1 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
5 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
6 (as_ix86_gas_32_opt): This.
7 (ld_ix86_tls_ldm_opt): Renamed to ...
8 (ld_ix86_gld_32_opt): This.
9 (R_386_TLS_LDM reloc): Updated.
10 (R_386_GOT32X reloc): New assembler/linker check.
11 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
12 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
14 * config.in: Regenerated.
15 * configure: Likewise.
16 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
17 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
18 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
19 if ix86_force_load_from_GOT_p returns true.
20 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
21 ix86_force_load_from_GOT_p returns true.
22 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
23 the external function address via the GOT slot.
24 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
25 HAVE_AS_IX86_GOT32X before returning false.
26 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
27 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
29 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
31 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
33 2016-06-23 Andi Kleen <ak@linux.intel.com>
35 * Makefile.in: Regenerate.
36 * doc/install.texi: Document autoprofiledbootstrap.
38 2016-06-23 Andi Kleen <ak@linux.intel.com>
40 * config/i386/gcc-auto-profile: New file.
42 2016-06-23 Martin Liska <mliska@suse.cz>
45 * predict.c (predict_loops): Revert the hunk that was removed
48 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
50 * config.gcc: Add support for arm*-*-phoenix* targets.
51 * config/arm/t-phoenix: New.
52 * config/phoenix.h: New.
54 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
55 H.J. Lu <hongjiu.lu@intel.com>
58 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
59 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
60 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
61 ix86_force_load_from_GOT_p returns true.
62 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
63 ix86_force_load_from_GOT_p returns true.
64 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
65 ix86_force_load_from_GOT_p returns true.
66 (ix86_expand_move): Load the external function address via the
67 GOT slot if ix86_force_load_from_GOT_p returns true.
68 * config/i386/predicates.md (x86_64_immediate_operand): Return
69 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
70 (x86_64_zext_immediate_operand): Ditto.
72 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
74 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
76 2016-06-22 David Malcolm <dmalcolm@redhat.com>
79 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
80 * diagnostic.c (pedwarn_at_rich_loc): New function.
81 * spellcheck.h (best_match::best_match): Add a
82 "best_distance_so_far" optional parameter.
83 (best_match::set_best_so_far): New method.
84 (best_match::get_best_distance): New accessor.
85 (best_match::get_best_candidate_length): New accessor.
87 2016-06-22 Nick Clifton <nickc@redhat.com>
89 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
90 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
91 modes are accepted as well.
92 (ucompare_loc_descriptor): Likewise.
93 (minmax_loc_descriptor): Likewise.
94 (clz_loc_descriptor): Likewise.
95 (popcount_loc_descriptor): Likewise.
96 (bswap_loc_descriptor): Likewise.
97 (rotate_loc_descriptor): Likewise.
98 (mem_loc_descriptor): Likewise.
99 (loc_descriptor): Likewise.
101 2016-06-22 David Malcolm <dmalcolm@redhat.com>
103 * common.opt (fdiagnostics-parseable-fixits): New option.
104 * diagnostic.c: Include "selftest.h".
105 (print_escaped_string): New function.
106 (print_parseable_fixits): New function.
107 (diagnostic_report_diagnostic): Call print_parseable_fixits.
108 (selftest::assert_print_escaped_string): New function.
109 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
110 (selftest::test_print_escaped_string): New function.
111 (selftest::test_print_parseable_fixits_none): New function.
112 (selftest::test_print_parseable_fixits_insert): New function.
113 (selftest::test_print_parseable_fixits_remove): New function.
114 (selftest::test_print_parseable_fixits_replace): New function.
115 (selftest::diagnostic_c_tests): New function.
116 * diagnostic.h (struct diagnostic_context): Add field
117 "parseable_fixits_p".
118 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
119 -fdiagnostics-parseable-fixits.
120 (-fdiagnostics-parseable-fixits): New option.
121 * opts.c (common_handle_option): Handle
122 -fdiagnostics-parseable-fixits.
123 * selftest-run-tests.c (selftest::run_tests): Call
124 selftest::diagnostic_c_tests.
125 * selftest.h (selftest::diagnostic_c_tests): New prototype.
127 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
129 PR tree-optimization/71488
130 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
131 comparison of boolean vectors.
132 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
133 of boolean vectors using bitwise operations.
135 2016-06-22 Andreas Schwab <schwab@suse.de>
137 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
140 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
142 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
144 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
146 * config/i386/i386.c (print_reg): Emit an error message on attempt to
149 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
151 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
152 * config/arm/arm-cores.def (cortex-a73): New entry.
153 (cortex-a73.cortex-a35): Likewise.
154 (cortex-a73.cortex-a53): Likewise.
155 * config/arm/arm-tables.opt: Regenerate.
156 * config/arm/arm-tune.md: Likewise.
157 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
158 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
159 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
160 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
161 * doc/invoke.texi (ARM Options): Document cortex-a73,
162 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
164 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
166 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
167 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
168 (cortex-a73.cortex-a35): Likewise.
169 (cortex-a73.cortex-a53): Likewise.
170 * config/aarch64/aarch64-tune.md: Regenerate.
171 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
172 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
175 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
177 * configure.ac (gcc_cv_as_compress_debug): Remove
178 --compress-debug-sections as extra as switch.
179 Handle gas --compress-debug-sections=type.
180 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
181 Handle gld --compress-debug-sections=type.
182 * configure: Regenerate.
184 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
186 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
188 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
190 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
191 (do_rewrite): likewise.
193 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
195 * common/config/mep/mep-common.c: Remove.
196 * config.gcc: Remove mep-* support.
197 * config/mep/constraints.md: Remove.
198 * config/mep/default.h: Remove.
199 * config/mep/intrinsics.h: Remove.
200 * config/mep/intrinsics.md: Remove.
201 * config/mep/ivc2-template.h: Remove.
202 * config/mep/mep-c5.cpu: Remove.
203 * config/mep/mep-core.cpu: Remove.
204 * config/mep/mep-default.cpu: Remove.
205 * config/mep/mep-ext-cop.cpu: Remove.
206 * config/mep/mep-intrin.h: Remove.
207 * config/mep/mep-ivc2.cpu: Remove.
208 * config/mep/mep-pragma.c: Remove.
209 * config/mep/mep-protos.h: Remove.
210 * config/mep/mep.c: Remove.
211 * config/mep/mep.cpu: Remove.
212 * config/mep/mep.h: Remove.
213 * config/mep/mep.md: Remove.
214 * config/mep/mep.opt: Remove.
215 * config/mep/predicates.md: Remove.
216 * config/mep/t-mep: Remove.
217 * doc/install.texi: Remove mep-* documentation.
218 * doc/md.texi: Likewise.
220 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
222 * config.gcc: Remove support for avr-rtems.
223 * config/avr/gen-avr-mmcu-specs.c: Likewise.
224 * config/avr/rtems.h: Remove.
225 * config/avr/t-rtems: Remove.
227 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
229 * config.gcc: Remove m32r-rtems support.
230 * config/m32r/rtems.h: Remove.
232 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
234 * config.gcc: Remove h8300-rtems support.
235 * config/h8300/rtems.h: Remove.
236 * config/h8300/t-rtems: Remove.
238 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
240 * config.gcc: Remove support for knetbsd.
241 * configure.ac: Likewise.
242 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
243 * config/knetbsd-gnu.h: Remove.
244 * configure: Regenerate.
246 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
248 * config.gcc: Remove support for openbsd 2 and 3.
249 * config/openbsd-oldgas.h: Remove.
251 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
253 * config.gcc: Remove interix support.
254 * config/i386/i386-interix.h: Remove.
255 * config/i386/interix.opt: Remove.
256 * config/i386/t-interix: Remove.
257 * configure: Regenerate.
258 * configure.ac: Remove interix support.
259 * doc/install.texi: Remove interix documentation.
261 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
263 * config/rs6000/rs6000.h: Add conditional preprocessing directives
264 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
267 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
269 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
270 they are both PLACEHOLDER_EXPRs.
272 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
274 * stor-layout.c (layout_type): Move setting complex MODE to
275 layout_type, instead of setting it ahead of time by the caller.
276 * tree.c (build_complex_type): Likewise.
278 2016-06-21 Martin Liska <mliska@suse.cz>
280 * predict.c (force_edge_cold): Replace imposisble with
283 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
285 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
286 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
288 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
290 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
292 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
293 Ilya Enkovich <ilya.enkovich@intel.com>
296 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
297 New member function to convert V1TImode register to SUBREG
298 TImode in debug insn.
299 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
300 after changing register mode to V1TImode.
302 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
304 * config/aarch64/aarch64-cores.def (vulcan): New core.
305 * config/aarch64/aarch64-tune.md: Regenerate.
306 * doc/invoke.texi: Document vulcan as an available option.
308 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
310 * cse.c (canon_asm_operands): New function extracted from...
311 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
312 either standalone or member of a PARALLEL.
314 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
317 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
318 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
319 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
321 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
324 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
325 constant addresses if can_create_pseudo_p.
327 2016-06-21 Jakub Jelinek <jakub@redhat.com>
329 PR tree-optimization/71588
330 * tree-ssa-strlen.c (valid_builtin_call): New function.
331 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
334 2016-06-20 Jakub Jelinek <jakub@redhat.com>
337 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
338 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
339 for conversion of scalar user var to complex type and use the
340 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
343 PR rtl-optimization/71591
344 * toplev.c (toplev::run_self_tests): If no_backend, complain and
347 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
350 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
351 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
352 space for PIC with non-v32 and the common non-PIC "jump".
354 2016-06-20 Jakub Jelinek <jakub@redhat.com>
357 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
358 returned values and add UN*/LTGT/*ORDERED cases with values matching
359 D operand modifier on vcmp for AVX.
361 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
363 * config/aarch64/aarch64.opt
364 (mpc-relative-literal-loads): Rename internal option name.
365 * config/aarch64/aarch64.c
366 (aarch64_nopcrelative_literal_loads): Rename to
367 aarch64_pcrelative_literal_loads.
368 (aarch64_expand_mov_immediate): Likewise.
369 (aarch64_secondary_reload): Likewise.
370 (aarch64_can_use_per_function_literal_pools_p): Likewise.
371 (aarch64_override_options_after_change_1): Rename and simplify logic.
372 (aarch64_classify_symbol): Merge large model checks into switch,
373 remove pc-relative load check.
375 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
377 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
378 costs relative to the cost of a register move.
380 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
382 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
383 (vcvt_n_f64_u64): Likewise.
384 (vcvt_n_s64_f64): Likewise.
385 (vcvt_n_u64_f64): Likewise.
386 (vcvt_f64_s64): Likewise.
387 (vrecpe_f64): Likewise.
388 (vcvt_f64_u64): Likewise.
389 (vrecps_f64): Likewise.
391 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
393 * config/aarch64/aarch64.md
394 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
396 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
398 * config/aarch64/aarch64-builtins.c
399 (aarch64_types_binop_uss_qualifiers): Delete.
400 (TYPES_BINOP_USS): Likewise.
401 (aarch64_types_binop_sus_qualifiers): Likewise.
402 (TYPES_BINOP_SUS): Likewise.
403 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
404 (TYPES_FCVTIMM_SUS): Likewise.
405 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
407 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
408 (fcvtzs): Use SHIFTIMM rather than BINOP.
409 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
411 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
413 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
414 costs relative to the cost of a register move.
416 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
418 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
419 Allow scalar/single vector modes to be tieable.
421 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
423 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
425 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
427 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
429 * tree.h (TYPE_ALIGN): Likewise.
431 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
434 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
436 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
438 * config/avr/avr.c (avr_print_operand): Fix "format not a string
439 literal" build warnings.
440 (avr_print_operand_address): Dito.
442 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
445 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
446 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
448 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
450 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
452 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
455 * reload1.c (reload): Pass 0 to finish_spills when called because
456 update_eliminables_and_spill returns true and remove did_spill.
457 (finish_spills): Adjust comment and document GLOBAL parameter.
459 2016-06-17 DJ Delorie <dj@redhat.com>
462 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
463 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
464 (umulqihi3_virt): Likewise.
465 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
466 (umulqihi3_real): Likewise.
468 2016-06-17 Martin Liska <mliska@suse.cz>
470 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
472 2016-06-17 Martin Liska <mliska@suse.cz>
474 * predict.def: PRED_LOOP_EXIT from 92 to 85.
476 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
478 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
480 (vaddq_f32): Likewise.
481 (vmul_f32): Likewise.
482 (vmulq_f32): Likewise.
483 (vsub_f32): Likewise.
484 (vsubq_f32): Likewise.
486 2016-06-17 Bin Cheng <bin.cheng@arm.com>
488 PR tree-optimization/71347
489 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
490 cost for all uses in group.
492 2016-06-17 Bin Cheng <bin.cheng@arm.com>
494 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
495 insert gimple seq if it's not empty.
497 2016-06-17 Bin Cheng <bin.cheng@arm.com>
499 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
501 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
503 (comp_dr_with_seg_len_pair): Ditto.
504 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
505 struct dr_with_seg_len_pair against DR_OFFSET.
506 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
509 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
511 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
513 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
515 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
516 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
517 (pa_output_millicode_call): Likewise.
518 (pa_output_call): Likewise.
519 (pa_output_indirect_call): Likewise.
520 (pa_asm_output_mi_thunk): Likewise.
522 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
524 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
526 2016-06-16 Martin Liska <mliska@suse.cz>
528 * predict.c (combine_predictions_for_insn): When we find a first
529 match predictor, we should consider just predictors with
530 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
532 (combine_predictions_for_bb): Likewise.
534 2016-06-16 Jakub Jelinek <jakub@redhat.com>
536 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
537 with base of reference to struct.
539 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
541 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
543 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
546 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
547 progmem_swtable_section.
548 (progmem_swtable_section): Remove.
549 (avr_asm_function_rodata_section): Remove.
550 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
551 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
553 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
555 * config/i386/driver-i386.c (host_detect_local_cpu): Set
556 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
557 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
558 signature_CENTAUR_ebx.
559 * config/i386/i386.c (ix86_option_override_internal): Add
560 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
561 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
562 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
564 2016-06-16 Martin Liska <mliska@suse.cz>
566 * predict.def: Add fortran loop preheader predictor.
567 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
568 fold IFN_BUILTIN_EXPECT with a known constant argument.
570 2016-06-16 Martin Liska <mliska@suse.cz>
572 * predict.def: Add 'Fortran' to display text of all
573 PRED_FORTRAN_* predictors.
575 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
578 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
579 [IA64_BUILTIN_NANSQ]: Ditto.
580 (ia64_fold_builtin): New function.
581 (TARGET_FOLD_BUILTIN): New define.
582 (ia64_init_builtins) Declare const_string_type node.
583 Add __builtin_nanq and __builtin_nansq builtin functions.
584 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
586 2016-06-16 Nick Clifton <nickc@redhat.com>
588 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
589 MSP430_HWMULT_ prefix to enum values.
590 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
591 * config/msp430/msp430.c: Update use of enum values.
592 * config/msp430/msp430.md: Likewise.
593 * config/msp430/msp430.opt: Likewise.
595 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
597 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
598 of comparsions in the last iteration.
600 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
601 Joern Rennecke <joern.rennecke@embecosm.com>
603 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
605 (arc_needs_pcl_p): Add GOTOFFPC.
606 (arc_legitimate_pic_addr_p): Likewise.
607 (arc_output_pic_addr_const): Likewise.
608 (arc_legitimize_pic_address): Generate a pc-relative address using
610 (arc_output_libcall): Use @pcl syntax.
611 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
612 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
613 (*movsi_insn): Use @pcl syntax.
614 (doloop_begin_i): Likewise.
616 2016-06-16 Martin Liska <mliska@suse.cz>
618 * predict.def: Define a new predictor.
620 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
622 * config/arc/arc.opt (mtp-regno): Update text.
624 2016-06-16 Renlin Li <renlin.li@arm.com>
626 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
628 2016-06-16 Jakub Jelinek <jakub@redhat.com>
631 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
632 (setcc + and peephole2): Likewise.
634 PR rtl-optimization/71532
635 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
638 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
640 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
641 DImode constants with XXSPLTIB in vector registers.
642 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
643 vsx_extract_<mode>_internal{1,2} into a single insn that handles
644 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
645 extraction of the element at the top of the register as a scalar
647 (vsx_extract_<mode>_internal1): Likewise.
648 (vsx_extract_<mode>_internal2): Likewise.
649 * config/rs6000/constraints.md (wi constraint): Remove a comment
650 about DImode not being allowed in Altivec registers.
651 (wB constraint): New constraint for constants that can be
652 generated in Altivec registers with VSPLTISW/VUPKHSW.
653 * config/rs6000/predicates.md (xxspltib_constant_split): Update
655 (xxspltib_constant_nosplit): Likewise.
656 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
657 support for -mupper-regs-di to enable DImode to go into Altivec
659 (POWERPC_MASKS): Likewise.
660 (power7 cpu): Likewise.
661 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
662 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
663 for DImode being allowed in Altivec registers. Update wi/wj
664 constraints. Set scalar_in_vmx_p flag.
665 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
666 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
667 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
668 (rs6000_opt_masks): Add -mupper-regs-di.
669 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
670 direct move to use wi and not wj.
672 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
674 (floatunssi<mode>2_lfiwzx_mem): Likewise.
675 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
676 any VSX register, instead of just Altivec registers, to allow
677 either operand to be an Altivec register or both.
678 (fixuns_trunc<mode>di2_fctiduz): Likewise.
679 (movdi_internal32): Add support for -mupper-regs-di. Add support
680 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
681 the alternatives and attributes to be lined up to be easier to
683 (movdi_internal64): Likewise.
684 (64-bit DImode splitters): Change predicates to only split loading
685 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
686 load constants in ISA 3.0 or ISA 2.07 respectively.
687 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
688 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
689 mention -mcpu=power9 sets these options.
690 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
693 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
696 * config/avr/avr.c (avr_set_current_function): Warn misspelled
697 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
698 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
699 by default to warn misspelled interrupt/ signal handler.
700 * doc/invoke.texi (AVR Options): Document it. Update description
701 for -nodevicelib option.
703 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
705 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
706 up parentheses. Use GET_MODE_UNIT_BITSIZE.
707 (aarch64_<sur>shll2_n<mode>): Likewise.
709 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
712 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
713 DECL_CONTEXT for copied arguments.
715 2016-06-15 Alan Hayward <alan.hayward@arm.com>
717 PR tree-optimization/71483
718 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
721 2016-06-15 Martin Liska <mliska@suse.cz>
723 * predict.c (tree_predict_by_opcode): Call predict_edge_def
724 instead of predict_edge w/o a probability.
726 2016-06-15 Alan Hayward <alan.hayward@arm.com>
728 PR tree-optimization/71439
729 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
732 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
734 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
735 register subregs in SET_SRC.
737 2016-06-15 Richard Biener <rguenther@suse.de>
739 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
742 2016-06-15 Richard Biener <rguenther@suse.de>
744 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
745 not consider dependences between accesses that belong to the
747 (vect_analyze_data_ref_dependences): Do not analyze read-read
750 2016-06-14 David Malcolm <dmalcolm@redhat.com>
752 * spellcheck-tree.c: Include spellcheck-tree.h rather than
754 (find_closest_identifier): Reimplement in terms of
755 best_match<tree,tree>.
756 * spellcheck-tree.h: New file.
757 * spellcheck.c (struct edit_distance_traits<const char *>): New
759 (find_closest_string): Reimplement in terms of
760 best_match<const char *, const char *>.
761 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
762 overload to spellcheck-tree.h.
763 (find_closest_identifier): Likewise.
764 (struct edit_distance_traits<T>): New template.
765 (class best_match): New class.
767 2016-06-14 David Malcolm <dmalcolm@redhat.com>
769 * selftest-run-tests.c (selftest::run_tests): Call
770 selftest::spellcheck_tree_c_tests.
771 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
772 * spellcheck-tree.c: Include selftest.h and stringpool.h.
773 (selftest::test_find_closest_identifier): New function.
774 (selftest::spellcheck_tree_c_tests): New function.
775 * spellcheck.c (selftest::test_find_closest_string): Verify that
776 the order of the vec does not affect the results for this case.
777 (selftest::test_data): New array.
778 (selftest::test_metric_conditions): New function.
779 (selftest::spellcheck_c_tests): Add a test of case-comparison.
780 Call selftest::test_metric_conditions.
782 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
784 * config/rs6000/rs6000-builtin.def (commentary): Typo.
785 (BU_P9_MISC_1): Likewise.
786 (BU_P9_64BIT_MISC_0): Likewise.
787 (BU_P9_MISC_0): Likewise.
789 2016-06-14 David Malcolm <dmalcolm@redhat.com>
791 * gcc-rich-location.c
792 (gcc_rich_location::add_fixit_misspelled_id): New method.
793 * gcc-rich-location.h
794 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
796 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
798 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
799 FreeBSD 11 and above.
801 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
803 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
805 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
807 * expmed.h: Close parenthesis in "at your option" in copyright
809 * lower-subreg.h: Likewise.
811 2016-06-14 Richard Biener <rguenther@suse.de>
814 * genmatch.c (expr::gen_transform): Use in_type for comparisons
817 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
819 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
821 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
823 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
825 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
826 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
828 2016-06-14 Richard Biener <rguenther@suse.de>
830 PR tree-optimization/71522
831 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
832 copying into float copying.
834 2016-06-14 Jakub Jelinek <jakub@redhat.com>
836 PR tree-optimization/71520
837 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
838 (replace_block_by): Move user labels from bb1 to bb2.
840 2016-06-14 Richard Biener <rguenther@suse.de>
844 * expr.h (get_bit_range): Declare.
845 * expr.c (get_bit_range): Export.
846 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
847 word_mode again to constrain the bitfield access.
849 2016-06-14 Richard Biener <rguenther@suse.de>
851 PR tree-optimization/71521
852 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
853 division int_const_binop against zero divisor.
855 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
857 * config/i386/i386.md (signbittf2): New expander.
858 * config/i386/sse.md (ptesttf2): New insn pattern.
860 2016-06-13 David Malcolm <dmalcolm@redhat.com>
863 * input.c (selftest::test_reading_source_line): Avoid reading from
864 __FILE__ by creating a tempfile with known content and reading
867 2016-06-13 David Malcolm <dmalcolm@redhat.com>
869 * pretty-print.c (assert_pp_format_colored): Skip the test if
871 (test_pp_format): Remove comment about GCC_COLORS.
873 2016-06-13 David Malcolm <dmalcolm@redhat.com>
875 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
876 * pretty-print.c (assert_pp_format_va): Add location param and use
877 it with ASSERT_STREQ_AT.
878 (assert_pp_format): Add location param and pass it to
880 (assert_pp_format_colored): Likewise.
881 (ASSERT_PP_FORMAT_1): New.
882 (ASSERT_PP_FORMAT_2): New.
883 (ASSERT_PP_FORMAT_3): New.
884 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
885 explicitly, or implicitly via the above macros.
886 * selftest.c (selftest::pass): Use a selftest::location rather
888 (selftest::fail): Likewise. Print the function name.
889 (selftest::fail_formatted): Likewise.
890 (selftest::assert_streq): Use a selftest::location rather than
892 * selftest.h (selftest::location): New struct.
893 (SELFTEST_LOCATION): New macro.
894 (selftest::pass): Accept a const location & rather than file
896 (selftest::fail): Likewise.
897 (selftest::fail_formatted): Likewise.
898 (selftest::assert_streq): Likewise.
899 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
900 (ASSERT_FALSE): Likewise.
901 (ASSERT_EQ): Likewise.
902 (ASSERT_NE): Likewise.
903 (ASSERT_STREQ): Likewise.
904 (ASSERT_PRED1): Likewise.
905 (ASSERT_STREQ_AT): New macro.
907 2016-06-13 David Malcolm <dmalcolm@redhat.com>
909 * selftest.c (selftest::fail_formatted): New function.
910 (selftest::assert_streq): New function.
911 * selftest.h (selftests::fail_formatted): New decl.
912 (selftest::assert_streq): New decl.
913 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
915 2016-06-13 Jeff Law <law@redhat.com>
917 PR tree-optimization/71403
918 * tree-ssa-threadbackward.c
919 (convert_and_register_jump_thread_path): No longer accept reference
920 to path. Do not pop items off the path anymore.
921 (fsm_find_control_statement_thread_paths): Do not allow threading
922 to a deeper loop nest. Pop the last item off the path here rather
923 than in convert_and_register_jump_thread_path.
925 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
926 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
928 [AArch64] Emit division using the Newton series
930 * config/aarch64/aarch64-protos.h
931 (cpu_approx_modes): Add new member "division".
932 (aarch64_emit_approx_div): Declare new function.
933 * config/aarch64/aarch64.c
934 (generic_approx_modes): New member "division".
935 (exynosm1_approx_modes): Likewise.
936 (xgene1_approx_modes): Likewise.
937 (aarch64_emit_approx_div): Define new function.
938 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
939 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
940 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
941 * doc/invoke.texi (-mlow-precision-div): Describe new option.
943 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
944 Wilco Dijkstra <wilco.dijkstra@arm.com>
946 [AArch64] Emit square root using the Newton series
948 * config/aarch64/aarch64-protos.h
949 (aarch64_emit_approx_rsqrt): Replace with new function
950 "aarch64_emit_approx_sqrt".
951 (cpu_approx_modes): New member "sqrt".
952 * config/aarch64/aarch64.c
953 (generic_approx_modes): New member "sqrt".
954 (exynosm1_approx_modes): Likewise.
955 (xgene1_approx_modes): Likewise.
956 (aarch64_emit_approx_rsqrt): Replace with new function
957 "aarch64_emit_approx_sqrt".
958 (aarch64_override_options_after_change_1): Handle new option.
959 * config/aarch64/aarch64-simd.md
960 (rsqrt<mode>2): Use new function instead.
961 (sqrt<mode>2): New expansion and insn definitions.
962 * config/aarch64/aarch64.md: Likewise.
963 * config/aarch64/aarch64.opt
964 (mlow-precision-sqrt): Add new option description.
965 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
967 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
969 [AArch64] Add more choices for the reciprocal square root approximation
971 Allow a target to prefer such operation depending on the operation mode.
973 * config/aarch64/aarch64-protos.h
974 (AARCH64_APPROX_MODE): New macro.
975 (AARCH64_APPROX_{NONE,ALL}): Likewise.
976 (cpu_approx_modes): New structure.
977 (tune_params): New member "approx_modes".
978 * config/aarch64/aarch64-tuning-flags.def
979 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
980 * config/aarch64/aarch64.c
981 (generic_approx_modes): New core "cpu_approx_modes" structure.
982 (exynosm1_approx_modes): Likewise.
983 (xgene1_approx_modes): Likewise.
984 (generic_tunings): New member "approx_modes".
985 (cortexa35_tunings): Likewise.
986 (cortexa53_tunings): Likewise.
987 (cortexa57_tunings): Likewise.
988 (cortexa72_tunings): Likewise.
989 (exynosm1_tunings): Likewise.
990 (thunderx_tunings): Likewise.
991 (xgene1_tunings): Likewise.
992 (use_rsqrt_p): New argument for the mode and use new member from
994 (aarch64_builtin_reciprocal): Devise mode from builtin.
995 (aarch64_optab_supported_p): New argument for the mode.
996 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
998 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1000 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
1001 RS6000_BTM_MODULO flag into the set of flags that are considered
1002 to be part of the common configuration.
1004 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1006 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
1007 difference unsigned.
1008 (vec_absdb): New macro for vector absolute difference unsigned
1010 (vec_absdh): New macro for vector absolute difference unsigned
1012 (vec_absdw): New macro for vector absolute difference unsigned word.
1013 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
1014 (vadu<mode>3): New insn.
1015 (*p9_vadu<mode>3): New insn.
1016 * config/rs6000/rs6000-builtin.def (vadub): New built-in
1018 (vaduh): New built-in definition.
1019 (vaduw): New built-in definition.
1020 (vadu): New overloaded built-in definition.
1021 (vadub): New overloaded built-in definition.
1022 (vaduh): New overloaded built-in definition.
1023 (vaduw): New overloaded built-in definition.
1024 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1025 overloaded vector absolute difference unsigned functions.
1026 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1027 the ISA 3.0 vector absolute difference unsigned built-in functions.
1029 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
1031 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
1032 update shared_lookup_references only once after changing operands.
1034 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
1037 * tree-nested.c (convert_nonlocal_omp_clauses)
1038 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
1040 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
1041 * tree.def (CASE_LABEL_EXPR): Likewise.
1043 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1046 * input.c (test_builtins): Fix an assertion.
1048 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1050 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
1053 (isinf<mode>2): Ditto.
1055 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1057 * ggc-tests.c (test_finalization): Only test need_finalization_p
1058 for GCC_VERSION >= 4003.
1060 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1062 * config/s390/vecintrin.h: Fix file description in comment.
1064 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1066 * config/s390/s390-builtin-types.def: Change builtin type naming
1067 scheme to match builtin-types.def.
1069 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
1071 * fold-const.c (optimize_minmax_comparison): Remove.
1072 (fold_comparison): Remove call to the above.
1073 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
1074 New transformations.
1076 2016-06-13 Alan Hayward <alan.hayward@arm.com>
1078 PR tree-optimization/71416
1079 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
1082 2016-06-13 Martin Liska <mliska@suse.cz>
1084 * predict.c (enum predictor_reason): Prefix enum with REASON_.
1085 (combine_predictions_for_insn): Likewise.
1086 (prune_predictions_for_bb): Likewise.
1087 (combine_predictions_for_bb): Likewise.
1089 2016-06-13 Richard Biener <rguenther@suse.de>
1091 PR tree-optimization/71505
1092 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
1093 assert match comment.
1095 2016-06-13 Marek Polacek <polacek@redhat.com>
1098 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
1099 gimplify_switch_expr.
1100 (warn_switch_unreachable_r): New function.
1102 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1105 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
1108 2016-06-13 Richard Biener <rguenther@suse.de>
1111 * fold-const.c (fold_unary_loc): Preserve alignment when
1112 folding a VIEW_CONVERT_EXPR into a MEM_REF.
1114 2016-06-13 Martin Liska <mliska@suse.cz>
1117 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
1118 w/ -fsanitize=bounds.
1120 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1122 * config/i386/i386.c (ix86_init_builtins): Calculate
1123 FLOAT128_FTYPE_CONST_STRING function type only once.
1124 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
1125 built-in functions are available for x86-32 and x86-64 targets.
1127 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1130 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
1132 (FLOAT128_FTYPE_CONST_STRING): New function type.
1133 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
1134 [IX86_BUILTIN_NANSQ]: Ditto.
1135 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1136 (ix86_init_builtin_types): Declare const_string_type_node.
1137 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
1139 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1140 * doc/extend.texi (x86 Built-in Functions): Document
1141 __builtin_nanq and __builtin_nansq.
1143 2016-06-11 Jiong Wang <jiong.wang@arm.com>
1146 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
1147 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
1148 length for pop patterns.
1149 (arm_attr_length_push_multi): Update comments.
1150 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
1152 (*pop_multiple_with_writeback_and_return): Likewise.
1153 (*pop_multiple_with_return): Likewise.
1155 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
1158 * fold-const.c (optimize_bit_field_compare): Don't try to use
1159 word_mode unconditionally for reading the bit field, look at
1160 DECL_BIT_FIELD_REPRESENTATIVE instead.
1162 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1165 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
1166 vector integer type.
1168 2016-06-10 Jakub Jelinek <jakub@redhat.com>
1171 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
1172 without LABEL_DECL, set *handled_ops_p to false instead of true.
1174 2016-06-10 Martin Sebor <msebor@redhat.com>
1177 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
1178 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
1179 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
1181 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
1182 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
1183 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
1184 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
1185 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
1186 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
1187 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
1188 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
1190 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1192 * config/arm/arm.h (pool_vector_label,
1193 return_used_this_function): Remove.
1195 2016-06-10 Jeff Law <law@redhat.com>
1197 PR tree-optimization/71335
1198 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
1199 zero length paths here.
1200 (convert_and_register_jump_thread_path): Remove hacks related to
1201 duplicated blocks in the jump thread path.
1202 (fsm_find_control_statement_thread_paths): Avoid putting the same
1203 block on the thread path twice, but ensure the thread path is
1204 unchanged from the caller's point of view.
1206 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1208 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
1209 * predict.def (PRED_LOOP_BRANCH): Remove.
1211 2016-06-10 David Malcolm <dmalcolm@redhat.com>
1213 * Makefile.in (OBJS): Add ggc-tests.o.
1214 (GTFILES): Add ggc-tests.c.
1215 * ggc-tests.c: New file.
1216 * selftest-run-tests.c (selftest::run_tests): Call
1217 selftest::ggc_tests_c_tests.
1218 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
1220 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
1222 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
1224 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
1227 * varasm.c (place_block_symbol): Adjust alignment for asan protected
1228 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
1230 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1232 * profile.c: Include cfgloop.h.
1233 (branch_prob): Compute estimated number of iterations.
1234 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1235 recompute estimate number of iterations from profile.
1237 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1240 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
1241 must be grouped on top of stack. Don't force early clobber
1242 on ordinary reg outputs.
1244 2016-06-10 Richard Biener <rguenther@suse.de>
1246 * targhooks.c (default_builtin_vectorization_cost): Adjust
1249 2016-06-10 Richard Biener <rguenther@suse.de>
1251 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
1252 to fold the RHS to a constant if possible.
1254 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1257 * tree-nested.c (convert_nonlocal_omp_clauses)
1258 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
1259 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
1260 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
1262 * gimplify.c (gimplify_adjust_omp_clauses): Discard
1264 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
1266 * omp-low.c (scan_sharing_clauses): Don't expect
1269 2016-06-10 Alan Hayward <alan.hayward@arm.com>
1271 PR tree-optimization/71407
1272 PR tree-optimization/71416
1273 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
1276 2016-06-10 Richard Biener <rguenther@suse.de>
1279 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
1281 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
1283 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
1285 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
1286 Jiong Wang <jiong.wang@arm.com>
1288 PR rtl-optimization/70751
1289 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
1290 spilled into memory.
1292 2016-06-09 Jonathan Yong <10walls@gmail.com>
1295 2015-09-21 Jonathan Yong <10walls@gmail.com>
1297 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
1298 sysroot/usr/lib/32api for additional win32 libraries,
1299 fixes failing Cygwin bootstrapping.
1301 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
1303 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
1306 2016-06-09 David Malcolm <dmalcolm@redhat.com>
1309 * pretty-print.c (pp_indent): Specify that %p is printed in a
1310 host-dependent manner.
1311 (test_pp_format): Remove the test for %p.
1313 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
1315 * config/mips/mips.c (mips_output_jump): Fix formatting.
1317 2016-06-09 Richard Biener <rguenther@suse.de>
1319 PR tree-optimization/71462
1320 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
1323 2016-06-09 Martin Liska <mliska@suse.cz>
1325 * predict.c (dump_prediction): Add new argument.
1326 (enum predictor_reason): New enum.
1327 (struct predictor_hash): New struct.
1328 (predictor_hash::hash): New function.
1329 (predictor_hash::equal): Likewise.
1330 (not_removed_prediction_p): New function.
1331 (prune_predictions_for_bb): Likewise.
1332 (combine_predictions_for_bb): Prune predictions.
1334 2016-06-09 Martin Liska <mliska@suse.cz>
1336 * predict.c (filter_predictions): New function.
1337 (remove_predictions_associated_with_edge): Use the filter
1339 (equal_edge_p): New function.
1341 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1343 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1344 Correct usage of @samp vs @option, add @samp where appropriate.
1345 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1346 Add armv6s-m and document it, as it is no official ARM name.
1348 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1350 * ifcvt.c (struct noce_if_info): Add transform_name field.
1351 (noce_try_move): Set if_info->transform_name to the function name.
1352 (noce_try_ifelse_collapse): Likewise.
1353 (noce_try_store_flag): Likewise.
1354 (noce_try_inverse_constants): Likewise.
1355 (noce_try_store_flag_constants): Likewise.
1356 (noce_try_addcc): Likewise.
1357 (noce_try_store_flag_mask): Likewise.
1358 (noce_try_cmove): Likewise.
1359 (noce_try_cmove_arith): Likewise.
1360 (noce_try_minmax): Likewise.
1361 (noce_try_abs): Likewise.
1362 (noce_try_sign_mask): Likewise.
1363 (noce_try_bitop): Likewise.
1364 (noce_convert_multiple_sets): Likewise.
1365 (noce_process_if_block): Print if_info->transform_name to
1366 dump_file if transformation succeeded.
1368 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1370 * config/arm/cortex-a57.md (cortex_a57_alu):
1373 2016-06-08 Martin Sebor <msebor@redhat.com>
1374 Jakub Jelinek <jakub@redhat.com>
1378 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1379 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1380 * builtins.c: Include gimple-fold.h.
1381 (fold_builtin_arith_overflow): Handle
1382 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1383 (fold_builtin_3): Likewise.
1384 * doc/extend.texi (Integer Overflow Builtins): Document
1385 __builtin_{add,sub,mul}_overflow_p.
1387 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1389 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1390 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1392 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1394 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1395 Rewrite, looking one level down for records and arrays.
1397 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1399 * pretty-print.c: Include "selftest.h".
1400 (pp_format): Fix comment.
1401 (identifier_to_locale): Likewise.
1402 (selftest::test_basic_printing): New function.
1403 (selftest::assert_pp_format): New function.
1404 (selftest::test_pp_format): New function.
1405 (selftest::pretty_print_c_tests): New function.
1406 * selftest-run-tests.c (selftest::run_tests): Call
1407 selftest::pretty_print_c_tests.
1408 * selftest.h (pretty_print_c_tests): New declaration.
1410 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1412 * invoke.texi (max-loop-headers-insns): Document.
1413 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1414 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1415 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1417 2016-06-08 Richard Biener <rguenther@suse.de>
1419 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1420 on strided SLP loads and fall back to scalar loads in case
1421 we can't chunk them.
1423 2016-06-08 Richard Biener <rguenther@suse.de>
1425 PR tree-optimization/71452
1426 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1427 type used for the SSA rewrite has enough precision to cover
1428 the dynamic type of the location.
1430 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1431 Richard Biener <rguenther@suse.de>
1434 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1435 the same as DECL_P (base0) for indirect_base0. Use equality_code
1436 in one further place.
1438 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1440 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1441 to one word if the field is known to overlap other words.
1442 (extract_bit_field_1): Likewise.
1443 (store_split_bit_field): Remove compensating code.
1444 (extract_split_bit_field): Likewise.
1446 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1450 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1452 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1454 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1456 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1457 (arch64_addpv4sf): Delete.
1458 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1459 "gen_aarch64_addpv4sf".
1460 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1462 (vpadds_f32): Likewise.
1463 (vpaddq_f32): Likewise.
1464 (vpaddq_f64): Likewise.
1466 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1468 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1470 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1471 to VALLF. Rename to "fabd<mode>3".
1472 "*fabd_scalar<mode>3): Delete.
1473 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1475 (vabdd_f64): Likewise.
1476 (vabd_f32): Likewise.
1477 (vabd_f64): Likewise.
1478 (vabdq_f32): Likewise.
1479 (vabdq_f64): Likewise.
1481 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1483 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1485 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1486 "aarch64_rsqrts<mode>".
1487 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1488 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1490 (vrsqrtsd_f64): Likewise.
1491 (vrsqrts_f32): Likewise.
1492 (vrsqrts_f64): Likewise.
1493 (vrsqrtsq_f32): Likewise.
1494 (vrsqrtsq_f64): Likewise.
1496 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1498 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1500 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1501 "aarch64_rsqrte<mode>".
1502 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1503 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1505 (vrsqrted_f64): Likewise.
1506 (vrsqrte_f32): Likewise.
1507 (vrsqrte_f64): Likewise.
1508 (vrsqrteq_f32): Likewise.
1509 (vrsqrteq_f64): Likewise.
1511 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1513 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1517 * config/aarch64/aarch64-simd.md
1518 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1519 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1520 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1522 (vcvt_n_f32_u32): Likewise.
1523 (vcvt_n_s32_f32): Likewise.
1524 (vcvt_n_u32_f32): Likewise.
1525 (vcvtq_n_f32_s32): Likewise.
1526 (vcvtq_n_f32_u32): Likewise.
1527 (vcvtq_n_f64_s64): Likewise.
1528 (vcvtq_n_f64_u64): Likewise.
1529 (vcvtq_n_s32_f32): Likewise.
1530 (vcvtq_n_s64_f64): Likewise.
1531 (vcvtq_n_u32_f32): Likewise.
1532 (vcvtq_n_u64_f64): Likewise.
1533 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1534 (VSDQ_SDI): Likewise.
1535 (fcvt_target): Support V4DI, V4SI and V2SI.
1536 (FCVT_TARGET): Likewise.
1538 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1540 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1541 (TYPES_BINOP_SUS): Likewise.
1542 (aarch64_simd_builtin_data): Update include file name.
1543 (aarch64_builtins): Likewise.
1544 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1545 for conversion between scalar float-point and fixed-point.
1549 * config/aarch64/aarch64.md
1550 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1551 pattern for conversion between scalar float to fixed-pointer.
1552 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1553 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1554 (UNSPEC_FCVTZU): Likewise.
1555 (UNSPEC_SCVTF): Likewise.
1556 (UNSPEC_UCVTF): Likewise.
1557 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1559 (vcvtd_n_f64_u64): Likewise.
1560 (vcvtd_n_s64_f64): Likewise.
1561 (vcvtd_n_u64_f64): Likewise.
1562 (vcvtd_n_f32_s32): Likewise.
1563 (vcvts_n_f32_u32): Likewise.
1564 (vcvtd_n_s32_f32): Likewise.
1565 (vcvts_n_u32_f32): Likewise.
1566 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1568 (FCVT_TARGET): Likewise.
1569 (FCVT_FIXED2F): New iterator.
1570 (FCVT_F2FIXED): Likewise.
1571 (fcvt_fixed_insn): New define_int_attr.
1573 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1575 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1576 some statements was removed.
1578 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1580 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1581 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1582 (vect_can_advance_ivs_p): likewise.
1583 (vect_update_ivs_after_vectorizer): likewise.
1584 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1585 (vect_analyze_scalar_cycles_1): likewise.
1586 (vect_analyze_loop_operations): likewise.
1587 (report_vect_op): likewise.
1588 (vect_is_slp_reduction): likewise.
1589 (vect_is_simple_reduction): likewise.
1590 (get_initial_def_for_induction): likewise.
1591 (vect_transform_loop): likewise.
1592 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
1593 (vect_recog_sad_pattern): likewise.
1594 (vect_recog_widen_sum_pattern): likewise.
1595 (vect_recog_widening_pattern): likewise.
1596 (vect_recog_divmod_pattern): likewise.
1597 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
1598 (vect_analyze_slp_instance): likewise.
1599 (vect_transform_slp_perm_load): likewise.
1600 (vect_schedule_slp_instance): likewise.
1602 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1604 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
1605 (return_prediction): PRED_CONST_RETURN predict return as not taken.
1606 * predict.def (PRED_CONTINUE): Change hitrate 50->67
1607 (PRED_LOOP_BRANCH): Document predictor as broken.
1608 (PRED_LOOP_EXIT): Change hitrate 91->92.
1609 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
1610 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
1611 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
1612 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
1613 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
1614 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
1615 (PRED_CALL): Chane hitrate 71->67.
1616 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
1617 (PRED_GOTO): Document as unused right now.
1618 (PRED_CONST_RETURN): Change hitrate 67->69
1619 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
1620 (PRED_NULL_RETURN): Change hitrate 91->90.
1621 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
1622 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
1623 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
1625 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
1627 * config/rs6000/altivec.h: Add __builtin_vec_mul.
1628 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
1629 special case Altivec builtin.
1630 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
1631 VSX_BUILTIN_VEC_MUL (replaced with special case code).
1632 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1633 code for ALTIVEC_BUILTIN_VEC_MUL.
1634 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1635 for __builtin_vec_mul.
1637 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
1639 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
1642 2016-06-07 David Malcolm <dmalcolm@redhat.com>
1644 * spellcheck.c (selftest::test_find_closest_string): New function.
1645 (spellcheck_c_tests): Call the above.
1647 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1649 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
1651 2016-06-07 Jakub Jelinek <jakub@redhat.com>
1653 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
1654 Yv=Yv,C alternatives.
1656 2016-06-07 Richard Biener <rguenther@suse.de>
1659 * common.opt (ffast-math): Make Optimization.
1661 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
1662 Prachi Godbole <prachi.godbole@imgtec.com>
1664 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
1665 `fabs' and `fneg' type attributes.
1666 (p5600_fpu_fabs): Add `fmove' to the comment.
1668 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1670 * gimple.c: Include builtins.h
1671 (gimple_inexpensive_call_p): New function.
1672 * gimple.h (gimple_inexpensive_call_p): Declare.
1673 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
1674 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
1677 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
1679 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
1680 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
1681 warning_at_rich_loc, warning_n, pedwarn, permerror,
1682 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
1683 sorry, fatal_error, internal_error, internal_error_no_backtrace):
1686 2016-06-07 Richard Biener <rguenther@suse.de>
1688 PR tree-optimization/71428
1689 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
1690 BIT_FIELD_REF op vs. load.
1692 2016-06-07 Richard Biener <rguenther@suse.de>
1695 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
1698 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1700 * config/pa/pa.md (call): Generate indirect long calls to non-local
1701 functions on TARGET_64BIT.
1702 (call_value): Likewise.
1704 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
1706 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
1707 pattern and subsequent splitters.
1708 (call_val_reg_64bit_post_reload): Likewise.
1710 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1713 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
1714 propagate_op_to_single_use.
1716 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1719 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
1721 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
1723 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
1724 (enum x86_dirflag_state): New enum.
1725 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
1726 (machine_function): Remove needs_cld.
1727 (ix86_current_function_needs_cld): Remove.
1728 * config/i386/i386.c (ix86_set_func_type): Set
1729 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
1730 (ix86_expand_prologue): Do not emit CLD here.
1731 (ix86_dirflag_mode_needed): New function.
1732 (ix86_dirflag_mode_entry): Ditto.
1733 (ix86_mode_needed): Handle X86_DIRFLAG entity.
1734 (ix86_mode_after): Ditto.
1735 (ix86_mode_entry): Ditto.
1736 (ix86_mode_exit): Ditto.
1737 (ix86_emit_mode_set): Ditto.
1738 * config/i386/i386.md (strmov_singleop): Set
1739 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
1740 Do not set ix86_current_function_needs_cld.
1742 (strset_singleop): Ditto.
1744 (cmpstrnqi_nz_1): Ditto.
1745 (cmpstrnqi_1): Ditto.
1746 (strlenqi_1): Ditto.
1748 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1750 PR tree-optimization/71259
1751 * tree-vect-slp.c (vect_get_constant_vectors): For
1752 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
1753 one for constant op, and use COND_EXPR for non-constant.
1755 2016-06-06 David Malcolm <dmalcolm@redhat.com>
1757 * Makefile.in (OBJS): Add function-tests.o,
1758 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
1759 selftest-run-tests.o.
1760 (OBJS-libcommon): Add selftest.o.
1761 (OBJS-libcommon-target): Add selftest.o.
1762 (all.internal): Add "selftest".
1763 (all.cross): Likewise.
1764 (selftest): New phony target.
1765 (s-selftest): New target.
1766 (selftest-gdb): New phony target.
1767 (COLLECT2_OBJS): Add selftest.o.
1768 * bitmap.c: Include "selftest.h".
1769 (selftest::test_gc_alloc): New function.
1770 (selftest::test_set_range): New function.
1771 (selftest::test_clear_bit_in_middle): New function.
1772 (selftest::test_copying): New function.
1773 (selftest::test_bitmap_single_bit_set_p): New function.
1774 (selftest::bitmap_c_tests): New function.
1775 * common.opt (fself-test): New.
1776 * diagnostic-show-locus.c: Include "selftest.h".
1777 (make_range): New function.
1778 (test_range_contains_point_for_single_point): New function.
1779 (test_range_contains_point_for_single_line): New function.
1780 (test_range_contains_point_for_multiple_lines): New function.
1781 (assert_eq): New function.
1782 (test_get_line_width_without_trailing_whitespace): New function.
1783 (selftest::diagnostic_show_locus_c_tests): New function.
1784 * et-forest.c: Include "selftest.h".
1785 (selftest::test_single_node): New function.
1786 (selftest::test_simple_tree): New function.
1787 (selftest::test_disconnected_nodes): New function.
1788 (selftest::et_forest_c_tests): New function.
1789 * fold-const.c: Include "selftest.h".
1790 (selftest::assert_binop_folds_to_const): New function.
1791 (selftest::assert_binop_folds_to_nonlvalue): New function.
1792 (selftest::test_arithmetic_folding): New function.
1793 (selftest::fold_const_c_tests): New function.
1794 * function-tests.c: New file.
1795 * gimple.c: Include "selftest.h".
1796 Include "gimple-pretty-print.h".
1797 (selftest::verify_gimple_pp): New function.
1798 (selftest::test_assign_single): New function.
1799 (selftest::test_assign_binop): New function.
1800 (selftest::test_nop_stmt): New function.
1801 (selftest::test_return_stmt): New function.
1802 (selftest::test_return_without_value): New function.
1803 (selftest::gimple_c_tests): New function.
1804 * hash-map-tests.c: New file.
1805 * hash-set-tests.c: New file.
1806 * input.c: Include "selftest.h".
1807 (selftest::assert_loceq): New function.
1808 (selftest::test_accessing_ordinary_linemaps): New function.
1809 (selftest::test_unknown_location): New function.
1810 (selftest::test_builtins): New function.
1811 (selftest::test_reading_source_line): New function.
1812 (selftest::input_c_tests): New function.
1813 * rtl-tests.c: New file.
1814 * selftest-run-tests.c: New file.
1815 * selftest.c: New file.
1816 * selftest.h: New file.
1817 * spellcheck.c: Include "selftest.h".
1818 (selftest::levenshtein_distance_unit_test_oneway): New function,
1819 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
1820 (selftest::levenshtein_distance_unit_test): Likewise.
1821 (selftest::spellcheck_c_tests): Likewise.
1822 * toplev.c: Include selftest.h.
1823 (toplev::run_self_tests): New.
1824 (toplev::main): Handle -fself-test.
1825 * toplev.h (toplev::run_self_tests): New.
1826 * tree.c: Include "selftest.h".
1827 (selftest::test_integer_constants): New function.
1828 (selftest::test_identifiers): New function.
1829 (selftest::test_labels): New function.
1830 (selftest::tree_c_tests): New function.
1831 * tree-cfg.c: Include "selftest.h".
1832 (selftest::push_fndecl): New function.
1833 (selftest::test_linear_chain): New function.
1834 (selftest::test_diamond): New function.
1835 (selftest::test_fully_connected): New function.
1836 (selftest::tree_cfg_c_tests): New function.
1837 * vec.c: Include "selftest.h".
1838 (selftest::safe_push_range): New function.
1839 (selftest::test_quick_push): New function.
1840 (selftest::test_safe_push): New function.
1841 (selftest::test_truncate): New function.
1842 (selftest::test_safe_grow_cleared): New function.
1843 (selftest::test_pop): New function.
1844 (selftest::test_safe_insert): New function.
1845 (selftest::test_ordered_remove): New function.
1846 (selftest::test_unordered_remove): New function.
1847 (selftest::test_block_remove): New function.
1848 (selftest::reverse_cmp): New function.
1849 (selftest::test_qsort): New function.
1850 (selftest::vec_c_tests): New function.c.
1851 * wide-int.cc: Include selftest.h and wide-int-print.h.
1852 (selftest::from_int <wide_int>): New function.
1853 (selftest::from_int <offset_int>): New function.
1854 (selftest::from_int <widest_int>): New function.
1855 (selftest::assert_deceq): New function.
1856 (selftest::assert_hexeq): New function.
1857 (selftest::test_printing <VALUE_TYPE>): New function template.
1858 (selftest::test_ops <VALUE_TYPE>): New function template.
1859 (selftest::test_comparisons <VALUE_TYPE>): New function template.
1860 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
1862 (selftest::wide_int_cc_tests): New function.
1864 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1867 * ifcvt.c (noce_try_ifelse_collapse): New function.
1869 (noce_process_if_block): Call noce_try_ifelse_collapse.
1870 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
1871 (simplify_ternary_operation): Use the above to simplify
1872 conditional CLZ/CTZ expressions.
1874 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1877 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
1878 define_insn_and_split.
1880 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1883 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
1885 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1888 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
1889 Implicitly clobber memory for basic asm with non-empty assembler
1890 string. Use targetm.md_asm_adjust also here.
1891 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
1892 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
1893 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
1894 non-empty assembler string.
1895 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
1896 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
1897 (decode_asm_operands): Handle basic asm in PARALLEL block.
1898 (extract_insn): Handle basic asm in PARALLEL block.
1899 * doc/extend.texi: Mention new behavior of basic asm.
1900 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
1901 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
1902 branch_needs_nop_p): Use asm_noperands.
1904 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1906 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
1907 Include the M7 SPARC DFA scheduler.
1908 New attribute v3pipe.
1909 Annotate insns with v3pipe where appropriate.
1910 Define cpu_feature vis4.
1911 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
1912 Add (V8QI "8") to vbits.
1913 Add insns {add,sub}v8qi3
1914 Add insns ss{add,sub}v8qi3
1915 Add insns us{add,sub}{v8qi,v4hi}3
1916 Add insns {min,max}{v8qi,v4hi,v2si}3
1917 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
1918 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
1919 * config/sparc/niagara4.md: Add a comment explaining the
1920 discrepancy between the documented latenty numbers and the
1922 * config/sparc/niagara7.md: New file.
1923 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
1924 supports SPARC5 and VIS 4.0 instructions.
1925 * configure: Regenerate.
1926 * config.in: Likewise.
1927 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
1928 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
1929 TARGET_CPU_niagara7.
1930 (ASM_CPU64_DEFAULT_SPEC): Likewise.
1931 (CPP_CPU_SPEC): Handle niagara7.
1932 (ASM_CPU_SPEC): Likewise.
1933 * config/sparc/sparc-opts.h (processor_type): Add
1935 (mvis4): New option.
1936 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
1937 (AS_NIAGARA7_FLAG): Define.
1938 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
1939 (CPP_CPU64_DEFAULT_SPEC): Likewise.
1940 (CPP_CPU_SPEC): Handle niagara7.
1941 (ASM_CPU_SPEC): Likewise.
1942 * config/sparc/sparc.c (niagara7_costs): Define.
1943 (sparc_option_override): Handle niagara7 and adjust cache-related
1944 parameters with better values for niagara cpus. Also support VIS4.
1945 (sparc32_initialize_trampoline): Likewise.
1946 (sparc_use_sched_lookahead): Likewise.
1947 (sparc_issue_rate): Likewise.
1948 (sparc_register_move_cost): Likewise.
1949 (dump_target_flag_bits): Support VIS4.
1950 (sparc_vis_init_builtins): Likewise.
1951 (sparc_builtins): Likewise.
1952 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
1954 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
1956 * config/sparc/sparc.opt (sparc_processor_type): New value
1958 * config/sparc/visintrin.h (__attribute__): Prototypes for the
1960 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
1962 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
1965 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
1967 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
1969 2016-06-06 Richard Biener <rguenther@suse.de>
1971 PR tree-optimization/71398
1972 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
1975 2016-06-05 James Bowman <james.bowman@ftdichip.com>
1977 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
1978 ft32_expand_prolog, ft32_expand_epilogue):
1979 Handle pretend_args.
1980 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
1981 * config/ft32/ft32.md: Add pretend_returner.
1983 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
1986 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1987 Copy op1 RTX to avoid invalid sharing.
1988 (ix86_expand_vector_move_misalign): Ditto.
1990 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
1992 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
1995 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
1997 * predict.c (predicted_by_loop_heuristics_p): New function.
1998 (predict_iv_comparison): Use it.
1999 (predict_loops): Walk from innermost loops; do not predict edges
2000 leaving multiple loops multiple times; implement
2001 PRED_LOOP_ITERATIONS_MAX heuristics.
2002 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
2004 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2006 * cfg.c (check_bb_profile): Do not report mismatched profiles when
2007 only edges out of BB are EH edges.
2009 2016-06-04 Martin Sebor <msebor@redhat.com>
2010 Marcin Baczyński <marbacz@gmail.com>
2013 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
2014 a void expression in a void function.
2016 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2018 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
2019 aux; dump reasons of decisions.
2020 (should_duplicate_loop_header_p): Likewise.
2021 (do_while_loop_p): Likewise.
2022 (ch_base::copy_headers): Dump asi num insns duplicated.
2024 2016-06-04 Jakub Jelinek <jakub@redhat.com>
2026 PR tree-optimization/71405
2027 * tree-ssa.c (execute_update_addresses_taken): For clobber with
2028 incompatible type, build a new clobber with the right type instead
2029 of building a VIEW_CONVERT_EXPR around it.
2031 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2033 PR tree-optimization/52171
2034 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
2035 by_pieces_ninsns instead of move_by_pieces_ninsns.
2037 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2039 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
2040 for reg+reg addressing mode.
2042 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2044 * rs6000-c.c (c/c-tree.h): Add #include.
2045 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
2046 in C++ when found in the base position of vec_ld or vec_st.
2048 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2050 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
2051 use of profile unless profile status is PROFILE_READ.
2052 * profile.c (compute_branch_probabilities): Set profile status
2053 only after reporting predictor hitrates.
2055 2016-06-03 Joseph Myers <joseph@codesourcery.com>
2059 * common.opt (ffp-int-builtin-inexact): New option.
2060 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
2061 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
2062 (ceil@var{m}2): Document dependence on this option.
2063 * ipa-inline-transform.c (inline_call): Handle
2064 flag_fp_int_builtin_inexact.
2065 * ipa-inline.c (can_inline_edge_p): Likewise.
2066 * config/i386/i386.md (rintxf2): Do not test
2067 flag_unsafe_math_optimizations.
2068 (rint<mode>2_frndint): New define_insn.
2069 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
2070 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
2071 for 387 instead of extending and truncating.
2072 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
2073 !flag_trapping_math instead of flag_unsafe_math_optimizations.
2074 Change to frndint<mode>2_<rounding>.
2075 (frndintxf2_<rounding>_i387): Likewise. Change to
2076 frndint<mode>2_<rounding>_i387.
2077 (<rounding_insn>xf2): Likewise.
2078 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
2079 !flag_trapping_math instead of flag_unsafe_math_optimizations for
2080 x87. Test TARGET_ROUND || !flag_trapping_math ||
2081 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
2082 SSE. Use ROUND_NO_EXC in constant operand of
2083 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
2084 for 387 instead of extending and truncating.
2086 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
2087 Julia Koval <julia.koval@intel.com>
2099 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
2100 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
2101 all registers, except for function return registers if there are
2102 no caller-saved registers.
2103 (ix86_set_func_type): New function.
2104 (ix86_set_current_function): Call ix86_set_func_type to set
2105 no_caller_saved_registers and func_type. Call reinit_regs if
2106 caller-saved registers are changed. Don't allow MPX, SSE, MMX
2107 nor x87 instructions in interrupt handler nor function with
2108 no_caller_saved_registers attribute.
2109 (ix86_function_ok_for_sibcall): Return false if there are no
2110 caller-saved registers.
2111 (type_natural_mode): Don't warn ABI change for MMX in interrupt
2113 (ix86_function_arg_advance): Skip for callee in interrupt handler.
2114 (ix86_function_arg): Return special arguments in interrupt handler.
2115 (ix86_promote_function_mode): Promote pointer to word_mode only
2116 for normal functions.
2117 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
2119 (ix86_epilogue_uses): New function.
2120 (ix86_hard_regno_scratch_ok): Likewise.
2121 (ix86_save_reg): Preserve all registers in interrupt handler
2122 after reload. Preserve all registers, except for function return
2123 registers, if there are no caller-saved registers after reload.
2124 (find_drap_reg): Always use callee-saved register if there are
2125 no caller-saved registers.
2126 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
2127 for interrupt handler.
2128 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
2129 Emit cld instruction if stringops are used in interrupt handler
2130 or interrupt handler isn't a leaf function.
2131 (ix86_expand_epilogue): Generate interrupt return for interrupt
2132 handler and pop the 'ERROR_CODE' off the stack before interrupt
2133 return in exception handler.
2134 (ix86_expand_call): Disallow calling interrupt handler directly.
2135 If there are no caller-saved registers, mark all registers that
2136 are clobbered by the call which returns as clobbered.
2137 (ix86_handle_no_caller_saved_registers_attribute): New function.
2138 (ix86_handle_interrupt_attribute): Likewise.
2139 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
2141 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
2142 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
2143 accumulation in interrupt function if stack may be realigned to
2145 (EPILOGUE_USES): New.
2146 (function_type): New enum.
2147 (machine_function): Add func_type and no_caller_saved_registers.
2148 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
2149 (interrupt_return): New pattern.
2150 * doc/extend.texi: Document x86 interrupt and
2151 no_caller_saved_registers attributes.
2153 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
2155 PR tree-optimization/52171
2156 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
2157 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
2158 Look for constant strings. Move some code to emit_block_cmp_hints
2160 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
2161 * defaults.h (COMPARE_MAX_PIECES): New macro.
2162 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
2163 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
2164 (clear_by_pieces_1): Don't declare. Move definition before use.
2165 (can_do_by_pieces): New static function.
2166 (can_move_by_pieces): Use it. Return bool.
2167 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
2168 OP. All callers changed. Handle COMPARE_BY_PIECES.
2169 (class pieces_addr); New.
2170 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
2171 pieces_addr::adjust, pieces_addr::increment_address,
2172 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
2174 (class op_by_pieces_d): New.
2175 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
2177 (class move_by_pieces_d, class compare_by_pieces_d,
2178 class store_by_pieces_d): New subclasses of op_by_pieces_d.
2179 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
2180 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
2181 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
2182 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
2183 compare_by_pieces_d::finish_mode): New member functions.
2184 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
2186 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
2187 (emit_block_cmp_hints): New function.
2188 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
2189 use the newly defined classes.
2190 * expr.h (by_pieces_constfn): New typedef.
2191 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
2192 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
2193 (move_by_pieces_ninsns): Don't declare.
2194 (can_move_by_pieces): Change return value to bool.
2195 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
2196 (compare_by_pieces_branch_ratio): New hook.
2197 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
2198 (by_pieces_ninsns): Declare.
2199 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
2201 (default_compare_by_pieces_branch_ratio): New function.
2202 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
2203 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
2204 * doc/tm.texi: Regenerate.
2205 * tree-ssa-strlen.c: Include "builtins.h".
2206 (handle_builtin_memcmp): New static function.
2207 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
2208 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2210 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2212 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
2213 relevant stmts which are simple and invariant.
2214 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
2215 instead of simple and invariant
2217 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2219 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
2220 (vectorizable_reduction): Check for new relevant state.
2221 (vectorizable_live_operation): vectorize live stmts using
2222 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
2223 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
2224 (vect_stmt_relevant_p): Check for stmts which are only used live.
2225 (process_use): Use of a stmt does not inherit it's live value.
2226 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
2227 (vect_analyze_stmt): Check for new relevant state.
2228 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
2229 outside the loop, but not inside it.
2231 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2233 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
2234 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
2235 (vect_get_vec_def_for_operand): Split out code.
2237 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2239 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2241 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2243 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2245 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2247 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2249 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2252 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2253 to noreturn e->callee->decl that has void return type and void
2254 arguments, adjust gimple_call_fntype and remove lhs even if it had
2255 previously addressable type.
2257 2016-06-02 Jeff Law <law@redhat.com>
2259 PR tree-optimization/71328
2260 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
2261 error when checking for a jump back onto the copied path.
2263 2016-06-02 David Malcolm <dmalcolm@redhat.com>
2265 * config/microblaze/microblaze.c (get_branch_target): Add return
2266 NULL_RTX for the non-CALL_P case.
2267 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
2268 (insert_wic): Remove unused local "j".
2270 2016-06-02 Martin Liska <mliska@suse.cz>
2272 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2274 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
2275 Julia Koval <julia.koval@intel.com>
2277 * function.c (assign_parm_setup_stack): Force source into a
2279 * target.def (function_incoming_arg): Update documentation to
2280 allow arbitrary address computation based on hard register.
2281 * doc/tm.texi: Regenerated.
2283 2016-06-02 Martin Liska <mliska@suse.cz>
2285 * predict.c (combine_predictions_for_bb): Fix first match in
2286 cases where a first predictor contains more than one occurence
2287 in list of predictors. Take the best value in such case.
2289 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2291 PR rtl-optimization/71295
2292 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
2293 offset would go over the size of the inner mode reject it.
2295 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2297 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
2298 x=x,x and v=v,m instead of x=x,m.
2300 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
2301 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
2302 alternative to v=rm,C.
2304 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
2305 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
2306 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
2307 instead of vex for the last two above mentioned alternatives.
2309 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2312 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2314 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
2316 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
2318 2016-06-01 David Malcolm <dmalcolm@redhat.com>
2320 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
2321 from int to unsigned.
2323 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2325 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2326 alternatives, eliminating preferred register class. Add support
2327 for the MTVSRDD instruction in ISA 3.0.
2328 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2329 reg_or_indexed_operand.
2330 (vsx_splat_v4sf_internal): Likewise.
2332 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2335 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2336 for loading up all 0's or all 1's.
2338 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2340 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2342 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2344 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2346 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2347 * gcc.c (set_source_date_epoch_envvar): New function, sets
2348 the SOURCE_DATE_EPOCH environment variable to the current time.
2350 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2352 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2353 the factor for live Phi nodes.
2355 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2357 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2358 * tree-parloops.c (parallelize_loops): likewise.
2359 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2360 tree_unswitch_outer_loop): likewise.
2362 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2365 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2366 around creation of the temporary.
2368 2016-06-01 Richard Biener <rguenther@suse.de>
2370 PR tree-optimization/71366
2371 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2372 (unloop_loops): Move removing edges here ...
2373 (try_unroll_loop_completely): ... from here.
2374 (try_peel_loop): ... and here.
2375 (tree_unroll_loops_completely_1): Track parent loops via
2376 bitmap of header BBs.
2377 (tree_unroll_loops_completely): Adjust for that.
2379 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2381 * config/rs6000/altivec.h (vec_slv): New macro.
2382 (vec_srv): New macro.
2383 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2384 (UNSPEC_VSRV): New value.
2387 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2388 (vsrv): New builtin definition.
2389 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2390 define argument types for new builtin.
2391 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2393 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2396 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2397 Jocelyn Mayer <l_indien@magic.fr>
2400 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2401 detect processor family for signature_CENTAUR_ebx.
2402 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2403 signature_CENTAUR_ebx.
2404 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2405 <default>: Pass x86-64 for has_longmode.
2407 2016-06-01 Nathan Sidwell <nathan@acm.org>
2409 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2412 2016-06-01 Richard Biener <rguenther@suse.de>
2414 PR tree-optimization/71261
2415 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2416 of stmts successfully put in the bool pattern. Remove
2417 single-use restriction.
2418 (adjust_bool_pattern_cast): Add cast at the use site via the
2419 pattern def sequence.
2420 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2421 of patterned defs. Use the pattern def seqence instead of
2422 multiple independent patterns.
2423 (sort_after_uid): New qsort compare function.
2424 (adjust_bool_stmts): New function to process stmts in the bool
2425 pattern in IL order.
2426 (vect_recog_bool_pattern): Adjust.
2427 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2428 (ifcvt_walk_pattern_tree): Likewise.
2429 (stmt_is_root_of_bool_pattern): Likewise.
2430 (ifcvt_repair_bool_pattern): Likewise.
2431 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2433 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2435 * loop-unroll.c (decide_unroll_constant_iterations,
2436 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2437 likely upper bounds.
2438 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2440 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2442 * tree-core.h (enum omp_clause_code): Remove
2443 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2445 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2447 * config/arm/sync.md (arm_store_exclusive<mode>):
2448 Use 'H' output modifier on operands[2] rather than creating a new
2449 entry in out-of-bounds memory of the operands array.
2450 (arm_store_release_exclusivedi): Likewise.
2452 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2454 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2455 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2456 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2457 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2459 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2461 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2462 into account live statements for mask producers.
2464 2016-06-01 Richard Biener <rguenther@suse.de>
2466 PR tree-optimization/71311
2467 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2468 restrict to non-INTEGER_CST @0.
2470 2016-06-01 Richard Biener <rguenther@suse.de>
2472 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2473 (relational patterns): Use :c to avoid pattern duplications.
2475 2016-06-01 Richard Biener <rguenther@suse.de>
2477 * genmatch.c (comparison_code_p): New predicate.
2478 (swap_tree_comparison): New function.
2479 (commutate): Add for_vec parameter to append new for entries.
2480 Support commutating relational operators by swapping it alongside
2482 (lower_commutative): Adjust.
2483 (dt_simplify::gen): Do not pass artificial operators to gen
2485 (decision_tree::gen): Do not add artificial operators as parameters.
2486 (parser::parse_expr): Verify operator commutativity when :c is
2487 applied. Allow :C to override this.
2488 * match.pd: Adjust patterns to use :C instead of :c where required.
2490 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2492 PR tree-optimization/71077
2493 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2494 the combining step, use boolean_false_node and boolean_true_node
2495 as the designated false/true return values.
2497 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2499 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2500 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2501 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2504 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2506 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2507 of flags impliying the register renaming.
2508 * toplev.c (process_options): Do not imply flag_rename_registers with
2511 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2513 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2514 default implementation.
2516 2016-05-31 Nathan Sidwell <nathan@acm.org>
2518 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2520 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2522 * config/sh/constraints.md (b): Remove constraint.
2523 * config/sh/predicates.md (arith_reg_operand): Remove
2525 * config/sh/sh-modes.def (PDI): Remove.
2526 * config/sh/sh.c (sh_target_reg_class,
2527 sh_optimize_target_register_callee_saved): Remove functions.
2528 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2529 (sh_expand_epilogue): Update comment.
2530 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2531 sh_secondary_reload): Remove TARGET_REGS related code.
2532 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2533 TARGET_REGISTER_P): Remove macros.
2534 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2535 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2536 TR1_REG, TR2_REG): Remove constants.
2537 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2539 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2541 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2542 define_expand patterns.
2543 (adddi3_compact): Rename to adddi3.
2544 (subdi3_compact): Rename to subdi3.
2545 (*negdi2): Rename to negdi2.
2546 (*abs<mode>2): Rename to abs<mode>2.
2548 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2550 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2551 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2552 (atomic_sub_fetchsi): ... this new pattern.
2553 (mvtc): Add CC_REG clobber.
2555 2016-05-31 Marek Polacek <polacek@redhat.com>
2557 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2559 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2561 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2562 aarch64_fusion_enabled_p to check for fusion capabilities.
2564 2016-05-31 Richard Biener <rguenther@suse.de>
2566 PR tree-optimization/71352
2567 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2568 minus one and a negate.
2570 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2572 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2573 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2575 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2576 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2577 Remove use of aarch64_simd_attr_length_move, set length attribute
2579 (*aarch64_be_movoi): Likewise.
2580 (*aarch64_be_movci): Likewise.
2581 (*aarch64_be_movxi): Likewise.
2583 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2585 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2586 It no longer does that.
2587 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
2589 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
2591 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
2592 attribute __unused__.
2594 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
2596 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
2597 * config/arm/arm.c (arm_arch_thumb1): Define.
2598 (arm_option_override): Initialize arm_arch_thumb1.
2599 * config/arm/arm.h (arm_arch_thumb1): Declare.
2600 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
2601 support Thumb-1 ISA.
2603 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
2606 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
2607 `Yv' for scalar operand.
2609 2016-05-31 Tom de Vries <tom@codesourcery.com>
2611 PR tree-optimization/69068
2612 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
2613 phis with more than two args.
2615 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
2617 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
2618 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
2621 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
2623 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
2625 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2627 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
2628 cpu_32, cpu_64, tune_32 and tune_64.
2629 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
2631 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
2633 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
2635 2016-05-30 Andi Kleen <ak@linux.intel.com>
2637 * auto-profile.c (read_profile): Replace asserts with errors
2638 when file does not exist.
2639 * gcov-io.c (gcov_read_words): Dito.
2641 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2643 * tree-cfg.c (print_loop): Print likely upper bounds.
2645 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2647 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
2648 * opts.c (default_options): Enable peel loops at -O3.
2649 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
2650 (try_peel_loop): Do not re-peel already peeled loops;
2651 use likely upper bounds; fix profile updating.
2652 (pass_complete_unroll::execute): Initialize peeled_loops.
2654 2016-05-30 Martin Liska <mliska@suse.cz>
2656 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
2657 computed costs by frequency of BB they belong to.
2658 (get_scaled_computation_cost_at): New function.
2660 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
2661 Marc Glisse <marc.glisse@inria.fr>
2663 PR tree-optimization/71289
2664 * match.pd (-1 / B < A, A > -1 / B): New transformations.
2666 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2668 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
2670 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2672 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
2673 for peeled copies; avoid underflow when updating estimates; correctly
2676 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2678 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
2679 r236875. Corrected oe3 to oe2 as obvious.
2681 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2685 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
2686 that inserted stmt will not dominate stmts that defines its operand.
2687 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
2688 (rewrite_expr_tree_parallel): Likewise.
2690 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
2693 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
2694 all fields including stmt_to_insert are swapped.
2696 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2698 * predict.h (force_edge_cold): Declare.
2699 * predict.c (force_edge_cold): New function.
2700 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
2702 (canonicalize_loop_induction_variables): Fix formating.
2704 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
2706 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
2707 (visium_expand_copysign): Use gen_int_mode directly.
2708 (visium_compute_frame_size): Minor tweaks.
2710 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
2712 * tree-vect-loop.c (vect_analyze_loop_2): Use
2713 likely_max_stmt_executions_int.
2715 2016-05-30 Tom de Vries <tom@codesourcery.com>
2717 PR tree-optimization/69067
2718 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
2720 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
2723 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
2724 New peepholes to remove unneeded fild/fistp pairs.
2725 (define_peephole2 atomic_loaddi_fpu): Ditto.
2727 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2729 * predict.c (maybe_hot_frequency_p): Avoid division.
2731 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2733 * doc/install.texi: Use https for shop.fsf.org.
2735 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2737 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
2738 likely_max_stmt_executions_int.
2740 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2742 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2743 likely_max_stmt_executions_int.
2745 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2747 * profile.c (compute_branch_probabilities): Do not report hitrates
2749 (branch_prob): Report hitrates here.
2750 * predict.c (gimple_predict_edge): Do not assert profile status;
2751 fix formatting issues.
2753 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2755 * predict.c (edge_predicted_by_p): New function.
2756 (predict_paths_for_bb): Do not put multiple predictions of the same type
2759 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2761 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
2764 2016-05-28 Alan Modra <amodra@gmail.com>
2766 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
2768 2016-05-28 Alan Modra <amodra@gmail.com>
2770 PR rtl-optimization/71275
2771 * ira.c (ira): Free dominance info.
2773 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
2775 * doc/sourcebuild.texi: New address for upstream Go repository.
2777 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2779 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
2780 (TARGET_ARM_V7M): Likewise.
2782 2016-05-26 Jeff Law <law@redhat.com>
2784 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
2785 (thread_across_edge): Remove calls to find_jump_threads_backwards.
2786 * passes.def: Add jump threading passes before DOM/VRP.
2787 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
2788 argument to a basic block from an edge. Remove tests which are
2790 (pass_data_thread_jumps, class pass_thread_jumps): New.
2791 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
2792 (make_pass_thread_jumps): Likewise.
2793 * tree-pass.h (make_pass_thread_jumps): Declare.
2795 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
2797 * config/visium/visium-protos.h (split_double_move): Rename into...
2798 (visium_split_double_move): ...this.
2799 (visium_split_double_add): Declare.
2800 * config/visium/visium.c (split_double_move): Rename into...
2801 (visium_split_double_move): ...this.
2802 (visium_split_double_add): New function.
2803 (visium_expand_copysign): Renumber operands for consistency.
2804 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
2805 (DFmode move splitter): Likewise.
2806 (*addi3_insn): Split by means of visium_split_double_add.
2807 (*adddi3_insn_flags): Delete.
2808 (*plus_plus_sltu<subst_arith>): New insn.
2809 (*subdi3_insn): Split by means of visium_split_double_add.
2810 (subdi3_insn_flags): Delete.
2811 (*minus_minus_sltu<subst_arith>): New insn.
2812 (*negdi2_insn): Split by means of visium_split_double_add.
2813 (*negdi2_insn_flags): Delete.
2815 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
2817 * configure.ac: Treat a --with-headers option without argument
2818 the same as the default (i.e. consult sys-include directory).
2819 * configure: Regenerate.
2821 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2823 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
2824 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
2826 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
2827 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2829 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2832 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
2833 tree-stdarg analysis results.
2834 (aarch64_setup_incoming_varargs): Likewise.
2836 2016-05-27 Jiong Wang <jiong.wang@arm.com>
2838 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
2839 va_list_gpr_counter_field and va_list_fpr_counter_field.
2841 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
2844 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
2845 * config/aarch64/aarch64.c
2846 (aarch64_cannot_change_mode_class): Remove function.
2847 * config/aarch64/aarch64-protos.h
2848 (aarch64_cannot_change_mode_class): Remove.
2850 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
2852 * cfgloop.c (record_niter_bound): Record likely upper bounds.
2853 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
2854 get_likely_max_loop_iterations_int): New.
2855 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
2856 any_likely_upper_bound.
2857 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
2859 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
2860 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
2862 (unroll_loop_constant_iterations): Likewise.
2863 (unroll_loop_runtime_iterations): Likewise.
2864 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
2865 * lto-streamer-out.c (output_cfg): Likewise.
2866 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
2868 (canonicalize_loop_induction_variables): Dump likely upper bounds.
2869 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
2870 (likely_max_loop_iterations): New.
2871 (likely_max_loop_iterations_int): New.
2872 (likely_max_stmt_executions): New.
2873 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
2874 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
2875 likely_max_stmt_executions): Declare.
2877 2016-05-27 Marek Polacek <polacek@redhat.com>
2880 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
2882 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2884 * config/s390/s390.md (2x risbg splitters): Use
2885 reg_overlap_mentioned_p instead of rtx_equal_p.
2887 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
2889 * combine.c (make_compound_operation): Take known zero bits into
2890 account when checking for possible zero_extend.
2892 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2894 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
2895 Use const_int_operand for operand 2 predicate. Simplify expand code
2898 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
2901 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
2904 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2906 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
2907 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
2908 that returns CC_SESWPmode and CC_ZESWPmode.
2909 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
2911 (aarch64_rtx_costs): Likewise.
2913 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2915 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
2916 for ISA 3.0 min/max support.
2917 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
2918 conditional move support.
2919 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
2920 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
2922 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
2923 conditional moves where the comparison type is different from move
2925 (fp_minmax): New code iterator for smin/smax.
2926 (minmax): New code attributes for min/max.
2927 (SMINMAX): Likewise.
2928 (smax<mode>3): Combine min, max insns into one insn using the
2929 fp_minmax code iterator. Add support for ISA 3.0 min/max
2930 instructions that don't need -ffast-math.
2931 (s<minmax><mode>3): Likewise.
2932 (smax<mode>3_vsx): Likewise.
2933 (smin<mode>3): Likewise.
2934 (s<minmax><mode>3_vsx): Likewise.
2935 (smin<mode>3_vsx): Likewise.
2936 (pre-VSX min/max splitters): Likewise.
2937 (s<minmax><mode>3_fpr): Likewise.
2938 (movsfcc): Rewrite floating point conditional moves to combine
2939 SFmode/DFmode into a single insn.
2940 (mov<mode>cc): Likewise.
2941 (movdfcc): Likewise.
2942 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
2943 SFDF2 iterators to handle all combinations.
2944 (fseldfsf4): Likewise.
2945 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
2946 (fseldfdf4): Likewise.
2947 (fselsfdf4): Likewise.
2948 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
2949 comparison instructions that set a 0/-1 mask, and use it for
2950 floating point conditional move via XXSEL.
2951 (fpmask<mode>): Likewise.
2952 (xxsel<mode>): Likewise.
2953 * config/rs6000/predicates.md (min_max_operator): Delete, no
2955 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
2956 instructions that generate a 0/-1 mask for use with XXSEL.
2957 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
2958 say whether floating point min/max is available, either through
2959 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
2960 (TARGET_MINMAX_DF): Likewise.
2962 2016-05-27 Alan Modra <amodra@gmail.com>
2964 PR rtl-optimization/71275
2965 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
2966 for update_equiv_regs and combine_and_move_insns.
2968 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
2970 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
2971 if_then_else or cond RTXes to calculate attribute value.
2972 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
2973 <attr "length_immediate>: Ditto.
2974 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
2975 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
2976 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
2977 <attr "type">: Ditto.
2978 <attr "prefix_data16">: Ditto.
2979 <attr "prefix_extra">: Ditto.
2980 <attr "length_immediate">: Ditto.
2981 <attr "prefix">: Ditto.
2982 (vec_set<mode>_0) <attr "isa">: Ditto.
2983 <attr "prefix_extra">: Ditto.
2984 <attr "length_immediate">: Ditto.
2985 <attr "prefix">: Ditto.
2986 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
2987 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
2988 (sse2_storelpd) <attr "prefix_data16">: Ditto.
2989 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
2990 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
2991 <attr "length_immediate">: Ditto.
2992 <attr "prefix">: Ditto.
2993 (sse2_movsd) <attr "length_immediate">: Ditto.
2994 <attr "prefix">: Ditto.
2995 (vec_concatv2df) <attr "isa">: Ditto.
2996 <attr "prefix">: Ditto.
2997 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
2998 (*vec_extractv2di_1) <attr "isa">: Ditto.
2999 <attr "type">: Ditto.
3000 <attr "length_immediate">: Ditto.
3001 <attr "prefix_rex">: Ditto.
3002 <attr "prefix_extra">: Ditto.
3003 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
3004 <attr "prefix_extra">: Ditto.
3005 <attr "length_immediate">: Ditto.
3006 (vec_concatv2di) <attr "isa">: Ditto.
3007 <attr "prefix_extra">: Ditto.
3008 <attr "length_immediate">: Ditto.
3009 <attr "prefix">: Ditto.
3011 2016-05-26 Martin Liska <mliska@suse.cz>
3013 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
3015 (operator+): Likewise.
3016 (operator-): Likewise.
3017 (comp_cost::operator+=): Likewise.
3018 (comp_cost::operator-=): Likewise.
3019 (comp_cost::operator/=): Likewise.
3020 (comp_cost::operator*=): Likewise.
3021 (operator<): Likewise.
3022 (operator==): Likewise.
3023 (operator<=): Likewise.
3025 (infinite_cost_p): Likewise.
3026 (add_costs): Likewise.
3027 (sub_costs): Likewise.
3028 (compare_costs): Likewise.
3029 (set_group_iv_cost): Use the newly introduced functions.
3030 (get_address_cost): Likewise.
3031 (get_shiftadd_cost): Likewise.
3032 (force_expr_to_var_cost): Likewise.
3033 (split_address_cost): Likewise.
3034 (ptr_difference_cost): Likewise.
3035 (difference_cost): Likewise.
3036 (get_computation_cost_at): Likewise.
3037 (determine_group_iv_cost_generic): Likewise.
3038 (determine_group_iv_cost_address): Likewise.
3039 (determine_group_iv_cost_cond): Likewise.
3040 (autoinc_possible_for_pair): Likewise.
3041 (determine_group_iv_costs): Likewise.
3042 (cheaper_cost_pair): Likewise.
3043 (iv_ca_recount_cost): Likewise.
3044 (iv_ca_set_no_cp): Likewise.
3045 (iv_ca_set_cp): Likewise.
3046 (iv_ca_cost): Likewise.
3047 (iv_ca_new): Likewise.
3048 (iv_ca_dump): Likewise.
3049 (iv_ca_narrow): Likewise.
3050 (iv_ca_prune): Likewise.
3051 (iv_ca_replace): Likewise.
3052 (try_add_cand_for): Likewise.
3053 (try_improve_iv_set): Likewise.
3054 (find_optimal_iv_set): Likewise.
3056 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
3058 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
3059 that internal functions will clobber all caller-saved registers.
3061 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3063 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
3064 Return a better case_values_threshold when optimizing.
3066 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3068 * config/aarch64/aarch64-simd.md (aarch64_combinez):
3069 Add ? to integer variant.
3070 (aarch64_combinez_be): Likewise.
3072 2016-05-26 Jakub Jelinek <jakub@redhat.com>
3074 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
3075 instead of x constraint.
3076 (vcvtps2ph256<mask_name>): Likewise.
3078 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
3079 alternative. Formatting fix.
3081 * config/i386/sse.md
3082 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
3084 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
3085 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
3086 maybe_evex prefix instead of vex.
3087 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
3088 EXT_REX_SSE_REG_P (op0) case in the splitter.
3090 2016-05-25 Jeff Law <law@redhat.com>
3092 PR tree-optimization/71272
3093 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
3094 Update comments. Add test for empty path.
3096 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3098 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
3099 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
3100 special case builtin.
3101 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3102 code for ALTIVEC_BUILTIN_VEC_CMPNE.
3103 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3104 for __builtin_vec_cmpne.
3106 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
3108 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
3109 redundant test and bail out if the type of the new operand is not
3110 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
3112 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3114 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
3115 (x_ix86_target_flags_explicit): Remove.
3116 * config/i386/i386.c (ix86_function_specific_save): Do not copy
3117 x_ix86_target_flags_explicit.
3118 (ix86_function_specific_restore): Ditto.
3120 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3121 H.J. Lu <hongjiu.lu@intel.com>
3124 * common/config/i386/i386-common.c
3125 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
3126 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
3127 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
3128 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
3129 (-mgeneral-regs-only): Add new option.
3130 * config/i386/i386.c (ix86_option_override_internal): Don't enable
3131 x87 instructions if only general registers are allowed.
3132 (ix86_target_string): Add ix86_flags argument. Handle additional
3133 flags options through ix86_flags argument. Update all callers.
3134 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
3136 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3138 PR rtl-optimization/66940
3139 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
3140 decrementing desired_val will not overflow before performing these
3143 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3145 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3146 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3147 * config/i386/i386.c (enum ix86_builtins): Add
3148 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3149 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3150 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3151 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3152 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3153 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3154 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3155 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3156 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3157 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3158 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3159 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3160 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3161 __builtin_ia32_cvtps2dq512_mask.
3162 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3163 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3164 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3165 * config/i386/sse.md
3166 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3168 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3169 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3171 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3172 (avx512f_vec_pack_sfix_v8df): New define_expand.
3173 (avx512f_roundpd512): Rename to ...
3174 (avx512f_round<castmode>512): ... this. Change iterator.
3175 (avx512f_roundps512_sfix): New define_expand.
3176 (round<mode>2_sfix): Change iterator.
3178 2016-05-25 Nick Clifton <nickc@redhat.com>
3180 * config/msp430/msp430.c (msp430_attr): Produce an error if a
3181 static interrupt handler is detected.
3182 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
3183 default linker script.
3184 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
3185 the low part of a symbolic pointer.
3187 2016-05-25 Richard Biener <rguenther@suse.de>
3189 PR tree-optimization/71261
3190 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
3191 interesting stmt instead of immediate uses when looking
3192 for the use operand to replace.
3194 2016-05-25 Martin Liska <mliska@suse.cz>
3196 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
3198 2016-05-25 Richard Biener <rguenther@suse.de>
3200 PR tree-optimization/71264
3201 * tree-vect-stmts.c (vect_init_vector): Properly deal with
3204 2016-05-25 Martin Liska <mliska@suse.cz>
3206 PR tree-optimization/71239
3207 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
3208 if DECL_SIZE is NULL.
3210 2016-05-25 Richard Biener <rguenther@suse.de>
3212 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
3213 * tree-if-conv.c (pass_data_if_conversion): Use it.
3215 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3217 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
3218 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
3219 * varpool.c (varpool_node::get_availability): Likewise.
3221 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3223 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3224 VNEGW/VNEGD instructions.
3225 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3226 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3227 support for ISA 3.0 VNEGW/VNEGD instructions.
3229 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3231 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
3232 pointers inside OACC_DATA regions.
3233 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
3234 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
3235 (gimplify_adjust_omp_clauses): Fix typo in comment.
3237 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3239 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3240 parity built-in functions.
3241 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3243 (p9v_parity<mode>2): Likewise.
3244 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3246 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3247 (parity<mode>2): ISA 3.0 expander for vector parity.
3248 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3250 (BU_P9_64BIT_MISC_0): Likewise.
3251 (BU_P9_MISC_0): Likewise.
3252 (BU_P9V_AV_1): Likewise.
3253 (BU_P9V_AV_2): Likewise.
3254 (BU_P9V_AV_3): Likewise.
3255 (BU_P9V_AV_P): Likewise.
3256 (BU_P9V_VSX_1): Likewise.
3257 (BU_P9V_OVERLOAD_1): Likewise.
3258 (BU_P9V_OVERLOAD_2): Likewise.
3259 (BU_P9V_OVERLOAD_3): Likewise.
3260 (VCTZB): Add vector count trailing zeros support.
3264 (VPRTYBD): Add vector parity support.
3265 (VPRTYBQ): Likewise.
3266 (VPRTYBW): Likewise.
3267 (VCTZ): Add overloaded vector count trailing zeros support.
3268 (VPRTYB): Add overloaded vector parity support.
3269 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3270 overloaded vector count trailing zeros and parity instructions.
3271 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3272 vector parity support.
3273 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3274 trailing zeros support.
3275 (vec_cntlz): Likewise.
3276 (vec_vctzb): Likewise.
3277 (vec_vctzd): Likewise.
3278 (vec_vctzh): Likewise.
3279 (vec_vctzw): Likewise.
3280 (vec_vprtyb): Add ISA 3.0 vector parity support.
3281 (vec_vprtybd): Likewise.
3282 (vec_vprtybw): Likewise.
3283 (vec_vprtybq): Likewise.
3284 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3285 the ISA 3.0 vector count trailing zeros and vector parity built-in
3288 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3290 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
3291 when there is stmt_to_insert.
3293 2016-05-24 Martin Sebor <msebor@redhat.com>
3296 * tree.h (complete_or_array_type_p): New inline function.
3298 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3300 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
3301 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
3302 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
3304 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
3305 Limit 1st alternative to noavx isa, split 2nd alternative into one
3306 noavx and one avx alternative, use *x and Bm in the former and
3307 x and m in the latter.
3309 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
3310 of sse4 for the first alternative, drop %v from the template
3311 and d operand modifier. Split second alternative into one sse4_noavx
3312 and one avx alternative, use *x instead of *v in the former and v
3313 instead of *v in the latter.
3314 (*sse4_1_extractps): Use noavx isa instead of * for the first
3315 alternative, drop %v from the template. Split second alternative into
3316 one noavx and one avx alternative, use *x instead of *v in the
3317 former and v instead of *v in the latter.
3318 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
3319 with noavx and the last one with avx.
3320 (sse4_1_phminposuw): Guard first alternative with noavx isa,
3321 split the second one into one noavx and one avx alternative,
3322 use *x and Bm in the former and x and m in the latter one.
3323 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
3326 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3327 first two alternatives to noavx, use *x instead of *v in the second
3328 one, add avx alternative without *.
3329 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3330 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3331 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3333 2016-05-24 Jeff Law <law@redhat.com>
3335 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3336 New function, extracted from...
3337 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3338 Allow simple copies and constant initializations in the SSA chain.
3340 2016-05-24 Marek Polacek <polacek@redhat.com>
3343 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3346 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3349 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3350 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3351 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3352 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3353 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3355 2016-05-24 Richard Biener <rguenther@suse.de>
3357 PR tree-optimization/71240
3358 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3361 2016-05-24 Richard Biener <rguenther@suse.de>
3363 PR tree-optimization/71230
3364 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3366 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3368 * tree-vectorizer.h (vectorizable_comparison): Delete.
3369 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3370 PURE_SLP_STMT check.
3371 * tree-vect-stmts.c (vectorizable_call): Likewise.
3372 (vectorizable_simd_clone_call): Likewise.
3373 (vectorizable_conversion): Likewise.
3374 (vectorizable_assignment): Likewise.
3375 (vectorizable_shift): Likewise.
3376 (vectorizable_operation): Likewise.
3377 (vectorizable_load): Likewise.
3378 (vectorizable_condition): Likewise.
3379 (vectorizable_store): Likewise. Assert that we don't have
3381 (vectorizable_comparison): Make static. Remove redundant
3382 PURE_SLP_STMT check.
3383 (vect_transform_stmt): Assert that we always have an slp_node
3386 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3388 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3389 operands[2] against 1 with comparison against CONST1_RTX.
3390 (<shift>di3_neon): Likewise.
3391 * config/arm/predicates.md (const0_operand): Replace with comparison
3394 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3396 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3397 operands[2] against 1 with comparison against CONST1_RTX.
3398 (ashrdi3): Likewise.
3399 (lshrdi3): Likewise.
3400 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3402 (ashrsi3): Likewise.
3403 (lshrsi3): Likewise.
3404 (rotrsi3): Likewise.
3405 (define_split above *compareqi_eq0): Likewise.
3406 (define_split above "prologue"): Likewise.
3407 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3408 * config/arm/predicates.md (shift_operator): Likewise.
3409 (shift_nomul_operator): Likewise.
3410 (sat_shift_operator): Likewise.
3411 (thumb1_cmp_operand): Likewise.
3412 (const_neon_scalar_shift_amount_operand): Replace manual range
3413 check with IN_RANGE.
3414 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3415 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3417 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3419 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3420 with HOST_WIDE_INT_1.
3422 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3423 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3424 (arm_canonicalize_comparison): Likewise.
3425 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3427 (thumb1_size_rtx_costs): Likewise.
3428 (vfp_const_double_index): Replace cast of 1 to unsigned
3429 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3430 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3432 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3433 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3434 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3435 HOST_WIDE_INT with HOST_WIDE_INT_1.
3437 2016-05-24 Marek Polacek <polacek@redhat.com>
3439 * tree-cfg.h (should_remove_lhs_p): New predicate.
3440 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3441 * gimplify.c (gimplify_modify_expr): Likewise.
3442 * tree-cfg.c (verify_gimple_call): Likewise.
3443 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3444 * gimple-fold.c: Include "tree-cfg.h".
3445 (gimple_fold_call): Use should_remove_lhs_p.
3447 2016-05-24 Richard Biener <rguenther@suse.de>
3449 PR tree-optimization/71253
3450 * cfganal.h (control_dependences): Make robust against edge
3452 (control_dependences::control_dependences): Remove edge_list argument.
3453 (control_dependences::get_edge): Remove.
3454 (control_dependences::get_edge_src): Add.
3455 (control_dependences::get_edge_dest): Likewise.
3456 (control_dependences::m_el): Make a vector of edge src/dest index.
3457 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3458 (control_dependences::control_dependences): Likewise.
3459 (control_dependences::~control_dependence): Likewise.
3460 (control_dependences::get_edge): Remove.
3461 (control_dependences::get_edge_src): Add.
3462 (control_dependences::get_edge_dest): Likewise.
3463 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3465 (perform_tree_ssa_dce): Adjust.
3466 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3468 (pass_loop_distribution::execute): Adjust. Do loop destroying
3469 conditional on changed.
3471 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3474 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3475 return. Reindent transformation comment and mention the ARM state
3478 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3481 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3482 after build_and_add_sum creates new use stmt.
3484 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3486 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3487 load_lanes/grouped_load classification comes first. Don't check
3488 whether the vectorization factor is a multiple of the group size
3491 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3493 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3494 GROUP_GAP for single-element interleaving.
3495 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3498 2016-05-24 Richard Biener <rguenther@suse.de>
3502 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3503 bases which are accessed with non-invariant indices.
3504 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3505 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3507 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3510 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3511 (add_to_ops_vec): Add stmt_to_insert.
3512 (add_repeat_to_ops_vec): Init stmt_to_insert.
3513 (insert_stmt_before_use): New.
3514 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3516 (get_ops): Init stmt_to_insert.
3517 (maybe_optimize_range_tests): Likewise.
3518 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3519 (rewrite_expr_tree_parallel): Likewise.
3520 (reassociate_bb): Likewise.
3522 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3525 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3526 ISA 3.0 xxperm fusion alternative.
3527 (altivec_vperm_v8hiv16qi): Likewise.
3528 (altivec_vperm_<mode>_uns_internal): Likewise.
3529 (vperm_v8hiv4si): Likewise.
3530 (vperm_v16qiv8hi): Likewise.
3532 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3533 Kelvin Nilsen <kelvin@gcc.gnu.org>
3535 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3536 vpermr/xxpermr on ISA 3.0.
3537 (altivec_expand_vec_perm_le): Likewise.
3538 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3539 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3542 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3544 * config/i386/i386.h (IS_STACK_MODE): Enable for
3545 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3546 SSE_FLOAT_MODE_P macros.
3547 * config/i386/i386.c (ix86_preferred_reload_class): Use
3548 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3549 Cleanup regclass processing for CONST_DOUBLE_P.
3550 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3551 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3552 with IS_STACK_MODE macro.
3553 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3555 (*movdf_internal): Use IS_STACK_MODE macro.
3556 (*movsf_internal): Ditto.
3558 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3560 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3561 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3563 2016-05-23 Jeff Law <law@redhat.com>
3565 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3567 (fsm_find_control_statement_thread_paths): Call it.
3569 2016-05-23 Martin Jambor <mjambor@suse.cz>
3572 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3573 from_global_constant if t is not NULL.
3575 2016-05-23 Marek Polacek <polacek@redhat.com>
3578 * common.opt (Wswitch-unreachable): New option.
3579 * doc/invoke.texi: Document -Wswitch-unreachable.
3580 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3583 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3585 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3586 TMR_INDEX is non-NULL.
3588 2016-05-23 Richard Biener <rguenther@suse.de>
3590 PR tree-optimization/71230
3591 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
3592 (try_special_add_to_ops): ... here. Always test for single-use.
3594 2016-05-23 Martin Jambor <mjambor@suse.cz>
3596 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
3597 default block if a PHI node in the original one would be resized.
3599 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3601 PR tree-optimization/58135
3602 * tree-vect-slp.c: When group size is not multiple
3603 of vector size, allow splitting of store group at
3606 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
3608 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
3610 2016-05-22 Jakub Jelinek <jakub@redhat.com>
3612 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
3613 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
3614 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
3617 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
3618 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
3619 v constraint instead of x and vinserti32x4 insn.
3621 * config/i386/sse.md (i128vldq): New mode iterator.
3622 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
3623 avx512dq and avx512vl alternatives.
3625 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
3626 constraint, use maybe_evex prefix instead of vex.
3627 (vec_dupv4sf): Use v constraint instead of x for output
3628 operand except for noavx alternative, use Yv constraint
3629 instead of x for input. Use maybe_evex prefix instead of vex.
3630 (*vec_dupv4si): Likewise.
3631 (*vec_dupv2di): Likewise.
3633 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3636 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
3637 (linearize_expr_tree): Call try_special_add_to_ops.
3638 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
3640 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3642 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
3643 to computed stack_usage.
3645 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3648 * config/avr/avr.md (define_expand "mov<mode>"): If the source
3649 operand is subreg (symbol_ref) then move the symbol ref to register.
3651 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
3653 * tree.c (array_at_struct_end_p): Look through MEM_REF.
3655 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3658 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
3661 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3663 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
3664 ranges by calling get_single_symbol and tidy up. Look more closely
3665 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
3667 2016-05-20 Jeff Law <law@redhat.com>
3669 * bitmap.c (bitmap_find_bit): Remove useless test.
3671 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
3673 * function.c (thread_prologue_and_epilogue_insns): Commit the
3674 insertion of the epilogue.
3676 2016-05-20 Martin Jambor <mjambor@suse.cz>
3678 PR tree-optimization/70884
3679 * tree-sra.c (initialize_constant_pool_replacements): Do not check
3680 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
3681 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
3682 of constant pool data as a reason for scalarization.
3684 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
3686 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
3687 for naked functions.
3688 (thumb1_expand_prologue): Likewise.
3690 2016-05-20 Nathan Sidwell <nathan@acm.org>
3692 * config/nvptx/nptx.c (nvptx_option_override): Only set
3693 flag_toplevel_reorder, if not explicitly specified. Set
3694 flag_no_common, unless explicitly specified.
3696 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3698 * calls.c (can_implement_as_sibling_call_p): Mark param
3699 reg_parm_stack_space with ATTRIBUTE_UNUSED.
3701 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
3703 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
3704 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
3705 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
3707 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
3708 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
3711 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
3713 * config/nvptx/nvptx.md (sincossf3): New pattern.
3715 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3717 * calls.c (maybe_complain_about_tail_call): New function.
3718 (initialize_argument_information): Call
3719 maybe_complain_about_tail_call when clearing *may_tailcall.
3720 (can_implement_as_sibling_call_p): Call
3721 maybe_complain_about_tail_call when returning false.
3722 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
3723 ensure try_tail_call is set. Call maybe_complain_about_tail_call
3724 if tail-call optimization fails.
3725 * cfgexpand.c (expand_call_stmt): Initialize
3726 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
3727 * gimple-pretty-print.c (dump_gimple_call): Dump
3728 gimple_call_must_tail_p.
3729 * gimple.c (gimple_build_call_from_tree): Call
3730 gimple_call_set_must_tail with the value of
3731 CALL_EXPR_MUST_TAIL_CALL.
3732 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
3733 (gimple_call_set_must_tail): New function.
3734 (gimple_call_must_tail_p): New function.
3735 * print-tree.c (print_node): Update printing of TREE_STATIC
3736 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
3737 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
3738 trailing comment listing applicable flags.
3739 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
3741 2016-05-20 David Malcolm <dmalcolm@redhat.com>
3743 * calls.c (expand_call): Move "Rest of purposes for tail call
3744 optimizations to fail" to...
3745 (can_implement_as_sibling_call_p): ...this new function, and
3746 split into multiple "if" statements.
3748 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3750 * cfgloop.h (expected_loop_iterations_unbounded,
3751 expected_loop_iterations): Unconstify.
3752 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
3753 profile with known upper bound; return 3 when profile is absent.
3754 (expected_loop_iterations): Update.
3756 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3758 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
3759 and get_max_loop_iterations_int.
3761 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
3763 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
3764 realistic upper bounds here.
3766 2016-05-20 Jakub Jelinek <jakub@redhat.com>
3769 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
3770 calls if the LHS is variable length or has addressable type.
3771 If targets[0]->decl is a noreturn call with void return type and
3772 zero arguments, adjust fntype and remove lhs in that case.
3774 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
3776 PR tree-optimization/71079
3777 PR tree-optimization/71206
3778 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
3780 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3782 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
3783 (get_vec_alignment_for_array_decl): Likewise.
3784 (get_vec_alignment_for_record_decl): Likewise.
3785 (increase_alignment::execute): Move code to find alignment to
3786 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
3787 (type_align_map): New hash_map.
3789 2016-05-20 Richard Guenther <rguenther@suse.de>
3791 PR tree-optimization/29756
3792 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
3793 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
3794 * fold-const.c (operand_equal_p): Likewise.
3795 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
3796 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
3797 * tree-inline.c (estimate_operator_cost): Likewise.
3798 * tree-pretty-print.c (dump_generic_node): Likewise.
3799 * tree-ssa-operands.c (get_expr_operands): Likewise.
3800 * cfgexpand.c (expand_debug_expr): Likewise.
3801 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
3802 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
3803 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
3804 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
3805 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
3806 (execute_update_addresses_taken): Do it.
3808 2016-05-20 Richard Biener <rguenther@suse.de>
3810 PR tree-optimization/71185
3811 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
3812 register operations.
3814 2016-05-20 Richard Biener <rguenther@suse.de>
3816 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
3817 gimple_seq_add_seq_without_update.
3818 (release_bb_predicate): Assert we have no operands to free.
3819 (if_convertible_loop_p_1): Calculate post dominators later.
3820 Do not free BB predicates here.
3821 (combine_blocks): Do not recompute BB predicates.
3822 (version_loop_for_if_conversion): Save BB predicates around
3825 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3827 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
3828 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
3829 code. Ignore sibcalls on EDGE_IGNORE edges.
3830 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
3831 on edges for sibcalls that run without prologue. The rest of the
3832 function is combined from...
3833 (fix_fake_fallthrough_edge): ... this, and ...
3834 (try_shrink_wrapping): ... a part of this. Remove the bb_with
3835 function argument, make it a local variable.
3837 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
3839 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
3840 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
3841 for 32-bit mode and SEH for 64-bit.
3842 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
3843 TARGET_64BIT_DEFAULT.
3845 2016-05-19 Ryan Burn <contact@rnburn.com>
3847 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
3848 * gengtype.c (open_base_files): Add cilk.h to ifiles.
3850 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
3852 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
3853 force pending loads from memory.
3855 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3857 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3858 (UNSPEC_DARN_32): New unspec constant.
3859 (UNSPEC_DARN_RAW): New unspec constant.
3860 (darn_32): New instruction.
3861 (darn_raw): New instruction.
3862 (darn): New instruction.
3863 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3864 support and documentation for this macro.
3865 (BU_P9_MISC_1): New macro definition.
3866 (BU_P9_64BIT_MISC_0): New macro definition.
3867 (BU_P9_MISC_0): New macro definition.
3868 (darn_32): New builtin definition.
3869 (darn_raw): New builtin definition.
3870 (darn): New builtin definition.
3871 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3872 RS6000_BUILTIN_0 directives to surround each occurrence of
3873 #include "rs6000-builtin.def".
3874 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3875 RS6000_BTM_64BIT flags to the returned mask, depending on
3877 (def_builtin): Correct an error in the assignments made to the
3878 debugging variable attr_string.
3879 (rs6000_expand_builtin): Add support for no-operand built-in
3881 (builtin_function_type): Remove fatal_error assertion that is no
3883 (rs6000_common_init_builtins): Add support for no-operand built-in
3885 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3887 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3889 (RS6000_BTM_64BIT): New macro definition.
3890 * doc/extend.texi: Document __builtin_darn (void),
3891 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3894 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
3896 * tree-vect-loop.c (vect_analyze_loop_2): Use also
3897 max_loop_iterations_int.
3899 2016-05-19 Marek Polacek <polacek@redhat.com>
3901 PR tree-optimization/71031
3902 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
3903 condition and adjust the code a bit.
3905 2016-05-19 Martin Liska <mliska@suse.cz>
3907 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
3908 auto_vec instead of vec.
3910 2016-05-19 Martin Liska <mliska@suse.cz>
3912 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
3914 2016-05-19 Martin Liska <mliska@suse.cz>
3916 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
3918 2016-05-19 Martin Liska <mliska@suse.cz>
3920 * ipa-pure-const.c (set_function_state): Remove an existing
3922 (remove_node_data): Do not free it as it's released
3923 in set_function_state.
3925 2016-05-19 Martin Liska <mliska@suse.cz>
3927 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
3930 2016-05-19 Martin Liska <mliska@suse.cz>
3932 * omp-simd-clone.c (simd_clone_adjust): Release vector.
3934 2016-05-19 Martin Liska <mliska@suse.cz>
3936 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
3937 an auto_vec instead of re-creating it.
3939 2016-05-19 Martin Liska <mliska@suse.cz>
3941 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
3942 auto_vec instead of vec.
3944 2016-05-19 Martin Liska <mliska@suse.cz>
3946 * lto-section-in.c (lto_get_section_data): Call
3947 lto_check_version with additional argument.
3948 * lto-streamer.c (lto_check_version): Add new argument.
3949 * lto-streamer.h (lto_check_version): Likewise.
3951 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3953 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
3954 Don't add cost of inner memory when handling sign-extended loads.
3956 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
3958 PR rtl-optimization/71148
3959 * cse.c (cse_main): Free dominance info.
3960 (rest_of_handle_cse): Don't free dominance info.
3961 (rest_of_handle_cse2): Likewise.
3962 (rest_of_handle_cse_after_global_opts): Likewise.
3964 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3967 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3968 NULL_TREE early if NEON is not available. Remove now redundant check
3969 in ARM_CHECK_BUILTIN_MODE.
3971 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
3974 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
3975 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
3976 * doc/cpp.texi: Document new macros.
3978 2016-05-19 Bin Cheng <bin.cheng@arm.com>
3980 PR tree-optimization/69848
3981 * tree-vect-loop.c (vectorizable_reduction): Don't factor
3982 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
3984 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
3986 * function.c (thread_prologue_and_epilogue_insn): Move the
3987 "goto epilogue_done" one block later.
3989 2016-05-19 Richard Biener <rguenther@suse.de>
3991 PR tree-optimization/70729
3992 * passes.def: Move LIM pass before PRE. Remove no longer
3993 required copyprop and move first DCE out of the loop pipeline.
3995 2016-05-18 David Malcolm <dmalcolm@redhat.com>
3998 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
3999 (OBJS-libcommon-target): ...here.
4000 * opts-common.c: Include spellcheck.h.
4001 (cmdline_handle_error): Build a vec of valid options and use it
4002 to suggest provide hints for misspelled arguments.
4004 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4007 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4008 lhs if it has TREE_ADDRESSABLE type.
4010 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4013 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4014 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4016 2016-05-18 Martin Jambor <mjambor@suse.cz>
4019 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
4020 input for NOP_EXPR pass-through functions.
4021 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
4022 aggregate global constant VAR_DECLs in constant jump functions.
4024 2016-05-18 Martin Jambor <mjambor@suse.cz>
4027 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
4028 from TREE_READONLY parameters.
4030 2016-05-18 Martin Jambor <mjambor@suse.cz>
4033 * cgraph.h (cgraph_indirect_call_info): New field
4034 guaranteed_unmodified.
4035 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
4036 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4038 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
4039 pass the parameter value to ipa_find_agg_cst_for_param.
4040 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
4041 guaranteed_unmodified, store AA results there instead of bailing out
4043 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
4044 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
4045 (find_constructor_constant_at_offset): New function.
4046 (ipa_find_agg_cst_from_init): Likewise.
4047 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
4048 static initializers of contants, report back through a new paameter
4049 from_global_constant if that was the case.
4050 (try_make_edge_direct_simple_call): Also pass parameter value to
4051 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4053 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
4054 (ipa_read_indirect_edge_info): Likewise.
4055 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
4056 (ipa_load_from_parm_agg): Likewise.
4058 2016-05-18 Jiong Wang <jiong.wang@arm.com>
4060 PR rtl-optimization/71150
4061 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
4064 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4067 * config/rs6000/constraints.md (wE constraint): New constraint
4068 for a vector constant that can be loaded with XXSPLTIB.
4069 (wM constraint): New constraint for a vector constant of a 1's.
4070 (wS constraint): New constraint for a vector constant that can be
4071 loaded with XXSPLTIB and a vector sign extend instruction.
4072 * config/rs6000/predicates.md (xxspltib_constant_split): New
4073 predicates for wE/wS constraints.
4074 (xxspltib_constant_nosplit): Likewise.
4075 (easy_vector_constant): Add support for constants that can be
4076 loaded via XXSPLTIB.
4077 (all_ones_constant): New predicate for vector constant with all
4079 (splat_input_operand): Add support for ISA 3.0 word splat operations.
4080 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
4081 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
4082 instruction and possibly with a sign extension.
4083 (output_vec_const_move): Add support for XXSPLTIB. If we are
4084 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
4085 instead of XXLXOR/XXLORC.
4086 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
4088 (rs6000_legitimize_reload_address): Likewise.
4089 (rs6000_output_move_128bit): Use output_vec_const_move to emit
4091 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
4092 combine VSX_M and VSX_M2 into one iterator.
4094 (VSINT_84): New iterators for loading constants with XXSPLTIB.
4095 (VSINT_842): Likewise.
4096 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
4097 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
4098 XXSPLTIB instruction.
4099 (xxspltib_<mode>_nosplit): Likewise.
4100 (xxspltib_<mode>_split): New insn to load up constants with
4101 XXSPLTIB and a sign extend instruction.
4102 (vsx_mov<mode>): Replace single move that handled all vector types
4103 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
4104 moves (when -mvsx-timode is in effect) into the main vector
4105 moves. Eliminate separate moves for <VSr> <VSa>, where the
4106 preferred register class (<VSr>) is listed first, and the
4107 secondary register class (<VSa>) is listed second with a '?' to
4108 discourage use. Prefer loading 0/-1 in any VSX register for ISA
4109 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
4110 that if the register was involved in a slow operation, the
4111 clear/set operation does not wait for the slow operation to
4112 finish. Adjust the length attributes for 32-bit mode. Use
4113 rs6000_output_move_128bit and drop the use of the string
4114 instructions for 32-bit movti when -mvsx-timode is in effect. Use
4115 spacing so that the alternatives and attributes don't generate
4116 long lines, and put things in columns, so that it is easier to
4117 match up the operands and attributes with the insn alternatives.
4118 (vsx_mov<mode>_64bit): Likewise.
4119 (vsx_mov<mode>_32bit): Likewise.
4120 (vsx_movti_64bit): Fold movti into normal vector moves.
4121 (vsx_movti_32bit): Likewise.
4122 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
4124 (vsx_splat_v4si_internal): Likewise.
4125 (vsx_splat_v4sf_internal): Likewise.
4126 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
4127 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
4128 extend vector elements.
4129 (vsx_sign_extend_hi_<mode>): Likewise.
4130 (vsx_sign_extend_si_v2di): Likewise.
4131 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
4133 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
4134 constraints. Add trailing period to wL documentation.
4136 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
4139 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
4140 * tree-dfa.c (replace_abnormal_ssa_names): New function.
4141 * tree-call-cdce.c: Include tree-dfa.h.
4142 (can_guard_call_p): New function, extracted from...
4143 (can_use_internal_fn): ...here.
4144 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
4146 (shrink_wrap_one_built_in_call): Likewise.
4147 (use_internal_fn): Likewise.
4148 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
4149 and return void. Call replace_abnormal_ssa_names.
4150 (pass_call_cdce::execute): Check can_guard_call_p during the
4151 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
4152 will always change something.
4154 2016-05-18 Martin Jambor <mjambor@suse.cz>
4157 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4158 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4160 2016-05-18 Martin Jambor <mjambor@suse.cz>
4163 * ipa-inline.h (condition): New field size.
4164 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4165 for comaprison and store it into the new condition.
4166 (evaluate_conditions_for_known_args): Use condition size to check
4167 access sizes for all but CHANGED conditions.
4168 (unmodified_parm_1): New parameter size_p, store access size into it.
4169 (unmodified_parm): Likewise.
4170 (unmodified_parm_or_parm_agg_item): Likewise.
4171 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4172 (set_cond_stmt_execution_predicate): Extract access sizes and store
4174 (set_switch_stmt_execution_predicate): Likewise.
4175 (will_be_nonconstant_expr_predicate): Likewise.
4176 (will_be_nonconstant_predicate): Likewise.
4177 (inline_read_section): Stream condition size.
4178 (inline_write_summary): Likewise.
4180 2016-05-18 Richard Biener <rguenther@suse.de>
4182 * tree-ssa-loop-im.c (determine_max_movement): Properly add
4183 condition cost to PHI cost instead of total_cost.
4185 2016-05-18 Martin Liska <mliska@suse.cz>
4188 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4191 2016-05-18 Richard Biener <rguenther@suse.de>
4193 * lto-streamer.h (LTO_major_version): Bump to 6.
4195 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4197 * function.c (make_split_prologue_seq, make_prologue_seq,
4198 make_epilogue_seq): New functions, factored out from...
4199 (thread_prologue_and_epilogue_insns): Here.
4201 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4203 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
4204 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
4205 of before. Add a comment.
4207 2016-05-18 Bin Cheng <bin.cheng@arm.com>
4209 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
4210 expression pointer, not pointer to the pointer.
4212 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4214 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
4215 (avx2_pbroadcast<mode>): Add another alternative with v instead
4216 of x constraints in it, using <pbroadcast_evex_isa> isa.
4217 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
4219 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
4220 constraint x instead of v in second alternative, add avx512bw
4223 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
4224 constraint x instead of v in second alternative, add avx512bw
4227 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
4228 constraint x instead of v in second alternative, add avx512bw
4231 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
4232 avx512bw alternative.
4234 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4236 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
4238 (define_insn "*andnottf3"): Ditto.
4239 (define_insn "*<code><mode>3"/any_logic): Ditto.
4240 (define_insn "*<code>tf3"/any_logic): Ditto.
4241 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
4242 operand to block AVX-512VL insn variant emit when it is not enabled.
4244 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4246 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
4247 constraint fot SF mode.
4249 2016-05-18 Petr Murzin <petr.murzin@intel.com>
4250 Kirill Yukhin <kirill.yukhin@intel.com>
4252 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
4254 (define_insn "rsqrt14<mode>"): Ditto.
4255 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
4256 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
4257 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
4258 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
4259 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
4261 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
4262 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
4263 * config/i386/i386.c (ix86_print_operand): Expand check for size
4264 override codes for Intel syntax.
4266 2016-05-18 Richard Biener <rguenther@suse.de>
4268 PR tree-optimization/71168
4269 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
4270 initialization earlier.
4272 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
4274 * config/aarch64/aarch64-simd.md
4275 (aarch64_reduc_plus_internal<mode>): Rename to...
4276 (reduc_plus_scal): ...This, and remove previous implementation.
4278 2016-05-18 Richard Biener <rguenther@suse.de>
4280 * passes.def: Put late dse and cd_dce in canonical order.
4282 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
4284 * ipa-inline-transform.c (preserve_function_body_p): Look for
4285 first non-thunk clone.
4286 (save_function_body): Save into first non-thunk.
4287 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
4289 (lto_output_node): Inline thunks don't need body in every
4291 * lto-streamer-in.c: Do not fixup thunk clones.
4292 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
4294 * tree-inline.c (copy_bb): Be prepared for target node to be new after
4297 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4300 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
4301 (reassociate_bb): Call transform_add_to_multiply.
4303 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4305 * config/aarch64/aarch64.c (all_extensions): Removed unused
4308 2016-05-17 Nathan Sidwell <nathan@acm.org>
4310 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
4311 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
4313 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
4315 PR tree-optimization/54579
4317 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
4319 2016-05-17 Marek Polacek <polacek@redhat.com>
4322 * tree-inline.c (expand_call_inline): Call
4323 maybe_remove_unused_call_args.
4325 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4327 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4328 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4329 * doc/md.texi (fmin@var{m}3): Likewise.
4331 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4333 * match.pd (X & C): New transformation.
4335 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4337 * match.pd (~X & Y): New transformation.
4339 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4341 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4342 information for new SSA_NAME.
4343 (simplify_conversion_using_ranges): Get range through get_range_info
4344 instead of get_value_range.
4346 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4348 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4349 Remove inline assembly.
4350 (vmvn_s16): Likewise.
4351 (vmvn_s32): Likewise.
4352 (vmvn_u8): Likewise.
4353 (vmvn_u16): Likewise.
4354 (vmvn_u32): Likewise.
4355 (vmvnq_s8): Likewise.
4356 (vmvnq_s16): Likewise.
4357 (vmvnq_s32): Likewise.
4358 (vmvnq_u8): Likewise.
4359 (vmvnq_u16): Likewise.
4360 (vmvnq_u32): Likewise.
4361 (vmvn_p8): Likewise.
4362 (vmvnq_p16): Likewise.
4364 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4366 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4368 (vmul_n_s16): Likewise.
4369 (vmul_n_s32): Likewise.
4370 (vmul_n_u16): Likewise.
4371 (vmul_n_u32): Likewise.
4372 (vmulq_n_f32): Likewise.
4373 (vmulq_n_f64): Likewise.
4374 (vmulq_n_s16): Likewise.
4375 (vmulq_n_s32): Likewise.
4376 (vmulq_n_u16): Likewise.
4377 (vmulq_n_u32): Likewise.
4379 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4381 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4382 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4384 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4386 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4387 to *aarch64_fma4_elt_from_dup<mode>.
4388 (*aarch64_fnma4_elt_to_128df): Rename to
4389 *aarch64_fnma4_elt_from_dup<mode>.
4390 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4391 (vfms_n_f32): Likewise.
4392 (vfms_n_f64): Likewise.
4393 (vfmsq_n_f32): Likewise.
4394 (vfmsq_n_f64): Likewise.
4396 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4398 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4400 2016-05-17 Richard Biener <rguenther@suse.de>
4402 PR tree-optimization/71132
4403 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4404 Only add control dependences for blocks in the loop.
4405 (build_rdg): Adjust.
4406 (generate_code_for_partition): Return whether loop should
4407 be destroyed and delay that.
4408 (distribute_loop): Likewise.
4409 (pass_loop_distribution::execute): Record loops to be destroyed
4410 and perform delayed destroying of loops.
4412 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4415 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4417 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4419 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4421 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4424 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4425 insertion point for instructions generated by validize_mem.
4427 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4429 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4432 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4434 * config/aarch64/aarch64.c
4435 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4436 rather than a macro.
4438 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4440 * doc/invoke.texi (AArch64 Options): Various updates.
4442 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4444 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4445 into instrumentation thunks.
4446 * cif-code.def (CIF_CHKP): New.
4448 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4450 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4452 2016-05-16 Martin Jambor <mjambor@suse.cz>
4454 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4455 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4457 2016-05-16 Marek Polacek <polacek@redhat.com>
4459 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4462 2016-05-16 Martin Jambor <mjambor@suse.cz>
4465 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4466 the outlined kernel function.
4468 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4470 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4471 (ISA_HAS_DLSA): Ditto.
4473 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4475 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4477 2016-05-16 Nathan Sidwell <nathan@acm.org>
4479 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4480 (nvptx_name_replacement): Restore. Add comment.
4481 (write_fn_proto, write_fn_proto_from_insn,
4482 nvptx_output_call_insn): Restore
4483 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4485 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4487 * config/aarch64/aarch64.md
4488 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4489 (add<mode>3_compareC_imm): Likewise.
4490 (<optab>si3_uxtw): Split into register and immediate variants.
4491 (andsi3_compare0_uxtw): Likewise.
4492 (and<mode>3_compare0): Likewise.
4493 (and<mode>3nr_compare0): Likewise.
4494 (stack_protect_test_<mode>): Don't use %x for memory operands.
4496 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4498 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4500 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4502 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4503 Split integer shifts into shift_reg and bfm.
4504 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4505 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4506 (ror<mode>3_insn): Likewise.
4507 (<optab>si3_insn_uxtw): Likewise.
4508 (<optab><mode>3_insn): Change to rotate_imm.
4509 (extr<mode>5_insn_alt): Likewise.
4510 (extrsi5_insn_uxtw): Likewise.
4511 (extrsi5_insn_uxtw_alt): Likewise.
4513 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4515 * doc/tm.texi: Regenerate.
4516 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4517 (TARGET_INVALID_RETURN_TYPE): Remove.
4518 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4519 TARGET_INVALID_RETURN_TYPE.
4520 * target.def (invalid_parameter_type): Remove.
4521 (invalid_return_type): Remove.
4523 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4525 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4526 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4528 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4530 (preserve_function_body_p): No need to preserve function body
4531 * cif-codes.def (CIF_THUNK): Remove.
4532 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4534 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4536 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4538 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4540 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4543 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4545 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4546 (inline_small_functions): Do not look for function symbol when
4549 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4551 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4554 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4555 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4556 Jiong Wang <jiong.wang@arm.com>
4558 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4559 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4560 Define __ARM_FP16_ARGS when appropriate.
4561 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4563 (arm_invalid_return_type): Likewise.
4564 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4565 (TARGET_INVALID_RETURN_TYPE): Remove.
4566 (aapcs_vfp_sub_candidate): Allow HFmode.
4567 (aapcs_vfp_allocate): Add comment. Support HFmode.
4568 (aapcs_vfp_allocate_return_reg): Likewise.
4569 (struct aapcs_cp_arg_layout): Slightly reword comments for
4570 is_return_candidate and allocate_return_reg.
4571 (output_mov_vfp): Update assert.
4572 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4574 (arm_invalid_parameter_type): Remove.
4575 (amr_invalid_return_type): Remove.
4576 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4577 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4578 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4580 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4582 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4583 * config/aarch64/arch64-protos.h
4584 (aarch64_legitimize_reload_address): Remove.
4585 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4588 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
4590 * configure.ac: Add ACX_NONCANONICAL_HOST.
4591 * configure: Regenerate.
4592 * Makefile.in: Set host_noncanonical.
4594 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4597 * config/i386/i386.md (*movtf_internal): Before register allocation,
4598 do not allow FP constants for CM_MEDIUM memory model, allow only
4599 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
4600 (*movxf_internal): Ditto.
4601 (*movdf_internal): Ditto.
4602 (*movsf_internal): Ditto.
4604 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
4606 PR rtl-optimization/67483
4607 * combine.c (make_compound_operation): Don't call extract_left_shift
4608 with negative shift amounts.
4610 2016-05-13 Jakub Jelinek <jakub@redhat.com>
4613 * fold-const.c (fold_checksum_tree): Allow modification
4614 of TYPE_ALIAS_SET during folding.
4616 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4617 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
4618 (ix86_split_to_parts): Likewise. Fix up formatting.
4620 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
4622 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4623 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
4626 2016-05-13 Nathan Sidwell <nathan@acm.org>
4628 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
4629 (nvptx_name_replacement): Delete.
4630 (write_fn_proto, write_fn_proto_from_insn,
4631 nvptx_output_call_insn): Remove nvptx_name_replacement call.
4632 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
4633 * langhooks.c (add_builtin_funcction_common): Call
4634 targetm.mangle_decl_assembler_name.
4636 * config/nvptx/nvptx.c (write_fn_proto): Handle
4637 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
4639 2016-05-13 Martin Liska <mliska@suse.cz>
4641 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
4642 and PRIu64 in printf format.
4644 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4646 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
4649 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4651 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4652 Change --param max-completely-peeled-times to
4653 --param max-completely-peel-times in dump file printing.
4655 2016-05-13 Richard Biener <rguenther@suse.de>
4657 PR tree-optimization/42587
4658 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
4659 (find_bswap_or_nop_1): Likewise.
4660 (bswap_replace): Likewise.
4662 2016-05-13 Martin Liska <mliska@suse.cz>
4664 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
4665 Initialize a variable with default value.
4667 2016-05-13 Martin Liska <mliska@suse.cz>
4669 * doc/invoke.texi: Enhance explanation of error recovery
4672 2016-05-13 Martin Liska <mliska@suse.cz>
4674 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
4675 (struct cost_pair): Change inv_expr_id (int) to inv_expr
4676 (iv_inv_expr_ent *).
4677 (struct iv_inv_expr_ent): Comment struct fields.
4678 (sort_iv_inv_expr_ent): New function.
4679 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
4680 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
4681 a hash_map between iv_inv_expr_ent and number of usages.
4682 (niter_for_exit): Fix coding style.
4683 (tree_ssa_iv_optimize_init): Use renamed variable.
4684 (determine_base_object): Fix coding style.
4685 (alloc_iv): Likewise.
4686 (find_interesting_uses_outside): Likewise.
4687 (add_candidate_1): Likewise.
4688 (add_standard_iv_candidates): Likewise.
4689 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
4690 (prepare_decl_rtl): Fix coding style.
4691 (get_address_cost): Likewise.
4692 (get_shiftadd_cost): Likewise.
4693 (force_expr_to_var_cost): Likewise.
4694 (compare_aff_trees): Likewise.
4695 (get_expr_id): Restructure the function.
4696 (get_loop_invariant_expr_id): Renamed to
4697 get_loop_invariant_expr.
4698 (get_computation_cost_at): Replace usage of inv_expr_id with
4700 (get_computation_cost): Likewise.
4701 (determine_group_iv_cost_generic): Likewise.
4702 (determine_group_iv_cost_address): Likewise.
4703 (iv_period): Fix coding style.
4704 (iv_elimination_compare_lt): Likewise.
4705 (may_eliminate_iv): Likewise.
4706 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
4708 (determine_group_iv_costs): Dump invariant expressions.
4709 (iv_ca_recount_cost): Use the newly added hash_map.
4710 (iv_ca_set_remove_invariants): Fix coding style.
4711 (iv_ca_set_add_invariants): Fix coding style.
4712 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
4714 (iv_ca_set_cp): Likewise.
4715 (iv_ca_new): Initialize the newly added hash_map and remove
4716 initialization of fields.
4717 (iv_ca_free): Delete the hash_map.
4718 (iv_ca_dump): Dump invariant expressions.
4719 (iv_ca_extend): Fix coding style.
4720 (try_add_cand_for): Likewise.
4721 (create_new_ivs): Dump information about # of avg iterations and
4722 # of used invariant expressions.
4723 (rewrite_use_compare): Fix coding style.
4724 (free_loop_data): Set default value for max_inv_expr_id.
4726 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
4728 * cse.c (rest_of_handle_cse): Use cleanup_cfg
4729 returned value cse_cfg_altered computation.
4730 (rest_of_handle_cse2): Likewise.
4731 (rest_of_handle_cse_after_global_opts): Likewise.
4733 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4736 * config/arm/arm.c (arm32_output_mi_thunk): New.
4737 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
4738 to split Thumb1 vs TARGET_32BIT functionality.
4739 (arm_thumb1_mi_thunk): New.
4741 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4743 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
4746 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4749 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
4751 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
4753 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
4754 (expand_builtin_trap): Emit a regular call.
4755 (set_builtin_user_assembler_name): Remove obsolete cases.
4756 * dse.c (scan_insn): Adjust.
4757 * except.c: Include calls.h.
4758 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
4759 emit a regular call to setjmp.
4760 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
4761 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
4762 (emit_block_move_via_libcall): Delete.
4763 (block_move_fn): Delete.
4764 (init_block_move_fn): Likewise.
4765 (emit_block_move_libcall_fn): Likewise.
4766 (emit_block_op_via_libcall): New function.
4767 (set_storage_via_libcall): Tidy up and use memset builtin.
4768 (block_clear_fn): Delete.
4769 (init_block_clear_fn): Likewise.
4770 (clear_storage_libcall_fn): Likewise.
4771 (expand_assignment): Call emit_block_move_via_libcall.
4772 Do not include gt-expr.h.
4773 * expr.h (emit_block_op_via_libcall): Declare.
4774 (emit_block_copy_via_libcall): New inline function.
4775 (emit_block_move_via_libcall): Likewise.
4776 (emit_block_comp_via_libcall): Likewise.
4777 (block_clear_fn): Delete.
4778 (init_block_move_fn): Likewise.
4779 (init_block_clear_fn): Likewise.
4780 (emit_block_move_via_libcall): Likewise.
4781 (set_storage_via_libcall): Add default parameter value.
4782 * libfuncs.h (enum libfunc_index): Remove obsolete values.
4783 (abort_libfunc): Delete.
4784 (memcpy_libfunc): Likewise.
4785 (memmove_libfunc): Likewise.
4786 (memcmp_libfunc): Likewise.
4787 (memset_libfunc): Likewise.
4788 (setbits_libfunc): Likewise.
4789 (setjmp_libfunc): Likewise.
4790 (longjmp_libfunc): Likewise.
4791 (profile_function_entry_libfunc): Likewise.
4792 (profile_function_exit_libfunc): Likewise.
4793 (gcov_flush_libfunc): Likewise.
4794 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
4795 and DECL_VISIBILITY on the declaration.
4796 (init_optabs): Do not initialize obsolete libfuncs.
4797 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
4798 * tree-core.h (ECF_RET1): Define.
4799 (ECF_TM_PURE): Adjust.
4800 (ECF_TM_BUILTIN): Likewise.
4801 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
4802 (build_common_builtin_nodes): Initialize abort builtin.
4803 Add ECF_RET1 on memcpy, memmove and memset builtins.
4804 Pass final flags for alloca and alloca_with_align builtins.
4805 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
4807 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
4808 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
4809 set_storage_via_libcall and call emit_block_copy_via_libcall.
4811 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
4813 * config/i386/i386.md (*call_got_x32): Change operand 0 to
4814 DImode before it is passed to ix86_output_call_operand.
4815 (*call_value_got_x32): Ditto for operand 1.
4817 2016-05-12 Jiong Wang <jiong.wang@arm.com>
4819 PR rtl-optimization/70904
4820 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
4821 reload for wide mode.
4823 2016-05-12 Marek Polacek <polacek@redhat.com>
4826 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
4827 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
4828 * langhooks.h (incomplete_type_error): Likewise.
4829 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
4830 parameter, pass it down to incomplete_type_error.
4831 * tree.h (size_in_bytes): New inline overload.
4832 (size_in_bytes_loc): Renamed from size_in_bytes.
4834 2016-05-12 Richard Biener <rguenther@suse.de>
4836 PR tree-optimization/71059
4837 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
4838 nary before looking up or entering the expression into the VN
4840 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
4841 Make sure to re-use NARYs without result as inserted by
4844 2016-05-12 Richard Biener <rguenther@suse.de>
4846 PR tree-optimization/71062
4847 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4849 * tree-ssa-structalias.c (set_uids_in_ptset): Set
4850 vars_contains_restrict if the var is a restrict tag.
4851 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
4852 do not disambiguate pointers against it.
4853 (dump_points_to_solution): Re-structure and adjust for new
4854 vars_contains_restrict flag.
4855 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
4857 2016-05-12 Martin Liska <mliska@suse.cz>
4859 * doc/invoke.texi: Explain connection between
4860 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
4862 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4864 PR tree-optimization/71006
4865 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4866 consider COND_EXPR as a mask producer.
4868 2016-05-12 Marek Polacek <polacek@redhat.com>
4871 * opts.c (common_handle_option): Detect missing argument for --help^.
4873 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4876 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4877 when popping the PC and within an interrupt handler routine.
4878 Add missing tab to output of "ldmfd".
4879 (output_return_instruction): Output LDMFD with SP update rather
4880 than POP when returning from interrupt handler.
4882 2016-05-12 Jakub Jelinek <jakub@redhat.com>
4884 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
4885 TARGET_64BIT && TARGET_AVX512DQ.
4886 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
4887 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
4888 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
4889 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
4890 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
4891 (*vec_extractv4si_zext): Add avx512dq alternative.
4892 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
4893 use v instead of x constraint in other alternatives where possible.
4895 * config/i386/sse.md (sse2_loadld): Use v instead of x
4896 constraint in alternatives 0,1,4.
4898 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
4899 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
4900 v constraints instead of x and <pinsr_evex_isa> isa attribute.
4903 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
4904 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
4905 is not emitted unless TARGET_AVX512BW.
4906 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
4907 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
4908 for the result operand.
4910 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
4911 constraint instead of x in avx alternatives. Use maybe_evex instead
4914 * config/i386/constraints.md (Yv): New constraint.
4915 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
4916 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
4917 * config/i386/i386.md (avx512fvecmode): New mode attr.
4918 (*pushtf): Use v constraint instead of x.
4919 (*movtf_internal): Likewise. For TARGET_AVX512VL and
4920 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
4921 (*absneg<mode>2): Use Yv constraint instead of x constraint.
4922 (*absnegtf2_sse): Likewise.
4923 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
4924 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
4925 avx512f alternatives.
4926 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
4928 2016-05-12 Richard Biener <rguenther@suse.de>
4930 PR tree-optimization/71060
4931 * tree-data-ref.c (initialize_data_dependence_relation): Do not
4932 require exact match of DR_BASE_OBJECT but only matching address and
4935 2016-05-12 Richard Biener <rguenther@suse.de>
4937 PR tree-optimization/70986
4938 * cfganal.c: Include cfgloop.h.
4939 (dfs_find_deadend): Prefer to take edges exiting loops.
4941 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4943 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
4944 compile and run time.
4946 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4949 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
4951 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
4953 * config/i386/i386.c (legitimize_pic_address): Use
4954 copy_to_suggested_reg instead of gen_movsi.
4956 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4958 * config/rs6000/predicates.md (quad_memory_operand): Move most of
4959 the code into quad_address_p and call it to share code with
4960 vsx_quad_dform_memory_operand.
4961 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
4963 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
4964 bit instead of being a separate word. Split -mpower9-dform into
4965 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
4966 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
4967 for the register class supporting 128-bit quad word memory offsets.
4968 (mode_supports_vsx_dform_quad): Helper function to return if the
4969 register class uses quad word memory offsets.
4970 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
4971 (rs6000_debug_reg_global): Always print if we are using LRA or not.
4972 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
4973 instructions are enabled, set up the appropriate addr_masks for
4975 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
4976 -mpower9-dform-scalar, instead of -mpower9-dform.
4977 (rs6000_option_override_internal): Split -mpower9-dform into two
4978 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
4979 -mpower9-dform switch sets or clears both. If we are not using
4980 the LRA register allocator, do not enable -mpower9-dform-vector by
4981 default. If we are using LRA, enable -mpower9-dform-vector and
4982 -mvsx-timode if it is appropriate. Issue a warning if either
4983 -mpower9-dform-vector or -mvsx-timode are explicitly used without
4985 (quad_address_offset_p): New helper function to return if the
4986 offset is legal for quad word memory instructions.
4987 (quad_address_p): New function to determin if GPR or vector
4988 register quad word memory addresses are legal.
4989 (mem_operand_gpr): Validate quad word address offsets.
4990 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
4991 d-form (register + offset) instructions.
4992 (offsettable_ok_by_alignment): Likewise.
4993 (rs6000_legitimate_offset_address_p): Likewise.
4994 (legitimate_lo_sum_address_p): Likewise.
4995 (rs6000_legitimize_address): Likewise.
4996 (rs6000_legitimize_reload_address): Add more debug statements for
4998 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
4999 d-form instructions.
5000 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
5001 d-form instructions. Distinguish different cases in debug
5002 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
5003 d-form instructions.
5004 (rs6000_preferred_reload_class): Likewise.
5005 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
5006 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
5007 of the ISA 2.06 indexed memory instructions.
5008 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
5009 use them to save/restore the saved vector registers instead of
5010 using Altivec instructions.
5011 (rs6000_emit_epilogue): Likewise.
5012 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
5013 (rs6000_opt_masks): Split -mpower9-dform into
5014 -mpower9-dform-scalar and -mpower9-dform-vector.
5015 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
5017 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
5018 ISA 3.0 vector indexed memory instructions, and fold the code into
5019 the normal mov<mode> patterns.
5020 (p9_vecstore_<mode>): Likewise.
5021 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
5023 (vsx_movti_64bit): Likewise.
5024 (vsx_movti_32bit): Likewise.
5025 * config/rs6000/constraints.md (wO constraint): New constraint for
5026 ISA 3.0 vector d-form support.
5027 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
5028 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
5029 include -mpower9-dform-vector until we switch over to LRA.
5030 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
5031 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5032 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
5033 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5034 for -mpower9-dform and -mlra.
5035 * doc/md.texi (wO constraint): Document wO constraint.
5037 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
5039 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
5040 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
5041 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
5042 Move handling of non-insn arguments inline into the sole user:
5043 (output_trans_func): ...here.
5044 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
5045 in emitted function prototype.
5046 (output_internal_insn_latency_func): Ditto. Simplify.
5047 (output_internal_maximal_insn_latency_func): Ditto. Delete
5048 always-unused argument.
5049 (output_insn_latency_func): Ditto.
5050 (output_maximal_insn_latency_func): Ditto.
5052 2016-05-11 Richard Biener <rguenther@suse.de>
5054 PR tree-optimization/71055
5055 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
5056 sth with precision not equal to access size verify we don't chop
5059 2016-05-11 Richard Biener <rguenther@suse.de>
5062 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
5063 (dwarf2out_finish): Move retry_incomplete_types call ...
5064 (dwarf2out_early_finish): ... here.
5066 2016-05-11 Richard Biener <rguenther@suse.de>
5069 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
5070 if the langhook insists on it.
5071 * fold-const.c (make_bit_field_ref): Add arg for the original
5072 reference and preserve its alias-set.
5073 (decode_field_reference): Take exp by reference and adjust it
5074 to the original memory reference.
5075 (optimize_bit_field_compare): Adjust callers.
5076 (fold_truth_andor_1): Likewise.
5077 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
5079 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
5082 * cfgrtl.h (delete_insn_and_edges): Now return bool.
5083 * cfgrtl.c (delete_insn_and_edges): Likewise.
5084 * config/i386/i386.c (convert_scalars_to_vector): Remove
5086 * cse.c (cse_insn): Compute cse_cfg_altered.
5087 (delete_trivially_dead_insns): Likewise.
5088 (cse_cc_succs): Likewise.
5089 (rest_of_handle_cse): Free dominance info if required.
5090 (rest_of_handle_cse2): Likewise.
5091 (rest_of_handle_cse_after_global_opts): Likewise.
5093 2016-05-11 Alan Modra <amodra@gmail.com>
5095 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
5096 abi_v4_pass_in_fpr): New functions.
5097 (rs6000_function_arg_boundary): Exclude complex IBM long double
5098 from 64-bit alignment when ABI_V4.
5099 (rs6000_function_arg, rs6000_function_arg_advance_1,
5100 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
5102 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
5104 PR rtl-optimization/71028
5105 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
5106 jump with just a return in the fallthrough block if the branch
5107 block contains just a return as well.
5109 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
5111 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
5112 * match.pd ((X & Y) ^ Y): ... this.
5113 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
5114 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
5116 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5118 * read-md.c (require_char_ws): New function.
5119 (read_string): Simplify using require_char_ws.
5120 (handle_constants): Likewise.
5121 (handle_enum): Likewise.
5122 (handle_file): Likewise.
5123 * read-md.h (require_char_ws): New declaration.
5124 * read-rtl.c (read_conditions): Simplify using require_char_ws.
5125 (read_mapping): Likewise.
5126 (read_rtx_code): Likewise.
5127 (read_nested_rtx): Likewise.
5129 2016-05-10 James Norris <jnorris@codesourcery.com>
5131 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
5132 if offloading is enabled and -fopenacc or -fopenmp is specified.
5133 (CRTOFFLOADEND): Likewise.
5134 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
5135 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
5137 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
5139 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
5140 gotoff_operand code paths. Use copy_to_suggested_regs and
5141 expand_simple_binop where appropriate. Cleanup.
5143 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5146 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
5148 (dimode_scalar_chain::vector_const_cost): New.
5149 (dimode_scalar_chain::compute_convert_gain): Handle constants.
5150 (dimode_scalar_chain::convert_op): Likewise.
5151 (dimode_scalar_chain::convert_insn): Likewise.
5153 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5155 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
5156 unary operation, not a binary one.
5158 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5161 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
5162 calls with type casted fndecl.
5164 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5166 PR tree-optimization/70786
5167 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
5168 * calls.c (initialize_argument_information): Bind bounds
5169 with corresponding args passed by reference.
5171 2016-05-10 Jakub Jelinek <jakub@redhat.com>
5174 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
5175 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
5176 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
5179 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5182 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
5183 code for a zero scale factor.
5184 (vsx_xvcvdpuxds_scale): Likewise.
5186 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5188 * diagnostic-show-locus.c (layout::layout): Call show_ruler
5189 if show_ruler_p was set on the context.
5190 (layout::show_ruler): New method.
5191 * diagnostic.h (struct diagnostic_context): Add field
5194 2016-05-10 Richard Biener <rguenther@suse.de>
5196 PR tree-optimization/71039
5197 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
5198 (chk_uses): New function.
5199 (propagate_with_phi): Verify we can safely replicate the lhs of an
5200 aggregate assignment on all incoming edges.
5202 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
5204 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
5206 (rx_atomic_sequence): New class.
5207 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
5208 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
5210 (rx_atomic_sequence::rx_atomic_sequence,
5211 rx_atomic_sequence::~rx_atomic_sequence): New functions.
5212 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
5213 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
5214 CTRLREG_INTB): New constants.
5215 (FETCHOP): New code iterator.
5216 (fethcop_name, fetchop_name2): New iterator code attributes.
5217 (QIHI): New mode iterator.
5218 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
5219 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
5220 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
5222 2016-05-10 Martin Liska <mliska@suse.cz>
5224 * tree-inline.c (remap_dependence_clique): Do not remap
5225 debugging statements.
5227 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5229 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
5230 ("*fixuns_truncdfdi2_z13")
5231 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
5232 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
5233 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
5235 2016-05-10 Richard Biener <rguenther@suse.de>
5237 PR tree-optimization/70497
5238 PR tree-optimization/28367
5239 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
5241 (visit_reference_op_load): ... here.
5242 (vn_reference_lookup_3): Use it to handle subreg-like accesses
5243 with simplified BIT_FIELD_REFs.
5244 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
5245 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
5248 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5250 * dwarf2out.c (add_abstract_origin_attribute): Adjust
5251 documentation comment. For BLOCK nodes, add a
5252 DW_AT_abstract_origin attribute that points to the DIE generated
5253 for the origin BLOCK.
5254 (gen_lexical_block_die): Call add_abstract_origin_attribute for
5255 blocks from inlined functions.
5257 2016-05-10 Alan Modra <amodra@gmail.com>
5260 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
5261 regrename modifying insns saving lr before __morestack call.
5262 * config/rs6000/rs6000.md (split_stack_return): Similarly for
5263 insns restoring lr after __morestack call.
5265 2016-05-09 Jakub Jelinek <jakub@redhat.com>
5267 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
5268 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
5270 * config/i386/sse.md (vec_interleave_high<mode>,
5271 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
5272 <avx512>_vpermt2var<mode>3_maskz): Likewise.
5274 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5276 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
5277 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
5278 parallel reassociation for power8 and forward.
5280 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
5282 * config/i386/i386.md (absneg splitters with general regs): Use
5283 general_reg_operand predicate.
5284 (btsq peephole2): Use x86_64_immediate_operand to check if new
5285 value is suitable for immediate operand. Generate emitted insn
5286 using RTL expressions.
5287 (btcq peephole2): Ditto.
5288 (btrq peephole2): Ditto. Generate correct immediate operand
5291 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5293 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
5296 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5298 * tree-affine.c (wide_int_constant_multiple_p): Add missing
5299 pointer dereference.
5301 2016-05-09 Richard Biener <rguenther@suse.de>
5303 PR tree-optimization/70985
5304 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
5305 op0 isn't a gimple register.
5307 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
5309 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
5310 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
5311 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
5312 (i6400_fpu_mult): New cpu units.
5313 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
5314 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
5315 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
5316 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
5317 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
5318 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
5319 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
5320 (i6400_msa_long_float4, i6400_msa_long_float5)
5321 (i6400_msa_long_float8, i6400_msa_fdiv_df)
5322 (i6400_msa_fdiv_sf): New reservations.
5323 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
5324 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
5325 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
5326 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5327 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5328 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5329 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5330 (msa_short_store4, msa_long_load, msa_short_store)
5331 (msa_long_logic, msa_long_float2, msa_long_float4)
5332 (msa_long_float5, msa_long_float8, msa_long_mult)
5333 (msa_long_fdiv, msa_long_div): New reservations.
5335 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5336 Sameera Deshpande <sameera.deshpande@imgtec.com>
5337 Matthew Fortune <matthew.fortune@imgtec.com>
5338 Graham Stott <graham.stott@imgtec.com>
5339 Chao-ying Fu <chao-ying.fu@imgtec.com>
5341 * config.gcc: Add MSA header file for mips*-*-* target.
5342 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5343 (Ubv8i, Urv8): New constraints.
5344 * config/mips/mips-ftypes.def: Add function types for MSA
5346 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5347 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5348 * config/mips/mips-msa.md: New file.
5349 * config/mips/mips-protos.h
5350 (mips_split_128bit_const_insns): New prototype.
5351 (mips_msa_idiv_insns): Likewise.
5352 (mips_split_128bit_move): Likewise.
5353 (mips_split_128bit_move_p): Likewise.
5354 (mips_split_msa_copy_d): Likewise.
5355 (mips_split_msa_insert_d): Likewise.
5356 (mips_split_msa_fill_d): Likewise.
5357 (mips_expand_msa_branch): Likewise.
5358 (mips_const_vector_same_val_p): Likewise.
5359 (mips_const_vector_same_bytes_p): Likewise.
5360 (mips_const_vector_same_int_p): Likewise.
5361 (mips_const_vector_shuffle_set_p): Likewise.
5362 (mips_const_vector_bitimm_set_p): Likewise.
5363 (mips_const_vector_bitimm_clr_p): Likewise.
5364 (mips_msa_vec_parallel_const_half): Likewise.
5365 (mips_msa_output_division): Likewise.
5366 (mips_ldst_scaled_shift): Likewise.
5367 (mips_expand_vec_cond_expr): Likewise.
5368 * config/mips/mips.c (enum mips_builtin_type): Add
5369 MIPS_BUILTIN_MSA_TEST_BRANCH.
5370 (mips_gen_const_int_vector_shuffle): New prototype.
5371 (mips_const_vector_bitimm_set_p): New function.
5372 (mips_const_vector_bitimm_clr_p): Likewise.
5373 (mips_const_vector_same_val_p): Likewise.
5374 (mips_const_vector_same_bytes_p): Likewise.
5375 (mips_const_vector_same_int_p): Likewise.
5376 (mips_const_vector_shuffle_set_p): Likewise.
5377 (mips_symbol_insns): Forbid loading symbols via immediate for
5379 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5381 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5383 (mips_lx_address_p): Add support load indexed address for MSA.
5384 (mips_address_insns): Add calculation of instructions needed for
5385 stores and loads for MSA.
5386 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5387 CONST_VECTOR for MSA and let it fall through.
5388 (mips_ldst_scaled_shift): New function.
5389 (mips_subword_at_byte): Likewise.
5390 (mips_msa_idiv_insns): Likewise.
5391 (mips_legitimize_move): Validate MSA moves.
5392 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5393 calculation of costs for MSA division.
5394 (mips_split_move_p): Check if MSA moves need splitting.
5395 (mips_split_move): Split MSA moves if necessary.
5396 (mips_split_128bit_move_p): New function.
5397 (mips_split_128bit_move): Likewise.
5398 (mips_split_msa_copy_d): Likewise.
5399 (mips_split_msa_insert_d): Likewise.
5400 (mips_split_msa_fill_d): Likewise.
5401 (mips_output_move): Handle MSA moves.
5402 (mips_expand_msa_branch): New function.
5403 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5404 Reinstate 'y' modifier.
5405 (mips_file_start): Add MSA .gnu_attribute.
5406 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5408 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5409 (mips_class_max_nregs): Add register size for MSA supported mode.
5410 (mips_cannot_change_mode_class): Allow conversion between MSA
5411 vector modes and TImode.
5412 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5414 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5415 (mips_preferred_simd_mode): Add preffered modes for MSA.
5416 (mips_vector_mode_supported_p): Add MSA supported modes.
5417 (mips_autovectorize_vector_sizes): New function.
5418 (mips_msa_output_division): Likewise.
5419 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5420 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5421 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5422 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5423 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5424 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5425 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5426 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5427 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5428 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5429 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5430 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5431 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5432 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5433 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5434 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5435 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5436 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5437 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5438 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5439 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5440 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5441 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5442 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5443 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5444 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5445 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5446 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5447 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5448 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5449 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5450 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5451 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5452 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5453 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5454 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5455 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5456 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5457 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5458 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5459 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5460 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5461 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5462 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5463 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5464 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5465 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5466 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5467 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5468 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5469 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5470 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5471 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5472 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5473 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5474 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5475 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5476 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5477 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5478 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5479 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5480 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5481 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5482 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5483 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5484 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5485 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5486 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5487 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5488 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5489 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5490 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5491 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5492 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5493 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5494 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5495 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5496 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5497 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5498 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5499 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5500 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5501 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5502 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5503 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5504 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5505 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5506 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5507 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5508 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5509 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5510 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5511 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5512 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5513 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5514 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5515 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5516 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5517 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5518 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5519 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5520 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5521 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5522 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5523 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5524 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5525 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5526 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5527 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5528 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5529 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5530 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5531 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5532 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5533 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5534 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5535 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5536 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5537 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5538 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5539 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5540 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5541 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5542 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5543 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5544 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5545 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5546 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5547 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5548 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5549 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5550 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5551 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5552 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5553 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5554 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5555 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5556 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5557 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5558 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5559 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5560 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5561 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5562 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5563 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5564 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5565 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5566 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5567 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5568 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5569 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5571 (mips_get_builtin_decl_index): New array.
5572 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5573 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5574 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5575 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5576 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5578 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5580 (mips_expand_builtin_insn): Prepare operands for
5581 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5582 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5583 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5584 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5585 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5586 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5587 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5588 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
5589 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
5590 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
5591 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
5592 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
5593 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
5594 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
5595 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
5596 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
5597 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
5598 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
5599 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
5600 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
5601 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
5602 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
5603 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
5604 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
5605 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
5606 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
5607 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
5608 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
5609 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
5610 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
5611 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
5612 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
5613 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
5614 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
5615 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
5616 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
5617 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
5618 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
5619 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
5620 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
5621 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
5622 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
5623 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
5624 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
5625 These are set implicitly and an error is reported if overridden.
5626 (mips_expand_builtin_msa_test_branch): New function.
5627 (mips_expand_msa_shuffle): Likewise.
5628 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
5629 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
5630 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
5631 (mips_expand_vec_unpack): Add support for MSA.
5632 (mips_expand_vector_init): Likewise.
5633 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
5634 instead of const0_rtx.
5635 (mips_msa_vec_parallel_const_half): New function.
5636 (mips_gen_const_int_vector): Likewise.
5637 (mips_gen_const_int_vector_shuffle): Likewise.
5638 (mips_expand_msa_cmp): Likewise.
5639 (mips_expand_vec_cond_expr): Likewise.
5640 * config/mips/mips.h
5641 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
5642 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
5644 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
5645 (ISA_HAS_MSA): New macro.
5646 (UNITS_PER_MSA_REG): Likewise.
5647 (BITS_PER_MSA_REG): Likewise.
5648 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
5649 (MSA_REG_FIRST): New macro.
5650 (MSA_REG_LAST): Likewise.
5651 (MSA_REG_NUM): Likewise.
5652 (MSA_REG_P): Likewise.
5653 (MSA_REG_RTX_P): Likewise.
5654 (MSA_SUPPORTED_MODE_P): Likewise.
5655 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
5656 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
5657 * config/mips/mips.md: Include mips-msa.md.
5658 (alu_type): Add simd_add.
5659 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
5660 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
5661 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
5662 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
5663 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
5664 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
5665 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
5666 simd_move, simd_load, simd_store. Choose "multi" for moves
5668 (qword_mode): New attribute.
5669 (insn_count): Add instruction count for quad moves.
5670 Increase the count for MIPS SIMD division.
5671 (UNITMODE): Add UNITMODEs for vector types.
5672 (addsub): New code iterator.
5673 * config/mips/mips.opt (mmsa): New option.
5674 * config/mips/msa.h: New file.
5675 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
5677 * config/mips/mti-linux.h: Likewise.
5678 * config/mips/predicates.md
5679 (const_msa_branch_operand): New constraint.
5680 (const_uimm3_operand): Likewise.
5681 (const_uimm4_operand): Likewise.
5682 (const_uimm5_operand): Likewise.
5683 (const_uimm8_operand): Likewise.
5684 (const_imm5_operand): Likewise.
5685 (aq10b_operand): Likewise.
5686 (aq10h_operand): Likewise.
5687 (aq10w_operand): Likewise.
5688 (aq10d_operand): Likewise.
5689 (const_m1_operand): Likewise.
5690 (reg_or_m1_operand): Likewise.
5691 (const_exp_2_operand): Likewise.
5692 (const_exp_4_operand): Likewise.
5693 (const_exp_8_operand): Likewise.
5694 (const_exp_16_operand): Likewise.
5695 (const_vector_same_val_operand): Likewise.
5696 (const_vector_same_simm5_operand): Likewise.
5697 (const_vector_same_uimm5_operand): Likewise.
5698 (const_vector_same_uimm6_operand): Likewise.
5699 (const_vector_same_uimm8_operand): Likewise.
5700 (par_const_vector_shf_set_operand): Likewise.
5701 (reg_or_vector_same_val_operand): Likewise.
5702 (reg_or_vector_same_simm5_operand): Likewise.
5703 (reg_or_vector_same_uimm6_operand): Likewise.
5704 * doc/extend.texi (MIPS SIMD Architecture Functions): New
5706 * doc/invoke.texi (-mmsa): Document new option.
5708 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5710 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
5711 * configure: Regenerate.
5712 * config.in: Regenerate.
5713 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
5715 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
5716 (ENDFILE_VTV_SPEC): Define.
5718 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
5720 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
5721 registers in all interrupt handlers if necessary.
5722 (rl78_option_override): Add warning.
5723 (MUST_SAVE_MDUC_REGISTERS): New macro.
5724 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
5725 * config/rl78/rl78.c (check_mduc_usage): New function.
5726 (mduc_regs): New structure to hold MDUC register data.
5727 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
5728 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
5729 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
5730 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
5731 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
5732 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
5734 2016-05-09 Bin Cheng <bin.cheng@arm.com>
5736 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
5737 (tree-ssa-loop-niter.h): Ditto.
5738 (idx_within_array_bound, ref_within_array_bound): New functions.
5739 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
5740 Factor out check on writable base object to ...
5741 (base_object_writable): ... here.
5743 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5745 * config/arm/arm.md (probe_stack): Add modes to set source
5748 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
5750 * regrename.c (base_reg_class_for_rename): New static function.
5751 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
5753 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
5755 * cgraph.c (thunk_adjust): Export.
5756 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
5757 * cgraphunit.c (thunk_adjust): Export.
5758 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
5760 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
5762 * tree-inline.c (expand_call_inline): Expand thunks inline.
5764 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
5767 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
5768 (*sse2_vd_cvtss2sd): Ditto.
5769 * config/i386/i386.md
5770 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
5771 Generate *sse2_vd_cvtsd2ss pattern.
5772 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
5773 Generate *sse2_vd_cvtss2sd pattern.
5775 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5777 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
5778 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
5781 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5783 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
5784 * config/sh/sh.c: Define and declare variables on first use throughout
5786 (current_function_interrupt): Change to bool type.
5787 (frame_insn): Rename to emit_frame_insn and update users.
5788 (push_regs): Use bool for 'interrupt_handler' argument.
5789 (save_schedule_s): Remove.
5790 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
5791 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
5792 targetm.asm_out.unaligned_op.di.
5793 (gen_far_branch): Remove redundant forward declaration.
5794 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
5795 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
5796 (sh_set_return_address, sh_function_ok_for_sibcall,
5797 scavenge_reg): Update comments.
5798 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
5799 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
5800 (sh_attr_renesas_p): Remove unnecessary parentheses.
5801 (branch_dest): Simplify.
5802 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
5803 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
5804 (CUMULATIVE_ARGS): Change macro to typedef.
5805 (current_function_interrupt): Change to bool type.
5806 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
5807 Surround with __cplusplus ifdef.
5808 (sh_compare_op0, sh_compare_op1): Remove.
5809 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
5811 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
5813 * config/arm/arm.md: (arch): Add neon.
5814 (arch_enabled): Return yes for arch neon when TARGET_NEON.
5815 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
5816 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
5817 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
5818 attributes for alt renumbering. Mark alt 3 as non-predicable.
5819 (thumb2_movdf_vfp): Likewise.
5821 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
5823 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
5824 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
5825 (*andqi_1): Add preferred_for_speed attribute to disparage
5826 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
5827 (*<code>qi_1): Ditto.
5828 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
5829 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
5830 (*ashlqi3_1): Ditto.
5831 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
5832 Add preferred_for_size attribute to disparage alternative 0 and
5833 preferred_for_speed attribute to disparage alternative 1 for
5834 TARGET_PARTIAL_REG_STALL targets.
5836 2016-05-07 Tom de Vries <tom@codesourcery.com>
5838 PR tree-optimization/70956
5839 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
5842 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5844 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
5845 * config/sh/sh.c (sh_cbranch_distance): Implement it.
5846 * config/sh/sh.md (branch_zero): Remove define_attr.
5847 (define_delay): Disable delay slot if branch distance is one insn.
5849 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5851 * config/i386/i386.md (LEAMODE): New mode attribute.
5852 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
5853 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
5854 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
5855 operand 2 predicate.
5856 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
5857 (*lea<mode>_general_3): Ditto.
5858 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
5860 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5862 * genmddump.c (main): Convert argv from char ** to const char **.
5864 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5866 * coretypes.h (OVERRIDE): New macro.
5869 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
5871 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
5872 allow coalescing if the types are compatible.
5874 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5876 * pass_manager.h (pass_manager::register_pass_name): New method.
5877 (pass_manager::get_pass_by_name): New method.
5878 (pass_manager::create_pass_tab): New method.
5879 (pass_manager::m_name_to_pass_map): New field.
5880 * passes.c (name_to_pass_map): Delete global in favor of field
5881 "m_name_to_pass_map" of pass_manager.
5882 (register_pass_name): Rename from a function to...
5883 (pass_manager::register_pass_name): ...this method, updating
5884 for renaming of global "name_to_pass_map" to field
5885 "m_name_to_pass_map".
5886 (create_pass_tab): Rename from a function to...
5887 (pass_manager::create_pass_tab): ...this method, updating
5888 for renaming of global "name_to_pass_map" to field.
5889 (get_pass_by_name): Rename from a function to...
5890 (pass_manager::get_pass_by_name): ...this method.
5891 (enable_disable_pass): Convert use of get_pass_by_name to
5892 a method call, locating the pass_manager singleton.
5894 2016-05-06 David Malcolm <dmalcolm@redhat.com>
5896 * genattr-common.c (main): Convert argv from char ** to const char **.
5897 * genattr.c (main): Likewise.
5898 * genattrtab.c (main): Likewise.
5899 * genautomata.c (initiate_automaton_gen): Likewise.
5901 * gencodes.c (main): Likewise.
5902 * genconditions.c (main): Likewise.
5903 * genconfig.c (main): Likewise.
5904 * genconstants.c (main): Likewise.
5905 * genemit.c (main): Likewise.
5906 * genenums.c (main): Likewise.
5907 * genextract.c (main): Likewise.
5908 * genflags.c (main): Likewise.
5909 * genmddeps.c (main): Likewise.
5910 * genopinit.c (main): Likewise.
5911 * genoutput.c (main): Likewise.
5912 * genpeep.c (main): Likewise.
5913 * genpreds.c (main): Likewise.
5914 * genrecog.c (main): Likewise.
5915 * gensupport.c (init_rtx_reader_args_cb): Likewise.
5916 (init_rtx_reader_args): Likewise.
5917 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5918 (init_rtx_reader_args): Likewise.
5919 * gentarget-def.c (main): Likewise.
5920 * read-md.c (read_md_files): Likewise.
5921 * read-md.h (read_md_files): Likewise.
5923 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
5925 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
5926 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
5927 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
5928 Remove unused predicate.
5929 (register_and_not_fp_reg_operand): Ditto.
5931 2016-05-06 Martin Liska <mliska@suse.cz>
5933 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
5934 instead of vec as the vector is local to the function.
5936 2016-05-06 Jakub Jelinek <jakub@redhat.com>
5938 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
5939 avx512bw alternative.
5941 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
5942 before the ashr<mode>3 pattern.
5944 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
5945 v instead of x in vex or maybe_vex alternatives, use
5946 maybe_evex instead of vex in prefix.
5948 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
5949 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
5950 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
5951 in vex or maybe_vex alternatives, use maybe_evex instead of vex
5954 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
5955 v instead of x in vex or maybe_vex alternatives, use
5956 maybe_evex instead of vex in prefix.
5958 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
5959 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
5960 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
5961 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
5962 alternatives, use maybe_evex instead of vex in prefix.
5964 * config/i386/sse.md (vec_interleave_lowv4sf,
5965 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
5966 v instead of x in vex or maybe_vex alternatives, use
5967 maybe_evex instead of vex in prefix.
5969 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
5970 v instead of x in vex or maybe_vex alternatives, use
5971 maybe_evex instead of vex in prefix.
5973 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
5974 v constraint instead of x.
5976 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
5978 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
5979 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
5982 2016-05-06 Richard Biener <rguenther@suse.de>
5984 PR tree-optimization/70948
5985 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5986 Properly clobber all fields of va_list for __builtin_va_start.
5988 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5991 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
5992 loop latch destination.
5994 2016-05-06 Martin Liska <mliska@suse.cz>
5996 * tree-ssa-uninit.c: Apply manual changes
5997 to the GNU coding style.
5998 (prune_uninit_phi_opnds): Rename from
5999 prune_uninit_phi_opnds_in_unrealizable_paths.
6001 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6003 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
6004 mspace): Remove deprecated options.
6005 * doc/invoke.texi (SH options): Remove -mspace.
6007 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6009 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
6011 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6013 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
6014 corresponding combine split pattern.
6016 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6019 * config/sh/predicates.md (long_displacement_mem_operand): New.
6020 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
6021 Add movi20, movi20s alternatives. Adjust length attribute for
6023 (movsi_ie): Allow for any FPU. Adjust length attribute for
6025 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
6026 attribute for alternatives.
6027 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
6028 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
6029 length attribute for alternatives.
6031 2016-05-06 Richard Biener <rguenther@suse.de>
6033 PR tree-optimization/70960
6034 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
6036 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6039 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
6040 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
6042 2016-05-06 Marek Polacek <polacek@redhat.com>
6045 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
6047 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6050 * config/sh/sh.md (*rotcr): Add another variant.
6052 2016-05-06 Richard Biener <rguenther@suse.de>
6055 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
6057 2016-05-06 Richard Biener <rguenther@suse.de>
6060 * fold-const.c (split_tree): Always convert to the original type
6063 2016-05-06 Richard Biener <rguenther@suse.de>
6065 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
6066 (fwprop_addr): Likewise.
6068 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6071 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
6073 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
6074 * config/i386/i386.md (push mem splitter): Use find_constant_src in
6075 the splitter condition.
6076 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
6077 the splitter condition.
6078 (FP float_extend load splitter): Ditto.
6080 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
6082 * config/i386/i386.md (peehole2 patterns): Change true_regnum
6083 to REGNO in all peephole2 patterns.
6084 (post-reload splitters): Change true_regnum to REGNO in
6085 post-reload splitters.
6086 (zero_extend splitters): Use general_reg_operand and
6087 nonimmediate_gr_operand predicates.
6089 2016-05-05 Jakub Jelinek <jakub@redhat.com>
6091 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
6092 v constraint instead of x.
6094 2016-05-05 Alan Modra <amodra@gmail.com>
6097 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
6098 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
6099 TARGET_NO_FP_IN_TOC for -mrelocatable.
6100 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
6101 TARGET_RELOCATABLE test.
6102 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6103 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6104 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6105 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6106 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6107 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6108 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6109 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6110 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
6111 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6113 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
6114 (rs6000_stack_info): Likewise.
6115 (rs6000_elf_asm_out_constructor): Likewise.
6116 (rs6000_elf_asm_out_destructor): Likewise.
6117 (rs6000_elf_declare_function_name): Likewise.
6118 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
6119 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
6122 2016-05-05 Alan Modra <amodra@gmail.com>
6124 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
6126 2016-05-05 Alan Modra <amodra@gmail.com>
6128 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
6129 out-of-line gpr restore for one or two regs if that would add
6132 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
6135 * config/i386/i386.md
6136 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
6137 Change to post-epilogue_completed late splitter. Use sse_reg_operand
6138 as operand 0 predicate.
6139 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
6141 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
6142 Ditto. Emit the pattern using RTX.
6144 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
6145 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
6146 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
6147 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
6149 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
6150 sse_reg_operand as operand 0 predicate.
6152 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
6153 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
6154 instead of gen_rtx_REG.
6155 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
6158 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6160 * function.c (emit_use_return_register_into_block): Delete.
6161 (gen_return_pattern): Delete.
6162 (emit_return_into_block): Delete.
6163 (active_insn_between): Delete.
6164 (convert_jumps_to_returns): Delete.
6165 (emit_return_for_exit): Delete.
6166 (thread_prologue_and_epilogue_insns): Delete all code dealing with
6167 simple_return for shrink-wrapped blocks.
6168 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
6169 end of blocks that need one.
6170 (get_unconverted_simple_return): Delete.
6171 (convert_to_simple_return): Delete.
6172 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
6173 (convert_to_simple_return): Ditto.
6175 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6177 * cfgcleanup.c (bb_is_just_return): New function.
6178 (try_optimize_cfg): Simplify jumps to return, branches to return,
6179 and branches around return.
6181 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6183 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
6186 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6190 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
6191 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
6192 assert flags & OEP_HASH_CHECK, instead of asserting it
6193 never happens. Handle TARGET_EXPR.
6194 * fold-const.c (operand_equal_p): For hash verification,
6195 or in OEP_HASH_CHECK into flags.
6197 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
6199 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
6201 (compute_samebase_partition_bases): Fix typo.
6203 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6205 * config/i386/sse.md (vec_interleave_highv8sf,
6206 vec_interleave_lowv8sf, vec_interleave_highv4df,
6207 vec_interleave_lowv4df): Remove constraints from expanders.
6209 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
6211 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6213 * tree-inline.c (expand_call_inline): Fix path dealing with
6214 making lhs of call statement undefined.
6216 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6218 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
6219 Check availability on NODE, too.
6220 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
6221 (cgraph_node::call_for_symbol_and_aliases): Likewise.
6222 (varpool_node::call_for_symbol_and_aliase): Likewise.
6223 * ipa-pure-const.c (add_new_function): Analyze all bodies.
6224 (propagate_pure_const): Propagate across interposable functions, too.
6225 (skip_function_for_local_pure_const): Do not skip interposable bodies
6227 (pass_local_pure_const::execute): Update.
6229 2016-05-04 Marek Polacek <polacek@redhat.com>
6231 * doc/invoke.texi: Document -Wdangling-else.
6233 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6235 * config.gcc: Error out when conflicting multilib is detected. Do not
6236 loop over multilibs since no combination is legal.
6238 2016-05-04 Alan Modra <amodra@gmail.com>
6240 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
6241 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
6242 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6245 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
6247 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
6248 Clean up p5600 comments.
6250 2016-05-04 Richard Biener <rguenther@suse.de>
6252 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
6253 constructor simplifications.
6254 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
6256 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
6258 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
6259 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
6260 result.set_rtx is null instead of aborting.
6261 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
6263 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
6264 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
6265 *mov<mode>_store_postinc): New patterns.
6267 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
6269 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
6270 as commutative. Check both conversions are NOP.
6271 ((A & B) OP (C & B)): Remove.
6273 2016-05-04 Alan Modra <amodra@gmail.com>
6275 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
6277 2016-05-04 Alan Modra <amodra@gmail.com>
6280 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
6281 when cr2,3,4 are all fixed regs.
6283 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
6285 PR rtl-optimization/57193
6286 * opts.c (default_options_table): Revert OPT_frename_registers change.
6287 * doc/invoke.texi (-frename-registers, -O2): Likewise.
6289 2016-05-03 Martin Sebor <msebor@redhat.com>
6292 * builtins.c (fold_builtin_FILE): New function.
6293 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
6294 (fold_builtin_0): Call them.
6295 * gimplify.c (gimplify_call_expr): Remove the handling of
6296 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
6299 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
6300 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
6304 * doc/extend.texi (Function Names as Strings): Update __func__,
6305 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
6308 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6309 Richard Biener <rguenther@suse.de>
6311 PR tree-optimization/70916
6312 * tree-if-conv.c: Include cfganal.h.
6313 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
6314 and remove_fake_exit_edges around the optimization pass.
6316 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
6318 * cgraph.c (symbol_table::create_edge): Set inline_failed.
6319 (cgraph_edge::make_direct): Likewise.
6320 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
6321 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
6322 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
6323 (CIF_THUNK): New code.
6324 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
6325 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
6326 (compute_inline_parameters): Set inline_failed for thunks.
6327 (inline_analyze_function): Cleanup.
6328 * ipa-inline.c (can_inline_edge_p): Do not deal with
6329 call_stmt_cannot_inline_p.
6330 (can_early_inline_edge_p): Likewise.
6331 (early_inliner): Initialize inline_failed.
6332 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6334 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6336 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6337 from nonimm_ssenomem_operand.
6338 (nonimm_ssenomem_operand): New predicate.
6339 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6340 as operand 0 predicate.
6341 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6342 Disable unsupported alternatives using "enabled" attribute.
6343 Use register_ssemem_operand as operand 0 predicate.
6344 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6346 2016-05-03 Marek Polacek <polacek@redhat.com>
6349 * input.c (expansion_point_location): New function.
6350 * input.h (expansion_point_location): Declare.
6352 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6354 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6355 occurence with frame_offset_ ones.
6357 2016-05-03 Alan Modra <amodra@gmail.com>
6359 PR rtl-optimization/70890
6360 * ira.c (combine_and_move_insns): When moving def_insn, remove
6363 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6365 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6366 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6367 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6368 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6370 2016-05-03 Alan Modra <amodra@gmail.com>
6372 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6373 for SAVE_MULTIPLE/STORE_MULTIPLE.
6375 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6377 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6378 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6380 2016-05-03 Richard Biener <rguenther@suse.de>
6382 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6384 (gimplify_arg): Likewise.
6385 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6386 re-writing the result to a decl if required.
6387 (internal_get_tmp_var): Add allow_ssa parameter
6388 and override into_ssa with it.
6389 (get_formal_tmp_var): Adjust.
6390 (get_initialized_tmp_var): Add allow_ssa parameter.
6391 (gimplify_arg): Add allow_ssa parameter and avoid generating
6392 SSA names for the result false.
6393 (gimplify_call_expr): If the call may return twice do not
6394 gimplify parameters into SSA.
6395 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6396 (gimplify_modify_expr): Adjust assert. For noreturn calls
6397 with a SSA name LHS adjust its def.
6398 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6399 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6400 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6401 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6402 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6403 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6404 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6405 (optimize_target_teams): Do not allow SSA names for clause operands.
6406 (gimplify_expr): Likewise for where we mark the result addressable.
6407 * passes.def (pass_init_datastructures): Remove.
6408 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6409 (rewrite_stmt): Likewise.
6410 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6411 (replace_locals_op): Replace SSA names.
6412 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6413 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6414 * cgraph.c (release_function_body): Free CFG annotations only
6415 when we have a CFG. Simplify.
6416 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6417 force_gimple_operand instead of get_initialized_tmp_var.
6418 * tree-pass.h (make_pass_init_datastructures): Remove.
6419 * tree-ssa.c (execute_init_datastructures): Remove.
6420 (pass_data_init_datastructures): Likewise.
6421 (class pass_init_datastructures): Likewise.
6422 (make_pass_init_datastructures): Likewise.
6423 * omp-low.c (create_omp_child_function): Init SSA data structures.
6424 (grid_expand_target_grid_body): Likewise.
6425 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6426 name before adding it to names_to_release.
6427 (remove_bb): Always release SSA defs.
6428 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6429 before dereferencing it.
6430 * cgraphunit.c (init_lowered_empty_function): Always
6431 int SSA data structures.
6432 * tree-ssanames.c (release_defs): Remove assert that we are in
6434 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6436 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6437 Uros Bizjak <ubizjak@gmail.com>
6439 PR rtl-optimization/70467
6440 * config/i386/predicates.md (x86_64_hilo_int_operand,
6441 x86_64_hilo_general_operand): New predicates.
6442 * config/i386/constraints.md (Wd): New constraint.
6443 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6444 (general_hilo_operand): New mode attr.
6445 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6446 instead of <general_operand>.
6447 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6448 x86_64_hilo_general_operand instead of <general_operand>.
6450 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6452 PR tree-optimization/70916
6453 * tree-if-conv.c (constant_or_ssa_name): Removed.
6454 (fold_build_cond_expr): Use is_gimple_val instead of
6455 constant_or_ssa_name.
6457 PR tree-optimization/70916
6458 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6459 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6462 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6463 (optimize_atomic_bit_test_and): New function.
6464 (pass_fold_builtins::execute): Use it.
6465 * optabs.def (atomic_bit_test_and_set_optab,
6466 atomic_bit_test_and_complement_optab,
6467 atomic_bit_test_and_reset_optab): New optabs.
6468 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6469 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6470 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6471 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6472 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6473 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6474 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6475 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6476 atomic_bit_test_and_complement@var{mode},
6477 atomic_bit_test_and_reset@var{mode}): Document.
6478 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6479 atomic_bit_test_and_complement<mode>,
6480 atomic_bit_test_and_reset<mode>): New expanders.
6481 (atomic_bit_test_and_set<mode>_1,
6482 atomic_bit_test_and_complement<mode>_1,
6483 atomic_bit_test_and_reset<mode>_1): New insns.
6485 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6487 PR rtl-optimization/70687
6488 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6489 instead of unsigned HOST_WIDE_INT.
6491 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6493 PR rtl-optimization/44281
6494 * hard-reg-set.h (struct target_hard_regs): New field
6495 x_fixed_nonglobal_reg_set.
6496 (fixed_nonglobal_reg_set): New macro.
6497 * reginfo.c (init_reg_sets_1): Initialize it.
6498 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6500 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6502 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6504 PR tree-optimization/56541
6505 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6506 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6507 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6508 (any_complicated_phi): new static variable.
6509 (aggressive_if_conv): delete.
6510 (if_convertible_phi_p): support phis with more than two arguments.
6511 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6512 critical pred edges.
6513 (ifcvt_split_critical_edges): support phis with more than two
6514 arguments by checking new parameter. only split critical edges
6516 (tree_if_conversion): handle simd pragma marked loop using new
6517 local variable aggressive_if_conv. check any_complicated_phi.
6519 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6521 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6524 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6526 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6529 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6531 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6532 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6533 define_insn_and_split.
6534 (mulsi3_i): New define_insn_and_split.
6535 (mulsi3_call): Convert to define_insn.
6536 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6539 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6541 * machmode.h (mode_complex): Add support to give the complex mode
6543 (GET_MODE_COMPLEX_MODE): Likewise.
6544 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6545 stored by build_complex_type and gfc_build_complex_type instead of
6546 trying to figure out the appropriate mode based on the size. Raise
6547 an assertion error, if the type was not set.
6548 * genmodes.c (struct mode_data): Add field for the complex type of
6550 (blank_mode): Likewise.
6551 (make_complex_modes): Remember the complex mode created in the
6553 (emit_mode_complex): Write out the mode_complex array to map a
6554 type mode to the complex version.
6555 (emit_insn_modes_c): Likewise.
6556 * tree.c (build_complex_type): Set the complex type to use before
6557 calling layout_type.
6558 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6559 support for __float128 complex datatypes.
6560 (rs6000_hard_regno_mode_ok): Likewise.
6561 (rs6000_setup_reg_addr_masks): Likewise.
6562 (rs6000_complex_function_value): Likewise.
6563 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6564 __float128 and __ibm128 complex.
6565 (FLOAT128_IBM_P): Likewise.
6566 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6567 * doc/extend.texi (Additional Floating Types): Document that
6568 -mfloat128 must be used to enable __float128. Document complex
6569 __float128 and __ibm128 support.
6571 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6574 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6575 char/short arguments promoted to int because of promote_prototypes.
6577 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6579 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6580 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6581 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6582 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6583 alternatives using "enabled" attribute. Use register_ssemem_operand
6584 as operand 1 predicate.
6585 (*cmpi<unord>xf_i387): Split XFmode pattern from
6586 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6587 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6588 *absneg<mode>2_i387. Disable unsupported alternatives using
6589 "enabled" attribute.
6590 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
6592 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6594 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
6596 (oacc_loop_process): Check mask for loop termination.
6598 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6600 * cif-code.def (CIF_THUNK): Add.
6601 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
6604 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
6606 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
6607 (dump_inline_summary): Dump it.
6608 (fp_expression_p): New predicate.
6609 (estimate_function_body_sizes): Use it.
6610 (inline_merge_summary): Merge fp_expressions.
6611 (inline_read_section): Read fp_expressions.
6612 (inline_write_summary): Write fp_expressions.
6613 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
6614 codegen boundary if either caller or callee is !fp_expressions.
6615 * ipa-inline.h (inline_summary): Add fp_expressions.
6616 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
6617 to fp_expressions be sure the fp generation flags are updated.
6619 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6621 PR rtl-optimization/70467
6622 * cse.c (cse_insn): Handle no-op MEM moves after folding.
6624 PR rtl-optimization/70467
6625 * ipa-pure-const.c (check_call): Handle internal calls even in
6626 ipa mode like in local mode.
6628 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
6630 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
6632 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6634 * match.pd (X u< X, X u> X): New transformations.
6636 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
6638 * flag-types.h (enum warn_strict_overflow_code): Move ...
6639 * coretypes.h: ... here.
6640 * fold-const.h (fold_overflow_warning): Declare.
6641 * fold-const.c (fold_overflow_warning): Make non-static.
6642 (fold_comparison): Move the transformation of X +- C1 CMP C2
6643 into X CMP C2 -+ C1 ...
6644 * match.pd: ... here.
6645 * gimple-fold.c (fold_stmt_1): Protect with
6646 fold_defer_overflow_warnings.
6648 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
6650 * omp-low.c (struct oacc_loop): Add 'inner' field.
6651 (new_oacc_loop_raw): Initialize it to zero.
6652 (oacc_loop_fixed_partitions): Initialize it.
6653 (oacc_loop_auto_partitions): Partition outermost loop to outermost
6654 available partitioning.
6656 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6658 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
6660 (umulsidi3): Likewise.
6661 (indirect_jump): Fix jump instruction assembly patterns.
6663 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
6666 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
6667 (nvptx_function_value): Assert non-NULL cfun.
6669 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
6671 PR rtl-optimization/70886
6672 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
6674 * cselib.h (rtx_equal_for_cselib_1): Declare.
6675 (rtx_equal_for_cselib_p: New inline function.
6676 * cselib.c (rtx_equal_for_cselib_p): Delete.
6677 (rtx_equal_for_cselib_1): Make public.
6679 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6681 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
6682 (register_mixssei387nonimm_operand): Remove predicate.
6683 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6684 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
6685 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
6686 for TARGET_MIX_SSE_I387 alternatives.
6687 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
6688 Disable unsupported alternatives using "enabled" attribute. Use
6689 nonimm_ssenomem_operand as operand 1 predicate. Also check
6690 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
6692 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6694 * tree.c (cst_and_fits_in_hwi): Simplify.
6696 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6698 * tree.h (wi::to_wide): New function.
6699 * expr.c (expand_expr_real_1): Use wi::to_wide.
6700 * fold-const.c (int_const_binop_1): Likewise.
6701 (extract_muldiv_1): Likewise.
6703 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6705 * wide-int.h: Update offset_int and widest_int documentation.
6706 (WI_SIGNED_SHIFT_RESULT): New macro.
6707 (wi::binary_shift): Define signed_shift_result_type for
6708 shifts on offset_int- and widest_int-like types.
6709 (generic_wide_int): Support <<= and >>= if << and >> are supported.
6710 * tree.h (int_bit_position): Use shift operators instead of wi::
6712 * alias.c (adjust_offset_for_component_ref): Likewise.
6713 * expr.c (get_inner_reference): Likewise.
6714 * fold-const.c (fold_comparison): Likewise.
6715 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
6716 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
6717 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6718 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
6719 (stmt_kills_ref_p): Likewise.
6720 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
6721 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
6722 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6723 (ao_ref_init_from_vn_reference): Likewise.
6725 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6727 * wide-int.h: Update offset_int and widest_int documentation.
6728 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
6729 (wi::binary_traits): Allow ordered comparisons between offset_int and
6730 offset_int, between widest_int and widest_int, and between either
6731 of these types and basic C types.
6732 (operator <, <=, >, >=): Define for the same combinations.
6733 * tree.h (tree_int_cst_lt): Use comparison operators instead
6734 of wi:: comparisons.
6735 (tree_int_cst_le): Likewise.
6736 * gimple-fold.c (fold_array_ctor_reference): Likewise.
6737 (fold_nonarray_ctor_reference): Likewise.
6738 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
6739 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
6740 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
6741 * tree-sra.c (completely_scalarize): Likewise.
6742 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
6743 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
6744 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
6745 (check_for_binary_op_overflow): Likewise.
6746 (search_for_addr_array): Likewise.
6747 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
6749 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6751 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
6752 (arc_save_restore): Likewise.
6753 (arc_dwarf_register_span): Likewise.
6754 (arc_output_pic_addr_const): Initialize suffix variable.
6756 2016-05-02 Martin Liska <mliska@suse.cz>
6758 * symbol-summary.h (function_summary::function_summary):
6759 Remove checking assert for all cgraph nodes.
6760 (function_summary::get): Check summary_uid.
6761 (symtab_insertion): Check summary_uid.
6763 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
6765 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
6766 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
6768 (arc_dwarf_register_span): Remove enum keyword.
6769 (compact_memory_operand_p): New function.
6770 * config/arc/arc.h (reg_class): Add code density register classes.
6771 (REG_CLASS_NAMES): Likewise.
6772 (REG_CLASS_CONTENTS): Likewise.
6773 * config/arc/arc.md (*movqi_insn): Add code density instructions.
6774 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
6775 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
6776 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
6777 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
6779 (h, Rcd, Rsd, Rzd): New register constraints.
6780 (T): Use compact_memory_operand_p function.
6781 * config/arc/predicates.md (compact_load_memory_operand): Remove.
6783 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6785 * config/sh/sh.md (*negnegt, *movtt): Remove.
6787 2016-05-02 Marek Polacek <polacek@redhat.com>
6788 Tom de Vries <tom@codesourcery.com>
6790 PR tree-optimization/70700
6791 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
6792 bigger than FIRST_REF_NODE.
6794 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
6797 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
6799 (prepare_cbranch_operands): Don't use scratch register. Assume that
6800 function is used when pseudos can be created.
6801 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
6802 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
6803 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
6804 define_expand. Allow it only when pseudos can be created.
6805 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
6807 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
6809 * config/i386/constraints.md (BC): Only allow -1 operands.
6810 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
6811 Add "enabled" attribute. Update XI mode attribute calculation.
6812 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
6813 (*movoi_internal_avx): Update XI mode attribute calculation.
6814 (*movti_internal): Ditto.
6816 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6818 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
6819 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
6821 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
6823 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
6824 statement on instruction code. Remove trailing spaces.
6825 (altivec_expand_stv_builtin): Likewise.
6827 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6829 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
6830 (TARGET_FPU_DOUBLE): Simplify.
6831 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
6832 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
6833 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
6834 with 'TARGET_FPU_DOUBLE'.
6835 * config/sh/sh.md: Likewise.
6837 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
6839 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
6840 SH_DIV_STR_FOR_SIZE): Remove.
6841 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
6842 SH_DIV_STR_FOR_SIZE): Remove.
6844 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
6846 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
6847 logical_reg_operand): Delete.
6848 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
6849 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
6850 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
6851 match_operand and match_test.
6852 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
6853 variables on their first use. Return bool values.
6854 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
6855 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
6856 arith_reg_operand for input operand. Remove empty constraints.
6858 (*xorsi3_compact): Rename to xorsi3.
6859 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
6860 (*zero_extend<mode>si2_disp_mem): Update comment.
6863 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6865 * config/sh/t-sh: Remove SH5 support.
6866 * config.gcc: Likewise.
6867 * configure: Likewise.
6869 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6871 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
6873 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
6875 * config/sh/sh.c (register_sh_passes, sh_option_override,
6876 sh_print_operand, prepare_move_operands,
6877 sh_can_follow_jump): Remove TARGET_SH1 checks.
6878 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
6879 PROMOTE_MODE): Likewise.
6880 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
6883 2016-04-30 Alan Modra <amodra@gmail.com>
6885 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
6886 restoring when fixed_reg_p, but allow out-of-line or stmw save.
6887 Check for user regs later to avoid unnecessary looping over regs.
6888 Merge user reg check with non-saved reg check. Don't force
6889 inline VR restore when static chain used.
6890 (rs6000_frame_related): Omit eh_frame info for user regs when
6892 (fixed_regs_p): Delete.
6894 2016-04-30 Alan Modra <amodra@gmail.com>
6896 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
6897 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
6900 2016-04-30 Alan Modra <amodra@gmail.com>
6903 * config/rs6000/rs6000.c (fixed_reg_p): New function.
6904 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
6907 2016-04-30 Alan Modra <amodra@gmail.com>
6909 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6910 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
6911 flag_pic test for Darwin.
6913 2016-04-30 Alan Modra <amodra@gmail.com>
6915 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
6916 throw_calls_crossed.
6917 (REG_FREQ_CALLS_CROSSED): Delete.
6918 (REG_N_THROWING_CALLS_CROSSED): Delete.
6919 * regstat.c (regstat_bb_compute_ri): Don't calculate
6920 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
6921 (dump_reg_info): Don't print call cross frequency.
6922 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
6923 and REG_N_THROWING_CALLS_CROSSED.
6925 2016-04-30 Alan Modra <amodra@gmail.com>
6927 * regs.h (struct reg_info_t): Delete live_length.
6928 (REG_LIVE_LENGTH): Delete macro.
6929 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
6930 local_live, local_processed and local_live_last_luid params.
6931 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
6933 (regstat_compute_ri): Adjust for above. Don't set
6935 (dump_reg_info): Don't print live length.
6936 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
6937 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
6938 Localize loop_depth var.
6940 2016-04-30 Alan Modra <amodra@gmail.com>
6942 * ira.c (enum valid_equiv): New.
6943 (validate_equiv_mem): Return enum.
6944 (update_equiv_mem): Create replacement in more cases.
6945 (add_store_equivs): Update validate_equiv_mem call.
6947 2016-04-30 Alan Modra <amodra@gmail.com>
6949 * ira.c (combine_and_move_insns): Rather than scanning insns,
6950 use DF infrastucture to find use and def insns.
6952 2016-04-30 Alan Modra <amodra@gmail.com>
6954 ira.c (combine_and_move_insns): Move invariant conditions..
6955 (ira.c): ..to here. Call combine_and_move_insns before
6956 add_store_equivs. Call grow_reg_equivs later. Allocate
6957 req_equiv later using max_reg_num() rather than global max_regno.
6958 (contains_replace_regs): Delete.
6959 (add_store_equivs): Remove contains_replace_regs test.
6961 2016-04-30 Alan Modra <amodra@gmail.com>
6963 * ira.c (struct equiv_mem_data): New.
6964 (equiv_mem, equiv_mem_modified): Delete static vars.
6965 (validate_equiv_mem_from_store): Use "data" param to communicate..
6966 (validate_equiv_mem): ..from here.
6968 2016-04-30 Alan Modra <amodra@gmail.com>
6970 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
6972 (update_reg_equivs): ..here. Move allocation and freeing of
6973 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
6974 end_alias_analysis to..
6977 2016-04-30 Alan Modra <amodra@gmail.com>
6979 * ira.c (pdx_subregs): Delete.
6980 (struct equivalence): Add pdx_subregs field.
6981 (set_paradoxical_subreg): Remove pdx_subregs param. Update
6983 (update_equiv_regs): Don't create or free pdx_subregs. Update
6986 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6988 * config/rs6000/altivec.h: Change definitions of vec_xl and
6990 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
6991 (LD_ELEMREV_V2DI): New.
6992 (LD_ELEMREV_V4SF): New.
6993 (LD_ELEMREV_V4SI): New.
6994 (LD_ELEMREV_V8HI): New.
6995 (LD_ELEMREV_V16QI): New.
6996 (ST_ELEMREV_V2DF): New.
6997 (ST_ELEMREV_V2DI): New.
6998 (ST_ELEMREV_V4SF): New.
6999 (ST_ELEMREV_V4SI): New.
7000 (ST_ELEMREV_V8HI): New.
7001 (ST_ELEMREV_V16QI): New.
7004 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7005 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
7006 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
7007 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
7008 (altivec_expand_builtin): Add handling for
7009 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
7010 (rs6000_invalid_builtin): Add error-checking for
7011 RS6000_BTM_P9_VECTOR.
7012 (altivec_init_builtins): Define builtins used to implement vec_xl
7014 (rs6000_builtin_mask_names): Define power9-vector.
7015 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
7016 (RS6000_BTM_P9_VECTOR): Define.
7017 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
7018 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
7019 (vsx_ld_elemrev_v2df): Likewise.
7020 (vsx_ld_elemrev_v4sf): Likewise.
7021 (vsx_ld_elemrev_v4si): Likewise.
7022 (vsx_ld_elemrev_v8hi): Likewise.
7023 (vsx_ld_elemrev_v16qi): Likewise.
7024 (vsx_st_elemrev_v2df): Likewise.
7025 (vsx_st_elemrev_v2di): Likewise.
7026 (vsx_st_elemrev_v4sf): Likewise.
7027 (vsx_st_elemrev_v4si): Likewise.
7028 (vsx_st_elemrev_v8hi): Likewise.
7029 (vsx_st_elemrev_v16qi): Likewise.
7030 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
7033 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
7035 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
7037 (simplify_control_stmt_condition_1): ... here. Recurse into
7038 BIT_AND_EXPRs and BIT_IOR_EXPRs.
7040 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
7043 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
7044 (zero_extendqi<mode>2_dot): Revert earlier conversion from
7045 define_insn_and_split to define_insn.
7046 (zero_extendqi<mode>2_dot2): Same.
7047 (extendqi<mode>2_dot): Same.
7048 (extendqi<mode>2_dot2): Same.
7050 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7052 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
7053 (probe_stack): New expander.
7054 (probe_stack_<mode>): New insn pattern.
7056 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7058 * config/i386/i386.md
7059 (operations with memory inputs setting flags peephole2):
7060 Remove uneeded REG_P checks. Cleanup pattern generation.
7062 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
7064 * tree-vect-loop.c (vect_transform_loop): Fix
7065 nb_iterations_upper_bound computation for vectorized loop.
7067 2016-04-29 Marek Polacek <polacek@redhat.com>
7068 Jakub Jelinek <jakub@redhat.com>
7071 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
7072 TARGET_EXPR_SLOT as a base.
7074 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
7076 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
7077 with 'rCm2' constraints to limit possible immediate size.
7078 (*load_zeroextendqisi_update): Likewise.
7079 (*load_signextendqisi_update): Likewise.
7080 (*loadhi_update): Likewise.
7081 (*load_zeroextendhisi_update): Likewise.
7082 (*load_signextendhisi_update): Likewise.
7083 (*loadsi_update): Likewise.
7084 (*loadsf_update): Likewise.
7086 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7088 * config/i386/predicates.md (constm1_operand): Fix comparison.
7090 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7092 * testsuite/gcc.target/arc/ieee_eq.c: New test.
7094 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
7096 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
7097 remaining SH5 related settings.
7098 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
7099 shmedia_prepare_call_address): Delete.
7100 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
7101 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
7102 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
7103 UNSUPPORTED_SH2A): Remove m5 checks.
7104 (sh_divide_strategy_e): Remove SH5 division strategies.
7105 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
7106 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
7108 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
7110 * config/s390/s390.c (s390_rtx_costs): Update documentation.
7112 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7114 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
7115 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
7117 * config/s390/vector.md ("mov<mode>"): Likewise.
7119 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
7121 * config/s390/constraints.md ("U", "W"): Invoke
7122 s390_mem_constraint with "ZR" and "ZT".
7123 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
7124 addresses when using LRA. Accept also short displacements for S
7125 and T constraints. Do not check for long displacement target for
7126 S and T constraints.
7127 (s390_mem_constraint): Remove handling of U and W constraints.
7128 * config/s390/s390.md (various patterns): Remove the short
7129 displacement constraints (Q and R) if a long displacement
7130 constraint is present. Add longdisp as required CPU capability.
7131 * config/s390/vector.md: Likewise.
7132 * config/s390/vx-builtins.md: Likewise.
7134 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7137 * reload1.c (reload): Call finish_spills before
7138 restarting reload loop. Skip select_reload_regs
7139 if update_eliminables_and_spill returns true.
7141 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7143 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
7144 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
7145 (umulhisi3_imm): Update predicates and constraint letters.
7146 (umulhisi3_reg): Declare instruction as commutative.
7147 * config/arc/constraints.md (J12, J16): New constraints.
7148 * config/arc/predicates.md (short_unsigned_const_operand): New
7150 (arc_short_operand): Likewise.
7151 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
7153 2016-04-29 Richard Biener <rguenther@suse.de>
7155 PR tree-optimization/13962
7156 PR tree-optimization/65686
7157 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
7158 * tree-ssa-alias.c (ptrs_compare_unequal): New function
7159 using PTA to compare pointers.
7160 * match.pd: Add pattern for pointer equality compare simplification
7161 using ptrs_compare_unequal.
7163 2016-04-29 Richard Biener <rguenther@suse.de>
7165 * stor-layout.c (layout_type): Do not build a pointer-to-element
7168 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7170 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
7171 Use SWI mode iterator. Use general_reg_operand predicate.
7172 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
7173 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
7176 2016-04-29 Jakub Jelinek <jakub@redhat.com>
7179 * fold-const.c (operand_equal_p): Don't verify hash value equality
7181 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
7184 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7187 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
7188 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
7189 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
7190 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
7191 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
7193 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7195 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
7196 to info. Don't initialize separate fields to 0. Clean up
7199 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7201 * config/i386/i386.md (peephole2s for operations with memory inputs):
7202 Use SWI mode iterator.
7203 (peephole2s for operations with memory outputs): Ditto.
7204 Do not check for stack checking probe.
7206 (probe_stack): Remove expander.
7208 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7209 Andrew Burgess <andrew.burgess@embecosm.com>
7211 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
7212 operands as 32-bits.
7214 2016-04-28 Jason Merrill <jason@redhat.com>
7216 * gdbinit.in: Skip line-map.h.
7218 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7219 Andrew Burgess <andrew.burgess@embecosm.com>
7221 * config/arc/arc.c (arc_conditional_register_usage): Take
7222 TARGET_RRQ_CLASS into account.
7223 (arc_print_operand): Support printing 'p' and 's' operands.
7224 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
7226 (TARGET_RRQ_CLASS): Define.
7227 (IS_POWEROF2_OR_0_P): Define.
7228 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
7230 (*tst_movb): New define_insn.
7231 (*tst): Avoid recognition if it could prevent '*tst_movb'
7232 combination; replace c/CnL with c/Chs alternative.
7233 (*tst_bitfield_tst): New define_insn.
7234 (*tst_bitfield_asr): New define_insn.
7235 (*tst_bitfield): New define_insn.
7236 (andsi3_i): Add Rrq variant.
7237 (extzv): New define_expand.
7238 (insv): New define_expand.
7239 (*insv_i): New define_insn.
7240 (*movb): New define_insn.
7241 (*movb_signed): New define_insn.
7242 (*movb_high): New define_insn.
7243 (*movb_high_signed): New define_insn.
7244 (*movb_high_signed + 1): New define_split pattern.
7245 (*mrgb): New define_insn.
7246 (*mrgb + 1): New define_peephole2 pattern.
7247 (*mrgb + 2): New define_peephole2 pattern.
7248 * config/arc/arc.opt (mbitops): New option for nps400, uses
7249 TARGET_NPS_BITOPS_DEFAULT.
7250 * config/arc/constraints.md (q): Make register class conditional.
7251 (Rrq): New register constraint.
7252 (Chs): New constraint.
7253 (Clo): New constraint.
7254 (Chi): New constraint.
7255 (Cbf): New constraint.
7256 (Cbn): New constraint.
7257 (C18): New constraint.
7258 (Cbi): New constraint.
7260 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7262 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
7264 (bitmap_intersection_of_preds): Ditto.
7265 (bitmap_union_of_succs): Ditto.
7266 (bitmap_union_of_preds): Ditto.
7267 * sbitmap.c (do_popcount): Delete.
7268 (BITMAP_DEBUGGING): Delete.
7269 (sbitmap_verify_popcount): Delete.
7270 (sbitmap_alloc): Don't initialize the popcount field.
7271 (sbitmap_alloc_with_popcount): Delete.
7272 (sbitmap_resize): Don't resize the popcount array.
7273 (sbitmap_vector_alloc): Don't initialize the popcount field.
7274 (bitmap_copy): Don't copy the popcount array.
7275 (bitmap_clear): Don't clear the popcount array.
7276 (bitmap_clear): Delete the popcount array handling.
7277 (bitmap_ior_and_compl): Delete the popcount assert.
7278 (bitmap_not): Ditto.
7279 (bitmap_and_compl): Ditto.
7280 (bitmap_and): Delete the popcount array handling.
7281 (bitmap_xor): Ditto.
7282 (bitmap_ior): Ditto.
7283 (bitmap_or_and): Delete the popcount assert.
7284 (bitmap_and_or): Ditto.
7285 (popcount_table): Delete.
7286 (sbitmap_elt_popcount): Delete.
7287 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
7288 (bitmap_set_bit): Delete the popcount assert.
7289 (bitmap_clear_bit): Ditto.
7290 (sbitmap_free): Don't free the popcount array.
7291 (sbitmap_alloc_with_popcount): Delete declaration.
7292 (sbitmap_popcount): Ditto.
7294 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7295 Andrew Burgess <andrew.burgess@embecosm.com>
7297 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
7298 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
7299 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
7300 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
7301 * config/arc/arc.opt (mcmem): New option.
7302 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
7303 supply length for r/m alternative.
7304 (*extendqisi2_ac): Likewise.
7305 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
7307 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
7308 (movhi_insn): Likewise.
7309 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
7310 (*zero_extendqihi2_i): Add r/Ucm alternative.
7311 (*zero_extendqisi2_ac): Likewise.
7312 (*zero_extendhisi2_i): Likewise.
7313 * config/arc/constraints.md (Uex): New memory constraint.
7314 (Ucm): New define_constraint.
7315 * config/arc/predicates.md (long_immediate_loadstore_operand):
7316 Return 0 for MEM with cmem_address address.
7317 (cmem_address_0): New predicates.
7318 (cmem_address_1): Likewise.
7319 (cmem_address_2): Likewise.
7320 (cmem_address): Likewise.
7322 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7324 * config/rs6000/rs6000.c (machine_function): Rename
7325 insn_chain_scanned_p to spe_insn_chain_scanned_p.
7326 (rs6000_stack_info): Adjust.
7328 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7329 Andrew Burgess <andrew.burgess@embecosm.com>
7331 * config/arc/constraints.md (Usd): Convert to define_constraint.
7335 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7338 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7339 Add new peephole2 where the first insn is *mov<mode>_or instead of
7340 *mov<mode>_internal.
7342 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7344 * tracer.c (bb_seen): Make static.
7346 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7348 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7349 support, setup defaults.
7350 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7351 * config/arc/arc.c (arc_init): Add NPS400 support.
7352 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7353 (TARGET_ARC700): NPS400 is also an ARC700.
7354 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7356 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7359 * config/nds32/nds32.md (casesi): Don't access the operands array
7362 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7364 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7365 (or $-1,reg peephole2): Ditto.
7366 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7368 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7370 * doc/extend.texi (Common Function Attributes) [optimize]:
7371 Discourage use of the optimize attribute.
7373 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7375 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7376 special case builtin.
7377 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7378 ALTIVEC_BUILTIN_VEC_ADDE.
7379 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7380 support for ALTIVEC_BUILTIN_VEC_ADDE.
7381 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7382 for __builtin_vec_adde.
7384 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7386 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7387 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7389 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7392 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7393 attributes): Document cilkplus_runtime.
7395 2016-04-28 Martin Jambor <mjambor@suse.cz>
7397 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7398 this function. Call verify_expr on MEM_REFs and bases of other
7401 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7403 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7404 for WORD_REGISTER_OPERATIONS to runtime check.
7406 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7408 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7410 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7412 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7413 big-endian compilation.
7414 * config/arc/arc.md (addf3): Likewise.
7418 2016-04-28 Richard Biener <rguenther@suse.de>
7420 PR tree-optimization/70840
7421 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7422 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7423 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7424 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7426 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7428 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7429 and explain why in a comment.
7431 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7433 * config/arc/arc.md (cpu_facility): Add fpx variant.
7434 (subdf3): Prohibit use reverse sub when assist operations option
7436 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7437 instructions only when FPX is enabled.
7438 * testsuite/gcc.target/arc/trsub.c: New test.
7440 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7442 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7443 mult_operator when calculating "type" attribute.
7444 (*fop_<mode>_1_i387): Ditto.
7445 (*fop_xf_1_i387): Ditto.
7446 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7447 Use std::swap to swap operands. Use RTL expressions to generate
7450 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7451 Joern Rennecke <joern.rennecke@embecosm.com>
7453 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7455 (emit_pic_move): Remove.
7456 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7457 * config/arc/arc.c (emit_pic_move): Removed.
7458 (TARGET_HAVE_TLS): Define.
7459 (arc_conditional_register_usage): Test for arc_tp_regno.
7460 (arc_print_operand, arc_print_operand_address): Handle TLS
7462 (arc_needs_pcl_p): New function.
7463 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7464 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7465 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7466 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7467 (arc_legitimize_tls_address): Likewise.
7468 (DTPOFF_ZERO_SYM): Define.
7469 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7470 (arc_output_pic_addr_const): Print TLS unspecs.
7471 (prepare_pic_move): New function, replaces emit_pic_move.
7472 (arc_legitimate_constant_p): Handle TLS unspecs.
7473 (arc_legitimate_address_p): Likewise.
7474 (arc_rewrite_small_data_p): Use assert for TLS constants.
7475 (prepare_move_operands): Use prepare_pic_move.
7476 (arc_legitimize_address): Legitimize tls addresses.
7477 (arc_epilogue_uses): Check for arc_tp_regno.
7478 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7479 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7481 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7483 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7484 %(arc_tls_extra_start_spec).
7485 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7486 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7488 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7489 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7490 (UNSPEC_TLS_OFF): Add.
7492 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7493 (get_thread_pointersi): New patterns.
7494 * config/arc/arc.opt (mtp-regno): New option.
7495 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7496 (move_dest_operand): Likewise.
7497 * configure: Regenerate.
7498 * configure.ac: Add arc*-*-* case to test for tls.
7499 * doc/invoke.texi (ARC options): Document mtp-regno.
7501 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7503 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7504 the new ARC HS SIMD instructions.
7505 (arc_preferred_simd_mode): New function.
7506 (arc_autovectorize_vector_sizes): Likewise.
7507 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7508 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7509 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7510 (arc_init_builtins): Add new SIMD builtin types.
7511 (arc_split_move): Handle 64 bit vector moves.
7512 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7513 (TARGET_PLUS_QMACW): Define.
7514 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7515 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7516 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7517 (VSUBADD4H): New builtins.
7518 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7519 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7521 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7522 Matthias Klose <doko@debian.org>
7524 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7526 2016-04-28 Richard Biener <rguenther@suse.de>
7529 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7532 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7534 * common/config/sh/sh-common.c: Remove SH5 support.
7535 * config/sh/constraints.md: Likewise.
7536 * config/sh/config/sh/elf.h: Likewise.
7537 * config/sh/linux.h: Likewise.
7538 * config/sh/netbsd-elf.h: Likewise.
7539 * config/sh/predicates.md: Likewise.
7540 * config/sh/sh-c.c: Likewise.
7541 * config/sh/sh-protos.h: Likewise.
7542 * config/sh/sh.c: Likewise.
7543 * config/sh/sh.h: Likewise.
7544 * config/sh/sh.md: Likewise.
7545 * config/sh/sh.opt: Likewise.
7546 * config/sh/sync.md: Likewise.
7547 * config/sh/sh64.h: Delete.
7548 * config/sh/shmedia.h: Likewise.
7549 * config/sh/shmedia.md: Likewise.
7550 * config/sh/sshmedia.h: Likewise.
7551 * config/sh/t-netbsd-sh5-64: Likewise.
7552 * config/sh/t-sh64: Likewise.
7553 * config/sh/ushmedia.h: Likewise.
7555 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7557 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7558 general_reg_operand instead of register_operand predicate.
7560 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7562 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7564 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7566 * match.pd (A - B > A, A + B < A): New transformations.
7568 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7570 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7571 which defaults to true. Emit an outer pair of parentheses only if
7572 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7573 don't emit parentheses for the right-hand operand.
7575 2016-04-27 Jeff Law <law@redhat.com>
7577 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7579 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7581 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7582 (altivec_lvx_<mode>_internal): Document.
7583 (altivec_lvx_<mode>_2op): New define_insn.
7584 (altivec_lvx_<mode>_1op): Likewise.
7585 (altivec_lvx_<mode>_2op_si): Likewise.
7586 (altivec_lvx_<mode>_1op_si): Likewise.
7587 (altivec_stvx_<mode>): Remove.
7588 (altivec_stvx_<mode>_internal): Document.
7589 (altivec_stvx_<mode>_2op): New define_insn.
7590 (altivec_stvx_<mode>_1op): Likewise.
7591 (altivec_stvx_<mode>_2op_si): Likewise.
7592 (altivec_stvx_<mode>_1op_si): Likewise.
7593 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7594 Expand vec_ld and vec_st during parsing.
7595 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
7597 (altivec_expand_stvx_be): Likewise.
7598 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
7599 address-masking behavior in RTL.
7600 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
7601 address-masking behavior in RTL.
7602 (altivec_expand_builtin): Change builtin code arguments for calls
7603 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
7604 (insn_is_swappable_p): Avoid incorrect swap optimization in the
7605 presence of lvx/stvx patterns.
7606 (alignment_with_canonical_addr): New function.
7607 (alignment_mask): Likewise.
7608 (find_alignment_op): Likewise.
7609 (recombine_lvx_pattern): Likewise.
7610 (recombine_stvx_pattern): Likewise.
7611 (recombine_lvx_stvx_patterns): Likewise.
7612 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
7613 stvx patterns from expand.
7614 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
7616 (vector_altivec_store_<mode>): Likewise.
7618 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
7620 * config/aarch64/aarch64.md
7621 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
7622 remove the "fp" attributes.
7623 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
7624 add the "simd" attributes.
7625 (*movdf_aarch64): Likewise.
7626 (*movtf_aarch64): Remove the "fp" attributes.
7627 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
7628 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
7630 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7632 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
7633 rtx to rtx_code_label *.
7634 * rtl.h (maybe_set_first_label_num): Likewise.
7636 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7638 * df-core.c (df_add_problem): Make the problem param be const.
7639 (df_remove_problem): Make local "problem" be const.
7640 * df-problems.c (problem_RD): Make const.
7641 (problem_LR): Likewise.
7642 (problem_LIVE): Likewise.
7643 (problem_MIR): Likewise.
7644 (problem_CHAIN): Likewise.
7645 (problem_WORD_LR): Likewise.
7646 (problem_NOTE): Likewise.
7647 (problem_MD): Likewise.
7648 * df-scan.c (problem_SCAN): Likewise.
7649 * df.h (struct df_problem): Make field "dependent_problem" be
7651 (struct dataflow): Likewise for field "problem".
7652 (df_add_problem): Make param const.
7654 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7656 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
7657 inter-unit moves to/from vector registers are enabled. Do not disable
7660 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7662 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
7663 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
7665 (enum df_problem_id): ...this new enum.
7666 (struct df_problem): Convert field "id" from "int" to
7669 2016-04-27 David Malcolm <dmalcolm@redhat.com>
7671 * rtl.def: Update comment for "things in the instruction chain" to
7672 reflect the removal of the leading "i" field for INSN_UID in
7673 r210360. Fix bogus apostrophe.
7675 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
7677 * config/i386/i386.md
7678 (lea arith with mem operand + setcc peephole2): Set operator mode.
7680 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
7683 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
7684 (dimode_scalar_to_vector_candidate_p): This.
7685 (timode_scalar_to_vector_candidate_p): New function.
7686 (scalar_to_vector_candidate_p): Likewise.
7687 (timode_check_non_convertible_regs): Likewise.
7688 (timode_remove_non_convertible_regs): Likewise.
7689 (remove_non_convertible_regs): Likewise.
7690 (remove_non_convertible_regs): Renamed to ...
7691 (dimode_remove_non_convertible_regs): This.
7692 (scalar_chain::~scalar_chain): Make it virtual.
7693 (scalar_chain::compute_convert_gain): Make it pure virtual.
7694 (scalar_chain::mark_dual_mode_def): Likewise.
7695 (scalar_chain::convert_insn): Likewise.
7696 (scalar_chain::convert_registers): Likewise.
7697 (scalar_chain::add_to_queue): Make it protected.
7698 (scalar_chain::emit_conversion_insns): Likewise.
7699 (scalar_chain::replace_with_subreg): Likewise.
7700 (scalar_chain::replace_with_subreg_in_insn): Likewise.
7701 (scalar_chain::convert_op): Likewise.
7702 (scalar_chain::convert_reg): Likewise.
7703 (scalar_chain::make_vector_copies): Likewise.
7704 (scalar_chain::convert_registers): New pure virtual function.
7705 (class dimode_scalar_chain): New class.
7706 (class timode_scalar_chain): Likewise.
7707 (scalar_chain::mark_dual_mode_def): Renamed to ...
7708 (dimode_scalar_chain::mark_dual_mode_def): This.
7709 (timode_scalar_chain::mark_dual_mode_def): New function.
7710 (timode_scalar_chain::convert_insn): Likewise.
7711 (dimode_scalar_chain::convert_registers): Likewise.
7712 (scalar_chain::compute_convert_gain): Renamed to ...
7713 (dimode_scalar_chain::compute_convert_gain): This.
7714 (scalar_chain::replace_with_subreg): Renamed to ...
7715 (dimode_scalar_chain::replace_with_subreg): This.
7716 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
7717 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
7718 (scalar_chain::make_vector_copies): Renamed to ...
7719 (dimode_scalar_chain::make_vector_copies): This.
7720 (scalar_chain::convert_reg): Renamed to ...
7721 (dimode_scalar_chain::convert_reg ): This.
7722 (scalar_chain::convert_op): Renamed to ...
7723 (dimode_scalar_chain::convert_op): This.
7724 (scalar_chain::convert_insn): Renamed to ...
7725 (dimode_scalar_chain::convert_insn): This.
7726 (scalar_chain::convert): Call convert_registers.
7727 (convert_scalars_to_vector): Change to scalar_chain pointer to
7728 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
7729 in 32-bit mode. Delete scalar_chain pointer. Call
7730 free_dominance_info in 64-bit mode.
7731 (pass_stv::gate): Remove TARGET_64BIT check.
7732 (ix86_option_override): Put the 64-bit STV pass before the CSE
7735 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
7737 * dwarf2out.h (struct dw_loc_descr_node): Remove the
7738 dw_loc_frame_offset field.
7739 * dwarf2out.c (new_loc_descr): Likewise.
7740 (resolve_args_picking_1): Turn the VISITED hash set into a
7741 FRAME_OFFSET hash map. Use it to associate a frame offset to
7742 visited nodes. Remove uses of the CHECKING_P macro.
7743 (resolve_args_picking): Update call to resolve_args_picking_1.
7745 2016-04-27 Martin Liska <mliska@suse.cz>
7747 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
7748 (free_loop_data): Release vuses of groups.
7750 2016-04-27 Bin Cheng <bin.cheng@arm.com>
7752 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
7753 instead of redundant use_id and boolean have_use_for.
7754 (struct iv_use): Change sub_id into group_id. Remove field next.
7755 Move fields: related_cands, n_map_members, cost_map and selected
7757 (struct iv_group): ... here. New structure.
7758 (struct iv_common_cand): Use structure declaration directly.
7759 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
7760 (MAX_CONSIDERED_USES): Rename macro to ...
7761 (MAX_CONSIDERED_GROUPS): ... here.
7762 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
7763 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
7764 (dump_uses): Rename to ...
7765 (dump_groups): ... here. Update all uses.
7766 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
7767 (find_induction_variables): Refactor format of dump information.
7768 (record_sub_use): Delete.
7769 (record_use): Update all uses.
7770 (record_group): New function.
7771 (record_group_use, find_interesting_uses_op): Call above functions.
7773 (find_interesting_uses_cond): Ditto.
7774 (group_compare_offset): New function.
7775 (split_all_small_groups): Rename to ...
7776 (split_small_address_groups_p): ... here. Update all uses.
7777 (split_address_groups): Update all uses.
7778 (find_interesting_uses): Refactor format of dump information.
7779 (add_candidate_1): Update all uses. Remove redundant check on iv,
7781 (add_candidate, record_common_cand): Remove redundant assert.
7782 (add_iv_candidate_for_biv): Update use.
7783 (add_iv_candidate_derived_from_uses): Update all uses.
7784 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
7785 (alloc_use_cost_map): Ditto.
7786 (set_use_iv_cost, get_use_iv_cost): Rename to ...
7787 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
7788 (determine_use_iv_cost_generic): Ditto.
7789 (determine_group_iv_cost_generic): Ditto.
7790 (determine_use_iv_cost_address): Ditto.
7791 (determine_group_iv_cost_address): Ditto.
7792 (determine_use_iv_cost_condition): Ditto.
7793 (determine_group_iv_cost_cond): Ditto.
7794 (determine_use_iv_cost): Ditto.
7795 (determine_group_iv_cost): Ditto.
7796 (set_autoinc_for_original_candidates): Update all uses.
7797 (find_iv_candidates): Update all uses. Refactor dump information.
7798 (determine_use_iv_costs): Ditto.
7799 (determine_iv_costs): Ditto.
7800 (iv_ca_cand_for_use): Rename to ...
7801 (iv_ca_cand_for_group): ... here. Update all uses.
7802 (iv_ca_add_use, iv_ca_add_group): Ditto.
7803 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
7804 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
7805 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
7806 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
7807 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
7808 (create_new_iv, adjust_iv_update_pos): Ditto.
7809 (rewrite_use_address): Delete.
7810 (rewrite_use_address_1): Rename to ...
7811 (rewrite_use_address): ... here.
7812 (rewrite_use_compare): Update all uses.
7813 (rewrite_use): Delete.
7814 (rewrite_uses): Rename to ...
7815 (rewrite_groups): ... here. Update all uses.
7816 (remove_unused_ivs, free_loop_data): Update all uses.
7817 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
7819 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7821 * rtlanal.c (nonzero_bits1): Convert preprocessor check
7822 for WORD_REGISTER_OPERATIONS to runtime check.
7824 2016-04-27 Richard Biener <rguenther@suse.de>
7827 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
7828 aggregate_value_p to determine if a function result is
7829 returned by reference.
7830 (ipa_pta_execute): Functions having their address taken are
7831 not automatically nonlocal.
7833 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7836 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
7837 * fold-const.c (operand_equal_p): If flag_checking and
7838 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
7839 and if it returns non-zero, assert iterative_hash_expr on both
7842 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7844 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
7846 2016-04-27 Nick Clifton <nickc@redhat.com>
7849 * varasm.c (merge_weak): Generate an error if an attempt is made
7850 to convert a non-weak static function into a weak, public function.
7852 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7854 * params.def (MAX_PARTITION_SIZE): New param.
7855 * doc/invoke.texi: Document lto-max-partition.
7857 2016-04-27 Richard Biener <rguenther@suse.de>
7860 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
7861 function cummulating used_from_other_partition, externally_visible
7862 and force_output from aliases.
7863 (refered_from_nonlocal_var): Likewise.
7864 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
7865 node flags properly.
7867 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
7869 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
7870 (-Wmemset-elt-size): New item.
7872 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
7875 * stor-layout.h (internal_reference_types): Delete.
7876 * stor-layout.c (reference_types_internal): Likewise.
7877 (internal_reference_types): Likewise.
7878 (layout_type) <REFERENCE_TYPE>: Adjust.
7880 2016-04-27 Jakub Jelinek <jakub@redhat.com>
7883 * tree.h (inchash::add_expr): Add FLAGS argument.
7884 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
7885 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
7886 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
7887 Formatting fix. Adjust recursive calls. For tcc_comparison,
7888 if swap_tree_comparison (code) is smaller than code, hash that
7889 and arguments in the other order. Hash CONVERT_EXPR the same
7890 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
7891 of ADDR_EXPR of decl as the decl itself. Add or remove
7892 OEP_ADDRESS_OF from recursive flags as needed. For
7893 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
7894 operands commutatively and only the third one normally.
7895 For internal CALL_EXPR hash in CALL_EXPR_IFN.
7897 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
7899 * config/rtems.h (LIB_SPEC): Add -latomic.
7901 2016-04-27 Joel Sherrill <joel@rtems.org>
7903 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
7904 xilink.ld and flags not relevant to RTEMS.
7906 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
7908 * toplev.c (backend_init_target): Avoid calling init_reload when using
7911 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7913 * reorg.c (try_merge_delay_insns): Declare i and j inside the
7914 for loops rather than one for the whole function.
7916 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7918 * match.pd (X + CST CMP X): New transformation.
7920 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
7922 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
7923 * fold-const.c (fold_binary_loc): Remove 2 transformations
7924 superseded by match.pd.
7925 * match.pd (x+x -> x*2): Generalize to integers.
7927 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
7929 * config/i386/i386.md (operation on memory peephole): Duplicate an
7930 existing peephole and adapt it to match lea rather than an operation
7933 PR rtl-optimization/57193
7934 * opts.c (default_options_table): Add OPT_frename_registers at -O2
7936 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
7938 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7940 * tree-if-conv.c (any_pred_load_store): New static variable.
7941 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
7942 any_pred_load_store instead of and_mask_load_store.
7943 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
7944 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
7945 (combine_blocks, tree_if_conversion): Ditto.
7947 2016-04-26 Bin Cheng <bin.cheng@arm.com>
7949 PR tree-optimization/70771
7950 PR tree-optimization/70775
7951 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
7952 virtual PHI nodes. Delete parameter.
7953 (if_convertible_loop_p_1): Delete argument to above function.
7954 (predicate_all_scalar_phis): Delete code handling single-argument
7956 (tree_if_conversion): Mark and update virtual SSA.
7958 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7961 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
7962 (x86_elf_aligned_common): Rename to ...
7963 (x86_elf_aligned_decl_common): ... this.
7964 Add decl arg. Switch to .lbss for largecomm object. Use
7965 LARGECOMM_SECTION_ASM_OP.
7966 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
7968 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
7969 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
7971 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7972 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
7974 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7977 * config/i386/i386.c (SECTION_LARGE): Define.
7978 (x86_64_elf_select_section): Set it for large data/bss sections.
7979 Only clear SECTION_WRITE for .lrodata.
7980 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
7982 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
7983 * varasm.c (default_elf_asm_named_section): Grow flagchars.
7984 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
7986 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
7987 * doc/tm.texi: Regenerate.
7989 2016-04-26 Jakub Jelinek <jakub@redhat.com>
7992 * configure.ac (--enable-checking): Document extra flag, for
7993 non-release builds default to --enable-checking=yes,extra.
7994 If misc checking and extra checking, define CHECKING_P to 2 instead
7996 * common.opt (fchecking=): Add.
7997 * doc/invoke.texi (-fchecking=): Document.
7998 * doc/install.texi: Document --enable-checking changes.
7999 * configure: Regenerated.
8000 * config.in: Regenerated.
8002 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8004 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
8005 attribute instead of which_alternative.
8006 * config/i386/sse.md (*mov<mode>_internal): Ditto.
8007 Use EXT_REX_SSE_REG_P where appropriate.
8009 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8011 * config/i386/predicates.md (const0_operand): Do not match
8012 const_wide_int code.
8013 (const1_operand): Ditto.
8015 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8017 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
8018 for SSE constm1 operands and TARGET_AVX512VL.
8019 (*movti_internal): Ditto.
8020 (*mov<mode>_or): Use constm1_operand predicate.
8021 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
8022 for SSE vector_all_ones operands and TARGET_AVX512VL.
8023 * config/i386/predicates.md (constm1_operand): New predicate.
8024 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
8025 emission of constant -1 load.
8027 2016-04-25 Jason Merrill <jason@redhat.com>
8029 * gdbinit.in: Skip is-a.h.
8031 * attribs.c (register_scoped_attributes): Fix logic.
8032 * attribs.h: Declare register_scoped_attributes.
8034 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8036 * config/rs6000/rs6000-builtin.def: Correct pasto error for
8037 stxvd2x and stxvw4x built-in functions.
8039 2016-04-25 DJ Delorie <dj@redhat.com>
8041 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
8042 (ashrhi3): Likewise.
8043 (lshrhi3): Likewise.
8045 2016-04-25 Richard Biener <rguenther@suse.de>
8047 PR tree-optimization/70780
8048 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
8050 (compute_antic): Mark blocks with abnormal preds as visited as
8051 they have a final empty antic-in solution already.
8053 2016-04-25 Michael Collison <michael.collison@linaro.org>
8055 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
8057 2016-04-25 Michael Collison <michael.collison@linaro.org>
8059 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
8060 mode is VQI to improve mixed mode vectorization.
8061 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
8062 define_insn to match low half of signed vaddw.
8063 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
8064 define_insn to match high half of signed vaddw.
8065 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
8066 define_insn to match low half of unsigned vaddw.
8067 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
8068 define_insn to match high half of unsigned vaddw.
8069 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
8070 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8071 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
8073 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8074 * config/arm/predicates.md (vect_par_constant_high): Support
8075 big endian and simplify by calling
8076 arm_simd_check_vect_par_cnst_half
8077 (vect_par_constant_low): Likewise.
8079 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8081 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
8082 predicate for operand 2.
8084 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
8085 H.J. Lu <hongjiu.lu@intel.com>
8087 * config/i386/i386-protos.h (standard_sse_constant_p): Add
8088 machine_mode argument.
8089 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
8090 constm1_rtx operands. For VOIDmode constants, get mode from
8091 pred_mode. Check mode size if the mode is supported by ABI.
8092 (standard_sse_constant_opcode): Do not use standard_constant_p.
8093 Strictly check ABI support for all-ones operands.
8094 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
8095 immediates. Update calls to standard_sse_constant_p.
8096 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
8097 (ix86_rtx_costs): Ditto.
8098 * config/i386/i386.md (*movxi_internal_avx512f): Use
8099 nonimmediate_or_sse_const_operand instead of vector_move_operand.
8100 Use (v,BC) alternative instead of (v,C). Use register_operand
8101 checks instead of MEM_P.
8102 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
8103 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
8104 isa attribute. Use register_operand checks instead of MEM_P.
8105 (*movti_internal): Use nonimmediate_or_sse_const_operand for
8106 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
8107 alternative and corresponding sse2 isa attribute.
8108 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
8109 to standard_sse_constant_p.
8110 (FP constant splitters): Ditto.
8111 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
8113 * config/i386/predicates.md (constm1_operand): Remove.
8114 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
8115 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
8116 vector_all_ones_operand instead of constm1_operand.
8118 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8120 * print-rtl.c (print_rtx_insn_vec): New function.
8121 * print-rtl.h: New prototype.
8122 * store-motion.c (struct st_expr): Make avail_stores a vector.
8123 (st_expr_entry): Adjust.
8124 (free_st_expr_entry): Likewise.
8125 (print_store_motion_mems): Likewise.
8126 (find_moveable_store): Likewise.
8127 (compute_store_table): Likewise.
8128 (delete_store): Likewise.
8129 (build_store_vectors): Likewise.
8131 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8133 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
8135 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8137 * vec.h (vec_safe_contains): New function.
8138 (vec::contains): Likewise.
8139 (vec::begin): Likewise.
8140 (vec::end): Likewise.
8142 2016-04-23 Jakub Jelinek <jakub@redhat.com>
8145 * cfgexpand.c (expand_stack_vars): Fix typo.
8147 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8149 * system.h (list, map, set, vector): Include conditionally.
8150 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
8151 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
8152 * ipa-icf.c (INCLUDE_LIST): Define.
8153 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
8154 * config/sh/sh.c (INCLUDE_VECTOR): Define.
8155 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
8156 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
8157 * cp/logic.cc (INCLUDE_LIST): Define.
8158 * fortran/trans-common.c (INCLUDE_MAP): Define.
8160 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8162 * auto-profile.c: Remove <string.h> include.
8163 * ipa-icf-gimple.c: Remove <list> include.
8164 * diagnostic.c: Remove <new> include.
8165 * genmatch.c: Likewise.
8166 * pretty-print.c: Likewise.
8167 * toplev.c: Likewise
8168 * c/c-objc-common.c: Likewise.
8169 * cp/error.c: Likewise.
8170 * fortran/error.c: Likewise.
8172 2016-04-22 Richard Biener <rguenther@suse.de>
8174 * lto-streamer-in.c (input_ssa_names): Do not allocate
8175 GIMPLE_NOP for all SSA names.
8176 * lto-streamer-out.c (output_ssa_names): Do not output
8177 SSA names that should have been released.
8179 2016-04-22 Richard Biener <rguenther@suse.de>
8181 PR tree-optimization/70740
8182 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
8185 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
8188 * config/i386/predicates.md (call_insn_operand): Replace
8189 sibcall_memory_operand with memory_operand.
8191 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
8193 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
8194 has_single_use() tests.
8195 (register_edge_assert_for_1): Likewise.
8196 (find_assert_locations_1): Check the liveness bitmap instead of
8197 checking has_single_use().
8199 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
8202 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
8203 Extract AVX-512BW constraint from AVX.
8205 2016-04-21 Richard Biener <rguenther@suse.de>
8207 PR tree-optimization/70725
8208 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
8209 for phi_convertible_by_degenerating_args.
8210 (predicate_all_scalar_phis): Handle single-argument PHIs.
8212 2016-04-21 Richard Biener <rguenther@suse.de>
8215 * fold-const.c (fold_comparison): Return properly typed
8218 2016-04-21 Bin Cheng <bin.cheng@arm.com>
8220 PR tree-optimization/70715
8221 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8222 after expanding BASE using expand_simple_operations.
8224 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8226 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
8227 New transformations.
8229 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8231 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
8233 2016-04-20 Jan Hubicka <jh@suse.cz>
8235 * ipa-inline.c (can_inline_edge_p): Pass caller info to
8236 ultiimate_alias_target.
8237 (update_callee_keys): Likewise.
8238 (lookup_recursive_calls): Likewise.
8239 (speculation_useful_p): Likewise.
8241 2016-04-20 Jan Hubicka <jh@suse.cz>
8244 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
8245 (set_nothrow_flag_1): ... this; handle interposition correctly;
8246 recurse on aliases and thunks.
8247 (cgraph_node::set_nothrow_flag): New.
8248 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
8249 functions compiled with non-call exceptions that binds to current
8251 (propagate_nothrow): Be safe WRT interposition.
8252 * cgraph.h (set_nothrow_flag): Update prototype.
8254 2016-04-18 Jan Hubicka <jh@suse.cz>
8256 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8257 max_loop_iterations_int.
8258 (tree_unswitch_outer_loop): Likewise.
8260 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8262 PR tree-optimization/69489
8263 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
8264 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
8265 Revise dump message.
8266 (if_convertible_bb_p): Remove check on edge count of basic block's
8269 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8271 PR tree-optimization/56625
8272 PR tree-optimization/69489
8273 * tree-data-ref.h (DR_INNERMOST): New macro.
8274 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
8275 hashing struct innermost_loop_behavior.
8276 (ref_DR_map): Remove.
8277 (innermost_DR_map): New map.
8278 (baseref_DR_map): Revise comment.
8279 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
8280 to innermost_DR_map accroding to its innermost loop behavior.
8281 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
8282 to its innermost loop behavior.
8283 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
8284 Add initialization for innermost_DR_map. Record memory reference
8285 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
8286 have innermost loop behavior.
8287 (if_convertible_loop_p): Remove release for ref_DR_map. Release
8290 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
8292 * config/i386/i386.md (*lea<mode>_general_1): Rename from
8293 *lea_general_1. Use explicit SWI12 mode interator.
8294 (*lea<mode>_general_2): Rename from *lea_general_2.
8295 Use explicit SWI12 mode interator.
8296 (*lea<mode>_general_3): Rename from *lea_general_3.
8297 Use explicit SWI12 mode interator.
8298 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
8299 Use explicit SWI12 mode interator.
8300 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
8301 Use explicit SWI48 mode interator.
8303 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8305 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8306 Short-cut unaligned load and store cases. Handle all integer
8308 (ix86_expand_vector_move_misalign): Short-cut unaligned load
8309 and store cases. Call ix86_avx256_split_vector_move_misalign
8310 directly without checking mode class.
8312 2016-04-20 Andrew Pinski <apinski@cavium.com>
8313 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8316 * config/aarch64/aarch64.md (sibcall): Force call
8317 address to be DImode for ILP32.
8318 (sibcall_value): Likewise.
8320 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8322 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
8324 2016-04-20 Richard Biener <rguenther@suse.de>
8326 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8327 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8328 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8329 (maybe_push_res_to_seq): Adjust.
8330 * gimple-fold.c (maybe_build_generic_op): Likewise.
8332 2016-04-20 Marek Polacek <polacek@redhat.com>
8334 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8337 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8339 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8340 use kmovw to support AVX512F target.
8342 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8344 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8346 2016-04-20 Marek Polacek <polacek@redhat.com>
8348 PR tree-optimization/70725
8349 * tree-if-conv.c (is_false_predicate): New function.
8350 (predicate_mem_writes): Use it.
8352 2016-04-20 Richard Biener <rguenther@suse.de>
8354 PR tree-optimization/70726
8355 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8356 shift amounts from a pattern stmt operand.
8358 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8361 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8362 stack_restore_from_fpr pattern when restoring r15.
8363 (s390_optimize_prologue): Strip away the memory barrier in the
8364 parallel when trying to get rid of restore insns.
8365 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8366 definition for loading the stack pointer from an FPR. Compared to
8367 the normal move insn this pattern includes a full memory barrier.
8369 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8372 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8373 implicitly linear or lastprivate iterator on the outer context.
8375 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8377 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8379 * config/i386/i386.md (ssememalign): Removed.
8380 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8382 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8385 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8386 const short * to __builtin_ia32_loaddquhi512_mask.
8387 (_mm512_maskz_loadu_epi16): Likewise.
8388 (_mm512_mask_storeu_epi16): Pass short * to
8389 __builtin_ia32_storedquhi512_mask.
8390 (_mm512_mask_loadu_epi8): Pass const char * to
8391 __builtin_ia32_loaddquqi512_mask.
8392 (_mm512_maskz_loadu_epi8): Likewise.
8393 (_mm512_mask_storeu_epi8): Pass char * to
8394 __builtin_ia32_storedquqi512_mask.
8395 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8396 const double * to __builtin_ia32_loadupd512_mask.
8397 (_mm512_mask_loadu_pd): Likewise.
8398 (_mm512_maskz_loadu_pd): Likewise.
8399 (_mm512_storeu_pd): Pass double * to
8400 __builtin_ia32_storeupd512_mask.
8401 (_mm512_mask_storeu_pd): Likewise.
8402 (_mm512_loadu_ps): Pass const float * to
8403 __builtin_ia32_loadups512_mask.
8404 (_mm512_mask_loadu_ps): Likewise.
8405 (_mm512_maskz_loadu_ps): Likewise.
8406 (_mm512_storeu_ps): Pass float * to
8407 __builtin_ia32_storeups512_mask.
8408 (_mm512_mask_storeu_ps): Likewise.
8409 (_mm512_mask_loadu_epi64): Pass const long long * to
8410 __builtin_ia32_loaddqudi512_mask.
8411 (_mm512_maskz_loadu_epi64): Likewise.
8412 (_mm512_mask_storeu_epi64): Pass long long *
8413 to __builtin_ia32_storedqudi512_mask.
8414 (_mm512_loadu_si512): Pass const int * to
8415 __builtin_ia32_loaddqusi512_mask.
8416 (_mm512_mask_loadu_epi32): Likewise.
8417 (_mm512_maskz_loadu_epi32): Likewise.
8418 (_mm512_storeu_si512): Pass int * to
8419 __builtin_ia32_storedqusi512_mask.
8420 (_mm512_mask_storeu_epi32): Likewise.
8421 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8422 char * to __builtin_ia32_storedquqi256_mask.
8423 (_mm_mask_storeu_epi8): Likewise.
8424 (_mm256_mask_loadu_epi16): Pass const short * to
8425 __builtin_ia32_loaddquhi256_mask.
8426 (_mm256_maskz_loadu_epi16): Likewise.
8427 (_mm_mask_loadu_epi16): Pass const short * to
8428 __builtin_ia32_loaddquhi128_mask.
8429 (_mm_maskz_loadu_epi16): Likewise.
8430 (_mm256_mask_loadu_epi8): Pass const char * to
8431 __builtin_ia32_loaddquqi256_mask.
8432 (_mm256_maskz_loadu_epi8): Likewise.
8433 (_mm_mask_loadu_epi8): Pass const char * to
8434 __builtin_ia32_loaddquqi128_mask.
8435 (_mm_maskz_loadu_epi8): Likewise.
8436 (_mm256_mask_storeu_epi16): Pass short * to.
8437 __builtin_ia32_storedquhi256_mask.
8438 (_mm_mask_storeu_epi16): Pass short * to.
8439 __builtin_ia32_storedquhi128_mask.
8440 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8441 const double * to __builtin_ia32_loadupd256_mask.
8442 (_mm256_maskz_loadu_pd): Likewise.
8443 (_mm_mask_loadu_pd): Pass onst double * to
8444 __builtin_ia32_loadupd128_mask.
8445 (_mm_maskz_loadu_pd): Likewise.
8446 (_mm256_mask_storeu_pd): Pass double * to
8447 __builtin_ia32_storeupd256_mask.
8448 (_mm_mask_storeu_pd): Pass double * to
8449 __builtin_ia32_storeupd128_mask.
8450 (_mm256_mask_loadu_ps): Pass const float * to
8451 __builtin_ia32_loadups256_mask.
8452 (_mm256_maskz_loadu_ps): Likewise.
8453 (_mm_mask_loadu_ps): Pass const float * to
8454 __builtin_ia32_loadups128_mask.
8455 (_mm_maskz_loadu_ps): Likewise.
8456 (_mm256_mask_storeu_ps): Pass float * to
8457 __builtin_ia32_storeups256_mask.
8458 (_mm_mask_storeu_ps): ass float * to
8459 __builtin_ia32_storeups128_mask.
8460 (_mm256_mask_loadu_epi64): Pass const long long * to
8461 __builtin_ia32_loaddqudi256_mask.
8462 (_mm256_maskz_loadu_epi64): Likewise.
8463 (_mm_mask_loadu_epi64): Pass const long long * to
8464 __builtin_ia32_loaddqudi128_mask.
8465 (_mm_maskz_loadu_epi64): Likewise.
8466 (_mm256_mask_storeu_epi64): Pass long long * to
8467 __builtin_ia32_storedqudi256_mask.
8468 (_mm_mask_storeu_epi64): Pass long long * to
8469 __builtin_ia32_storedqudi128_mask.
8470 (_mm256_mask_loadu_epi32): Pass const int * to
8471 __builtin_ia32_loaddqusi256_mask.
8472 (_mm256_maskz_loadu_epi32): Likewise.
8473 (_mm_mask_loadu_epi32): Pass const int * to
8474 __builtin_ia32_loaddqusi128_mask.
8475 (_mm_maskz_loadu_epi32): Likewise.
8476 (_mm256_mask_storeu_epi32): Pass int * to
8477 __builtin_ia32_storedqusi256_mask.
8478 (_mm_mask_storeu_epi32): Pass int * to
8479 __builtin_ia32_storedqusi128_mask.
8480 * config/i386/i386-builtin-types.def (PCSHORT): New.
8482 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8483 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8484 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8485 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8486 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8487 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8488 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8489 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8490 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8491 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8492 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8493 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8494 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8495 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8496 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8497 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8498 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8499 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8500 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8501 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8502 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8503 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8504 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8505 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8506 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8507 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8508 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8509 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8510 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8511 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8512 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8513 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8514 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8515 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8516 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8517 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8518 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8519 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8520 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8521 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8522 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8523 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8524 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8525 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8526 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8527 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8528 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8529 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8530 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8532 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8533 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8535 (ix86_expand_vector_move_misalign): Likewise.
8536 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8537 to scalar function prototype for unaligned load/store builtins.
8538 (ix86_expand_special_args_builtin): Updated.
8539 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8540 (UNSPEC_STOREU): Likewise.
8541 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8542 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8543 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8544 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8545 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8546 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8547 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8548 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8549 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8550 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8551 (<avx512>_storedqu<mode>_mask): Likewise.
8552 (*sse4_2_pcmpestr_unaligned): Likewise.
8553 (*sse4_2_pcmpistr_unaligned): Likewise.
8554 (*mov<mode>_internal): Renamed to ...
8555 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8556 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8557 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8558 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8560 2016-04-19 Richard Biener <rguenther@suse.de>
8562 PR tree-optimization/70171
8563 * tree-ssa-phiprop.c: Include stor-layout.h.
8564 (phiprop_insert_phi): Handle the aggregate copy case.
8565 (propagate_with_phi): Likewise.
8567 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8569 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8570 instead of simplify_gen_subreg (... , 0).
8571 (ix86_delegitimize_address): Ditto.
8572 (ix86_split_divmod): Ditto.
8573 (ix86_split_copysign_const): Ditto.
8574 (ix86_split_copysign_var): Ditto.
8575 (ix86_expand_args_builtin): Ditto.
8576 (ix86_expand_round_builtin): Ditto.
8577 (ix86_expand_special_args_builtin): Ditto.
8578 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8579 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8580 (udivmodqi4): Ditto.
8581 (absneg splitters): Ditto.
8582 (*jcc_bt<mode>_1): Ditto.
8584 2016-04-19 Richard Biener <rguenther@suse.de>
8586 PR tree-optimization/70724
8587 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8588 restoring out from ...
8589 (free_scc_vn): ... here.
8590 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
8591 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
8593 (pass_fre::execute): Restore SSA info.
8595 2016-04-19 Richard Biener <rguenther@suse.de>
8597 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
8598 * gimple-walk.c (walk_gimple_op): Initialize it.
8599 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
8600 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
8601 remapping SSA names of defs.
8602 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
8605 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
8608 * lra-constraints.c (equiv_substition_p): New.
8609 (process_alt_operands): Use it.
8610 (swap_operands): Swap it.
8611 (curr_insn_transform): Update it.
8613 2016-04-18 Michael Matz <matz@suse.de>
8615 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
8616 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
8617 * tree-core.h (tree_type_common.align): Use bit-field.
8618 (tree_type_common.spare): New.
8619 (tree_decl_common.off_align): Make smaller.
8620 (tree_decl_common.align): Use bit-field.
8622 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
8623 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
8624 (scan_sharing_clauses): Ditto.
8625 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8626 (omp_finish_file): Ditto.
8627 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
8628 (layout_decl): Ditto.
8629 (relayout_decl): Ditto.
8630 (finalize_record_size): Use SET_TYPE_ALIGN.
8631 (finalize_type_size): Ditto.
8632 (finish_builtin_struct): Ditto.
8633 (layout_type): Ditto.
8634 (initialize_sizetypes): Ditto.
8635 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
8636 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
8637 (lookup_field_for_decl): Use SET_DECL_ALIGN.
8638 (get_chain_field): Ditto.
8639 (get_trampoline_type): Ditto.
8640 (get_nl_goto_field): Ditto.
8641 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
8643 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
8644 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
8645 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
8646 (build_qualified_type): Use SET_TYPE_ALIGN.
8647 (build_aligned_type, build_range_type_1): Ditto.
8648 (build_atomic_base): Ditto.
8649 (build_common_tree_nodes): Ditto.
8650 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
8651 (expand_one_stack_var_at): Ditto.
8652 * coverage.c (build_var): Use SET_DECL_ALIGN.
8653 * except.c (init_eh): Ditto.
8654 * function.c (assign_parm_setup_block): Ditto.
8655 * symtab.c (increase_alignment_1): Ditto.
8656 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
8657 * tree-vect-stmts.c (ensure_base_align): Ditto.
8658 * varasm.c (align_variable): Ditto.
8659 (assemble_variable): Ditto.
8660 (build_constant_desc): Ditto.
8661 (output_constant_def_contents): Ditto.
8663 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
8664 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
8665 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
8666 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
8667 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
8669 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
8672 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
8673 replace %vmovsd with "%vmovq".
8674 (vec_concatv2df): Likewise.
8676 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
8678 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
8679 (*vec_extractv2si_0): Ditto.
8680 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
8681 (zero_extended_scalar_load_operand splitters): Ditto.
8682 (vec_extract splitters): Ditto.
8683 (*vec_extractv4si_0_zext): Ditto.
8684 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
8686 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
8687 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
8688 (*sse4_1_extractps): Use lowpart_subreg.
8689 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
8691 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8693 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
8695 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
8696 Mention Solaris 11 packaging changes.
8697 Update gas and gld requirements.
8698 Remove reference to pre-Solaris 10 bug.
8699 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
8701 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
8704 2016-04-17 Jan Hubicka <jh@suse.cz>
8706 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
8707 max_loop_iterations_int.
8709 2016-04-18 Richard Biener <rguenther@suse.de>
8711 PR tree-optimization/43434
8712 * tree-ssa-structalias.c (struct vls_data): New.
8713 (visit_loadstore): Handle all pointer-based accesses.
8714 (compute_dependence_clique): Compute a bitmap of restrict tags
8715 assigned bases and pass it to visit_loadstore.
8717 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
8720 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
8721 armv8.1-a and armv8.1-a+crc.
8723 2016-04-18 Richard Biener <rguenther@suse.de>
8725 PR tree-optimization/70701
8726 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
8727 references after translating through a memcpy.
8729 2016-04-18 Richard Biener <rguenther@suse.de>
8731 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
8732 (compute_antic): ... here. For partial antic use regular
8733 postorder and scrap iteration.
8734 (compute_partial_antic_aux): Remove unused return value.
8735 (init_pre): Do not allocate postorder.
8736 (fini_pre): Do not free postorder.
8738 2016-04-18 Richard Biener <rguenther@suse.de>
8741 * expmed.c (extract_bit_field_1): Remove broken case
8742 using a wider MODE_INT mode.
8744 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
8746 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
8747 unless compiling with at least GCC-4.8.
8749 2016-04-17 Jan Hubicka <jh@suse.cz>
8752 * graphite.c (graphite_finalize): Update call to
8753 tree_estimate_probability.
8754 * predict.h (tree_estimate_probability): Update prototype.
8756 2016-04-17 Jan Hubicka <jh@suse.cz>
8758 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
8759 (tree_estimate_probability): Likewise.
8760 (pass_profile::execute): Update.
8761 (report_predictor_hitrates): New function.
8762 * profile.c (compute_branch_probabilities): Use it.
8763 * predict.h (report_predictor_hitrates): Declare.
8765 2016-04-17 Jan Hubicka <jh@suse.cz>
8768 * cgraph.h (cgraph_node::set_const_flag,
8769 cgraph_node::set_pure_flag): Update prototype to return bool;
8771 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
8772 of interposable symbol are interposable, too.
8773 (cgraph_set_const_flag_1): Rename to ...
8774 (set_const_flag_1): ... this one; change to self recursive function
8775 instead of call_for_symbol_thunks_and_aliases. Handle correctly
8776 clearnig the flag in all variants and also virtual thunks of const
8777 functions are pure; track if any change was done.
8778 (cgraph_node::set_const_flag): Update.
8779 (struct set_pure_flag_info): New struct.
8780 (cgraph_set_pure_flag_1): Rename to ...
8781 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
8782 rather than pointer encoded flags; track if any changes was done;
8783 handle correctly clearning flag and setting flag of aliases already
8785 (cgraph_node::set_pure_flag): Update.
8786 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
8788 2016-04-17 Tom de Vries <tom@codesourcery.com>
8791 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
8794 2016-04-17 Tom de Vries <tom@codesourcery.com>
8796 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
8797 '{}<> ' as escape-for-record.
8799 2016-04-17 Tom de Vries <tom@codesourcery.com>
8801 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
8804 2016-04-17 Tom de Vries <tom@codesourcery.com>
8807 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
8808 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
8809 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
8810 * passes.c (finish_optimization_passes): Only call
8811 finish_graph_dump_file if dfi->graph_dump_initialized.
8812 (execute_function_dump, pass_init_dump_file): Use
8813 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
8815 2016-04-17 Tom de Vries <tom@codesourcery.com>
8817 PR tree-optimization/70256
8818 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
8819 (debug_varmap): New function.
8821 2016-04-17 Tom de Vries <tom@codesourcery.com>
8824 * passes.c (pass_manager::register_pass): Propagate pflags.
8826 2016-04-17 Tom de Vries <tom@codesourcery.com>
8829 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
8830 * passes.c (pass_manager::pass_manager): Declare and init p_start in
8831 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
8832 check if it's equal to p_start.
8833 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
8835 2016-04-15 Jan Hubicka <jh@suse.cz>
8838 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
8839 function does not bind to current def.
8840 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
8841 handle conservatively calls to functions that does not need to bind
8843 (check_call): Update call of worse_state.
8844 (ignore_edge_for_nothrow): Update.
8845 (ignore_edge_for_pure_const): Likewise.
8846 (propagate_pure_const): Update calls to worse_state.
8847 (skip_function_for_local_pure_const): Reformat comments.
8849 2016-04-15 Jan Hubicka <jh@suse.cz>
8852 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
8853 (cgraph_node::function_symbol): Likewise.
8854 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8855 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
8856 (symtab_node::ultimate_alias_target): Add REF parameter.
8857 (symtab_node::binds_to_current_def_p): Declare.
8858 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
8859 (cgraph_node::function_symbol): Likewise.
8860 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
8861 (cgraph_node::get_availability): Likewise.
8862 (cgraph_edge::binds_to_current_def_p): New inline function.
8863 (varpool_node::get_availability): Add REF parameter.
8864 (varpool_node::ultimate_alias_target): Likewise.
8865 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
8866 (symtab_node::binds_to_current_def_p): Likewise.
8867 * varpool.c (varpool_node::get_availability): Likewise.
8869 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8872 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
8873 Fix mode size check.
8875 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8877 * BASE-VER: Set to 7.0.0.
8879 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
8881 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
8883 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8885 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
8886 architecture revisions.
8888 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
8890 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
8891 * config/i386/i386.c (ix86_using_red_zone): No longer static.
8892 * config/i386/i386.md (stack decrement to push peepholes): Guard
8893 with !x86_using_red_zone ().
8895 2016-04-15 Jakub Jelinek <jakub@redhat.com>
8898 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
8899 to dump_generic_node.
8900 (NIY): Pass also flags to do_niy.
8902 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
8904 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
8905 (simd_clone_vector_of_formal_parm_types)
8906 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
8907 (simd_clone_mangle, simd_clone_create)
8908 (simd_clone_adjust_return_type, create_tmp_simd_array)
8909 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
8910 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
8911 (ipa_simd_modify_function_body, simd_clone_linear_addend)
8912 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
8913 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
8914 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
8915 * omp-simd-clone.c: ... this new file.
8916 (simd_clone_vector_of_formal_parm_types): Make it static.
8917 * Makefile.in (OBJS): Add omp-simd-clone.o.
8919 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
8922 * config/i386/sse.md: Use proper memory operand modifiers.
8925 2016-04-15 Richard Biener <rguenther@suse.de>
8926 Alan Modra <amodra@gmail.com>
8928 PR tree-optimization/70130
8929 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
8930 when alignment stays not the same and no not use the realign
8933 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8936 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8937 direct move handlers for KFmode. Change TFmode handlers test from
8938 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
8940 2016-04-14 Jakub Jelinek <jakub@redhat.com>
8943 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
8944 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
8945 (inlined_polymorphic_ctor_dtor_block_p): Use it.
8946 * tree-ssa-live.c (remove_unused_scope_block_p): When
8947 in_ctor_dtor_block, avoid discarding not just BLOCKs with
8948 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
8949 block_ultimate_origin is FUNCTION_DECL.
8950 (remove_unused_locals): If current_function_decl is
8951 polymorphic_ctor_dtor_p, pass initial true to
8952 remove_unused_scope_block_p' is_ctor_dtor_block.
8954 2016-04-14 Martin Sebor <msebor@redhat.com>
8959 * doc/extend.texi (Variable Length): Revert.
8961 2016-04-14 Marek Polacek <polacek@redhat.com>
8962 Jan Hubicka <hubicka@ucw.cz>
8965 * tree.c (verify_type): Disable the canonical type of main variant
8968 2016-04-14 Jason Merrill <jason@redhat.com>
8970 * cfgexpand.c, expr.c: Revert previous change.
8972 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
8975 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
8976 when building a mem ref for the incoming reduction variable.
8978 2016-04-14 Richard Biener <rguenther@suse.de>
8980 PR tree-optimization/70614
8981 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
8982 loop if the evolution dropped to chrec_dont_know.
8983 (interpret_condition_phi): Likewise.
8985 2016-04-14 Richard Biener <rguenther@suse.de>
8987 PR tree-optimization/70623
8988 * tree-ssa-pre.c (changed_blocks): Make global ...
8989 (compute_antic): ... local here. Move and fix worklist
8990 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
8991 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
8992 worklist handling, dump when ANTIC_IN changed.
8993 (compute_partial_antic_aux): Remove worklist handling.
8994 (init_pre): Do not compute post dominators. Add a comment about
8995 the CFG order chosen.
8996 (fini_pre): Do not free post dominators.
8998 2016-04-13 Martin Sebor <msebor@redhat.com>
9003 * doc/extend.texi (Variable Length): Document C++ specifics.
9005 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9008 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
9009 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
9010 eh edges have been purged.
9013 * tree-sra.c (create_access_replacement,
9014 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
9016 * tree-pretty-print.c (dump_fancy_name): New function.
9017 (dump_decl_name, dump_generic_node): Use it.
9019 2016-04-13 Jason Merrill <jason@redhat.com>
9021 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
9022 * expr.c (expand_expr_real_1): Likewise.
9024 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
9026 * config/i386/i386.md (kunpckhi): Swap operands.
9027 (kunpcksi): Likewise.
9028 (kunpckdi): Likewise.
9029 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
9030 (vec_pack_trunc_<mode>): Likewise.
9032 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9035 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
9038 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
9039 gimplification turns some element into non-constant.
9042 * rtl.h (convert_memory_address_addr_space_1): New prototype.
9043 * explow.c (convert_memory_address_addr_space_1): No longer static,
9044 add NO_EMIT argument and don't call convert_modes if true, pass
9045 it down recursively, remove break after return.
9046 (convert_memory_address_addr_space): Adjust caller.
9047 * simplify-rtx.c (simplify_unary_operation_1): Call
9048 convert_memory_address_addr_space_1 instead of convert_memory_address,
9049 if it returns NULL, don't simplify.
9051 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
9054 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
9056 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9058 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9059 Bump the upper SIMDLEN limits, so that if the return type or
9060 characteristic type if the return type is void can be passed in
9061 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
9064 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9067 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
9068 Do not use "=" constraint on an input constraint.
9069 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9070 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9071 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
9072 generates (neg (abs ...)) instead of (abs ...).
9074 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9076 PR rtl-optimization/70596
9077 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
9078 just invalidate LRA data and reset them. Adjust dump wording.
9080 2016-04-12 Martin Liska <mliska@suse.cz>
9083 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9085 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9087 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9088 max_loop_iterations_int.
9089 (tree_unswitch_outer_loop): Likewise.
9090 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9091 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9093 2016-04-12 Tom de Vries <tom@codesourcery.com>
9095 PR tree-optimization/68756
9096 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
9097 instead of new_name.
9099 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9101 PR tree-optimization/70602
9102 * tree-sra.c (generate_subtree_copies): Don't write anything into
9103 constant pool decls.
9105 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
9106 regardless whether there are depend clauses or not.
9108 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9111 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
9112 target attribute and pragma from changing the -mfloat128
9113 and -mfloat128-hardware options.
9115 * doc/extend.texi (Additional Floating Types): Document PowerPC
9116 __float128 restrictions.
9118 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9121 * config/aarch64/driver-aarch64.c
9122 (aarch64_get_extension_string_for_isa_flags): New.
9123 (arch_extension): Rename to...
9124 (aarch64_arch_extension): ...This.
9125 (ext_to_feat_string): Rename to...
9126 (aarch64_extensions): ...This.
9127 (aarch64_core_data): Keep track of architecture extension flags.
9128 (cpu_data): Rename to...
9129 (aarch64_cpu_data): ...This.
9130 (aarch64_arch_driver_info): Keep track of architecture extension
9132 (get_arch_name_from_id): Rename to...
9133 (get_arch_from_id): ...This, change return type.
9134 (host_detect_local_cpu): Update and reformat for renames, handle
9135 extensions through common infrastructure.
9137 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9140 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
9141 track of a canonical flag name.
9142 (all_extensions): Likewise.
9143 (arch_to_arch_name): Also track extension flags enabled by the arch.
9144 (all_architectures): Likewise.
9145 (aarch64_parse_extension): Move to here.
9146 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
9148 (aarch64_rewrite_selected_cpu): Update for above change.
9149 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
9150 are handled, such that the single explicit value enabled by an
9151 extension is kept seperate from the implicit values it also enables.
9152 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
9154 (aarch64_parse_extension): New.
9155 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
9156 here to config/aarch64/aarch64-protos.h.
9157 (aarch64_parse_extension): Move from here to
9158 common/config/aarch64/aarch64-common.c.
9159 (aarch64_option_print): Update.
9160 (aarch64_declare_function_name): Likewise.
9161 (aarch64_start_file): Likewise.
9162 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
9163 the canonical flag for extensions.
9164 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
9167 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9169 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
9172 2016-04-09 Tom de Vries <tom@codesourcery.com>
9174 PR tree-optimization/68953
9175 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
9176 first to last subscript.
9178 2016-04-09 Jakub Jelinek <jakub@redhat.com>
9180 PR tree-optimization/70586
9181 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
9184 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
9188 PR tree-optimization/70373
9192 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
9193 clauses for acc parallel reductions as necessary. Error on those
9195 * omp-low.c (scan_sharing_clauses): Don't install variables which
9196 are used in acc parallel reductions.
9197 (lower_rec_input_clauses): Remove dead code.
9198 (lower_oacc_reductions): Add support for reference reductions.
9199 (lower_reduction_clauses): Remove dead code.
9200 (lower_omp_target): Don't remap variables appearing in acc parallel
9202 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
9204 2016-04-08 Jakub Jelinek <jakub@redhat.com>
9207 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
9208 with multiple SSA_NAME defs, force the outputs other than first
9209 to be live before calling live_track_process_def on each output.
9211 PR rtl-optimization/70574
9212 * fwprop.c (forward_propagate_and_simplify): Don't add
9213 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
9214 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
9215 paradoxical subregs within *loc.
9217 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
9219 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
9220 -ftree-parallelize-loops={0,1}.
9221 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
9222 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
9223 * config/ia64/hpux.h (LIB_SPEC): Likewise.
9224 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
9225 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
9227 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
9230 * asan.c (instrument_derefs): If we get unknown location, extract it
9232 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
9234 2016-04-08 Tom de Vries <tom@codesourcery.com>
9236 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
9237 implicit firstprivate clause.
9239 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9242 * config/arm/thumb2.md (tst + branch-> lsls + branch
9243 peephole below *orsi_not_shiftsi_si): Require that condition
9244 register is dead after the peephole.
9245 (second peephole after the above): Likewise.
9247 2016-04-08 Alan Modra <amodra@gmail.com>
9250 * builtins.c (fold_builtin_classify): For IBM extended precision,
9251 look at just the high-order double to test for NaN.
9252 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
9253 test just the high double for Inf but both doubles for subnormal
9256 2016-04-07 Jakub Jelinek <jakub@redhat.com>
9258 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
9259 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
9260 node->simdclone->mask_mode != VOIDmode masks.
9261 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
9262 earlier, use it instead of node->simdclone.
9263 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9264 Set clonei->mask_mode.
9266 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9269 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
9270 Pass it through to cp_parser_already_scoped_statement.
9271 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
9272 it through to cp_parser_statement.
9273 (cp_parser_statement): Pass IF_P through to
9274 cp_parser_iteration_statement.
9275 (cp_parser_pragma): Adjust call to
9276 cp_parser_iteration_statement.
9278 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9281 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
9282 resolve a future -Wparentheses warning.
9283 * omp-low.c (scan_sharing_clauses): Likewise.
9284 * tree-parloops.c (eliminate_local_variables): Likewise.
9286 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
9288 PR rtl-optimization/70398
9289 * lra-constraints.c (process_address_1): Check zero scale and code
9290 for reloading with zero scale.
9292 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
9294 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
9295 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
9297 2016-04-06 Jakub Jelinek <jakub@redhat.com>
9299 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9300 Add support for AVX512F clones, include them by default for
9301 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
9302 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
9306 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
9307 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
9308 firstprivate clauses.
9309 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
9310 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
9311 (lower_omp_target): Set TREE_NO_WARNING for
9312 non-addressable possibly uninitialized vars which are copied into
9313 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
9315 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
9317 * config/pa/predicates.md (integer_store_memory_operand): Accept
9318 REG+D operands with a large offset when reload_in_progress is true.
9319 (floating_point_store_memory_operand): Likewise.
9321 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9324 * match.pd (nested int casts): Limit to GIMPLE.
9326 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9329 * ipa-devirt.c (maybe_record_node): Fix comment; use
9330 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9332 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9334 PR rtl-optimization/70542
9335 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9336 if there are any uses other than insn or debug insns.
9338 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9339 Jakub Jelinek <jakub@redhat.com>
9341 PR tree-optimization/70509
9342 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9343 Shift HOST_WIDE_INT_1U instead of 1.
9345 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9347 PR tree-optimization/70509
9348 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9349 of the vector base type for index.
9351 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9354 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9356 2016-04-05 Richard Biener <rguenther@suse.de>
9358 PR tree-optimization/70526
9359 * tree-sra.c (build_ref_for_offset): Use prev_base to
9360 extract the alias pointer type.
9362 2016-04-05 Richard Biener <rguenther@suse.de>
9364 * dse.c (struct store_info): Remove alias_set member.
9365 (struct read_info_type): Likewise.
9366 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9367 spill_deleted, clear_alias_set_lookup): Remove.
9368 (get_group_info): Remove dead base == NULL_RTX case.
9369 (dse_step0): Remove initialization of removed variables.
9370 (delete_dead_store_insn): Reomve alias set dumping.
9371 (free_read_records): Remove alias_set handling.
9372 (canon_address): Remove alias_set_out parameter.
9373 (record_store): Remove spill_alias_set, it's always zero.
9374 (check_mem_read_rtx): Likewise.
9375 (dse_step2): Rename from ...
9376 (dse_step2_nospill): ... this. Adjust.
9377 (scan_stores): Rename from ...
9378 (scan_stores_nospill): ... this.
9379 (scan_reads): Rename from ...
9380 (scan_reads_nospill): ... this.
9381 (scan_stores_spill, scan_reads_spill): Remove.
9382 (dse_step3_scan): Remove for_spills argument which is always false.
9383 (dse_step3): Likewise.
9384 (dse_step5): Rename from ...
9385 (dse_step5_nospill): ... this. Remove alias_set handling.
9386 (rest_of_handle_dse): Adjust.
9388 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9391 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9392 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9393 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9394 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9396 2016-04-05 Richard Biener <rguenther@suse.de>
9399 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9400 non-register type temporaries into SSA.
9402 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9405 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9406 calls when sanitizing.
9407 (possible_polymorphic_call_target_p): Fix formatting.
9409 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9410 Jakub Jelinek <jakub@redhat.com>
9413 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9414 to ensure a call statement is compatible with a built-in's
9416 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9419 2016-04-04 Richard Biener <rguenther@suse.de>
9421 PR rtl-optimization/70484
9422 * rtl.h (canon_output_dependence): Declare.
9423 * alias.c (canon_output_dependence): New function.
9424 * dse.c (record_store): Use canon_output_dependence rather
9425 than canon_true_dependence.
9427 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9430 * cgraph.h (symtab_node::copy_visibility_from): New function.
9431 * symtab.c (symtab_node::copy_visibility_from): New function.
9432 * ipa-visibility.c (optimize_weakref): New function.
9433 (function_and_variable_visibility): Use it.
9435 2016-04-04 Martin Liska <mliska@suse.cz>
9438 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9439 value that is really in range handled by SBR instruction.
9440 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9441 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9442 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9444 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9448 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9449 set, but not for SP_REG operands.
9451 2016-04-02 Martin Sebor <msebor@redhat.com>
9454 * fold-const.c (maybe_nonzero_address): New function.
9455 (fold_comparison): Call it. Fold equality and relational
9456 expressions involving null pointers.
9457 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9459 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9461 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9462 the "Y" constraint (scalar FP 0.0 immediate).
9464 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9465 Add the "const_double" to the list of operand constraints.
9467 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9469 PR rtl-optimization/70467
9470 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9471 If low word of the last operand is 0, just emit addition/subtraction
9474 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9477 * config/s390/s390.c (s390_expand_insv): Check for everything
9478 constant instead of just VOIDmode stuff.
9480 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9483 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9485 2016-04-01 Nathan Sidwell <nathan@acm.org>
9487 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9489 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9491 PR rtl-optimization/70461
9492 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9495 2016-03-31 Martin Liska <mliska@suse.cz>
9498 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9499 a tree value or an immediate integer value to a buffer
9500 that is eventually copied to a BRIG section.
9501 (emit_immediate_operand): Call the function here.
9502 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9503 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9504 of class' fields that are removed.
9505 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9506 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9507 m_brig_repr_size fields.
9509 2016-03-31 Martin Liska <mliska@suse.cz>
9512 * hsa-gen.c (hsa_function_representation::update_dominance): New
9514 (convert_addr_to_flat_segment): Likewise.
9515 (gen_hsa_memory_set): New alignment argument.
9516 (gen_hsa_ctor_assignment): Likewise.
9517 (gen_hsa_insns_for_single_assignment): Provide alignment
9518 to gen_hsa_ctor_assignment.
9519 (gen_hsa_insns_for_direct_call): Add new argument.
9520 (expand_lhs_of_string_op): New function.
9521 (expand_string_operation_builtin): Likewise.
9522 (expand_memory_copy): New function.
9523 (expand_memory_set): New function.
9524 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9525 (convert_switch_statements): Change signature.
9526 (generate_hsa): Use a return value of the function.
9527 (pass_gen_hsail::execute): Do not call
9528 convert_switch_statements here.
9529 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9530 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9531 (hsa_function_representation::update_dominance): New function.
9533 2016-03-31 Martin Liska <mliska@suse.cz>
9536 * hsa-brig.c (emit_directive_variable): Emit alignment
9537 according to hsa_symbol::m_align.
9538 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9539 (dump_hsa_symbol): Dump alignment of HSA symbols.
9540 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9541 (gen_hsa_addr_with_align): New function.
9542 (hsa_bitmemref_alignment): Use newly added function.
9543 (gen_hsa_insns_for_load): Likewise.
9544 (gen_hsa_insns_for_store): Likewise.
9545 (gen_hsa_memory_copy): New argument added.
9546 (gen_hsa_insns_for_single_assignment): Respect
9547 alignment for assignments processed via gen_hsa_memory_copy.
9548 (gen_hsa_insns_for_direct_call): Likewise.
9549 (gen_hsa_insns_for_return): Likewise.
9550 (gen_function_def_parameters): Set default alignment.
9551 * hsa.c (hsa_object_alignment): New function.
9552 (hsa_byte_alignment): Pasted function.
9553 * hsa.h (hsa_symbol::m_align): New field.
9555 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9557 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9558 scratch field for goto case.
9560 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9562 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9564 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9567 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9568 (scalar_chain::convert_insn): Call convert_op for reg
9569 moves to handle undefined registers.
9571 2016-03-31 Nathan Sidwell <nathan@acm.org>
9574 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9575 Assert we don't want to move backwards.
9577 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9580 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9582 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9584 PR rtl-optimization/70460
9585 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9586 with operand from REG_LABEL_OPERAND, instead substitute
9587 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9588 Don't do anything for REG_NON_LOCAL_GOTO jumps.
9590 2016-03-31 Martin Liska <mliska@suse.cz>
9592 * passes.c (execute_one_pass): Do not call
9593 todo_after for a discarded function.
9595 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9597 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
9598 (no_cost, infinite_cost): Initialize the new field.
9599 (get_computation_cost_at): Record setup cost.
9600 (determine_use_iv_cost_address): Skip cost computation for sub
9601 uses if we can estimate it without losing accuracy.
9603 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9605 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9607 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9608 max_loop_iterations_int.
9609 (tree_unswitch_outer_loop): Likewise.
9610 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9611 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9613 2016-03-30 Richard Biener <rguenther@suse.de>
9616 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
9618 2016-03-30 Jakub Jelinek <jakub@redhat.com>
9621 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
9622 in gen_blendm expander.
9624 2016-03-30 Nick Clifton <nickc@redhat.com>
9627 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
9628 case where we are already provided with an SImode SUBREG.
9630 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
9633 * config/i386/i386.c (ix86_expand_epilogue): Properly check
9634 conflict between DRAP register and __builtin_eh_return.
9636 2016-03-30 Michael Matz <matz@suse.de>
9637 Richard Biener <rguenther@suse.de>
9640 * ipa-polymorphic-call.c (struct type_change_info): Change
9641 speculative to an unsigned allowing to limit the work we do.
9642 (csftc_abort_walking_p): New inline function..
9643 (check_stmt_for_type_change): Limit the number of may-defs
9644 skipped for speculative devirtualization to
9645 max-speculative-devirt-maydefs.
9646 * params.def (max-speculative-devirt-maydefs): New param.
9647 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
9649 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
9652 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
9655 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
9657 PR tree-optimization/59124
9658 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
9659 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
9661 2016-03-29 Jeff Law <law@redhat.com>
9663 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
9665 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9667 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
9670 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
9672 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
9673 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
9674 gcrt0.o if linking dynamically.
9676 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9679 * ipa-devirt.c (methods_equal_p): New function.
9680 (compare_virtual_tables): Use it.
9681 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
9682 * cgraphclones.c (clone_function_name_1): Use
9683 symbol_table::symbol_suffix_separator.
9684 * coverage.c (build_var): Likewise.
9685 * symtab.c (symbol_table::symbol_suffix_separator): New.
9687 2016-03-29 Jakub Jelinek <jakub@redhat.com>
9689 PR rtl-optimization/70429
9690 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
9691 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
9692 mode != result_mode.
9695 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
9697 PR tree-optimization/70405
9698 * ssa-iterators.h (num_imm_uses): Add missing braces.
9700 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
9702 PR rtl-optimization/68695
9703 * ira-color.c (allocno_copy_cost_saving): New.
9704 (improve_allocation): Use it.
9706 2016-03-29 Richard Henderson <rth@redhat.com>
9709 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
9711 2016-03-29 Richard Biener <rguenther@suse.de>
9714 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
9715 use alignment returned by get_pointer_alignment_1 if it is
9716 bigger than BITS_PER_UNIT.
9717 * builtins.c (get_pointer_alignment_1): Do not return true
9718 for alignment extracted from SSA info.
9720 2016-03-28 James Bowman <james.bowman@ftdichip.com>
9722 * config/ft32/ft32.opt (mnodiv): New.
9723 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
9724 * doc/invoke.texi (FT32 Options -mnodiv): New.
9726 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
9729 * config/i386/i386.md (define_split, andn): Fix modes.
9731 2016-03-26 Richard Biener <rguenther@suse.de>
9732 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9735 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
9737 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
9738 as 2nd argument to cl_optimization_restore().
9740 2016-03-25 Richard Henderson <rth@redhat.com>
9743 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
9744 * config/aarch64/aarch64-protos.h: Declare it.
9745 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
9747 2016-03-25 Alan Modra <amodra@gmail.com>
9750 * config/rs6000/constraints.md (j): Simplify.
9751 * config/rs6000/predicates.md (easy_fp_constant): Exclude
9753 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
9754 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
9755 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
9756 in all constraint alternatives.
9757 (movtd_64bit_nodm): Delete "j" constraint alternative.
9759 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9761 * tree-ssa-propagate.c: Enhance docs for
9762 SSA_PROP_NOT_INTERESTING.
9764 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
9766 * doc/extend.texi: Fix typo in documentation to pure attribute.
9768 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
9771 * config/pa/pa.md (bswapdi2): Use a scratch register.
9773 2016-03-24 Richard Henderson <rth@redhat.com>
9776 * fold-const.c (extract_muldiv_1): Correct test for multiplication
9779 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
9781 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
9782 using ix86_expand_binary_operator instead of gen_andsi3.
9784 2016-03-24 Richard Biener <rguenther@suse.de>
9786 PR tree-optimization/70396
9787 * tree-vect-stmts.c (vectorizable_comparison): Use
9788 get_vectype_for_scalar_type.
9790 2016-03-24 Richard Biener <rguenther@suse.de>
9793 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
9794 with register bases.
9796 2016-03-24 Richard Biener <rguenther@suse.de>
9798 PR tree-optimization/70372
9799 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
9800 build_all_ones_cst to also handle vector types correctly.
9802 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9805 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
9808 2016-03-23 Marek Polacek <polacek@redhat.com>
9811 * doc/invoke.texi: Document -Wignored-attributes.
9813 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9815 PR tree-optimization/69042
9816 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
9817 parameter from 30 to 40.
9819 2016-03-23 Bin Cheng <bin.cheng@arm.com>
9821 PR tree-optimization/69042
9822 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
9823 for use with constant offset stripped in base.
9825 2016-03-23 Richard Biener <rguenther@suse.de>
9828 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
9829 mode compatibility check.
9830 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9832 2016-03-23 Jeff Law <law@redhat.com>
9834 PR tree-optimization/64058
9835 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
9837 (struct ssa_conflicts): Move up earlier in the file.
9838 (conflicts_, var_map_): New static variables.
9839 (initialize_conflict_count): New function to initialize the
9840 CONFLICT_COUNT field for each conflict pair.
9841 (compare_pairs): Lazily initialize the conflict count and use it
9842 as the first tie-breaker.
9843 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
9844 and wipe conflicts_ and map_ around the call to qsort. Remove
9845 special case for 2 coalesce pairs.
9846 * bitmap.c (bitmap_count_unique_bits): New function.
9847 (bitmap_count_bits_in_word): New function, extracted from
9849 (bitmap_count_bits): Use bitmap_count_bits_in_word.
9850 * bitmap.h (bitmap_count_unique_bits): Declare it.
9852 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
9855 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
9856 transparent alias chain for decl assembler name.
9857 * config/sol2.c (solaris_assemble_visibility): Likewise.
9859 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9861 * config/arm/arm1020e.md (1020call_op): Reduce reservation
9863 (v10_fdivs): Likewise.
9864 (v10_fdivd): Likewise.
9866 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9869 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
9870 to not call fclose twice on file.
9872 2016-03-23 Jakub Jelinek <jakub@redhat.com>
9874 PR tree-optimization/70354
9875 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9876 oprnd0 is wider than oprnd1 and there is a cast from the wider
9877 type to oprnd1, mask it with the mask of the narrower type.
9880 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
9881 Optimize TARGET_STV splitters, if high or low word of last argument
9884 2016-03-22 Jeff Law <law@redhat.com>
9887 tree-ssa-threadbackward.c
9888 (fsm_find_control_statement_thread_paths): Correctly distinguish
9889 between old style jump threads vs FSM jump threads.
9891 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
9894 * config/i386/i386.c (scalar_chain::convert_op): Support
9895 uninitialized register usage case.
9897 2016-03-22 Richard Biener <rguenther@suse.de>
9900 * genmatch.c (gen_transform): Adjust last parameter to a three-state
9902 (capture::gen_transform): ... to change behavior when substituting
9903 a condition into cond or not-cond expr context.
9904 (dt_simplify::gen_1): Adjust.
9905 * gimple-match-head.c: Include gimplify.h for unshare_expr.
9906 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
9907 last change and instead change to
9908 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
9909 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
9911 2016-03-22 Anthony Green <green@moxielogic.com>
9913 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
9914 issue for moxiebox targets.
9915 (CC1PLUS_SPEC): Ditto.
9917 2016-03-22 Richard Biener <rguenther@suse.de>
9920 * fold-const.c (extract_muldiv_1): Properly perform multiplication
9923 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9925 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
9927 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
9930 * config/i386/i386.c (def_builtin): Handle
9931 OPTION_MASK_ISA_AVX512VL to be and-ed with other
9933 (const struct builtin_description bdesc_special_args[]):
9934 Remove duplicate ISA bits.
9936 2016-03-22 Jakub Jelinek <jakub@redhat.com>
9939 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
9940 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
9941 in a way that works also for AVX512BW.
9944 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
9945 instead of source if operands[1] is xmm16 and above and
9946 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
9947 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
9950 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
9951 on assign if (*from_p) is a comparison, set it to
9952 TREE_NO_WARNING (*from_p).
9954 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9957 * lra.c (restore_scratches): Ignore deleted insns.
9959 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
9960 Jakub Jelinek <jakub@redhat.com>
9962 PR tree-optimization/70317
9963 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
9966 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
9969 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
9970 of ix86_expand_move.
9972 (movti): Use general_operand for operand 1 predicate.
9974 2016-03-21 Martin Liska <mliska@suse.cz>
9976 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
9978 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
9980 2016-03-21 Martin Liska <mliska@suse.cz>
9983 * ipa-icf.c (sem_function::parse): Skip static
9984 constructors and destructors.
9986 2016-03-21 Jakub Jelinek <jakub@redhat.com>
9989 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
9990 function-like macro, peek following token(s) if it is followed
9991 by CPP_OPEN_PAREN token with optional padding in between, and
9992 if not, don't treat it like a macro.
9994 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
9995 Alexander Monakov <amonakov@ispras.ru>
9997 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
9998 for the stabs debug format.
10000 2016-03-21 Richard Biener <rguenther@suse.de>
10002 PR tree-optimization/70310
10003 * tree-vect-generic.c (expand_vector_condition): Fold the built
10006 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
10009 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
10010 Block third alternative for AVX-512VL target,
10012 2016-03-21 Martin Liska <mliska@suse.cz>
10015 * hsa-brig.c (emit_function_directives): Mark unemitted
10016 global variables for emission.
10017 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
10018 (get_symbol_for_decl): Likewise.
10019 * hsa.h (struct hsa_symbol): New flag.
10021 2016-03-21 Richard Biener <rguenther@suse.de>
10023 PR tree-optimization/70288
10024 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
10025 we do not estimate unsimplified all-constant conditionals or
10026 switches as optimized away.
10028 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
10030 PR rtl-optimization/69102
10031 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
10032 when we have a readonly dependency context.
10034 2016-03-18 Jeff Law <law@redhat.com>
10036 PR rtl-optimization/70263
10037 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
10038 (update_equiv_regs): When trying to move a store to after the insn
10039 that sets the source of the store, make sure the store occurs after
10040 the insn that sets the source of the store. When successful note
10041 the REG_EQUIV note created in the dump file.
10043 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
10044 Bernd Schmidt <bschmidt@redhat.com>
10046 * doc/extend.texi: Document more potential problems with basic asms.
10048 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
10050 PR rtl-optimization/70278
10051 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
10054 2016-03-18 Jason Merrill <jason@redhat.com>
10056 * calls.c (load_register_parameters): Fix zero size sibcall logic.
10058 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
10060 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
10061 values to 128b regs.
10063 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10065 PR tree-optimization/70252
10066 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
10067 boolean vector has a proper number of elements.
10068 (supportable_narrowing_operation): Likewise.
10070 2016-03-18 Tom de Vries <tom@codesourcery.com>
10073 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
10075 2016-03-18 Jakub Jelinek <jakub@redhat.com>
10077 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
10078 instead of replace_rtx for DEBUG_INSNs.
10080 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10082 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
10083 load type reservations.
10085 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
10088 * config/pa/constraints.md: Revert 2015-02-13 change. Use
10089 define_constraint for "Q" and "T" constraints.
10091 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
10093 Tweak the pipeline model for Exynos M1
10095 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
10098 2016-03-17 David Malcolm <dmalcolm@redhat.com>
10101 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
10102 where one or both locations aren't within a line_map.
10104 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
10107 * opts.c (finish_options): Don't set flag_pie to the default if
10108 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
10111 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
10113 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
10114 true as ALL_REGS argument to replace_rtx.
10116 2016-03-17 Richard Biener <rguenther@suse.de>
10119 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
10122 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10125 * rtl.h (replace_rtx): Add ALL_REGS argument.
10126 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
10127 equality and assert mode is the same, instead of just rtx pointer
10129 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
10130 true as ALL_REGS argument to replace_rtx.
10132 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
10134 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
10135 for boolean vector with vector mode only.
10136 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10138 2016-03-17 Nick Clifton <nickc@redhat.com>
10141 * config/rx/rx.c (rx_print_integer): Print negative constants in
10144 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10147 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
10149 2016-03-16 Richard Henderson <rth@redhat.com>
10150 Richard Biener <rguenth@suse.de>
10152 PR middle-end/70240
10153 PR middle-end/68215
10155 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
10156 first operand as is_gimple_condexpr.
10158 PR middle-end/70240
10159 PR middle-end/68215
10161 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
10162 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
10163 Do not gimplify the result.
10164 (do_unop): Adjust call to tree_vec_extract.
10165 (do_binop): Likewise.
10166 (do_compare): Likewise.
10167 (do_plus_minus): Likewise.
10168 (do_negate): Likewise.
10169 (expand_vector_condition): Likewise.
10170 (do_cond): Likewise.
10172 2016-03-16 Richard Henderson <rth@redhat.com>
10175 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
10176 (aarch64_classify_address): Use it.
10177 (aarch64_legitimize_address): Force all subexpressions of PLUS
10178 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
10180 2016-03-16 Jakub Jelinek <jakub@redhat.com>
10181 Richard Biener <rguenth@suse.de>
10184 * rtlanal.c (replace_rtx): For REG, if from is a REG,
10185 return to even if only REGNO is equal, and assert
10188 2016-03-11 Jeff Law <law@redhat.com>
10190 PR rtl-optimization/70224
10191 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
10193 2016-03-16 Richard Henderson <rth@redhat.com>
10195 PR middle-end/70199
10196 * function.h (struct function): Add has_forced_label_in_static.
10197 * gimplify.c (force_labels_r): Set it.
10198 * lto-streamer-in.c (input_struct_function_base): Read it.
10199 * lto-streamer-out.c (output_struct_function_base): Write it.
10200 * tree-inline.c (has_label_address_in_static_1): Remove.
10201 (copy_forbidden): Remove fndecl parameter; test
10202 has_forced_label_in_static.
10203 (inline_forbidden_p): Update call to copy_forbidden.
10204 (tree_versionable_function_p): Likewise.
10205 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
10206 (chkp_versioning): Likewise.
10207 * tree-inline.h (copy_forbidden): Update decl.
10209 2016-03-16 Marek Polacek <polacek@redhat.com>
10212 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
10213 function being thunked if the result type doesn't have fixed size.
10214 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
10215 doesn't have fixed size.
10217 2016-03-16 Bin Cheng <bin.cheng@arm.com>
10219 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
10220 reporting malformed loop nest.
10222 2016-03-16 Tom de Vries <tom@codesourcery.com>
10225 * ipa-devirt.c (possible_polymorphic_call_targets): Move
10226 nodes.length () == 1 test to before first nodes[0] access.
10228 2016-03-16 Tom de Vries <tom@codesourcery.com>
10230 PR tree-optimization/68715
10231 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
10232 single_pred_p test.
10234 2016-03-16 Tom de Vries <tom@codesourcery.com>
10236 PR tree-optimization/68809
10237 * graphite-scop-detection.c (same_close_phi_node): Test if result types
10240 2016-03-16 Carlos O'Donell <carlos@redhat.com>
10241 Sandra Loosemore <sandra@codesourcery.com>
10243 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
10244 on leaf attribute. Mention ELF interposition problems.
10246 2016-03-16 Alan Modra <amodra@gmail.com>
10248 PR rtl-optimization/69195
10249 PR rtl-optimization/47992
10250 * ira.c (indirect_jump_optimize): Ignore artificial defs.
10253 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
10256 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
10258 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10260 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
10262 2016-03-15 Jakub Jelinek <jakub@redhat.com>
10264 PR rtl-optimization/70222
10265 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
10266 optimization if mode is different from result_mode, queue up masking
10267 of the result in outer_op. Formatting fix.
10269 PR middle-end/70239
10270 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
10273 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10275 PR rtl-optimization/69032
10276 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
10277 looping backwards over basic block insns.
10279 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10282 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
10283 to non-speculative when propagating trap bits.
10285 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10287 PR rtl-optimization/63384
10288 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
10289 DEBUG_INSN_P insns.
10291 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10294 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
10295 factored out from ...
10296 (sched_analyze_insn): ... here.
10297 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
10298 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
10299 get_implicit_reg_pending_clobbers in it.
10300 (setup_id_reg_sets): Use setup_id_implicit_regs.
10301 (deps_init_id): Ditto.
10303 2016-03-15 Tom de Vries <tom@codesourcery.com>
10306 * cgraph.c (cgraph_node::get_body): Save, reset and restore
10308 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
10309 execute_function_dump.
10310 (execute_one_pass): Don't dump function if it will be dumped after ipa
10313 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
10315 * genrecog.c (match_pattern_2): If pred is NULL don't call
10316 safe_predicate_mode on it.
10318 2016-03-14 Jakub Jelinek <jakub@redhat.com>
10320 PR middle-end/70219
10321 * lra-constraints.c (delete_move_and_clobber): Change assertion
10322 to also allow dregno == 0.
10324 2016-03-14 Richard Henderson <rth@redhat.com>
10327 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10328 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10329 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10330 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10333 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10336 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10338 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10340 * lra-constraints.c (split_reg): For hard regs, try to find the
10341 biggest single-register mode used in the function.
10343 2016-03-14 Richard Biener <rguenther@suse.de>
10345 PR tree-optimization/56365
10346 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10347 constants to compare against.
10349 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10352 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10353 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10354 (define_split for the GPR case): Use int_reg_operand instead of
10355 gpc_reg_operand for the output.
10357 2016-03-14 Tom de Vries <tom@codesourcery.com>
10359 PR tree-optimization/70045
10360 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10361 create_empty_if_region_on_edge argument.
10363 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10365 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10366 (STACK_CHECK_PROTECT): Likewise.
10367 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10368 (STACK_CHECK_PROTECT): Likewise.
10369 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10370 (STACK_CHECK_PROTECT): Likewise.
10371 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10372 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10373 (STACK_CHECK_PROTECT): Likewise.
10375 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10377 PR rtl-optimization/69307
10378 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10379 registers in modes that span more than one register.
10381 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10384 * lra-constraints.c (delete_move_and_clobber): New.
10385 (remove_inheritance_pseudos): Use it.
10387 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10390 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10391 the libcall is LCT_THROW.
10392 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10393 for the checking routine.
10395 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10398 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10399 optimization if we have direct move.
10400 (roundu32<mode>2_fprs): Likewise.
10402 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10405 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10407 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10408 Arguments swapped. All callers changed. Take reg_renumber into
10409 account, and Calculate and compare register ranges for hard regs.
10411 2016-03-11 Jeff Law <law@redhat.com>
10413 PR tree-optimization/70190
10414 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10415 Handle cases where we can not extract the taken edge, even though we
10416 found a constant value.
10418 PR tree-optimization/64058
10419 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10420 (num_coalesce_pairs): Move up earlier in file.
10421 (find_coalesce_pair): Initialize the INDEX field for each pair
10423 (compare_pairs): No longer sort on the elements in each pair.
10424 Instead break ties with the index of the coalesce pair.
10426 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10429 * config/aarch64/aarch64-protos.h
10430 (aarch64_save_restore_target_globals): New prototype.
10431 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10432 Call the above when popping pragma.
10433 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10435 (aarch64_set_current_function): Rewrite using the above.
10437 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10439 PR tree-optimization/70177
10440 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10441 (extract_ops_from_tree): ... this. In the 2 argument
10442 overload remove _1 suffix.
10443 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10444 (extract_ops_from_tree): ... this.
10445 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10447 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10448 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10449 extract_ops_from_tree instead of 2 operand one.
10451 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10453 PR tree-optimization/70013
10454 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10455 for constant-pool entries.
10457 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10459 PR rtl-optimization/70174
10460 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10461 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10463 PR tree-optimization/70169
10464 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10465 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10468 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10469 Jakub Jelinek <jakub@redhat.com>
10472 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10473 of uninitialized values.
10475 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10477 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10479 ("*trunctddd2"): New pattern definition.
10480 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10483 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10485 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10486 definitions for BFP and DFP rounding modes.
10487 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10488 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10489 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10490 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10493 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10495 * config/s390/constraints.md: Adjust comment.
10496 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10497 s390_decompose_addrstyle_without_index.
10498 * config/s390/predicates.md (shift_count_or_setmem_operand):
10499 Rename to setmem_operand.
10500 * config/s390/s390-protos.h
10501 (s390_decompose_shift_count): Rename to
10502 s390_decompose_addrstyle_without_index.
10503 * config/s390/s390.c (s390_decompose_shift_count)
10504 (s390_mem_constraint, print_shift_count_operand)
10505 (print_operand_address, print_operand): Rename
10506 s390_decompose_shift_count to
10507 s390_decompose_addrstyle_without_index and rename
10508 print_shift_count_operand to print_addrstyle_operand troughout the
10510 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10511 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10512 Rename shift_count_or_setmem_operand to setmem_operand.
10513 * config/s390/vx-builtins.md ("vec_insert<mode>")
10514 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10517 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10520 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10521 Handle overlapping retval and newval.
10523 2016-03-10 Nick Clifton <nickc@redhat.com>
10526 * config/aarch64/aarch64.c
10527 (aarch64_override_options_after_change_1): When forcing
10528 flag_omit_frame_pointer to be true, use a special value that can
10529 be detected if this function is called again, thus preventing
10530 flag_omit_leaf_frame_pointer from being forced to be false.
10532 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10534 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10535 Set x_flag_omit_leaf_frame_pointer when handling
10536 -momit-leaf-frame-pointer.
10538 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10541 * cgraph.c (cgraph_node::dump): Dump split_part and
10542 indirect_call_target.
10543 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10544 * ipa.c (has_addr_references_p): Cleanup.
10545 (is_indirect_call_target_p): New.
10546 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10547 called indirectly as local.
10548 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10550 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10553 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10554 on cxa_pure_virtual.
10556 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10559 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10561 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10564 * tree.c (need_assembler_name_p): Only record main variant type names.
10566 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10569 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10570 Always define to 0 or 1.
10571 (TARGET_FIX_ERR_A53_843419): New macro.
10572 * config/aarch64/aarch64-elf-raw.h
10573 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10574 * config/aarch64/aarch64-linux.h: Likewise.
10575 * config/aarch64/aarch64.c
10576 (aarch64_override_options_after_change_1): Do not default
10577 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10579 (aarch64_attributes): Handle fix-cortex-a53-843419.
10580 (aarch64_can_inline_p): Likewise.
10581 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10583 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10584 Jakub Jelinek <jakub@redhat.com>
10586 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10587 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10588 DECL_COMMONS if flag_unconstrained_commons is set.
10589 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10590 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
10591 (funconstrained-commons): Document.
10593 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10595 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
10596 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
10598 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
10600 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
10601 has a proper number of elements.
10603 2016-03-10 Alan Modra <amodra@gmail.com>
10605 PR rtl-optimization/69195
10606 PR rtl-optimization/47992
10607 * ira.c (recorded_label_ref): Delete.
10608 (update_equiv_regs): Return void.
10609 (indirect_jump_optimize): New function.
10610 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
10611 before regstat_compute_ri. Don't rebuild_jump_labels here.
10612 Delete update_regstat.
10614 2016-03-10 Richard Biener <rguenther@suse.de>
10616 PR tree-optimization/70128
10617 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10618 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
10620 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10622 PR tree-optimization/70152
10623 * tree-sra.c (replace_removed_params_ssa_names): Copy over
10624 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
10627 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
10628 instead of gen_sse2_loadlpd.
10629 * config/i386/sse.md (*vec_concatv2df): Rename to...
10630 (vec_concatv2df): ... this.
10632 PR tree-optimization/70127
10633 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
10635 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10639 * diagnostic-show-locus.c (compatible_locations_p): New function.
10640 (layout::layout): Sanitize ranges using compatible_locations_p.
10642 2016-03-09 David Malcolm <dmalcolm@redhat.com>
10646 * diagnostic-show-locus.c (layout_range::layout_range): Replace
10647 location_range param with three const expanded_locations * and a
10649 (layout::layout): Replace call to
10650 rich_location::lazily_expand_location with get_expanded_location.
10651 Extract the range and perform location expansion here, passing
10652 the results to the layout_range ctor.
10653 * diagnostic.c (source_range::debug): Delete.
10654 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
10655 of rich_location::get_expanded_location.
10656 * gcc-rich-location.c (get_range_for_expr): Delete.
10657 (gcc_rich_location::add_expr): Reimplement to avoid the
10658 rich_location::add_range overload that took a location_range,
10659 passing a location_t instead.
10661 2016-03-09 Richard Biener <rguenther@suse.de>
10662 Jakub Jelinek <jakub@redhat.com>
10664 PR tree-optimization/70138
10665 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10666 Also skip vect_double_reduction_def.
10668 2016-03-09 Jakub Jelinek <jakub@redhat.com>
10671 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
10672 if the operand is "m".
10674 2016-03-09 Nathan Sidwell <nathan@acm.org>
10676 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
10678 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10680 * config/i386/i386.c (processor_target_table): Fix cost table
10681 intialization order for znver1.
10683 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10685 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
10686 - becuase -> because.
10687 * ipa-reference.c (ignore_module_statics): Likewise.
10688 * cgraph.c (cgraph_node::get_body): Likewise.
10689 * ipa-inline.c (early_inliner): Likewise.
10690 * ipa-devirt.c (types_same_for_odr): Likewise.
10691 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10692 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
10694 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10696 * tree-ssa-math-opts.c: Fix typo in comment.
10698 2016-03-08 Jakub Jelinek <jakub@redhat.com>
10701 * config/i386/i386.c (scalar_chain::make_vector_copies,
10702 scalar_chain::convert_reg): Call end_sequence in between
10703 get_insns and emit_conversion_insns rather than after both
10706 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
10709 * config/i386/i386.h (machine_function): Add
10710 pc_thunk_call_expanded flag.
10711 (ix86_pc_thunk_call_expanded): New define.
10712 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
10713 (*set_got): Rename insn pattern from set_got.
10714 (*set_got_labelled): Rename inst pattern from set_got_labelled.
10715 * config/i386/i386.c (ix86_compute_frame_layout): Use
10716 ix86_pc_thunk_call_expanded to prevent red-zone.
10718 2016-03-07 Martin Jambor <mjambor@suse.cz>
10720 * hsa.h (hsa_get_ctor_statements): Declare.
10721 (hsa_get_dtor_statements): Likewise.
10722 (hsa_get_kernel_dispatch_type): Likewise.
10723 * hsa.c (hsa_get_ctor_statements): New function.
10724 (hsa_get_dtor_statements): Likewise.
10725 (hsa_get_kernel_dispatch_type): Likewise.
10726 * hsa-brig.c (hsa_cdtor_statements): Removed.
10727 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
10728 hsa_get_dtor_statements.
10729 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
10730 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
10732 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
10734 * config/arm/arm-cores.def (cortex-r8): New.
10735 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
10736 * config/arm/arm-tune.md: Likewise.
10737 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
10739 2016-03-07 Martin Sebor <msebor@redhat.com>
10741 PR rtl-optimization/19705
10742 * doc/invoke.texi (Options That Control Optimization): Clarify
10743 -fno-branch-count-reg.
10745 2016-02-26 Richard Biener <rguenther@suse.de>
10746 Jeff Law <law@redhat.com>
10748 PR tree-optimization/69740
10749 * cfghooks.c (remove_edge): Request loop fixups if we delete
10750 an edge that might turn an irreducible loop into a natural
10752 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
10753 Move after definition of loops_state_clear.
10755 2016-03-07 Bin Cheng <bin.cheng@arm.com>
10757 PR rtl-optimization/69052
10758 * rtlanal.c (commutative_operand_precedence): Set higher precedence
10761 2016-03-07 Tom de Vries <tom@codesourcery.com>
10763 PR tree-optimization/70116
10764 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
10765 is_tm_ending stmts and ubsan/asan internal functions.
10766 (find_duplicate): Use it. Don't test is_tm_ending here.
10768 2016-03-07 Richard Biener <rguenther@suse.de>
10770 PR tree-optimization/70115
10771 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
10772 (propagate_constants_for_unrolling): Use replace_uses_by.
10774 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
10776 PR middle-end/69916
10777 * omp-low.c (struct oacc_loop): Add ifns.
10778 (new_oacc_loop_raw): Initialize it.
10779 (finish_oacc_loop): Clear mask & flags if no ifns.
10780 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
10781 (oacc_loop_xform_loop): Add ifns arg & adjust.
10782 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
10784 2016-03-07 Richard Henderson <rth@redhat.com>
10787 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
10788 (insert_value_copy_on_edge): Likewise.
10790 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10792 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
10794 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10797 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
10799 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10801 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
10803 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10805 Fix sseimul type attribute.
10806 * config/i386/znver1.md
10807 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
10808 znver1_sseimul_avx256_load) : Fix the type attribute.
10809 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
10810 pipe usage and latency.
10812 2016-03-05 Jakub Jelinek <jakub@redhat.com>
10815 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
10816 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
10819 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10822 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
10824 PR rtl-optimization/69941
10825 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
10826 the reg share its mode.
10828 2016-03-04 Jeff Law <law@redhat.com>
10830 PR tree-optimization/69196
10831 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10832 If the both SSA_NAMEs are anonymous, then consider them unassociated
10833 and include the PHI in the statement count.
10835 2016-03-05 Tom de Vries <tom@codesourcery.com>
10837 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
10838 construct in oacc routine. Check for oacc region in oacc routine.
10840 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10843 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
10844 2016-02-22 changes, instead don't recurse if RECUR is already true.
10845 Don't change *dynamic_check if RECUR. Adjust recursive caller
10846 to pass true to the new argument.
10847 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
10850 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10851 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
10853 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
10855 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
10857 PR rtl-optimization/57676
10858 * lra-assigns.c (lra_assign): Guard test for maximum iterations
10859 with flag_checking.
10861 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
10863 * tree-vect-patterns.c (search_type_for_mask): Handle
10864 comparison of booleans.
10866 2016-03-04 Jakub Jelinek <jakub@redhat.com>
10868 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
10872 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
10873 all other ops that have dw_val_class_die_ref operands,
10874 and DW_OP_GNU_entry_value.
10876 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10878 PR rtl-optimization/69904
10879 * config/arm/arm.c (arm_cannot_copy_insn_p):
10880 Return true for load-exclusive instructions.
10882 2016-03-03 Jakub Jelinek <jakub@redhat.com>
10885 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
10886 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
10887 the pattern no matter if it is used just by non-pattern, pattern
10889 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
10890 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10891 oprnd1 def_stmt is in pattern, don't look through it.
10893 2016-03-03 Marek Polacek <polacek@redhat.com>
10895 PR middle-end/70050
10896 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
10898 2016-03-03 Martin Liska <mliska@suse.cz>
10900 PR tree-optimization/70043
10901 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
10902 previous statement if we see a debug statement.
10904 2016-03-03 Richard Biener <rguenther@suse.de>
10906 PR tree-optimization/55936
10907 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
10908 parameter and guard unsafe equivalence use.
10909 (vrp_evaluate_conditional_warnv_with_ops): Always use
10910 safe equivalences but not via the quadratic compare_names
10913 2016-03-03 Michael Collison <michael.collison@linaro.org>
10916 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
10917 for operand 1 to s_register_operand. Change predicate for operand
10918 2 to arm_not_immediate_operand.
10920 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
10922 * doc/tm.texi: Regenerated.
10924 2016-03-02 Richard Henderson <rth@redhat.com>
10927 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
10928 simplification when all args are positive non-fixed registers.
10930 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10932 * target.def (lra_p): Specify that new ports should use LRA.
10934 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10937 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
10938 gimplify_type_sizes the type they refer to.
10939 (omp_notice_variable): Handle reference vars to VLAs.
10940 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
10941 reference to VLA decls in the second pass instead of first pass.
10943 2016-03-02 Tom de Vries <tom@codesourcery.com>
10945 PR tree-optimization/68659
10946 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
10947 new_expr == NULL_TREE.
10948 (get_new_name): Handle ADDR_EXPR.
10950 2016-03-02 Bin Cheng <bin.cheng@arm.com>
10952 PR rtl-optimization/69052
10953 * loop-invariant.c (canonicalize_address): New function.
10954 (inv_can_prop_to_addr_use): Check validity of address expression
10955 which is canonicalized by above function.
10957 2016-03-02 Alan Modra <amodra@gmail.com>
10960 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
10963 2016-03-02 Jakub Jelinek <jakub@redhat.com>
10966 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
10967 (*movhi_internal): Put mask moves from and to memory separately
10968 from moves from/to GPRs.
10970 2016-03-02 Richard Biener <rguenther@suse.de>
10972 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
10973 GENERIC expressions in GIMPLE.
10975 2016-03-02 Richard Biener <rguenther@suse.de>
10977 * config/i386/i386.c (type_natural_mode): Fix typo.
10979 2016-03-02 Nick Clifton <nickc@redhat.com>
10981 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
10983 2016-03-02 Richard Biener <rguenther@suse.de>
10984 Uros Bizjak <ubizjak@gmail.com>
10987 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
10989 2016-03-02 Richard Biener <rguenther@suse.de>
10991 PR middle-end/67278
10992 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
10994 2016-03-02 Marek Polacek <polacek@redhat.com>
10997 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
10998 "is promoted to" warning.
11000 2016-03-01 DJ Delorie <dj@redhat.com>
11002 * config.gcc: Deprecate mep-*.
11004 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
11006 PR middle-end/70025
11007 * lra-constraints.c (regno_val_use_in): New.
11008 (match_reload): Use it instead of regno_use_in.
11010 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11012 PR rtl-optimization/70007
11013 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
11014 references present in REG_EQUAL notes attached to non-SET patterns.
11016 2016-03-01 Jeff Law <law@redhat.com>
11018 PR tree-optimization/69196
11019 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11020 Appropriately clamp the number of statements to copy when the
11021 thread path does not traverse a loop backedge.
11023 PR tree-optimization/69196
11024 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11025 Do count some PHIs in the thread path against the insn count. Decrease
11026 final statement count by one as the control statement in the last
11027 block will get removed. Remove special cased code for handling PHIs
11030 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
11033 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
11034 asm dialect alternatives to explicit GOTPCREL calls.
11036 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11039 * ira.c (do_reload): Issue warning for generic stack checking here...
11040 * reload1.c (reload): ...instead of here and streamline it.
11042 2016-03-01 Nick Clifton <nickc@redhat.com>
11044 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
11046 2016-03-01 Richard Biener <rguenther@suse.de>
11048 PR tree-optimization/69983
11049 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
11050 types and fall back to operand_equal_p.
11052 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11055 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11057 * config/s390/constraints.md ("jm8"): New constraint.
11058 * config/s390/predicates.md ("const_int_8bitset_operand"): New
11060 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
11062 ("*setmem_long<setmem_and>"): New pattern.
11063 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
11065 ("*setmem_long_31z<setmem_and>"): New pattern.
11066 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
11067 New substitution rules with the required attributes.
11070 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11073 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11075 * gensupport.c (process_substs_on_one_elem): Split loop to
11076 complete mark_operands_used_in_match_dup on all expressions in the
11078 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11079 and remove function.
11081 2016-03-01 Richard Biener <rguenther@suse.de>
11083 PR middle-end/70022
11084 * fold-const.c (fold_indirect_ref_1): Fix range checking for
11085 vector BIT_FIELD_REF extract.
11087 2016-03-01 Richard Biener <rguenther@suse.de>
11089 PR tree-optimization/69994
11090 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
11092 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
11094 PR tree-optimization/69956
11095 * tree-vect-stmts.c (supportable_widening_operation): Support
11096 multi-step conversion of boolean vectors.
11097 (supportable_narrowing_operation): Likewise.
11099 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11101 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
11104 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11106 * config/s390/subst.md (DSI_VI): New mode iterator.
11107 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
11108 * config/s390/vector.md ("vec_set<mode>"): Move expander before
11109 the insn definition.
11110 ("*vec_set<mode>"): Change predicate and add alternative to
11111 support only either register or const_int operands as element
11113 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
11115 ("vec_extract<mode>"): New expander.
11116 ("*vec_extract<mode>"): New insn definition supporting reg and
11117 const_int element selectors.
11118 ("*vec_extract<mode>_plus"): New insn definition supporting
11119 reg+const_int element selectors.
11120 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
11121 following expander+insn definition.
11122 ("<vec_shifts_name><mode>3"): New expander.
11123 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
11125 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11127 * config/s390/s390.md ("*tabort_1"): Change predicate to
11128 nonmemory_operand. Add a second alternative to cover
11129 register as well as const int operands.
11130 ("*tabort_1_plus"): New pattern definition.
11132 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11134 * config/s390/s390.md ("*ashrdi3_cc_31")
11135 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
11136 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
11137 Merge insn definitions into ...
11138 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11139 New pattern definition.
11140 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
11141 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
11142 ("*ashr<mode>3_and"): Merge insn definitions into ...
11143 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11144 New pattern definition.
11145 * config/s390/subst.md ("addr_style_op_cc_subst")
11146 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
11147 substitutions patterns plus attributes.
11148 Add ashiftrt to SUBST iterator.
11150 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11152 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
11153 op2 to nonmemory_operand.
11154 ("*<shift>di3_31", "*<shift>di3_31_and"):
11155 Merge into single pattern definition ...
11156 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
11157 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
11158 pattern definition ...
11159 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
11160 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
11163 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11165 * config/s390/predicates.md (const_int_6bitset_operand): New
11167 * config/s390/s390.md: Include subst.md.
11168 ("rotl<mode>3"): New expander.
11169 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
11171 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
11172 * config/s390/subst.md: New file.
11174 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11176 * config/s390/s390.md ("op_type", "atype", "length" attributes):
11177 Remove RRR type. It doesn't really exist.
11178 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
11180 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
11181 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
11182 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
11183 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
11184 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
11185 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
11186 `enabled' attribute.
11188 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11190 * gensupport.c (process_substs_on_one_elem): Split loop to
11191 complete mark_operands_used_in_match_dup on all expressions in the
11193 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11194 and remove function.
11196 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11199 * config/sparc/sparc.c (NWORDS_UP): Rename to...
11200 (CEIL_NWORDS): ...this. Use CEIL macro.
11201 (compute_fp_layout): Adjust to above renaming.
11202 (function_arg_union_value): Likewise.
11203 (sparc_arg_partial_bytes): Likewise.
11204 (sparc_function_arg_advance): Likewise.
11206 2016-02-29 Jeff Law <law@redhat.com>
11208 PR tree-optimization/70005
11209 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
11210 where an object with a boolean range is compared against a value
11213 PR tree-optimization/69999
11214 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
11215 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
11218 2016-02-29 Richard Biener <rguenther@suse.de>
11220 PR tree-optimization/69994
11221 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
11222 (get_unary_op): Look through nop conversions.
11223 (ops_equal_values_p): New function, look for equality diregarding
11225 (eliminate_plus_minus_pair): Use ops_equal_values_p
11226 (repropagate_negates): Do not use get_unary_op here.
11228 2016-02-29 Martin Liska <mliska@suse.cz>
11230 * system.h: Poison ENABLE_CHECKING macro.
11232 2016-02-29 Martin Liska <mliska@suse.cz>
11234 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
11235 is presented in dump flags.
11236 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11237 (hsa_regalloc): Likewise.
11239 2016-02-19 Richard Biener <rguenther@suse.de>
11241 PR tree-optimization/69980
11242 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
11243 permutation of those we need to keep.
11245 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11248 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
11249 (NWORDS_UP): ...this
11250 (init_cumulative_args): Minor tweaks.
11251 (sparc_promote_function_mode): Likewise.
11252 (scan_record_type): Delete.
11253 (traverse_record_type): New function template.
11254 (classify_data_t): New structure type.
11255 (classify_registers): New inline function.
11256 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
11257 exhausted. Instantiate traverse_record_type on classify_registers and
11258 deal with the case of a structure passed in slot #15 with no FP field
11260 (assign_data_t): New structure type.
11261 (compute_int_layout): New static function.
11262 (compute_fp_layout): Likewise.
11263 (count_registers): New inline function.
11264 (assign_int_registers): New static function.
11265 (assign_fp_registers): Likewise.
11266 (assign_registers): New inline function.
11267 (function_arg_record_value_1): Delete.
11268 (function_arg_record_value_2): Likewise.
11269 (function_arg_record_value_3): Likewise.
11270 (function_arg_record_value): Adjust to above changes. Instantiate
11271 traverse_record_type on count_registers to first count the number of
11272 registers to be used and then on assign_registers to assign them.
11273 (function_arg_union_value): Adjust to above renaming.
11274 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
11275 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
11276 case of a structure passed in slot #15
11277 (sparc_function_arg_advance): Likewise.
11278 (function_arg_padding): Minor tweak.
11280 2016-02-29 Richard Biener <rguenther@suse.de>
11282 PR tree-optimization/69720
11283 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
11284 the adjustment_def path for possibly vectorized defs.
11285 (vect_create_epilog_for_reduction): Handle vectorized initial
11288 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
11290 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
11292 2016-02-27 Jeff Law <law@redhat.com>
11295 2016-02-26 Richard Biener <rguenther@suse.de>
11296 Jeff Law <law@redhat.com>
11298 PR tree-optimization/69740
11299 * cfghooks.c (remove_edge): Request loop fixups if we delete
11300 an edge that might turn an irreducible loop into a natural
11303 2016-02-27 Jakub Jelinek <jakub@redhat.com>
11305 PR rtl-optimization/69896
11306 * tree-vect-generic.c (get_compute_type): Avoid single element
11309 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
11311 Rename the AArch64 tuning option and related functions to enable the
11312 Newton series for the reciprocal square root to reflect its
11313 approximative characteristic.
11315 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
11316 function to "aarch64_emit_approx_rsqrt".
11317 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
11318 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
11319 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
11320 (xgene1_tunings): Likewise.
11321 (use_rsqrt_p): Likewise.
11322 (aarch64_emit_swrsqrt): Use new function name.
11323 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
11324 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
11325 text explaining this option.
11326 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11328 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11331 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11332 complain about -mallow-movmisalign without -mvsx if
11333 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11335 2016-02-26 Joel Sherrill <joel@rtems.org>
11337 * config.gcc: Add x86_64-*-rtems*.
11338 * config/i386/rtems-64.h: New file.
11340 2016-02-26 Joel Sherrill <joel@rtems.org>
11342 * config.gcc: Add aarch64-*-rtems*.
11343 * config/aarch64/rtems.h: New file.
11345 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11348 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11349 shift amount using %h. Add comment.
11351 2016-02-26 Richard Biener <rguenther@suse.de>
11352 Jeff Law <law@redhat.com>
11354 PR tree-optimization/69740
11355 * cfghooks.c (remove_edge): Request loop fixups if we delete
11356 an edge that might turn an irreducible loop into a natural
11359 2016-02-26 Martin Jambor <mjambor@suse.cz>
11361 PR middle-end/69920
11362 * tree-sra.c (sra_modify_assign): Do not remove loads of
11363 uninitialized aggregates to SSA_NAMEs.
11365 2016-02-26 Richard Henderson <rth@redhat.com>
11368 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11369 pseudo in case the target rtx matches the source of the left
11372 2016-02-26 Martin Jambor <mjambor@suse.cz>
11375 * hsa.h (hsa_type_packed_p): Declare.
11376 * hsa.c (hsa_type_packed_p): New function.
11377 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11379 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11380 * hsa-brig.c (emit_basic_insn): Likewise.
11382 2016-02-26 Martin Jambor <mjambor@suse.cz>
11385 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11387 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11389 2016-02-26 Martin Jambor <mjambor@suse.cz>
11391 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11392 hsa_op_with_type operands.
11393 (hsa_unsigned_type_for_type): Declare.
11394 * hsa.c (hsa_unsigned_type_for_type): New function.
11395 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11396 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11397 the finalizer. Do not emit extra move.
11399 2016-02-26 Martin Jambor <mjambor@suse.cz>
11401 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11402 atomic operations in private segment.
11404 2016-02-26 Martin Jambor <mjambor@suse.cz>
11406 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11407 statements to wi->info. Also disallow omp simd constructs.
11408 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11409 for not gridifying. Dump special string for omp_for.
11411 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11414 * config/aarch64/aarch64.c (aarch64_set_current_function):
11415 Save/restore target globals when switching to
11416 target_option_default_node.
11418 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11421 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11422 Return 0 if !SHIFT_COUNT_TRUNCATED.
11424 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11425 Eric Botcazou <ebotcazou@adacore.com>
11427 PR rtl-optimization/69891
11428 * dse.c (scan_insn): If we can't figure out memset arguments
11429 or they are non-constant, call clear_rhs_from_active_local_stores.
11431 2016-02-26 Martin Liska <mliska@suse.cz>
11433 * doc/extend.texi: Mention clog10, clog10f an clog10l
11434 in Builtins section.
11436 2016-02-26 Martin Liska <mliska@suse.cz>
11438 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11440 (resolve_args_picking_1): Likewise.
11441 * dwarf2out.h (struct GTY): Likewise.
11443 2016-02-26 Martin Liska <mliska@suse.cz>
11445 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11446 with flag_checking.
11447 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11449 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11450 Martin Liska <mliska@suse.cz>
11452 * doc/install.texi: Mention --enable-valgrind-annotations.
11454 2016-02-26 Richard Biener <rguenther@suse.de>
11456 PR tree-optimization/69551
11457 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11458 looking through aliases adjust DECL_PT_UID to refer to the
11459 ultimate alias target.
11461 2016-02-25 Martin Liska <mliska@suse.cz>
11463 PR middle-end/69919
11464 * alloc-pool.c (after_memory_report): New variable.
11465 * alloc-pool.h (base_pool_allocator ::release): Do not use
11466 the infrastructure if after_memory_report.
11467 * toplev.c (toplev::main): Mark after memory report.
11469 2016-02-25 Richard Biener <rguenther@suse.de>
11471 PR tree-optimization/48795
11472 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11474 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11477 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11478 offloading is enabled and -fopenacc or -fopenmp is specified.
11479 (CRTOFFLOADEND): Likewise.
11480 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11481 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11482 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11483 (offload_objects_file_name): New static var.
11484 (tool_cleanup): Remove offload_objects_file_name file.
11485 (find_offloadbeginend): Replace with ...
11486 (find_crtoffloadtable): ... this.
11487 (run_gcc): Remove offload_argc and offload_argv.
11488 Get offload_objects_file_name from -foffload-objects=... option.
11489 Read names of object files with offload from this file, pass them to
11490 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11491 don't pass offloadbegin and offloadend to the linker. Don't pass
11492 offload non-LTO files to the linker, because now they're not claimed.
11494 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11497 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11498 on builtin_unreachable.
11500 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11502 PR rtl-optimization/69896
11503 * regcprop.c: Include cfgrtl.h.
11504 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11505 than remembered mode, either delete it (if noop_move_p), or
11506 treat like copy_p but not noop_p instruction.
11508 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11511 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11512 - allow NULL decl for Fortran DW_TAG_common_block variables.
11514 2016-02-24 Jason Merrill <jason@redhat.com>
11516 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11518 2016-02-24 Richard Biener <rguenther@suse.de>
11519 Jakub Jelinek <jakub@redhat.com>
11521 PR middle-end/69760
11522 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11523 conditionally executed ops to well-defined overflow behavior.
11525 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11527 PR middle-end/69915
11528 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11531 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11533 PR rtl-optimization/69886
11534 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11535 argument. Use it when checking validity of set instructions.
11536 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11537 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11539 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11540 * store-motion.c (find_moveable_store): Update
11541 can_assign_to_reg_without_clobbers_p callsite.
11543 2016-02-24 Richard Biener <rguenther@suse.de>
11545 PR middle-end/68963
11546 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11548 (record_nonwrapping_iv): Do not fall back to the low/high bound
11549 for non-constant IV bases if the stmt is not always executed.
11551 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11553 * config/arm/arm-cores.def (cortex-a32): New entry.
11554 * config/arm/arm-tables.opt: Regenerate.
11555 * config/arm/arm-tune.md: Regenerate.
11556 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11557 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11558 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11559 for -mcpu and -mtune.
11561 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11564 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11565 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11566 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11567 (atomic_loaddi_1): Delete.
11568 (atomic_loaddi): Rewrite expander using the above changes.
11570 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11573 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11576 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11577 Richard Biener <rguenth@suse.de>
11579 PR middle-end/69909
11580 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11581 set_mem_attributes if tem is SSA_NAME which got expanded
11584 2016-02-24 Richard Biener <rguenther@suse.de>
11586 PR tree-optimization/69907
11587 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11588 end of permutations for BB vectorization.
11590 2016-02-24 Christian Bruel <christian.bruel@st.com>
11592 * config/arm/arm-c.c (arm_option_override): Initialize
11593 target_option_current_node.
11594 * config/arm/arm.c (arm_pragma_target_parse): Replace
11595 build_target_option_node call by target_option_current_node.
11596 Set target_option_current_node.
11599 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
11602 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
11603 define_insn_and_split to define_insn.
11604 (zero_extendqi<mode>2_dot2): Same.
11605 (extendqi<mode>2_dot): Same.
11606 (extendqi<mode>2_dot2): Same.
11608 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11610 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
11611 and add bypass for AES{D,E} and AESMC pairs.
11612 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
11615 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
11617 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
11618 series for reciprocal square root in Exynos M1.
11620 2016-02-23 Martin Sebor <msebor@redhat.com>
11623 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
11624 __builtin_alloca_with_align.
11626 2016-02-23 Richard Henderson <rth@redhat.com>
11628 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
11629 (ix86_register_pragmas): Remove __seg_tls.
11630 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
11631 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
11632 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
11633 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
11634 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
11635 * doc/extend.texi (__seg_tls): Remove item.
11637 2016-02-23 Richard Biener <rguenther@suse.de>
11639 * alloc-pool.h (struct allocation_object): Make id member
11640 conditional on CHECKING_P again.
11641 (get_instance): Adjust.
11642 (base_pool_allocator): Likewise.
11644 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
11646 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
11647 (parallelize_loops): In OpenACC kernels mode, set n_threads to
11649 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
11651 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
11653 2016-02-23 Richard Biener <rguenther@suse.de>
11655 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
11656 * bitmap.h (struct bitmap_usage): Likewise.
11657 (bitmap_move): Declare.
11658 * bitmap.c (register_overhead): Take size_t argument.
11659 (bitmap_move): New function.
11660 * df-problems.c (df_rd_transfer_function): Use bitmap_move
11661 to properly account overhead.
11662 * tree.c (free_node): Use tree_size.
11664 2016-02-23 Jakub Jelinek <jakub@redhat.com>
11667 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
11668 when inverting comparison.
11671 * common.opt (Wunreachable-code): Add Warning flag.
11673 2016-02-23 Mark Wielaard <mjw@redhat.com>
11674 Jakub Jelinek <jakub@redhat.com>
11677 * cgraphunit.c (check_global_declaration): Check main_input_filename
11678 and DECL_SOURCE_FILE are not NULL.
11680 2016-02-23 Martin Jambor <mjambor@suse.cz>
11682 PR tree-optimization/69666
11683 * tree-sra.c (sra_modify_assign): Do not attempt to create
11684 default_def replacements for unscalarizable regions.
11686 2016-02-20 Mark Wielaard <mjw@redhat.com>
11689 * cgraphunit.c (check_global_declaration): Check level of
11690 warn_unused_const_variable and main_input_filename.
11691 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
11692 (-Wunused-variable): For C implies -Wunused-const-variable=1.
11693 (-Wunused-const-variable): Explain levels 1 and 2.
11695 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11698 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
11699 identical arguments. Formatting and spelling fixes.
11702 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
11707 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
11708 and m68k-devices.def.
11709 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
11710 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
11712 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
11714 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
11715 and HImode registers.
11717 2016-02-22 Richard Biener <rguenther@suse.de>
11719 PR tree-optimization/69882
11720 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
11721 preserve permutations present because of gaps.
11722 (vect_supported_load_permutation_p): Always continue checking
11723 permutations after vect_attempt_slp_rearrange_stmts.
11725 2016-02-22 Bin Cheng <bin.cheng@arm.com>
11727 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
11728 min_profitable_estimate, rather than min_profitable_iters.
11730 2016-02-22 Jakub Jelinek <jakub@redhat.com>
11733 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
11734 SImode for last match_operand.
11736 2016-02-22 Martin Liska <mliska@suse.cz>
11738 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
11739 return bitsize - 1 as the return value.
11741 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
11745 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
11746 Handle negative shift counts.
11747 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
11748 force_reg on the shift constant.
11749 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
11750 (lshrsi3_d): Handle negative shift counts.
11752 2016-02-22 Richard Biener <rguenther@suse.de>
11753 Tom de Vries <tom@codesourcery.com>
11755 * graph.c: Include dumpfile.h.
11756 (print_graph_cfg): Split into three overloads.
11757 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
11759 2016-02-22 Tom de Vries <tom@codesourcery.com>
11761 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
11764 2016-02-22 Richard Biener <rguenther@suse.de>
11767 * ipa-inline-transform.c (inline_call): When not updating
11768 overall summaries adjust self size by the growth estimate.
11769 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
11770 hash-set, do not update overall summaries here. Renamed from ...
11771 (inline_to_all_callers): ... this which is now wrapping the
11772 above and performing delayed overall summary update.
11773 (early_inline_small_functions): Delay updating of the overall
11776 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
11778 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
11781 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11784 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
11785 :%* in %:gt() argument.
11786 (greater_than_spec_func): Adjust for expecting only numbers,
11787 if there are more than two numbers, compare the last two.
11789 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
11791 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
11792 -Wnarrowing with -std.
11794 2016-02-19 Jakub Jelinek <jakub@redhat.com>
11797 * expr.c (store_field): Don't use bit-field path if exp is
11798 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
11799 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
11800 and the assignment can be performed by bitwise copy. Formatting
11803 PR middle-end/69838
11804 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
11805 call copy_reg_eh_region_note_forward on before and/or after sequences
11806 and remove note from insn if it no longer can throw.
11809 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
11810 if TARGET_AVX512BW.
11812 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11814 * config/s390/vector.md: Add missing commutative operand markers
11815 to the patterns which qualify for one.
11816 * config/s390/vx-builtins.md: Likewise.
11818 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11820 * config/s390/vector.md (VI, VI_QHS): Add single element vector
11821 types to mode iterators.
11822 (vec_double): ... and mode attribute.
11823 * config/s390/vx-builtins.md (non_vec_int): Likewise.
11825 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11827 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
11828 Change the predicate of op2 from nonimmediate to general and let
11829 reload fix it if necessary.
11831 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11833 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
11835 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11837 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
11840 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11842 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
11843 * config/s390/s390.c (s390_expand_vec_movstr): New function.
11844 * config/s390/s390.md ("movstr<P:mode>"): Call
11845 s390_expand_vec_movstr.
11847 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11849 * config/s390/s390.md: Add missing output modifier for operand 1
11850 to print it as address properly.
11852 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11854 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
11855 * config/s390/2964.md: New file.
11856 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
11857 of insn grouping attributes depending on the CPU level.
11858 (s390_get_unit_mask): New function.
11859 (s390_sched_score): Remove the OOO from the scheduling macros.
11860 Add loop to calculate a score for the instruction mix.
11861 (s390_sched_reorder): Likewise plus improve debug output.
11862 (s390_sched_variable_issue): Rename macros as above. Calculate
11863 the unit distances after actually scheduling an insn. Improve
11865 (s390_sched_init): Clear last_scheduled_unit_distance array.
11866 * config/s390/s390.md: Include 2964.md.
11868 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11871 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
11872 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
11873 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
11874 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
11875 *avx512f_<code>v8div16qi2_mask_1): New insns.
11877 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11880 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
11883 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
11884 earlyclobber from target. Use wF constraint for fused memory
11886 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
11888 2016-02-18 Jakub Jelinek <jakub@redhat.com>
11889 Martin Liska <mliska@suse.cz>
11892 * cfgexpand.c (asan_sanitize_stack_p): New function.
11893 (partition_stack_vars): Use the function.
11894 (expand_stack_vars): Likewise.
11895 (defer_stack_allocation): Likewise.
11896 (expand_used_vars): Likewise.
11898 2016-02-18 Richard Biener <rguenther@suse.de>
11900 PR middle-end/69553
11901 * fold-const.c (operand_equal_p): Properly compare offsets for
11902 IMAGPART_EXPR and ARRAY_REF.
11904 2016-02-18 Nick Clifton <nickc@redhat.com>
11908 * config/arm/arm.c (arm_option_override_internal): Disable
11909 interworking if the target does not support thumb instructions.
11910 (arm_reload_in_hi): Handle the case where a register to register
11911 move needs reloading because there is no simple pattern to handle
11913 (arm_reload_out_hi): Likewise.
11915 2016-02-18 Richard Biener <rguenther@suse.de>
11917 PR middle-end/69854
11918 * match.pd: Don't use fold_binary or fold_unary for folding
11921 2016-02-17 Jakub Jelinek <jakub@redhat.com>
11924 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
11925 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
11926 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
11927 warn on gimple_no_warning_p statements.
11929 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
11931 * doc/extend.texi (C++ Attributes): Correct description of
11932 warn_unused type attribute.
11934 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11936 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
11937 correct instruction.
11939 2016-02-17 Richard Biener <rguenther@suse.de>
11941 PR rtl-optimization/69609
11942 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
11943 (find_traces_1_round): When ending a trace update cached priority
11945 (bb_to_key): Use cached priority when available.
11946 (copy_bb): Initialize cached priority.
11947 (reorder_basic_blocks_software_trace_cache): Likewise.
11949 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11952 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
11954 (aarch64_comparison_operator): Break overly long line into two.
11955 (aarch64_comparison_operation): Likewise.
11956 * config/aarch64/aarch64.md (cstorecc4): Use
11957 aarch64_comparison_operator_mode instead of
11958 aarch64_comparison_operator.
11959 (cstore<mode>4): Likewise.
11960 (aarch64_cstore<mode>): Likewise.
11961 (*cstoresi_insn_uxtw): Likewise.
11962 (cstore<mode>_neg): Likewise.
11963 (*cstoresi_neg_uxtw): Likewise.
11965 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11968 * config/arm/predicates.md (arm_comparison_operator_mode):
11970 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
11971 instead of arm_comparison_operator.
11972 (*mov_negscc): Likewise.
11973 (*mov_notscc): Likewise.
11974 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
11975 (*thumb2_mov_negscc): Likewise.
11976 (*thumb2_mov_negscc_strict_it): Likewise.
11977 (*thumb2_mov_notscc): Likewise.
11978 (*thumb2_mov_notscc_strict_it): Likewise.
11980 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
11982 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
11983 Add missing return.
11985 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
11987 * config/visium/visium.c (machine_libfunc_index): New enum.
11988 (machine_libfuncs): New structure.
11989 (visium_libfuncs): New static variable.
11990 (TARGET_INIT_LIBFUNCS): Define to...
11991 (visium_init_libfuncs): ...this. New function.
11992 (expand_block_move_4): Use the appropriate libfunc.
11993 (expand_block_move_2): Likewise.
11994 (expand_block_move_1): Likewise.
11995 (expand_block_set_4): Likewise.
11996 (expand_block_set_2): Likewise.
11997 (expand_block_set_1): Likewise.
11998 (visium_trampoline_init): Likewise.
12000 2016-02-17 Nick Clifton <nickc@redhat.com>
12002 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
12003 TI's devices.csv file as of March 2016.
12005 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
12008 * opts-global.c (handle_common_deferred_options): Introduce and
12009 initialize two global variables to remember command-line options
12010 specifying a stack-limiting register.
12011 * opts.h: Add extern declarations of the two new global variables.
12012 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
12013 variable based on the values of the two new global variables.
12015 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12018 * common.opt (Wnonnull-compare): New warning.
12019 * doc/invoke.texi (-Wnonnull): Remove text about comparison
12020 of arguments against NULL.
12021 (-Wnonnull-compare): Document.
12022 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
12023 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
12024 * passes.def (pass_warn_nonnull_compare): Add.
12025 * gimple-ssa-nonnull-compare.c: New file.
12027 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12029 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
12030 AARCH64_EXTRA_TUNE_RECIP_SQRT.
12032 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12034 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
12035 reciprocal sqrt for -mlow-precision-recip-sqrt.
12037 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12038 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12040 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
12041 always use lane loads to construct non-constant vectors.
12043 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12045 * config/aarch64/aarch64.md
12046 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
12047 constraints for operand 3.
12048 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
12050 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12051 Richard Biener <rguenther@suse.de>
12053 PR tree-optimization/69820
12054 * tree-vect-patterns.c (type_conversion_p): Return false if
12055 *orig_type is unsigned single precision or boolean.
12056 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
12059 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12061 PR rtl-optimization/69764
12062 PR rtl-optimization/69771
12063 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
12064 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
12066 2016-02-16 Richard Biener <rguenther@suse.de>
12068 PR tree-optimization/69776
12069 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
12071 (indirect_refs_may_alias_p): Likewise.
12072 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
12073 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
12074 according to tbaa_p.
12075 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
12076 (optimize_stmt): For redundant store discovery do not allow tbaa.
12078 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
12080 PR tree-optimization/69714
12081 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
12082 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
12084 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
12086 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
12087 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
12088 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
12089 * config/arc/arc.c (arc_init): Check FPU options.
12090 (get_arc_condition_code): Handle new CC_FPU* modes.
12091 (arc_select_cc_mode): Likewise.
12092 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
12093 register pair only. Allow access for ARCv2 accumulator.
12094 (gen_compare_reg): Whenever we have FPU support use FPU compare
12096 (arc_reorg): Don't generate brcc insns when FPU compare
12097 instructions are involved.
12098 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
12099 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
12100 floating point emulation.
12101 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
12102 (REVERSE_CONDITION): Add new CC_FPU* modes.
12103 (TARGET_FP_SP_BASE): Define.
12104 (TARGET_FP_DP_BASE): Likewise.
12105 (TARGET_FP_SP_FUSED): Likewise.
12106 (TARGET_FP_DP_FUSED): Likewise.
12107 (TARGET_FP_SP_CONV): Likewise.
12108 (TARGET_FP_DP_CONV): Likewise.
12109 (TARGET_FP_SP_SQRT): Likewise.
12110 (TARGET_FP_DP_SQRT): Likewise.
12111 (TARGET_FP_DP_AX): Likewise.
12112 * config/arc/arc.md (ARCV2_ACC): New constant.
12113 (type): New fpu type attribute.
12114 (SDF): Conditional iterator.
12115 (cstore<mode>, cbranch<mode>): Change expand condition.
12116 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
12117 handles FPU/FPX cases as well.
12118 * config/arc/arc.opt (mfpu): New option.
12119 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
12121 (adddf3, muldf3, subdf3): Removed.
12122 * config/arc/predicates.md (proper_comparison_operator): Recognize
12124 * config/arc/fpu.md: New file.
12125 * doc/invoke.texi (ARC Options): Document mfpu option.
12127 2016-02-16 Richard Biener <rguenther@suse.de>
12129 PR rtl-optimization/69291
12130 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
12131 noce_operand_ok check.
12133 2016-02-16 Tom de Vries <tom@codesourcery.com>
12136 * omp-low.c (simd_clone_create): Remove call to
12137 symtab->call_cgraph_insertion_hooks.
12139 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12141 PR tree-optimization/69802
12142 * tree-ssa-reassoc.c (update_range_test): If op is
12143 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
12144 op == 1 test of precision 1 integral op, otherwise handle
12145 that case as op itself. Fix up formatting.
12146 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
12149 2016-02-16 Richard Biener <rguenther@suse.de>
12151 PR tree-optimization/69586
12152 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
12153 types for conversion sources.
12155 2016-02-16 Richard Biener <rguenther@suse.de>
12157 PR middle-end/69801
12158 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
12159 mask OEP_ADDRESS_OF.
12161 2016-02-16 Alan Modra <amodra@gmail.com>
12164 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
12165 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
12166 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
12168 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
12169 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
12170 (p8_fmrgow_<mode>): Likewise.
12171 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
12173 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
12174 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
12175 to use movdi_internal64. Remove op0_di.
12176 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
12178 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
12180 Add support for the FCCMP insn types
12182 * config/aarch64/aarch64.md (fccmp): Change insn type.
12183 (fccmpe): Likewise.
12184 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
12185 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
12186 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
12187 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
12188 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
12189 * config/arm/types.md (fccmps): Add new insn type.
12190 (fccmpd): Likewise.
12192 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12194 * alias.c (get_alias_set): Fix a typo in comment.
12196 2016-02-15 Richard Biener <rguenther@suse.de>
12198 PR tree-optimization/69595
12199 * match.pd: Complete range test simplification to true.
12201 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
12203 PR rtl-optimization/69648
12204 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12205 pic_offset_table_rtx.
12207 PR rtl-optimization/69752
12208 * ira.c (update_equiv_regs): When looking for more than a single SET,
12209 also take other side effects into account.
12211 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12213 * config/s390/s390.c (s390_function_profiler): Add a new sequence
12214 for z900+ CPUs in 31-bit mode.
12216 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12218 * common/config/s390/s390-common.c (s390_supports_split_stack):
12220 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
12221 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
12222 * config/s390/s390.c (struct machine_function): New field
12223 split_stack_varargs_pointer.
12224 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
12225 in s390_emit_prologue.
12226 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
12228 (morestack_ref): New global.
12229 (SPLIT_STACK_AVAILABLE): New macro.
12230 (s390_expand_split_stack_prologue): New function.
12231 (s390_live_on_entry): New function.
12232 (s390_va_start): Use split-stack vararg pointer if appropriate.
12233 (s390_asm_file_end): Emit the split-stack note sections.
12234 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
12235 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
12236 (UNSPECV_SPLIT_STACK_CALL): New unspec.
12237 (UNSPECV_SPLIT_STACK_DATA): New unspec.
12238 (split_stack_prologue): New expand.
12239 (split_stack_space_check): New expand.
12240 (split_stack_data): New insn.
12241 (split_stack_call): New expand.
12242 (split_stack_call_*): New insn.
12243 (split_stack_cond_call): New expand.
12244 (split_stack_cond_call_*): New insn.
12246 2016-02-15 Richard Biener <rguenther@suse.de>
12248 PR tree-optimization/69783
12249 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12250 Add trivially correct cases.
12252 2016-02-15 Tom de Vries <tom@codesourcery.com>
12255 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
12257 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
12259 2016-02-15 Richard Biener <rguenther@suse.de>
12261 PR tree-optimization/69776
12262 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12263 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
12264 indicate whether we can use TBAA to disambiguate against stores.
12265 Use alias-set zero if not.
12266 (visit_reference_op_store): Do not use TBAA when looking up
12268 * tree-ssa-pre.c (compute_avail): Use TBAA here.
12269 (eliminate_dom_walker::before_dom_children): But not when looking
12270 up redundant stores.
12272 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
12274 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
12276 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12278 * config/i386/znver1.md
12279 (znver1_pop, znver1_pop_mem,
12280 znver1_load_imov_double_store,
12281 znver1_load_imov_direct_store,
12282 znver1_load_imov_direct_load,
12283 znver1_load_imov_double_load): Add new.
12284 (znver1_insn, znver1_insn_load): Add icmov type.
12285 (znver1_sseavx_fma,
12286 znver1_sseavx_fma_load,
12288 znver1_avx256_fma_load): Fix pipe usage.
12290 2016-02-14 Alan Modra <amodra@gmail.com>
12293 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
12294 with an invalid hard reg, reload just the reg not the entire
12295 pre/post-inc/dec address expression.
12297 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12300 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
12301 fixed R1_REG scratch reg.
12302 (sibcall_value_pcrel_fdpic): Likewise.
12304 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12308 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
12310 2016-02-12 Walter Lee <walt@tilera.com>
12312 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
12313 * config/tilegx/t-tilegx: Likewise.
12315 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12318 * diagnostic-show-locus.c (struct line_span): New struct.
12319 (layout::get_first_line): Delete.
12320 (layout::get_last_line): Delete.
12321 (layout::get_num_line_spans): New member function.
12322 (layout::get_line_span): Likewise.
12323 (layout::print_heading_for_line_span_index_p): Likewise.
12324 (layout::get_expanded_location): Likewise.
12325 (layout::calculate_line_spans): Likewise.
12326 (layout::m_first_line): Delete.
12327 (layout::m_last_line): Delete.
12328 (layout::m_line_spans): New field.
12329 (layout::layout): Update comment. Replace m_first_line and
12330 m_last_line with m_line_spans, replacing their initialization
12331 with a call to calculate_line_spans.
12332 (diagnostic_show_locus): When printing source lines and
12333 annotations, rather than looping over a single span
12334 of lines, instead loop over each line_span within
12335 the layout, with an inner loop over the lines within them.
12336 Call the context's start_span callback when changing line spans.
12337 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12338 (diagnostic_build_prefix): Break out the building of the location
12339 part of the string into...
12340 (diagnostic_get_location_text): ...this new function, rewriting
12341 it from nested ternary expressions to a sequence of "if"
12343 (default_diagnostic_start_span_fn): New function.
12344 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12345 (diagnostic_context::start_span): New field.
12346 (default_diagnostic_start_span_fn): New prototype.
12348 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12351 * gcc.c (driver::finalize): Fix cleanup of "specs".
12353 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12357 * gcc.c (driver::driver): Initialize m_option_suggestions.
12358 (driver::~driver): Clean up m_option_suggestions.
12359 (suggest_option): Convert to...
12360 (driver::suggest_option): ...this, and split out into
12361 driver::build_option_suggestions and find_closest_string.
12362 (driver::build_option_suggestions): New function, from
12363 first half of suggest_option. Special-case
12364 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12365 the sanitizer_opts array. For options of enum types, add the
12366 various enum values to the candidate strings.
12367 (driver::handle_unrecognized_options): Remove "const".
12368 * gcc.h (driver::handle_unrecognized_options): Likewise.
12369 (driver::build_option_suggestions): New decl.
12370 (driver::suggest_option): New decl.
12371 (driver::m_option_suggestions): New field.
12372 * opts-common.c (add_misspelling_candidates): New function.
12373 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12374 and make non-static.
12375 * opts.h (sanitizer_opts): New array decl.
12376 (add_misspelling_candidates): New function decl.
12377 * spellcheck.c (find_closest_string): New function.
12378 * spellcheck.h (find_closest_string): New function decl.
12380 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12382 PR rtl-optimization/69764
12383 PR rtl-optimization/69771
12384 * optabs.c (expand_binop_directly): For shift_optab_p, force
12385 convert_modes with VOIDmode if xop1 has VOIDmode.
12387 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12390 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12391 to correctly determine instrumentation thunks.
12393 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12396 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12397 type by reference, force lhs on the call.
12400 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12401 Compute retval and retbnd early in all cases if split_part_return_p
12402 and return_bb is not EXIT. Remove all clobber stmts and reset
12403 all debug stmts that refer to SSA_NAMEs defined in split part,
12404 except if it is retval, in that case replace the old retval with the
12405 lhs of the call to the split part.
12407 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12410 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12412 PR middle-end/66726
12413 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12414 whose result is used in PHI.
12415 (maybe_optimize_range_tests): Likewise.
12416 (final_range_test_p): Likweise.
12418 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12420 PR middle-end/66726
12421 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12422 whose result is used in PHI.
12423 (maybe_optimize_range_tests): Likewise.
12424 (final_range_test_p): Likweise.
12426 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12428 * cgraph.c: Spelling fixes - behaviour -> behavior and
12429 neighbour -> neighbor.
12430 * target.def: Likewise.
12431 * sel-sched.c: Likewise.
12432 * config/mips/mips.c: Likewise.
12433 * config/arc/arc.md: Likewise.
12434 * config/arm/cortex-a57.md: Likewise.
12435 * config/arm/arm.c: Likewise.
12436 * config/arm/neon.md: Likewise.
12437 * config/arm/arm-c.c: Likewise.
12438 * config/vms/vms-c.c: Likewise.
12439 * config/s390/s390.c: Likewise.
12440 * config/i386/znver1.md: Likewise.
12441 * config/i386/i386.c: Likewise.
12442 * config/ia64/hpux-unix2003.h: Likewise.
12443 * config/msp430/msp430.md: Likewise.
12444 * config/rx/rx.c: Likewise.
12445 * config/rx/rx.md: Likewise.
12446 * config/aarch64/aarch64-simd.md: Likewise.
12447 * config/aarch64/aarch64.c: Likewise.
12448 * config/nvptx/nvptx.c: Likewise.
12449 * config/bfin/bfin.c: Likewise.
12450 * config/cris/cris.opt: Likewise.
12451 * config/rs6000/rs6000.c: Likewise.
12452 * target.h: Likewise.
12453 * spellcheck.c: Likewise.
12454 * ira-build.c: Likewise.
12455 * tree-inline.c: Likewise.
12456 * builtins.c: Likewise.
12457 * lra-constraints.c: Likewise.
12458 * explow.c: Likewise.
12459 * hwint.h: Likewise.
12460 * targhooks.c: Likewise.
12461 * tree-vect-data-refs.c: Likewise.
12462 * expr.c: Likewise.
12463 * doc/tm.texi: Likewise.
12464 * doc/extend.texi: Likewise.
12465 * doc/install.texi: Likewise.
12466 * doc/md.texi: Likewise.
12467 * tree-ssa-tail-merge.c: Likewise.
12468 * sched-int.h: Likewise.
12469 * match.pd: Likewise.
12470 * sched-ebb.c: Likewise.
12471 * target.def (omit_struct_return_reg): Likewise.
12472 * gimple-ssa-isolate-paths.c: Likewise.
12473 (find_implicit_erroneous_behaviour): Renamed to...
12474 (find_implicit_erroneous_behavior): ... this.
12475 (find_explicit_erroneous_behaviour): Renamed to...
12476 (find_explicit_erroneous_behavior): ... this.
12477 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12479 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12481 PR rtl-optimization/64682
12482 PR rtl-optimization/69567
12483 PR rtl-optimization/69737
12484 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12485 in I2 as well, just lose it.
12487 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12489 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12491 (aarch64_last_printed_tune_string): Likewise.
12492 (aarch64_declare_function_name): Only output .arch assembler
12493 directive if it will be different from the previously output
12494 directive. Same for .tune comment but only if -dA is set.
12495 (aarch64_start_file): New function.
12496 (TARGET_ASM_FILE_START): Define.
12498 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12501 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12503 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12506 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12507 -Wmaybe-uninitialized warning.
12509 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12512 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12514 2016-02-11 Richard Biener <rguenther@suse.de>
12516 PR rtl-optimization/69291
12517 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12518 subexpressions affected by changing the result.
12520 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12523 * lra-constraints.c (curr_insn_transform): Find in/out operands
12524 for secondary memory moves. Update dups.
12526 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12528 PR tree-optimization/69652
12529 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12530 to nested loop, did source re-formatting, skip debug statements,
12531 add check on statement with volatile operand, remove dead scalar
12534 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12535 Patrick Palka <ppalka@gcc.gnu.org>
12539 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12540 calls if the return type is TREE_ADDRESSABLE.
12541 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12542 * ipa-split.c (split_function): Fix doubled "we" in comment.
12543 Use void return type for the split part even if
12544 !split_point->split_part_set_retval.
12546 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12548 PR tree-optimization/68021
12549 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12550 when computing the value of biv cand by itself.
12552 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12554 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12555 (cortexa57_tunings): Likewise.
12556 (cortexa72_tunings): Likewise.
12557 (arch_macro_fusion_pair_p): Add support for AES fusion.
12558 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12559 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12560 Allow virtual registers before reload so early scheduling works.
12561 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12562 correct latency and pipeline.
12563 (cortex_a57_crypto_complex): Likewise.
12564 (cortex_a57_crypto_xor): Likewise.
12565 (define_bypass): Add AES bypass.
12567 2016-02-10 Richard Biener <rguenther@suse.de>
12569 PR tree-optimization/69726
12570 * passes.def: Add DCE pass before late uninit.
12571 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12572 really fixup if-conversions job.
12574 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12576 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12577 (arm_cortex_a57_tune): Likewise.
12578 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12579 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12581 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12583 * timevar.def (TV_PHASE_DBGINFO): Delete.
12584 (TV_PHASE_CHECK_DBGINFO): Likewise.
12585 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12587 2016-02-10 Richard Biener <rguenther@suse.de>
12589 PR tree-optimization/69719
12590 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12591 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
12593 2016-02-09 Andrew Pinski <apinski@cavium.com>
12596 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
12597 get_vcond_mask_icode returns false.
12599 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12602 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
12603 an ADDIS that adds a pointer to a large constant that sets the
12604 upper16 bits with a load operation.
12606 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12609 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
12611 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
12613 (vzipq_s16): Likewise.
12614 (vzipq_s32): Likewise.
12615 (vzipq_f32): Likewise.
12616 (vzipq_u8): Likewise.
12617 (vzipq_u16): Likewise.
12618 (vzipq_u32): Likewise.
12619 (vzipq_p8): Likewise.
12620 (vzipq_p16): Likewise.
12622 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
12625 * config/arm/arm.c (neon_endian_lane_map): New function.
12626 (neon_vector_pair_endian_lane_map): New function.
12627 (arm_evpc_neon_vuzp): Allow for big endian lane order.
12628 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
12630 (vuzpq_s16): Likewise.
12631 (vuzpq_s32): Likewise.
12632 (vuzpq_f32): Likewise.
12633 (vuzpq_u8): Likewise.
12634 (vuzpq_u16): Likewise.
12635 (vuzpq_u32): Likewise.
12636 (vuzpq_p8): Likewise.
12637 (vuzpq_p16): Likewise.
12639 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
12642 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
12645 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
12647 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
12648 truncate const_int operand 1 to QImode.
12650 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
12652 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
12653 corresponding to an abnormal edge.
12655 2016-02-09 Tom de Vries <tom@codesourcery.com>
12657 PR tree-optimization/69599
12658 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
12660 (find_func_aliases_for_builtin_call, find_func_clobbers)
12661 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
12664 2016-02-09 Richard Biener <rguenther@suse.de>
12666 PR tree-optimization/69715
12667 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
12668 LHS on calls as non-rewritable.
12670 2016-02-09 Tom de Vries <tom@codesourcery.com>
12673 * lto-wrapper.c (append_diag_options): New function.
12674 (compile_offload_image): Call append_diag_options.
12676 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
12679 * doc/extend.texi (Flag Output Operands): Correct sectioning.
12680 Minor copy-edit to fix verb tenses.
12682 2016-02-08 Jakub Jelinek <jakub@redhat.com>
12684 PR tree-optimization/69209
12685 * ipa-split.c (split_function): If split part is not
12686 returning retval, retval has gimple type but is not
12687 gimple value, force it into a SSA_NAME first.
12689 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
12691 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
12694 2016-02-08 Jason Merrill <jason@redhat.com>
12697 * convert.c (convert_to_integer_1): Check dofold on truncation
12699 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
12700 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
12701 Rename from *_nofold.
12702 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
12703 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
12705 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
12708 * tree.c (build_common_tree_nodes): Remove short_double argument.
12709 All callers changed.
12710 * tree.h (build_common_tree_nodes): Adjust declaration.
12711 * doc/invoke.texi (-fshort-double): Remove documentation.
12712 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12713 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
12714 * lto-wrapper.c (merge_and_complain, append_compiler_options)
12715 (append_linker_options): Don't handle OPT_fshort_double.
12717 PR rtl-optimization/68730
12718 * lra-remat.c (insn_to_cand_activation): New static variable.
12719 (lra_remat): Allocate and free it.
12720 (create_cand): New arg activation. Initialize a field in
12721 insn_to_cand_activation if it is nonnull.
12722 (create_cands): Pass the activation insn to create_cand when making
12723 a candidate involving an output reload. Reorganize code a little.
12724 (do_remat): Keep track of active status of candidates in a separate
12727 2016-02-08 Richard Biener <rguenther@suse.de>
12729 PR tree-optimization/69719
12730 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12731 Properly use absolute of the difference of the two offsets to
12732 compare or adjust the segment length.
12734 2016-02-08 Richard Biener <rguenther@suse.de>
12735 Jeff Law <law@redhat.com>
12738 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
12739 types for anonymous SSA names.
12741 2016-02-08 Richard Biener <rguenther@suse.de>
12743 PR rtl-optimization/69274
12744 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
12746 2016-02-08 Jeff Law <law@redhat.com>
12748 PR tree-optimization/65917
12749 * tree-ssa-dom.c (record_temporary_equivalences): Record both
12750 equivalences from if (x == y) style conditionals.
12751 (loop_depth_of_name): Remove.
12752 (record_equality): Remove loop depth check.
12753 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
12754 (const_and_copies::record_const_or_copy_raw): New member function.
12755 * tree-ssa-scopedtables.c
12756 (const_and_copies::record_const_or_copy_raw): New, factored out of
12757 (const_and_copies::record_const_or_copy): Call new member function.
12759 2016-02-05 Jeff Law <law@redhat.com>
12761 PR tree-optimization/68541
12762 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
12763 (count_stmts_in_block): New function.
12764 (poor_ifcvt_candidate_code): Likewise.
12765 (is_feasible_trace): Add some heuristics to determine when path
12766 splitting is profitable.
12767 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
12768 is a diamond with a single exit.
12770 2016-02-05 Martin Sebor <msebor@redhat.com>
12773 * doc/invoke.texi: Update -Wplacement-new to take an optional
12776 2016-02-06 Richard Henderson <rth@redhat.com>
12779 * tree.c (tree_nop_conversion_p): Do not strip casts into or
12780 out of non-standard address spaces.
12782 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12784 PR rtl-optimization/69691
12785 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
12787 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
12789 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
12790 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
12791 (*ieee128_mfvsrd_64bit): Likewise.
12792 (*ieee128_mfvsrd_32bit): Likewise.
12794 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
12798 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12800 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12801 instrumented_version.
12803 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
12805 * doc/invoke.texi (Optimize Options): In table of --param options
12806 rename second occurrence of tracer-min-branch-ratio to
12807 tracer-min-branch-probability, rename
12808 tracer-min-branch-ratio-feedback to
12809 tracer-min-branch-probability-feedback and clarify description,
12810 rename sched-spec-state-edge-prob-cutoff to
12811 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
12812 to selsched-insns-to-rename, rename lto-minpartition to
12813 lto-min-partition, delete reorder-blocks-duplicate and
12814 reorder-blocks-duplicate-feedback.
12816 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12818 * config/s390/s390.c (s390_register_info_set_ranges): Remove
12821 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
12823 * doc/extend.texi: S/390: Correct some typos.
12825 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12827 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
12829 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12832 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
12833 (s390_register_info_gprtofpr): Use new macros above.
12834 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
12836 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
12837 its name. Adjust restore and save gpr ranges.
12838 (s390_register_info_set_ranges): New function.
12839 (s390_register_info): Use new macros above. Call
12840 s390_register_info_set_ranges.
12841 (s390_optimize_register_info): Likewise.
12842 (s390_hard_regno_rename_ok): Use new macros.
12843 (s390_hard_regno_scratch_ok): Likewise.
12844 (s390_emit_epilogue): Likewise.
12845 (s390_can_use_return_insn): Likewise.
12846 (s390_optimize_prologue): Likewise.
12847 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
12849 2016-02-05 Jakub Jelinek <jakub@redhat.com>
12852 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
12854 (ix86_option_override_internal): Disable TARGET_STV even for
12855 -m{incoming,preferred}-stack-boundary=3.
12857 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12859 * config.gcc: Mark deprecated rtems targets as obsolete.
12861 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
12863 PR rtl-optimization/64682
12864 PR rtl-optimization/69567
12865 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
12866 before I2 only if the register is both used and set in I2.
12868 2016-02-04 DJ Delorie <dj@redhat.com>
12870 * config/msp430/msp430.c (msp430_start_function): Add function type.
12872 2016-02-04 Jakub Jelinek <jakub@redhat.com>
12875 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
12877 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
12879 PR rtl-optimization/69577
12881 2015-10-29 Richard Henderson <rth@redhat.com>
12885 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
12886 sse check to the exact conditions of PR 67609.
12888 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12891 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
12892 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
12893 not allowed into the traditional Altivec registers.
12894 (movtd_64bit_nodm): Likewise.
12895 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
12897 2016-02-04 David Malcolm <dmalcolm@redhat.com>
12899 * config/aarch64/cortex-a57-fma-steering.c
12900 (aarch64_register_fma_steering): Remove "static" from arguments
12903 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
12906 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
12907 twice when complex.
12909 2016-02-04 Mike Frysinger <vapier@gentoo.org>
12911 * doc/invoke.texi: Delete -mno-fma4.
12913 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
12915 PR rtl-optimization/69577
12916 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
12917 (find_subregs_of_mode): Update accordingly. Iterate over partial
12920 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
12922 * config/arm/arm-protos.h (neon_reinterpret): Remove.
12923 * config/arm/arm.c (neon_reinterpret): Remove.
12924 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
12925 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
12926 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
12927 vreinterpretti): Remove.
12928 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
12929 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
12930 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
12931 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
12932 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
12933 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
12934 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
12935 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
12936 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
12937 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
12938 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
12939 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
12940 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
12941 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
12942 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
12943 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
12944 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
12945 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
12946 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
12947 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
12948 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
12949 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
12950 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
12951 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
12952 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
12953 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
12954 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
12955 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
12956 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
12957 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
12958 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
12959 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
12960 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
12961 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
12962 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
12963 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
12964 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
12965 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
12966 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
12967 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
12968 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
12969 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
12970 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
12971 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
12972 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
12973 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
12974 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
12975 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
12976 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
12977 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
12978 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
12979 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
12980 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
12981 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
12982 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
12983 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
12984 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
12985 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
12986 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
12987 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
12988 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
12989 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
12990 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
12991 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
12992 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
12993 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
12994 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
12995 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
12996 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
12997 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
12998 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
12999 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
13000 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
13001 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
13002 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
13003 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
13004 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
13005 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
13006 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
13007 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
13008 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
13009 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
13010 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
13011 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
13012 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
13013 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
13014 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
13015 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
13016 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
13017 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
13018 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
13019 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
13020 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
13021 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
13022 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
13023 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
13024 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
13025 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
13026 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
13027 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
13028 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
13029 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
13030 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
13032 2016-02-04 Martin Liska <mliska@suse.cz>
13035 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
13036 that are gimple_store_p.
13037 (maybe_instrument_call): Likewise.
13039 2016-02-04 Bin Cheng <bin.cheng@arm.com>
13041 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
13042 register scaling out of memory reference and comment why.
13044 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13048 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
13049 folding the source of a SET.
13051 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13055 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
13056 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
13058 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
13062 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
13065 2016-02-04 Christian Bruel <christian.bruel@st.com>
13067 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
13068 * config/arm/arm.c (arm_set_current_function): Likewise.
13070 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13071 Ilya Enkovich <enkovich.gnu@gmail.com>
13072 H.J. Lu <hongjiu.lu@intel.com>
13075 * config/i386/i386.c (convert_scalars_to_vector): Remove
13076 stack alignment fixes.
13077 (ix86_option_override_internal): Disable TARGET_STV if stack
13078 might not be aligned enough.
13079 (ix86_minimum_alignment): Assert that TARGET_STV is false.
13081 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
13083 * config/i386/x86-tune.def: Disable default prefetching
13086 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
13087 Vladimir Makarov <vmakarov@redhat.com>
13090 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
13091 in validating fused toc addresses.
13093 2016-02-03 Jakub Jelinek <jakub@redhat.com>
13096 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
13097 range->m_caret fields if range->m_show_caret_p is false.
13100 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13101 Force oldval into register if it does not satisfy reg_or_short_operand
13102 predicate. Fix up formatting.
13104 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
13105 Alexandre Oliva <aoliva@redhat.com>
13108 * lra-constraints.c (simplify_operand_subreg): Check additionally
13109 address validity after potential reloading.
13110 (process_address_1): Check insns validity. In case of failure do
13113 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
13116 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
13119 2016-02-02 Jakub Jelinek <jakub@redhat.com>
13121 * wide-int.cc (canonize_uhwi): New function.
13122 (wi::divmod_internal): Use it.
13124 2016-02-02 James Norris <jnorris@codesourcery.com
13126 * gimplify.c (omp_notice_variable): Add usage check.
13128 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
13130 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
13131 like LE, GE, LT, GT when emitting relational operator.
13133 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13135 * ira-costs.c (find_costs_and_classes): Add extra argument.
13136 * target.def (ira_change_pseudo_allocno_class): Add parameter.
13137 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
13138 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
13139 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
13140 Add best_class parameter, and return it if not ALL_REGS.
13141 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
13143 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
13144 Update target hook.
13146 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13148 * config/aarch64/aarch64.c
13149 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
13150 (aarch64_ira_change_pseudo_allocno_class): New function.
13152 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
13155 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
13157 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13159 * config/avr/avr.c (avr_option_override): Set
13160 PARAM_ALLOW_STORE_DATA_RACES to 1.
13162 2016-02-02 Richard Biener <rguenther@suse.de>
13164 PR tree-optimization/69595
13165 * match.pd: Add range test simplifications to true/false.
13167 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
13169 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
13170 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
13173 2016-02-02 Richard Biener <rguenther@suse.de>
13175 PR tree-optimization/69606
13176 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
13177 info on the result before moving a stmt.
13179 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
13181 PR middle-end/68542
13182 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
13183 branch with vector comparison.
13184 * config/i386/sse.md (VI48_AVX): New mode iterator.
13185 (define_expand "cbranch<mode>4): Add support for conditional branch
13186 with vector comparison.
13187 * tree-vect-loop.c (optimize_mask_stores): New function.
13188 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
13189 has_mask_store field of vect_info.
13190 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
13191 vectorized loops having masked stores after vec_info destroy.
13192 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
13193 correspondent macros.
13194 (optimize_mask_stores): Add prototype.
13196 2016-02-02 Alan Modra <amodra@gmail.com>
13199 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
13202 2016-02-02 Alan Modra <amodra@gmail.com>
13205 * config/rs6000/rs6000.c (need_toc_init): New var, set it
13206 whenever toc_label_name used.
13207 (rs6000_file_start): Don't set up toc section here,
13208 (rs6000_output_function_epilogue): do so here instead,
13209 (rs6000_xcoff_file_start): and here.
13210 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
13211 (load_toc_aix_di): Likewise.
13213 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13215 PR rtl-optimization/69592
13216 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
13217 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
13218 (num_sign_bit_copies_binary_arith_p): New inline function.
13219 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
13221 2016-02-01 Jeff Law <law@redhat.com>
13223 PR tree-optimization/69580
13224 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
13225 * tree-ssa-threadbackward.c
13226 (fsm_find_control_statement_thread_paths): Do not try to walk
13227 through large PHI nodes.
13229 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13231 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
13232 when count is incremented above limit, don't analyze further
13235 * omp-low.c (oacc_parse_default_dims): Avoid
13236 -Wsign-compare warning, make sure value fits into int
13237 rather than just unsigned int.
13239 2016-02-01 Bin Cheng <bin.cheng@arm.com>
13241 PR tree-optimization/67921
13242 * fold-const.c (split_tree): New parameters. Convert pointer
13243 type variable part to proper type before negating.
13244 (fold_binary_loc): Pass new arguments to split_tree.
13246 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
13248 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
13249 (nvptx_goacc_validate_dims): Extend to handle global defaults.
13250 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
13251 * doc/tm.texti: Rebuilt.
13252 * doc/invoke.texi (fopenacc-dim): Document.
13253 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
13254 (append_compiler_options): Likewise.
13255 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
13256 (oacc_parse_default_dims): New.
13257 (oacc_validate_dims): Add USED arg. Select non-unity default when
13259 (oacc_loop_fixed_partitions): Return mask of used partitions.
13260 (oacc_loop_auto_partitions): Emit dump info.
13261 (oacc_loop_partition): Return mask of used partitions.
13262 (execute_oacc_device_lower): Parse default dimension arg. Adjust
13263 loop partitioning and validation calls.
13265 2016-02-01 Richard Biener <rguenther@suse.de>
13267 PR middle-end/69556
13268 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
13270 2016-02-01 Richard Biener <rguenther@suse.de>
13272 PR tree-optimization/69574
13273 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
13274 of asserting return chrec_dont_know.
13276 2016-02-01 Martin Liska <mliska@suse.cz>
13278 * mem-stats-traits.h: Add copyright header.
13279 * mem-stats.h: Likewise.
13281 2016-02-01 Richard Biener <rguenther@suse.de>
13283 PR tree-optimization/69579
13284 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
13285 Do not propagate through abnormal PHI results.
13287 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
13289 * postreload.c (reload_cse_simplify): Remove dead code.
13291 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13293 PR rtl-optimization/69570
13294 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
13295 if there is more than one set, not if there is a single set.
13297 2016-02-01 Richard Henderson <rth@redhat.com>
13300 * combine.c (make_compound_operation): When looking through a
13301 subreg, make sure to re-extend to the width of the outer mode.
13303 2016-01-30 Jakub Jelinek <jakub@redhat.com>
13305 PR tree-optimization/69546
13306 * wide-int.cc (wi::divmod_internal): For unsigned division
13307 where both operands fit into uhwi, if o1 is 1 and o0 has
13308 msb set, if divident_prec is larger than bits per hwi,
13309 clear another quotient word and return 2 instead of 1.
13310 Similarly for remainder with msb in HWI set, if dividend_prec
13311 is larger than bits per hwi.
13313 2016-01-29 Martin Jambor <mjambor@suse.cz>
13315 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
13316 Use short lowercase names.
13317 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
13318 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
13319 acq_rel one. Protect warning agains segfaults if
13320 get_memory_order_name returns NULL.
13321 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
13322 with release semantics. Do not warn if get_memory_order already did.
13323 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
13324 semantics. Fix check for relaxed or acquire semantics. Do not warn
13325 if get_memory_order already did.
13327 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13329 * doc/install.texi: Document that isl-0.16 is supported.
13331 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13334 * config/i386/constraints.md (Bm): Describe as special memory
13336 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13337 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13338 * genpreds.c (struct constraint_data): Add is_special_memory.
13339 (have_special_memory_constraints, special_memory_start): New
13341 (special_memory_end): Ditto.
13342 (add_constraint): Add new arg is_special_memory. Add code to
13343 process its true value. Update have_special_memory_constraints.
13344 (process_define_constraint): Pass the new arg.
13345 (process_define_register_constraint): Ditto.
13346 (choose_enum_order): Process special memory.
13347 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13348 function insn_extra_special_memory_constraint.
13349 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13350 * gensupport.c (process_rtx): Process
13351 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13352 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13353 * ira-lives.c (single_reg_class): Use
13354 insn_extra_special_memory_constraint.
13355 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13356 * lra-constraints.c (process_alt_operands): Ditto.
13357 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13358 * recog.c (asm_operand_ok, preprocess_constraints): Process
13360 * reload.c (find_reloads): Ditto.
13361 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13362 * stmt.c (parse_input_constraint): Use
13363 insn_extra_special_memory_constraint.
13365 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13368 * lra-splill.c (lra_final_code_change): Revert r229087 by
13369 removing all sub-registers.
13371 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13374 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13376 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13379 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13380 SSE1, copy target into the temporary reg first before recursing
13383 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13385 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13388 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13390 * ginclude/stdarg.h: Test __cplusplus instead of
13391 __GXX_EXPERIMENTAL_CXX0X__.
13393 2016-01-29 Richard Biener <rguenther@suse.de>
13395 PR tree-optimization/69547
13396 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13397 Do not mark clobbers necessary.
13398 (mark_all_reaching_defs_necessary_1): Likewise.
13400 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13402 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13403 declaration name with %qs and print it in both error messages.
13404 Also fix indentation.
13406 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13409 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13410 trailing blank line from error message.
13412 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13415 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13418 2016-01-29 Richard Biener <rguenther@suse.de>
13420 PR middle-end/69537
13421 * match.pd: Allow all integral types when simplifying a
13422 widening or sign-changing conversion.
13424 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13426 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13427 back to setting codegen_error to fail codegen.
13429 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13432 * config/i386/constraints.md (C): Only accept constant zero operand.
13433 (BC): New constraint.
13434 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13435 instead of C constraint.
13436 * doc/md.texi (Machine Constraints): Update description
13439 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13442 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13444 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13446 PR middle-end/69542
13447 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13450 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13452 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13453 branches if using guessed profile.
13455 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13457 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13459 2016-01-28 Richard Henderson <rth@redhat.com>
13462 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13463 * config/aarch64/aarch64-protos.h: Update.
13464 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13465 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13466 (aarch64_get_condition_code_1): Handle CC_Cmode.
13467 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13468 (*add<mode>3_compareC_cconly_imm): New.
13469 (*add<mode>3_compareC_cconly): New.
13470 (*add<mode>3_compareC_imm): New.
13471 (add<mode>3_compareC): New.
13472 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13473 to be first. Use aarch64_carry_operation.
13474 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13475 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13476 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13477 (subti3): Use subdi3_compare1.
13478 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13479 (sub<mode>3_compare1): New.
13480 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13481 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13482 (*subsi3_carryin_uxtw): Likewise.
13483 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13484 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13485 * config/aarch64/iterators.md (DWI): New.
13486 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13487 (aarch64_borrow_operation): New.
13489 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13491 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13492 message when isl does not return a valid schedule.
13494 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13496 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13497 Remove comments from class declarations: they are already in the code
13500 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13502 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13504 (ternary_op_to_tree): Same.
13505 (unary_op_to_tree): Same.
13506 (nary_op_to_tree): Same.
13507 (gcc_expression_from_isl_expr_op): Same.
13508 (gcc_expression_from_isl_expression): Same.
13509 (graphite_create_new_loop): Same.
13510 (graphite_create_new_loop_guard): Same.
13511 (build_iv_mapping): Same.
13512 (graphite_create_new_guard): Same.
13513 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13514 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13516 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13518 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13519 instead of setting codegen_error to fail codegen.
13521 2016-01-28 Jason Merrill <jason@redhat.com>
13523 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13525 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13527 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13528 Remove CONST_INT_P check in CCMP cost calculation.
13530 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13532 * config/aarch64/aarch64.c (generic_vector_cost):
13533 Set vec_permute_cost.
13534 (cortexa57_vector_cost): Likewise.
13535 (exynosm1_vector_cost): Likewise.
13536 (xgene1_vector_cost): Likewise.
13537 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13538 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13539 Add vec_permute_cost entry.
13541 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13543 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13545 (add<mode>3_compare0): Likewise.
13546 (addsi3_compare0_uxtw): Likewise.
13547 (add<mode>3nr_compare0): Likewise.
13548 (compare_neg<mode>): Likewise.
13549 (<optab><mode>3): Likewise.
13551 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13553 * tree-vect-stmts.c (vectorizable_comparison): Add
13554 NULL check for vectype.
13556 2016-01-28 Richard Biener <rguenther@suse.de>
13558 PR tree-optimization/69466
13559 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13560 Account for PHIs we couldn't duplicate.
13562 2016-01-28 Martin Liska <mliska@suse.cz>
13565 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13566 instead of ENABLE_VALGRIND_CHECKING.
13568 2016-01-27 Richard Henderson <rth@redhat.com>
13571 * lra-remat.c (subreg_regs): New.
13572 (dump_candidates_and_remat_bb_data): Dump it.
13573 (operand_to_remat): Reject if operand in subreg_regs.
13574 (set_bb_regs): Collect subreg_regs.
13575 (lra_remat): Init and free subreg_regs. Compute
13576 calculate_local_reg_remat_bb_data before create_cands.
13578 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13581 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13582 change stack_alignment_needed for __tls_get_addr call.
13584 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13586 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13588 2016-01-27 Jeff Law <law@redhat.com>
13590 PR tree-optimization/68398
13591 PR tree-optimization/69196
13592 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
13593 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
13594 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13595 Only count PHIs in the last block in the path. The others will
13596 const/copy propagate away. Add heuristic to allow more irreducible
13597 subloops to be created when it is likely profitable to do so.
13599 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13600 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
13601 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
13603 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13606 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
13607 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
13608 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
13609 * tree-streamer-in.c: Include asan.h.
13610 (streamer_get_builtin_tree): For builtins in sanitizer
13611 range call initialize_sanitizer_builtins and retry.
13613 2016-01-27 Ian Lance Taylor <iant@google.com>
13615 * common.opt (fkeep-gc-roots-live): New undocumented option.
13616 * tree-ssa-loop-ivopts.c (add_candidate_1): If
13617 -fkeep-gc-roots-live, skip pointers.
13618 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
13621 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
13624 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
13625 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
13627 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
13630 * configure.ac: NetBSD provides SSP in its C library.
13631 * configure: Updated.
13633 2016-01-27 Richard Biener <rguenther@suse.de>
13635 PR tree-optimization/69166
13636 * tree-vect-loop.c (vect_is_simple_reduction): Always check
13637 reduction code for commutativity / associativity.
13639 2016-01-27 Martin Jambor <mjambor@suse.cz>
13641 PR tree-optimization/69355
13642 * tree-sra.c (analyze_access_subtree): Correct hole detection when
13643 total_scalarization fails.
13645 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
13647 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
13650 2016-01-27 Christian Bruel <christian.bruel@st.com>
13653 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
13654 Move arm_reset_previous_fndecl and set_target_option_current_node in
13655 the conditional part. Call save_restore_target_globals.
13656 * config/arm/arm.c (arm_set_current_function):
13657 Refactor to better support #pragma target and attribute mix.
13658 Call save_restore_target_globals.
13659 * config/arm/arm-protos.h (save_restore_target_globals): New function.
13661 2016-01-27 Martin Liska <mliska@suse.cz>
13663 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
13664 reference for an HSA kernel and its host function.
13666 2016-01-27 Jakub Jelinek <jakub@redhat.com>
13668 PR tree-optimization/69399
13669 * wide-int.h (wi::lrshift): For larger precisions, only
13670 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
13672 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
13674 * config/arc/predicates.md (proper_comparison_operator): Reject
13675 constant-constant comparison.
13677 2016-01-26 Tom de Vries <tom@codesourcery.com>
13679 PR tree-optimization/69110
13680 * tree-data-ref.c (initialize_data_dependence_relation): Handle
13681 DR_NUM_DIMENSIONS == 0.
13683 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13684 Sebastian Pop <s.pop@samsung.com>
13686 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
13687 isl_ast_op_cond and isl_ast_op_select.
13688 (gcc_expression_from_isl_expr_op): Same.
13690 2016-01-26 Jason Merrill <jason@redhat.com>
13693 * tree.c (recompute_constructor_flags): Split out from
13695 (verify_constructor_flags): New.
13696 * tree.h: Declare them.
13698 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
13700 PR rtl-optimization/69217
13701 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
13702 are no TYPE_FIELDS set for the record type.
13704 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13707 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
13708 toc_label_name unconditionally.
13709 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
13710 SYMBOL_REF string. Use toc_label_name instead of constructing
13712 (rs6000_elf_declare_function_name): Use toc_label_name instead of
13713 constructing LCTOC1.
13715 2016-01-26 Martin Sebor <msebor@redhat.com>
13718 * doc/extend.texi (Common Type Attributes): Move text that talks about
13719 attribute packed from attribute aligned to the section discussing
13720 the former attribute for clarity.
13722 2016-01-26 Richard Henderson <rth@redhat.com>
13724 PR middle-end/60908
13725 * trans-mem.c (tm_region_init): Mark entry block as visited.
13727 2016-01-26 David Malcolm <dmalcolm@redhat.com>
13730 * diagnostic-show-locus.c (layout::print_source_line): Replace
13731 call to pp_newline with call to layout::print_newline.
13732 (layout::print_annotation_line): Likewise.
13733 (layout::move_to_column): Likewise.
13734 (layout::print_any_fixits): After printing any fixits, print a
13735 trailing newline, if necessary.
13736 (layout::print_newline): New method, resetting any colorization
13738 (diagnostic_show_locus): Move the pp_newline to before the
13739 early bailout. Remove dummy block enclosing the layout instance.
13740 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
13741 of pp_newline_and_flush with pp_flush.
13742 (diagnostic_append_note): Delete use of pp_newline.
13743 (diagnostic_append_note_at_rich_loc): Delete.
13744 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
13745 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
13746 when newline characters are added to the buffer.
13748 2016-01-26 Michael Matz <matz@suse.de>
13750 * configure.ac (ac_cv_std_swap_in_utility): New test.
13751 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
13752 * configure: Regenerate.
13753 * config.in: Regenerate.
13755 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
13757 * config/arc/arc.md (cstoresi4): Force operand into register.
13758 (arcset<code>): Fix predicate.
13759 (arcsetltu): Likewise.
13760 (arcsetgeu): Likewise.
13761 (arcsethi): Likewise.
13762 (arcsetls): Likewise.
13764 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13766 PR tree-optimization/69483
13767 * gimple-fold.c (canonicalize_constructor_val): Return NULL
13768 if base has error_mark_node type.
13770 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
13773 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
13774 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
13776 (vget_lane_f16): Handle big-endian.
13777 (vgetq_lane_f16): Likewise.
13778 (vset_lane_f16): Likewise.
13779 (vsetq_lane_f16): Likewise.
13780 * config/arm/iterators.md (VQXMOV): Add V8HF.
13781 (VDQ): Add V4HF and V8HF.
13782 (V_reg): Handle V4HF and V8HF.
13783 (Is_float_mode): Likewise.
13784 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
13785 neon_vdup_nv8hf): New patterns.
13786 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
13787 Use VD_LANE iterator.
13788 (neon_vld1_dup<mode>): Use VQ2 iterator.
13790 2016-01-26 Nathan Sidwell <nathan@acm.org>
13792 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
13793 (set_oacc_fn_attrib): Add IS_KERNEL arg.
13794 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
13795 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
13796 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
13797 (oacc_validate_dims): Add LEVEL arg, don't return level.
13798 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
13799 oacc_validate_dims.
13800 (execute_oacc_device_lower): Adjust, add more dump output.
13801 * tree-ssa-loop.c (gate_oacc_kernels): Use
13802 oacc_fn_attrib_kernels_p.
13803 * tree-parloops.c (create_parallel_loop): Adjust
13804 set_oacc_fn_attrib call.
13806 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13809 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
13810 (append_compiler_options): Handle -fcilkplus.
13811 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
13813 2016-01-26 Nick Clifton <nickc@redhat.com>
13816 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
13817 been marked as DECL_ONE_ONLY but we do not the means to make it
13818 so, then do not allow it to bind locally.
13820 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13823 * opts.h (parse_sanitizer_options): New prototype.
13824 * opts.c (sanitizer_opts): New array.
13825 (parse_sanitizer_options): New function.
13826 (common_handle_option): Use parse_sanitizer_options.
13828 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
13831 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
13832 alignment adjustment to ...
13833 (ix86_update_stack_boundary): Here. Don't over-align stack for
13835 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
13836 if __tls_get_addr is called.
13838 2016-01-26 Christian Bruel <christian.bruel@st.com>
13840 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
13842 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
13844 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
13846 2016-01-26 Richard Biener <rguenther@suse.de>
13848 PR middle-end/69467
13849 * match.pd: Guard X * CST CMP 0 pattern with single_use.
13851 2016-01-26 Richard Biener <rguenther@suse.de>
13853 PR tree-optimization/69452
13854 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
13855 (move_computations_dom_walker::before_dom_children): Rename
13857 (move_computations_worker): This.
13858 (move_computations): Perform an RPO rather than a DOM walk.
13860 2016-01-26 Jakub Jelinek <jakub@redhat.com>
13863 * combine.c (combine_instructions): For REG_EQUAL note with
13864 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
13865 to the underlying register.
13866 * doc/rtl.texi (REG_EQUAL): Document the behavior of
13867 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
13869 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
13872 * config/aarch64/aarch64-builtins.c
13873 (aarch64_init_simd_builtin_types): Do not set structural
13874 equality to __Poly{8,16,64,128}_t types.
13876 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
13878 PR tree-optimization/69400
13879 * wide-int.cc (wi_pack): Take the precision as argument and
13880 perform canonicalization here rather than in the callers.
13881 Use the main loop to handle all full-width HWIs. Add a
13882 zero HWI if in_len isn't a full result.
13883 (wi::divmod_internal): Update accordingly.
13884 (wi::mul_internal): Likewise. Simplify.
13886 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13887 Sebastian Pop <s.pop@samsung.com>
13889 * graphite-poly.c (apply_poly_transforms): Simplify.
13890 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
13891 (print_isl_map): Same.
13892 (print_isl_union_map): Same.
13893 (print_isl_schedule): New.
13894 (debug_isl_schedule): New.
13895 * graphite-dependences.c (scop_get_reads): Do not call
13896 isl_union_map_add_map that is undocumented isl functionality.
13897 (scop_get_must_writes): Same.
13898 (scop_get_may_writes): Same.
13899 (scop_get_original_schedule): Remove.
13900 (scop_get_dependences): Do not call isl_union_map_compute_flow that
13901 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
13902 (compute_deps): Remove.
13903 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
13904 (debug_schedule_ast): New.
13905 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
13906 set_separate_option.
13907 (graphite_regenerate_ast_isl): Add dump.
13908 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
13909 from scop->transformed_schedule.
13910 (graphite_regenerate_ast_isl): Add more dump.
13911 * graphite-optimize-isl.c (optimize_isl): Set
13912 scop->transformed_schedule. Check whether schedules are equal.
13913 (apply_poly_transforms): Move here.
13914 * graphite-poly.c (apply_poly_transforms): ... from here.
13915 (free_poly_bb): Static.
13916 (free_scop): Static.
13917 (pbb_number_of_iterations_at_time): Remove.
13918 (print_isl_ast): New.
13919 (debug_isl_ast): New.
13920 (debug_scop_pbb): New.
13921 * graphite-scop-detection.c (print_edge): Move.
13922 (print_sese): Move.
13923 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
13924 (build_scop_scattering): Remove.
13925 (create_pw_aff_from_tree): Assert instead of bailing out.
13926 (add_condition_to_pbb): Remove unused code, do not fail.
13927 (add_conditions_to_domain): Same.
13928 (add_conditions_to_constraints): Remove.
13929 (build_scop_context): New.
13930 (add_iter_domain_dimension): New.
13931 (build_iteration_domains): Initialize pbb->iterators.
13932 Call add_conditions_to_domain.
13935 (index_outermost_in_loop): New.
13936 (index_pbb_in_loop): New.
13937 (outermost_pbb_in): New.
13938 (add_in_sequence): New.
13939 (add_outer_projection): New.
13940 (outer_projection_mupa): New.
13941 (add_loop_schedule): New.
13942 (build_schedule_pbb): New.
13943 (build_schedule_loop): New.
13944 (embed_in_surrounding_loops): New.
13945 (build_schedule_loop_nest): New.
13946 (build_original_schedule): New.
13947 (build_poly_scop): Call build_original_schedule.
13948 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
13949 (free_poly_dr): Remove.
13950 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
13951 (free_poly_bb): Remove.
13952 (debug_loop_vec): Remove.
13953 (print_isl_ast): Declare.
13954 (debug_isl_ast): Declare.
13955 (scop_do_interchange): Remove.
13956 (scop_do_strip_mine): Remove.
13957 (scop_do_block): Remove.
13958 (flatten_all_loops): Remove.
13959 (optimize_isl): Remove.
13960 (pbb_number_of_iterations_at_time): Remove.
13961 (debug_scop_pbb): Declare.
13962 (print_schedule_ast): Declare.
13963 (debug_schedule_ast): Declare.
13964 (struct scop): Remove schedule. Add original_schedule,
13965 transformed_schedule.
13966 (free_gimple_poly_bb): Remove.
13967 (print_generated_program): Remove.
13968 (debug_generated_program): Remove.
13969 (unify_scattering_dimensions): Remove.
13970 * sese.c (print_edge): ... here.
13971 (print_sese): ... here.
13972 (debug_edge): ... here.
13973 (debug_sese): ... here.
13974 * sese.h (print_edge): Declare.
13975 (print_sese): Declare.
13976 (dump_edge): Declare.
13977 (dump_sese): Declare.
13979 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
13980 Sebastian Pop <s.pop@samsung.com>
13982 * Makefile.in: Set ISLVER in site.exp.
13984 2016-01-25 Jakub Jelinek <jakub@redhat.com>
13986 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
13987 DECL_VALUE_EXPR of new_var even for the non-array case. Look
13988 through DECL_VALUE_EXPR for expansion.
13990 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13992 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
13993 the frame info after reload completed.
13995 2016-01-25 Jeff Law <law@redhat.com>
13997 PR tree-optimization/69196
13998 PR tree-optimization/68398
13999 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
14000 tree-ssa-threadupdate.c.
14001 (determine_bb_domination_status): Prototype
14002 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
14003 (determine_bb_domination_status): No longer static.
14004 (valid_jump_thread_path): Remove code to detect characteristics
14005 of the jump thread path not associated with correctness.
14006 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
14007 Correct test for thread path length. Count PHIs for real operands as
14008 statements that need to be copied. Do not count ASSERT_EXPRs.
14009 Look at all the blocks in the thread path. Compute and selectively
14010 filter thread paths based on threading through the latch, threading
14011 a multiway branch or crossing a multiway branch.
14013 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14015 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
14016 decl with __attribute__ ((unused)) annotation.
14018 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
14021 * tree-vect-stmts.c (vectorizable_condition): Check vectype
14022 of operands is compatible with a statement vectype.
14024 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
14026 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
14027 improve wording for mixed storage order support.
14029 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
14031 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
14032 (vcvt_u64_f64): Likewise.
14033 (vcvta_s64_f64): Likewise.
14034 (vcvta_u64_f64): Likewise.
14035 (vcvtm_s64_f64): Likewise.
14036 (vcvtm_u64_f64): Likewise.
14037 (vcvtn_s64_f64): Likewise.
14038 (vcvtn_u64_f64): Likewise.
14039 (vcvtp_s64_f64): Likewise.
14040 (vcvtp_u64_f64): Likewise.
14042 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
14044 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
14045 (arc_init): Check validity mll64 option.
14046 (arc_save_restore): Use double load/store instruction.
14047 (arc_expand_movmem): Likewise.
14048 (arc_split_move): Don't split if we have double load/store
14049 instructions. Returns a boolean.
14050 (arc_process_double_reg_moves): Change function to return boolean
14051 instead of a sequence of instructions.
14052 (arc_dwarf_register_span): New function.
14053 * config/arc/arc-protos.h (arc_split_move): Change prototype.
14054 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
14055 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
14056 (*movdf_insn): Likewise.
14057 * config/arc/arc.opt (mll64): New option.
14058 * config/arc/predicates.md (even_register_operand): New predicate.
14059 * doc/invoke.texi (ARC Options): Add mll64 documentation.
14061 2016-01-25 Richard Biener <rguenther@suse.de>
14064 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
14065 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
14067 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
14069 2016-01-25 Richard Biener <rguenther@suse.de>
14071 PR tree-optimization/69376
14072 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
14074 (VN_INFO_ANTI_RANGE_P): New inline.
14075 (VN_INFO_RANGE_TYPE): Likewise.
14076 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
14077 SSA_NAME_ANTI_RANGE_P.
14078 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
14079 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14080 Properly query VN_INFO_RANGE_TYPE.
14082 2016-01-25 Nick Clifton <nickc@redhat.com>
14085 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
14087 2016-01-23 Tom de Vries <tom@codesourcery.com>
14089 PR tree-optimization/69426
14090 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
14093 2016-01-23 Jakub Jelinek <jakub@redhat.com>
14095 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
14096 "the the" with "the" in the comments.
14097 * ipa-devirt.c (build_type_inheritance_graph,
14098 update_type_inheritance_graph): Likewise.
14099 * tree.c (build_function_type_list_1): Likewise.
14100 * cfgloopmanip.c (scale_loop_profile): Likewise.
14101 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
14102 * gimple-ssa-split-paths.c
14103 (find_block_to_duplicate_for_splitting_paths): Likewise.
14104 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
14105 * expr.c (convert_move): Likewise.
14106 * var-tracking.c (vt_stack_adjustments): Likewise.
14107 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14108 * tree-vrp.c (test_for_singularity): Likewise.
14110 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
14111 directly instead of building a temporary tree.
14114 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
14115 remove <algorithm> include.
14117 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14120 * config/i386/i386.c: Include dojump.h.
14121 (expand_small_movmem_or_setmem,
14122 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
14124 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
14125 if dynamic_check != -1.
14127 2016-01-21 Jeff Law <law@redhat.com>
14129 PR middle-end/69347
14130 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
14131 record_temporary_equivalences. Rewritten to avoid unnecessary calls
14132 into dominated_by_p.
14133 (cprop_into_successor_phis): Avoid unnecessary tests.
14135 2016-01-22 Richard Henderson <rth@redhat.com>
14138 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
14139 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
14141 2016-01-22 Michael Matz <matz@suse.de>
14143 * system.h (string, algorithm): Include only conditionally.
14144 (new): Include always under C++.
14145 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
14146 * final.c (toplevel): Ditto.
14147 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
14148 * genconditions.c (write_header): Make gencondmd.c define
14150 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
14152 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
14153 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
14155 2016-01-22 Christian Bruel <christian.bruel@st.com>
14158 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
14160 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14163 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
14164 define_insn_and_split. Ensure operands[1] and operands[0] do not
14165 get assigned the same register.
14167 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14169 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
14171 2016-01-22 Christian Bruel <christian.bruel@st.com>
14173 * config/arm/arm-c.c (arm_pragma_target_parse):
14174 Remove warn_builtin_macro_redefined overwrite.
14176 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14178 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
14179 flag_non_call_exceptions compatibility.
14181 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14184 * dwarf2out.c (add_child_die_after): New function.
14185 (dwarf_qual_info_t): New type.
14186 (dwarf_qual_info): New variable.
14187 (qualified_die_p): New function.
14188 (modified_type_die): For -fdebug-types-section, ensure
14189 canonical order of qualifiers. Put qualified DIEs adjacent
14190 to the corresponding non-qualified type DIE and search there
14191 for existing qualified DIEs.
14193 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14195 * doc/extend.texi (scalar_storage_order type attribute): Document
14196 restriction on type punning and aliasing, and remove future tense.
14198 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
14201 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
14204 2016-01-21 Jeff Law <law@redhat.com>
14206 PR middle-end/69347
14207 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
14208 useless call to record_temporary_equivalences.
14209 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
14210 allocate 10 slots in the bb_path vector and let it grow as needed.
14211 (fsm_find_control_statement_thread_paths): Similarly for the next_path
14214 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14216 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
14218 * configure: Regenerate.
14220 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
14222 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
14223 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
14225 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
14227 PR middle-end/66178
14228 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
14229 drop EXPAND_INITIALIZER.
14230 * rtl.h (contains_symbolic_reference_p): Declare.
14231 * rtlanal.c (contains_symbolic_reference_p): New function.
14232 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
14233 a subtraction into a NOT if symbolic constants are involved.
14235 2016-01-21 Anton Blanchard <anton@samba.org>
14236 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14239 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
14241 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
14244 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14246 * config/microblaze/microblaze.c
14247 (get_branch_target): New.
14248 (insert_wic_for_ilb_runout): New.
14250 (microblaze_machine_dependent_reorg): New.
14251 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
14252 * config/microblaze/microblaze.md
14253 (UNSPEC_IPREFETCH): Define.
14254 (iprefetch): New pattern
14255 * config/microblaze/microblaze.opt
14256 (mxl-prefetch): New flag.
14258 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14260 * config/microblaze/microblaze.h
14261 (FIXED_REGISTERS): Update in macro.
14262 (CALL_USED_REGISTERS): Update in macro.
14264 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
14266 PR rtl-optimization/68920
14267 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
14270 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
14272 PR rtl-optimization/68990
14273 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
14274 pseudo instead of inheritance ones.
14276 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14277 Nick Clifton <nickc@redhat.com>
14281 * config/mips/mips.c (mips_compute_frame_info): Initialise
14282 args_size and hard_frame_pointer_offset fields of the frame
14283 structure before calling mips_global_pointer.
14285 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14287 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
14289 * configure: Regenerate.
14291 2016-01-21 Richard Biener <rguenther@suse.de>
14293 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
14295 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14297 * config/s390/s390.c (s390_asm_declare_function_size): Add code
14298 to actually emit the .size directive.
14300 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
14301 Jakub Jelinek <jakub@redhat.com>
14305 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
14306 args array size by one to avoid buffer overflow.
14308 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14310 * config/s390/s390.md (pool_section_start): Use switch_to_section
14311 to select proper read-only data section instead of hardcoding
14313 (pool_section_end): Use switch_to_section to match the above.
14315 2016-01-21 Richard Biener <rguenther@suse.de>
14317 PR tree-optimization/69378
14318 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
14319 (set_ssa_val_to): Use it for dominance checks taking into
14320 account not executable edges.
14322 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14325 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
14326 for bitsize instead of GET_MODE_PRECISION (mode).
14328 2016-01-20 Martin Sebor <msebor@redhat.com>
14331 * extend.texi (__sync Builtins): Clarify the semantics of
14332 __sync_fetch_and_OP built-ins on pointers.
14333 (__atomic Builtins): Same.
14335 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14336 Sebastian Pop <s.pop@samsung.com>
14338 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14339 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14340 (is_valid_rename): Same.
14341 (translate_isl_ast_to_gimple::get_rename): Same.
14342 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14343 (translate_isl_ast_to_gimple::rename_uses): Same.
14344 (get_new_name): Check for close_phi nodes.
14345 (copy_loop_phi_args): Use phi_node_kind.
14346 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14347 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14349 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14350 Sebastian Pop <s.pop@samsung.com>
14352 Revert commit r229783.
14353 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14354 Remove use of parameter_rename_map.
14355 (copy_def): Remove.
14356 (copy_internal_parameters): Remove.
14357 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14358 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14359 (free_sese_info): Do not free parameter_rename_map.
14360 (set_rename): Do not use parameter_rename_map.
14361 (rename_uses): Update call to set_rename.
14362 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14363 * sese.h (parameter_rename_map_t): Remove.
14364 (struct sese_info_t): Remove field parameter_rename_map.
14366 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14367 Sebastian Pop <s.pop@samsung.com>
14369 * graphite-isl-ast-to-gimple.c: Fix comment.
14370 * graphite-scop-detection.c (defined_in_loop_p): New.
14371 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14372 names defined in loop.
14374 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14375 Sebastian Pop <s.pop@samsung.com>
14377 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14378 Discard unstructured if-then-else regions.
14380 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14381 Sebastian Pop <s.pop@samsung.com>
14383 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14384 (cleanup_loop_iter_dom): Remove.
14385 (build_loop_iteration_domains): Remove.
14386 (build_scop_context): Remove.
14387 (build_scop_iteration_domain): Remove.
14388 (add_loop_constraints): New.
14389 (build_iteration_domains): New.
14390 (build_poly_scop): Call build_iteration_domains.
14392 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14393 Sebastian Pop <s.pop@samsung.com>
14395 * graphite-scop-detection.c
14396 (scop_detection::harmful_loop_in_region): Free dom and loops.
14397 (scop_detection::loop_body_is_valid_scop): Free bbs.
14399 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14400 Sebastian Pop <s.pop@samsung.com>
14402 * graphite-scop-detection.c (record_loop_in_sese): New.
14403 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14404 (build_scops): Remove call to build_sese_loop_nests.
14405 * sese.c (sese_record_loop): Remove.
14406 (build_sese_loop_nests): Remove.
14407 (new_sese_info): Remove region->loops.
14408 (free_sese_info): Same.
14409 * sese.h (sese_contains_loop): Same.
14410 (build_sese_loop_nests): Remove.
14411 (sese_contains_loop): Remove.
14413 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14414 Sebastian Pop <s.pop@samsung.com>
14416 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14417 loop_is_valid_in_scop.
14418 (scop_detection::harmful_stmt_in_region): Renamed
14419 harmful_loop_in_region.
14420 Call loop_is_valid_in_scop.
14422 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14423 Sebastian Pop <s.pop@samsung.com>
14425 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14428 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14429 Sebastian Pop <s.pop@samsung.com>
14431 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14432 * graphite.h (struct poly_bb): Remove field is_reduction.
14433 (PBB_IS_REDUCTION): Remove.
14435 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14436 Sebastian Pop <s.pop@samsung.com>
14438 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14439 (add_pdr_constraints): Same.
14440 (scop_get_reads): Same.
14441 (scop_get_must_writes): Same.
14442 (scop_get_may_writes): Same.
14443 (scop_get_original_schedule): Same.
14444 (extend_schedule): Same.
14445 (apply_schedule_on_deps): Same.
14446 (carries_deps): Same.
14447 (compute_deps): Same.
14448 (scop_get_dependences): Same.
14449 * graphite-isl-ast-to-gimple.c
14450 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14451 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14452 (get_schedule_for_band_list): Same.
14453 (get_schedule_map): Same.
14454 (apply_schedule_map_to_scop): Same.
14455 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14456 (build_loop_iteration_domains): Same.
14457 (add_condition_to_pbb): Same.
14458 (add_param_constraints): Same.
14459 (pdr_add_memory_accesses): Same.
14460 (pdr_add_data_dimensions): Same.
14462 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14464 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14467 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14469 * common.opt (feliminate-dwarf2-dups): Replace references to
14470 "DWARF 2" with just "DWARF".
14471 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14472 * doc/extend.texi: Likewise.
14473 * doc/cpp.texi: Likewise.
14474 * doc/invoke.texi: Likewise.
14475 (Option Summary): Add -gdwarf to list of Debugging Options.
14476 (Debugging Options): Document -gdwarf.
14477 * doc/contrib.texi: Spell "DWARF" like that.
14479 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14481 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14482 warning. Fix up formatting.
14484 PR middle-end/67653
14485 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14486 attempt to mark memory input operand addressable and
14487 call prepare_gimple_addressable in that case. Don't adjust
14488 input_location for diagnostics, use error_at instead.
14490 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14492 * config/rs6000/ppc-auxv.h: New file.
14493 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14494 (cpu_is): Likewise.
14495 (cpu_supports): Likewise.
14496 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14497 (cpu_is_info): New variable.
14498 (cpu_supports_info): Likewise.
14499 (tcb_verification_symbol): Likewise.
14500 (cpu_builtin_p): Likewise.
14501 (cpu_expand_builtin): New function.
14502 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14503 (rs6000_init_builtins): Likewise.
14504 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14505 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14506 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14507 * configure: Regenerate.
14508 * config.in: Likewise.
14509 * doc/extend.texi (PowerPC Built-in Functions): Document
14510 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14512 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14515 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14517 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14520 2016-01-20 Richard Henderson <rth@redhat.com>
14526 * tree.c (tm_define_builtin): New.
14527 (find_tm_vector_type): New.
14528 (build_tm_vector_builtins): New.
14529 (build_common_builtin_nodes): Call it.
14531 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14533 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14534 (arm_fp_ok): Likewise.
14535 (arm_fp): Likewise.
14536 (arm_crypto): Likewise.
14538 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14539 Richard Biener <rguenther@suse.de>
14541 PR tree-optimization/69328
14542 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14543 vectors have same number of elements.
14544 (vectorizable_condition): Fix masked version recognition.
14546 2016-01-20 Richard Biener <rguenther@suse.de>
14548 PR tree-optimization/69345
14549 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14550 (VN_INFO_PTR_INFO): Likewise.
14551 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14552 info when it is equal between non-dominating SSA names.
14553 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14554 Make sure to look at original SSA infos.
14556 2016-01-20 Jeff Law <law@redhat.com>
14559 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14561 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14562 (pc_or_label_operand): New predicate.
14563 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14564 tests for small integers that are 2^n - 1.
14566 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14568 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14570 2016-01-19 Jeff Law <law@redhat.com>
14572 PR middle-end/69347
14573 * tree-ssa-threadbackwards.c
14574 (fsm_find_control_statement_thread_paths): Do not try to lookup
14575 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14577 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14579 * doc/lto.texi: Remove text that says only Gold has linker plugin
14582 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14584 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14585 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14586 the DIE accordingly.
14587 (modified_type_die): Add REVERSE parameter and pass it recursively,
14588 as well as to base_type_die. Adjust presence check accordingly.
14589 (base_type_for_mode): Adjust call to modified_type_die.
14590 (add_type_attribute): Add REVERSE parameter and pass it to
14592 (generic_parameter_die): Adjust call to add_type_attribute.
14593 (add_scalar_info): Likewise.
14594 (add_subscript_info): Likewise.
14595 (gen_array_type_die): Likewise.
14596 (gen_descr_array_type_die): Likewise.
14597 (gen_entry_point_die): Likewise.
14598 (gen_enumeration_type_die): Likewise.
14599 (gen_formal_parameter_die): Likewise.
14600 (gen_subprogram_die): Likewise.
14601 (gen_variable_die ): Likewise.
14602 (gen_const_die): Likewise.
14603 (gen_field_die): Likewise.
14604 (gen_pointer_type_die): Likewise.
14605 (gen_reference_type_die): Likewise.
14606 (gen_ptr_to_mbr_type_die): Likewise.
14607 (gen_inheritance_die): Likewise.
14608 (gen_subroutine_type_die): Likewise.
14609 (gen_typedef_die): Likewise.
14610 (force_type_die): Adjust call to modified_type_die.
14612 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
14614 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
14615 flow throughout the file. Fix broken link to Objective-C 2.0
14617 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
14620 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14622 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
14624 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14627 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
14628 (maybe_record_node): Record cxa_pure_virtual as the only possible
14629 target if there are not ohter candidates.
14630 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
14632 2016-01-19 Richard Biener <rguenther@suse.de>
14634 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
14635 (get_memory_order): Likewise.
14637 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
14639 * tree-vect-stmts.c (vectorizable_store): Check
14642 2016-01-19 David Malcolm <dmalcolm@redhat.com>
14645 * gcc.c (driver::decode_argv): Add call to
14646 init_opts_obstack before init_options_struct.
14647 * opts.c (init_opts_obstack): Remove idempotency.
14648 (init_options_struct): Replace call to init_opts_obstack
14649 with a gcc_assert to verify that it has already been called.
14650 * toplev.c (toplev::main): Add call to init_opts_obstack before
14651 calls to init_options_struct.
14652 (toplev::finalize): Move cleanup of opts_obstack next to
14653 cleanup of save_decoded_options, clearing the latter, and
14654 save_decoded_options_count.
14656 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14659 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
14660 attribute to unconditional. Remove %? from output template.
14662 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14663 Jiong Wang <jiong.wang@arm.com>
14665 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
14666 generated from different expand order.
14668 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14670 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14671 Add support for CCMP costing.
14673 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14675 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
14676 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
14677 (fccmpe<mode>): Likewise.
14678 (fcmp): Rename to fcmp and globalize pattern.
14680 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
14681 (aarch64_gen_ccmp_next): Add FP support.
14683 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
14685 * target.def (gen_ccmp_first): Update documentation.
14686 (gen_ccmp_next): Likewise.
14687 * doc/tm.texi (gen_ccmp_first): Update documentation.
14688 (gen_ccmp_next): Likewise.
14689 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
14690 expand_ccmp_expr_1. Improve comments.
14691 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
14692 (ccmp_ior<mode>): Remove pattern.
14693 (cmp<mode>): Remove expand.
14694 (cmp): Globalize pattern.
14695 (cstorecc4): Use cc_register.
14696 (mov<mode>cc): Remove ccmp_cc_register check.
14697 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
14698 Simplify after removal of CC_DNE/* modes.
14699 (aarch64_ccmp_mode_to_code): Remove.
14700 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
14701 In 'k' case use integer as condition.
14702 (aarch64_nzcv_codes): Remove inverted cases.
14703 (aarch64_code_to_ccmode): Remove.
14704 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
14705 comparison with CC register to be used in folowing CCMP/branch/CSEL.
14706 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
14707 pattern. Return the comparison with CC register. Invert conditions
14708 when bitcode is OR.
14709 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
14710 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
14712 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14714 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14715 instrumented_version.
14717 2016-01-19 Richard Biener <rguenther@suse.de>
14719 PR tree-optimization/69336
14720 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
14721 handled components with get_ref_base_and_extent.
14722 (equal_mem_array_ref_p): Adjust.
14724 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14727 * shrink-wrap.c: Include valtrack.h.
14728 (move_insn_for_shrink_wrap): Add DEBUG argument. If
14729 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
14730 in between insn and where it will be moved to. Call
14731 dead_debug_insert_temp.
14732 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
14733 first and dead_debug_local_finish at the end.
14734 For uses and defs bitmap, handle all regs in between REGNO and
14735 END_REGNO, not just the first one.
14737 2016-01-19 Richard Biener <rguenther@suse.de>
14739 PR tree-optimization/69352
14740 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
14741 (equal_mem_array_ref_p): Constrain size and max size properly.
14742 Compare the reverse flag.
14744 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
14746 * ira.c (ira): Update regstat data if we deleted insns.
14748 2016-01-19 Jakub Jelinek <jakub@redhat.com>
14750 PR rtl-optimization/68955
14751 PR rtl-optimization/64557
14752 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
14753 here. Fix up formatting.
14754 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
14756 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14759 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
14760 assume that the node has body.
14761 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
14764 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14766 * lto-streamer-out.c (lto_output): Do not stream instrumentation
14769 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14771 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
14772 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
14774 2016-01-19 Martin Jambor <mjambor@suse.cz>
14775 Martin Liska <mliska@suse.cz>
14776 Michael Matz <matz@suse.de>
14778 * Makefile.in (OBJS): Add new source files.
14779 (GTFILES): Add hsa.c.
14780 * common.opt (disable_hsa): New variable.
14781 (-Whsa): New warning.
14782 * config.in (ENABLE_HSA): New.
14783 * configure.ac: Treat hsa differently from other accelerators.
14784 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
14785 $enable_offloading.
14786 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
14787 * doc/install.texi (Configuration): Document --with-hsa-runtime,
14788 --with-hsa-runtime-include, --with-hsa-runtime-lib and
14789 --with-hsa-kmt-lib.
14790 * doc/invoke.texi (-Whsa): Document.
14791 (hsa-gen-debug-stores): Likewise.
14792 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
14793 to invoke offload compiler for hsa acclerator.
14794 * opts.c (common_handle_option): Determine whether HSA offloading
14795 should be performed.
14796 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
14797 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
14798 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
14799 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
14800 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
14801 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
14802 GF_OMP_FOR_KIND_GRID_LOOP.
14803 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
14804 (pp_gimple_stmt_1): Likewise.
14805 * gimple-walk.c (walk_gimple_stmt): Likewise.
14806 * gimple.c (gimple_build_omp_grid_body): New function.
14807 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
14808 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
14809 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
14810 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
14811 GF_OMP_TEAMS_GRID_PHONY.
14812 (gimple_statement_omp_single_layout): Updated comments.
14813 (gimple_build_omp_grid_body): New function.
14814 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
14815 (gimple_omp_for_grid_phony): New function.
14816 (gimple_omp_for_set_grid_phony): Likewise.
14817 (gimple_omp_parallel_grid_phony): Likewise.
14818 (gimple_omp_parallel_set_grid_phony): Likewise.
14819 (gimple_omp_teams_grid_phony): Likewise.
14820 (gimple_omp_teams_set_grid_phony): Likewise.
14821 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
14822 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
14823 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
14824 (BUILT_IN_GOMP_TARGET): Updated type.
14825 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
14826 (adjust_for_condition): New function.
14827 (get_omp_for_step_from_incr): Likewise.
14828 (extract_omp_for_data): Moved parts to adjust_for_condition and
14829 get_omp_for_step_from_incr.
14830 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
14831 (fixup_child_record_type): Bail out if receiver_decl is NULL.
14832 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
14833 (scan_omp_parallel): Do not create child functions for phony
14835 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
14836 (scan_omp_1_op): Checking assert we are not remapping to
14837 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
14838 (parallel_needs_hsa_kernel_p): New function.
14839 (expand_parallel_call): Register apprpriate parallel child
14840 functions as HSA kernels.
14841 (grid_launch_attributes_trees): New type.
14842 (grid_attr_trees): New variable.
14843 (grid_create_kernel_launch_attr_types): New function.
14844 (grid_insert_store_range_dim): Likewise.
14845 (grid_get_kernel_launch_attributes): Likewise.
14846 (get_target_argument_identifier_1): Likewise.
14847 (get_target_argument_identifier): Likewise.
14848 (get_target_argument_value): Likewise.
14849 (push_target_argument_according_to_value): Likewise.
14850 (get_target_arguments): Likewise.
14851 (expand_omp_target): Call get_target_arguments instead of looking
14852 up for teams and thread limit.
14853 (grid_expand_omp_for_loop): New function.
14854 (grid_arg_decl_map): New type.
14855 (grid_remap_kernel_arg_accesses): New function.
14856 (grid_expand_target_kernel_body): New function.
14857 (expand_omp): Call it.
14858 (lower_omp_for): Do not emit phony constructs.
14859 (lower_omp_taskreg): Do not emit phony constructs but create for them
14860 a temporary variable receiver_decl.
14861 (lower_omp_taskreg): Do not emit phony constructs.
14862 (lower_omp_teams): Likewise.
14863 (lower_omp_grid_body): New function.
14864 (lower_omp_1): Call it.
14865 (grid_reg_assignment_to_local_var_p): New function.
14866 (grid_seq_only_contains_local_assignments): Likewise.
14867 (grid_find_single_omp_among_assignments_1): Likewise.
14868 (grid_find_single_omp_among_assignments): Likewise.
14869 (grid_find_ungridifiable_statement): Likewise.
14870 (grid_target_follows_gridifiable_pattern): Likewise.
14871 (grid_remap_prebody_decls): Likewise.
14872 (grid_copy_leading_local_assignments): Likewise.
14873 (grid_process_kernel_body_copy): Likewise.
14874 (grid_attempt_target_gridification): Likewise.
14875 (grid_gridify_all_targets_stmt): Likewise.
14876 (grid_gridify_all_targets): Likewise.
14877 (execute_lower_omp): Call grid_gridify_all_targets.
14878 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
14879 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
14880 (tree_omp_clause): Added union field dimension.
14881 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
14882 * tree.c (omp_clause_num_ops): Added number of arguments of
14883 OMP_CLAUSE__GRIDDIM_.
14884 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
14885 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
14886 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
14887 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
14888 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
14889 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
14890 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
14891 * tree-pass.h (make_pass_gen_hsail): Declare.
14892 (make_pass_ipa_hsa): Likewise.
14893 * ipa-hsa.c: New file.
14894 * lto-section-in.c (lto_section_name): Add hsa section name.
14895 * lto-streamer.h (lto_section_type): Add hsa section.
14896 * timevar.def (TV_IPA_HSA): New.
14897 * hsa-brig-format.h: New file.
14898 * hsa-brig.c: New file.
14899 * hsa-dump.c: Likewise.
14900 * hsa-gen.c: Likewise.
14903 * toplev.c (compile_file): Call hsa_output_brig.
14904 * hsa-regalloc.c: New file.
14906 2016-01-18 Jeff Law <law@redhat.com>
14908 PR tree-optimization/69320
14909 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
14910 ranged object, do nothing if the RHS constant is not [0..1].
14911 (optimize_stmt): Comparing a boolean ranged object against a
14912 constant outside [0..1] results in a compile-time constant.
14914 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
14917 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
14919 * doc/invoke.texi (Invoking GCC): Add new section to menu.
14920 (Option Summary): Update to reflect new section and moved options.
14921 (C++ Dialect Options): Move -fstats to new section.
14922 (Debugging Options): Move all dump, statistics, and other GCC
14923 developer options to new section. Rewrite section introduction
14924 and re-order remaining options to put the more basic ones first.
14925 (Optimization Options): Move -fira-verbose and -flto-report* to
14927 (Developer Options): New section incorporating moved options.
14928 * doc/cppopts.texi (-dM): Update cross-reference.
14930 2016-01-18 Richard Henderson <rth@redhat.com>
14933 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
14934 operands to pseudo only if CSE is expected. Split long immediate
14935 operands only after reload, and for the stack pointer.
14936 (*add<GPI>3_pluslong): Remove.
14937 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
14938 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
14939 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
14940 (*add<GPI>3 peepholes): New.
14941 (*add<GPI>3 splitters): New.
14942 * config/aarch64/constraints.md (Upl): New.
14943 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
14945 2016-01-18 Richard Biener <rguenther@suse.de>
14947 PR tree-optimization/69297
14948 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
14950 (vect_bb_vectorization_profitable_p): Clear visited flag again.
14952 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14954 PR middle-end/68542
14955 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
14956 of mixind vector and scalar types.
14957 (fold_relational_const): Add handling of vector
14958 comparison with boolean result.
14959 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
14960 comparison of vector operands with boolean result for EQ/NE only.
14961 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
14962 (verify_gimple_cond): Likewise.
14963 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
14966 2016-01-18 Joseph Myers <joseph@codesourcery.com>
14968 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
14971 2016-01-18 Richard Biener <rguenther@suse.de>
14973 PR middle-end/69308
14974 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
14976 2016-01-18 Tom de Vries <tom@codesourcery.com>
14978 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
14980 2016-01-18 Tom de Vries <tom@codesourcery.com>
14982 * omp-low.c (set_oacc_fn_attrib): Make extern.
14983 * omp-low.h (set_oacc_fn_attrib): Declare.
14984 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
14985 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
14986 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
14987 Add and handle function parameter oacc_kernels_p.
14988 (find_reduc_addr, get_omp_data_i_param): New function.
14989 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
14990 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
14991 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
14992 Calculate dominance info. Skip loops that are not in a kernels region
14993 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
14994 (pass_parallelize_loops::execute): Call parallelize_loops with
14995 oacc_kernels_p argument.
14996 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
14997 New member function.
14998 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
14999 * passes.def: Add argument to pass_parallelize_loops instantation.
15001 2016-01-18 Tom de Vries <tom@codesourcery.com>
15003 * tree-parloops.c (pass_parallelize_loops::execute): Allow
15004 pass_parallelize_loops to be run outside the loop pipeline.
15006 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15008 * tree-scalar-evolution.c (follow_copies_to_constant): New.
15009 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
15011 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15014 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
15015 using get_ref_base_and_extent.
15016 (equal_mem_array_ref_p): New.
15017 (hashable_expr_equal_p): Add call to previous.
15019 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15022 * tree-sra.c (disqualified_constants, constant_decl_p): New.
15023 (sra_initialize): Allocate disqualified_constants.
15024 (sra_deinitialize): Free disqualified_constants.
15025 (disqualify_candidate): Update disqualified_constants when appropriate.
15026 (create_access): Scan for constant-pool entries as we go along.
15027 (scalarizable_type_p): Add check against type_contains_placeholder_p.
15028 (maybe_add_sra_candidate): Allow constant-pool entries.
15029 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
15030 (initialize_constant_pool_replacements): New.
15031 (sra_modify_assign): Avoid mangling assignments created by previous,
15032 and don't generate writes into constant pool.
15033 (sra_modify_function_body): Call initialize_constant_pool_replacements.
15035 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15037 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
15038 andnot instruction.
15039 (scalar_chain::convert_op): Likewise.
15040 * config/i386/i386.md (*andndi3_doubleword): New.
15042 2016-01-18 Richard Biener <rguenther@suse.de>
15044 PR tree-optimization/69170
15045 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
15046 building a vector from scalar results of a pattern stmt.
15048 2016-01-18 Jakub Jelinek <jakub@redhat.com>
15050 * haifa-sched.c (autopref_multipass_init): Work around
15051 -Wmaybe-uninitialized warning.
15053 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
15055 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
15056 against the constant 0.
15058 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15060 PR tree-optimization/68799
15061 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
15062 look up phi candidates in the statement-candidate map.
15063 (phi_add_costs): Likewise.
15064 (record_phi_increments): Likewise.
15065 (phi_incr_cost): Likewise.
15066 (ncd_with_phi): Likewise.
15067 (all_phi_incrs_profitable): Likewise.
15069 2016-01-17 Jakub Jelinek <jakub@redhat.com>
15071 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
15072 -Wmaybe-uninitialized warning.
15074 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
15076 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15077 (Option Summary): Update to reflect new section and moved options.
15078 (C++ Dialect Options): Move -fvtable-verify and related options.
15079 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
15080 and profiling-related options.
15081 (Optimization Options): Move profile generation options and
15082 -fstack-protector and related options.
15083 (Instrumentation Options): New section incorporating moved options.
15084 (Code Generation Options): Move -finstrument-functions and
15085 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
15087 2016-01-16 Tom de Vries <tom@codesourcery.com>
15089 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
15091 2016-01-16 Tom de Vries <tom@codesourcery.com>
15093 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
15095 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
15097 * hash-table.h (hash_table::empty): Turn into an inline wrapper
15098 that checks whether the table is already empty. Rename the
15099 original implementation to...
15100 (hash_table::empty_slot): ...this new private function.
15102 2016-01-15 David Malcolm <dmalcolm@redhat.com>
15104 PR diagnostic/68899
15105 * diagnostic-show-locus.c (layout::print_source_line): Move x
15106 offset of line until after call to
15107 get_line_width_without_trailing_whitespace.
15109 2016-01-15 Jeff Law <law@redhat.com>
15111 PR tree-optimization/69270
15112 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
15113 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
15114 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
15115 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
15116 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15117 ssa_name_has_boolean_range and constant_boolean_node.
15119 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
15121 PR rtl-optimization/69030
15122 * lra-spills.c (remove_pseudos): Check nrefs and make the function
15124 (spill_pseudos): Delete debug insn for dead pseudo.
15125 (lra_spill): Initiate spill_hard_reg and slots memory separately.
15127 2016-01-15 Jiong Wang <jiong.wang@arm.com>
15129 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
15131 (TYPES_UNOPUS): Likewise.
15132 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
15133 builtin type, from UNOP to UNOPUS.
15134 (lbtruncuv4sf): Likewise.
15135 (lbtruncuv2df): Likewise.
15136 (lrounduv2sf): Likewise.
15137 (lrounduv4sf): Likewise.
15138 (lrounduv2df): Likewise.
15139 (lroundusf): Likewise.
15140 (lroundusf): Likewise.
15141 (lceiluv2sf): Likewise.
15142 (lceiluv4sf): Likewise.
15143 (lceiluv2df): Likewise.
15144 (lceilusf): Likewise.
15145 (lceiludf): Likewise.
15146 (lflooruv2sf): Likewise.
15147 (lflooruv4sf): Likewise.
15148 (lflooruv2df): Likewise.
15149 (lfloorusf): Likewise.
15150 (lfloorudf): Likewise.
15151 (lfrintnuv2sf): Likewise.
15152 (lfrintnuv4sf): Likewise.
15153 (lfrintnuv2df): Likewise.
15154 (lfrintnusf): Likewise.
15155 (lfrintnudf): Likewise.
15156 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
15158 (vcvtq_u32_f32): Likewise.
15159 (vcvtq_u64_f64): Likewise.
15160 (vcvta_u32_f32): Likewise.
15161 (vcvtaq_u32_f32): Likewise.
15162 (vcvtaq_u64_f64): Likewise.
15163 (vcvtm_u32_f32): Likewise.
15164 (vcvtmq_u32_f32): Likewise.
15165 (vcvtmq_u64_f64): Likewise.
15166 (vcvtn_u32_f32): Likwise.
15167 (vcvtnq_u32_f32): Likewise.
15168 (vcvtnq_u64_f64): Likewise.
15169 (vcvtp_u32_f32): Likewise.
15170 (vcvtpq_u32_f32): Likewise.
15171 (vcvtpq_u64_f64): Likewise.
15172 (vcvtmd_u64_f64): Likewise.
15173 (vcvtms_u32_f32): Likewise.
15174 (vcvtad_u64_f64): Likewise.
15175 (vcvtas_u32_f32): Likewise.
15176 (vcvtnd_u64_f64): Likewise.
15177 (vcvtns_u32_f32): Likewise.
15178 (vcvtpd_u64_f64): Likewise.
15179 (vcvtps_u32_f32): Likewise.
15181 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15183 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
15184 CSEL of zero_extended registers.
15186 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15188 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
15189 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
15191 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15193 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
15194 false when argument string is not found in the attributes table
15197 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
15200 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
15201 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
15202 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
15203 precision estimate.
15205 2016-01-15 Richard Biener <rguenther@suse.de>
15207 PR tree-optimization/66856
15208 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
15209 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
15210 (vect_create_new_slp_node): Increment stmt reference count.
15211 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
15212 an SLP tree before swapping operands.
15213 (vect_build_slp_tree): Likewise.
15214 (destroy_bb_vec_info): Free stmt info after SLP instances.
15215 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
15216 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
15217 (STMT_VINFO_NUM_SLP_USES): New macro.
15219 2016-01-15 Richard Biener <rguenther@suse.de>
15222 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
15223 (add_linkage_name): ... here.
15224 (gen_typedef_die): Use add_linkage_name_raw instead of
15225 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
15228 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
15230 * gimplify.c (oacc_default_clause): Decode reference and pointer
15231 types for both kernels and parallel regions.
15233 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
15235 PR middle-end/69246
15236 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
15238 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15240 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
15241 (convert_scalars_to_vector): Likewise.
15243 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
15245 * doc/extend.texi (Type Traits): Fix grammar.
15247 2016-01-15 Martin Jambor <mjambor@suse.cz>
15249 * tree-inline.c (remap_decl): Use existing dclarations if
15250 remapping a type and prevent_decl_creation_for_types.
15251 (replace_locals_stmt): Do an initial remapping of non-VLA typed
15252 decls first. Do real remapping with
15253 prevent_decl_creation_for_types set.
15254 * tree-inline.h (copy_body_data): New field
15255 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
15258 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15260 * config/s390/s390.opt (mmvcle): More verbose help text.
15262 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15264 * config/s390/s390.opt: Add period to -mzvector option text.
15266 2016-01-15 Richard Biener <rguenther@suse.de>
15268 PR tree-optimization/68961
15269 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
15270 of invariants in stores again.
15272 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
15274 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
15276 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15278 * config/i386/i386.c (ix86_expand_branch): Don't split
15279 DI mode xor instruction to SI mode.
15281 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15284 * ipa-icf.c (sem_function::merge): Virtual functions may become
15285 reachable even if they address is not taken and there are no
15288 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15290 * lto-streamer-out.c (subtract_estimated_size): New function.
15291 (get_symbol_initial_value): Use it.
15293 2016-01-15 Christian Bruel <christian.bruel@st.com>
15296 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
15297 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
15298 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
15299 use add_builtin_function_ext_scope instead of add_builtin_function.
15300 (neon_set_p, neon_crypto_set_p): Remove.
15301 (arm_init_builtins): Always call arm_init_neon_builtins and
15302 arm_init_crypto_builtins.
15303 (arm_expand_builtin): Check that builtins are allowed for the arch.
15304 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
15305 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
15306 arm_init_neon_builtins call.
15308 2016-01-15 Richard Biener <rguenther@suse.de>
15310 PR tree-optimization/69117
15311 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
15312 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
15313 of the leader conservatively.
15314 (free_scc_vn): Restore original SSA name infos.
15316 2016-01-14 Jeff Law <law@redhat.com>
15318 PR tree-optimization/69270
15319 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
15320 single bit of precision, verify it's also unsigned.
15321 (record_edge_info): Use constant_boolean_node rather than fold_convert
15322 to convert boolean_true/boolean_false to the right type.
15324 2016-01-14 Richard Henderson <rth@redhat.com>
15327 * loop-doloop.c (record_reg_sets): New.
15328 (doloop_optimize): Reject the transform if the sequence
15329 clobbers registers live at the end of the loop block.
15330 (doloop_optimize_loops): Enable df_live if needed.
15332 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15334 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15335 * config/rs6000/rs6000.c: Likewise.
15336 * config/rs6000/rs6000.h: Likewise.
15337 * config/rs6000/rs6000.md: Likewise.
15338 * doc/extend.texi: Likewsie.
15340 2016-01-14 Jeff Law <law@redhat.com>
15342 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15345 2016-01-14 Richard Henderson <rth@redhat.com>
15349 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15350 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15351 instead of builtin_decl_declared_p to test for declaration.
15353 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15355 * doc/loop.texi (Loop Analysis and Representation): Document
15356 loop_depth function.
15358 2016-01-14 Tom de Vries <tom@codesourcery.com>
15360 PR tree-optimization/68773
15361 * omp-low.c (expand_omp_target): Don't set force_output.
15362 * varpool.c (varpool_node::get_create): Same.
15363 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15364 offload_funcs with force_output.
15366 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15369 * lra-eliminations.c (move_plus_up): Don't change anything if either
15370 the outer or inner subreg mode is not MODE_INT.
15371 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15372 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15374 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15376 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15377 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15378 reduc_uplus_@var{m}): Remove.
15379 * expr.c (expand_expr_real_2): Remove expansion path for
15380 reduc_[us](min|max|plus) optabs.
15381 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15382 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15383 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15384 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15385 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15386 reduc_[us](min|max|plus) optabs.
15388 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15390 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15391 (reduc_plus_scal_v2sf): New.
15392 (reduc_smax_v2sf): Rename to...
15393 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15394 (reduc_smin_v2sf): Rename to...
15395 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15397 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15399 * alias.c (compare_base_symbol_refs): New function.
15400 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15403 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15405 PR middle-end/68146
15406 PR tree-optimization/69155
15407 * tree-complex.c: Include cfganal.h.
15408 (phis_to_revisit): New variable.
15409 (extract_component): Add phiarg_p argument. Assert that returned
15410 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15411 (update_phi_components): Partly rewrite to use loop over real/imag
15412 components instead of code duplication. If extract_component returns
15413 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15414 create_tmp_reg into the PHI node instead, and mention the phi triplet
15415 in phis_to_revisit.
15416 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15417 in phis_to_revisit at the end.
15419 2016-01-14 Richard Biener <rguenther@suse.de>
15421 PR tree-optimization/68060
15422 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15423 outer loop reduction is only used in the inner loop before
15424 detecting a double reduction.
15426 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15429 * combine.c (expand_field_assignment): Punt if compute_mode is
15430 unsupported scalar mode.
15432 2016-01-14 Richard Biener <rguenther@suse.de>
15434 PR tree-optimization/66856
15435 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15436 SLP node only if it built successfully.
15437 (vect_analyze_slp_instance): Adjust.
15439 2016-01-14 Jeff Law <law@redhat.com>
15441 PR tree-optimization/69270
15442 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15443 (record_edge_info): Use it. Convert boolean_{true,false}_node
15444 to the type of op0.
15446 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15449 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15450 use block_ultimate_origin
15451 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15453 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15455 * doc/invoke.texi (Submodel Options): Rename section to
15456 "Machine-Dependent Options" to better reflect its content.
15457 Rewrite introductory text to remove archaic CPU names.
15460 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15462 * doc/invoke.texi (Code Gen Options): Move section up in file,
15463 before target-specific options. Update menu and option summary
15464 to reflect the new section ordering.
15466 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15468 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15469 (C++ Dialect Options): Add cross-reference to -std option.
15470 * doc/standards.texi (C++ Language): Document C++14 support.
15472 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15474 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15475 for pack/unpack functions for __ibm128.
15476 (PACK_IF): Likewise.
15477 (UNPACK_IF): Likewise.
15479 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15480 support for __ibm128 pack/unpack functions.
15481 (rs6000_invalid_builtin): Likewise.
15482 (rs6000_init_builtins): Likewise.
15483 (rs6000_opt_masks): Likewise.
15485 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15486 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15488 (RS6000_BTM_COMMON): Likewise.
15490 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15491 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15492 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15493 128-bit floating point. Add support for the double values to be
15494 in Altivec registers for TF/IF packing and unpacking, but restrict
15495 TD packing sub-fields to be FPR registers. Don't allow overlapped
15496 register support for packing. Allow pack inputs to be memory
15497 locations. Don't build generator functions for unpack<mode>_dm
15498 and unpack<mode>_nodm.
15499 (unpack<mode>_dm): Likewise.
15500 (unpack<mode>_nodm): Likewise.
15501 (pack<mode>): Likewise.
15503 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15504 built-in functions to pack/unpack explicit __ibm128 values.
15505 (__builtin_unpack_ibm128): Likewise.
15507 * doc/extend.texi (PowerPC Built-in Functions): Document
15508 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15510 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15513 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15514 Add new arg loc and pass it down as context.
15515 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15516 to the location to use for the warning.
15517 (check_function_arguments): New arg loc. All callers changed. Pass
15518 it to check_function_nonnull.
15519 * c-common.h (check_function_arguments): Adjust declaration.
15521 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15523 PR tree-optimization/69156
15524 * gimple.c (validate_type): Removed.
15525 (gimple_builtin_call_types_compatible_p): Use
15526 useless_type_conversion_p instead of validate_type.
15527 * value-prof.c (gimple_stringop_fixed_value): Fold
15528 icall_size to correct type.
15530 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15532 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15535 2016-01-13 Richard Henderson <rth@redhat.com>
15538 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15539 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15540 (ix86_builtin_tm_store): Remove.
15541 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15542 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15543 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15544 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15545 * doc/tm.texi: Rebuild.
15547 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15548 (BUILT_IN_TM_MEMCPY_RTWN): New.
15549 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15550 fallback from vector to integer helpers.
15551 (build_tm_load): Handle vector types directly, instead of
15553 (build_tm_store): Likewise.
15554 (expand_assign_tm): Prepare for register types not handled by
15555 the above. Copy them to memory and use memcpy.
15556 * tree.c (tm_define_builtin): New.
15557 (find_tm_vector_type): New.
15558 (build_tm_vector_builtins): New.
15559 (build_common_builtin_nodes): Call it.
15561 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15563 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15564 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15566 2016-01-13 Tom de Vries <tom@codesourcery.com>
15568 PR tree-optimization/69169
15569 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15570 handled_struct_type param.
15571 (create_variable_info_for, intra_create_variable_infos): Call
15572 create_variable_info_for_1 with extra arg.
15574 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15576 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15577 and "armv8.1-a+crc" entries.
15579 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15582 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15583 Change first operand predicate from register_or_constm1_operand
15584 to register_operand.
15585 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15586 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15587 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15588 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
15589 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
15590 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
15591 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
15592 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
15593 comparison with constm1_rtx from vec_prefetch_gen part.
15595 2016-01-13 Richard Biener <rguenther@suse.de>
15597 PR tree-optimization/69013
15598 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
15599 Exchange assert for a test.
15601 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15604 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
15606 2016-01-13 Richard Biener <rguenther@suse.de>
15608 PR tree-optimization/69242
15609 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
15610 assert with a check.
15612 2016-01-13 Richard Biener <rguenther@suse.de>
15614 PR tree-optimization/69186
15615 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15616 Properly guard vect_update_misalignment_for_peel call.
15618 2016-01-12 Jeff Law <law@redhat.com>
15620 PR tree-optimization/pr67755
15621 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
15622 "need_profile_correction".
15623 (thread_block_1): Initialize new field to false by default. If we
15624 have multiple thread paths through a common joiner to different
15625 final targets, then set new field to true.
15626 (compute_path_counts): Only do count adjustment when it's really
15629 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15631 * doc/invoke.texi (Spec Files): Move section down in file, past
15632 all command-line option descriptions.
15634 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15636 PR middle-end/54809
15637 * doc/gty.texi: Remove documentation of mark_hook.
15638 * gengtype.c (struct write_types_data): Remove code to support
15639 mark_hook attribute.
15640 (walk_type): Likewise.
15641 (write_func_for_structure): Likewise.
15643 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15645 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
15646 Directory Options, and -specs= to Overall Options.
15647 (Overall Options): Adjust similarly. Reorder to group related
15648 options together. Make -specs= cross-reference the spec file details.
15649 (Directory Options): Adjust similarly.
15651 2016-01-12 Jeff Law <law@redhat.com>
15653 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
15655 2016-01-12 Olivier Hainque <hainque@adacore.com>
15657 * gcc.c (spec_undefvar_allowed): New global.
15658 (process_command): Set to true when running for --version or --help,
15660 (getenv_spec_function): When the variable is not defined, use the
15661 variable name as the variable value if we're allowed not to issue
15664 2016-01-12 Bin Cheng <bin.cheng@arm.com>
15666 PR tree-optimization/68911
15667 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
15668 information computed for expression "init + nit * step".
15670 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
15672 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
15673 about name of GCC executable. Remove deleted node from menu.
15674 (Directory Options) <-B>: Remove cross-reference to deleted node.
15675 (Target Options): Delete section.
15677 2016-01-12 Christian Bruel <christian.bruel@st.com>
15680 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
15681 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
15683 2016-01-12 Jakub Jelinek <jakub@redhat.com>
15686 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
15687 aligned_mem is properly set for AVX512-VL floating point masked
15691 * ifcvt.c (cond_exec_process_if_block): When removing the last
15692 insn from then_bb, remove also any possible barriers that follow it.
15694 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
15698 * config/i386/iamcu.h (SIZE_TYPE): New macro.
15699 (PTRDIFF_TYPE): Likewise.
15700 (WCHAR_TYPE): Likewise.
15701 (WCHAR_TYPE_SIZE): Likewise.
15702 (STDINT_LONG32): Likewise.
15704 2016-01-12 Richard Biener <rguenther@suse.de>
15706 PR tree-optimization/69053
15707 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
15708 convert initial value for cond reductions.
15710 2016-01-12 Richard Biener <rguenther@suse.de>
15712 PR tree-optimization/69007
15713 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
15714 widen_sum after dot_prod and sad.
15716 2016-01-12 Richard Biener <rguenther@suse.de>
15718 PR tree-optimization/69168
15719 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
15720 pattern stmt SLP type.
15721 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
15722 end up unused so cope with that case.
15724 2016-01-12 Richard Biener <rguenther@suse.de>
15726 PR tree-optimization/69157
15727 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
15728 stmts def type only during analyze phase.
15729 (vectorizable_call): Likewise.
15730 (vectorizable_simd_clone_call): Likewise.
15731 (vectorizable_conversion): Likewise.
15732 (vectorizable_assignment): Likewise.
15733 (vectorizable_shift): Likewise.
15734 (vectorizable_operation): Likewise.
15735 (vectorizable_store): Likewise.
15736 (vectorizable_load): Likewise.
15738 2016-01-12 Richard Biener <rguenther@suse.de>
15740 PR tree-optimization/69174
15741 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
15743 (vectorizable_load): Properly compute the number of loads needed
15744 for permuted strided SLP loads and do not spuriously assign
15745 to SLP_TREE_VEC_STMTS.
15747 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
15749 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
15750 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
15751 (MD_EXEC_PREFIX): Remove.
15752 (MD_STARTFILE_PREFIX) Removee.
15753 (FILE_NAME_ABSOLUTE_P): Remove.
15754 (CPP_SPEC): Do not read macros from sys/version.h.
15755 (LINK_COMMAND_SPEC): Remove.
15756 (LOCAL_INCLUDE_DIR): Remove.
15757 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
15758 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
15759 (POST_LINK_SPEC): Define to invoke stubify after linker
15760 (LIBSTDCXX): Remove define
15761 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
15762 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
15763 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
15764 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
15765 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
15766 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
15767 (i386_djgpp_asm_named_section): Add propotype of new procedure
15769 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
15770 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
15771 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
15772 in config/i386/djgpp.h).
15773 (STANDARD_STARTFILE_PREFIX_2): Define identical to
15774 STANDARD_STARTFILE_PREFIX_1.
15775 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
15776 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
15777 installation errors.
15778 (MAX_OFILE_ALIGNMENT): Define to 128.
15779 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
15781 * config/i386/djgpp.c: New file. Add implementation of
15782 i386_djgpp_asm_named_section.
15784 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
15786 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
15787 Add rule for building djgpp.o.
15789 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15791 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
15792 (rtx_is_swappable_p): Reductions are swappable.
15793 (insn_is_swappable_p): V2DF reductions are swappable.
15795 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
15797 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
15798 reloads for other unsupported memory operands.
15800 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15801 Jim Wilson <jim.wilson@linaro.org>
15804 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
15805 copy_to_mode_reg instead of force_reg.
15807 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15810 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
15811 TARGET_80387 is true.
15813 2016-01-11 Jakub Jelinek <jakub@redhat.com>
15816 * lra-eliminations.c (move_plus_up): Only move plus up
15817 if subreg of the constant can be simplified into constant
15818 and use the simplified subreg of the constant instead of
15819 the original constant.
15821 * fold-const.c (fold_convertible_p): Don't return true
15822 for conversion of VECTOR_TYPE to same sized integral type.
15823 (fold_convert_loc): Fix up formatting. Fold conversion of
15824 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
15825 instead of NOP_EXPR.
15827 PR tree-optimization/69214
15828 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
15829 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
15832 PR tree-optimization/69207
15833 * tree-vect-slp.c (vect_get_constant_vectors): For
15834 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
15835 fold_convertible_p to vector_type's element type, and always
15836 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
15838 2016-01-11 Richard Biener <rguenther@suse.de>
15840 PR tree-optimization/69173
15841 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
15842 fixup the cycle if all stmts are in a pattern.
15844 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
15846 PR middle-end/68999
15847 * alias.c (base_alias_check): Move check for addresses with
15848 alignment ANDs before the call for compare_base_decls.
15849 (memrefs_conflict_p): Return -1 for different decls
15850 that went through alignment adjustments.
15852 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15854 PR rtl-optimization/68796
15855 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
15856 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
15857 and QImode comparisons against zero with CC_NZmode.
15858 * config/aarch64/iterators.md (short_mask): New mode_attr.
15860 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
15862 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
15863 (<avx512>_store<mode>_mask): Likewise.
15865 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
15866 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15868 PR rtl-optimization/68841
15869 * ifcvt.c (struct noce_if_info): Add orig_x field.
15870 (bbs_ok_for_cmove_arith): Add to_rename parameter.
15871 Don't record conflicts on to_rename if it's present.
15872 Allow memory destinations in sets.
15873 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
15874 blocks, passing orig_x to the checks.
15875 (noce_process_if_block): Set if_info->orig_x appropriately.
15877 2016-01-11 Tom de Vries <tom@codesourcery.com>
15879 PR tree-optimization/69069
15880 * tree-parloops.c (create_parallel_loop): Add missing phi args.
15882 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
15884 PR rtl-optimization/68920
15885 * config/i386/i386.c (ix86_option_override_internal): Restrict number
15886 of conditional moves for RTL if-conversion to 1 for
15887 TARGET_ONE_IF_CONV_INSN.
15888 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
15889 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
15890 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
15891 parameter to restirct number of conditional moves for
15893 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
15894 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
15897 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
15900 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
15901 onepart vars. Fix typo in comment. Fix reversed condition in
15903 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
15906 * var-tracking.c (dump_onepart_variable_differences): New.
15907 (dataflow_set_different): If a detailed dump is requested,
15908 delay early returns and dump differences between onepart
15909 variables present before and after, and added variables.
15911 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15914 * expr.c (expand_expr_real_1): For boolean vector constants
15915 with a scalar mode use const_scalar_mask_from_tree.
15916 (const_scalar_mask_from_tree): New.
15917 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
15918 assigned to a mask type to handle constants.
15920 2016-01-11 Martin Jambor <mjambor@suse.cz>
15923 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
15924 useless parameters if we cannot change function signature.
15926 2016-01-11 Martin Jambor <mjambor@suse.cz>
15929 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
15932 2016-01-11 Tom de Vries <tom@codesourcery.com>
15934 PR tree-optimization/69109
15935 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
15938 2016-01-11 Tom de Vries <tom@codesourcery.com>
15940 PR tree-optimization/69108
15941 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
15942 res is not used in a phi.
15944 2016-01-11 Yury Gribov <y.gribov@samsung.com>
15947 * common.opt (frandom-seed): Fix parameter name.
15948 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
15950 2016-01-11 Tom de Vries <tom@codesourcery.com>
15952 PR tree-optimization/69058
15953 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
15956 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
15958 * config/arc/arc.opt (mdiv-rem): Add period to the end.
15959 (mcode-density): Likewise.
15961 2016-01-10 Tom de Vries <tom@codesourcery.com>
15963 PR tree-optimization/69062
15964 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
15965 (parallelize_loops): Don't paralelize loop that has phi with address
15968 2016-01-10 Tom de Vries <tom@codesourcery.com>
15970 PR tree-optimization/69039
15971 * tree-parloops.c (try_create_reduction_list): Only allow single exit
15974 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
15976 PR middle-end/68743
15977 * match.pd: Require target has function_c99_misc before doing
15978 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
15980 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
15982 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
15984 * configure: Regenerate.
15986 2016-01-09 Jakub Jelinek <jakub@redhat.com>
15988 PR middle-end/50865
15989 PR tree-optimization/69097
15990 * fold-const.h (expr_not_equal_to): New prototype.
15991 * fold-const.c: Include stringpool.h and tree-ssanames.h.
15992 (expr_not_equal_to): New function.
15993 * match.pd (X % -Y is the same as X % Y): Don't optimize
15994 unless X is known not to be equal to minimum or Y is known
15995 not to be equal to -1.
15996 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
15997 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
15998 (simplify_stmt_using_ranges): Adjust caller.
15999 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
16000 substitute_and_fold.
16002 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
16004 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
16007 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16009 PR tree-optimization/69167
16010 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
16011 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
16013 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
16015 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16016 Richard Biener <rguenther@suse.de>
16018 PR tree-optimization/68707
16019 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
16020 instances that can be handled via vect_load_lanes.
16022 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
16024 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
16025 if we can't determine address equivalence.
16026 * alias.c (compare_base_decl): Update for changed return value of
16027 symtab_node::equal_address_to.
16029 2016-01-08 Jason Merrill <jason@redhat.com>
16033 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
16034 * expr.c (store_field): Not here.
16035 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
16036 call with TREE_ADDRESSABLE type.
16037 * tree-cfg.c (verify_gimple_call): Adjust.
16039 2016-01-08 Olivier Hainque <hainque@adacore.com>
16041 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
16044 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16046 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
16047 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
16048 (reduc_smin_v2sf): Rename to...
16049 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
16050 (reduc_splus_v2sf): Rename to...
16051 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
16053 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16055 PR tree-optimization/69162
16056 * gimplify.c (gimplify_va_arg_expr): Encode original type of
16057 valist argument in another argument.
16058 (gimplify_modify_expr): Adjust for the above change. Cleanup.
16059 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
16060 to determine the va_list type, build a MEM_REF instead of
16061 build_fold_indirect_ref.
16063 PR tree-optimization/69172
16064 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
16067 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
16069 PR tree-optimization/67781
16070 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
16071 and cmpnop in two steps: first the ones not accessed in original
16072 gimple expression in a endian independent way and then the ones not
16073 accessed in the final result in an endian-specific way.
16075 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16077 PR tree-optimization/69083
16078 * tree-vect-slp.c (vect_get_constant_vectors): For
16079 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
16080 element type. If op is fold_convertible_p to vector_type's element
16081 type, use NOP_EXPR instead of VCE.
16083 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
16085 PR rtl-optimization/67778
16086 PR rtl-optimization/68634
16087 PR rtl-optimization/68909
16088 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
16089 block from the stack until done with it. Remove a superfluous
16090 bitmap set. Remove a superfluous bitmap test.
16092 2016-01-07 Martin Sebor <msebor@redhat.com>
16095 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
16096 constraint on the type of arguments.
16098 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
16100 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
16101 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
16102 unaligned_access on the gcc_options set.
16103 * config/arm/arm.c (arm_option_override_internal): Use
16104 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
16106 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16109 * config/i386/i386.c (ix86_frame_pointer_required): Enable
16110 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
16112 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16115 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16118 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16119 depending on frame_pointer_needed before remaining integer and SSE
16120 registers are saved.
16122 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
16125 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
16127 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
16130 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
16131 Use the "xBm" constraint.
16132 (float<sseintvecmodelower><mode>2<mask_name><round_name):
16134 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
16135 (sse_cvtsi2ssq<round_name>): Likewise.
16136 (sse_cvtss2si<round_name>): Likewise.
16137 (sse_cvtss2siq<round_name>): Likewise.
16138 (sse2_cvtsi2sdq<round_name>): Likewise.
16139 (sse2_cvtsd2si<round_name>): Likewise.
16140 (sse2_cvtsd2siq<round_name>): Likewise.
16141 * config/i386/subst.md (round_nimm_scalar_predicate): New
16144 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
16146 PR middle-end/67639
16147 * varasm.c (make_decl_rtl): Mark invalid register vars as
16150 PR rtl-optimization/66206
16151 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
16152 All callers changed.
16154 2016-01-07 Jakub Jelinek <jakub@redhat.com>
16156 PR tree-optimization/69141
16157 * tree-ssa-pre.c: Include langhooks.h.
16158 (eliminate_dom_walker::before_dom_children): Use
16159 lang_hooks.decl_printable_name instead of
16160 cgraph_node::get ()->name ().
16162 PR middle-end/68960
16163 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
16164 it and DECL_ALIGN too.
16166 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
16168 * config/mips/mips-ftypes.def: Sort to lexicographical order.
16170 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16173 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16174 depending on frame_pointer_needed before remaining integer and SSE
16175 registers are saved.
16177 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16179 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
16180 mode iterator with VSX_M2.
16181 (*p9_vecstore_<mode>): Likewise.
16182 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
16183 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
16184 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
16185 (define_split for VSX_LE128 stores): Likewise.
16186 (define_peephole2 for TImode LE swaps): Likewise.
16187 (define_split for VSX_LE128 post-reload stores): Likewise.
16189 2016-01-06 Marek Polacek <polacek@redhat.com>
16192 * convert.c (convert_to_integer_1): Adjust call to
16193 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
16194 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
16195 EXPR instead of ARG.
16196 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
16198 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16201 * doc/extend.texi (RL78 Variable Attributes): New section.
16203 2016-01-05 Marek Polacek <polacek@redhat.com>
16206 * builtins.c (get_memmodel): Use expansion point location rather than
16207 the input location. Call warning_at rather than warning.
16208 (expand_builtin_atomic_compare_exchange): Likewise.
16209 (expand_builtin_atomic_load): Likewise.
16210 (expand_builtin_atomic_store): Likewise.
16211 (expand_builtin_atomic_clear): Likewise.
16213 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16216 * config/i386/i386.c (ix86_expand_vector_logical_operator):
16217 Replace nonimmediate_operand with vector_operand.
16218 * config/i386/predicates.md (vector_operand): New predicate.
16219 (general_vector_operand): Replace nonimmediate_operand with
16221 * config/i386/sse.md: Replace nonimmediate_operand with
16222 vector_operand and m constraint with Bm constraint on SSE
16223 patterns with 16-byte memory operand.
16224 * config/i386/subst.md (round_nimm_predicate): Replace
16225 nonimmediate_operand with vector_operand.
16226 (round_saeonly_nimm_predicate): Likewise.
16227 (round_saeonly_nimm_scalar_predicate): New.
16229 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16232 * config/i386/constraints.md (Bm): New constraint.
16233 * config/i386/predicates.md (vector_memory_operand): New
16235 * config/i386/sse.md: Replace xm with xBm in plusminus and
16236 any_logic patterns.
16238 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16241 * doc/extend.texi (V850 Function Attributes): New section.
16242 (V850 Variable Attributes): New section.
16244 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16247 * doc/extend.texi (MicroBlaze Function Attributes): Document
16248 interrupt_handler and fast_interrupt attributes.
16250 2016-01-05 Sergei Trofimovich <siarheit@google.com>
16253 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
16254 for local symbolic operands.
16255 * config/ia64/predicates.md (local_symbolic_operand64): New
16258 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16260 PR rtl-optimization/68651
16261 * combine.c (combine_simplify_rtx): Canonicalize x + x into
16264 2016-01-05 Nathan Sidwell <nathan@acm.org>
16266 * alias.c (compare_base_decls): Use symtab_node::get.
16268 2016-01-05 Nick Clifton <nickc@redhat.com>
16271 * ira-costs.c (copy_cost): Initialise the t_icode field of the
16272 secondary_reload_info structure.
16275 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
16276 decls if weak support is available.
16278 2016-01-04 Martin Sebor <msebor@redhat.com>
16280 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
16282 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16284 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16285 OPTION_MASK_P9_DFORM.
16287 * config/rs6000/constraints.md (wo constraint): New constraint for
16290 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
16292 (rs6000_init_hard_regno_mode_ok): Likewise.
16294 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
16297 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
16298 expanders not to have constraints. Add support for ISA 3.0 xxperm
16299 instruction. Add support for fusing xxlor with xxperm.
16300 (altivec_vperm_<mode>_internal): Likewise.
16301 (altivec_vperm_v8hiv16qi): Likewise.
16302 (altivec_vperm_<mode>v16q): Likewise.
16303 (altivec_vperm_<mode>_uns): Likewise.
16304 (vperm_v8hiv4si): Likewise.
16305 (vperm_v16qiv8hi): Likewise.
16307 * doc/md.texi (RS/6000 constraints): Document wo constraint.
16309 2016-01-04 Jakub Jelinek <jakub@redhat.com>
16311 Update copyright years.
16313 * gcc.c (process_command): Update copyright notice dates.
16314 * gcov-dump.c (print_version): Ditto.
16315 * gcov.c (print_version): Ditto.
16316 * gcov-tool.c (print_version): Ditto.
16317 * gengtype.c (create_file): Ditto.
16318 * doc/cpp.texi: Bump @copying's copyright year.
16319 * doc/cppinternals.texi: Ditto.
16320 * doc/gcc.texi: Ditto.
16321 * doc/gccint.texi: Ditto.
16322 * doc/gcov.texi: Ditto.
16323 * doc/install.texi: Ditto.
16324 * doc/invoke.texi: Ditto.
16326 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16328 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16329 modes larger than TImode as TImode if NEON is not enabled.
16331 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16334 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16335 mode for %f0-%f31 only if TARGET_FPU.
16337 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16340 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16341 to compute the PACKED_P predicate.
16342 (function_arg_record_value): Minor tweaks.
16344 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16346 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16347 option for arm*-*-* targets.
16349 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16351 * doc/extend.texi (Common Function Attributes): Move docs for
16352 MSP430-specific attributes to....
16353 (MSP430 Function Attributes): ...here. Delete the redundant
16354 entries and copy-edit the remaining text.
16355 (MSP430 Variable Attributes): Use uniform format for index
16356 entries and add a cross-reference to the corresponding function
16359 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16361 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16363 (x86 Options): Likewise.
16365 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16369 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16370 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16371 to corresponding attribute.
16373 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16375 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16376 to correct alphabetization of table. Copy-edit and correct
16378 <stack_protect>: Likewise.
16379 <target_clones>: Likewise.
16381 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16382 Correct punctuation.
16383 (Code Gen Options) <-fno-plt>: Copy-edit.
16385 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16388 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16389 SI values. Explicitly convert SI to DI and vice-versa.
16391 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16393 PR tree-optimization/69070
16394 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16395 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16398 * ubsan.c (ubsan_instrument_float_cast): Call
16399 initialize_sanitizer_builtins.
16402 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16404 Copyright (C) 2016 Free Software Foundation, Inc.
16406 Copying and distribution of this file, with or without modification,
16407 are permitted in any medium without royalty provided the copyright
16408 notice and this notice are preserved.