 (hsa_get_kernel_dispatch_type): Likewise.
10392 * hsa-brig.c (hsa_cdtor_statements): Removed.
10393 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10394 hsa_get_dtor_statements.
10395 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10396 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10398 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10400 * config/arm/arm-cores.def (cortex-r8): New.
10401 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10402 * config/arm/arm-tune.md: Likewise.
10403 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10405 2016-03-07 Martin Sebor <msebor@redhat.com>
10407 PR rtl-optimization/19705
10408 * doc/invoke.texi (Options That Control Optimization): Clarify
10409 -fno-branch-count-reg.
10411 2016-02-26 Richard Biener <rguenther@suse.de>
10412 Jeff Law <law@redhat.com>
10414 PR tree-optimization/69740
10415 * cfghooks.c (remove_edge): Request loop fixups if we delete
10416 an edge that might turn an irreducible loop into a natural
10418 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10419 Move after definition of loops_state_clear.
10421 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10423 PR rtl-optimization/69052
10424 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10427 2016-03-07 Tom de Vries <tom@codesourcery.com>
10429 PR tree-optimization/70116
10430 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10431 is_tm_ending stmts and ubsan/asan internal functions.
10432 (find_duplicate): Use it. Don't test is_tm_ending here.
10434 2016-03-07 Richard Biener <rguenther@suse.de>
10436 PR tree-optimization/70115
10437 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10438 (propagate_constants_for_unrolling): Use replace_uses_by.
10440 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10442 PR middle-end/69916
10443 * omp-low.c (struct oacc_loop): Add ifns.
10444 (new_oacc_loop_raw): Initialize it.
10445 (finish_oacc_loop): Clear mask & flags if no ifns.
10446 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10447 (oacc_loop_xform_loop): Add ifns arg & adjust.
10448 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10450 2016-03-07 Richard Henderson <rth@redhat.com>
10453 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10454 (insert_value_copy_on_edge): Likewise.
10456 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10458 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10460 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10463 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10465 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10467 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10469 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10471 Fix sseimul type attribute.
10472 * config/i386/znver1.md
10473 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10474 znver1_sseimul_avx256_load) : Fix the type attribute.
10475 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10476 pipe usage and latency.
10478 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10481 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10482 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10485 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10488 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10490 PR rtl-optimization/69941
10491 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10492 the reg share its mode.
10494 2016-03-04 Jeff Law <law@redhat.com>
10496 PR tree-optimization/69196
10497 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10498 If the both SSA_NAMEs are anonymous, then consider them unassociated
10499 and include the PHI in the statement count.
10501 2016-03-05 Tom de Vries <tom@codesourcery.com>
10503 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10504 construct in oacc routine. Check for oacc region in oacc routine.
10506 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10509 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10510 2016-02-22 changes, instead don't recurse if RECUR is already true.
10511 Don't change *dynamic_check if RECUR. Adjust recursive caller
10512 to pass true to the new argument.
10513 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10516 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10517 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10519 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10521 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10523 PR rtl-optimization/57676
10524 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10525 with flag_checking.
10527 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10529 * tree-vect-patterns.c (search_type_for_mask): Handle
10530 comparison of booleans.
10532 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10534 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10538 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10539 all other ops that have dw_val_class_die_ref operands,
10540 and DW_OP_GNU_entry_value.
10542 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10544 PR rtl-optimization/69904
10545 * config/arm/arm.c (arm_cannot_copy_insn_p):
10546 Return true for load-exclusive instructions.
10548 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10551 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10552 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10553 the pattern no matter if it is used just by non-pattern, pattern
10555 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10556 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10557 oprnd1 def_stmt is in pattern, don't look through it.
10559 2016-03-03 Marek Polacek <polacek@redhat.com>
10561 PR middle-end/70050
10562 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10564 2016-03-03 Martin Liska <mliska@suse.cz>
10566 PR tree-optimization/70043
10567 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10568 previous statement if we see a debug statement.
10570 2016-03-03 Richard Biener <rguenther@suse.de>
10572 PR tree-optimization/55936
10573 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10574 parameter and guard unsafe equivalence use.
10575 (vrp_evaluate_conditional_warnv_with_ops): Always use
10576 safe equivalences but not via the quadratic compare_names
10579 2016-03-03 Michael Collison <michael.collison@linaro.org>
10582 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10583 for operand 1 to s_register_operand. Change predicate for operand
10584 2 to arm_not_immediate_operand.
10586 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10588 * doc/tm.texi: Regenerated.
10590 2016-03-02 Richard Henderson <rth@redhat.com>
10593 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10594 simplification when all args are positive non-fixed registers.
10596 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10598 * target.def (lra_p): Specify that new ports should use LRA.
10600 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10603 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10604 gimplify_type_sizes the type they refer to.
10605 (omp_notice_variable): Handle reference vars to VLAs.
10606 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10607 reference to VLA decls in the second pass instead of first pass.
10609 2016-03-02 Tom de Vries <tom@codesourcery.com>
10611 PR tree-optimization/68659
10612 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
10613 new_expr == NULL_TREE.
10614 (get_new_name): Handle ADDR_EXPR.
10616 2016-03-02 Bin Cheng <bin.cheng@arm.com>
10618 PR rtl-optimization/69052
10619 * loop-invariant.c (canonicalize_address): New function.
10620 (inv_can_prop_to_addr_use): Check validity of address expression
10621 which is canonicalized by above function.
10623 2016-03-02 Alan Modra <amodra@gmail.com>
10626 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
10629 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10632 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
10633 (*movhi_internal): Put mask moves from and to memory separately
10634 from moves from/to GPRs.
10636 2016-03-02 Richard Biener <rguenther@suse.de>
10638 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
10639 GENERIC expressions in GIMPLE.
10641 2016-03-02 Richard Biener <rguenther@suse.de>
10643 * config/i386/i386.c (type_natural_mode): Fix typo.
10645 2016-03-02 Nick Clifton <nickc@redhat.com>
10647 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
10649 2016-03-02 Richard Biener <rguenther@suse.de>
10650 Uros Bizjak <ubizjak@gmail.com>
10653 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
10655 2016-03-02 Richard Biener <rguenther@suse.de>
10657 PR middle-end/67278
10658 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
10660 2016-03-02 Marek Polacek <polacek@redhat.com>
10663 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
10664 "is promoted to" warning.
10666 2016-03-01 DJ Delorie <dj@redhat.com>
10668 * config.gcc: Deprecate mep-*.
10670 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
10672 PR middle-end/70025
10673 * lra-constraints.c (regno_val_use_in): New.
10674 (match_reload): Use it instead of regno_use_in.
10676 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10678 PR rtl-optimization/70007
10679 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
10680 references present in REG_EQUAL notes attached to non-SET patterns.
10682 2016-03-01 Jeff Law <law@redhat.com>
10684 PR tree-optimization/69196
10685 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10686 Appropriately clamp the number of statements to copy when the
10687 thread path does not traverse a loop backedge.
10689 PR tree-optimization/69196
10690 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10691 Do count some PHIs in the thread path against the insn count. Decrease
10692 final statement count by one as the control statement in the last
10693 block will get removed. Remove special cased code for handling PHIs
10696 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
10699 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
10700 asm dialect alternatives to explicit GOTPCREL calls.
10702 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
10705 * ira.c (do_reload): Issue warning for generic stack checking here...
10706 * reload1.c (reload): ...instead of here and streamline it.
10708 2016-03-01 Nick Clifton <nickc@redhat.com>
10710 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
10712 2016-03-01 Richard Biener <rguenther@suse.de>
10714 PR tree-optimization/69983
10715 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
10716 types and fall back to operand_equal_p.
10718 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10721 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10723 * config/s390/constraints.md ("jm8"): New constraint.
10724 * config/s390/predicates.md ("const_int_8bitset_operand"): New
10726 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
10728 ("*setmem_long<setmem_and>"): New pattern.
10729 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
10731 ("*setmem_long_31z<setmem_and>"): New pattern.
10732 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
10733 New substitution rules with the required attributes.
10736 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10739 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10741 * gensupport.c (process_substs_on_one_elem): Split loop to
10742 complete mark_operands_used_in_match_dup on all expressions in the
10744 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10745 and remove function.
10747 2016-03-01 Richard Biener <rguenther@suse.de>
10749 PR middle-end/70022
10750 * fold-const.c (fold_indirect_ref_1): Fix range checking for
10751 vector BIT_FIELD_REF extract.
10753 2016-03-01 Richard Biener <rguenther@suse.de>
10755 PR tree-optimization/69994
10756 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
10758 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
10760 PR tree-optimization/69956
10761 * tree-vect-stmts.c (supportable_widening_operation): Support
10762 multi-step conversion of boolean vectors.
10763 (supportable_narrowing_operation): Likewise.
10765 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10767 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
10770 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10772 * config/s390/subst.md (DSI_VI): New mode iterator.
10773 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
10774 * config/s390/vector.md ("vec_set<mode>"): Move expander before
10775 the insn definition.
10776 ("*vec_set<mode>"): Change predicate and add alternative to
10777 support only either register or const_int operands as element
10779 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
10781 ("vec_extract<mode>"): New expander.
10782 ("*vec_extract<mode>"): New insn definition supporting reg and
10783 const_int element selectors.
10784 ("*vec_extract<mode>_plus"): New insn definition supporting
10785 reg+const_int element selectors.
10786 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
10787 following expander+insn definition.
10788 ("<vec_shifts_name><mode>3"): New expander.
10789 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
10791 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10793 * config/s390/s390.md ("*tabort_1"): Change predicate to
10794 nonmemory_operand. Add a second alternative to cover
10795 register as well as const int operands.
10796 ("*tabort_1_plus"): New pattern definition.
10798 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10800 * config/s390/s390.md ("*ashrdi3_cc_31")
10801 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
10802 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
10803 Merge insn definitions into ...
10804 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10805 New pattern definition.
10806 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
10807 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
10808 ("*ashr<mode>3_and"): Merge insn definitions into ...
10809 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
10810 New pattern definition.
10811 * config/s390/subst.md ("addr_style_op_cc_subst")
10812 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
10813 substitutions patterns plus attributes.
10814 Add ashiftrt to SUBST iterator.
10816 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10818 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
10819 op2 to nonmemory_operand.
10820 ("*<shift>di3_31", "*<shift>di3_31_and"):
10821 Merge into single pattern definition ...
10822 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
10823 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
10824 pattern definition ...
10825 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
10826 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
10829 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10831 * config/s390/predicates.md (const_int_6bitset_operand): New
10833 * config/s390/s390.md: Include subst.md.
10834 ("rotl<mode>3"): New expander.
10835 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
10837 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
10838 * config/s390/subst.md: New file.
10840 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10842 * config/s390/s390.md ("op_type", "atype", "length" attributes):
10843 Remove RRR type. It doesn't really exist.
10844 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
10846 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
10847 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
10848 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
10849 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
10850 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
10851 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
10852 `enabled' attribute.
10854 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10856 * gensupport.c (process_substs_on_one_elem): Split loop to
10857 complete mark_operands_used_in_match_dup on all expressions in the
10859 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10860 and remove function.
10862 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10865 * config/sparc/sparc.c (NWORDS_UP): Rename to...
10866 (CEIL_NWORDS): ...this. Use CEIL macro.
10867 (compute_fp_layout): Adjust to above renaming.
10868 (function_arg_union_value): Likewise.
10869 (sparc_arg_partial_bytes): Likewise.
10870 (sparc_function_arg_advance): Likewise.
10872 2016-02-29 Jeff Law <law@redhat.com>
10874 PR tree-optimization/70005
10875 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
10876 where an object with a boolean range is compared against a value
10879 PR tree-optimization/69999
10880 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
10881 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
10884 2016-02-29 Richard Biener <rguenther@suse.de>
10886 PR tree-optimization/69994
10887 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
10888 (get_unary_op): Look through nop conversions.
10889 (ops_equal_values_p): New function, look for equality diregarding
10891 (eliminate_plus_minus_pair): Use ops_equal_values_p
10892 (repropagate_negates): Do not use get_unary_op here.
10894 2016-02-29 Martin Liska <mliska@suse.cz>
10896 * system.h: Poison ENABLE_CHECKING macro.
10898 2016-02-29 Martin Liska <mliska@suse.cz>
10900 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
10901 is presented in dump flags.
10902 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10903 (hsa_regalloc): Likewise.
10905 2016-02-19 Richard Biener <rguenther@suse.de>
10907 PR tree-optimization/69980
10908 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
10909 permutation of those we need to keep.
10911 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10914 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
10915 (NWORDS_UP): ...this
10916 (init_cumulative_args): Minor tweaks.
10917 (sparc_promote_function_mode): Likewise.
10918 (scan_record_type): Delete.
10919 (traverse_record_type): New function template.
10920 (classify_data_t): New structure type.
10921 (classify_registers): New inline function.
10922 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
10923 exhausted. Instantiate traverse_record_type on classify_registers and
10924 deal with the case of a structure passed in slot #15 with no FP field
10926 (assign_data_t): New structure type.
10927 (compute_int_layout): New static function.
10928 (compute_fp_layout): Likewise.
10929 (count_registers): New inline function.
10930 (assign_int_registers): New static function.
10931 (assign_fp_registers): Likewise.
10932 (assign_registers): New inline function.
10933 (function_arg_record_value_1): Delete.
10934 (function_arg_record_value_2): Likewise.
10935 (function_arg_record_value_3): Likewise.
10936 (function_arg_record_value): Adjust to above changes. Instantiate
10937 traverse_record_type on count_registers to first count the number of
10938 registers to be used and then on assign_registers to assign them.
10939 (function_arg_union_value): Adjust to above renaming.
10940 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
10941 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
10942 case of a structure passed in slot #15
10943 (sparc_function_arg_advance): Likewise.
10944 (function_arg_padding): Minor tweak.
10946 2016-02-29 Richard Biener <rguenther@suse.de>
10948 PR tree-optimization/69720
10949 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
10950 the adjustment_def path for possibly vectorized defs.
10951 (vect_create_epilog_for_reduction): Handle vectorized initial
10954 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
10956 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
10958 2016-02-27 Jeff Law <law@redhat.com>
10961 2016-02-26 Richard Biener <rguenther@suse.de>
10962 Jeff Law <law@redhat.com>
10964 PR tree-optimization/69740
10965 * cfghooks.c (remove_edge): Request loop fixups if we delete
10966 an edge that might turn an irreducible loop into a natural
10969 2016-02-27 Jakub Jelinek <jakub@redhat.com>
10971 PR rtl-optimization/69896
10972 * tree-vect-generic.c (get_compute_type): Avoid single element
10975 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
10977 Rename the AArch64 tuning option and related functions to enable the
10978 Newton series for the reciprocal square root to reflect its
10979 approximative characteristic.
10981 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
10982 function to "aarch64_emit_approx_rsqrt".
10983 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
10984 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
10985 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
10986 (xgene1_tunings): Likewise.
10987 (use_rsqrt_p): Likewise.
10988 (aarch64_emit_swrsqrt): Use new function name.
10989 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
10990 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
10991 text explaining this option.
10992 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
10994 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10997 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
10998 complain about -mallow-movmisalign without -mvsx if
10999 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11001 2016-02-26 Joel Sherrill <joel@rtems.org>
11003 * config.gcc: Add x86_64-*-rtems*.
11004 * config/i386/rtems-64.h: New file.
11006 2016-02-26 Joel Sherrill <joel@rtems.org>
11008 * config.gcc: Add aarch64-*-rtems*.
11009 * config/aarch64/rtems.h: New file.
11011 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11014 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11015 shift amount using %h. Add comment.
11017 2016-02-26 Richard Biener <rguenther@suse.de>
11018 Jeff Law <law@redhat.com>
11020 PR tree-optimization/69740
11021 * cfghooks.c (remove_edge): Request loop fixups if we delete
11022 an edge that might turn an irreducible loop into a natural
11025 2016-02-26 Martin Jambor <mjambor@suse.cz>
11027 PR middle-end/69920
11028 * tree-sra.c (sra_modify_assign): Do not remove loads of
11029 uninitialized aggregates to SSA_NAMEs.
11031 2016-02-26 Richard Henderson <rth@redhat.com>
11034 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11035 pseudo in case the target rtx matches the source of the left
11038 2016-02-26 Martin Jambor <mjambor@suse.cz>
11041 * hsa.h (hsa_type_packed_p): Declare.
11042 * hsa.c (hsa_type_packed_p): New function.
11043 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11045 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11046 * hsa-brig.c (emit_basic_insn): Likewise.
11048 2016-02-26 Martin Jambor <mjambor@suse.cz>
11051 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11053 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11055 2016-02-26 Martin Jambor <mjambor@suse.cz>
11057 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11058 hsa_op_with_type operands.
11059 (hsa_unsigned_type_for_type): Declare.
11060 * hsa.c (hsa_unsigned_type_for_type): New function.
11061 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11062 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11063 the finalizer. Do not emit extra move.
11065 2016-02-26 Martin Jambor <mjambor@suse.cz>
11067 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11068 atomic operations in private segment.
11070 2016-02-26 Martin Jambor <mjambor@suse.cz>
11072 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11073 statements to wi->info. Also disallow omp simd constructs.
11074 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11075 for not gridifying. Dump special string for omp_for.
11077 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11080 * config/aarch64/aarch64.c (aarch64_set_current_function):
11081 Save/restore target globals when switching to
11082 target_option_default_node.
11084 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11087 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11088 Return 0 if !SHIFT_COUNT_TRUNCATED.
11090 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11091 Eric Botcazou <ebotcazou@adacore.com>
11093 PR rtl-optimization/69891
11094 * dse.c (scan_insn): If we can't figure out memset arguments
11095 or they are non-constant, call clear_rhs_from_active_local_stores.
11097 2016-02-26 Martin Liska <mliska@suse.cz>
11099 * doc/extend.texi: Mention clog10, clog10f an clog10l
11100 in Builtins section.
11102 2016-02-26 Martin Liska <mliska@suse.cz>
11104 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11106 (resolve_args_picking_1): Likewise.
11107 * dwarf2out.h (struct GTY): Likewise.
11109 2016-02-26 Martin Liska <mliska@suse.cz>
11111 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11112 with flag_checking.
11113 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11115 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11116 Martin Liska <mliska@suse.cz>
11118 * doc/install.texi: Mention --enable-valgrind-annotations.
11120 2016-02-26 Richard Biener <rguenther@suse.de>
11122 PR tree-optimization/69551
11123 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11124 looking through aliases adjust DECL_PT_UID to refer to the
11125 ultimate alias target.
11127 2016-02-25 Martin Liska <mliska@suse.cz>
11129 PR middle-end/69919
11130 * alloc-pool.c (after_memory_report): New variable.
11131 * alloc-pool.h (base_pool_allocator ::release): Do not use
11132 the infrastructure if after_memory_report.
11133 * toplev.c (toplev::main): Mark after memory report.
11135 2016-02-25 Richard Biener <rguenther@suse.de>
11137 PR tree-optimization/48795
11138 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11140 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11143 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11144 offloading is enabled and -fopenacc or -fopenmp is specified.
11145 (CRTOFFLOADEND): Likewise.
11146 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11147 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11148 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11149 (offload_objects_file_name): New static var.
11150 (tool_cleanup): Remove offload_objects_file_name file.
11151 (find_offloadbeginend): Replace with ...
11152 (find_crtoffloadtable): ... this.
11153 (run_gcc): Remove offload_argc and offload_argv.
11154 Get offload_objects_file_name from -foffload-objects=... option.
11155 Read names of object files with offload from this file, pass them to
11156 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11157 don't pass offloadbegin and offloadend to the linker. Don't pass
11158 offload non-LTO files to the linker, because now they're not claimed.
11160 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11163 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11164 on builtin_unreachable.
11166 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11168 PR rtl-optimization/69896
11169 * regcprop.c: Include cfgrtl.h.
11170 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11171 than remembered mode, either delete it (if noop_move_p), or
11172 treat like copy_p but not noop_p instruction.
11174 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11177 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11178 - allow NULL decl for Fortran DW_TAG_common_block variables.
11180 2016-02-24 Jason Merrill <jason@redhat.com>
11182 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11184 2016-02-24 Richard Biener <rguenther@suse.de>
11185 Jakub Jelinek <jakub@redhat.com>
11187 PR middle-end/69760
11188 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11189 conditionally executed ops to well-defined overflow behavior.
11191 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11193 PR middle-end/69915
11194 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11197 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11199 PR rtl-optimization/69886
11200 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11201 argument. Use it when checking validity of set instructions.
11202 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11203 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11205 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11206 * store-motion.c (find_moveable_store): Update
11207 can_assign_to_reg_without_clobbers_p callsite.
11209 2016-02-24 Richard Biener <rguenther@suse.de>
11211 PR middle-end/68963
11212 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11214 (record_nonwrapping_iv): Do not fall back to the low/high bound
11215 for non-constant IV bases if the stmt is not always executed.
11217 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11219 * config/arm/arm-cores.def (cortex-a32): New entry.
11220 * config/arm/arm-tables.opt: Regenerate.
11221 * config/arm/arm-tune.md: Regenerate.
11222 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11223 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11224 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11225 for -mcpu and -mtune.
11227 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11230 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11231 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11232 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11233 (atomic_loaddi_1): Delete.
11234 (atomic_loaddi): Rewrite expander using the above changes.
11236 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11239 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11242 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11243 Richard Biener <rguenth@suse.de>
11245 PR middle-end/69909
11246 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11247 set_mem_attributes if tem is SSA_NAME which got expanded
11250 2016-02-24 Richard Biener <rguenther@suse.de>
11252 PR tree-optimization/69907
11253 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11254 end of permutations for BB vectorization.
11256 2016-02-24 Christian Bruel <christian.bruel@st.com>
11258 * config/arm/arm-c.c (arm_option_override): Initialize
11259 target_option_current_node.
11260 * config/arm/arm.c (arm_pragma_target_parse): Replace
11261 build_target_option_node call by target_option_current_node.
11262 Set target_option_current_node.
11265 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11268 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11269 define_insn_and_split to define_insn.
11270 (zero_extendqi<mode>2_dot2): Same.
11271 (extendqi<mode>2_dot): Same.
11272 (extendqi<mode>2_dot2): Same.
11274 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11276 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11277 and add bypass for AES{D,E} and AESMC pairs.
11278 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11281 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11283 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11284 series for reciprocal square root in Exynos M1.
11286 2016-02-23 Martin Sebor <msebor@redhat.com>
11289 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11290 __builtin_alloca_with_align.
11292 2016-02-23 Richard Henderson <rth@redhat.com>
11294 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11295 (ix86_register_pragmas): Remove __seg_tls.
11296 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11297 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11298 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11299 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11300 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11301 * doc/extend.texi (__seg_tls): Remove item.
11303 2016-02-23 Richard Biener <rguenther@suse.de>
11305 * alloc-pool.h (struct allocation_object): Make id member
11306 conditional on CHECKING_P again.
11307 (get_instance): Adjust.
11308 (base_pool_allocator): Likewise.
11310 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11312 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11313 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11315 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11317 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11319 2016-02-23 Richard Biener <rguenther@suse.de>
11321 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11322 * bitmap.h (struct bitmap_usage): Likewise.
11323 (bitmap_move): Declare.
11324 * bitmap.c (register_overhead): Take size_t argument.
11325 (bitmap_move): New function.
11326 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11327 to properly account overhead.
11328 * tree.c (free_node): Use tree_size.
11330 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11333 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11334 when inverting comparison.
11337 * common.opt (Wunreachable-code): Add Warning flag.
11339 2016-02-23 Mark Wielaard <mjw@redhat.com>
11340 Jakub Jelinek <jakub@redhat.com>
11343 * cgraphunit.c (check_global_declaration): Check main_input_filename
11344 and DECL_SOURCE_FILE are not NULL.
11346 2016-02-23 Martin Jambor <mjambor@suse.cz>
11348 PR tree-optimization/69666
11349 * tree-sra.c (sra_modify_assign): Do not attempt to create
11350 default_def replacements for unscalarizable regions.
11352 2016-02-20 Mark Wielaard <mjw@redhat.com>
11355 * cgraphunit.c (check_global_declaration): Check level of
11356 warn_unused_const_variable and main_input_filename.
11357 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11358 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11359 (-Wunused-const-variable): Explain levels 1 and 2.
11361 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11364 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11365 identical arguments. Formatting and spelling fixes.
11368 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11373 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11374 and m68k-devices.def.
11375 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11376 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11378 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11380 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11381 and HImode registers.
11383 2016-02-22 Richard Biener <rguenther@suse.de>
11385 PR tree-optimization/69882
11386 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11387 preserve permutations present because of gaps.
11388 (vect_supported_load_permutation_p): Always continue checking
11389 permutations after vect_attempt_slp_rearrange_stmts.
11391 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11393 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11394 min_profitable_estimate, rather than min_profitable_iters.
11396 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11399 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11400 SImode for last match_operand.
11402 2016-02-22 Martin Liska <mliska@suse.cz>
11404 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11405 return bitsize - 1 as the return value.
11407 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11411 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11412 Handle negative shift counts.
11413 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11414 force_reg on the shift constant.
11415 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11416 (lshrsi3_d): Handle negative shift counts.
11418 2016-02-22 Richard Biener <rguenther@suse.de>
11419 Tom de Vries <tom@codesourcery.com>
11421 * graph.c: Include dumpfile.h.
11422 (print_graph_cfg): Split into three overloads.
11423 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11425 2016-02-22 Tom de Vries <tom@codesourcery.com>
11427 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11430 2016-02-22 Richard Biener <rguenther@suse.de>
11433 * ipa-inline-transform.c (inline_call): When not updating
11434 overall summaries adjust self size by the growth estimate.
11435 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11436 hash-set, do not update overall summaries here. Renamed from ...
11437 (inline_to_all_callers): ... this which is now wrapping the
11438 above and performing delayed overall summary update.
11439 (early_inline_small_functions): Delay updating of the overall
11442 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11444 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11447 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11450 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11451 :%* in %:gt() argument.
11452 (greater_than_spec_func): Adjust for expecting only numbers,
11453 if there are more than two numbers, compare the last two.
11455 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11457 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11458 -Wnarrowing with -std.
11460 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11463 * expr.c (store_field): Don't use bit-field path if exp is
11464 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11465 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11466 and the assignment can be performed by bitwise copy. Formatting
11469 PR middle-end/69838
11470 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11471 call copy_reg_eh_region_note_forward on before and/or after sequences
11472 and remove note from insn if it no longer can throw.
11475 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11476 if TARGET_AVX512BW.
11478 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11480 * config/s390/vector.md: Add missing commutative operand markers
11481 to the patterns which qualify for one.
11482 * config/s390/vx-builtins.md: Likewise.
11484 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11486 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11487 types to mode iterators.
11488 (vec_double): ... and mode attribute.
11489 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11491 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11493 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11494 Change the predicate of op2 from nonimmediate to general and let
11495 reload fix it if necessary.
11497 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11499 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11501 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11503 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11506 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11508 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11509 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11510 * config/s390/s390.md ("movstr<P:mode>"): Call
11511 s390_expand_vec_movstr.
11513 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11515 * config/s390/s390.md: Add missing output modifier for operand 1
11516 to print it as address properly.
11518 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11520 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11521 * config/s390/2964.md: New file.
11522 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11523 of insn grouping attributes depending on the CPU level.
11524 (s390_get_unit_mask): New function.
11525 (s390_sched_score): Remove the OOO from the scheduling macros.
11526 Add loop to calculate a score for the instruction mix.
11527 (s390_sched_reorder): Likewise plus improve debug output.
11528 (s390_sched_variable_issue): Rename macros as above. Calculate
11529 the unit distances after actually scheduling an insn. Improve
11531 (s390_sched_init): Clear last_scheduled_unit_distance array.
11532 * config/s390/s390.md: Include 2964.md.
11534 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11537 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11538 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11539 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11540 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11541 *avx512f_<code>v8div16qi2_mask_1): New insns.
11543 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11546 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11549 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11550 earlyclobber from target. Use wF constraint for fused memory
11552 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11554 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11555 Martin Liska <mliska@suse.cz>
11558 * cfgexpand.c (asan_sanitize_stack_p): New function.
11559 (partition_stack_vars): Use the function.
11560 (expand_stack_vars): Likewise.
11561 (defer_stack_allocation): Likewise.
11562 (expand_used_vars): Likewise.
11564 2016-02-18 Richard Biener <rguenther@suse.de>
11566 PR middle-end/69553
11567 * fold-const.c (operand_equal_p): Properly compare offsets for
11568 IMAGPART_EXPR and ARRAY_REF.
11570 2016-02-18 Nick Clifton <nickc@redhat.com>
11574 * config/arm/arm.c (arm_option_override_internal): Disable
11575 interworking if the target does not support thumb instructions.
11576 (arm_reload_in_hi): Handle the case where a register to register
11577 move needs reloading because there is no simple pattern to handle
11579 (arm_reload_out_hi): Likewise.
11581 2016-02-18 Richard Biener <rguenther@suse.de>
11583 PR middle-end/69854
11584 * match.pd: Don't use fold_binary or fold_unary for folding
11587 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11590 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11591 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11592 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11593 warn on gimple_no_warning_p statements.
11595 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11597 * doc/extend.texi (C++ Attributes): Correct description of
11598 warn_unused type attribute.
11600 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11602 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11603 correct instruction.
11605 2016-02-17 Richard Biener <rguenther@suse.de>
11607 PR rtl-optimization/69609
11608 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
11609 (find_traces_1_round): When ending a trace update cached priority
11611 (bb_to_key): Use cached priority when available.
11612 (copy_bb): Initialize cached priority.
11613 (reorder_basic_blocks_software_trace_cache): Likewise.
11615 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11618 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
11620 (aarch64_comparison_operator): Break overly long line into two.
11621 (aarch64_comparison_operation): Likewise.
11622 * config/aarch64/aarch64.md (cstorecc4): Use
11623 aarch64_comparison_operator_mode instead of
11624 aarch64_comparison_operator.
11625 (cstore<mode>4): Likewise.
11626 (aarch64_cstore<mode>): Likewise.
11627 (*cstoresi_insn_uxtw): Likewise.
11628 (cstore<mode>_neg): Likewise.
11629 (*cstoresi_neg_uxtw): Likewise.
11631 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11634 * config/arm/predicates.md (arm_comparison_operator_mode):
11636 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
11637 instead of arm_comparison_operator.
11638 (*mov_negscc): Likewise.
11639 (*mov_notscc): Likewise.
11640 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
11641 (*thumb2_mov_negscc): Likewise.
11642 (*thumb2_mov_negscc_strict_it): Likewise.
11643 (*thumb2_mov_notscc): Likewise.
11644 (*thumb2_mov_notscc_strict_it): Likewise.
11646 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
11648 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
11649 Add missing return.
11651 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
11653 * config/visium/visium.c (machine_libfunc_index): New enum.
11654 (machine_libfuncs): New structure.
11655 (visium_libfuncs): New static variable.
11656 (TARGET_INIT_LIBFUNCS): Define to...
11657 (visium_init_libfuncs): ...this. New function.
11658 (expand_block_move_4): Use the appropriate libfunc.
11659 (expand_block_move_2): Likewise.
11660 (expand_block_move_1): Likewise.
11661 (expand_block_set_4): Likewise.
11662 (expand_block_set_2): Likewise.
11663 (expand_block_set_1): Likewise.
11664 (visium_trampoline_init): Likewise.
11666 2016-02-17 Nick Clifton <nickc@redhat.com>
11668 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
11669 TI's devices.csv file as of March 2016.
11671 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
11674 * opts-global.c (handle_common_deferred_options): Introduce and
11675 initialize two global variables to remember command-line options
11676 specifying a stack-limiting register.
11677 * opts.h: Add extern declarations of the two new global variables.
11678 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
11679 variable based on the values of the two new global variables.
11681 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11684 * common.opt (Wnonnull-compare): New warning.
11685 * doc/invoke.texi (-Wnonnull): Remove text about comparison
11686 of arguments against NULL.
11687 (-Wnonnull-compare): Document.
11688 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
11689 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
11690 * passes.def (pass_warn_nonnull_compare): Add.
11691 * gimple-ssa-nonnull-compare.c: New file.
11693 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11695 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
11696 AARCH64_EXTRA_TUNE_RECIP_SQRT.
11698 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11700 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
11701 reciprocal sqrt for -mlow-precision-recip-sqrt.
11703 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11704 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11706 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
11707 always use lane loads to construct non-constant vectors.
11709 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
11711 * config/aarch64/aarch64.md
11712 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
11713 constraints for operand 3.
11714 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
11716 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11717 Richard Biener <rguenther@suse.de>
11719 PR tree-optimization/69820
11720 * tree-vect-patterns.c (type_conversion_p): Return false if
11721 *orig_type is unsigned single precision or boolean.
11722 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
11725 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11727 PR rtl-optimization/69764
11728 PR rtl-optimization/69771
11729 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
11730 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
11732 2016-02-16 Richard Biener <rguenther@suse.de>
11734 PR tree-optimization/69776
11735 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
11737 (indirect_refs_may_alias_p): Likewise.
11738 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
11739 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
11740 according to tbaa_p.
11741 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
11742 (optimize_stmt): For redundant store discovery do not allow tbaa.
11744 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
11746 PR tree-optimization/69714
11747 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
11748 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
11750 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
11752 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
11753 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
11754 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
11755 * config/arc/arc.c (arc_init): Check FPU options.
11756 (get_arc_condition_code): Handle new CC_FPU* modes.
11757 (arc_select_cc_mode): Likewise.
11758 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
11759 register pair only. Allow access for ARCv2 accumulator.
11760 (gen_compare_reg): Whenever we have FPU support use FPU compare
11762 (arc_reorg): Don't generate brcc insns when FPU compare
11763 instructions are involved.
11764 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
11765 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
11766 floating point emulation.
11767 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
11768 (REVERSE_CONDITION): Add new CC_FPU* modes.
11769 (TARGET_FP_SP_BASE): Define.
11770 (TARGET_FP_DP_BASE): Likewise.
11771 (TARGET_FP_SP_FUSED): Likewise.
11772 (TARGET_FP_DP_FUSED): Likewise.
11773 (TARGET_FP_SP_CONV): Likewise.
11774 (TARGET_FP_DP_CONV): Likewise.
11775 (TARGET_FP_SP_SQRT): Likewise.
11776 (TARGET_FP_DP_SQRT): Likewise.
11777 (TARGET_FP_DP_AX): Likewise.
11778 * config/arc/arc.md (ARCV2_ACC): New constant.
11779 (type): New fpu type attribute.
11780 (SDF): Conditional iterator.
11781 (cstore<mode>, cbranch<mode>): Change expand condition.
11782 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
11783 handles FPU/FPX cases as well.
11784 * config/arc/arc.opt (mfpu): New option.
11785 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
11787 (adddf3, muldf3, subdf3): Removed.
11788 * config/arc/predicates.md (proper_comparison_operator): Recognize
11790 * config/arc/fpu.md: New file.
11791 * doc/invoke.texi (ARC Options): Document mfpu option.
11793 2016-02-16 Richard Biener <rguenther@suse.de>
11795 PR rtl-optimization/69291
11796 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
11797 noce_operand_ok check.
11799 2016-02-16 Tom de Vries <tom@codesourcery.com>
11802 * omp-low.c (simd_clone_create): Remove call to
11803 symtab->call_cgraph_insertion_hooks.
11805 2016-02-16 Jakub Jelinek <jakub@redhat.com>
11807 PR tree-optimization/69802
11808 * tree-ssa-reassoc.c (update_range_test): If op is
11809 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
11810 op == 1 test of precision 1 integral op, otherwise handle
11811 that case as op itself. Fix up formatting.
11812 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
11815 2016-02-16 Richard Biener <rguenther@suse.de>
11817 PR tree-optimization/69586
11818 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
11819 types for conversion sources.
11821 2016-02-16 Richard Biener <rguenther@suse.de>
11823 PR middle-end/69801
11824 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
11825 mask OEP_ADDRESS_OF.
11827 2016-02-16 Alan Modra <amodra@gmail.com>
11830 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
11831 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
11832 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
11834 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
11835 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
11836 (p8_fmrgow_<mode>): Likewise.
11837 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
11839 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
11840 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
11841 to use movdi_internal64. Remove op0_di.
11842 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
11844 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
11846 Add support for the FCCMP insn types
11848 * config/aarch64/aarch64.md (fccmp): Change insn type.
11849 (fccmpe): Likewise.
11850 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
11851 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
11852 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
11853 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
11854 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
11855 * config/arm/types.md (fccmps): Add new insn type.
11856 (fccmpd): Likewise.
11858 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
11860 * alias.c (get_alias_set): Fix a typo in comment.
11862 2016-02-15 Richard Biener <rguenther@suse.de>
11864 PR tree-optimization/69595
11865 * match.pd: Complete range test simplification to true.
11867 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
11869 PR rtl-optimization/69648
11870 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
11871 pic_offset_table_rtx.
11873 PR rtl-optimization/69752
11874 * ira.c (update_equiv_regs): When looking for more than a single SET,
11875 also take other side effects into account.
11877 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11879 * config/s390/s390.c (s390_function_profiler): Add a new sequence
11880 for z900+ CPUs in 31-bit mode.
11882 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11884 * common/config/s390/s390-common.c (s390_supports_split_stack):
11886 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
11887 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
11888 * config/s390/s390.c (struct machine_function): New field
11889 split_stack_varargs_pointer.
11890 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
11891 in s390_emit_prologue.
11892 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
11894 (morestack_ref): New global.
11895 (SPLIT_STACK_AVAILABLE): New macro.
11896 (s390_expand_split_stack_prologue): New function.
11897 (s390_live_on_entry): New function.
11898 (s390_va_start): Use split-stack vararg pointer if appropriate.
11899 (s390_asm_file_end): Emit the split-stack note sections.
11900 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
11901 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
11902 (UNSPECV_SPLIT_STACK_CALL): New unspec.
11903 (UNSPECV_SPLIT_STACK_DATA): New unspec.
11904 (split_stack_prologue): New expand.
11905 (split_stack_space_check): New expand.
11906 (split_stack_data): New insn.
11907 (split_stack_call): New expand.
11908 (split_stack_call_*): New insn.
11909 (split_stack_cond_call): New expand.
11910 (split_stack_cond_call_*): New insn.
11912 2016-02-15 Richard Biener <rguenther@suse.de>
11914 PR tree-optimization/69783
11915 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11916 Add trivially correct cases.
11918 2016-02-15 Tom de Vries <tom@codesourcery.com>
11921 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
11923 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
11925 2016-02-15 Richard Biener <rguenther@suse.de>
11927 PR tree-optimization/69776
11928 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11929 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
11930 indicate whether we can use TBAA to disambiguate against stores.
11931 Use alias-set zero if not.
11932 (visit_reference_op_store): Do not use TBAA when looking up
11934 * tree-ssa-pre.c (compute_avail): Use TBAA here.
11935 (eliminate_dom_walker::before_dom_children): But not when looking
11936 up redundant stores.
11938 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
11940 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
11942 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11944 * config/i386/znver1.md
11945 (znver1_pop, znver1_pop_mem,
11946 znver1_load_imov_double_store,
11947 znver1_load_imov_direct_store,
11948 znver1_load_imov_direct_load,
11949 znver1_load_imov_double_load): Add new.
11950 (znver1_insn, znver1_insn_load): Add icmov type.
11951 (znver1_sseavx_fma,
11952 znver1_sseavx_fma_load,
11954 znver1_avx256_fma_load): Fix pipe usage.
11956 2016-02-14 Alan Modra <amodra@gmail.com>
11959 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
11960 with an invalid hard reg, reload just the reg not the entire
11961 pre/post-inc/dec address expression.
11963 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11966 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
11967 fixed R1_REG scratch reg.
11968 (sibcall_value_pcrel_fdpic): Likewise.
11970 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11974 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
11976 2016-02-12 Walter Lee <walt@tilera.com>
11978 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
11979 * config/tilegx/t-tilegx: Likewise.
11981 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11984 * diagnostic-show-locus.c (struct line_span): New struct.
11985 (layout::get_first_line): Delete.
11986 (layout::get_last_line): Delete.
11987 (layout::get_num_line_spans): New member function.
11988 (layout::get_line_span): Likewise.
11989 (layout::print_heading_for_line_span_index_p): Likewise.
11990 (layout::get_expanded_location): Likewise.
11991 (layout::calculate_line_spans): Likewise.
11992 (layout::m_first_line): Delete.
11993 (layout::m_last_line): Delete.
11994 (layout::m_line_spans): New field.
11995 (layout::layout): Update comment. Replace m_first_line and
11996 m_last_line with m_line_spans, replacing their initialization
11997 with a call to calculate_line_spans.
11998 (diagnostic_show_locus): When printing source lines and
11999 annotations, rather than looping over a single span
12000 of lines, instead loop over each line_span within
12001 the layout, with an inner loop over the lines within them.
12002 Call the context's start_span callback when changing line spans.
12003 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12004 (diagnostic_build_prefix): Break out the building of the location
12005 part of the string into...
12006 (diagnostic_get_location_text): ...this new function, rewriting
12007 it from nested ternary expressions to a sequence of "if"
12009 (default_diagnostic_start_span_fn): New function.
12010 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12011 (diagnostic_context::start_span): New field.
12012 (default_diagnostic_start_span_fn): New prototype.
12014 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12017 * gcc.c (driver::finalize): Fix cleanup of "specs".
12019 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12023 * gcc.c (driver::driver): Initialize m_option_suggestions.
12024 (driver::~driver): Clean up m_option_suggestions.
12025 (suggest_option): Convert to...
12026 (driver::suggest_option): ...this, and split out into
12027 driver::build_option_suggestions and find_closest_string.
12028 (driver::build_option_suggestions): New function, from
12029 first half of suggest_option. Special-case
12030 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12031 the sanitizer_opts array. For options of enum types, add the
12032 various enum values to the candidate strings.
12033 (driver::handle_unrecognized_options): Remove "const".
12034 * gcc.h (driver::handle_unrecognized_options): Likewise.
12035 (driver::build_option_suggestions): New decl.
12036 (driver::suggest_option): New decl.
12037 (driver::m_option_suggestions): New field.
12038 * opts-common.c (add_misspelling_candidates): New function.
12039 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12040 and make non-static.
12041 * opts.h (sanitizer_opts): New array decl.
12042 (add_misspelling_candidates): New function decl.
12043 * spellcheck.c (find_closest_string): New function.
12044 * spellcheck.h (find_closest_string): New function decl.
12046 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12048 PR rtl-optimization/69764
12049 PR rtl-optimization/69771
12050 * optabs.c (expand_binop_directly): For shift_optab_p, force
12051 convert_modes with VOIDmode if xop1 has VOIDmode.
12053 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12056 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12057 to correctly determine instrumentation thunks.
12059 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12062 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12063 type by reference, force lhs on the call.
12066 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12067 Compute retval and retbnd early in all cases if split_part_return_p
12068 and return_bb is not EXIT. Remove all clobber stmts and reset
12069 all debug stmts that refer to SSA_NAMEs defined in split part,
12070 except if it is retval, in that case replace the old retval with the
12071 lhs of the call to the split part.
12073 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12076 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12078 PR middle-end/66726
12079 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12080 whose result is used in PHI.
12081 (maybe_optimize_range_tests): Likewise.
12082 (final_range_test_p): Likweise.
12084 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12086 PR middle-end/66726
12087 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12088 whose result is used in PHI.
12089 (maybe_optimize_range_tests): Likewise.
12090 (final_range_test_p): Likweise.
12092 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12094 * cgraph.c: Spelling fixes - behaviour -> behavior and
12095 neighbour -> neighbor.
12096 * target.def: Likewise.
12097 * sel-sched.c: Likewise.
12098 * config/mips/mips.c: Likewise.
12099 * config/arc/arc.md: Likewise.
12100 * config/arm/cortex-a57.md: Likewise.
12101 * config/arm/arm.c: Likewise.
12102 * config/arm/neon.md: Likewise.
12103 * config/arm/arm-c.c: Likewise.
12104 * config/vms/vms-c.c: Likewise.
12105 * config/s390/s390.c: Likewise.
12106 * config/i386/znver1.md: Likewise.
12107 * config/i386/i386.c: Likewise.
12108 * config/ia64/hpux-unix2003.h: Likewise.
12109 * config/msp430/msp430.md: Likewise.
12110 * config/rx/rx.c: Likewise.
12111 * config/rx/rx.md: Likewise.
12112 * config/aarch64/aarch64-simd.md: Likewise.
12113 * config/aarch64/aarch64.c: Likewise.
12114 * config/nvptx/nvptx.c: Likewise.
12115 * config/bfin/bfin.c: Likewise.
12116 * config/cris/cris.opt: Likewise.
12117 * config/rs6000/rs6000.c: Likewise.
12118 * target.h: Likewise.
12119 * spellcheck.c: Likewise.
12120 * ira-build.c: Likewise.
12121 * tree-inline.c: Likewise.
12122 * builtins.c: Likewise.
12123 * lra-constraints.c: Likewise.
12124 * explow.c: Likewise.
12125 * hwint.h: Likewise.
12126 * targhooks.c: Likewise.
12127 * tree-vect-data-refs.c: Likewise.
12128 * expr.c: Likewise.
12129 * doc/tm.texi: Likewise.
12130 * doc/extend.texi: Likewise.
12131 * doc/install.texi: Likewise.
12132 * doc/md.texi: Likewise.
12133 * tree-ssa-tail-merge.c: Likewise.
12134 * sched-int.h: Likewise.
12135 * match.pd: Likewise.
12136 * sched-ebb.c: Likewise.
12137 * target.def (omit_struct_return_reg): Likewise.
12138 * gimple-ssa-isolate-paths.c: Likewise.
12139 (find_implicit_erroneous_behaviour): Renamed to...
12140 (find_implicit_erroneous_behavior): ... this.
12141 (find_explicit_erroneous_behaviour): Renamed to...
12142 (find_explicit_erroneous_behavior): ... this.
12143 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12145 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12147 PR rtl-optimization/64682
12148 PR rtl-optimization/69567
12149 PR rtl-optimization/69737
12150 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12151 in I2 as well, just lose it.
12153 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12155 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12157 (aarch64_last_printed_tune_string): Likewise.
12158 (aarch64_declare_function_name): Only output .arch assembler
12159 directive if it will be different from the previously output
12160 directive. Same for .tune comment but only if -dA is set.
12161 (aarch64_start_file): New function.
12162 (TARGET_ASM_FILE_START): Define.
12164 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12167 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12169 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12172 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12173 -Wmaybe-uninitialized warning.
12175 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12178 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12180 2016-02-11 Richard Biener <rguenther@suse.de>
12182 PR rtl-optimization/69291
12183 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12184 subexpressions affected by changing the result.
12186 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12189 * lra-constraints.c (curr_insn_transform): Find in/out operands
12190 for secondary memory moves. Update dups.
12192 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12194 PR tree-optimization/69652
12195 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12196 to nested loop, did source re-formatting, skip debug statements,
12197 add check on statement with volatile operand, remove dead scalar
12200 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12201 Patrick Palka <ppalka@gcc.gnu.org>
12205 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12206 calls if the return type is TREE_ADDRESSABLE.
12207 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12208 * ipa-split.c (split_function): Fix doubled "we" in comment.
12209 Use void return type for the split part even if
12210 !split_point->split_part_set_retval.
12212 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12214 PR tree-optimization/68021
12215 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12216 when computing the value of biv cand by itself.
12218 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12220 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12221 (cortexa57_tunings): Likewise.
12222 (cortexa72_tunings): Likewise.
12223 (arch_macro_fusion_pair_p): Add support for AES fusion.
12224 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12225 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12226 Allow virtual registers before reload so early scheduling works.
12227 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12228 correct latency and pipeline.
12229 (cortex_a57_crypto_complex): Likewise.
12230 (cortex_a57_crypto_xor): Likewise.
12231 (define_bypass): Add AES bypass.
12233 2016-02-10 Richard Biener <rguenther@suse.de>
12235 PR tree-optimization/69726
12236 * passes.def: Add DCE pass before late uninit.
12237 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12238 really fixup if-conversions job.
12240 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12242 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12243 (arm_cortex_a57_tune): Likewise.
12244 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12245 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12247 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12249 * timevar.def (TV_PHASE_DBGINFO): Delete.
12250 (TV_PHASE_CHECK_DBGINFO): Likewise.
12251 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12253 2016-02-10 Richard Biener <rguenther@suse.de>
12255 PR tree-optimization/69719
12256 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12257 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12259 2016-02-09 Andrew Pinski <apinski@cavium.com>
12262 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12263 get_vcond_mask_icode returns false.
12265 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12268 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12269 an ADDIS that adds a pointer to a large constant that sets the
12270 upper16 bits with a load operation.
12272 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12275 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12277 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12279 (vzipq_s16): Likewise.
12280 (vzipq_s32): Likewise.
12281 (vzipq_f32): Likewise.
12282 (vzipq_u8): Likewise.
12283 (vzipq_u16): Likewise.
12284 (vzipq_u32): Likewise.
12285 (vzipq_p8): Likewise.
12286 (vzipq_p16): Likewise.
12288 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12291 * config/arm/arm.c (neon_endian_lane_map): New function.
12292 (neon_vector_pair_endian_lane_map): New function.
12293 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12294 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12296 (vuzpq_s16): Likewise.
12297 (vuzpq_s32): Likewise.
12298 (vuzpq_f32): Likewise.
12299 (vuzpq_u8): Likewise.
12300 (vuzpq_u16): Likewise.
12301 (vuzpq_u32): Likewise.
12302 (vuzpq_p8): Likewise.
12303 (vuzpq_p16): Likewise.
12305 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12308 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12311 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12313 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12314 truncate const_int operand 1 to QImode.
12316 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12318 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12319 corresponding to an abnormal edge.
12321 2016-02-09 Tom de Vries <tom@codesourcery.com>
12323 PR tree-optimization/69599
12324 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12326 (find_func_aliases_for_builtin_call, find_func_clobbers)
12327 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12330 2016-02-09 Richard Biener <rguenther@suse.de>
12332 PR tree-optimization/69715
12333 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12334 LHS on calls as non-rewritable.
12336 2016-02-09 Tom de Vries <tom@codesourcery.com>
12339 * lto-wrapper.c (append_diag_options): New function.
12340 (compile_offload_image): Call append_diag_options.
12342 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12345 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12346 Minor copy-edit to fix verb tenses.
12348 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12350 PR tree-optimization/69209
12351 * ipa-split.c (split_function): If split part is not
12352 returning retval, retval has gimple type but is not
12353 gimple value, force it into a SSA_NAME first.
12355 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12357 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12360 2016-02-08 Jason Merrill <jason@redhat.com>
12363 * convert.c (convert_to_integer_1): Check dofold on truncation
12365 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12366 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12367 Rename from *_nofold.
12368 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12369 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12371 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12374 * tree.c (build_common_tree_nodes): Remove short_double argument.
12375 All callers changed.
12376 * tree.h (build_common_tree_nodes): Adjust declaration.
12377 * doc/invoke.texi (-fshort-double): Remove documentation.
12378 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12379 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12380 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12381 (append_linker_options): Don't handle OPT_fshort_double.
12383 PR rtl-optimization/68730
12384 * lra-remat.c (insn_to_cand_activation): New static variable.
12385 (lra_remat): Allocate and free it.
12386 (create_cand): New arg activation. Initialize a field in
12387 insn_to_cand_activation if it is nonnull.
12388 (create_cands): Pass the activation insn to create_cand when making
12389 a candidate involving an output reload. Reorganize code a little.
12390 (do_remat): Keep track of active status of candidates in a separate
12393 2016-02-08 Richard Biener <rguenther@suse.de>
12395 PR tree-optimization/69719
12396 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12397 Properly use absolute of the difference of the two offsets to
12398 compare or adjust the segment length.
12400 2016-02-08 Richard Biener <rguenther@suse.de>
12401 Jeff Law <law@redhat.com>
12404 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12405 types for anonymous SSA names.
12407 2016-02-08 Richard Biener <rguenther@suse.de>
12409 PR rtl-optimization/69274
12410 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12412 2016-02-08 Jeff Law <law@redhat.com>
12414 PR tree-optimization/65917
12415 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12416 equivalences from if (x == y) style conditionals.
12417 (loop_depth_of_name): Remove.
12418 (record_equality): Remove loop depth check.
12419 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12420 (const_and_copies::record_const_or_copy_raw): New member function.
12421 * tree-ssa-scopedtables.c
12422 (const_and_copies::record_const_or_copy_raw): New, factored out of
12423 (const_and_copies::record_const_or_copy): Call new member function.
12425 2016-02-05 Jeff Law <law@redhat.com>
12427 PR tree-optimization/68541
12428 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12429 (count_stmts_in_block): New function.
12430 (poor_ifcvt_candidate_code): Likewise.
12431 (is_feasible_trace): Add some heuristics to determine when path
12432 splitting is profitable.
12433 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12434 is a diamond with a single exit.
12436 2016-02-05 Martin Sebor <msebor@redhat.com>
12439 * doc/invoke.texi: Update -Wplacement-new to take an optional
12442 2016-02-06 Richard Henderson <rth@redhat.com>
12445 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12446 out of non-standard address spaces.
12448 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12450 PR rtl-optimization/69691
12451 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12453 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12455 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12456 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12457 (*ieee128_mfvsrd_64bit): Likewise.
12458 (*ieee128_mfvsrd_32bit): Likewise.
12460 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12464 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12466 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12467 instrumented_version.
12469 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12471 * doc/invoke.texi (Optimize Options): In table of --param options
12472 rename second occurrence of tracer-min-branch-ratio to
12473 tracer-min-branch-probability, rename
12474 tracer-min-branch-ratio-feedback to
12475 tracer-min-branch-probability-feedback and clarify description,
12476 rename sched-spec-state-edge-prob-cutoff to
12477 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12478 to selsched-insns-to-rename, rename lto-minpartition to
12479 lto-min-partition, delete reorder-blocks-duplicate and
12480 reorder-blocks-duplicate-feedback.
12482 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12484 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12487 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12489 * doc/extend.texi: S/390: Correct some typos.
12491 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12493 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12495 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12498 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12499 (s390_register_info_gprtofpr): Use new macros above.
12500 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12502 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12503 its name. Adjust restore and save gpr ranges.
12504 (s390_register_info_set_ranges): New function.
12505 (s390_register_info): Use new macros above. Call
12506 s390_register_info_set_ranges.
12507 (s390_optimize_register_info): Likewise.
12508 (s390_hard_regno_rename_ok): Use new macros.
12509 (s390_hard_regno_scratch_ok): Likewise.
12510 (s390_emit_epilogue): Likewise.
12511 (s390_can_use_return_insn): Likewise.
12512 (s390_optimize_prologue): Likewise.
12513 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12515 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12518 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12520 (ix86_option_override_internal): Disable TARGET_STV even for
12521 -m{incoming,preferred}-stack-boundary=3.
12523 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12525 * config.gcc: Mark deprecated rtems targets as obsolete.
12527 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12529 PR rtl-optimization/64682
12530 PR rtl-optimization/69567
12531 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12532 before I2 only if the register is both used and set in I2.
12534 2016-02-04 DJ Delorie <dj@redhat.com>
12536 * config/msp430/msp430.c (msp430_start_function): Add function type.
12538 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12541 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12543 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12545 PR rtl-optimization/69577
12547 2015-10-29 Richard Henderson <rth@redhat.com>
12551 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12552 sse check to the exact conditions of PR 67609.
12554 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12557 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12558 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12559 not allowed into the traditional Altivec registers.
12560 (movtd_64bit_nodm): Likewise.
12561 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12563 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12565 * config/aarch64/cortex-a57-fma-steering.c
12566 (aarch64_register_fma_steering): Remove "static" from arguments
12569 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12572 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12573 twice when complex.
12575 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12577 * doc/invoke.texi: Delete -mno-fma4.
12579 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12581 PR rtl-optimization/69577
12582 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12583 (find_subregs_of_mode): Update accordingly. Iterate over partial
12586 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12588 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12589 * config/arm/arm.c (neon_reinterpret): Remove.
12590 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12591 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12592 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12593 vreinterpretti): Remove.
12594 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12595 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12596 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12597 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12598 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12599 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12600 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12601 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12602 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12603 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12604 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12605 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12606 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12607 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
12608 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
12609 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
12610 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
12611 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
12612 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
12613 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
12614 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
12615 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
12616 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
12617 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
12618 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
12619 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
12620 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
12621 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
12622 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
12623 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
12624 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
12625 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
12626 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
12627 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
12628 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
12629 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
12630 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
12631 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
12632 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
12633 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
12634 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
12635 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
12636 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
12637 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
12638 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
12639 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
12640 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
12641 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
12642 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
12643 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
12644 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
12645 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
12646 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
12647 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
12648 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
12649 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
12650 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
12651 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
12652 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
12653 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
12654 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
12655 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
12656 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
12657 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
12658 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
12659 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
12660 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
12661 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
12662 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
12663 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
12664 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
12665 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
12666 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
12667 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
12668 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
12669 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
12670 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
12671 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
12672 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
12673 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
12674 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
12675 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
12676 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
12677 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
12678 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
12679 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
12680 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
12681 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
12682 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
12683 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
12684 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
12685 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
12686 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
12687 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
12688 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
12689 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
12690 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
12691 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
12692 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
12693 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
12694 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
12695 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
12696 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
12698 2016-02-04 Martin Liska <mliska@suse.cz>
12701 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
12702 that are gimple_store_p.
12703 (maybe_instrument_call): Likewise.
12705 2016-02-04 Bin Cheng <bin.cheng@arm.com>
12707 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
12708 register scaling out of memory reference and comment why.
12710 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12714 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
12715 folding the source of a SET.
12717 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12721 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
12722 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
12724 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
12728 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
12731 2016-02-04 Christian Bruel <christian.bruel@st.com>
12733 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
12734 * config/arm/arm.c (arm_set_current_function): Likewise.
12736 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12737 Ilya Enkovich <enkovich.gnu@gmail.com>
12738 H.J. Lu <hongjiu.lu@intel.com>
12741 * config/i386/i386.c (convert_scalars_to_vector): Remove
12742 stack alignment fixes.
12743 (ix86_option_override_internal): Disable TARGET_STV if stack
12744 might not be aligned enough.
12745 (ix86_minimum_alignment): Assert that TARGET_STV is false.
12747 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
12749 * config/i386/x86-tune.def: Disable default prefetching
12752 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12753 Vladimir Makarov <vmakarov@redhat.com>
12756 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
12757 in validating fused toc addresses.
12759 2016-02-03 Jakub Jelinek <jakub@redhat.com>
12762 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
12763 range->m_caret fields if range->m_show_caret_p is false.
12766 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12767 Force oldval into register if it does not satisfy reg_or_short_operand
12768 predicate. Fix up formatting.
12770 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
12771 Alexandre Oliva <aoliva@redhat.com>
12774 * lra-constraints.c (simplify_operand_subreg): Check additionally
12775 address validity after potential reloading.
12776 (process_address_1): Check insns validity. In case of failure do
12779 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
12782 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
12785 2016-02-02 Jakub Jelinek <jakub@redhat.com>
12787 * wide-int.cc (canonize_uhwi): New function.
12788 (wi::divmod_internal): Use it.
12790 2016-02-02 James Norris <jnorris@codesourcery.com
12792 * gimplify.c (omp_notice_variable): Add usage check.
12794 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
12796 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
12797 like LE, GE, LT, GT when emitting relational operator.
12799 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12801 * ira-costs.c (find_costs_and_classes): Add extra argument.
12802 * target.def (ira_change_pseudo_allocno_class): Add parameter.
12803 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
12804 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
12805 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
12806 Add best_class parameter, and return it if not ALL_REGS.
12807 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
12809 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
12810 Update target hook.
12812 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
12814 * config/aarch64/aarch64.c
12815 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
12816 (aarch64_ira_change_pseudo_allocno_class): New function.
12818 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
12821 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
12823 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12825 * config/avr/avr.c (avr_option_override): Set
12826 PARAM_ALLOW_STORE_DATA_RACES to 1.
12828 2016-02-02 Richard Biener <rguenther@suse.de>
12830 PR tree-optimization/69595
12831 * match.pd: Add range test simplifications to true/false.
12833 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
12835 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
12836 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
12839 2016-02-02 Richard Biener <rguenther@suse.de>
12841 PR tree-optimization/69606
12842 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
12843 info on the result before moving a stmt.
12845 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
12847 PR middle-end/68542
12848 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
12849 branch with vector comparison.
12850 * config/i386/sse.md (VI48_AVX): New mode iterator.
12851 (define_expand "cbranch<mode>4): Add support for conditional branch
12852 with vector comparison.
12853 * tree-vect-loop.c (optimize_mask_stores): New function.
12854 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
12855 has_mask_store field of vect_info.
12856 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
12857 vectorized loops having masked stores after vec_info destroy.
12858 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
12859 correspondent macros.
12860 (optimize_mask_stores): Add prototype.
12862 2016-02-02 Alan Modra <amodra@gmail.com>
12865 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
12868 2016-02-02 Alan Modra <amodra@gmail.com>
12871 * config/rs6000/rs6000.c (need_toc_init): New var, set it
12872 whenever toc_label_name used.
12873 (rs6000_file_start): Don't set up toc section here,
12874 (rs6000_output_function_epilogue): do so here instead,
12875 (rs6000_xcoff_file_start): and here.
12876 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
12877 (load_toc_aix_di): Likewise.
12879 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12881 PR rtl-optimization/69592
12882 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
12883 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
12884 (num_sign_bit_copies_binary_arith_p): New inline function.
12885 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
12887 2016-02-01 Jeff Law <law@redhat.com>
12889 PR tree-optimization/69580
12890 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
12891 * tree-ssa-threadbackward.c
12892 (fsm_find_control_statement_thread_paths): Do not try to walk
12893 through large PHI nodes.
12895 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12897 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
12898 when count is incremented above limit, don't analyze further
12901 * omp-low.c (oacc_parse_default_dims): Avoid
12902 -Wsign-compare warning, make sure value fits into int
12903 rather than just unsigned int.
12905 2016-02-01 Bin Cheng <bin.cheng@arm.com>
12907 PR tree-optimization/67921
12908 * fold-const.c (split_tree): New parameters. Convert pointer
12909 type variable part to proper type before negating.
12910 (fold_binary_loc): Pass new arguments to split_tree.
12912 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
12914 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
12915 (nvptx_goacc_validate_dims): Extend to handle global defaults.
12916 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
12917 * doc/tm.texti: Rebuilt.
12918 * doc/invoke.texi (fopenacc-dim): Document.
12919 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
12920 (append_compiler_options): Likewise.
12921 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
12922 (oacc_parse_default_dims): New.
12923 (oacc_validate_dims): Add USED arg. Select non-unity default when
12925 (oacc_loop_fixed_partitions): Return mask of used partitions.
12926 (oacc_loop_auto_partitions): Emit dump info.
12927 (oacc_loop_partition): Return mask of used partitions.
12928 (execute_oacc_device_lower): Parse default dimension arg. Adjust
12929 loop partitioning and validation calls.
12931 2016-02-01 Richard Biener <rguenther@suse.de>
12933 PR middle-end/69556
12934 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
12936 2016-02-01 Richard Biener <rguenther@suse.de>
12938 PR tree-optimization/69574
12939 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
12940 of asserting return chrec_dont_know.
12942 2016-02-01 Martin Liska <mliska@suse.cz>
12944 * mem-stats-traits.h: Add copyright header.
12945 * mem-stats.h: Likewise.
12947 2016-02-01 Richard Biener <rguenther@suse.de>
12949 PR tree-optimization/69579
12950 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
12951 Do not propagate through abnormal PHI results.
12953 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
12955 * postreload.c (reload_cse_simplify): Remove dead code.
12957 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12959 PR rtl-optimization/69570
12960 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
12961 if there is more than one set, not if there is a single set.
12963 2016-02-01 Richard Henderson <rth@redhat.com>
12966 * combine.c (make_compound_operation): When looking through a
12967 subreg, make sure to re-extend to the width of the outer mode.
12969 2016-01-30 Jakub Jelinek <jakub@redhat.com>
12971 PR tree-optimization/69546
12972 * wide-int.cc (wi::divmod_internal): For unsigned division
12973 where both operands fit into uhwi, if o1 is 1 and o0 has
12974 msb set, if divident_prec is larger than bits per hwi,
12975 clear another quotient word and return 2 instead of 1.
12976 Similarly for remainder with msb in HWI set, if dividend_prec
12977 is larger than bits per hwi.
12979 2016-01-29 Martin Jambor <mjambor@suse.cz>
12981 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
12982 Use short lowercase names.
12983 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
12984 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
12985 acq_rel one. Protect warning agains segfaults if
12986 get_memory_order_name returns NULL.
12987 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
12988 with release semantics. Do not warn if get_memory_order already did.
12989 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
12990 semantics. Fix check for relaxed or acquire semantics. Do not warn
12991 if get_memory_order already did.
12993 2016-01-29 Sebastian Pop <s.pop@samsung.com>
12995 * doc/install.texi: Document that isl-0.16 is supported.
12997 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13000 * config/i386/constraints.md (Bm): Describe as special memory
13002 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13003 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13004 * genpreds.c (struct constraint_data): Add is_special_memory.
13005 (have_special_memory_constraints, special_memory_start): New
13007 (special_memory_end): Ditto.
13008 (add_constraint): Add new arg is_special_memory. Add code to
13009 process its true value. Update have_special_memory_constraints.
13010 (process_define_constraint): Pass the new arg.
13011 (process_define_register_constraint): Ditto.
13012 (choose_enum_order): Process special memory.
13013 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13014 function insn_extra_special_memory_constraint.
13015 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13016 * gensupport.c (process_rtx): Process
13017 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13018 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13019 * ira-lives.c (single_reg_class): Use
13020 insn_extra_special_memory_constraint.
13021 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13022 * lra-constraints.c (process_alt_operands): Ditto.
13023 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13024 * recog.c (asm_operand_ok, preprocess_constraints): Process
13026 * reload.c (find_reloads): Ditto.
13027 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13028 * stmt.c (parse_input_constraint): Use
13029 insn_extra_special_memory_constraint.
13031 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13034 * lra-splill.c (lra_final_code_change): Revert r229087 by
13035 removing all sub-registers.
13037 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13040 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13042 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13045 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13046 SSE1, copy target into the temporary reg first before recursing
13049 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13051 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13054 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13056 * ginclude/stdarg.h: Test __cplusplus instead of
13057 __GXX_EXPERIMENTAL_CXX0X__.
13059 2016-01-29 Richard Biener <rguenther@suse.de>
13061 PR tree-optimization/69547
13062 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13063 Do not mark clobbers necessary.
13064 (mark_all_reaching_defs_necessary_1): Likewise.
13066 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13068 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13069 declaration name with %qs and print it in both error messages.
13070 Also fix indentation.
13072 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13075 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13076 trailing blank line from error message.
13078 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13081 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13084 2016-01-29 Richard Biener <rguenther@suse.de>
13086 PR middle-end/69537
13087 * match.pd: Allow all integral types when simplifying a
13088 widening or sign-changing conversion.
13090 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13092 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13093 back to setting codegen_error to fail codegen.
13095 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13098 * config/i386/constraints.md (C): Only accept constant zero operand.
13099 (BC): New constraint.
13100 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13101 instead of C constraint.
13102 * doc/md.texi (Machine Constraints): Update description
13105 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13108 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13110 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13112 PR middle-end/69542
13113 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13116 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13118 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13119 branches if using guessed profile.
13121 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13123 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13125 2016-01-28 Richard Henderson <rth@redhat.com>
13128 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13129 * config/aarch64/aarch64-protos.h: Update.
13130 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13131 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13132 (aarch64_get_condition_code_1): Handle CC_Cmode.
13133 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13134 (*add<mode>3_compareC_cconly_imm): New.
13135 (*add<mode>3_compareC_cconly): New.
13136 (*add<mode>3_compareC_imm): New.
13137 (add<mode>3_compareC): New.
13138 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13139 to be first. Use aarch64_carry_operation.
13140 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13141 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13142 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13143 (subti3): Use subdi3_compare1.
13144 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13145 (sub<mode>3_compare1): New.
13146 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13147 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13148 (*subsi3_carryin_uxtw): Likewise.
13149 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13150 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13151 * config/aarch64/iterators.md (DWI): New.
13152 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13153 (aarch64_borrow_operation): New.
13155 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13157 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13158 message when isl does not return a valid schedule.
13160 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13162 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13163 Remove comments from class declarations: they are already in the code
13166 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13168 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13170 (ternary_op_to_tree): Same.
13171 (unary_op_to_tree): Same.
13172 (nary_op_to_tree): Same.
13173 (gcc_expression_from_isl_expr_op): Same.
13174 (gcc_expression_from_isl_expression): Same.
13175 (graphite_create_new_loop): Same.
13176 (graphite_create_new_loop_guard): Same.
13177 (build_iv_mapping): Same.
13178 (graphite_create_new_guard): Same.
13179 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13180 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13182 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13184 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13185 instead of setting codegen_error to fail codegen.
13187 2016-01-28 Jason Merrill <jason@redhat.com>
13189 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13191 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13193 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13194 Remove CONST_INT_P check in CCMP cost calculation.
13196 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13198 * config/aarch64/aarch64.c (generic_vector_cost):
13199 Set vec_permute_cost.
13200 (cortexa57_vector_cost): Likewise.
13201 (exynosm1_vector_cost): Likewise.
13202 (xgene1_vector_cost): Likewise.
13203 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13204 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13205 Add vec_permute_cost entry.
13207 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13209 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13211 (add<mode>3_compare0): Likewise.
13212 (addsi3_compare0_uxtw): Likewise.
13213 (add<mode>3nr_compare0): Likewise.
13214 (compare_neg<mode>): Likewise.
13215 (<optab><mode>3): Likewise.
13217 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13219 * tree-vect-stmts.c (vectorizable_comparison): Add
13220 NULL check for vectype.
13222 2016-01-28 Richard Biener <rguenther@suse.de>
13224 PR tree-optimization/69466
13225 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13226 Account for PHIs we couldn't duplicate.
13228 2016-01-28 Martin Liska <mliska@suse.cz>
13231 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13232 instead of ENABLE_VALGRIND_CHECKING.
13234 2016-01-27 Richard Henderson <rth@redhat.com>
13237 * lra-remat.c (subreg_regs): New.
13238 (dump_candidates_and_remat_bb_data): Dump it.
13239 (operand_to_remat): Reject if operand in subreg_regs.
13240 (set_bb_regs): Collect subreg_regs.
13241 (lra_remat): Init and free subreg_regs. Compute
13242 calculate_local_reg_remat_bb_data before create_cands.
13244 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13247 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13248 change stack_alignment_needed for __tls_get_addr call.
13250 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13252 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13254 2016-01-27 Jeff Law <law@redhat.com>
13256 PR tree-optimization/68398
13257 PR tree-optimization/69196
13258 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13259 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13260 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13261 Only count PHIs in the last block in the path. The others will
13262 const/copy propagate away. Add heuristic to allow more irreducible
13263 subloops to be created when it is likely profitable to do so.
13265 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13266 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13267 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13269 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13272 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13273 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13274 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13275 * tree-streamer-in.c: Include asan.h.
13276 (streamer_get_builtin_tree): For builtins in sanitizer
13277 range call initialize_sanitizer_builtins and retry.
13279 2016-01-27 Ian Lance Taylor <iant@google.com>
13281 * common.opt (fkeep-gc-roots-live): New undocumented option.
13282 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13283 -fkeep-gc-roots-live, skip pointers.
13284 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13287 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13290 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13291 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13293 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13296 * configure.ac: NetBSD provides SSP in its C library.
13297 * configure: Updated.
13299 2016-01-27 Richard Biener <rguenther@suse.de>
13301 PR tree-optimization/69166
13302 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13303 reduction code for commutativity / associativity.
13305 2016-01-27 Martin Jambor <mjambor@suse.cz>
13307 PR tree-optimization/69355
13308 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13309 total_scalarization fails.
13311 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13313 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13316 2016-01-27 Christian Bruel <christian.bruel@st.com>
13319 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13320 Move arm_reset_previous_fndecl and set_target_option_current_node in
13321 the conditional part. Call save_restore_target_globals.
13322 * config/arm/arm.c (arm_set_current_function):
13323 Refactor to better support #pragma target and attribute mix.
13324 Call save_restore_target_globals.
13325 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13327 2016-01-27 Martin Liska <mliska@suse.cz>
13329 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13330 reference for an HSA kernel and its host function.
13332 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13334 PR tree-optimization/69399
13335 * wide-int.h (wi::lrshift): For larger precisions, only
13336 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13338 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13340 * config/arc/predicates.md (proper_comparison_operator): Reject
13341 constant-constant comparison.
13343 2016-01-26 Tom de Vries <tom@codesourcery.com>
13345 PR tree-optimization/69110
13346 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13347 DR_NUM_DIMENSIONS == 0.
13349 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13350 Sebastian Pop <s.pop@samsung.com>
13352 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13353 isl_ast_op_cond and isl_ast_op_select.
13354 (gcc_expression_from_isl_expr_op): Same.
13356 2016-01-26 Jason Merrill <jason@redhat.com>
13359 * tree.c (recompute_constructor_flags): Split out from
13361 (verify_constructor_flags): New.
13362 * tree.h: Declare them.
13364 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13366 PR rtl-optimization/69217
13367 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13368 are no TYPE_FIELDS set for the record type.
13370 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13373 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13374 toc_label_name unconditionally.
13375 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13376 SYMBOL_REF string. Use toc_label_name instead of constructing
13378 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13379 constructing LCTOC1.
13381 2016-01-26 Martin Sebor <msebor@redhat.com>
13384 * doc/extend.texi (Common Type Attributes): Move text that talks about
13385 attribute packed from attribute aligned to the section discussing
13386 the former attribute for clarity.
13388 2016-01-26 Richard Henderson <rth@redhat.com>
13390 PR middle-end/60908
13391 * trans-mem.c (tm_region_init): Mark entry block as visited.
13393 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13396 * diagnostic-show-locus.c (layout::print_source_line): Replace
13397 call to pp_newline with call to layout::print_newline.
13398 (layout::print_annotation_line): Likewise.
13399 (layout::move_to_column): Likewise.
13400 (layout::print_any_fixits): After printing any fixits, print a
13401 trailing newline, if necessary.
13402 (layout::print_newline): New method, resetting any colorization
13404 (diagnostic_show_locus): Move the pp_newline to before the
13405 early bailout. Remove dummy block enclosing the layout instance.
13406 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13407 of pp_newline_and_flush with pp_flush.
13408 (diagnostic_append_note): Delete use of pp_newline.
13409 (diagnostic_append_note_at_rich_loc): Delete.
13410 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13411 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13412 when newline characters are added to the buffer.
13414 2016-01-26 Michael Matz <matz@suse.de>
13416 * configure.ac (ac_cv_std_swap_in_utility): New test.
13417 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13418 * configure: Regenerate.
13419 * config.in: Regenerate.
13421 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13423 * config/arc/arc.md (cstoresi4): Force operand into register.
13424 (arcset<code>): Fix predicate.
13425 (arcsetltu): Likewise.
13426 (arcsetgeu): Likewise.
13427 (arcsethi): Likewise.
13428 (arcsetls): Likewise.
13430 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13432 PR tree-optimization/69483
13433 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13434 if base has error_mark_node type.
13436 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13439 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13440 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13442 (vget_lane_f16): Handle big-endian.
13443 (vgetq_lane_f16): Likewise.
13444 (vset_lane_f16): Likewise.
13445 (vsetq_lane_f16): Likewise.
13446 * config/arm/iterators.md (VQXMOV): Add V8HF.
13447 (VDQ): Add V4HF and V8HF.
13448 (V_reg): Handle V4HF and V8HF.
13449 (Is_float_mode): Likewise.
13450 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13451 neon_vdup_nv8hf): New patterns.
13452 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13453 Use VD_LANE iterator.
13454 (neon_vld1_dup<mode>): Use VQ2 iterator.
13456 2016-01-26 Nathan Sidwell <nathan@acm.org>
13458 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13459 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13460 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13461 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13462 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13463 (oacc_validate_dims): Add LEVEL arg, don't return level.
13464 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13465 oacc_validate_dims.
13466 (execute_oacc_device_lower): Adjust, add more dump output.
13467 * tree-ssa-loop.c (gate_oacc_kernels): Use
13468 oacc_fn_attrib_kernels_p.
13469 * tree-parloops.c (create_parallel_loop): Adjust
13470 set_oacc_fn_attrib call.
13472 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13475 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13476 (append_compiler_options): Handle -fcilkplus.
13477 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13479 2016-01-26 Nick Clifton <nickc@redhat.com>
13482 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13483 been marked as DECL_ONE_ONLY but we do not the means to make it
13484 so, then do not allow it to bind locally.
13486 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13489 * opts.h (parse_sanitizer_options): New prototype.
13490 * opts.c (sanitizer_opts): New array.
13491 (parse_sanitizer_options): New function.
13492 (common_handle_option): Use parse_sanitizer_options.
13494 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13497 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13498 alignment adjustment to ...
13499 (ix86_update_stack_boundary): Here. Don't over-align stack for
13501 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13502 if __tls_get_addr is called.
13504 2016-01-26 Christian Bruel <christian.bruel@st.com>
13506 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13508 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13510 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13512 2016-01-26 Richard Biener <rguenther@suse.de>
13514 PR middle-end/69467
13515 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13517 2016-01-26 Richard Biener <rguenther@suse.de>
13519 PR tree-optimization/69452
13520 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13521 (move_computations_dom_walker::before_dom_children): Rename
13523 (move_computations_worker): This.
13524 (move_computations): Perform an RPO rather than a DOM walk.
13526 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13529 * combine.c (combine_instructions): For REG_EQUAL note with
13530 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13531 to the underlying register.
13532 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13533 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13535 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13538 * config/aarch64/aarch64-builtins.c
13539 (aarch64_init_simd_builtin_types): Do not set structural
13540 equality to __Poly{8,16,64,128}_t types.
13542 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13544 PR tree-optimization/69400
13545 * wide-int.cc (wi_pack): Take the precision as argument and
13546 perform canonicalization here rather than in the callers.
13547 Use the main loop to handle all full-width HWIs. Add a
13548 zero HWI if in_len isn't a full result.
13549 (wi::divmod_internal): Update accordingly.
13550 (wi::mul_internal): Likewise. Simplify.
13552 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13553 Sebastian Pop <s.pop@samsung.com>
13555 * graphite-poly.c (apply_poly_transforms): Simplify.
13556 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13557 (print_isl_map): Same.
13558 (print_isl_union_map): Same.
13559 (print_isl_schedule): New.
13560 (debug_isl_schedule): New.
13561 * graphite-dependences.c (scop_get_reads): Do not call
13562 isl_union_map_add_map that is undocumented isl functionality.
13563 (scop_get_must_writes): Same.
13564 (scop_get_may_writes): Same.
13565 (scop_get_original_schedule): Remove.
13566 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13567 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13568 (compute_deps): Remove.
13569 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13570 (debug_schedule_ast): New.
13571 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13572 set_separate_option.
13573 (graphite_regenerate_ast_isl): Add dump.
13574 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13575 from scop->transformed_schedule.
13576 (graphite_regenerate_ast_isl): Add more dump.
13577 * graphite-optimize-isl.c (optimize_isl): Set
13578 scop->transformed_schedule. Check whether schedules are equal.
13579 (apply_poly_transforms): Move here.
13580 * graphite-poly.c (apply_poly_transforms): ... from here.
13581 (free_poly_bb): Static.
13582 (free_scop): Static.
13583 (pbb_number_of_iterations_at_time): Remove.
13584 (print_isl_ast): New.
13585 (debug_isl_ast): New.
13586 (debug_scop_pbb): New.
13587 * graphite-scop-detection.c (print_edge): Move.
13588 (print_sese): Move.
13589 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13590 (build_scop_scattering): Remove.
13591 (create_pw_aff_from_tree): Assert instead of bailing out.
13592 (add_condition_to_pbb): Remove unused code, do not fail.
13593 (add_conditions_to_domain): Same.
13594 (add_conditions_to_constraints): Remove.
13595 (build_scop_context): New.
13596 (add_iter_domain_dimension): New.
13597 (build_iteration_domains): Initialize pbb->iterators.
13598 Call add_conditions_to_domain.
13601 (index_outermost_in_loop): New.
13602 (index_pbb_in_loop): New.
13603 (outermost_pbb_in): New.
13604 (add_in_sequence): New.
13605 (add_outer_projection): New.
13606 (outer_projection_mupa): New.
13607 (add_loop_schedule): New.
13608 (build_schedule_pbb): New.
13609 (build_schedule_loop): New.
13610 (embed_in_surrounding_loops): New.
13611 (build_schedule_loop_nest): New.
13612 (build_original_schedule): New.
13613 (build_poly_scop): Call build_original_schedule.
13614 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
13615 (free_poly_dr): Remove.
13616 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
13617 (free_poly_bb): Remove.
13618 (debug_loop_vec): Remove.
13619 (print_isl_ast): Declare.
13620 (debug_isl_ast): Declare.
13621 (scop_do_interchange): Remove.
13622 (scop_do_strip_mine): Remove.
13623 (scop_do_block): Remove.
13624 (flatten_all_loops): Remove.
13625 (optimize_isl): Remove.
13626 (pbb_number_of_iterations_at_time): Remove.
13627 (debug_scop_pbb): Declare.
13628 (print_schedule_ast): Declare.
13629 (debug_schedule_ast): Declare.
13630 (struct scop): Remove schedule. Add original_schedule,
13631 transformed_schedule.
13632 (free_gimple_poly_bb): Remove.
13633 (print_generated_program): Remove.
13634 (debug_generated_program): Remove.
13635 (unify_scattering_dimensions): Remove.
13636 * sese.c (print_edge): ... here.
13637 (print_sese): ... here.
13638 (debug_edge): ... here.
13639 (debug_sese): ... here.
13640 * sese.h (print_edge): Declare.
13641 (print_sese): Declare.
13642 (dump_edge): Declare.
13643 (dump_sese): Declare.
13645 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13646 Sebastian Pop <s.pop@samsung.com>
13648 * Makefile.in: Set ISLVER in site.exp.
13650 2016-01-25 Jakub Jelinek <jakub@redhat.com>
13652 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
13653 DECL_VALUE_EXPR of new_var even for the non-array case. Look
13654 through DECL_VALUE_EXPR for expansion.
13656 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13658 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
13659 the frame info after reload completed.
13661 2016-01-25 Jeff Law <law@redhat.com>
13663 PR tree-optimization/69196
13664 PR tree-optimization/68398
13665 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
13666 tree-ssa-threadupdate.c.
13667 (determine_bb_domination_status): Prototype
13668 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
13669 (determine_bb_domination_status): No longer static.
13670 (valid_jump_thread_path): Remove code to detect characteristics
13671 of the jump thread path not associated with correctness.
13672 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
13673 Correct test for thread path length. Count PHIs for real operands as
13674 statements that need to be copied. Do not count ASSERT_EXPRs.
13675 Look at all the blocks in the thread path. Compute and selectively
13676 filter thread paths based on threading through the latch, threading
13677 a multiway branch or crossing a multiway branch.
13679 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13681 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
13682 decl with __attribute__ ((unused)) annotation.
13684 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
13687 * tree-vect-stmts.c (vectorizable_condition): Check vectype
13688 of operands is compatible with a statement vectype.
13690 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
13692 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
13693 improve wording for mixed storage order support.
13695 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
13697 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
13698 (vcvt_u64_f64): Likewise.
13699 (vcvta_s64_f64): Likewise.
13700 (vcvta_u64_f64): Likewise.
13701 (vcvtm_s64_f64): Likewise.
13702 (vcvtm_u64_f64): Likewise.
13703 (vcvtn_s64_f64): Likewise.
13704 (vcvtn_u64_f64): Likewise.
13705 (vcvtp_s64_f64): Likewise.
13706 (vcvtp_u64_f64): Likewise.
13708 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
13710 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
13711 (arc_init): Check validity mll64 option.
13712 (arc_save_restore): Use double load/store instruction.
13713 (arc_expand_movmem): Likewise.
13714 (arc_split_move): Don't split if we have double load/store
13715 instructions. Returns a boolean.
13716 (arc_process_double_reg_moves): Change function to return boolean
13717 instead of a sequence of instructions.
13718 (arc_dwarf_register_span): New function.
13719 * config/arc/arc-protos.h (arc_split_move): Change prototype.
13720 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
13721 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
13722 (*movdf_insn): Likewise.
13723 * config/arc/arc.opt (mll64): New option.
13724 * config/arc/predicates.md (even_register_operand): New predicate.
13725 * doc/invoke.texi (ARC Options): Add mll64 documentation.
13727 2016-01-25 Richard Biener <rguenther@suse.de>
13730 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
13731 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
13733 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
13735 2016-01-25 Richard Biener <rguenther@suse.de>
13737 PR tree-optimization/69376
13738 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
13740 (VN_INFO_ANTI_RANGE_P): New inline.
13741 (VN_INFO_RANGE_TYPE): Likewise.
13742 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
13743 SSA_NAME_ANTI_RANGE_P.
13744 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
13745 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13746 Properly query VN_INFO_RANGE_TYPE.
13748 2016-01-25 Nick Clifton <nickc@redhat.com>
13751 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
13753 2016-01-23 Tom de Vries <tom@codesourcery.com>
13755 PR tree-optimization/69426
13756 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
13759 2016-01-23 Jakub Jelinek <jakub@redhat.com>
13761 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
13762 "the the" with "the" in the comments.
13763 * ipa-devirt.c (build_type_inheritance_graph,
13764 update_type_inheritance_graph): Likewise.
13765 * tree.c (build_function_type_list_1): Likewise.
13766 * cfgloopmanip.c (scale_loop_profile): Likewise.
13767 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
13768 * gimple-ssa-split-paths.c
13769 (find_block_to_duplicate_for_splitting_paths): Likewise.
13770 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
13771 * expr.c (convert_move): Likewise.
13772 * var-tracking.c (vt_stack_adjustments): Likewise.
13773 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13774 * tree-vrp.c (test_for_singularity): Likewise.
13776 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
13777 directly instead of building a temporary tree.
13780 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
13781 remove <algorithm> include.
13783 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13786 * config/i386/i386.c: Include dojump.h.
13787 (expand_small_movmem_or_setmem,
13788 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
13790 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
13791 if dynamic_check != -1.
13793 2016-01-21 Jeff Law <law@redhat.com>
13795 PR middle-end/69347
13796 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
13797 record_temporary_equivalences. Rewritten to avoid unnecessary calls
13798 into dominated_by_p.
13799 (cprop_into_successor_phis): Avoid unnecessary tests.
13801 2016-01-22 Richard Henderson <rth@redhat.com>
13804 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
13805 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
13807 2016-01-22 Michael Matz <matz@suse.de>
13809 * system.h (string, algorithm): Include only conditionally.
13810 (new): Include always under C++.
13811 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
13812 * final.c (toplevel): Ditto.
13813 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
13814 * genconditions.c (write_header): Make gencondmd.c define
13816 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
13818 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
13819 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
13821 2016-01-22 Christian Bruel <christian.bruel@st.com>
13824 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
13826 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13829 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
13830 define_insn_and_split. Ensure operands[1] and operands[0] do not
13831 get assigned the same register.
13833 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13835 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
13837 2016-01-22 Christian Bruel <christian.bruel@st.com>
13839 * config/arm/arm-c.c (arm_pragma_target_parse):
13840 Remove warn_builtin_macro_redefined overwrite.
13842 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13844 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
13845 flag_non_call_exceptions compatibility.
13847 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13850 * dwarf2out.c (add_child_die_after): New function.
13851 (dwarf_qual_info_t): New type.
13852 (dwarf_qual_info): New variable.
13853 (qualified_die_p): New function.
13854 (modified_type_die): For -fdebug-types-section, ensure
13855 canonical order of qualifiers. Put qualified DIEs adjacent
13856 to the corresponding non-qualified type DIE and search there
13857 for existing qualified DIEs.
13859 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13861 * doc/extend.texi (scalar_storage_order type attribute): Document
13862 restriction on type punning and aliasing, and remove future tense.
13864 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
13867 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
13870 2016-01-21 Jeff Law <law@redhat.com>
13872 PR middle-end/69347
13873 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
13874 useless call to record_temporary_equivalences.
13875 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
13876 allocate 10 slots in the bb_path vector and let it grow as needed.
13877 (fsm_find_control_statement_thread_paths): Similarly for the next_path
13880 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13882 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
13884 * configure: Regenerate.
13886 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
13888 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
13889 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
13891 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
13893 PR middle-end/66178
13894 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
13895 drop EXPAND_INITIALIZER.
13896 * rtl.h (contains_symbolic_reference_p): Declare.
13897 * rtlanal.c (contains_symbolic_reference_p): New function.
13898 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
13899 a subtraction into a NOT if symbolic constants are involved.
13901 2016-01-21 Anton Blanchard <anton@samba.org>
13902 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13905 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
13907 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
13910 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13912 * config/microblaze/microblaze.c
13913 (get_branch_target): New.
13914 (insert_wic_for_ilb_runout): New.
13916 (microblaze_machine_dependent_reorg): New.
13917 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
13918 * config/microblaze/microblaze.md
13919 (UNSPEC_IPREFETCH): Define.
13920 (iprefetch): New pattern
13921 * config/microblaze/microblaze.opt
13922 (mxl-prefetch): New flag.
13924 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13926 * config/microblaze/microblaze.h
13927 (FIXED_REGISTERS): Update in macro.
13928 (CALL_USED_REGISTERS): Update in macro.
13930 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
13932 PR rtl-optimization/68920
13933 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
13936 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
13938 PR rtl-optimization/68990
13939 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
13940 pseudo instead of inheritance ones.
13942 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13943 Nick Clifton <nickc@redhat.com>
13947 * config/mips/mips.c (mips_compute_frame_info): Initialise
13948 args_size and hard_frame_pointer_offset fields of the frame
13949 structure before calling mips_global_pointer.
13951 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13953 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
13955 * configure: Regenerate.
13957 2016-01-21 Richard Biener <rguenther@suse.de>
13959 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
13961 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13963 * config/s390/s390.c (s390_asm_declare_function_size): Add code
13964 to actually emit the .size directive.
13966 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
13967 Jakub Jelinek <jakub@redhat.com>
13971 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
13972 args array size by one to avoid buffer overflow.
13974 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13976 * config/s390/s390.md (pool_section_start): Use switch_to_section
13977 to select proper read-only data section instead of hardcoding
13979 (pool_section_end): Use switch_to_section to match the above.
13981 2016-01-21 Richard Biener <rguenther@suse.de>
13983 PR tree-optimization/69378
13984 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
13985 (set_ssa_val_to): Use it for dominance checks taking into
13986 account not executable edges.
13988 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13991 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
13992 for bitsize instead of GET_MODE_PRECISION (mode).
13994 2016-01-20 Martin Sebor <msebor@redhat.com>
13997 * extend.texi (__sync Builtins): Clarify the semantics of
13998 __sync_fetch_and_OP built-ins on pointers.
13999 (__atomic Builtins): Same.
14001 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14002 Sebastian Pop <s.pop@samsung.com>
14004 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14005 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14006 (is_valid_rename): Same.
14007 (translate_isl_ast_to_gimple::get_rename): Same.
14008 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14009 (translate_isl_ast_to_gimple::rename_uses): Same.
14010 (get_new_name): Check for close_phi nodes.
14011 (copy_loop_phi_args): Use phi_node_kind.
14012 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14013 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14015 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14016 Sebastian Pop <s.pop@samsung.com>
14018 Revert commit r229783.
14019 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14020 Remove use of parameter_rename_map.
14021 (copy_def): Remove.
14022 (copy_internal_parameters): Remove.
14023 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14024 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14025 (free_sese_info): Do not free parameter_rename_map.
14026 (set_rename): Do not use parameter_rename_map.
14027 (rename_uses): Update call to set_rename.
14028 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14029 * sese.h (parameter_rename_map_t): Remove.
14030 (struct sese_info_t): Remove field parameter_rename_map.
14032 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14033 Sebastian Pop <s.pop@samsung.com>
14035 * graphite-isl-ast-to-gimple.c: Fix comment.
14036 * graphite-scop-detection.c (defined_in_loop_p): New.
14037 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14038 names defined in loop.
14040 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14041 Sebastian Pop <s.pop@samsung.com>
14043 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14044 Discard unstructured if-then-else regions.
14046 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14047 Sebastian Pop <s.pop@samsung.com>
14049 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14050 (cleanup_loop_iter_dom): Remove.
14051 (build_loop_iteration_domains): Remove.
14052 (build_scop_context): Remove.
14053 (build_scop_iteration_domain): Remove.
14054 (add_loop_constraints): New.
14055 (build_iteration_domains): New.
14056 (build_poly_scop): Call build_iteration_domains.
14058 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14059 Sebastian Pop <s.pop@samsung.com>
14061 * graphite-scop-detection.c
14062 (scop_detection::harmful_loop_in_region): Free dom and loops.
14063 (scop_detection::loop_body_is_valid_scop): Free bbs.
14065 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14066 Sebastian Pop <s.pop@samsung.com>
14068 * graphite-scop-detection.c (record_loop_in_sese): New.
14069 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14070 (build_scops): Remove call to build_sese_loop_nests.
14071 * sese.c (sese_record_loop): Remove.
14072 (build_sese_loop_nests): Remove.
14073 (new_sese_info): Remove region->loops.
14074 (free_sese_info): Same.
14075 * sese.h (sese_contains_loop): Same.
14076 (build_sese_loop_nests): Remove.
14077 (sese_contains_loop): Remove.
14079 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14080 Sebastian Pop <s.pop@samsung.com>
14082 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14083 loop_is_valid_in_scop.
14084 (scop_detection::harmful_stmt_in_region): Renamed
14085 harmful_loop_in_region.
14086 Call loop_is_valid_in_scop.
14088 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14089 Sebastian Pop <s.pop@samsung.com>
14091 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14094 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14095 Sebastian Pop <s.pop@samsung.com>
14097 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14098 * graphite.h (struct poly_bb): Remove field is_reduction.
14099 (PBB_IS_REDUCTION): Remove.
14101 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14102 Sebastian Pop <s.pop@samsung.com>
14104 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14105 (add_pdr_constraints): Same.
14106 (scop_get_reads): Same.
14107 (scop_get_must_writes): Same.
14108 (scop_get_may_writes): Same.
14109 (scop_get_original_schedule): Same.
14110 (extend_schedule): Same.
14111 (apply_schedule_on_deps): Same.
14112 (carries_deps): Same.
14113 (compute_deps): Same.
14114 (scop_get_dependences): Same.
14115 * graphite-isl-ast-to-gimple.c
14116 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14117 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14118 (get_schedule_for_band_list): Same.
14119 (get_schedule_map): Same.
14120 (apply_schedule_map_to_scop): Same.
14121 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14122 (build_loop_iteration_domains): Same.
14123 (add_condition_to_pbb): Same.
14124 (add_param_constraints): Same.
14125 (pdr_add_memory_accesses): Same.
14126 (pdr_add_data_dimensions): Same.
14128 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14130 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14133 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14135 * common.opt (feliminate-dwarf2-dups): Replace references to
14136 "DWARF 2" with just "DWARF".
14137 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14138 * doc/extend.texi: Likewise.
14139 * doc/cpp.texi: Likewise.
14140 * doc/invoke.texi: Likewise.
14141 (Option Summary): Add -gdwarf to list of Debugging Options.
14142 (Debugging Options): Document -gdwarf.
14143 * doc/contrib.texi: Spell "DWARF" like that.
14145 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14147 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14148 warning. Fix up formatting.
14150 PR middle-end/67653
14151 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14152 attempt to mark memory input operand addressable and
14153 call prepare_gimple_addressable in that case. Don't adjust
14154 input_location for diagnostics, use error_at instead.
14156 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14158 * config/rs6000/ppc-auxv.h: New file.
14159 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14160 (cpu_is): Likewise.
14161 (cpu_supports): Likewise.
14162 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14163 (cpu_is_info): New variable.
14164 (cpu_supports_info): Likewise.
14165 (tcb_verification_symbol): Likewise.
14166 (cpu_builtin_p): Likewise.
14167 (cpu_expand_builtin): New function.
14168 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14169 (rs6000_init_builtins): Likewise.
14170 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14171 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14172 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14173 * configure: Regenerate.
14174 * config.in: Likewise.
14175 * doc/extend.texi (PowerPC Built-in Functions): Document
14176 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14178 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14181 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14183 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14186 2016-01-20 Richard Henderson <rth@redhat.com>
14192 * tree.c (tm_define_builtin): New.
14193 (find_tm_vector_type): New.
14194 (build_tm_vector_builtins): New.
14195 (build_common_builtin_nodes): Call it.
14197 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14199 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14200 (arm_fp_ok): Likewise.
14201 (arm_fp): Likewise.
14202 (arm_crypto): Likewise.
14204 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14205 Richard Biener <rguenther@suse.de>
14207 PR tree-optimization/69328
14208 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14209 vectors have same number of elements.
14210 (vectorizable_condition): Fix masked version recognition.
14212 2016-01-20 Richard Biener <rguenther@suse.de>
14214 PR tree-optimization/69345
14215 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14216 (VN_INFO_PTR_INFO): Likewise.
14217 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14218 info when it is equal between non-dominating SSA names.
14219 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14220 Make sure to look at original SSA infos.
14222 2016-01-20 Jeff Law <law@redhat.com>
14225 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14227 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14228 (pc_or_label_operand): New predicate.
14229 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14230 tests for small integers that are 2^n - 1.
14232 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14234 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14236 2016-01-19 Jeff Law <law@redhat.com>
14238 PR middle-end/69347
14239 * tree-ssa-threadbackwards.c
14240 (fsm_find_control_statement_thread_paths): Do not try to lookup
14241 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14243 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14245 * doc/lto.texi: Remove text that says only Gold has linker plugin
14248 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14250 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14251 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14252 the DIE accordingly.
14253 (modified_type_die): Add REVERSE parameter and pass it recursively,
14254 as well as to base_type_die. Adjust presence check accordingly.
14255 (base_type_for_mode): Adjust call to modified_type_die.
14256 (add_type_attribute): Add REVERSE parameter and pass it to
14258 (generic_parameter_die): Adjust call to add_type_attribute.
14259 (add_scalar_info): Likewise.
14260 (add_subscript_info): Likewise.
14261 (gen_array_type_die): Likewise.
14262 (gen_descr_array_type_die): Likewise.
14263 (gen_entry_point_die): Likewise.
14264 (gen_enumeration_type_die): Likewise.
14265 (gen_formal_parameter_die): Likewise.
14266 (gen_subprogram_die): Likewise.
14267 (gen_variable_die ): Likewise.
14268 (gen_const_die): Likewise.
14269 (gen_field_die): Likewise.
14270 (gen_pointer_type_die): Likewise.
14271 (gen_reference_type_die): Likewise.
14272 (gen_ptr_to_mbr_type_die): Likewise.
14273 (gen_inheritance_die): Likewise.
14274 (gen_subroutine_type_die): Likewise.
14275 (gen_typedef_die): Likewise.
14276 (force_type_die): Adjust call to modified_type_die.
14278 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14280 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14281 flow throughout the file. Fix broken link to Objective-C 2.0
14283 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14286 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14288 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14290 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14293 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14294 (maybe_record_node): Record cxa_pure_virtual as the only possible
14295 target if there are not ohter candidates.
14296 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14298 2016-01-19 Richard Biener <rguenther@suse.de>
14300 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14301 (get_memory_order): Likewise.
14303 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14305 * tree-vect-stmts.c (vectorizable_store): Check
14308 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14311 * gcc.c (driver::decode_argv): Add call to
14312 init_opts_obstack before init_options_struct.
14313 * opts.c (init_opts_obstack): Remove idempotency.
14314 (init_options_struct): Replace call to init_opts_obstack
14315 with a gcc_assert to verify that it has already been called.
14316 * toplev.c (toplev::main): Add call to init_opts_obstack before
14317 calls to init_options_struct.
14318 (toplev::finalize): Move cleanup of opts_obstack next to
14319 cleanup of save_decoded_options, clearing the latter, and
14320 save_decoded_options_count.
14322 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14325 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14326 attribute to unconditional. Remove %? from output template.
14328 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14329 Jiong Wang <jiong.wang@arm.com>
14331 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14332 generated from different expand order.
14334 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14336 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14337 Add support for CCMP costing.
14339 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14341 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14342 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14343 (fccmpe<mode>): Likewise.
14344 (fcmp): Rename to fcmp and globalize pattern.
14346 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14347 (aarch64_gen_ccmp_next): Add FP support.
14349 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14351 * target.def (gen_ccmp_first): Update documentation.
14352 (gen_ccmp_next): Likewise.
14353 * doc/tm.texi (gen_ccmp_first): Update documentation.
14354 (gen_ccmp_next): Likewise.
14355 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14356 expand_ccmp_expr_1. Improve comments.
14357 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14358 (ccmp_ior<mode>): Remove pattern.
14359 (cmp<mode>): Remove expand.
14360 (cmp): Globalize pattern.
14361 (cstorecc4): Use cc_register.
14362 (mov<mode>cc): Remove ccmp_cc_register check.
14363 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14364 Simplify after removal of CC_DNE/* modes.
14365 (aarch64_ccmp_mode_to_code): Remove.
14366 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14367 In 'k' case use integer as condition.
14368 (aarch64_nzcv_codes): Remove inverted cases.
14369 (aarch64_code_to_ccmode): Remove.
14370 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14371 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14372 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14373 pattern. Return the comparison with CC register. Invert conditions
14374 when bitcode is OR.
14375 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14376 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14378 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14380 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14381 instrumented_version.
14383 2016-01-19 Richard Biener <rguenther@suse.de>
14385 PR tree-optimization/69336
14386 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14387 handled components with get_ref_base_and_extent.
14388 (equal_mem_array_ref_p): Adjust.
14390 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14393 * shrink-wrap.c: Include valtrack.h.
14394 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14395 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14396 in between insn and where it will be moved to. Call
14397 dead_debug_insert_temp.
14398 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14399 first and dead_debug_local_finish at the end.
14400 For uses and defs bitmap, handle all regs in between REGNO and
14401 END_REGNO, not just the first one.
14403 2016-01-19 Richard Biener <rguenther@suse.de>
14405 PR tree-optimization/69352
14406 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14407 (equal_mem_array_ref_p): Constrain size and max size properly.
14408 Compare the reverse flag.
14410 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14412 * ira.c (ira): Update regstat data if we deleted insns.
14414 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14416 PR rtl-optimization/68955
14417 PR rtl-optimization/64557
14418 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14419 here. Fix up formatting.
14420 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14422 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14425 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14426 assume that the node has body.
14427 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14430 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14432 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14435 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14437 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14438 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14440 2016-01-19 Martin Jambor <mjambor@suse.cz>
14441 Martin Liska <mliska@suse.cz>
14442 Michael Matz <matz@suse.de>
14444 * Makefile.in (OBJS): Add new source files.
14445 (GTFILES): Add hsa.c.
14446 * common.opt (disable_hsa): New variable.
14447 (-Whsa): New warning.
14448 * config.in (ENABLE_HSA): New.
14449 * configure.ac: Treat hsa differently from other accelerators.
14450 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14451 $enable_offloading.
14452 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14453 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14454 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14455 --with-hsa-kmt-lib.
14456 * doc/invoke.texi (-Whsa): Document.
14457 (hsa-gen-debug-stores): Likewise.
14458 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14459 to invoke offload compiler for hsa acclerator.
14460 * opts.c (common_handle_option): Determine whether HSA offloading
14461 should be performed.
14462 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14463 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14464 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14465 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14466 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14467 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14468 GF_OMP_FOR_KIND_GRID_LOOP.
14469 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14470 (pp_gimple_stmt_1): Likewise.
14471 * gimple-walk.c (walk_gimple_stmt): Likewise.
14472 * gimple.c (gimple_build_omp_grid_body): New function.
14473 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14474 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14475 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14476 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14477 GF_OMP_TEAMS_GRID_PHONY.
14478 (gimple_statement_omp_single_layout): Updated comments.
14479 (gimple_build_omp_grid_body): New function.
14480 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14481 (gimple_omp_for_grid_phony): New function.
14482 (gimple_omp_for_set_grid_phony): Likewise.
14483 (gimple_omp_parallel_grid_phony): Likewise.
14484 (gimple_omp_parallel_set_grid_phony): Likewise.
14485 (gimple_omp_teams_grid_phony): Likewise.
14486 (gimple_omp_teams_set_grid_phony): Likewise.
14487 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14488 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14489 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14490 (BUILT_IN_GOMP_TARGET): Updated type.
14491 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14492 (adjust_for_condition): New function.
14493 (get_omp_for_step_from_incr): Likewise.
14494 (extract_omp_for_data): Moved parts to adjust_for_condition and
14495 get_omp_for_step_from_incr.
14496 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14497 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14498 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14499 (scan_omp_parallel): Do not create child functions for phony
14501 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14502 (scan_omp_1_op): Checking assert we are not remapping to
14503 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14504 (parallel_needs_hsa_kernel_p): New function.
14505 (expand_parallel_call): Register apprpriate parallel child
14506 functions as HSA kernels.
14507 (grid_launch_attributes_trees): New type.
14508 (grid_attr_trees): New variable.
14509 (grid_create_kernel_launch_attr_types): New function.
14510 (grid_insert_store_range_dim): Likewise.
14511 (grid_get_kernel_launch_attributes): Likewise.
14512 (get_target_argument_identifier_1): Likewise.
14513 (get_target_argument_identifier): Likewise.
14514 (get_target_argument_value): Likewise.
14515 (push_target_argument_according_to_value): Likewise.
14516 (get_target_arguments): Likewise.
14517 (expand_omp_target): Call get_target_arguments instead of looking
14518 up for teams and thread limit.
14519 (grid_expand_omp_for_loop): New function.
14520 (grid_arg_decl_map): New type.
14521 (grid_remap_kernel_arg_accesses): New function.
14522 (grid_expand_target_kernel_body): New function.
14523 (expand_omp): Call it.
14524 (lower_omp_for): Do not emit phony constructs.
14525 (lower_omp_taskreg): Do not emit phony constructs but create for them
14526 a temporary variable receiver_decl.
14527 (lower_omp_taskreg): Do not emit phony constructs.
14528 (lower_omp_teams): Likewise.
14529 (lower_omp_grid_body): New function.
14530 (lower_omp_1): Call it.
14531 (grid_reg_assignment_to_local_var_p): New function.
14532 (grid_seq_only_contains_local_assignments): Likewise.
14533 (grid_find_single_omp_among_assignments_1): Likewise.
14534 (grid_find_single_omp_among_assignments): Likewise.
14535 (grid_find_ungridifiable_statement): Likewise.
14536 (grid_target_follows_gridifiable_pattern): Likewise.
14537 (grid_remap_prebody_decls): Likewise.
14538 (grid_copy_leading_local_assignments): Likewise.
14539 (grid_process_kernel_body_copy): Likewise.
14540 (grid_attempt_target_gridification): Likewise.
14541 (grid_gridify_all_targets_stmt): Likewise.
14542 (grid_gridify_all_targets): Likewise.
14543 (execute_lower_omp): Call grid_gridify_all_targets.
14544 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14545 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14546 (tree_omp_clause): Added union field dimension.
14547 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14548 * tree.c (omp_clause_num_ops): Added number of arguments of
14549 OMP_CLAUSE__GRIDDIM_.
14550 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14551 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14552 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14553 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14554 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14555 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14556 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14557 * tree-pass.h (make_pass_gen_hsail): Declare.
14558 (make_pass_ipa_hsa): Likewise.
14559 * ipa-hsa.c: New file.
14560 * lto-section-in.c (lto_section_name): Add hsa section name.
14561 * lto-streamer.h (lto_section_type): Add hsa section.
14562 * timevar.def (TV_IPA_HSA): New.
14563 * hsa-brig-format.h: New file.
14564 * hsa-brig.c: New file.
14565 * hsa-dump.c: Likewise.
14566 * hsa-gen.c: Likewise.
14569 * toplev.c (compile_file): Call hsa_output_brig.
14570 * hsa-regalloc.c: New file.
14572 2016-01-18 Jeff Law <law@redhat.com>
14574 PR tree-optimization/69320
14575 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14576 ranged object, do nothing if the RHS constant is not [0..1].
14577 (optimize_stmt): Comparing a boolean ranged object against a
14578 constant outside [0..1] results in a compile-time constant.
14580 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14583 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14585 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14586 (Option Summary): Update to reflect new section and moved options.
14587 (C++ Dialect Options): Move -fstats to new section.
14588 (Debugging Options): Move all dump, statistics, and other GCC
14589 developer options to new section. Rewrite section introduction
14590 and re-order remaining options to put the more basic ones first.
14591 (Optimization Options): Move -fira-verbose and -flto-report* to
14593 (Developer Options): New section incorporating moved options.
14594 * doc/cppopts.texi (-dM): Update cross-reference.
14596 2016-01-18 Richard Henderson <rth@redhat.com>
14599 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14600 operands to pseudo only if CSE is expected. Split long immediate
14601 operands only after reload, and for the stack pointer.
14602 (*add<GPI>3_pluslong): Remove.
14603 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14604 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14605 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14606 (*add<GPI>3 peepholes): New.
14607 (*add<GPI>3 splitters): New.
14608 * config/aarch64/constraints.md (Upl): New.
14609 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
14611 2016-01-18 Richard Biener <rguenther@suse.de>
14613 PR tree-optimization/69297
14614 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
14616 (vect_bb_vectorization_profitable_p): Clear visited flag again.
14618 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14620 PR middle-end/68542
14621 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
14622 of mixind vector and scalar types.
14623 (fold_relational_const): Add handling of vector
14624 comparison with boolean result.
14625 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
14626 comparison of vector operands with boolean result for EQ/NE only.
14627 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
14628 (verify_gimple_cond): Likewise.
14629 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
14632 2016-01-18 Joseph Myers <joseph@codesourcery.com>
14634 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
14637 2016-01-18 Richard Biener <rguenther@suse.de>
14639 PR middle-end/69308
14640 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
14642 2016-01-18 Tom de Vries <tom@codesourcery.com>
14644 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
14646 2016-01-18 Tom de Vries <tom@codesourcery.com>
14648 * omp-low.c (set_oacc_fn_attrib): Make extern.
14649 * omp-low.h (set_oacc_fn_attrib): Declare.
14650 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
14651 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
14652 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
14653 Add and handle function parameter oacc_kernels_p.
14654 (find_reduc_addr, get_omp_data_i_param): New function.
14655 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
14656 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
14657 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
14658 Calculate dominance info. Skip loops that are not in a kernels region
14659 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
14660 (pass_parallelize_loops::execute): Call parallelize_loops with
14661 oacc_kernels_p argument.
14662 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
14663 New member function.
14664 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
14665 * passes.def: Add argument to pass_parallelize_loops instantation.
14667 2016-01-18 Tom de Vries <tom@codesourcery.com>
14669 * tree-parloops.c (pass_parallelize_loops::execute): Allow
14670 pass_parallelize_loops to be run outside the loop pipeline.
14672 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14674 * tree-scalar-evolution.c (follow_copies_to_constant): New.
14675 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
14677 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14680 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
14681 using get_ref_base_and_extent.
14682 (equal_mem_array_ref_p): New.
14683 (hashable_expr_equal_p): Add call to previous.
14685 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
14688 * tree-sra.c (disqualified_constants, constant_decl_p): New.
14689 (sra_initialize): Allocate disqualified_constants.
14690 (sra_deinitialize): Free disqualified_constants.
14691 (disqualify_candidate): Update disqualified_constants when appropriate.
14692 (create_access): Scan for constant-pool entries as we go along.
14693 (scalarizable_type_p): Add check against type_contains_placeholder_p.
14694 (maybe_add_sra_candidate): Allow constant-pool entries.
14695 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
14696 (initialize_constant_pool_replacements): New.
14697 (sra_modify_assign): Avoid mangling assignments created by previous,
14698 and don't generate writes into constant pool.
14699 (sra_modify_function_body): Call initialize_constant_pool_replacements.
14701 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
14703 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
14704 andnot instruction.
14705 (scalar_chain::convert_op): Likewise.
14706 * config/i386/i386.md (*andndi3_doubleword): New.
14708 2016-01-18 Richard Biener <rguenther@suse.de>
14710 PR tree-optimization/69170
14711 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
14712 building a vector from scalar results of a pattern stmt.
14714 2016-01-18 Jakub Jelinek <jakub@redhat.com>
14716 * haifa-sched.c (autopref_multipass_init): Work around
14717 -Wmaybe-uninitialized warning.
14719 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
14721 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
14722 against the constant 0.
14724 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14726 PR tree-optimization/68799
14727 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
14728 look up phi candidates in the statement-candidate map.
14729 (phi_add_costs): Likewise.
14730 (record_phi_increments): Likewise.
14731 (phi_incr_cost): Likewise.
14732 (ncd_with_phi): Likewise.
14733 (all_phi_incrs_profitable): Likewise.
14735 2016-01-17 Jakub Jelinek <jakub@redhat.com>
14737 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
14738 -Wmaybe-uninitialized warning.
14740 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
14742 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14743 (Option Summary): Update to reflect new section and moved options.
14744 (C++ Dialect Options): Move -fvtable-verify and related options.
14745 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
14746 and profiling-related options.
14747 (Optimization Options): Move profile generation options and
14748 -fstack-protector and related options.
14749 (Instrumentation Options): New section incorporating moved options.
14750 (Code Generation Options): Move -finstrument-functions and
14751 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
14753 2016-01-16 Tom de Vries <tom@codesourcery.com>
14755 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
14757 2016-01-16 Tom de Vries <tom@codesourcery.com>
14759 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
14761 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
14763 * hash-table.h (hash_table::empty): Turn into an inline wrapper
14764 that checks whether the table is already empty. Rename the
14765 original implementation to...
14766 (hash_table::empty_slot): ...this new private function.
14768 2016-01-15 David Malcolm <dmalcolm@redhat.com>
14770 PR diagnostic/68899
14771 * diagnostic-show-locus.c (layout::print_source_line): Move x
14772 offset of line until after call to
14773 get_line_width_without_trailing_whitespace.
14775 2016-01-15 Jeff Law <law@redhat.com>
14777 PR tree-optimization/69270
14778 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
14779 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
14780 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
14781 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
14782 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14783 ssa_name_has_boolean_range and constant_boolean_node.
14785 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
14787 PR rtl-optimization/69030
14788 * lra-spills.c (remove_pseudos): Check nrefs and make the function
14790 (spill_pseudos): Delete debug insn for dead pseudo.
14791 (lra_spill): Initiate spill_hard_reg and slots memory separately.
14793 2016-01-15 Jiong Wang <jiong.wang@arm.com>
14795 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
14797 (TYPES_UNOPUS): Likewise.
14798 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
14799 builtin type, from UNOP to UNOPUS.
14800 (lbtruncuv4sf): Likewise.
14801 (lbtruncuv2df): Likewise.
14802 (lrounduv2sf): Likewise.
14803 (lrounduv4sf): Likewise.
14804 (lrounduv2df): Likewise.
14805 (lroundusf): Likewise.
14806 (lroundusf): Likewise.
14807 (lceiluv2sf): Likewise.
14808 (lceiluv4sf): Likewise.
14809 (lceiluv2df): Likewise.
14810 (lceilusf): Likewise.
14811 (lceiludf): Likewise.
14812 (lflooruv2sf): Likewise.
14813 (lflooruv4sf): Likewise.
14814 (lflooruv2df): Likewise.
14815 (lfloorusf): Likewise.
14816 (lfloorudf): Likewise.
14817 (lfrintnuv2sf): Likewise.
14818 (lfrintnuv4sf): Likewise.
14819 (lfrintnuv2df): Likewise.
14820 (lfrintnusf): Likewise.
14821 (lfrintnudf): Likewise.
14822 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
14824 (vcvtq_u32_f32): Likewise.
14825 (vcvtq_u64_f64): Likewise.
14826 (vcvta_u32_f32): Likewise.
14827 (vcvtaq_u32_f32): Likewise.
14828 (vcvtaq_u64_f64): Likewise.
14829 (vcvtm_u32_f32): Likewise.
14830 (vcvtmq_u32_f32): Likewise.
14831 (vcvtmq_u64_f64): Likewise.
14832 (vcvtn_u32_f32): Likwise.
14833 (vcvtnq_u32_f32): Likewise.
14834 (vcvtnq_u64_f64): Likewise.
14835 (vcvtp_u32_f32): Likewise.
14836 (vcvtpq_u32_f32): Likewise.
14837 (vcvtpq_u64_f64): Likewise.
14838 (vcvtmd_u64_f64): Likewise.
14839 (vcvtms_u32_f32): Likewise.
14840 (vcvtad_u64_f64): Likewise.
14841 (vcvtas_u32_f32): Likewise.
14842 (vcvtnd_u64_f64): Likewise.
14843 (vcvtns_u32_f32): Likewise.
14844 (vcvtpd_u64_f64): Likewise.
14845 (vcvtps_u32_f32): Likewise.
14847 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14849 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
14850 CSEL of zero_extended registers.
14852 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14854 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
14855 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
14857 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14859 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
14860 false when argument string is not found in the attributes table
14863 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
14866 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
14867 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
14868 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
14869 precision estimate.
14871 2016-01-15 Richard Biener <rguenther@suse.de>
14873 PR tree-optimization/66856
14874 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
14875 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
14876 (vect_create_new_slp_node): Increment stmt reference count.
14877 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
14878 an SLP tree before swapping operands.
14879 (vect_build_slp_tree): Likewise.
14880 (destroy_bb_vec_info): Free stmt info after SLP instances.
14881 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
14882 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
14883 (STMT_VINFO_NUM_SLP_USES): New macro.
14885 2016-01-15 Richard Biener <rguenther@suse.de>
14888 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
14889 (add_linkage_name): ... here.
14890 (gen_typedef_die): Use add_linkage_name_raw instead of
14891 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
14894 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
14896 * gimplify.c (oacc_default_clause): Decode reference and pointer
14897 types for both kernels and parallel regions.
14899 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
14901 PR middle-end/69246
14902 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
14904 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14906 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
14907 (convert_scalars_to_vector): Likewise.
14909 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
14911 * doc/extend.texi (Type Traits): Fix grammar.
14913 2016-01-15 Martin Jambor <mjambor@suse.cz>
14915 * tree-inline.c (remap_decl): Use existing dclarations if
14916 remapping a type and prevent_decl_creation_for_types.
14917 (replace_locals_stmt): Do an initial remapping of non-VLA typed
14918 decls first. Do real remapping with
14919 prevent_decl_creation_for_types set.
14920 * tree-inline.h (copy_body_data): New field
14921 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
14924 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14926 * config/s390/s390.opt (mmvcle): More verbose help text.
14928 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14930 * config/s390/s390.opt: Add period to -mzvector option text.
14932 2016-01-15 Richard Biener <rguenther@suse.de>
14934 PR tree-optimization/68961
14935 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
14936 of invariants in stores again.
14938 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
14940 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
14942 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14944 * config/i386/i386.c (ix86_expand_branch): Don't split
14945 DI mode xor instruction to SI mode.
14947 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14950 * ipa-icf.c (sem_function::merge): Virtual functions may become
14951 reachable even if they address is not taken and there are no
14954 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14956 * lto-streamer-out.c (subtract_estimated_size): New function.
14957 (get_symbol_initial_value): Use it.
14959 2016-01-15 Christian Bruel <christian.bruel@st.com>
14962 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
14963 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
14964 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
14965 use add_builtin_function_ext_scope instead of add_builtin_function.
14966 (neon_set_p, neon_crypto_set_p): Remove.
14967 (arm_init_builtins): Always call arm_init_neon_builtins and
14968 arm_init_crypto_builtins.
14969 (arm_expand_builtin): Check that builtins are allowed for the arch.
14970 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
14971 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
14972 arm_init_neon_builtins call.
14974 2016-01-15 Richard Biener <rguenther@suse.de>
14976 PR tree-optimization/69117
14977 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
14978 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
14979 of the leader conservatively.
14980 (free_scc_vn): Restore original SSA name infos.
14982 2016-01-14 Jeff Law <law@redhat.com>
14984 PR tree-optimization/69270
14985 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
14986 single bit of precision, verify it's also unsigned.
14987 (record_edge_info): Use constant_boolean_node rather than fold_convert
14988 to convert boolean_true/boolean_false to the right type.
14990 2016-01-14 Richard Henderson <rth@redhat.com>
14993 * loop-doloop.c (record_reg_sets): New.
14994 (doloop_optimize): Reject the transform if the sequence
14995 clobbers registers live at the end of the loop block.
14996 (doloop_optimize_loops): Enable df_live if needed.
14998 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15000 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15001 * config/rs6000/rs6000.c: Likewise.
15002 * config/rs6000/rs6000.h: Likewise.
15003 * config/rs6000/rs6000.md: Likewise.
15004 * doc/extend.texi: Likewsie.
15006 2016-01-14 Jeff Law <law@redhat.com>
15008 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15011 2016-01-14 Richard Henderson <rth@redhat.com>
15015 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15016 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15017 instead of builtin_decl_declared_p to test for declaration.
15019 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15021 * doc/loop.texi (Loop Analysis and Representation): Document
15022 loop_depth function.
15024 2016-01-14 Tom de Vries <tom@codesourcery.com>
15026 PR tree-optimization/68773
15027 * omp-low.c (expand_omp_target): Don't set force_output.
15028 * varpool.c (varpool_node::get_create): Same.
15029 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15030 offload_funcs with force_output.
15032 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15035 * lra-eliminations.c (move_plus_up): Don't change anything if either
15036 the outer or inner subreg mode is not MODE_INT.
15037 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15038 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15040 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15042 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15043 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15044 reduc_uplus_@var{m}): Remove.
15045 * expr.c (expand_expr_real_2): Remove expansion path for
15046 reduc_[us](min|max|plus) optabs.
15047 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15048 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15049 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15050 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15051 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15052 reduc_[us](min|max|plus) optabs.
15054 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15056 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15057 (reduc_plus_scal_v2sf): New.
15058 (reduc_smax_v2sf): Rename to...
15059 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15060 (reduc_smin_v2sf): Rename to...
15061 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15063 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15065 * alias.c (compare_base_symbol_refs): New function.
15066 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15069 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15071 PR middle-end/68146
15072 PR tree-optimization/69155
15073 * tree-complex.c: Include cfganal.h.
15074 (phis_to_revisit): New variable.
15075 (extract_component): Add phiarg_p argument. Assert that returned
15076 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15077 (update_phi_components): Partly rewrite to use loop over real/imag
15078 components instead of code duplication. If extract_component returns
15079 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15080 create_tmp_reg into the PHI node instead, and mention the phi triplet
15081 in phis_to_revisit.
15082 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15083 in phis_to_revisit at the end.
15085 2016-01-14 Richard Biener <rguenther@suse.de>
15087 PR tree-optimization/68060
15088 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15089 outer loop reduction is only used in the inner loop before
15090 detecting a double reduction.
15092 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15095 * combine.c (expand_field_assignment): Punt if compute_mode is
15096 unsupported scalar mode.
15098 2016-01-14 Richard Biener <rguenther@suse.de>
15100 PR tree-optimization/66856
15101 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15102 SLP node only if it built successfully.
15103 (vect_analyze_slp_instance): Adjust.
15105 2016-01-14 Jeff Law <law@redhat.com>
15107 PR tree-optimization/69270
15108 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15109 (record_edge_info): Use it. Convert boolean_{true,false}_node
15110 to the type of op0.
15112 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15115 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15116 use block_ultimate_origin
15117 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15119 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15121 * doc/invoke.texi (Submodel Options): Rename section to
15122 "Machine-Dependent Options" to better reflect its content.
15123 Rewrite introductory text to remove archaic CPU names.
15126 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15128 * doc/invoke.texi (Code Gen Options): Move section up in file,
15129 before target-specific options. Update menu and option summary
15130 to reflect the new section ordering.
15132 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15134 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15135 (C++ Dialect Options): Add cross-reference to -std option.
15136 * doc/standards.texi (C++ Language): Document C++14 support.
15138 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15140 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15141 for pack/unpack functions for __ibm128.
15142 (PACK_IF): Likewise.
15143 (UNPACK_IF): Likewise.
15145 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15146 support for __ibm128 pack/unpack functions.
15147 (rs6000_invalid_builtin): Likewise.
15148 (rs6000_init_builtins): Likewise.
15149 (rs6000_opt_masks): Likewise.
15151 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15152 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15154 (RS6000_BTM_COMMON): Likewise.
15156 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15157 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15158 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15159 128-bit floating point. Add support for the double values to be
15160 in Altivec registers for TF/IF packing and unpacking, but restrict
15161 TD packing sub-fields to be FPR registers. Don't allow overlapped
15162 register support for packing. Allow pack inputs to be memory
15163 locations. Don't build generator functions for unpack<mode>_dm
15164 and unpack<mode>_nodm.
15165 (unpack<mode>_dm): Likewise.
15166 (unpack<mode>_nodm): Likewise.
15167 (pack<mode>): Likewise.
15169 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15170 built-in functions to pack/unpack explicit __ibm128 values.
15171 (__builtin_unpack_ibm128): Likewise.
15173 * doc/extend.texi (PowerPC Built-in Functions): Document
15174 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15176 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15179 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15180 Add new arg loc and pass it down as context.
15181 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15182 to the location to use for the warning.
15183 (check_function_arguments): New arg loc. All callers changed. Pass
15184 it to check_function_nonnull.
15185 * c-common.h (check_function_arguments): Adjust declaration.
15187 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15189 PR tree-optimization/69156
15190 * gimple.c (validate_type): Removed.
15191 (gimple_builtin_call_types_compatible_p): Use
15192 useless_type_conversion_p instead of validate_type.
15193 * value-prof.c (gimple_stringop_fixed_value): Fold
15194 icall_size to correct type.
15196 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15198 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15201 2016-01-13 Richard Henderson <rth@redhat.com>
15204 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15205 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15206 (ix86_builtin_tm_store): Remove.
15207 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15208 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15209 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15210 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15211 * doc/tm.texi: Rebuild.
15213 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15214 (BUILT_IN_TM_MEMCPY_RTWN): New.
15215 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15216 fallback from vector to integer helpers.
15217 (build_tm_load): Handle vector types directly, instead of
15219 (build_tm_store): Likewise.
15220 (expand_assign_tm): Prepare for register types not handled by
15221 the above. Copy them to memory and use memcpy.
15222 * tree.c (tm_define_builtin): New.
15223 (find_tm_vector_type): New.
15224 (build_tm_vector_builtins): New.
15225 (build_common_builtin_nodes): Call it.
15227 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15229 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15230 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15232 2016-01-13 Tom de Vries <tom@codesourcery.com>
15234 PR tree-optimization/69169
15235 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15236 handled_struct_type param.
15237 (create_variable_info_for, intra_create_variable_infos): Call
15238 create_variable_info_for_1 with extra arg.
15240 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15242 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15243 and "armv8.1-a+crc" entries.
15245 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15248 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15249 Change first operand predicate from register_or_constm1_operand
15250 to register_operand.
15251 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15252 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15253 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15254 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15255 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15256 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15257 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15258 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15259 comparison with constm1_rtx from vec_prefetch_gen part.
15261 2016-01-13 Richard Biener <rguenther@suse.de>
15263 PR tree-optimization/69013
15264 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15265 Exchange assert for a test.
15267 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15270 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15272 2016-01-13 Richard Biener <rguenther@suse.de>
15274 PR tree-optimization/69242
15275 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15276 assert with a check.
15278 2016-01-13 Richard Biener <rguenther@suse.de>
15280 PR tree-optimization/69186
15281 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15282 Properly guard vect_update_misalignment_for_peel call.
15284 2016-01-12 Jeff Law <law@redhat.com>
15286 PR tree-optimization/pr67755
15287 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15288 "need_profile_correction".
15289 (thread_block_1): Initialize new field to false by default. If we
15290 have multiple thread paths through a common joiner to different
15291 final targets, then set new field to true.
15292 (compute_path_counts): Only do count adjustment when it's really
15295 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15297 * doc/invoke.texi (Spec Files): Move section down in file, past
15298 all command-line option descriptions.
15300 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15302 PR middle-end/54809
15303 * doc/gty.texi: Remove documentation of mark_hook.
15304 * gengtype.c (struct write_types_data): Remove code to support
15305 mark_hook attribute.
15306 (walk_type): Likewise.
15307 (write_func_for_structure): Likewise.
15309 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15311 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15312 Directory Options, and -specs= to Overall Options.
15313 (Overall Options): Adjust similarly. Reorder to group related
15314 options together. Make -specs= cross-reference the spec file details.
15315 (Directory Options): Adjust similarly.
15317 2016-01-12 Jeff Law <law@redhat.com>
15319 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15321 2016-01-12 Olivier Hainque <hainque@adacore.com>
15323 * gcc.c (spec_undefvar_allowed): New global.
15324 (process_command): Set to true when running for --version or --help,
15326 (getenv_spec_function): When the variable is not defined, use the
15327 variable name as the variable value if we're allowed not to issue
15330 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15332 PR tree-optimization/68911
15333 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15334 information computed for expression "init + nit * step".
15336 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15338 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15339 about name of GCC executable. Remove deleted node from menu.
15340 (Directory Options) <-B>: Remove cross-reference to deleted node.
15341 (Target Options): Delete section.
15343 2016-01-12 Christian Bruel <christian.bruel@st.com>
15346 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15347 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15349 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15352 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15353 aligned_mem is properly set for AVX512-VL floating point masked
15357 * ifcvt.c (cond_exec_process_if_block): When removing the last
15358 insn from then_bb, remove also any possible barriers that follow it.
15360 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15364 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15365 (PTRDIFF_TYPE): Likewise.
15366 (WCHAR_TYPE): Likewise.
15367 (WCHAR_TYPE_SIZE): Likewise.
15368 (STDINT_LONG32): Likewise.
15370 2016-01-12 Richard Biener <rguenther@suse.de>
15372 PR tree-optimization/69053
15373 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15374 convert initial value for cond reductions.
15376 2016-01-12 Richard Biener <rguenther@suse.de>
15378 PR tree-optimization/69007
15379 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15380 widen_sum after dot_prod and sad.
15382 2016-01-12 Richard Biener <rguenther@suse.de>
15384 PR tree-optimization/69168
15385 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15386 pattern stmt SLP type.
15387 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15388 end up unused so cope with that case.
15390 2016-01-12 Richard Biener <rguenther@suse.de>
15392 PR tree-optimization/69157
15393 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15394 stmts def type only during analyze phase.
15395 (vectorizable_call): Likewise.
15396 (vectorizable_simd_clone_call): Likewise.
15397 (vectorizable_conversion): Likewise.
15398 (vectorizable_assignment): Likewise.
15399 (vectorizable_shift): Likewise.
15400 (vectorizable_operation): Likewise.
15401 (vectorizable_store): Likewise.
15402 (vectorizable_load): Likewise.
15404 2016-01-12 Richard Biener <rguenther@suse.de>
15406 PR tree-optimization/69174
15407 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15409 (vectorizable_load): Properly compute the number of loads needed
15410 for permuted strided SLP loads and do not spuriously assign
15411 to SLP_TREE_VEC_STMTS.
15413 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15415 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15416 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15417 (MD_EXEC_PREFIX): Remove.
15418 (MD_STARTFILE_PREFIX) Removee.
15419 (FILE_NAME_ABSOLUTE_P): Remove.
15420 (CPP_SPEC): Do not read macros from sys/version.h.
15421 (LINK_COMMAND_SPEC): Remove.
15422 (LOCAL_INCLUDE_DIR): Remove.
15423 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15424 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15425 (POST_LINK_SPEC): Define to invoke stubify after linker
15426 (LIBSTDCXX): Remove define
15427 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15428 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15429 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15430 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15431 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15432 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15433 (i386_djgpp_asm_named_section): Add propotype of new procedure
15435 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15436 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15437 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15438 in config/i386/djgpp.h).
15439 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15440 STANDARD_STARTFILE_PREFIX_1.
15441 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15442 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15443 installation errors.
15444 (MAX_OFILE_ALIGNMENT): Define to 128.
15445 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15447 * config/i386/djgpp.c: New file. Add implementation of
15448 i386_djgpp_asm_named_section.
15450 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15452 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15453 Add rule for building djgpp.o.
15455 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15457 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15458 (rtx_is_swappable_p): Reductions are swappable.
15459 (insn_is_swappable_p): V2DF reductions are swappable.
15461 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15463 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15464 reloads for other unsupported memory operands.
15466 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15467 Jim Wilson <jim.wilson@linaro.org>
15470 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15471 copy_to_mode_reg instead of force_reg.
15473 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15476 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15477 TARGET_80387 is true.
15479 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15482 * lra-eliminations.c (move_plus_up): Only move plus up
15483 if subreg of the constant can be simplified into constant
15484 and use the simplified subreg of the constant instead of
15485 the original constant.
15487 * fold-const.c (fold_convertible_p): Don't return true
15488 for conversion of VECTOR_TYPE to same sized integral type.
15489 (fold_convert_loc): Fix up formatting. Fold conversion of
15490 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15491 instead of NOP_EXPR.
15493 PR tree-optimization/69214
15494 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15495 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15498 PR tree-optimization/69207
15499 * tree-vect-slp.c (vect_get_constant_vectors): For
15500 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15501 fold_convertible_p to vector_type's element type, and always
15502 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15504 2016-01-11 Richard Biener <rguenther@suse.de>
15506 PR tree-optimization/69173
15507 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15508 fixup the cycle if all stmts are in a pattern.
15510 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15512 PR middle-end/68999
15513 * alias.c (base_alias_check): Move check for addresses with
15514 alignment ANDs before the call for compare_base_decls.
15515 (memrefs_conflict_p): Return -1 for different decls
15516 that went through alignment adjustments.
15518 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15520 PR rtl-optimization/68796
15521 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15522 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15523 and QImode comparisons against zero with CC_NZmode.
15524 * config/aarch64/iterators.md (short_mask): New mode_attr.
15526 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15528 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15529 (<avx512>_store<mode>_mask): Likewise.
15531 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15532 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15534 PR rtl-optimization/68841
15535 * ifcvt.c (struct noce_if_info): Add orig_x field.
15536 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15537 Don't record conflicts on to_rename if it's present.
15538 Allow memory destinations in sets.
15539 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15540 blocks, passing orig_x to the checks.
15541 (noce_process_if_block): Set if_info->orig_x appropriately.
15543 2016-01-11 Tom de Vries <tom@codesourcery.com>
15545 PR tree-optimization/69069
15546 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15548 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15550 PR rtl-optimization/68920
15551 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15552 of conditional moves for RTL if-conversion to 1 for
15553 TARGET_ONE_IF_CONV_INSN.
15554 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15555 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15556 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15557 parameter to restirct number of conditional moves for
15559 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15560 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15563 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15566 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15567 onepart vars. Fix typo in comment. Fix reversed condition in
15569 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15572 * var-tracking.c (dump_onepart_variable_differences): New.
15573 (dataflow_set_different): If a detailed dump is requested,
15574 delay early returns and dump differences between onepart
15575 variables present before and after, and added variables.
15577 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15580 * expr.c (expand_expr_real_1): For boolean vector constants
15581 with a scalar mode use const_scalar_mask_from_tree.
15582 (const_scalar_mask_from_tree): New.
15583 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15584 assigned to a mask type to handle constants.
15586 2016-01-11 Martin Jambor <mjambor@suse.cz>
15589 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15590 useless parameters if we cannot change function signature.
15592 2016-01-11 Martin Jambor <mjambor@suse.cz>
15595 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15598 2016-01-11 Tom de Vries <tom@codesourcery.com>
15600 PR tree-optimization/69109
15601 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15604 2016-01-11 Tom de Vries <tom@codesourcery.com>
15606 PR tree-optimization/69108
15607 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
15608 res is not used in a phi.
15610 2016-01-11 Yury Gribov <y.gribov@samsung.com>
15613 * common.opt (frandom-seed): Fix parameter name.
15614 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
15616 2016-01-11 Tom de Vries <tom@codesourcery.com>
15618 PR tree-optimization/69058
15619 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
15622 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
15624 * config/arc/arc.opt (mdiv-rem): Add period to the end.
15625 (mcode-density): Likewise.
15627 2016-01-10 Tom de Vries <tom@codesourcery.com>
15629 PR tree-optimization/69062
15630 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
15631 (parallelize_loops): Don't paralelize loop that has phi with address
15634 2016-01-10 Tom de Vries <tom@codesourcery.com>
15636 PR tree-optimization/69039
15637 * tree-parloops.c (try_create_reduction_list): Only allow single exit
15640 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
15642 PR middle-end/68743
15643 * match.pd: Require target has function_c99_misc before doing
15644 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
15646 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
15648 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
15650 * configure: Regenerate.
15652 2016-01-09 Jakub Jelinek <jakub@redhat.com>
15654 PR middle-end/50865
15655 PR tree-optimization/69097
15656 * fold-const.h (expr_not_equal_to): New prototype.
15657 * fold-const.c: Include stringpool.h and tree-ssanames.h.
15658 (expr_not_equal_to): New function.
15659 * match.pd (X % -Y is the same as X % Y): Don't optimize
15660 unless X is known not to be equal to minimum or Y is known
15661 not to be equal to -1.
15662 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
15663 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
15664 (simplify_stmt_using_ranges): Adjust caller.
15665 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
15666 substitute_and_fold.
15668 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
15670 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
15673 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15675 PR tree-optimization/69167
15676 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
15677 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
15679 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
15681 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15682 Richard Biener <rguenther@suse.de>
15684 PR tree-optimization/68707
15685 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
15686 instances that can be handled via vect_load_lanes.
15688 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
15690 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
15691 if we can't determine address equivalence.
15692 * alias.c (compare_base_decl): Update for changed return value of
15693 symtab_node::equal_address_to.
15695 2016-01-08 Jason Merrill <jason@redhat.com>
15699 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
15700 * expr.c (store_field): Not here.
15701 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
15702 call with TREE_ADDRESSABLE type.
15703 * tree-cfg.c (verify_gimple_call): Adjust.
15705 2016-01-08 Olivier Hainque <hainque@adacore.com>
15707 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
15710 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
15712 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
15713 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
15714 (reduc_smin_v2sf): Rename to...
15715 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
15716 (reduc_splus_v2sf): Rename to...
15717 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
15719 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15721 PR tree-optimization/69162
15722 * gimplify.c (gimplify_va_arg_expr): Encode original type of
15723 valist argument in another argument.
15724 (gimplify_modify_expr): Adjust for the above change. Cleanup.
15725 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
15726 to determine the va_list type, build a MEM_REF instead of
15727 build_fold_indirect_ref.
15729 PR tree-optimization/69172
15730 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
15733 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
15735 PR tree-optimization/67781
15736 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
15737 and cmpnop in two steps: first the ones not accessed in original
15738 gimple expression in a endian independent way and then the ones not
15739 accessed in the final result in an endian-specific way.
15741 2016-01-08 Jakub Jelinek <jakub@redhat.com>
15743 PR tree-optimization/69083
15744 * tree-vect-slp.c (vect_get_constant_vectors): For
15745 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
15746 element type. If op is fold_convertible_p to vector_type's element
15747 type, use NOP_EXPR instead of VCE.
15749 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
15751 PR rtl-optimization/67778
15752 PR rtl-optimization/68634
15753 PR rtl-optimization/68909
15754 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
15755 block from the stack until done with it. Remove a superfluous
15756 bitmap set. Remove a superfluous bitmap test.
15758 2016-01-07 Martin Sebor <msebor@redhat.com>
15761 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
15762 constraint on the type of arguments.
15764 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
15766 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
15767 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
15768 unaligned_access on the gcc_options set.
15769 * config/arm/arm.c (arm_option_override_internal): Use
15770 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
15772 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15775 * config/i386/i386.c (ix86_frame_pointer_required): Enable
15776 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
15778 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
15781 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15784 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15785 depending on frame_pointer_needed before remaining integer and SSE
15786 registers are saved.
15788 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
15791 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
15793 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
15796 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
15797 Use the "xBm" constraint.
15798 (float<sseintvecmodelower><mode>2<mask_name><round_name):
15800 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
15801 (sse_cvtsi2ssq<round_name>): Likewise.
15802 (sse_cvtss2si<round_name>): Likewise.
15803 (sse_cvtss2siq<round_name>): Likewise.
15804 (sse2_cvtsi2sdq<round_name>): Likewise.
15805 (sse2_cvtsd2si<round_name>): Likewise.
15806 (sse2_cvtsd2siq<round_name>): Likewise.
15807 * config/i386/subst.md (round_nimm_scalar_predicate): New
15810 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
15812 PR middle-end/67639
15813 * varasm.c (make_decl_rtl): Mark invalid register vars as
15816 PR rtl-optimization/66206
15817 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
15818 All callers changed.
15820 2016-01-07 Jakub Jelinek <jakub@redhat.com>
15822 PR tree-optimization/69141
15823 * tree-ssa-pre.c: Include langhooks.h.
15824 (eliminate_dom_walker::before_dom_children): Use
15825 lang_hooks.decl_printable_name instead of
15826 cgraph_node::get ()->name ().
15828 PR middle-end/68960
15829 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
15830 it and DECL_ALIGN too.
15832 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
15834 * config/mips/mips-ftypes.def: Sort to lexicographical order.
15836 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15839 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15840 depending on frame_pointer_needed before remaining integer and SSE
15841 registers are saved.
15843 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15845 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
15846 mode iterator with VSX_M2.
15847 (*p9_vecstore_<mode>): Likewise.
15848 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
15849 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
15850 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
15851 (define_split for VSX_LE128 stores): Likewise.
15852 (define_peephole2 for TImode LE swaps): Likewise.
15853 (define_split for VSX_LE128 post-reload stores): Likewise.
15855 2016-01-06 Marek Polacek <polacek@redhat.com>
15858 * convert.c (convert_to_integer_1): Adjust call to
15859 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
15860 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
15861 EXPR instead of ARG.
15862 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
15864 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15867 * doc/extend.texi (RL78 Variable Attributes): New section.
15869 2016-01-05 Marek Polacek <polacek@redhat.com>
15872 * builtins.c (get_memmodel): Use expansion point location rather than
15873 the input location. Call warning_at rather than warning.
15874 (expand_builtin_atomic_compare_exchange): Likewise.
15875 (expand_builtin_atomic_load): Likewise.
15876 (expand_builtin_atomic_store): Likewise.
15877 (expand_builtin_atomic_clear): Likewise.
15879 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15882 * config/i386/i386.c (ix86_expand_vector_logical_operator):
15883 Replace nonimmediate_operand with vector_operand.
15884 * config/i386/predicates.md (vector_operand): New predicate.
15885 (general_vector_operand): Replace nonimmediate_operand with
15887 * config/i386/sse.md: Replace nonimmediate_operand with
15888 vector_operand and m constraint with Bm constraint on SSE
15889 patterns with 16-byte memory operand.
15890 * config/i386/subst.md (round_nimm_predicate): Replace
15891 nonimmediate_operand with vector_operand.
15892 (round_saeonly_nimm_predicate): Likewise.
15893 (round_saeonly_nimm_scalar_predicate): New.
15895 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15898 * config/i386/constraints.md (Bm): New constraint.
15899 * config/i386/predicates.md (vector_memory_operand): New
15901 * config/i386/sse.md: Replace xm with xBm in plusminus and
15902 any_logic patterns.
15904 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15907 * doc/extend.texi (V850 Function Attributes): New section.
15908 (V850 Variable Attributes): New section.
15910 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15913 * doc/extend.texi (MicroBlaze Function Attributes): Document
15914 interrupt_handler and fast_interrupt attributes.
15916 2016-01-05 Sergei Trofimovich <siarheit@google.com>
15919 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
15920 for local symbolic operands.
15921 * config/ia64/predicates.md (local_symbolic_operand64): New
15924 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15926 PR rtl-optimization/68651
15927 * combine.c (combine_simplify_rtx): Canonicalize x + x into
15930 2016-01-05 Nathan Sidwell <nathan@acm.org>
15932 * alias.c (compare_base_decls): Use symtab_node::get.
15934 2016-01-05 Nick Clifton <nickc@redhat.com>
15937 * ira-costs.c (copy_cost): Initialise the t_icode field of the
15938 secondary_reload_info structure.
15941 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
15942 decls if weak support is available.
15944 2016-01-04 Martin Sebor <msebor@redhat.com>
15946 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
15948 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15950 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15951 OPTION_MASK_P9_DFORM.
15953 * config/rs6000/constraints.md (wo constraint): New constraint for
15956 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
15958 (rs6000_init_hard_regno_mode_ok): Likewise.
15960 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
15963 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
15964 expanders not to have constraints. Add support for ISA 3.0 xxperm
15965 instruction. Add support for fusing xxlor with xxperm.
15966 (altivec_vperm_<mode>_internal): Likewise.
15967 (altivec_vperm_v8hiv16qi): Likewise.
15968 (altivec_vperm_<mode>v16q): Likewise.
15969 (altivec_vperm_<mode>_uns): Likewise.
15970 (vperm_v8hiv4si): Likewise.
15971 (vperm_v16qiv8hi): Likewise.
15973 * doc/md.texi (RS/6000 constraints): Document wo constraint.
15975 2016-01-04 Jakub Jelinek <jakub@redhat.com>
15977 Update copyright years.
15979 * gcc.c (process_command): Update copyright notice dates.
15980 * gcov-dump.c (print_version): Ditto.
15981 * gcov.c (print_version): Ditto.
15982 * gcov-tool.c (print_version): Ditto.
15983 * gengtype.c (create_file): Ditto.
15984 * doc/cpp.texi: Bump @copying's copyright year.
15985 * doc/cppinternals.texi: Ditto.
15986 * doc/gcc.texi: Ditto.
15987 * doc/gccint.texi: Ditto.
15988 * doc/gcov.texi: Ditto.
15989 * doc/install.texi: Ditto.
15990 * doc/invoke.texi: Ditto.
15992 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15994 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
15995 modes larger than TImode as TImode if NEON is not enabled.
15997 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16000 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16001 mode for %f0-%f31 only if TARGET_FPU.
16003 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16006 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16007 to compute the PACKED_P predicate.
16008 (function_arg_record_value): Minor tweaks.
16010 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16012 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16013 option for arm*-*-* targets.
16015 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16017 * doc/extend.texi (Common Function Attributes): Move docs for
16018 MSP430-specific attributes to....
16019 (MSP430 Function Attributes): ...here. Delete the redundant
16020 entries and copy-edit the remaining text.
16021 (MSP430 Variable Attributes): Use uniform format for index
16022 entries and add a cross-reference to the corresponding function
16025 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16027 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16029 (x86 Options): Likewise.
16031 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16035 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16036 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16037 to corresponding attribute.
16039 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16041 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16042 to correct alphabetization of table. Copy-edit and correct
16044 <stack_protect>: Likewise.
16045 <target_clones>: Likewise.
16047 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16048 Correct punctuation.
16049 (Code Gen Options) <-fno-plt>: Copy-edit.
16051 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16054 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16055 SI values. Explicitly convert SI to DI and vice-versa.
16057 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16059 PR tree-optimization/69070
16060 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16061 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16064 * ubsan.c (ubsan_instrument_float_cast): Call
16065 initialize_sanitizer_builtins.
16068 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16070 Copyright (C) 2016 Free Software Foundation, Inc.
16072 Copying and distribution of this file, with or without modification,
16073 are permitted in any medium without royalty provided the copyright
16074 notice and this notice are preserved.