1 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
4 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
5 prevent generation of 'stxsiwx' on pre Power8 hardware.
7 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9 * input.c: Include cpplib.h.
10 (selftest::temp_source_file): New class.
11 (selftest::temp_source_file::temp_source_file): New ctor.
12 (selftest::temp_source_file::~temp_source_file): New dtor.
13 (selftest::should_have_column_data_p): New function.
14 (selftest::test_should_have_column_data_p): New function.
15 (selftest::temp_line_table): New class.
16 (selftest::temp_line_table::temp_line_table): New ctor.
17 (selftest::temp_line_table::~temp_line_table): New dtor.
18 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
19 it to create a temp_line_table.
20 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
21 locations that are known to have column data.
22 (selftest::line_table_case): New struct.
23 (selftest::test_reading_source_line): Move tempfile handling
24 to class temp_source_file.
25 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
26 (selftest::assert_token_loc_eq): New function.
27 (ASSERT_TOKEN_LOC_EQ): New macro.
28 (selftest::test_lexer): New function.
29 (selftest::boundary_locations): New array.
30 (selftest::input_c_tests): Call test_should_have_column_data_p.
31 Loop over a test matrix of interesting values of location and
32 default_range_bits, calling test_lexer on each case in the matrix.
33 Move call to test_accessing_ordinary_linemaps into the matrix.
34 * selftest.h (ASSERT_EQ): Reimplement in terms of...
35 (ASSERT_EQ_AT): New macro.
37 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
40 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
41 Don't convert TImode in debug insn.
43 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
45 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
46 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
47 (tree_type_common::lang_flag_7): New.
48 (tree_type_common::spare): Reduce size.
49 * tree.h (TYPE_ALIGN_OK): Remove.
50 (TYPE_LANG_FLAG_7): New.
51 (get_inner_reference): Adjust header.
52 * print-tree.c (print_node): Adjust.
53 * expr.c (get_inner_reference): Remove parameter keep_aligning.
54 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
55 calls to get_inner_reference.
56 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
57 handling of TYPE_ALIGN_OK.
58 * builtins.c (get_object_alignment_2): Adjust call to
59 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
60 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
62 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
63 * cfgexpand.c (expand_debug_expr): Likewise.
64 * dbxout.c (dbxout_expand_expr): Likewise.
65 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
66 loc_list_from_tree, fortran_common): Likewise.
67 * fold-const.c (optimize_bit_field_compare,
68 decode_field_reference, fold_unary_loc, fold_comparison,
69 split_address_to_core_and_offset): Likewise.
70 * gimple-laddress.c (execute): Likewise.
71 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
72 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
73 * hsa-gen.c (gen_hsa_addr): Likewise.
74 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
75 * tsan.c (instrument_expr): Likewise.
76 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
77 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
78 * tree-affine.c (tree_to_aff_combination,
79 get_inner_reference_aff): Adjust calls to get_inner_reference.
80 * tree-data-ref.c (split_constant_offset_1,
81 dr_analyze_innermost): Likewise.
82 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
83 * tree-sra.c (ipa_sra_check_caller): Likewise.
84 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
85 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
86 bswap_replace): Likewise.
87 * tree-vect-data-refs.c (vect_check_gather,
88 vect_analyze_data_refs): Likewise.
89 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
90 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
93 2016-07-11 David Malcolm <dmalcolm@redhat.com>
95 * Makefile.in (selftest-valgrind): New phony target.
96 * function-tests.c (selftest::build_cfg): Delete pass instances
98 (selftest::convert_to_ssa): Likewise.
99 (selftest::test_expansion_to_rtl): Likewise.
100 * tree-cfg.c (selftest::test_linear_chain): Release dominator
102 (selftest::test_diamond): Likewise.
104 2016-07-11 Richard Biener <rguenther@suse.de>
106 PR tree-optimization/71816
107 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
108 than replacing all of its operands.
110 2016-07-11 Alan Modra <amodra@gmail.com>
112 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
113 (ctr<mode>): Add unspec.
114 (ctr<mode>_internal*): Likewise.
116 2016-07-08 James Bowman <james.bowman@ftdichip.com>
118 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
119 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
121 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
123 PR rtl-optimization/71621
124 * lra-constraints.c (process_alt_operands): Check combination of
127 2016-07-08 Jason Merrill <jason@redhat.com>
128 Richard Biener <rguenther@suse.de>
130 P0145: Refining Expression Order for C++.
131 * gimplify.c (initial_rhs_predicate_for): New.
132 (gimplfy_modify_expr): Gimplify RHS before LHS.
134 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
137 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
138 Allow standard error handling to take over when a wrong number
139 of arguments is presented to __builtin_vec_ld () or
142 2016-07-08 Jiong Wang <jiong.wang@arm.com>
144 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
149 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
150 __builtin_aarch64_fmaxv2sf.
151 (vmaxnmq_f32): Likewise.
152 (vmaxnmq_f64): Likewise.
153 (vminnm_f32): Likewise.
154 (vminnmq_f32): Likewise.
155 (vminnmq_f64): Likewise.
157 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
160 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
161 enable -mfloat128-hardware by default.
162 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
163 that IEEE 128-bit hardware support needs.
164 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
165 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
166 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
167 floating point requires.
168 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
169 -mfloat128 and -mfloat128-hardware changes.
171 2016-07-08 Alan Hayward <alan.hayward@arm.com>
173 PR tree-optimization/71667
174 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
176 2016-07-08 Martin Liska <mliska@suse.cz>
179 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
180 folding produces SAVE_EXPRs, thus return false for the type.
182 2016-07-07 Martin Liska <mliska@suse.cz>
184 * file-find.c (remove_prefix): New function.
185 * file-find.h (remove_prefix): Declare the function.
186 * gcc-ar.c (main): Skip a folder of the wrapper if
187 a wrapped binary would point to the same file.
189 2016-07-07 Jan Hubicka <jh@suse.cz>
191 * tree-scalar-evolution.c (iv_can_overflow_p): export.
192 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
193 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
195 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
198 * ipa-inline-analysis.c (compute_inline_parameters): Set
199 local.can_change_signature to false for intrumentation
202 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
204 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
205 with TARGET_HAVE_MOVT.
206 (TARGET_HAVE_MOVT): Define.
207 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
208 availability with TARGET_HAVE_MOVT.
209 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
211 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
213 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
214 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
215 * config/arm/constraints.md (define_constraint "j"): Use
216 TARGET_HAVE_MOVT to check MOVT availability.
218 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
220 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
222 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
224 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
225 (armv8-m.main): Likewise.
226 (armv8-m.main+dsp): Likewise.
227 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
228 (FL_FOR_ARCH8M_MAIN): Likewise.
229 * config/arm/arm-tables.opt: Regenerate.
230 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
231 armv8-m.main+dsp to BE8_LINK_SPEC.
232 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
233 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
234 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
235 Baseline and Mainline.
236 (arm_option_override_internal): Also disable arm_restrict_it when
237 !arm_arch_notm. Update comment for -munaligned-access to also cover
239 (arm_file_start): Increase buffer size for printing architecture name.
240 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
241 and armv8-m.main+dsp.
242 (mno-unaligned-access): Clarify that this is disabled by default for
243 ARMv8-M Baseline architectures as well.
245 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
247 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
248 decide whether to prevent some libgcc routines being included for some
249 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
250 link between this condition and the one in
251 libgcc/config/arm/lib1func.S.
253 2016-07-07 Richard Biener <rguenther@suse.de>
255 * tree-ssa-pre.c: Include alias.h.
256 (compute_avail): If we have multiple VN_REFERENCEs with the
257 same hashtable entry adjust that to make it a valid replacement
258 for all of them with respect to alignment and aliasing
259 when doing insertion.
260 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
261 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
263 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
267 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
268 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
271 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
273 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
274 (adjust_mems): Adjust.
275 (adjust_insn): Likewise.
276 (prepare_call_arguments): Likewise.
278 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
280 * gcse.c (struct ls_expr): Make stores field a vector.
281 (ldst_entry): Adjust.
282 (free_ldst_entry): Likewise.
283 (print_ldst_list): Likewise.
284 (compute_ld_motion_mems): Likewise.
285 (update_ld_motion_stores): Likewise.
287 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
289 * gcse.c (struct ls_expr): Remove loads field.
290 (ldst_entry): Adjust.
291 (free_ldst_entry): Likewise.
292 (print_ldst_list): Likewise.
293 (compute_ld_motion_mems): Likewise.
295 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
297 * store-motion.c (struct st_expr): Make antic_stores a vector.
298 (st_expr_entry): Adjust.
299 (free_st_expr_entry): Likewise.
300 (print_store_motion_mems): Likewise.
301 (find_moveable_store): Likewise.
302 (compute_store_table): Likewise.
303 (remove_reachable_equiv_notes): Likewise.
304 (replace_store_insn): Likewise.
305 (build_store_vectors): Likewise.
307 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
309 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
310 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
312 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
314 PR tree-optimization/71518
315 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
316 misalign also for outer loops with negative step.
318 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
320 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
321 (cortex_a53_shift): Add mov_shift.
322 (cortex_a53_shift_reg): Add new reservation for register shifts.
323 (cortex_a53_alu): Remove bfm.
324 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
325 (cortex_a53_alu_extr): Add new reservation for EXTR.
326 (bypasses): Improve bypass modelling.
328 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
331 * config/avr/avr.c (avr_asm_select_section): Strip off
332 SECTION_DECLARED from flags when calling get_section.
334 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
336 * tree-vectorizer.h (vect_memory_access_type): Add
337 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
338 * tree-vect-stmts.c (compare_step_with_zero): New function.
339 (perm_mask_for_reverse): Move further up file.
340 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
342 (get_negative_load_store_type): New function.
343 (get_load_store_type): Call it. Add an ncopies argument.
344 (vectorizable_mask_load_store): Update call accordingly and
345 remove tests for negative steps.
346 (vectorizable_store, vectorizable_load): Likewise. Handle new
349 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
351 * tree-vectorizer.h (vect_memory_access_type): New enum.
352 (_stmt_vec_info): Add a memory_access_type field.
353 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
354 (vect_model_store_cost): Take an access type instead of a boolean.
355 (vect_model_load_cost): Likewise.
356 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
357 vect_model_store_cost and vect_model_load_cost.
358 * tree-vect-stmts.c (vec_load_store_type): New enum.
359 (vect_model_store_cost): Take an access type instead of a
360 store_lanes_p boolean. Simplify tests.
361 (vect_model_load_cost): Likewise, but for load_lanes_p.
362 (get_group_load_store_type, get_load_store_type): New functions.
363 (vectorizable_store): Use get_load_store_type. Record the access
364 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
365 (vectorizable_load): Likewise.
366 (vectorizable_mask_load_store): Likewise. Replace is_store
367 variable with vls_type.
369 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
371 * tree-vectorizer.h (vect_grouped_load_supported): Add a
372 single_element_p parameter.
373 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
374 Check the PR65518 case here rather than in vectorizable_load.
375 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
376 * tree-vect-stmts.c (vectorizable_load): Likewise.
378 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
380 * tree-vectorizer.h (gather_scatter_info): New structure.
381 (vect_check_gather_scatter): Return a bool rather than a decl.
382 Replace return-by-pointer arguments with a single
383 gather_scatter_info *.
384 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
385 (vect_analyze_data_refs): Update call accordingly.
386 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
387 (vectorizable_mask_load_store): Likewise. Also record the
388 offset dt and vectype in the gather_scatter_info.
389 (vectorizable_store): Likewise.
390 (vectorizable_load): Likewise.
392 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
394 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
395 strided groups, use the cost of N scalar accesses instead
396 of ncopies vector accesses.
397 (vect_model_load_cost): Likewise.
399 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
401 * tree-vect-stmts.c (vect_cost_group_size): Delete.
402 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
403 variable to indicate when once-per-group costs are being used.
404 (vect_model_load_cost): Likewise. Fix comment and misindented code.
406 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
408 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
409 peeling-for-gaps condition.
411 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
413 * config/s390/s390.c (s390_expand_vec_init): Force initializer
414 element to register if it doesn't match general_operand.
416 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
417 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
419 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
421 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
422 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
423 (SIGNBIT): New mode iterator.
424 (Fsignbit): New mode attribute.
425 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
426 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
427 when direct moves are available.
428 (signbit<mode>2_dm): New define_insn_and_split).
429 (signbit<mode>2_dm2): New define_insn.
431 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
433 PR rtl-optimization/71594
434 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
435 into subregs of appropriate mode before trying to emit a conditional
438 2016-07-05 Jan Hubicka <jh@suse.cz>
440 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
443 2016-07-05 Jan Hubicka <jh@suse.cz>
445 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
447 2016-07-05 Jiong Wang <jiong.wang@arm.com>
449 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
452 2016-07-05 Jan Hubicka <jh@suse.cz>
454 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
457 2016-07-05 Richard Biener <rguenther@suse.de>
459 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
460 Handle empty else block.
461 (is_feasible_trace): Likewise.
462 (split_paths): Likewise.
464 2016-07-05 Richard Biener <rguenther@suse.de>
466 * tree-loop-distribution.c (distribute_loop): Fix issue with
469 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
471 * config/arm/neon-testgen.ml: Delete.
472 * config/arm/neon.ml: Delete.
474 2016-07-04 Jakub Jelinek <jakub@redhat.com>
477 * tree.c (attribute_value_equal): Use get_attribute_name instead of
478 directly using TREE_PURPOSE.
480 2016-07-04 Jiong Wang <jiong.wang@arm.com>
482 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
483 * config/aarch64/aarch64_neon.h: Likewise.
484 * config/aarch64/arm_neon.h: Likewise.
485 * config/aarch64/atomics.md: Likewise.
486 * config/aarch64/aarch64-simd-builtins.def: Likewise.
487 * doc/invoke.texi: Likewise.
489 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
491 * config/s390/s390.md: Add "z13" cpu_facility.
492 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
493 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
494 condition" type instructions.
496 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
497 Jeff Law <law@redhat.com>
499 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
500 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
502 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
504 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
505 permutation for TARGET_AVX512F.
506 (ix86_expand_vec_one_operand_perm_avx512): New function.
507 (expand_vec_perm_1): Invoke introduced function.
508 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
509 it may be not valid after vectorization.
511 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
514 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
515 typo in comment. Only force to memory if it is a weak
518 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
519 Jiong Wang <jiong.wang@arm.com>
521 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
522 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
523 (AARCH64_FL_F16): New.
524 (AARCH64_FL_FOR_ARCH8_2): New.
525 (AARCH64_ISA_8_2): New.
526 (AARCH64_ISA_F16): New.
527 (TARGET_FP_F16INST): New.
528 (TARGET_SIMD_F16INST): New.
529 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
530 ("fp"): Disabling "fp" also disables "fp16".
531 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins): Conditionally define
532 __ARM_FEATURE_FP16_SCALAR_ARITHMETIC and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
533 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
535 2016-07-04 Jan Beulich <jbeulich@suse.com>
537 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
539 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
542 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
543 the insns, use an insn form that does not adjust the offset on
544 little endian systems.
546 2016-07-01 Jan Beulich <jbeulich@suse.com>
548 * varasm.c (get_variable_section): Validate initializer in
549 named .bss-like sections.
551 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
553 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
554 Exchange the order of the second and third operands in the vpermr
555 instruction tmeplate.
557 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
560 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow
563 2016-07-01 Alan Modra <amodra@gmail.com>
565 PR rtl-optimization/71709
566 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
567 being set, not referenced.
569 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
571 PR tree-optimization/70729
572 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
573 of loop since it can be not valid after transformation.
575 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
577 * config/arm/arm.c (thumb_reload_in_hi): Delete.
578 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
580 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
582 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
585 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
588 * config/rs6000/constraints.md (wY constraint): New constraint to
589 match the requirements for the LXSD and STXSD instructions.
590 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
591 predicate to match the requirements for the LXSD and STXSD
593 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
594 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
595 to make sure that the bottom 2 bits of offset are 0, the address
596 form is offsettable, and no updating is done in the address mode.
597 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
598 (movdi_internal32): Likewise
599 (movdi_internal64): Likewise.
601 2016-06-30 Jakub Jelinek <jakub@redhat.com>
603 PR tree-optimization/71707
604 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
605 strinfo even for ADDR_EXPR ptr.
607 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
609 * config/rs6000/altivec.md (darn_32): Change the condition to
610 TARGET_P9_MISC instead of TARGET_MODULO.
611 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
612 condition expression.
613 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
614 condition expression.
615 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
616 (DFP_TEST): New code iterator.
617 (dfptstsfi_<code>_mode>): New define_expand.
618 (*dfp_sgnfcnc_<mode>): New define_insn.
619 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
620 definition next to BU_P9_MISC_1 definition and change the MASK
621 value to RS6000_BTM_P9_MISC.
622 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
623 (BU_P9_64BIT_MISC_0): Likewise.
624 (BU_P9_DFP_MISC_0): New macro definition.
625 (BU_P9_DFP_MISC_1): New macro definition.
626 (BU_P9_DFP_MISC_2): New macro definition.
627 (BU_P9_DFP_OVERLOAD_1): New macro definition.
628 (BU_P9_DFP_OVERLOAD_2): New macro definition.
629 (BU_P9_DFP_OVERLOAD_3): New macro definition.
630 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
631 (TSTSFI_LT_TD): Likewise.
632 (TSTSFI_EQ_DD): Likewise.
633 (TSTSFI_EQ_TD): Likewise.
634 (TSTSFI_GT_DD): Likewise.
635 (TSTSFI_GT_TD): Likewise.
636 (TSTSFI_OV_DD): Likewise.
637 (TSTSFI_OV_TD): Likewise.
638 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
639 (TSTSFI_LT_DD): Likewise.
640 (TSTSFI_LT_TD): Likewise.
641 (TSTSFI_EQ): Likewise.
642 (TSTSFI_EQ_DD): Likewise.
643 (TSTSFI_EQ_TD): Likewise.
644 (TSTSFI_GT): Likewise.
645 (TSTSFI_GT_DD): Likewise.
646 (TSTSFI_GT_TD): Likewise.
647 (TSTSFI_OV): Likewise.
648 (TSTSFI_OV_DD): Likewise.
649 (TSTSFI_OV_TD): Likewise.
650 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
651 overloaded test significance functions.
652 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
653 OPTION_MASK_P9_MISC into the representation of this mask.
654 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
656 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
657 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
659 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
660 argument is a 6-bit unsigned literal value if the icode argument
661 represents a DFP test significance built-in call.
662 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
663 flag used independently and in combination with the
664 RS6000_BTM_64BIT flag.
665 (rs6000_opt_masks): Add entry for power9-misc command-line option.
666 (rs6000_builtin_mask_names): Add entry for power9-misc
668 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
669 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
670 RS6000_BTM_P9_MISC macros.
671 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
672 option and change the description of the -mpower9-vector option to
673 enable only vector instructions, removing its erroneously claimed
674 support for scalar instructions.
675 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
676 the ISA 3.0 digital floating point test significance built-in
679 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
681 * config/aarch64/aarch64.c (cortexa35_tunings):
682 Enable AES fusion. Use cortexa57_branch_cost.
683 (cortexa53_tunings): Use cortexa57_branch_cost.
684 (cortexa72_tunings): Use cortexa57_branch_cost.
685 Use AUTOPREFETCHER_WEAK.
686 (cortexa73_tunings): Use cortexa57_branch_cost.
688 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
689 James Greenhalgh <james.greenhalgh@arm.com>
691 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
692 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
693 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
694 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
695 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
696 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
697 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
698 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
699 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
700 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
701 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
702 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
703 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
706 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
707 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
709 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
711 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
713 2016-06-30 David Malcolm <dmalcolm@redhat.com>
716 * gcc.c (driver::build_option_suggestions): Pass "option" to
717 add_misspelling_candidates.
718 * opts-common.c (add_misspelling_candidates): Add "option" param;
719 use it to avoid adding negated forms for options marked with
721 * opts.h (add_misspelling_candidates): Add "option" param.
723 2016-06-30 Jakub Jelinek <jakub@redhat.com>
726 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
727 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
728 first when permuting bitwise operation with rotate. Cast
729 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
731 2016-06-29 David Malcolm <dmalcolm@redhat.com>
733 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
734 for misspelled param names.
735 * params.c: Include spellcheck.h.
736 (find_param_fuzzy): New function.
737 * params.h (find_param_fuzzy): New prototype.
738 * spellcheck.c (struct edit_distance_traits<const char *>): Move
740 * spellcheck.h (struct edit_distance_traits<const char *>):
743 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
745 * config/rs6000/predicates.md (const_0_to_7_operand): New
746 predicate, recognize 0..7.
747 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
748 support for doing extracts from V16QImode, V8HImode, V4SImode
750 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
751 vector extract support.
752 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
753 for ISA 3.0 vector extract.
754 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
755 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
756 extracts of a constant element number from small integer vectors
757 on 64-bit ISA 3.0 systems.
758 (vsx_extract_<mode>_di): Likewise.
759 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
760 say when we can do ISA 3.0 vector extracts.
761 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
762 registers, using the stxsiwx instruction.
764 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
766 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
767 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
768 qdf24xx_regmove_cost, qdf24xx_tunings): New.
769 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
770 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
771 * config/arm/arm.c (arm_qdf24xx_tune): New.
773 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
775 * config/aarch64/aarch64.c (cortexa53_tunings):
776 Increase loop alignment to 8. Set function alignment to 16.
777 (cortexa35_tunings): Likewise.
778 (cortexa57_tunings): Increase loop alignment to 8.
779 (cortexa72_tunings): Likewise.
780 (cortexa73_tunings): Likewise.
782 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
784 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
785 for arm_fp16_ok and arm_fp16_hw.
786 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
787 arm_fp16_alternative.
789 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
791 PR tree-optimization/71655
792 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
793 types when swapping operands.
795 2016-06-29 Martin Liska <mliska@suse.cz>
798 * common.opt (flag_stack_protect): Mark the flag as optimization
800 * ipa-inline-transform.c (inline_call): Remove unnecessary call
801 of build_optimization_node.
803 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
805 PR tree-optimization/70729
806 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
807 independent in loops having positive safelen value.
808 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
809 it may be not valid after vectorization.
811 2016-06-29 Jakub Jelinek <jakub@redhat.com>
813 PR tree-optimization/71625
814 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
815 is sorted by ascending list->offset. If PTR is non-NULL and there is
816 previous strinfo, call get_stridx_plus_constant.
817 (get_stridx): Pass exp as second argument to get_addr_stridx.
818 (addr_stridxptr): Add missing list = list->next, so that there can be
819 more than one entries in the list. Bump limit from 16 to 32. Ensure
820 the list is sorted by ascending list->offset.
821 (get_stridx_plus_constant): Adjust so that it can be also called with
822 ADDR_EXPR instead of SSA_NAME as PTR.
823 (handle_char_store): Pass NULL_TREE as second argument to
826 2016-06-29 Richard Biener <rguenther@suse.de>
828 PR rtl-optimization/68961
829 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
831 2016-06-29 Richard Biener <rguenther@suse.de>
834 * alias.c (component_uses_parent_alias_set_from): Handle
835 type punning through union accesses by using the union alias set.
836 * gimple.c (gimple_get_alias_set): Remove union type punning case.
838 2016-07-29 Richard Biener <rguenther@suse.de>
840 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
841 precision not matching mode precision.
843 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
845 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
846 pa_output_arg_descriptor.
847 (call_val_symref_64bit_post_reload): Likewise.
848 (call_val_powf_64bit_post_reload): Likewise.
849 (sibcall_internal_symref_64bit): Likewise.
850 (sibcall_value_internal_symref_64bit): Likewise.
852 2016-06-28 Jakub Jelinek <jakub@redhat.com>
855 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
856 a constant, force its SUBREG_REG into memory or register instead
859 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
862 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
863 * doc/invoke.texi (AVR Options): Document it.
865 2016-06-28 Walter Lee <walt@tilera.com>
867 * config/tilegx/linux.h: Do not include arch/icache.h
868 (CLEAR_INSN_CACHE): Provide inlined definition directly.
869 * config/tilepro/linux.h: Do not include arch/icache.h
870 (CLEAR_INSN_CACHE): Provide inlined definition directly.
872 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
874 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
875 for big-endian BIT_FIELD_REF.
877 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
879 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
880 ('size' attribute): Add '128'.
882 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
883 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
884 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
885 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
886 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
887 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
888 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
889 *trunc<mode>df2_odd): Set size attribute to '128'.
890 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
891 * config/rs6000/power6.md (power6-fp): Include dfp type.
892 * config/rs6000/power7.md (power7-fp): Likewise.
893 * config/rs6000/power8.md (power8-fp): Likewise.
894 * config/rs6000/power9.md: New file.
895 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
896 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
897 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
899 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
900 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
901 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
902 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
903 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
904 dfp_dscri_<mode>): Change type attribute to dfp.
905 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
906 attribute to vecsimple.
907 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
908 and prefetch streams.
909 (rs6000_option_override_internal): Remove temporary code setting
910 tuning to power8. Don't set rs6000_sched_groups for power9.
911 (last_scheduled_insn): Change to rtx_insn *.
912 (divide_cnt, vec_load_pendulum): New variables.
913 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
914 (rs6000_issue_rate): Set issue rate for Power9.
915 (is_power9_pairable_vec_type): New.
916 (power9_sched_reorder2): New.
917 (rs6000_sched_reorder2): Call new function for Power9 specific
919 (insn_must_be_first_in_group): Remove Power9.
920 (insn_must_be_last_in_group): Likewise.
921 (force_new_group): Likewise.
922 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
923 Initialize divide_cnt/vec_load_pendulum.
924 (_rs6000_sched_context, rs6000_init_sched_context,
925 rs6000_set_sched_context): Handle context save/restore of new
928 2016-06-28 Richard Biener <rguenther@suse.de>
930 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
931 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
932 COMPONENT_REF operand.
933 (nonoverlapping_component_refs_p): Likewise.
934 * stor-layout.c (start_bitfield_representative): Mark
935 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
937 2016-06-28 Jakub Jelinek <jakub@redhat.com>
939 * Makefile.in: Don't cat ../stage_current if it does not exist.
941 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
942 last argument is a bit-field.
944 PR rtl-optimization/71673
945 * internal-fn.c (expand_arith_overflow_result_store): Use
946 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
950 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
951 expand_ifn_atomic_compare_exchange): New functions.
952 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
953 * tree.h (build_call_expr_internal_loc): Rename to ...
954 (build_call_expr_internal_loc_array): ... this. Fix up type of
956 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
957 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
958 ATOMIC_COMPARE_EXCHANGE result.
959 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
960 * gimple-fold.h (optimize_atomic_compare_exchange_p,
961 fold_builtin_atomic_compare_exchange): New prototypes.
962 * gimple-fold.c (optimize_atomic_compare_exchange_p,
963 fold_builtin_atomic_compare_exchange): New functions..
964 * tree-ssa.c (execute_update_addresses_taken): If
965 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
966 of call when finding addressable vars, and if such var becomes
967 non-addressable, call fold_builtin_atomic_compare_exchange.
969 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
972 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
973 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
975 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
977 * config/rs6000/rs6000.md ('type' attribute): Add
978 veclogical,veccmpfx,vecexts,vecmove insn types.
979 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
980 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
981 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
982 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
983 *nabs<mode>2_hw): Change type to vecmove.
984 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
985 *boolcc<mode>3_internal, *eqv<mode>3_internal,
986 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
987 *ieee_128bit_vsx_abs<mode>2_internal,
988 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
989 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
990 *ieee128_mtvsrd_32bit): Change type to veclogical.
991 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
992 *movdi_internal32, *movdi_internal64): Update insn types.
993 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
994 vsx_extract_<mode>): Change type to veclogical.
995 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
996 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
997 *vsx_sign_extend_si_v2di): Change type to vecexts.
998 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1000 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1001 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1002 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1003 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1004 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1005 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1006 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1007 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1008 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1009 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1010 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1011 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1012 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1013 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1014 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1015 (ppc7450-vecsimple): Add veclogical, vecmove.
1016 (ppc7450-veccmp): Add veccmpfx.
1017 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1019 (ppc8540_vector_compare): Add veccmpfx.
1020 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1021 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1022 (cell-vecsimple): Add veclogical, vecmove.
1023 (cell-veccmp): Add veccmpfx.
1024 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1025 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1027 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1028 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1029 (power4-vecsimple): Add veclogical, vecmove.
1030 (power4-veccmp): Add veccmpfx.
1031 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1032 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1033 (power6-vecsimple): Add veclogical, vecmove.
1034 (power6-veccmp): Add veccmpfx.
1035 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1036 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1037 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1038 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1039 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1040 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1041 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1043 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1045 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1048 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1049 OPTION_MASK_P9_DFORM_VECTOR.
1050 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1051 disable -mpower9-dform-vector when using reload.
1052 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1053 New 'strict' argument. Update all callers. Add strict addressing
1055 (rs6000_legitimate_offset_address_p): Remove call to
1056 virtual_stack_registers_memory_p.
1057 (rs6000_legitimize_reload_address): Add quad address support.
1058 (rs6000_legitimate_address_p): Move call to quad_address_p above
1059 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1060 to account for new strict usage.
1061 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1062 for new strict usage.
1063 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1065 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1072 * config/i386/i386.c (ix86_spill_class): Disable condition to
1073 always return NO_REGS.
1075 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1077 * predict.c: Include gimple-pretty-print.h
1078 (predicted_by_loop_heuristics_p): Check also
1079 PRED_LOOP_EXIT_WITH_RECURSION
1080 (predict_loops): Find self recursive calls and use special purpose
1081 predictors for them; dump log about decisions.
1082 (pass_profile::execute): Dump info about #of iterations.
1083 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1084 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1086 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1088 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1089 output_asm_insn calls and shorten long lines. Output .CALL
1090 argument descriptor using pa_output_arg_descriptor. Add various
1091 inline $$dyncall and other optimizations.
1092 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1094 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1096 PR tree-optimization/71643
1097 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1100 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1101 leak a bitmap if dep_bb is NULL.
1103 PR tree-optimization/71631
1104 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1105 to rewrite_expr_tree even if negate_result, move new_lhs var
1106 declaration and initialization earlier, for powi_result set afterwards
1107 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1108 if new_lhs != lhs, and don't shadow gsi var.
1110 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1112 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1113 Add in_loop parameter.
1114 (predict_loops): Add loop guard heuristics.
1115 * predict.def (PRED_LOOP_GUARD): New heuristics.
1117 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1119 * predict.c: Include ipa-utils.h
1120 (tree_bb_level_prediction): Predict recursive calls.
1121 (tree_estimate_probability_bb): Skip inexpensive calls for call
1123 * predict.def (PRED_RECURSIVE_CALL): New.
1125 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1127 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1128 (BU_FLOAT128_1): Likewise.
1130 (COPYSIGNQ): Likewise.
1131 (RS6000_BUILTIN_NANQ): Likewise.
1132 (RS6000_BUILTIN_NANSQ): Likewise.
1133 (RS6000_BUILTIN_INFQ): Likewise.
1134 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1135 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1136 (TARGET_FOLD_BUILTIN): New #define.
1137 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1138 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1139 (rs6000_fold_builtin): New target hook implementation, handling
1140 folding of 128-bit NaNs and infinities.
1141 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1142 entries are filled in to avoid problems during bootstrap
1143 self-test; define builtins for 128-bit NaNs and infinities.
1144 (rs6000_opt_mask): Add entry for float128.
1145 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1146 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1147 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1148 (const_str_type_node): New #define.
1149 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1150 to a define_expand that dispatches to either copysign<mode>3_soft
1151 or copysign<mode>3_hard.
1152 (copysign<mode>3_hard): Rename from copysign<mode>3.
1153 (copysign<mode>3_soft): New define_insn.
1154 * doc/extend.texi: Document new builtins.
1156 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1158 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1159 PRIu64 instead of lu.
1161 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1164 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1167 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1169 PR tree-optimization/71647
1170 * omp-low.c (lower_rec_input_clauses): Convert
1171 omp_clause_aligned_alignment (c) to size_type_node for the
1172 last argument of __builtin_assume_aligned.
1174 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1176 * configure.ac (calling ___tls_get_addr via GOT): New
1177 assembler/linker check.
1178 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1179 assembler and linker supports calling ___tls_get_addr via GOT.
1180 Otherise, defined to 0.
1181 * config.in: Regenerated.
1182 * configure: Likewise.
1183 * config/i386/constraints.md (Yb): New constraint.
1184 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1185 (REG_CLASS_NAMES): Likewise.
1186 (REG_CLASS_CONTENTS): Likewise.
1187 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1188 the b constraint with the Yb constraint. Call ___tls_get_addr
1189 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1191 (*tls_local_dynamic_base_32_gnu): Likewise.
1192 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1193 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1194 (*tls_local_dynamic_base_64_<mode>): Likewise.
1196 2016-06-24 Martin Liska <mliska@suse.cz>
1198 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1199 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1201 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1202 argument to true if the expected number of iterations is
1205 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1207 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1208 assemble for 32bit target.
1209 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1210 and $ld_ix86_gld_32_opt to link for 32bit target.
1211 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1212 * configure: Regenerate.
1214 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1216 * config/arm/arm.c (int_log2): Delete definition and prototype.
1217 (shift_op): Use exact_log2 instead of int_log2.
1218 (vfp3_const_double_for_fract_bits): Likewise.
1220 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1222 * internal-fn.c (expand_arith_set_overflow): New function.
1223 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1225 (expand_arith_overflow_result_store): Likewise. Handle precision
1226 smaller than mode precision.
1227 * tree-vrp.c (extract_range_basic): For imag part, handle
1228 properly signed 1-bit precision result.
1229 * doc/extend.texi (__builtin_add_overflow): Document that last
1230 argument can't be pointer to enumerated or boolean type.
1231 (__builtin_add_overflow_p): Document that last argument can't
1232 have enumerated or boolean type.
1234 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1235 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1237 * config/rs6000/predicates.md (splat_input_operand): Rework.
1238 Don't allow constants, since the insns that use this predicate
1239 don't support constants. Constants are handled by other insns
1240 that are created via combine. During and after register
1241 allocation, only allow indexed or indirect addresses, and not
1242 general addresses. Only allow modes supported by the hardware.
1243 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1244 comment. Move check for using VSPLTIS<x> to a common location,
1245 instead of doing it in two different places.
1247 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1249 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1250 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1251 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1252 signature_CENTAUR_ebx.
1254 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1258 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1259 (as_ix86_gas_32_opt): This.
1260 (ld_ix86_tls_ldm_opt): Renamed to ...
1261 (ld_ix86_gld_32_opt): This.
1262 (R_386_TLS_LDM reloc): Updated.
1263 (R_386_GOT32X reloc): New assembler/linker check.
1264 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1265 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1267 * config.in: Regenerated.
1268 * configure: Likewise.
1269 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1270 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1271 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1272 if ix86_force_load_from_GOT_p returns true.
1273 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1274 ix86_force_load_from_GOT_p returns true.
1275 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1276 the external function address via the GOT slot.
1277 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1278 HAVE_AS_IX86_GOT32X before returning false.
1279 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1280 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1282 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1284 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1286 2016-06-23 Andi Kleen <ak@linux.intel.com>
1288 * Makefile.in: Regenerate.
1289 * doc/install.texi: Document autoprofiledbootstrap.
1291 2016-06-23 Andi Kleen <ak@linux.intel.com>
1293 * config/i386/gcc-auto-profile: New file.
1295 2016-06-23 Martin Liska <mliska@suse.cz>
1298 * predict.c (predict_loops): Revert the hunk that was removed
1301 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1303 * config.gcc: Add support for arm*-*-phoenix* targets.
1304 * config/arm/t-phoenix: New.
1305 * config/phoenix.h: New.
1307 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1308 H.J. Lu <hongjiu.lu@intel.com>
1311 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1312 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1313 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1314 ix86_force_load_from_GOT_p returns true.
1315 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1316 ix86_force_load_from_GOT_p returns true.
1317 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1318 ix86_force_load_from_GOT_p returns true.
1319 (ix86_expand_move): Load the external function address via the
1320 GOT slot if ix86_force_load_from_GOT_p returns true.
1321 * config/i386/predicates.md (x86_64_immediate_operand): Return
1322 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1323 (x86_64_zext_immediate_operand): Ditto.
1325 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1327 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1329 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1332 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1333 * diagnostic.c (pedwarn_at_rich_loc): New function.
1334 * spellcheck.h (best_match::best_match): Add a
1335 "best_distance_so_far" optional parameter.
1336 (best_match::set_best_so_far): New method.
1337 (best_match::get_best_distance): New accessor.
1338 (best_match::get_best_candidate_length): New accessor.
1340 2016-06-22 Nick Clifton <nickc@redhat.com>
1342 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1343 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1344 modes are accepted as well.
1345 (ucompare_loc_descriptor): Likewise.
1346 (minmax_loc_descriptor): Likewise.
1347 (clz_loc_descriptor): Likewise.
1348 (popcount_loc_descriptor): Likewise.
1349 (bswap_loc_descriptor): Likewise.
1350 (rotate_loc_descriptor): Likewise.
1351 (mem_loc_descriptor): Likewise.
1352 (loc_descriptor): Likewise.
1354 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1356 * common.opt (fdiagnostics-parseable-fixits): New option.
1357 * diagnostic.c: Include "selftest.h".
1358 (print_escaped_string): New function.
1359 (print_parseable_fixits): New function.
1360 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1361 (selftest::assert_print_escaped_string): New function.
1362 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1363 (selftest::test_print_escaped_string): New function.
1364 (selftest::test_print_parseable_fixits_none): New function.
1365 (selftest::test_print_parseable_fixits_insert): New function.
1366 (selftest::test_print_parseable_fixits_remove): New function.
1367 (selftest::test_print_parseable_fixits_replace): New function.
1368 (selftest::diagnostic_c_tests): New function.
1369 * diagnostic.h (struct diagnostic_context): Add field
1370 "parseable_fixits_p".
1371 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1372 -fdiagnostics-parseable-fixits.
1373 (-fdiagnostics-parseable-fixits): New option.
1374 * opts.c (common_handle_option): Handle
1375 -fdiagnostics-parseable-fixits.
1376 * selftest-run-tests.c (selftest::run_tests): Call
1377 selftest::diagnostic_c_tests.
1378 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1380 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1382 PR tree-optimization/71488
1383 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1384 comparison of boolean vectors.
1385 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1386 of boolean vectors using bitwise operations.
1388 2016-06-22 Andreas Schwab <schwab@suse.de>
1390 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1393 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1395 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1397 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1399 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1402 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1404 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1405 * config/arm/arm-cores.def (cortex-a73): New entry.
1406 (cortex-a73.cortex-a35): Likewise.
1407 (cortex-a73.cortex-a53): Likewise.
1408 * config/arm/arm-tables.opt: Regenerate.
1409 * config/arm/arm-tune.md: Likewise.
1410 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1411 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1412 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1413 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1414 * doc/invoke.texi (ARM Options): Document cortex-a73,
1415 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1417 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1419 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1420 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1421 (cortex-a73.cortex-a35): Likewise.
1422 (cortex-a73.cortex-a53): Likewise.
1423 * config/aarch64/aarch64-tune.md: Regenerate.
1424 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1425 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1428 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1430 * configure.ac (gcc_cv_as_compress_debug): Remove
1431 --compress-debug-sections as extra as switch.
1432 Handle gas --compress-debug-sections=type.
1433 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1434 Handle gld --compress-debug-sections=type.
1435 * configure: Regenerate.
1437 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1439 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1441 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1443 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1444 (do_rewrite): likewise.
1446 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1448 * common/config/mep/mep-common.c: Remove.
1449 * config.gcc: Remove mep-* support.
1450 * config/mep/constraints.md: Remove.
1451 * config/mep/default.h: Remove.
1452 * config/mep/intrinsics.h: Remove.
1453 * config/mep/intrinsics.md: Remove.
1454 * config/mep/ivc2-template.h: Remove.
1455 * config/mep/mep-c5.cpu: Remove.
1456 * config/mep/mep-core.cpu: Remove.
1457 * config/mep/mep-default.cpu: Remove.
1458 * config/mep/mep-ext-cop.cpu: Remove.
1459 * config/mep/mep-intrin.h: Remove.
1460 * config/mep/mep-ivc2.cpu: Remove.
1461 * config/mep/mep-pragma.c: Remove.
1462 * config/mep/mep-protos.h: Remove.
1463 * config/mep/mep.c: Remove.
1464 * config/mep/mep.cpu: Remove.
1465 * config/mep/mep.h: Remove.
1466 * config/mep/mep.md: Remove.
1467 * config/mep/mep.opt: Remove.
1468 * config/mep/predicates.md: Remove.
1469 * config/mep/t-mep: Remove.
1470 * doc/install.texi: Remove mep-* documentation.
1471 * doc/md.texi: Likewise.
1473 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1475 * config.gcc: Remove support for avr-rtems.
1476 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1477 * config/avr/rtems.h: Remove.
1478 * config/avr/t-rtems: Remove.
1480 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1482 * config.gcc: Remove m32r-rtems support.
1483 * config/m32r/rtems.h: Remove.
1485 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1487 * config.gcc: Remove h8300-rtems support.
1488 * config/h8300/rtems.h: Remove.
1489 * config/h8300/t-rtems: Remove.
1491 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1493 * config.gcc: Remove support for knetbsd.
1494 * configure.ac: Likewise.
1495 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1496 * config/knetbsd-gnu.h: Remove.
1497 * configure: Regenerate.
1499 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1501 * config.gcc: Remove support for openbsd 2 and 3.
1502 * config/openbsd-oldgas.h: Remove.
1504 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1506 * config.gcc: Remove interix support.
1507 * config/i386/i386-interix.h: Remove.
1508 * config/i386/interix.opt: Remove.
1509 * config/i386/t-interix: Remove.
1510 * configure: Regenerate.
1511 * configure.ac: Remove interix support.
1512 * doc/install.texi: Remove interix documentation.
1514 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1516 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1517 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1520 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1522 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1523 they are both PLACEHOLDER_EXPRs.
1525 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1527 * stor-layout.c (layout_type): Move setting complex MODE to
1528 layout_type, instead of setting it ahead of time by the caller.
1529 * tree.c (build_complex_type): Likewise.
1531 2016-06-21 Martin Liska <mliska@suse.cz>
1533 * predict.c (force_edge_cold): Replace imposisble with
1536 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1538 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1539 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1541 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1543 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1545 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1546 Ilya Enkovich <ilya.enkovich@intel.com>
1549 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1550 New member function to convert V1TImode register to SUBREG
1551 TImode in debug insn.
1552 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1553 after changing register mode to V1TImode.
1555 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1557 * config/aarch64/aarch64-cores.def (vulcan): New core.
1558 * config/aarch64/aarch64-tune.md: Regenerate.
1559 * doc/invoke.texi: Document vulcan as an available option.
1561 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1563 * cse.c (canon_asm_operands): New function extracted from...
1564 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1565 either standalone or member of a PARALLEL.
1567 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1570 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1571 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1572 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1574 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1577 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1578 constant addresses if can_create_pseudo_p.
1580 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1582 PR tree-optimization/71588
1583 * tree-ssa-strlen.c (valid_builtin_call): New function.
1584 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1587 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1590 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1591 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1592 for conversion of scalar user var to complex type and use the
1593 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1596 PR rtl-optimization/71591
1597 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1598 don't run any tests.
1600 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1603 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1604 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1605 space for PIC with non-v32 and the common non-PIC "jump".
1607 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1610 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1611 returned values and add UN*/LTGT/*ORDERED cases with values matching
1612 D operand modifier on vcmp for AVX.
1614 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1616 * config/aarch64/aarch64.opt
1617 (mpc-relative-literal-loads): Rename internal option name.
1618 * config/aarch64/aarch64.c
1619 (aarch64_nopcrelative_literal_loads): Rename to
1620 aarch64_pcrelative_literal_loads.
1621 (aarch64_expand_mov_immediate): Likewise.
1622 (aarch64_secondary_reload): Likewise.
1623 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1624 (aarch64_override_options_after_change_1): Rename and simplify logic.
1625 (aarch64_classify_symbol): Merge large model checks into switch,
1626 remove pc-relative load check.
1628 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1630 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1631 costs relative to the cost of a register move.
1633 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1635 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1636 (vcvt_n_f64_u64): Likewise.
1637 (vcvt_n_s64_f64): Likewise.
1638 (vcvt_n_u64_f64): Likewise.
1639 (vcvt_f64_s64): Likewise.
1640 (vrecpe_f64): Likewise.
1641 (vcvt_f64_u64): Likewise.
1642 (vrecps_f64): Likewise.
1644 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1646 * config/aarch64/aarch64.md
1647 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1649 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1651 * config/aarch64/aarch64-builtins.c
1652 (aarch64_types_binop_uss_qualifiers): Delete.
1653 (TYPES_BINOP_USS): Likewise.
1654 (aarch64_types_binop_sus_qualifiers): Likewise.
1655 (TYPES_BINOP_SUS): Likewise.
1656 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
1657 (TYPES_FCVTIMM_SUS): Likewise.
1658 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
1660 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
1661 (fcvtzs): Use SHIFTIMM rather than BINOP.
1662 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
1664 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1666 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
1667 costs relative to the cost of a register move.
1669 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1671 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
1672 Allow scalar/single vector modes to be tieable.
1674 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1676 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
1678 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1680 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
1682 * tree.h (TYPE_ALIGN): Likewise.
1684 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1687 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
1689 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1691 * config/avr/avr.c (avr_print_operand): Fix "format not a string
1692 literal" build warnings.
1693 (avr_print_operand_address): Dito.
1695 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
1698 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
1699 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
1701 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
1703 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
1705 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
1708 * reload1.c (reload): Pass 0 to finish_spills when called because
1709 update_eliminables_and_spill returns true and remove did_spill.
1710 (finish_spills): Adjust comment and document GLOBAL parameter.
1712 2016-06-17 DJ Delorie <dj@redhat.com>
1715 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
1716 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
1717 (umulqihi3_virt): Likewise.
1718 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
1719 (umulqihi3_real): Likewise.
1721 2016-06-17 Martin Liska <mliska@suse.cz>
1723 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
1725 2016-06-17 Martin Liska <mliska@suse.cz>
1727 * predict.def: PRED_LOOP_EXIT from 92 to 85.
1729 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
1731 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
1733 (vaddq_f32): Likewise.
1734 (vmul_f32): Likewise.
1735 (vmulq_f32): Likewise.
1736 (vsub_f32): Likewise.
1737 (vsubq_f32): Likewise.
1739 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1741 PR tree-optimization/71347
1742 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
1743 cost for all uses in group.
1745 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1747 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1748 insert gimple seq if it's not empty.
1750 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1752 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
1754 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
1756 (comp_dr_with_seg_len_pair): Ditto.
1757 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
1758 struct dr_with_seg_len_pair against DR_OFFSET.
1759 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
1762 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
1764 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
1766 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
1768 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
1769 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
1770 (pa_output_millicode_call): Likewise.
1771 (pa_output_call): Likewise.
1772 (pa_output_indirect_call): Likewise.
1773 (pa_asm_output_mi_thunk): Likewise.
1775 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1777 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
1779 2016-06-16 Martin Liska <mliska@suse.cz>
1781 * predict.c (combine_predictions_for_insn): When we find a first
1782 match predictor, we should consider just predictors with
1783 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
1784 DS theory predictor.
1785 (combine_predictions_for_bb): Likewise.
1787 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1789 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
1790 with base of reference to struct.
1792 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1794 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
1796 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1799 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
1800 progmem_swtable_section.
1801 (progmem_swtable_section): Remove.
1802 (avr_asm_function_rodata_section): Remove.
1803 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1804 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
1806 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
1808 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1809 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
1810 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
1811 signature_CENTAUR_ebx.
1812 * config/i386/i386.c (ix86_option_override_internal): Add
1813 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
1814 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
1815 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
1817 2016-06-16 Martin Liska <mliska@suse.cz>
1819 * predict.def: Add fortran loop preheader predictor.
1820 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
1821 fold IFN_BUILTIN_EXPECT with a known constant argument.
1823 2016-06-16 Martin Liska <mliska@suse.cz>
1825 * predict.def: Add 'Fortran' to display text of all
1826 PRED_FORTRAN_* predictors.
1828 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1831 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
1832 [IA64_BUILTIN_NANSQ]: Ditto.
1833 (ia64_fold_builtin): New function.
1834 (TARGET_FOLD_BUILTIN): New define.
1835 (ia64_init_builtins) Declare const_string_type node.
1836 Add __builtin_nanq and __builtin_nansq builtin functions.
1837 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
1839 2016-06-16 Nick Clifton <nickc@redhat.com>
1841 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
1842 MSP430_HWMULT_ prefix to enum values.
1843 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
1844 * config/msp430/msp430.c: Update use of enum values.
1845 * config/msp430/msp430.md: Likewise.
1846 * config/msp430/msp430.opt: Likewise.
1848 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
1850 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
1851 of comparsions in the last iteration.
1853 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1854 Joern Rennecke <joern.rennecke@embecosm.com>
1856 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
1858 (arc_needs_pcl_p): Add GOTOFFPC.
1859 (arc_legitimate_pic_addr_p): Likewise.
1860 (arc_output_pic_addr_const): Likewise.
1861 (arc_legitimize_pic_address): Generate a pc-relative address using
1863 (arc_output_libcall): Use @pcl syntax.
1864 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
1865 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
1866 (*movsi_insn): Use @pcl syntax.
1867 (doloop_begin_i): Likewise.
1869 2016-06-16 Martin Liska <mliska@suse.cz>
1871 * predict.def: Define a new predictor.
1873 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1875 * config/arc/arc.opt (mtp-regno): Update text.
1877 2016-06-16 Renlin Li <renlin.li@arm.com>
1879 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
1881 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1884 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
1885 (setcc + and peephole2): Likewise.
1887 PR rtl-optimization/71532
1888 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
1891 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1893 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
1894 DImode constants with XXSPLTIB in vector registers.
1895 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
1896 vsx_extract_<mode>_internal{1,2} into a single insn that handles
1897 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
1898 extraction of the element at the top of the register as a scalar
1900 (vsx_extract_<mode>_internal1): Likewise.
1901 (vsx_extract_<mode>_internal2): Likewise.
1902 * config/rs6000/constraints.md (wi constraint): Remove a comment
1903 about DImode not being allowed in Altivec registers.
1904 (wB constraint): New constraint for constants that can be
1905 generated in Altivec registers with VSPLTISW/VUPKHSW.
1906 * config/rs6000/predicates.md (xxspltib_constant_split): Update
1908 (xxspltib_constant_nosplit): Likewise.
1909 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
1910 support for -mupper-regs-di to enable DImode to go into Altivec
1912 (POWERPC_MASKS): Likewise.
1913 (power7 cpu): Likewise.
1914 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
1915 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
1916 for DImode being allowed in Altivec registers. Update wi/wj
1917 constraints. Set scalar_in_vmx_p flag.
1918 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
1919 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
1920 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
1921 (rs6000_opt_masks): Add -mupper-regs-di.
1922 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
1923 direct move to use wi and not wj.
1925 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
1927 (floatunssi<mode>2_lfiwzx_mem): Likewise.
1928 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
1929 any VSX register, instead of just Altivec registers, to allow
1930 either operand to be an Altivec register or both.
1931 (fixuns_trunc<mode>di2_fctiduz): Likewise.
1932 (movdi_internal32): Add support for -mupper-regs-di. Add support
1933 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
1934 the alternatives and attributes to be lined up to be easier to
1936 (movdi_internal64): Likewise.
1937 (64-bit DImode splitters): Change predicates to only split loading
1938 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
1939 load constants in ISA 3.0 or ISA 2.07 respectively.
1940 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1941 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
1942 mention -mcpu=power9 sets these options.
1943 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
1946 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1949 * config/avr/avr.c (avr_set_current_function): Warn misspelled
1950 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
1951 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
1952 by default to warn misspelled interrupt/ signal handler.
1953 * doc/invoke.texi (AVR Options): Document it. Update description
1954 for -nodevicelib option.
1956 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1958 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
1959 up parentheses. Use GET_MODE_UNIT_BITSIZE.
1960 (aarch64_<sur>shll2_n<mode>): Likewise.
1962 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
1965 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
1966 DECL_CONTEXT for copied arguments.
1968 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1970 PR tree-optimization/71483
1971 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
1974 2016-06-15 Martin Liska <mliska@suse.cz>
1976 * predict.c (tree_predict_by_opcode): Call predict_edge_def
1977 instead of predict_edge w/o a probability.
1979 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1981 PR tree-optimization/71439
1982 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
1985 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1987 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
1988 register subregs in SET_SRC.
1990 2016-06-15 Richard Biener <rguenther@suse.de>
1992 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
1995 2016-06-15 Richard Biener <rguenther@suse.de>
1997 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
1998 not consider dependences between accesses that belong to the
2000 (vect_analyze_data_ref_dependences): Do not analyze read-read
2001 or self-dependences.
2003 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2005 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2007 (find_closest_identifier): Reimplement in terms of
2008 best_match<tree,tree>.
2009 * spellcheck-tree.h: New file.
2010 * spellcheck.c (struct edit_distance_traits<const char *>): New
2012 (find_closest_string): Reimplement in terms of
2013 best_match<const char *, const char *>.
2014 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2015 overload to spellcheck-tree.h.
2016 (find_closest_identifier): Likewise.
2017 (struct edit_distance_traits<T>): New template.
2018 (class best_match): New class.
2020 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2022 * selftest-run-tests.c (selftest::run_tests): Call
2023 selftest::spellcheck_tree_c_tests.
2024 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2025 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2026 (selftest::test_find_closest_identifier): New function.
2027 (selftest::spellcheck_tree_c_tests): New function.
2028 * spellcheck.c (selftest::test_find_closest_string): Verify that
2029 the order of the vec does not affect the results for this case.
2030 (selftest::test_data): New array.
2031 (selftest::test_metric_conditions): New function.
2032 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2033 Call selftest::test_metric_conditions.
2035 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2037 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2038 (BU_P9_MISC_1): Likewise.
2039 (BU_P9_64BIT_MISC_0): Likewise.
2040 (BU_P9_MISC_0): Likewise.
2042 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2044 * gcc-rich-location.c
2045 (gcc_rich_location::add_fixit_misspelled_id): New method.
2046 * gcc-rich-location.h
2047 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2049 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2051 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2052 FreeBSD 11 and above.
2054 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2056 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2058 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2060 * expmed.h: Close parenthesis in "at your option" in copyright
2062 * lower-subreg.h: Likewise.
2064 2016-06-14 Richard Biener <rguenther@suse.de>
2067 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2070 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2072 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2074 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2076 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2078 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2079 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2081 2016-06-14 Richard Biener <rguenther@suse.de>
2083 PR tree-optimization/71522
2084 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2085 copying into float copying.
2087 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2089 PR tree-optimization/71520
2090 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2091 (replace_block_by): Move user labels from bb1 to bb2.
2093 2016-06-14 Richard Biener <rguenther@suse.de>
2097 * expr.h (get_bit_range): Declare.
2098 * expr.c (get_bit_range): Export.
2099 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2100 word_mode again to constrain the bitfield access.
2102 2016-06-14 Richard Biener <rguenther@suse.de>
2104 PR tree-optimization/71521
2105 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2106 division int_const_binop against zero divisor.
2108 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2110 * config/i386/i386.md (signbittf2): New expander.
2111 * config/i386/sse.md (ptesttf2): New insn pattern.
2113 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2116 * input.c (selftest::test_reading_source_line): Avoid reading from
2117 __FILE__ by creating a tempfile with known content and reading
2120 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2122 * pretty-print.c (assert_pp_format_colored): Skip the test if
2124 (test_pp_format): Remove comment about GCC_COLORS.
2126 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2128 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2129 * pretty-print.c (assert_pp_format_va): Add location param and use
2130 it with ASSERT_STREQ_AT.
2131 (assert_pp_format): Add location param and pass it to
2132 assert_pp_format_va.
2133 (assert_pp_format_colored): Likewise.
2134 (ASSERT_PP_FORMAT_1): New.
2135 (ASSERT_PP_FORMAT_2): New.
2136 (ASSERT_PP_FORMAT_3): New.
2137 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2138 explicitly, or implicitly via the above macros.
2139 * selftest.c (selftest::pass): Use a selftest::location rather
2141 (selftest::fail): Likewise. Print the function name.
2142 (selftest::fail_formatted): Likewise.
2143 (selftest::assert_streq): Use a selftest::location rather than
2145 * selftest.h (selftest::location): New struct.
2146 (SELFTEST_LOCATION): New macro.
2147 (selftest::pass): Accept a const location & rather than file
2149 (selftest::fail): Likewise.
2150 (selftest::fail_formatted): Likewise.
2151 (selftest::assert_streq): Likewise.
2152 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2153 (ASSERT_FALSE): Likewise.
2154 (ASSERT_EQ): Likewise.
2155 (ASSERT_NE): Likewise.
2156 (ASSERT_STREQ): Likewise.
2157 (ASSERT_PRED1): Likewise.
2158 (ASSERT_STREQ_AT): New macro.
2160 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2162 * selftest.c (selftest::fail_formatted): New function.
2163 (selftest::assert_streq): New function.
2164 * selftest.h (selftests::fail_formatted): New decl.
2165 (selftest::assert_streq): New decl.
2166 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2168 2016-06-13 Jeff Law <law@redhat.com>
2170 PR tree-optimization/71403
2171 * tree-ssa-threadbackward.c
2172 (convert_and_register_jump_thread_path): No longer accept reference
2173 to path. Do not pop items off the path anymore.
2174 (fsm_find_control_statement_thread_paths): Do not allow threading
2175 to a deeper loop nest. Pop the last item off the path here rather
2176 than in convert_and_register_jump_thread_path.
2178 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2179 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2181 [AArch64] Emit division using the Newton series
2183 * config/aarch64/aarch64-protos.h
2184 (cpu_approx_modes): Add new member "division".
2185 (aarch64_emit_approx_div): Declare new function.
2186 * config/aarch64/aarch64.c
2187 (generic_approx_modes): New member "division".
2188 (exynosm1_approx_modes): Likewise.
2189 (xgene1_approx_modes): Likewise.
2190 (aarch64_emit_approx_div): Define new function.
2191 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2192 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2193 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2194 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2196 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2197 Wilco Dijkstra <wilco.dijkstra@arm.com>
2199 [AArch64] Emit square root using the Newton series
2201 * config/aarch64/aarch64-protos.h
2202 (aarch64_emit_approx_rsqrt): Replace with new function
2203 "aarch64_emit_approx_sqrt".
2204 (cpu_approx_modes): New member "sqrt".
2205 * config/aarch64/aarch64.c
2206 (generic_approx_modes): New member "sqrt".
2207 (exynosm1_approx_modes): Likewise.
2208 (xgene1_approx_modes): Likewise.
2209 (aarch64_emit_approx_rsqrt): Replace with new function
2210 "aarch64_emit_approx_sqrt".
2211 (aarch64_override_options_after_change_1): Handle new option.
2212 * config/aarch64/aarch64-simd.md
2213 (rsqrt<mode>2): Use new function instead.
2214 (sqrt<mode>2): New expansion and insn definitions.
2215 * config/aarch64/aarch64.md: Likewise.
2216 * config/aarch64/aarch64.opt
2217 (mlow-precision-sqrt): Add new option description.
2218 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2220 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2222 [AArch64] Add more choices for the reciprocal square root approximation
2224 Allow a target to prefer such operation depending on the operation mode.
2226 * config/aarch64/aarch64-protos.h
2227 (AARCH64_APPROX_MODE): New macro.
2228 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2229 (cpu_approx_modes): New structure.
2230 (tune_params): New member "approx_modes".
2231 * config/aarch64/aarch64-tuning-flags.def
2232 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2233 * config/aarch64/aarch64.c
2234 (generic_approx_modes): New core "cpu_approx_modes" structure.
2235 (exynosm1_approx_modes): Likewise.
2236 (xgene1_approx_modes): Likewise.
2237 (generic_tunings): New member "approx_modes".
2238 (cortexa35_tunings): Likewise.
2239 (cortexa53_tunings): Likewise.
2240 (cortexa57_tunings): Likewise.
2241 (cortexa72_tunings): Likewise.
2242 (exynosm1_tunings): Likewise.
2243 (thunderx_tunings): Likewise.
2244 (xgene1_tunings): Likewise.
2245 (use_rsqrt_p): New argument for the mode and use new member from
2247 (aarch64_builtin_reciprocal): Devise mode from builtin.
2248 (aarch64_optab_supported_p): New argument for the mode.
2249 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2251 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2253 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2254 RS6000_BTM_MODULO flag into the set of flags that are considered
2255 to be part of the common configuration.
2257 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2259 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2260 difference unsigned.
2261 (vec_absdb): New macro for vector absolute difference unsigned
2263 (vec_absdh): New macro for vector absolute difference unsigned
2265 (vec_absdw): New macro for vector absolute difference unsigned word.
2266 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2267 (vadu<mode>3): New insn.
2268 (*p9_vadu<mode>3): New insn.
2269 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2271 (vaduh): New built-in definition.
2272 (vaduw): New built-in definition.
2273 (vadu): New overloaded built-in definition.
2274 (vadub): New overloaded built-in definition.
2275 (vaduh): New overloaded built-in definition.
2276 (vaduw): New overloaded built-in definition.
2277 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2278 overloaded vector absolute difference unsigned functions.
2279 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2280 the ISA 3.0 vector absolute difference unsigned built-in functions.
2282 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2284 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2285 update shared_lookup_references only once after changing operands.
2287 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2290 * tree-nested.c (convert_nonlocal_omp_clauses)
2291 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2293 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2294 * tree.def (CASE_LABEL_EXPR): Likewise.
2296 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2299 * input.c (test_builtins): Fix an assertion.
2301 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2303 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2306 (isinf<mode>2): Ditto.
2308 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2310 * ggc-tests.c (test_finalization): Only test need_finalization_p
2311 for GCC_VERSION >= 4003.
2313 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2315 * config/s390/vecintrin.h: Fix file description in comment.
2317 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2319 * config/s390/s390-builtin-types.def: Change builtin type naming
2320 scheme to match builtin-types.def.
2322 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2324 * fold-const.c (optimize_minmax_comparison): Remove.
2325 (fold_comparison): Remove call to the above.
2326 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2327 New transformations.
2329 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2331 PR tree-optimization/71416
2332 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2335 2016-06-13 Martin Liska <mliska@suse.cz>
2337 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2338 (combine_predictions_for_insn): Likewise.
2339 (prune_predictions_for_bb): Likewise.
2340 (combine_predictions_for_bb): Likewise.
2342 2016-06-13 Richard Biener <rguenther@suse.de>
2344 PR tree-optimization/71505
2345 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2346 assert match comment.
2348 2016-06-13 Marek Polacek <polacek@redhat.com>
2351 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2352 gimplify_switch_expr.
2353 (warn_switch_unreachable_r): New function.
2355 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2358 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2361 2016-06-13 Richard Biener <rguenther@suse.de>
2364 * fold-const.c (fold_unary_loc): Preserve alignment when
2365 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2367 2016-06-13 Martin Liska <mliska@suse.cz>
2370 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2371 w/ -fsanitize=bounds.
2373 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2375 * config/i386/i386.c (ix86_init_builtins): Calculate
2376 FLOAT128_FTYPE_CONST_STRING function type only once.
2377 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2378 built-in functions are available for x86-32 and x86-64 targets.
2380 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2383 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2385 (FLOAT128_FTYPE_CONST_STRING): New function type.
2386 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2387 [IX86_BUILTIN_NANSQ]: Ditto.
2388 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2389 (ix86_init_builtin_types): Declare const_string_type_node.
2390 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2392 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2393 * doc/extend.texi (x86 Built-in Functions): Document
2394 __builtin_nanq and __builtin_nansq.
2396 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2399 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2400 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2401 length for pop patterns.
2402 (arm_attr_length_push_multi): Update comments.
2403 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2405 (*pop_multiple_with_writeback_and_return): Likewise.
2406 (*pop_multiple_with_return): Likewise.
2408 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2411 * fold-const.c (optimize_bit_field_compare): Don't try to use
2412 word_mode unconditionally for reading the bit field, look at
2413 DECL_BIT_FIELD_REPRESENTATIVE instead.
2415 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2418 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2419 vector integer type.
2421 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2424 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2425 without LABEL_DECL, set *handled_ops_p to false instead of true.
2427 2016-06-10 Martin Sebor <msebor@redhat.com>
2430 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2431 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2432 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2434 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2435 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2436 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2437 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2438 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2439 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2440 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2441 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2443 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2445 * config/arm/arm.h (pool_vector_label,
2446 return_used_this_function): Remove.
2448 2016-06-10 Jeff Law <law@redhat.com>
2450 PR tree-optimization/71335
2451 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2452 zero length paths here.
2453 (convert_and_register_jump_thread_path): Remove hacks related to
2454 duplicated blocks in the jump thread path.
2455 (fsm_find_control_statement_thread_paths): Avoid putting the same
2456 block on the thread path twice, but ensure the thread path is
2457 unchanged from the caller's point of view.
2459 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2461 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2462 * predict.def (PRED_LOOP_BRANCH): Remove.
2464 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2466 * Makefile.in (OBJS): Add ggc-tests.o.
2467 (GTFILES): Add ggc-tests.c.
2468 * ggc-tests.c: New file.
2469 * selftest-run-tests.c (selftest::run_tests): Call
2470 selftest::ggc_tests_c_tests.
2471 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2473 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2475 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2477 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2480 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2481 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2483 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2485 * profile.c: Include cfgloop.h.
2486 (branch_prob): Compute estimated number of iterations.
2487 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2488 recompute estimate number of iterations from profile.
2490 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2493 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2494 must be grouped on top of stack. Don't force early clobber
2495 on ordinary reg outputs.
2497 2016-06-10 Richard Biener <rguenther@suse.de>
2499 * targhooks.c (default_builtin_vectorization_cost): Adjust
2502 2016-06-10 Richard Biener <rguenther@suse.de>
2504 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2505 to fold the RHS to a constant if possible.
2507 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2510 * tree-nested.c (convert_nonlocal_omp_clauses)
2511 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2512 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2513 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2515 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2517 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2519 * omp-low.c (scan_sharing_clauses): Don't expect
2522 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2524 PR tree-optimization/71407
2525 PR tree-optimization/71416
2526 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2529 2016-06-10 Richard Biener <rguenther@suse.de>
2532 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2534 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2536 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2538 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2539 Jiong Wang <jiong.wang@arm.com>
2541 PR rtl-optimization/70751
2542 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2543 spilled into memory.
2545 2016-06-09 Jonathan Yong <10walls@gmail.com>
2548 2015-09-21 Jonathan Yong <10walls@gmail.com>
2550 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2551 sysroot/usr/lib/32api for additional win32 libraries,
2552 fixes failing Cygwin bootstrapping.
2554 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2556 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2559 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2562 * pretty-print.c (pp_indent): Specify that %p is printed in a
2563 host-dependent manner.
2564 (test_pp_format): Remove the test for %p.
2566 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2568 * config/mips/mips.c (mips_output_jump): Fix formatting.
2570 2016-06-09 Richard Biener <rguenther@suse.de>
2572 PR tree-optimization/71462
2573 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2576 2016-06-09 Martin Liska <mliska@suse.cz>
2578 * predict.c (dump_prediction): Add new argument.
2579 (enum predictor_reason): New enum.
2580 (struct predictor_hash): New struct.
2581 (predictor_hash::hash): New function.
2582 (predictor_hash::equal): Likewise.
2583 (not_removed_prediction_p): New function.
2584 (prune_predictions_for_bb): Likewise.
2585 (combine_predictions_for_bb): Prune predictions.
2587 2016-06-09 Martin Liska <mliska@suse.cz>
2589 * predict.c (filter_predictions): New function.
2590 (remove_predictions_associated_with_edge): Use the filter
2592 (equal_edge_p): New function.
2594 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2596 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2597 Correct usage of @samp vs @option, add @samp where appropriate.
2598 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2599 Add armv6s-m and document it, as it is no official ARM name.
2601 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2603 * ifcvt.c (struct noce_if_info): Add transform_name field.
2604 (noce_try_move): Set if_info->transform_name to the function name.
2605 (noce_try_ifelse_collapse): Likewise.
2606 (noce_try_store_flag): Likewise.
2607 (noce_try_inverse_constants): Likewise.
2608 (noce_try_store_flag_constants): Likewise.
2609 (noce_try_addcc): Likewise.
2610 (noce_try_store_flag_mask): Likewise.
2611 (noce_try_cmove): Likewise.
2612 (noce_try_cmove_arith): Likewise.
2613 (noce_try_minmax): Likewise.
2614 (noce_try_abs): Likewise.
2615 (noce_try_sign_mask): Likewise.
2616 (noce_try_bitop): Likewise.
2617 (noce_convert_multiple_sets): Likewise.
2618 (noce_process_if_block): Print if_info->transform_name to
2619 dump_file if transformation succeeded.
2621 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2623 * config/arm/cortex-a57.md (cortex_a57_alu):
2626 2016-06-08 Martin Sebor <msebor@redhat.com>
2627 Jakub Jelinek <jakub@redhat.com>
2631 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2632 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2633 * builtins.c: Include gimple-fold.h.
2634 (fold_builtin_arith_overflow): Handle
2635 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2636 (fold_builtin_3): Likewise.
2637 * doc/extend.texi (Integer Overflow Builtins): Document
2638 __builtin_{add,sub,mul}_overflow_p.
2640 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2642 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2643 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2645 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2647 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2648 Rewrite, looking one level down for records and arrays.
2650 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2652 * pretty-print.c: Include "selftest.h".
2653 (pp_format): Fix comment.
2654 (identifier_to_locale): Likewise.
2655 (selftest::test_basic_printing): New function.
2656 (selftest::assert_pp_format): New function.
2657 (selftest::test_pp_format): New function.
2658 (selftest::pretty_print_c_tests): New function.
2659 * selftest-run-tests.c (selftest::run_tests): Call
2660 selftest::pretty_print_c_tests.
2661 * selftest.h (pretty_print_c_tests): New declaration.
2663 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2665 * invoke.texi (max-loop-headers-insns): Document.
2666 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
2667 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
2668 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2670 2016-06-08 Richard Biener <rguenther@suse.de>
2672 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
2673 on strided SLP loads and fall back to scalar loads in case
2674 we can't chunk them.
2676 2016-06-08 Richard Biener <rguenther@suse.de>
2678 PR tree-optimization/71452
2679 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2680 type used for the SSA rewrite has enough precision to cover
2681 the dynamic type of the location.
2683 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2684 Richard Biener <rguenther@suse.de>
2687 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2688 the same as DECL_P (base0) for indirect_base0. Use equality_code
2689 in one further place.
2691 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
2693 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
2694 to one word if the field is known to overlap other words.
2695 (extract_bit_field_1): Likewise.
2696 (store_split_bit_field): Remove compensating code.
2697 (extract_split_bit_field): Likewise.
2699 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
2703 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
2705 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2707 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
2709 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
2710 (arch64_addpv4sf): Delete.
2711 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
2712 "gen_aarch64_addpv4sf".
2713 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
2715 (vpadds_f32): Likewise.
2716 (vpaddq_f32): Likewise.
2717 (vpaddq_f64): Likewise.
2719 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2721 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
2723 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
2724 to VALLF. Rename to "fabd<mode>3".
2725 "*fabd_scalar<mode>3): Delete.
2726 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
2728 (vabdd_f64): Likewise.
2729 (vabd_f32): Likewise.
2730 (vabd_f64): Likewise.
2731 (vabdq_f32): Likewise.
2732 (vabdq_f64): Likewise.
2734 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2736 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
2738 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
2739 "aarch64_rsqrts<mode>".
2740 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
2741 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
2743 (vrsqrtsd_f64): Likewise.
2744 (vrsqrts_f32): Likewise.
2745 (vrsqrts_f64): Likewise.
2746 (vrsqrtsq_f32): Likewise.
2747 (vrsqrtsq_f64): Likewise.
2749 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2751 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
2753 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
2754 "aarch64_rsqrte<mode>".
2755 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
2756 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
2758 (vrsqrted_f64): Likewise.
2759 (vrsqrte_f32): Likewise.
2760 (vrsqrte_f64): Likewise.
2761 (vrsqrteq_f32): Likewise.
2762 (vrsqrteq_f64): Likewise.
2764 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2766 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
2770 * config/aarch64/aarch64-simd.md
2771 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
2772 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
2773 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
2775 (vcvt_n_f32_u32): Likewise.
2776 (vcvt_n_s32_f32): Likewise.
2777 (vcvt_n_u32_f32): Likewise.
2778 (vcvtq_n_f32_s32): Likewise.
2779 (vcvtq_n_f32_u32): Likewise.
2780 (vcvtq_n_f64_s64): Likewise.
2781 (vcvtq_n_f64_u64): Likewise.
2782 (vcvtq_n_s32_f32): Likewise.
2783 (vcvtq_n_s64_f64): Likewise.
2784 (vcvtq_n_u32_f32): Likewise.
2785 (vcvtq_n_u64_f64): Likewise.
2786 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
2787 (VSDQ_SDI): Likewise.
2788 (fcvt_target): Support V4DI, V4SI and V2SI.
2789 (FCVT_TARGET): Likewise.
2791 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2793 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
2794 (TYPES_BINOP_SUS): Likewise.
2795 (aarch64_simd_builtin_data): Update include file name.
2796 (aarch64_builtins): Likewise.
2797 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
2798 for conversion between scalar float-point and fixed-point.
2802 * config/aarch64/aarch64.md
2803 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
2804 pattern for conversion between scalar float to fixed-pointer.
2805 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
2806 (UNSPEC_FCVTZS): New UNSPEC enumeration.
2807 (UNSPEC_FCVTZU): Likewise.
2808 (UNSPEC_SCVTF): Likewise.
2809 (UNSPEC_UCVTF): Likewise.
2810 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
2812 (vcvtd_n_f64_u64): Likewise.
2813 (vcvtd_n_s64_f64): Likewise.
2814 (vcvtd_n_u64_f64): Likewise.
2815 (vcvtd_n_f32_s32): Likewise.
2816 (vcvts_n_f32_u32): Likewise.
2817 (vcvtd_n_s32_f32): Likewise.
2818 (vcvts_n_u32_f32): Likewise.
2819 * config/aarch64/iterators.md (fcvt_target): Support integer to float
2821 (FCVT_TARGET): Likewise.
2822 (FCVT_FIXED2F): New iterator.
2823 (FCVT_F2FIXED): Likewise.
2824 (fcvt_fixed_insn): New define_int_attr.
2826 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2828 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
2829 some statements was removed.
2831 2016-06-08 Alan Hayward <alan.hayward@arm.com>
2833 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
2834 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
2835 (vect_can_advance_ivs_p): likewise.
2836 (vect_update_ivs_after_vectorizer): likewise.
2837 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
2838 (vect_analyze_scalar_cycles_1): likewise.
2839 (vect_analyze_loop_operations): likewise.
2840 (report_vect_op): likewise.
2841 (vect_is_slp_reduction): likewise.
2842 (vect_is_simple_reduction): likewise.
2843 (get_initial_def_for_induction): likewise.
2844 (vect_transform_loop): likewise.
2845 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
2846 (vect_recog_sad_pattern): likewise.
2847 (vect_recog_widen_sum_pattern): likewise.
2848 (vect_recog_widening_pattern): likewise.
2849 (vect_recog_divmod_pattern): likewise.
2850 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
2851 (vect_analyze_slp_instance): likewise.
2852 (vect_transform_slp_perm_load): likewise.
2853 (vect_schedule_slp_instance): likewise.
2855 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2857 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
2858 (return_prediction): PRED_CONST_RETURN predict return as not taken.
2859 * predict.def (PRED_CONTINUE): Change hitrate 50->67
2860 (PRED_LOOP_BRANCH): Document predictor as broken.
2861 (PRED_LOOP_EXIT): Change hitrate 91->92.
2862 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
2863 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
2864 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
2865 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
2866 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
2867 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
2868 (PRED_CALL): Chane hitrate 71->67.
2869 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
2870 (PRED_GOTO): Document as unused right now.
2871 (PRED_CONST_RETURN): Change hitrate 67->69
2872 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
2873 (PRED_NULL_RETURN): Change hitrate 91->90.
2874 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
2875 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
2876 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
2878 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
2880 * config/rs6000/altivec.h: Add __builtin_vec_mul.
2881 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
2882 special case Altivec builtin.
2883 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2884 VSX_BUILTIN_VEC_MUL (replaced with special case code).
2885 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2886 code for ALTIVEC_BUILTIN_VEC_MUL.
2887 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2888 for __builtin_vec_mul.
2890 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
2892 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
2895 2016-06-07 David Malcolm <dmalcolm@redhat.com>
2897 * spellcheck.c (selftest::test_find_closest_string): New function.
2898 (spellcheck_c_tests): Call the above.
2900 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2902 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
2904 2016-06-07 Jakub Jelinek <jakub@redhat.com>
2906 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
2907 Yv=Yv,C alternatives.
2909 2016-06-07 Richard Biener <rguenther@suse.de>
2912 * common.opt (ffast-math): Make Optimization.
2914 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
2915 Prachi Godbole <prachi.godbole@imgtec.com>
2917 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
2918 `fabs' and `fneg' type attributes.
2919 (p5600_fpu_fabs): Add `fmove' to the comment.
2921 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2923 * gimple.c: Include builtins.h
2924 (gimple_inexpensive_call_p): New function.
2925 * gimple.h (gimple_inexpensive_call_p): Declare.
2926 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
2927 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
2930 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
2932 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
2933 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
2934 warning_at_rich_loc, warning_n, pedwarn, permerror,
2935 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
2936 sorry, fatal_error, internal_error, internal_error_no_backtrace):
2939 2016-06-07 Richard Biener <rguenther@suse.de>
2941 PR tree-optimization/71428
2942 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
2943 BIT_FIELD_REF op vs. load.
2945 2016-06-07 Richard Biener <rguenther@suse.de>
2948 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2951 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2953 * config/pa/pa.md (call): Generate indirect long calls to non-local
2954 functions on TARGET_64BIT.
2955 (call_value): Likewise.
2957 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2959 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
2960 pattern and subsequent splitters.
2961 (call_val_reg_64bit_post_reload): Likewise.
2963 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2966 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
2967 propagate_op_to_single_use.
2969 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2972 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
2974 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
2976 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
2977 (enum x86_dirflag_state): New enum.
2978 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
2979 (machine_function): Remove needs_cld.
2980 (ix86_current_function_needs_cld): Remove.
2981 * config/i386/i386.c (ix86_set_func_type): Set
2982 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
2983 (ix86_expand_prologue): Do not emit CLD here.
2984 (ix86_dirflag_mode_needed): New function.
2985 (ix86_dirflag_mode_entry): Ditto.
2986 (ix86_mode_needed): Handle X86_DIRFLAG entity.
2987 (ix86_mode_after): Ditto.
2988 (ix86_mode_entry): Ditto.
2989 (ix86_mode_exit): Ditto.
2990 (ix86_emit_mode_set): Ditto.
2991 * config/i386/i386.md (strmov_singleop): Set
2992 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
2993 Do not set ix86_current_function_needs_cld.
2995 (strset_singleop): Ditto.
2997 (cmpstrnqi_nz_1): Ditto.
2998 (cmpstrnqi_1): Ditto.
2999 (strlenqi_1): Ditto.
3001 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3003 PR tree-optimization/71259
3004 * tree-vect-slp.c (vect_get_constant_vectors): For
3005 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3006 one for constant op, and use COND_EXPR for non-constant.
3008 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3010 * Makefile.in (OBJS): Add function-tests.o,
3011 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3012 selftest-run-tests.o.
3013 (OBJS-libcommon): Add selftest.o.
3014 (OBJS-libcommon-target): Add selftest.o.
3015 (all.internal): Add "selftest".
3016 (all.cross): Likewise.
3017 (selftest): New phony target.
3018 (s-selftest): New target.
3019 (selftest-gdb): New phony target.
3020 (COLLECT2_OBJS): Add selftest.o.
3021 * bitmap.c: Include "selftest.h".
3022 (selftest::test_gc_alloc): New function.
3023 (selftest::test_set_range): New function.
3024 (selftest::test_clear_bit_in_middle): New function.
3025 (selftest::test_copying): New function.
3026 (selftest::test_bitmap_single_bit_set_p): New function.
3027 (selftest::bitmap_c_tests): New function.
3028 * common.opt (fself-test): New.
3029 * diagnostic-show-locus.c: Include "selftest.h".
3030 (make_range): New function.
3031 (test_range_contains_point_for_single_point): New function.
3032 (test_range_contains_point_for_single_line): New function.
3033 (test_range_contains_point_for_multiple_lines): New function.
3034 (assert_eq): New function.
3035 (test_get_line_width_without_trailing_whitespace): New function.
3036 (selftest::diagnostic_show_locus_c_tests): New function.
3037 * et-forest.c: Include "selftest.h".
3038 (selftest::test_single_node): New function.
3039 (selftest::test_simple_tree): New function.
3040 (selftest::test_disconnected_nodes): New function.
3041 (selftest::et_forest_c_tests): New function.
3042 * fold-const.c: Include "selftest.h".
3043 (selftest::assert_binop_folds_to_const): New function.
3044 (selftest::assert_binop_folds_to_nonlvalue): New function.
3045 (selftest::test_arithmetic_folding): New function.
3046 (selftest::fold_const_c_tests): New function.
3047 * function-tests.c: New file.
3048 * gimple.c: Include "selftest.h".
3049 Include "gimple-pretty-print.h".
3050 (selftest::verify_gimple_pp): New function.
3051 (selftest::test_assign_single): New function.
3052 (selftest::test_assign_binop): New function.
3053 (selftest::test_nop_stmt): New function.
3054 (selftest::test_return_stmt): New function.
3055 (selftest::test_return_without_value): New function.
3056 (selftest::gimple_c_tests): New function.
3057 * hash-map-tests.c: New file.
3058 * hash-set-tests.c: New file.
3059 * input.c: Include "selftest.h".
3060 (selftest::assert_loceq): New function.
3061 (selftest::test_accessing_ordinary_linemaps): New function.
3062 (selftest::test_unknown_location): New function.
3063 (selftest::test_builtins): New function.
3064 (selftest::test_reading_source_line): New function.
3065 (selftest::input_c_tests): New function.
3066 * rtl-tests.c: New file.
3067 * selftest-run-tests.c: New file.
3068 * selftest.c: New file.
3069 * selftest.h: New file.
3070 * spellcheck.c: Include "selftest.h".
3071 (selftest::levenshtein_distance_unit_test_oneway): New function,
3072 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3073 (selftest::levenshtein_distance_unit_test): Likewise.
3074 (selftest::spellcheck_c_tests): Likewise.
3075 * toplev.c: Include selftest.h.
3076 (toplev::run_self_tests): New.
3077 (toplev::main): Handle -fself-test.
3078 * toplev.h (toplev::run_self_tests): New.
3079 * tree.c: Include "selftest.h".
3080 (selftest::test_integer_constants): New function.
3081 (selftest::test_identifiers): New function.
3082 (selftest::test_labels): New function.
3083 (selftest::tree_c_tests): New function.
3084 * tree-cfg.c: Include "selftest.h".
3085 (selftest::push_fndecl): New function.
3086 (selftest::test_linear_chain): New function.
3087 (selftest::test_diamond): New function.
3088 (selftest::test_fully_connected): New function.
3089 (selftest::tree_cfg_c_tests): New function.
3090 * vec.c: Include "selftest.h".
3091 (selftest::safe_push_range): New function.
3092 (selftest::test_quick_push): New function.
3093 (selftest::test_safe_push): New function.
3094 (selftest::test_truncate): New function.
3095 (selftest::test_safe_grow_cleared): New function.
3096 (selftest::test_pop): New function.
3097 (selftest::test_safe_insert): New function.
3098 (selftest::test_ordered_remove): New function.
3099 (selftest::test_unordered_remove): New function.
3100 (selftest::test_block_remove): New function.
3101 (selftest::reverse_cmp): New function.
3102 (selftest::test_qsort): New function.
3103 (selftest::vec_c_tests): New function.c.
3104 * wide-int.cc: Include selftest.h and wide-int-print.h.
3105 (selftest::from_int <wide_int>): New function.
3106 (selftest::from_int <offset_int>): New function.
3107 (selftest::from_int <widest_int>): New function.
3108 (selftest::assert_deceq): New function.
3109 (selftest::assert_hexeq): New function.
3110 (selftest::test_printing <VALUE_TYPE>): New function template.
3111 (selftest::test_ops <VALUE_TYPE>): New function template.
3112 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3113 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3115 (selftest::wide_int_cc_tests): New function.
3117 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3120 * ifcvt.c (noce_try_ifelse_collapse): New function.
3122 (noce_process_if_block): Call noce_try_ifelse_collapse.
3123 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3124 (simplify_ternary_operation): Use the above to simplify
3125 conditional CLZ/CTZ expressions.
3127 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3130 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3131 define_insn_and_split.
3133 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3136 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3138 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3141 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3142 Implicitly clobber memory for basic asm with non-empty assembler
3143 string. Use targetm.md_asm_adjust also here.
3144 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3145 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3146 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3147 non-empty assembler string.
3148 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3149 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3150 (decode_asm_operands): Handle basic asm in PARALLEL block.
3151 (extract_insn): Handle basic asm in PARALLEL block.
3152 * doc/extend.texi: Mention new behavior of basic asm.
3153 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3154 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3155 branch_needs_nop_p): Use asm_noperands.
3157 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3159 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3160 Include the M7 SPARC DFA scheduler.
3161 New attribute v3pipe.
3162 Annotate insns with v3pipe where appropriate.
3163 Define cpu_feature vis4.
3164 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3165 Add (V8QI "8") to vbits.
3166 Add insns {add,sub}v8qi3
3167 Add insns ss{add,sub}v8qi3
3168 Add insns us{add,sub}{v8qi,v4hi}3
3169 Add insns {min,max}{v8qi,v4hi,v2si}3
3170 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3171 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3172 * config/sparc/niagara4.md: Add a comment explaining the
3173 discrepancy between the documented latenty numbers and the
3175 * config/sparc/niagara7.md: New file.
3176 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3177 supports SPARC5 and VIS 4.0 instructions.
3178 * configure: Regenerate.
3179 * config.in: Likewise.
3180 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3181 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3182 TARGET_CPU_niagara7.
3183 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3184 (CPP_CPU_SPEC): Handle niagara7.
3185 (ASM_CPU_SPEC): Likewise.
3186 * config/sparc/sparc-opts.h (processor_type): Add
3188 (mvis4): New option.
3189 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3190 (AS_NIAGARA7_FLAG): Define.
3191 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3192 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3193 (CPP_CPU_SPEC): Handle niagara7.
3194 (ASM_CPU_SPEC): Likewise.
3195 * config/sparc/sparc.c (niagara7_costs): Define.
3196 (sparc_option_override): Handle niagara7 and adjust cache-related
3197 parameters with better values for niagara cpus. Also support VIS4.
3198 (sparc32_initialize_trampoline): Likewise.
3199 (sparc_use_sched_lookahead): Likewise.
3200 (sparc_issue_rate): Likewise.
3201 (sparc_register_move_cost): Likewise.
3202 (dump_target_flag_bits): Support VIS4.
3203 (sparc_vis_init_builtins): Likewise.
3204 (sparc_builtins): Likewise.
3205 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3207 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3209 * config/sparc/sparc.opt (sparc_processor_type): New value
3211 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3213 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3215 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3218 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3220 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3222 2016-06-06 Richard Biener <rguenther@suse.de>
3224 PR tree-optimization/71398
3225 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3228 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3230 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3231 ft32_expand_prolog, ft32_expand_epilogue):
3232 Handle pretend_args.
3233 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3234 * config/ft32/ft32.md: Add pretend_returner.
3236 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3239 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3240 Copy op1 RTX to avoid invalid sharing.
3241 (ix86_expand_vector_move_misalign): Ditto.
3243 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3245 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3248 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3250 * predict.c (predicted_by_loop_heuristics_p): New function.
3251 (predict_iv_comparison): Use it.
3252 (predict_loops): Walk from innermost loops; do not predict edges
3253 leaving multiple loops multiple times; implement
3254 PRED_LOOP_ITERATIONS_MAX heuristics.
3255 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3257 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3259 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3260 only edges out of BB are EH edges.
3262 2016-06-04 Martin Sebor <msebor@redhat.com>
3263 Marcin Baczyński <marbacz@gmail.com>
3266 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3267 a void expression in a void function.
3269 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3271 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3272 aux; dump reasons of decisions.
3273 (should_duplicate_loop_header_p): Likewise.
3274 (do_while_loop_p): Likewise.
3275 (ch_base::copy_headers): Dump asi num insns duplicated.
3277 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3279 PR tree-optimization/71405
3280 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3281 incompatible type, build a new clobber with the right type instead
3282 of building a VIEW_CONVERT_EXPR around it.
3284 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3286 PR tree-optimization/52171
3287 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3288 by_pieces_ninsns instead of move_by_pieces_ninsns.
3290 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3292 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3293 for reg+reg addressing mode.
3295 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3297 * rs6000-c.c (c/c-tree.h): Add #include.
3298 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3299 in C++ when found in the base position of vec_ld or vec_st.
3301 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3303 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3304 use of profile unless profile status is PROFILE_READ.
3305 * profile.c (compute_branch_probabilities): Set profile status
3306 only after reporting predictor hitrates.
3308 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3312 * common.opt (ffp-int-builtin-inexact): New option.
3313 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3314 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3315 (ceil@var{m}2): Document dependence on this option.
3316 * ipa-inline-transform.c (inline_call): Handle
3317 flag_fp_int_builtin_inexact.
3318 * ipa-inline.c (can_inline_edge_p): Likewise.
3319 * config/i386/i386.md (rintxf2): Do not test
3320 flag_unsafe_math_optimizations.
3321 (rint<mode>2_frndint): New define_insn.
3322 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3323 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3324 for 387 instead of extending and truncating.
3325 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3326 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3327 Change to frndint<mode>2_<rounding>.
3328 (frndintxf2_<rounding>_i387): Likewise. Change to
3329 frndint<mode>2_<rounding>_i387.
3330 (<rounding_insn>xf2): Likewise.
3331 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3332 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3333 x87. Test TARGET_ROUND || !flag_trapping_math ||
3334 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3335 SSE. Use ROUND_NO_EXC in constant operand of
3336 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3337 for 387 instead of extending and truncating.
3339 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3340 Julia Koval <julia.koval@intel.com>
3352 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3353 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3354 all registers, except for function return registers if there are
3355 no caller-saved registers.
3356 (ix86_set_func_type): New function.
3357 (ix86_set_current_function): Call ix86_set_func_type to set
3358 no_caller_saved_registers and func_type. Call reinit_regs if
3359 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3360 nor x87 instructions in interrupt handler nor function with
3361 no_caller_saved_registers attribute.
3362 (ix86_function_ok_for_sibcall): Return false if there are no
3363 caller-saved registers.
3364 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3366 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3367 (ix86_function_arg): Return special arguments in interrupt handler.
3368 (ix86_promote_function_mode): Promote pointer to word_mode only
3369 for normal functions.
3370 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3372 (ix86_epilogue_uses): New function.
3373 (ix86_hard_regno_scratch_ok): Likewise.
3374 (ix86_save_reg): Preserve all registers in interrupt handler
3375 after reload. Preserve all registers, except for function return
3376 registers, if there are no caller-saved registers after reload.
3377 (find_drap_reg): Always use callee-saved register if there are
3378 no caller-saved registers.
3379 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3380 for interrupt handler.
3381 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3382 Emit cld instruction if stringops are used in interrupt handler
3383 or interrupt handler isn't a leaf function.
3384 (ix86_expand_epilogue): Generate interrupt return for interrupt
3385 handler and pop the 'ERROR_CODE' off the stack before interrupt
3386 return in exception handler.
3387 (ix86_expand_call): Disallow calling interrupt handler directly.
3388 If there are no caller-saved registers, mark all registers that
3389 are clobbered by the call which returns as clobbered.
3390 (ix86_handle_no_caller_saved_registers_attribute): New function.
3391 (ix86_handle_interrupt_attribute): Likewise.
3392 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3394 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3395 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3396 accumulation in interrupt function if stack may be realigned to
3398 (EPILOGUE_USES): New.
3399 (function_type): New enum.
3400 (machine_function): Add func_type and no_caller_saved_registers.
3401 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3402 (interrupt_return): New pattern.
3403 * doc/extend.texi: Document x86 interrupt and
3404 no_caller_saved_registers attributes.
3406 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3408 PR tree-optimization/52171
3409 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3410 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3411 Look for constant strings. Move some code to emit_block_cmp_hints
3413 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3414 * defaults.h (COMPARE_MAX_PIECES): New macro.
3415 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3416 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3417 (clear_by_pieces_1): Don't declare. Move definition before use.
3418 (can_do_by_pieces): New static function.
3419 (can_move_by_pieces): Use it. Return bool.
3420 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3421 OP. All callers changed. Handle COMPARE_BY_PIECES.
3422 (class pieces_addr); New.
3423 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3424 pieces_addr::adjust, pieces_addr::increment_address,
3425 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3427 (class op_by_pieces_d): New.
3428 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3430 (class move_by_pieces_d, class compare_by_pieces_d,
3431 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3432 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3433 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3434 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3435 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3436 compare_by_pieces_d::finish_mode): New member functions.
3437 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3439 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3440 (emit_block_cmp_hints): New function.
3441 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3442 use the newly defined classes.
3443 * expr.h (by_pieces_constfn): New typedef.
3444 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3445 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3446 (move_by_pieces_ninsns): Don't declare.
3447 (can_move_by_pieces): Change return value to bool.
3448 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3449 (compare_by_pieces_branch_ratio): New hook.
3450 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3451 (by_pieces_ninsns): Declare.
3452 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3454 (default_compare_by_pieces_branch_ratio): New function.
3455 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3456 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3457 * doc/tm.texi: Regenerate.
3458 * tree-ssa-strlen.c: Include "builtins.h".
3459 (handle_builtin_memcmp): New static function.
3460 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3461 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3463 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3465 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3466 relevant stmts which are simple and invariant.
3467 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3468 instead of simple and invariant
3470 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3472 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3473 (vectorizable_reduction): Check for new relevant state.
3474 (vectorizable_live_operation): vectorize live stmts using
3475 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3476 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3477 (vect_stmt_relevant_p): Check for stmts which are only used live.
3478 (process_use): Use of a stmt does not inherit it's live value.
3479 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3480 (vect_analyze_stmt): Check for new relevant state.
3481 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3482 outside the loop, but not inside it.
3484 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3486 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3487 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3488 (vect_get_vec_def_for_operand): Split out code.
3490 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3492 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3494 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3496 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3498 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3500 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3502 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3505 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3506 to noreturn e->callee->decl that has void return type and void
3507 arguments, adjust gimple_call_fntype and remove lhs even if it had
3508 previously addressable type.
3510 2016-06-02 Jeff Law <law@redhat.com>
3512 PR tree-optimization/71328
3513 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3514 error when checking for a jump back onto the copied path.
3516 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3518 * config/microblaze/microblaze.c (get_branch_target): Add return
3519 NULL_RTX for the non-CALL_P case.
3520 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3521 (insert_wic): Remove unused local "j".
3523 2016-06-02 Martin Liska <mliska@suse.cz>
3525 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3527 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3528 Julia Koval <julia.koval@intel.com>
3530 * function.c (assign_parm_setup_stack): Force source into a
3532 * target.def (function_incoming_arg): Update documentation to
3533 allow arbitrary address computation based on hard register.
3534 * doc/tm.texi: Regenerated.
3536 2016-06-02 Martin Liska <mliska@suse.cz>
3538 * predict.c (combine_predictions_for_bb): Fix first match in
3539 cases where a first predictor contains more than one occurence
3540 in list of predictors. Take the best value in such case.
3542 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3544 PR rtl-optimization/71295
3545 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3546 offset would go over the size of the inner mode reject it.
3548 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3550 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3551 x=x,x and v=v,m instead of x=x,m.
3553 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3554 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3555 alternative to v=rm,C.
3557 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3558 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3559 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3560 instead of vex for the last two above mentioned alternatives.
3562 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3565 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3567 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3569 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3571 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3573 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3574 from int to unsigned.
3576 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3578 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3579 alternatives, eliminating preferred register class. Add support
3580 for the MTVSRDD instruction in ISA 3.0.
3581 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3582 reg_or_indexed_operand.
3583 (vsx_splat_v4sf_internal): Likewise.
3585 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3588 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3589 for loading up all 0's or all 1's.
3591 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3593 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3595 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3597 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3599 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3600 * gcc.c (set_source_date_epoch_envvar): New function, sets
3601 the SOURCE_DATE_EPOCH environment variable to the current time.
3603 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3605 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3606 the factor for live Phi nodes.
3608 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3610 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3611 * tree-parloops.c (parallelize_loops): likewise.
3612 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3613 tree_unswitch_outer_loop): likewise.
3615 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3618 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3619 around creation of the temporary.
3621 2016-06-01 Richard Biener <rguenther@suse.de>
3623 PR tree-optimization/71366
3624 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3625 (unloop_loops): Move removing edges here ...
3626 (try_unroll_loop_completely): ... from here.
3627 (try_peel_loop): ... and here.
3628 (tree_unroll_loops_completely_1): Track parent loops via
3629 bitmap of header BBs.
3630 (tree_unroll_loops_completely): Adjust for that.
3632 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3634 * config/rs6000/altivec.h (vec_slv): New macro.
3635 (vec_srv): New macro.
3636 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3637 (UNSPEC_VSRV): New value.
3640 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3641 (vsrv): New builtin definition.
3642 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3643 define argument types for new builtin.
3644 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3646 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3649 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3650 Jocelyn Mayer <l_indien@magic.fr>
3653 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3654 detect processor family for signature_CENTAUR_ebx.
3655 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3656 signature_CENTAUR_ebx.
3657 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3658 <default>: Pass x86-64 for has_longmode.
3660 2016-06-01 Nathan Sidwell <nathan@acm.org>
3662 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
3665 2016-06-01 Richard Biener <rguenther@suse.de>
3667 PR tree-optimization/71261
3668 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
3669 of stmts successfully put in the bool pattern. Remove
3670 single-use restriction.
3671 (adjust_bool_pattern_cast): Add cast at the use site via the
3672 pattern def sequence.
3673 (adjust_bool_pattern): Remove recursion, maintain a hash-map
3674 of patterned defs. Use the pattern def seqence instead of
3675 multiple independent patterns.
3676 (sort_after_uid): New qsort compare function.
3677 (adjust_bool_stmts): New function to process stmts in the bool
3678 pattern in IL order.
3679 (vect_recog_bool_pattern): Adjust.
3680 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
3681 (ifcvt_walk_pattern_tree): Likewise.
3682 (stmt_is_root_of_bool_pattern): Likewise.
3683 (ifcvt_repair_bool_pattern): Likewise.
3684 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
3686 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3688 * loop-unroll.c (decide_unroll_constant_iterations,
3689 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
3690 likely upper bounds.
3691 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
3693 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
3695 * tree-core.h (enum omp_clause_code): Remove
3696 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
3698 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3700 * config/arm/sync.md (arm_store_exclusive<mode>):
3701 Use 'H' output modifier on operands[2] rather than creating a new
3702 entry in out-of-bounds memory of the operands array.
3703 (arm_store_release_exclusivedi): Likewise.
3705 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3707 * config/arm/arm.c (arm_fusion_enabled_p): New function.
3708 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
3709 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
3710 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3712 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3714 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3715 into account live statements for mask producers.
3717 2016-06-01 Richard Biener <rguenther@suse.de>
3719 PR tree-optimization/71311
3720 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
3721 restrict to non-INTEGER_CST @0.
3723 2016-06-01 Richard Biener <rguenther@suse.de>
3725 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
3726 (relational patterns): Use :c to avoid pattern duplications.
3728 2016-06-01 Richard Biener <rguenther@suse.de>
3730 * genmatch.c (comparison_code_p): New predicate.
3731 (swap_tree_comparison): New function.
3732 (commutate): Add for_vec parameter to append new for entries.
3733 Support commutating relational operators by swapping it alongside
3735 (lower_commutative): Adjust.
3736 (dt_simplify::gen): Do not pass artificial operators to gen
3738 (decision_tree::gen): Do not add artificial operators as parameters.
3739 (parser::parse_expr): Verify operator commutativity when :c is
3740 applied. Allow :C to override this.
3741 * match.pd: Adjust patterns to use :C instead of :c where required.
3743 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
3745 PR tree-optimization/71077
3746 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
3747 the combining step, use boolean_false_node and boolean_true_node
3748 as the designated false/true return values.
3750 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3752 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
3753 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
3754 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
3757 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3759 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
3760 of flags impliying the register renaming.
3761 * toplev.c (process_options): Do not imply flag_rename_registers with
3764 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3766 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
3767 default implementation.
3769 2016-05-31 Nathan Sidwell <nathan@acm.org>
3771 * dwarf2out.c (cur_line_info_table): Add GTY marker.
3773 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3775 * config/sh/constraints.md (b): Remove constraint.
3776 * config/sh/predicates.md (arith_reg_operand): Remove
3778 * config/sh/sh-modes.def (PDI): Remove.
3779 * config/sh/sh.c (sh_target_reg_class,
3780 sh_optimize_target_register_callee_saved): Remove functions.
3781 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
3782 (sh_expand_epilogue): Update comment.
3783 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
3784 sh_secondary_reload): Remove TARGET_REGS related code.
3785 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
3786 TARGET_REGISTER_P): Remove macros.
3787 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
3788 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
3789 TR1_REG, TR2_REG): Remove constants.
3790 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
3792 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3794 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
3795 define_expand patterns.
3796 (adddi3_compact): Rename to adddi3.
3797 (subdi3_compact): Rename to subdi3.
3798 (*negdi2): Rename to negdi2.
3799 (*abs<mode>2): Rename to abs<mode>2.
3801 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3803 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
3804 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
3805 (atomic_sub_fetchsi): ... this new pattern.
3806 (mvtc): Add CC_REG clobber.
3808 2016-05-31 Marek Polacek <polacek@redhat.com>
3810 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
3812 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3814 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
3815 aarch64_fusion_enabled_p to check for fusion capabilities.
3817 2016-05-31 Richard Biener <rguenther@suse.de>
3819 PR tree-optimization/71352
3820 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
3821 minus one and a negate.
3823 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3825 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
3826 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
3828 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
3829 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
3830 Remove use of aarch64_simd_attr_length_move, set length attribute
3832 (*aarch64_be_movoi): Likewise.
3833 (*aarch64_be_movci): Likewise.
3834 (*aarch64_be_movxi): Likewise.
3836 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3838 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
3839 It no longer does that.
3840 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
3842 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
3844 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
3845 attribute __unused__.
3847 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
3849 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
3850 * config/arm/arm.c (arm_arch_thumb1): Define.
3851 (arm_option_override): Initialize arm_arch_thumb1.
3852 * config/arm/arm.h (arm_arch_thumb1): Declare.
3853 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
3854 support Thumb-1 ISA.
3856 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
3859 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
3860 `Yv' for scalar operand.
3862 2016-05-31 Tom de Vries <tom@codesourcery.com>
3864 PR tree-optimization/69068
3865 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3866 phis with more than two args.
3868 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3870 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3871 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3874 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
3876 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
3878 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3880 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
3881 cpu_32, cpu_64, tune_32 and tune_64.
3882 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
3884 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3886 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3888 2016-05-30 Andi Kleen <ak@linux.intel.com>
3890 * auto-profile.c (read_profile): Replace asserts with errors
3891 when file does not exist.
3892 * gcov-io.c (gcov_read_words): Dito.
3894 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3896 * tree-cfg.c (print_loop): Print likely upper bounds.
3898 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3900 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
3901 * opts.c (default_options): Enable peel loops at -O3.
3902 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
3903 (try_peel_loop): Do not re-peel already peeled loops;
3904 use likely upper bounds; fix profile updating.
3905 (pass_complete_unroll::execute): Initialize peeled_loops.
3907 2016-05-30 Martin Liska <mliska@suse.cz>
3909 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
3910 computed costs by frequency of BB they belong to.
3911 (get_scaled_computation_cost_at): New function.
3913 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
3914 Marc Glisse <marc.glisse@inria.fr>
3916 PR tree-optimization/71289
3917 * match.pd (-1 / B < A, A > -1 / B): New transformations.
3919 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3921 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
3923 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3925 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
3926 for peeled copies; avoid underflow when updating estimates; correctly
3929 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3931 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
3932 r236875. Corrected oe3 to oe2 as obvious.
3934 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3938 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
3939 that inserted stmt will not dominate stmts that defines its operand.
3940 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
3941 (rewrite_expr_tree_parallel): Likewise.
3943 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3946 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
3947 all fields including stmt_to_insert are swapped.
3949 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3951 * predict.h (force_edge_cold): Declare.
3952 * predict.c (force_edge_cold): New function.
3953 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
3955 (canonicalize_loop_induction_variables): Fix formating.
3957 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3959 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3960 (visium_expand_copysign): Use gen_int_mode directly.
3961 (visium_compute_frame_size): Minor tweaks.
3963 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3965 * tree-vect-loop.c (vect_analyze_loop_2): Use
3966 likely_max_stmt_executions_int.
3968 2016-05-30 Tom de Vries <tom@codesourcery.com>
3970 PR tree-optimization/69067
3971 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3973 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
3976 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
3977 New peepholes to remove unneeded fild/fistp pairs.
3978 (define_peephole2 atomic_loaddi_fpu): Ditto.
3980 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3982 * predict.c (maybe_hot_frequency_p): Avoid division.
3984 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3986 * doc/install.texi: Use https for shop.fsf.org.
3988 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3990 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
3991 likely_max_stmt_executions_int.
3993 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3995 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3996 likely_max_stmt_executions_int.
3998 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4000 * profile.c (compute_branch_probabilities): Do not report hitrates
4002 (branch_prob): Report hitrates here.
4003 * predict.c (gimple_predict_edge): Do not assert profile status;
4004 fix formatting issues.
4006 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4008 * predict.c (edge_predicted_by_p): New function.
4009 (predict_paths_for_bb): Do not put multiple predictions of the same type
4012 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4014 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4017 2016-05-28 Alan Modra <amodra@gmail.com>
4019 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4021 2016-05-28 Alan Modra <amodra@gmail.com>
4023 PR rtl-optimization/71275
4024 * ira.c (ira): Free dominance info.
4026 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4028 * doc/sourcebuild.texi: New address for upstream Go repository.
4030 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4032 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4033 (TARGET_ARM_V7M): Likewise.
4035 2016-05-26 Jeff Law <law@redhat.com>
4037 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4038 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4039 * passes.def: Add jump threading passes before DOM/VRP.
4040 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4041 argument to a basic block from an edge. Remove tests which are
4043 (pass_data_thread_jumps, class pass_thread_jumps): New.
4044 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4045 (make_pass_thread_jumps): Likewise.
4046 * tree-pass.h (make_pass_thread_jumps): Declare.
4048 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4050 * config/visium/visium-protos.h (split_double_move): Rename into...
4051 (visium_split_double_move): ...this.
4052 (visium_split_double_add): Declare.
4053 * config/visium/visium.c (split_double_move): Rename into...
4054 (visium_split_double_move): ...this.
4055 (visium_split_double_add): New function.
4056 (visium_expand_copysign): Renumber operands for consistency.
4057 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4058 (DFmode move splitter): Likewise.
4059 (*addi3_insn): Split by means of visium_split_double_add.
4060 (*adddi3_insn_flags): Delete.
4061 (*plus_plus_sltu<subst_arith>): New insn.
4062 (*subdi3_insn): Split by means of visium_split_double_add.
4063 (subdi3_insn_flags): Delete.
4064 (*minus_minus_sltu<subst_arith>): New insn.
4065 (*negdi2_insn): Split by means of visium_split_double_add.
4066 (*negdi2_insn_flags): Delete.
4068 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4070 * configure.ac: Treat a --with-headers option without argument
4071 the same as the default (i.e. consult sys-include directory).
4072 * configure: Regenerate.
4074 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4076 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4077 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4079 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4080 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4082 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4085 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4086 tree-stdarg analysis results.
4087 (aarch64_setup_incoming_varargs): Likewise.
4089 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4091 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4092 va_list_gpr_counter_field and va_list_fpr_counter_field.
4094 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4097 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4098 * config/aarch64/aarch64.c
4099 (aarch64_cannot_change_mode_class): Remove function.
4100 * config/aarch64/aarch64-protos.h
4101 (aarch64_cannot_change_mode_class): Remove.
4103 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4105 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4106 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4107 get_likely_max_loop_iterations_int): New.
4108 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4109 any_likely_upper_bound.
4110 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4112 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4113 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4115 (unroll_loop_constant_iterations): Likewise.
4116 (unroll_loop_runtime_iterations): Likewise.
4117 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4118 * lto-streamer-out.c (output_cfg): Likewise.
4119 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4121 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4122 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4123 (likely_max_loop_iterations): New.
4124 (likely_max_loop_iterations_int): New.
4125 (likely_max_stmt_executions): New.
4126 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4127 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4128 likely_max_stmt_executions): Declare.
4130 2016-05-27 Marek Polacek <polacek@redhat.com>
4133 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4135 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4137 * config/s390/s390.md (2x risbg splitters): Use
4138 reg_overlap_mentioned_p instead of rtx_equal_p.
4140 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4142 * combine.c (make_compound_operation): Take known zero bits into
4143 account when checking for possible zero_extend.
4145 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4147 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4148 Use const_int_operand for operand 2 predicate. Simplify expand code
4151 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4154 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4157 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4159 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4160 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4161 that returns CC_SESWPmode and CC_ZESWPmode.
4162 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4164 (aarch64_rtx_costs): Likewise.
4166 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4168 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4169 for ISA 3.0 min/max support.
4170 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4171 conditional move support.
4172 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4173 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4175 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4176 conditional moves where the comparison type is different from move
4178 (fp_minmax): New code iterator for smin/smax.
4179 (minmax): New code attributes for min/max.
4180 (SMINMAX): Likewise.
4181 (smax<mode>3): Combine min, max insns into one insn using the
4182 fp_minmax code iterator. Add support for ISA 3.0 min/max
4183 instructions that don't need -ffast-math.
4184 (s<minmax><mode>3): Likewise.
4185 (smax<mode>3_vsx): Likewise.
4186 (smin<mode>3): Likewise.
4187 (s<minmax><mode>3_vsx): Likewise.
4188 (smin<mode>3_vsx): Likewise.
4189 (pre-VSX min/max splitters): Likewise.
4190 (s<minmax><mode>3_fpr): Likewise.
4191 (movsfcc): Rewrite floating point conditional moves to combine
4192 SFmode/DFmode into a single insn.
4193 (mov<mode>cc): Likewise.
4194 (movdfcc): Likewise.
4195 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4196 SFDF2 iterators to handle all combinations.
4197 (fseldfsf4): Likewise.
4198 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4199 (fseldfdf4): Likewise.
4200 (fselsfdf4): Likewise.
4201 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4202 comparison instructions that set a 0/-1 mask, and use it for
4203 floating point conditional move via XXSEL.
4204 (fpmask<mode>): Likewise.
4205 (xxsel<mode>): Likewise.
4206 * config/rs6000/predicates.md (min_max_operator): Delete, no
4208 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4209 instructions that generate a 0/-1 mask for use with XXSEL.
4210 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4211 say whether floating point min/max is available, either through
4212 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4213 (TARGET_MINMAX_DF): Likewise.
4215 2016-05-27 Alan Modra <amodra@gmail.com>
4217 PR rtl-optimization/71275
4218 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4219 for update_equiv_regs and combine_and_move_insns.
4221 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4223 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4224 if_then_else or cond RTXes to calculate attribute value.
4225 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4226 <attr "length_immediate>: Ditto.
4227 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4228 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4229 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4230 <attr "type">: Ditto.
4231 <attr "prefix_data16">: Ditto.
4232 <attr "prefix_extra">: Ditto.
4233 <attr "length_immediate">: Ditto.
4234 <attr "prefix">: Ditto.
4235 (vec_set<mode>_0) <attr "isa">: Ditto.
4236 <attr "prefix_extra">: Ditto.
4237 <attr "length_immediate">: Ditto.
4238 <attr "prefix">: Ditto.
4239 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4240 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4241 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4242 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4243 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4244 <attr "length_immediate">: Ditto.
4245 <attr "prefix">: Ditto.
4246 (sse2_movsd) <attr "length_immediate">: Ditto.
4247 <attr "prefix">: Ditto.
4248 (vec_concatv2df) <attr "isa">: Ditto.
4249 <attr "prefix">: Ditto.
4250 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4251 (*vec_extractv2di_1) <attr "isa">: Ditto.
4252 <attr "type">: Ditto.
4253 <attr "length_immediate">: Ditto.
4254 <attr "prefix_rex">: Ditto.
4255 <attr "prefix_extra">: Ditto.
4256 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4257 <attr "prefix_extra">: Ditto.
4258 <attr "length_immediate">: Ditto.
4259 (vec_concatv2di) <attr "isa">: Ditto.
4260 <attr "prefix_extra">: Ditto.
4261 <attr "length_immediate">: Ditto.
4262 <attr "prefix">: Ditto.
4264 2016-05-26 Martin Liska <mliska@suse.cz>
4266 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4268 (operator+): Likewise.
4269 (operator-): Likewise.
4270 (comp_cost::operator+=): Likewise.
4271 (comp_cost::operator-=): Likewise.
4272 (comp_cost::operator/=): Likewise.
4273 (comp_cost::operator*=): Likewise.
4274 (operator<): Likewise.
4275 (operator==): Likewise.
4276 (operator<=): Likewise.
4278 (infinite_cost_p): Likewise.
4279 (add_costs): Likewise.
4280 (sub_costs): Likewise.
4281 (compare_costs): Likewise.
4282 (set_group_iv_cost): Use the newly introduced functions.
4283 (get_address_cost): Likewise.
4284 (get_shiftadd_cost): Likewise.
4285 (force_expr_to_var_cost): Likewise.
4286 (split_address_cost): Likewise.
4287 (ptr_difference_cost): Likewise.
4288 (difference_cost): Likewise.
4289 (get_computation_cost_at): Likewise.
4290 (determine_group_iv_cost_generic): Likewise.
4291 (determine_group_iv_cost_address): Likewise.
4292 (determine_group_iv_cost_cond): Likewise.
4293 (autoinc_possible_for_pair): Likewise.
4294 (determine_group_iv_costs): Likewise.
4295 (cheaper_cost_pair): Likewise.
4296 (iv_ca_recount_cost): Likewise.
4297 (iv_ca_set_no_cp): Likewise.
4298 (iv_ca_set_cp): Likewise.
4299 (iv_ca_cost): Likewise.
4300 (iv_ca_new): Likewise.
4301 (iv_ca_dump): Likewise.
4302 (iv_ca_narrow): Likewise.
4303 (iv_ca_prune): Likewise.
4304 (iv_ca_replace): Likewise.
4305 (try_add_cand_for): Likewise.
4306 (try_improve_iv_set): Likewise.
4307 (find_optimal_iv_set): Likewise.
4309 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4311 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4312 that internal functions will clobber all caller-saved registers.
4314 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4316 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4317 Return a better case_values_threshold when optimizing.
4319 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4321 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4322 Add ? to integer variant.
4323 (aarch64_combinez_be): Likewise.
4325 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4327 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4328 instead of x constraint.
4329 (vcvtps2ph256<mask_name>): Likewise.
4331 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4332 alternative. Formatting fix.
4334 * config/i386/sse.md
4335 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4337 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4338 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4339 maybe_evex prefix instead of vex.
4340 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4341 EXT_REX_SSE_REG_P (op0) case in the splitter.
4343 2016-05-25 Jeff Law <law@redhat.com>
4345 PR tree-optimization/71272
4346 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4347 Update comments. Add test for empty path.
4349 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4351 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4352 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4353 special case builtin.
4354 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4355 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4356 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4357 for __builtin_vec_cmpne.
4359 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4361 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4362 redundant test and bail out if the type of the new operand is not
4363 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4365 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4367 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4368 (x_ix86_target_flags_explicit): Remove.
4369 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4370 x_ix86_target_flags_explicit.
4371 (ix86_function_specific_restore): Ditto.
4373 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4374 H.J. Lu <hongjiu.lu@intel.com>
4377 * common/config/i386/i386-common.c
4378 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4379 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4380 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4381 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4382 (-mgeneral-regs-only): Add new option.
4383 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4384 x87 instructions if only general registers are allowed.
4385 (ix86_target_string): Add ix86_flags argument. Handle additional
4386 flags options through ix86_flags argument. Update all callers.
4387 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4389 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4391 PR rtl-optimization/66940
4392 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4393 decrementing desired_val will not overflow before performing these
4396 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4398 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4399 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4400 * config/i386/i386.c (enum ix86_builtins): Add
4401 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4402 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4403 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4404 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4405 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4406 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4407 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4408 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4409 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4410 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4411 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4412 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4413 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4414 __builtin_ia32_cvtps2dq512_mask.
4415 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4416 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4417 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4418 * config/i386/sse.md
4419 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4421 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4422 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4424 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4425 (avx512f_vec_pack_sfix_v8df): New define_expand.
4426 (avx512f_roundpd512): Rename to ...
4427 (avx512f_round<castmode>512): ... this. Change iterator.
4428 (avx512f_roundps512_sfix): New define_expand.
4429 (round<mode>2_sfix): Change iterator.
4431 2016-05-25 Nick Clifton <nickc@redhat.com>
4433 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4434 static interrupt handler is detected.
4435 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4436 default linker script.
4437 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4438 the low part of a symbolic pointer.
4440 2016-05-25 Richard Biener <rguenther@suse.de>
4442 PR tree-optimization/71261
4443 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4444 interesting stmt instead of immediate uses when looking
4445 for the use operand to replace.
4447 2016-05-25 Martin Liska <mliska@suse.cz>
4449 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4451 2016-05-25 Richard Biener <rguenther@suse.de>
4453 PR tree-optimization/71264
4454 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4457 2016-05-25 Martin Liska <mliska@suse.cz>
4459 PR tree-optimization/71239
4460 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4461 if DECL_SIZE is NULL.
4463 2016-05-25 Richard Biener <rguenther@suse.de>
4465 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4466 * tree-if-conv.c (pass_data_if_conversion): Use it.
4468 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4470 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4471 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4472 * varpool.c (varpool_node::get_availability): Likewise.
4474 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4476 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4477 VNEGW/VNEGD instructions.
4478 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4479 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4480 support for ISA 3.0 VNEGW/VNEGD instructions.
4482 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4484 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4485 pointers inside OACC_DATA regions.
4486 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4487 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4488 (gimplify_adjust_omp_clauses): Fix typo in comment.
4490 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4492 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4493 parity built-in functions.
4494 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4496 (p9v_parity<mode>2): Likewise.
4497 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4499 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4500 (parity<mode>2): ISA 3.0 expander for vector parity.
4501 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4503 (BU_P9_64BIT_MISC_0): Likewise.
4504 (BU_P9_MISC_0): Likewise.
4505 (BU_P9V_AV_1): Likewise.
4506 (BU_P9V_AV_2): Likewise.
4507 (BU_P9V_AV_3): Likewise.
4508 (BU_P9V_AV_P): Likewise.
4509 (BU_P9V_VSX_1): Likewise.
4510 (BU_P9V_OVERLOAD_1): Likewise.
4511 (BU_P9V_OVERLOAD_2): Likewise.
4512 (BU_P9V_OVERLOAD_3): Likewise.
4513 (VCTZB): Add vector count trailing zeros support.
4517 (VPRTYBD): Add vector parity support.
4518 (VPRTYBQ): Likewise.
4519 (VPRTYBW): Likewise.
4520 (VCTZ): Add overloaded vector count trailing zeros support.
4521 (VPRTYB): Add overloaded vector parity support.
4522 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4523 overloaded vector count trailing zeros and parity instructions.
4524 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4525 vector parity support.
4526 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4527 trailing zeros support.
4528 (vec_cntlz): Likewise.
4529 (vec_vctzb): Likewise.
4530 (vec_vctzd): Likewise.
4531 (vec_vctzh): Likewise.
4532 (vec_vctzw): Likewise.
4533 (vec_vprtyb): Add ISA 3.0 vector parity support.
4534 (vec_vprtybd): Likewise.
4535 (vec_vprtybw): Likewise.
4536 (vec_vprtybq): Likewise.
4537 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4538 the ISA 3.0 vector count trailing zeros and vector parity built-in
4541 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4543 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4544 when there is stmt_to_insert.
4546 2016-05-24 Martin Sebor <msebor@redhat.com>
4549 * tree.h (complete_or_array_type_p): New inline function.
4551 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4553 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4554 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4555 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4557 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4558 Limit 1st alternative to noavx isa, split 2nd alternative into one
4559 noavx and one avx alternative, use *x and Bm in the former and
4560 x and m in the latter.
4562 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4563 of sse4 for the first alternative, drop %v from the template
4564 and d operand modifier. Split second alternative into one sse4_noavx
4565 and one avx alternative, use *x instead of *v in the former and v
4566 instead of *v in the latter.
4567 (*sse4_1_extractps): Use noavx isa instead of * for the first
4568 alternative, drop %v from the template. Split second alternative into
4569 one noavx and one avx alternative, use *x instead of *v in the
4570 former and v instead of *v in the latter.
4571 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4572 with noavx and the last one with avx.
4573 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4574 split the second one into one noavx and one avx alternative,
4575 use *x and Bm in the former and x and m in the latter one.
4576 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4579 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4580 first two alternatives to noavx, use *x instead of *v in the second
4581 one, add avx alternative without *.
4582 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4583 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4584 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4586 2016-05-24 Jeff Law <law@redhat.com>
4588 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4589 New function, extracted from...
4590 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4591 Allow simple copies and constant initializations in the SSA chain.
4593 2016-05-24 Marek Polacek <polacek@redhat.com>
4596 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4599 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4602 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4603 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4604 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4605 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4606 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4608 2016-05-24 Richard Biener <rguenther@suse.de>
4610 PR tree-optimization/71240
4611 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4614 2016-05-24 Richard Biener <rguenther@suse.de>
4616 PR tree-optimization/71230
4617 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4619 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4621 * tree-vectorizer.h (vectorizable_comparison): Delete.
4622 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4623 PURE_SLP_STMT check.
4624 * tree-vect-stmts.c (vectorizable_call): Likewise.
4625 (vectorizable_simd_clone_call): Likewise.
4626 (vectorizable_conversion): Likewise.
4627 (vectorizable_assignment): Likewise.
4628 (vectorizable_shift): Likewise.
4629 (vectorizable_operation): Likewise.
4630 (vectorizable_load): Likewise.
4631 (vectorizable_condition): Likewise.
4632 (vectorizable_store): Likewise. Assert that we don't have
4634 (vectorizable_comparison): Make static. Remove redundant
4635 PURE_SLP_STMT check.
4636 (vect_transform_stmt): Assert that we always have an slp_node
4639 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4641 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4642 operands[2] against 1 with comparison against CONST1_RTX.
4643 (<shift>di3_neon): Likewise.
4644 * config/arm/predicates.md (const0_operand): Replace with comparison
4647 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4649 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4650 operands[2] against 1 with comparison against CONST1_RTX.
4651 (ashrdi3): Likewise.
4652 (lshrdi3): Likewise.
4653 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4655 (ashrsi3): Likewise.
4656 (lshrsi3): Likewise.
4657 (rotrsi3): Likewise.
4658 (define_split above *compareqi_eq0): Likewise.
4659 (define_split above "prologue"): Likewise.
4660 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
4661 * config/arm/predicates.md (shift_operator): Likewise.
4662 (shift_nomul_operator): Likewise.
4663 (sat_shift_operator): Likewise.
4664 (thumb1_cmp_operand): Likewise.
4665 (const_neon_scalar_shift_amount_operand): Replace manual range
4666 check with IN_RANGE.
4667 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
4668 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
4670 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4672 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
4673 with HOST_WIDE_INT_1.
4675 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
4676 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
4677 (arm_canonicalize_comparison): Likewise.
4678 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
4680 (thumb1_size_rtx_costs): Likewise.
4681 (vfp_const_double_index): Replace cast of 1 to unsigned
4682 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4683 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
4685 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
4686 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4687 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
4688 HOST_WIDE_INT with HOST_WIDE_INT_1.
4690 2016-05-24 Marek Polacek <polacek@redhat.com>
4692 * tree-cfg.h (should_remove_lhs_p): New predicate.
4693 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
4694 * gimplify.c (gimplify_modify_expr): Likewise.
4695 * tree-cfg.c (verify_gimple_call): Likewise.
4696 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
4697 * gimple-fold.c: Include "tree-cfg.h".
4698 (gimple_fold_call): Use should_remove_lhs_p.
4700 2016-05-24 Richard Biener <rguenther@suse.de>
4702 PR tree-optimization/71253
4703 * cfganal.h (control_dependences): Make robust against edge
4705 (control_dependences::control_dependences): Remove edge_list argument.
4706 (control_dependences::get_edge): Remove.
4707 (control_dependences::get_edge_src): Add.
4708 (control_dependences::get_edge_dest): Likewise.
4709 (control_dependences::m_el): Make a vector of edge src/dest index.
4710 * cfganal.c (control_dependences::find_control_dependence): Adjust.
4711 (control_dependences::control_dependences): Likewise.
4712 (control_dependences::~control_dependence): Likewise.
4713 (control_dependences::get_edge): Remove.
4714 (control_dependences::get_edge_src): Add.
4715 (control_dependences::get_edge_dest): Likewise.
4716 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
4718 (perform_tree_ssa_dce): Adjust.
4719 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
4721 (pass_loop_distribution::execute): Adjust. Do loop destroying
4722 conditional on changed.
4724 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4727 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
4728 return. Reindent transformation comment and mention the ARM state
4731 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4734 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
4735 after build_and_add_sum creates new use stmt.
4737 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4739 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
4740 load_lanes/grouped_load classification comes first. Don't check
4741 whether the vectorization factor is a multiple of the group size
4744 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4746 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
4747 GROUP_GAP for single-element interleaving.
4748 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
4751 2016-05-24 Richard Biener <rguenther@suse.de>
4755 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
4756 bases which are accessed with non-invariant indices.
4757 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
4758 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
4760 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4763 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
4764 (add_to_ops_vec): Add stmt_to_insert.
4765 (add_repeat_to_ops_vec): Init stmt_to_insert.
4766 (insert_stmt_before_use): New.
4767 (transform_add_to_multiply): Remove mult_stmt insertion and add it
4769 (get_ops): Init stmt_to_insert.
4770 (maybe_optimize_range_tests): Likewise.
4771 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
4772 (rewrite_expr_tree_parallel): Likewise.
4773 (reassociate_bb): Likewise.
4775 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4778 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
4779 ISA 3.0 xxperm fusion alternative.
4780 (altivec_vperm_v8hiv16qi): Likewise.
4781 (altivec_vperm_<mode>_uns_internal): Likewise.
4782 (vperm_v8hiv4si): Likewise.
4783 (vperm_v16qiv8hi): Likewise.
4785 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4786 Kelvin Nilsen <kelvin@gcc.gnu.org>
4788 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
4789 vpermr/xxpermr on ISA 3.0.
4790 (altivec_expand_vec_perm_le): Likewise.
4791 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
4792 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
4795 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
4797 * config/i386/i386.h (IS_STACK_MODE): Enable for
4798 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
4799 SSE_FLOAT_MODE_P macros.
4800 * config/i386/i386.c (ix86_preferred_reload_class): Use
4801 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
4802 Cleanup regclass processing for CONST_DOUBLE_P.
4803 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
4804 (ix86_rtx_costs): Remove redundant TARGET_80387 check
4805 with IS_STACK_MODE macro.
4806 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
4808 (*movdf_internal): Use IS_STACK_MODE macro.
4809 (*movsf_internal): Ditto.
4811 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
4813 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
4814 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
4816 2016-05-23 Jeff Law <law@redhat.com>
4818 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
4820 (fsm_find_control_statement_thread_paths): Call it.
4822 2016-05-23 Martin Jambor <mjambor@suse.cz>
4825 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
4826 from_global_constant if t is not NULL.
4828 2016-05-23 Marek Polacek <polacek@redhat.com>
4831 * common.opt (Wswitch-unreachable): New option.
4832 * doc/invoke.texi: Document -Wswitch-unreachable.
4833 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
4836 2016-05-23 Bin Cheng <bin.cheng@arm.com>
4838 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
4839 TMR_INDEX is non-NULL.
4841 2016-05-23 Richard Biener <rguenther@suse.de>
4843 PR tree-optimization/71230
4844 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
4845 (try_special_add_to_ops): ... here. Always test for single-use.
4847 2016-05-23 Martin Jambor <mjambor@suse.cz>
4849 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
4850 default block if a PHI node in the original one would be resized.
4852 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4854 PR tree-optimization/58135
4855 * tree-vect-slp.c: When group size is not multiple
4856 of vector size, allow splitting of store group at
4859 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
4861 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
4863 2016-05-22 Jakub Jelinek <jakub@redhat.com>
4865 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4866 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
4867 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
4870 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
4871 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
4872 v constraint instead of x and vinserti32x4 insn.
4874 * config/i386/sse.md (i128vldq): New mode iterator.
4875 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
4876 avx512dq and avx512vl alternatives.
4878 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
4879 constraint, use maybe_evex prefix instead of vex.
4880 (vec_dupv4sf): Use v constraint instead of x for output
4881 operand except for noavx alternative, use Yv constraint
4882 instead of x for input. Use maybe_evex prefix instead of vex.
4883 (*vec_dupv4si): Likewise.
4884 (*vec_dupv2di): Likewise.
4886 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
4889 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
4890 (linearize_expr_tree): Call try_special_add_to_ops.
4891 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
4893 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4895 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
4896 to computed stack_usage.
4898 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4901 * config/avr/avr.md (define_expand "mov<mode>"): If the source
4902 operand is subreg (symbol_ref) then move the symbol ref to register.
4904 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
4906 * tree.c (array_at_struct_end_p): Look through MEM_REF.
4908 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4911 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
4914 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4916 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
4917 ranges by calling get_single_symbol and tidy up. Look more closely
4918 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
4920 2016-05-20 Jeff Law <law@redhat.com>
4922 * bitmap.c (bitmap_find_bit): Remove useless test.
4924 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
4926 * function.c (thread_prologue_and_epilogue_insns): Commit the
4927 insertion of the epilogue.
4929 2016-05-20 Martin Jambor <mjambor@suse.cz>
4931 PR tree-optimization/70884
4932 * tree-sra.c (initialize_constant_pool_replacements): Do not check
4933 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
4934 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
4935 of constant pool data as a reason for scalarization.
4937 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4939 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4940 for naked functions.
4941 (thumb1_expand_prologue): Likewise.
4943 2016-05-20 Nathan Sidwell <nathan@acm.org>
4945 * config/nvptx/nptx.c (nvptx_option_override): Only set
4946 flag_toplevel_reorder, if not explicitly specified. Set
4947 flag_no_common, unless explicitly specified.
4949 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4951 * calls.c (can_implement_as_sibling_call_p): Mark param
4952 reg_parm_stack_space with ATTRIBUTE_UNUSED.
4954 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4956 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
4957 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
4958 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
4960 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
4961 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
4964 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
4966 * config/nvptx/nvptx.md (sincossf3): New pattern.
4968 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4970 * calls.c (maybe_complain_about_tail_call): New function.
4971 (initialize_argument_information): Call
4972 maybe_complain_about_tail_call when clearing *may_tailcall.
4973 (can_implement_as_sibling_call_p): Call
4974 maybe_complain_about_tail_call when returning false.
4975 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
4976 ensure try_tail_call is set. Call maybe_complain_about_tail_call
4977 if tail-call optimization fails.
4978 * cfgexpand.c (expand_call_stmt): Initialize
4979 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
4980 * gimple-pretty-print.c (dump_gimple_call): Dump
4981 gimple_call_must_tail_p.
4982 * gimple.c (gimple_build_call_from_tree): Call
4983 gimple_call_set_must_tail with the value of
4984 CALL_EXPR_MUST_TAIL_CALL.
4985 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
4986 (gimple_call_set_must_tail): New function.
4987 (gimple_call_must_tail_p): New function.
4988 * print-tree.c (print_node): Update printing of TREE_STATIC
4989 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
4990 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
4991 trailing comment listing applicable flags.
4992 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
4994 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4996 * calls.c (expand_call): Move "Rest of purposes for tail call
4997 optimizations to fail" to...
4998 (can_implement_as_sibling_call_p): ...this new function, and
4999 split into multiple "if" statements.
5001 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5003 * cfgloop.h (expected_loop_iterations_unbounded,
5004 expected_loop_iterations): Unconstify.
5005 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5006 profile with known upper bound; return 3 when profile is absent.
5007 (expected_loop_iterations): Update.
5009 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5011 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5012 and get_max_loop_iterations_int.
5014 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5016 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5017 realistic upper bounds here.
5019 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5022 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5023 calls if the LHS is variable length or has addressable type.
5024 If targets[0]->decl is a noreturn call with void return type and
5025 zero arguments, adjust fntype and remove lhs in that case.
5027 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5029 PR tree-optimization/71079
5030 PR tree-optimization/71206
5031 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5033 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5035 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5036 (get_vec_alignment_for_array_decl): Likewise.
5037 (get_vec_alignment_for_record_decl): Likewise.
5038 (increase_alignment::execute): Move code to find alignment to
5039 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5040 (type_align_map): New hash_map.
5042 2016-05-20 Richard Guenther <rguenther@suse.de>
5044 PR tree-optimization/29756
5045 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5046 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5047 * fold-const.c (operand_equal_p): Likewise.
5048 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5049 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5050 * tree-inline.c (estimate_operator_cost): Likewise.
5051 * tree-pretty-print.c (dump_generic_node): Likewise.
5052 * tree-ssa-operands.c (get_expr_operands): Likewise.
5053 * cfgexpand.c (expand_debug_expr): Likewise.
5054 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5055 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5056 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5057 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5058 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5059 (execute_update_addresses_taken): Do it.
5061 2016-05-20 Richard Biener <rguenther@suse.de>
5063 PR tree-optimization/71185
5064 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5065 register operations.
5067 2016-05-20 Richard Biener <rguenther@suse.de>
5069 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5070 gimple_seq_add_seq_without_update.
5071 (release_bb_predicate): Assert we have no operands to free.
5072 (if_convertible_loop_p_1): Calculate post dominators later.
5073 Do not free BB predicates here.
5074 (combine_blocks): Do not recompute BB predicates.
5075 (version_loop_for_if_conversion): Save BB predicates around
5078 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5080 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5081 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5082 code. Ignore sibcalls on EDGE_IGNORE edges.
5083 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5084 on edges for sibcalls that run without prologue. The rest of the
5085 function is combined from...
5086 (fix_fake_fallthrough_edge): ... this, and ...
5087 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5088 function argument, make it a local variable.
5090 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5092 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5093 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5094 for 32-bit mode and SEH for 64-bit.
5095 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5096 TARGET_64BIT_DEFAULT.
5098 2016-05-19 Ryan Burn <contact@rnburn.com>
5100 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5101 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5103 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5105 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5106 force pending loads from memory.
5108 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5110 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5111 (UNSPEC_DARN_32): New unspec constant.
5112 (UNSPEC_DARN_RAW): New unspec constant.
5113 (darn_32): New instruction.
5114 (darn_raw): New instruction.
5115 (darn): New instruction.
5116 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5117 support and documentation for this macro.
5118 (BU_P9_MISC_1): New macro definition.
5119 (BU_P9_64BIT_MISC_0): New macro definition.
5120 (BU_P9_MISC_0): New macro definition.
5121 (darn_32): New builtin definition.
5122 (darn_raw): New builtin definition.
5123 (darn): New builtin definition.
5124 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5125 RS6000_BUILTIN_0 directives to surround each occurrence of
5126 #include "rs6000-builtin.def".
5127 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5128 RS6000_BTM_64BIT flags to the returned mask, depending on
5130 (def_builtin): Correct an error in the assignments made to the
5131 debugging variable attr_string.
5132 (rs6000_expand_builtin): Add support for no-operand built-in
5134 (builtin_function_type): Remove fatal_error assertion that is no
5136 (rs6000_common_init_builtins): Add support for no-operand built-in
5138 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5140 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5142 (RS6000_BTM_64BIT): New macro definition.
5143 * doc/extend.texi: Document __builtin_darn (void),
5144 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5147 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5149 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5150 max_loop_iterations_int.
5152 2016-05-19 Marek Polacek <polacek@redhat.com>
5154 PR tree-optimization/71031
5155 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5156 condition and adjust the code a bit.
5158 2016-05-19 Martin Liska <mliska@suse.cz>
5160 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5161 auto_vec instead of vec.
5163 2016-05-19 Martin Liska <mliska@suse.cz>
5165 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5167 2016-05-19 Martin Liska <mliska@suse.cz>
5169 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5171 2016-05-19 Martin Liska <mliska@suse.cz>
5173 * ipa-pure-const.c (set_function_state): Remove an existing
5175 (remove_node_data): Do not free it as it's released
5176 in set_function_state.
5178 2016-05-19 Martin Liska <mliska@suse.cz>
5180 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5183 2016-05-19 Martin Liska <mliska@suse.cz>
5185 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5187 2016-05-19 Martin Liska <mliska@suse.cz>
5189 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5190 an auto_vec instead of re-creating it.
5192 2016-05-19 Martin Liska <mliska@suse.cz>
5194 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5195 auto_vec instead of vec.
5197 2016-05-19 Martin Liska <mliska@suse.cz>
5199 * lto-section-in.c (lto_get_section_data): Call
5200 lto_check_version with additional argument.
5201 * lto-streamer.c (lto_check_version): Add new argument.
5202 * lto-streamer.h (lto_check_version): Likewise.
5204 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5206 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5207 Don't add cost of inner memory when handling sign-extended loads.
5209 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5211 PR rtl-optimization/71148
5212 * cse.c (cse_main): Free dominance info.
5213 (rest_of_handle_cse): Don't free dominance info.
5214 (rest_of_handle_cse2): Likewise.
5215 (rest_of_handle_cse_after_global_opts): Likewise.
5217 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5220 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5221 NULL_TREE early if NEON is not available. Remove now redundant check
5222 in ARM_CHECK_BUILTIN_MODE.
5224 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5227 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5228 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5229 * doc/cpp.texi: Document new macros.
5231 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5233 PR tree-optimization/69848
5234 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5235 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5237 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5239 * function.c (thread_prologue_and_epilogue_insn): Move the
5240 "goto epilogue_done" one block later.
5242 2016-05-19 Richard Biener <rguenther@suse.de>
5244 PR tree-optimization/70729
5245 * passes.def: Move LIM pass before PRE. Remove no longer
5246 required copyprop and move first DCE out of the loop pipeline.
5248 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5251 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5252 (OBJS-libcommon-target): ...here.
5253 * opts-common.c: Include spellcheck.h.
5254 (cmdline_handle_error): Build a vec of valid options and use it
5255 to suggest provide hints for misspelled arguments.
5257 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5260 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5261 lhs if it has TREE_ADDRESSABLE type.
5263 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5266 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5267 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5269 2016-05-18 Martin Jambor <mjambor@suse.cz>
5272 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5273 input for NOP_EXPR pass-through functions.
5274 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5275 aggregate global constant VAR_DECLs in constant jump functions.
5277 2016-05-18 Martin Jambor <mjambor@suse.cz>
5280 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5281 from TREE_READONLY parameters.
5283 2016-05-18 Martin Jambor <mjambor@suse.cz>
5286 * cgraph.h (cgraph_indirect_call_info): New field
5287 guaranteed_unmodified.
5288 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5289 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5291 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5292 pass the parameter value to ipa_find_agg_cst_for_param.
5293 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5294 guaranteed_unmodified, store AA results there instead of bailing out
5296 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5297 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5298 (find_constructor_constant_at_offset): New function.
5299 (ipa_find_agg_cst_from_init): Likewise.
5300 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5301 static initializers of contants, report back through a new paameter
5302 from_global_constant if that was the case.
5303 (try_make_edge_direct_simple_call): Also pass parameter value to
5304 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5306 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5307 (ipa_read_indirect_edge_info): Likewise.
5308 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5309 (ipa_load_from_parm_agg): Likewise.
5311 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5313 PR rtl-optimization/71150
5314 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5317 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5320 * config/rs6000/constraints.md (wE constraint): New constraint
5321 for a vector constant that can be loaded with XXSPLTIB.
5322 (wM constraint): New constraint for a vector constant of a 1's.
5323 (wS constraint): New constraint for a vector constant that can be
5324 loaded with XXSPLTIB and a vector sign extend instruction.
5325 * config/rs6000/predicates.md (xxspltib_constant_split): New
5326 predicates for wE/wS constraints.
5327 (xxspltib_constant_nosplit): Likewise.
5328 (easy_vector_constant): Add support for constants that can be
5329 loaded via XXSPLTIB.
5330 (all_ones_constant): New predicate for vector constant with all
5332 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5333 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5334 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5335 instruction and possibly with a sign extension.
5336 (output_vec_const_move): Add support for XXSPLTIB. If we are
5337 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5338 instead of XXLXOR/XXLORC.
5339 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5341 (rs6000_legitimize_reload_address): Likewise.
5342 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5344 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5345 combine VSX_M and VSX_M2 into one iterator.
5347 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5348 (VSINT_842): Likewise.
5349 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5350 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5351 XXSPLTIB instruction.
5352 (xxspltib_<mode>_nosplit): Likewise.
5353 (xxspltib_<mode>_split): New insn to load up constants with
5354 XXSPLTIB and a sign extend instruction.
5355 (vsx_mov<mode>): Replace single move that handled all vector types
5356 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5357 moves (when -mvsx-timode is in effect) into the main vector
5358 moves. Eliminate separate moves for <VSr> <VSa>, where the
5359 preferred register class (<VSr>) is listed first, and the
5360 secondary register class (<VSa>) is listed second with a '?' to
5361 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5362 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5363 that if the register was involved in a slow operation, the
5364 clear/set operation does not wait for the slow operation to
5365 finish. Adjust the length attributes for 32-bit mode. Use
5366 rs6000_output_move_128bit and drop the use of the string
5367 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5368 spacing so that the alternatives and attributes don't generate
5369 long lines, and put things in columns, so that it is easier to
5370 match up the operands and attributes with the insn alternatives.
5371 (vsx_mov<mode>_64bit): Likewise.
5372 (vsx_mov<mode>_32bit): Likewise.
5373 (vsx_movti_64bit): Fold movti into normal vector moves.
5374 (vsx_movti_32bit): Likewise.
5375 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5377 (vsx_splat_v4si_internal): Likewise.
5378 (vsx_splat_v4sf_internal): Likewise.
5379 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5380 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5381 extend vector elements.
5382 (vsx_sign_extend_hi_<mode>): Likewise.
5383 (vsx_sign_extend_si_v2di): Likewise.
5384 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5386 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5387 constraints. Add trailing period to wL documentation.
5389 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5392 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5393 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5394 * tree-call-cdce.c: Include tree-dfa.h.
5395 (can_guard_call_p): New function, extracted from...
5396 (can_use_internal_fn): ...here.
5397 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5399 (shrink_wrap_one_built_in_call): Likewise.
5400 (use_internal_fn): Likewise.
5401 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5402 and return void. Call replace_abnormal_ssa_names.
5403 (pass_call_cdce::execute): Check can_guard_call_p during the
5404 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5405 will always change something.
5407 2016-05-18 Martin Jambor <mjambor@suse.cz>
5410 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5411 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5413 2016-05-18 Martin Jambor <mjambor@suse.cz>
5416 * ipa-inline.h (condition): New field size.
5417 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5418 for comaprison and store it into the new condition.
5419 (evaluate_conditions_for_known_args): Use condition size to check
5420 access sizes for all but CHANGED conditions.
5421 (unmodified_parm_1): New parameter size_p, store access size into it.
5422 (unmodified_parm): Likewise.
5423 (unmodified_parm_or_parm_agg_item): Likewise.
5424 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5425 (set_cond_stmt_execution_predicate): Extract access sizes and store
5427 (set_switch_stmt_execution_predicate): Likewise.
5428 (will_be_nonconstant_expr_predicate): Likewise.
5429 (will_be_nonconstant_predicate): Likewise.
5430 (inline_read_section): Stream condition size.
5431 (inline_write_summary): Likewise.
5433 2016-05-18 Richard Biener <rguenther@suse.de>
5435 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5436 condition cost to PHI cost instead of total_cost.
5438 2016-05-18 Martin Liska <mliska@suse.cz>
5441 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5444 2016-05-18 Richard Biener <rguenther@suse.de>
5446 * lto-streamer.h (LTO_major_version): Bump to 6.
5448 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5450 * function.c (make_split_prologue_seq, make_prologue_seq,
5451 make_epilogue_seq): New functions, factored out from...
5452 (thread_prologue_and_epilogue_insns): Here.
5454 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5456 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5457 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5458 of before. Add a comment.
5460 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5462 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5463 expression pointer, not pointer to the pointer.
5465 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5467 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5468 (avx2_pbroadcast<mode>): Add another alternative with v instead
5469 of x constraints in it, using <pbroadcast_evex_isa> isa.
5470 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5472 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5473 constraint x instead of v in second alternative, add avx512bw
5476 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5477 constraint x instead of v in second alternative, add avx512bw
5480 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5481 constraint x instead of v in second alternative, add avx512bw
5484 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5485 avx512bw alternative.
5487 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5489 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5491 (define_insn "*andnottf3"): Ditto.
5492 (define_insn "*<code><mode>3"/any_logic): Ditto.
5493 (define_insn "*<code>tf3"/any_logic): Ditto.
5494 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5495 operand to block AVX-512VL insn variant emit when it is not enabled.
5497 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5499 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5500 constraint fot SF mode.
5502 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5503 Kirill Yukhin <kirill.yukhin@intel.com>
5505 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5507 (define_insn "rsqrt14<mode>"): Ditto.
5508 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5509 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5510 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5511 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5512 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5514 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5515 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5516 * config/i386/i386.c (ix86_print_operand): Expand check for size
5517 override codes for Intel syntax.
5519 2016-05-18 Richard Biener <rguenther@suse.de>
5521 PR tree-optimization/71168
5522 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5523 initialization earlier.
5525 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5527 * config/aarch64/aarch64-simd.md
5528 (aarch64_reduc_plus_internal<mode>): Rename to...
5529 (reduc_plus_scal): ...This, and remove previous implementation.
5531 2016-05-18 Richard Biener <rguenther@suse.de>
5533 * passes.def: Put late dse and cd_dce in canonical order.
5535 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5537 * ipa-inline-transform.c (preserve_function_body_p): Look for
5538 first non-thunk clone.
5539 (save_function_body): Save into first non-thunk.
5540 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5542 (lto_output_node): Inline thunks don't need body in every
5544 * lto-streamer-in.c: Do not fixup thunk clones.
5545 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5547 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5550 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5553 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5554 (reassociate_bb): Call transform_add_to_multiply.
5556 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5558 * config/aarch64/aarch64.c (all_extensions): Removed unused
5561 2016-05-17 Nathan Sidwell <nathan@acm.org>
5563 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5564 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5566 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5568 PR tree-optimization/54579
5570 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5572 2016-05-17 Marek Polacek <polacek@redhat.com>
5575 * tree-inline.c (expand_call_inline): Call
5576 maybe_remove_unused_call_args.
5578 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5580 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5581 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5582 * doc/md.texi (fmin@var{m}3): Likewise.
5584 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5586 * match.pd (X & C): New transformation.
5588 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5590 * match.pd (~X & Y): New transformation.
5592 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5594 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5595 information for new SSA_NAME.
5596 (simplify_conversion_using_ranges): Get range through get_range_info
5597 instead of get_value_range.
5599 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5601 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5602 Remove inline assembly.
5603 (vmvn_s16): Likewise.
5604 (vmvn_s32): Likewise.
5605 (vmvn_u8): Likewise.
5606 (vmvn_u16): Likewise.
5607 (vmvn_u32): Likewise.
5608 (vmvnq_s8): Likewise.
5609 (vmvnq_s16): Likewise.
5610 (vmvnq_s32): Likewise.
5611 (vmvnq_u8): Likewise.
5612 (vmvnq_u16): Likewise.
5613 (vmvnq_u32): Likewise.
5614 (vmvn_p8): Likewise.
5615 (vmvnq_p16): Likewise.
5617 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5619 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5621 (vmul_n_s16): Likewise.
5622 (vmul_n_s32): Likewise.
5623 (vmul_n_u16): Likewise.
5624 (vmul_n_u32): Likewise.
5625 (vmulq_n_f32): Likewise.
5626 (vmulq_n_f64): Likewise.
5627 (vmulq_n_s16): Likewise.
5628 (vmulq_n_s32): Likewise.
5629 (vmulq_n_u16): Likewise.
5630 (vmulq_n_u32): Likewise.
5632 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5634 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5635 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5637 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5639 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5640 to *aarch64_fma4_elt_from_dup<mode>.
5641 (*aarch64_fnma4_elt_to_128df): Rename to
5642 *aarch64_fnma4_elt_from_dup<mode>.
5643 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5644 (vfms_n_f32): Likewise.
5645 (vfms_n_f64): Likewise.
5646 (vfmsq_n_f32): Likewise.
5647 (vfmsq_n_f64): Likewise.
5649 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5651 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5653 2016-05-17 Richard Biener <rguenther@suse.de>
5655 PR tree-optimization/71132
5656 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
5657 Only add control dependences for blocks in the loop.
5658 (build_rdg): Adjust.
5659 (generate_code_for_partition): Return whether loop should
5660 be destroyed and delay that.
5661 (distribute_loop): Likewise.
5662 (pass_loop_distribution::execute): Record loops to be destroyed
5663 and perform delayed destroying of loops.
5665 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5668 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
5670 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5672 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
5674 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
5677 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
5678 insertion point for instructions generated by validize_mem.
5680 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5682 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
5685 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5687 * config/aarch64/aarch64.c
5688 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
5689 rather than a macro.
5691 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5693 * doc/invoke.texi (AArch64 Options): Various updates.
5695 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5697 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
5698 into instrumentation thunks.
5699 * cif-code.def (CIF_CHKP): New.
5701 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
5703 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
5705 2016-05-16 Martin Jambor <mjambor@suse.cz>
5707 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
5708 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
5710 2016-05-16 Marek Polacek <polacek@redhat.com>
5712 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
5715 2016-05-16 Martin Jambor <mjambor@suse.cz>
5718 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
5719 the outlined kernel function.
5721 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
5723 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
5724 (ISA_HAS_DLSA): Ditto.
5726 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5728 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
5730 2016-05-16 Nathan Sidwell <nathan@acm.org>
5732 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
5733 (nvptx_name_replacement): Restore. Add comment.
5734 (write_fn_proto, write_fn_proto_from_insn,
5735 nvptx_output_call_insn): Restore
5736 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
5738 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5740 * config/aarch64/aarch64.md
5741 (add<mode>3_compareC_cconly_imm): Remove use of %w.
5742 (add<mode>3_compareC_imm): Likewise.
5743 (<optab>si3_uxtw): Split into register and immediate variants.
5744 (andsi3_compare0_uxtw): Likewise.
5745 (and<mode>3_compare0): Likewise.
5746 (and<mode>3nr_compare0): Likewise.
5747 (stack_protect_test_<mode>): Don't use %x for memory operands.
5749 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5751 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
5753 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5755 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
5756 Split integer shifts into shift_reg and bfm.
5757 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5758 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5759 (ror<mode>3_insn): Likewise.
5760 (<optab>si3_insn_uxtw): Likewise.
5761 (<optab><mode>3_insn): Change to rotate_imm.
5762 (extr<mode>5_insn_alt): Likewise.
5763 (extrsi5_insn_uxtw): Likewise.
5764 (extrsi5_insn_uxtw_alt): Likewise.
5766 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5768 * doc/tm.texi: Regenerate.
5769 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
5770 (TARGET_INVALID_RETURN_TYPE): Remove.
5771 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
5772 TARGET_INVALID_RETURN_TYPE.
5773 * target.def (invalid_parameter_type): Remove.
5774 (invalid_return_type): Remove.
5776 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5778 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
5779 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
5781 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
5783 (preserve_function_body_p): No need to preserve function body
5784 * cif-codes.def (CIF_THUNK): Remove.
5785 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
5787 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5789 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
5791 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5793 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
5796 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5798 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
5799 (inline_small_functions): Do not look for function symbol when
5802 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5804 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
5807 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5808 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5809 Jiong Wang <jiong.wang@arm.com>
5811 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
5812 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
5813 Define __ARM_FP16_ARGS when appropriate.
5814 * config/arm/arm.c (arm_invalid_parameter_type): Remove
5816 (arm_invalid_return_type): Likewise.
5817 (TARGET_INVALID_PARAMETER_TYPE): Remove.
5818 (TARGET_INVALID_RETURN_TYPE): Remove.
5819 (aapcs_vfp_sub_candidate): Allow HFmode.
5820 (aapcs_vfp_allocate): Add comment. Support HFmode.
5821 (aapcs_vfp_allocate_return_reg): Likewise.
5822 (struct aapcs_cp_arg_layout): Slightly reword comments for
5823 is_return_candidate and allocate_return_reg.
5824 (output_mov_vfp): Update assert.
5825 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
5827 (arm_invalid_parameter_type): Remove.
5828 (amr_invalid_return_type): Remove.
5829 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
5830 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
5831 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
5833 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5835 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
5836 * config/aarch64/arch64-protos.h
5837 (aarch64_legitimize_reload_address): Remove.
5838 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
5841 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
5843 * configure.ac: Add ACX_NONCANONICAL_HOST.
5844 * configure: Regenerate.
5845 * Makefile.in: Set host_noncanonical.
5847 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
5850 * config/i386/i386.md (*movtf_internal): Before register allocation,
5851 do not allow FP constants for CM_MEDIUM memory model, allow only
5852 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
5853 (*movxf_internal): Ditto.
5854 (*movdf_internal): Ditto.
5855 (*movsf_internal): Ditto.
5857 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
5859 PR rtl-optimization/67483
5860 * combine.c (make_compound_operation): Don't call extract_left_shift
5861 with negative shift amounts.
5863 2016-05-13 Jakub Jelinek <jakub@redhat.com>
5866 * fold-const.c (fold_checksum_tree): Allow modification
5867 of TYPE_ALIAS_SET during folding.
5869 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
5870 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
5871 (ix86_split_to_parts): Likewise. Fix up formatting.
5873 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
5875 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
5876 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
5879 2016-05-13 Nathan Sidwell <nathan@acm.org>
5881 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
5882 (nvptx_name_replacement): Delete.
5883 (write_fn_proto, write_fn_proto_from_insn,
5884 nvptx_output_call_insn): Remove nvptx_name_replacement call.
5885 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
5886 * langhooks.c (add_builtin_funcction_common): Call
5887 targetm.mangle_decl_assembler_name.
5889 * config/nvptx/nvptx.c (write_fn_proto): Handle
5890 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
5892 2016-05-13 Martin Liska <mliska@suse.cz>
5894 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
5895 and PRIu64 in printf format.
5897 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5899 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
5902 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5904 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5905 Change --param max-completely-peeled-times to
5906 --param max-completely-peel-times in dump file printing.
5908 2016-05-13 Richard Biener <rguenther@suse.de>
5910 PR tree-optimization/42587
5911 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
5912 (find_bswap_or_nop_1): Likewise.
5913 (bswap_replace): Likewise.
5915 2016-05-13 Martin Liska <mliska@suse.cz>
5917 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
5918 Initialize a variable with default value.
5920 2016-05-13 Martin Liska <mliska@suse.cz>
5922 * doc/invoke.texi: Enhance explanation of error recovery
5925 2016-05-13 Martin Liska <mliska@suse.cz>
5927 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
5928 (struct cost_pair): Change inv_expr_id (int) to inv_expr
5929 (iv_inv_expr_ent *).
5930 (struct iv_inv_expr_ent): Comment struct fields.
5931 (sort_iv_inv_expr_ent): New function.
5932 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
5933 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
5934 a hash_map between iv_inv_expr_ent and number of usages.
5935 (niter_for_exit): Fix coding style.
5936 (tree_ssa_iv_optimize_init): Use renamed variable.
5937 (determine_base_object): Fix coding style.
5938 (alloc_iv): Likewise.
5939 (find_interesting_uses_outside): Likewise.
5940 (add_candidate_1): Likewise.
5941 (add_standard_iv_candidates): Likewise.
5942 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
5943 (prepare_decl_rtl): Fix coding style.
5944 (get_address_cost): Likewise.
5945 (get_shiftadd_cost): Likewise.
5946 (force_expr_to_var_cost): Likewise.
5947 (compare_aff_trees): Likewise.
5948 (get_expr_id): Restructure the function.
5949 (get_loop_invariant_expr_id): Renamed to
5950 get_loop_invariant_expr.
5951 (get_computation_cost_at): Replace usage of inv_expr_id with
5953 (get_computation_cost): Likewise.
5954 (determine_group_iv_cost_generic): Likewise.
5955 (determine_group_iv_cost_address): Likewise.
5956 (iv_period): Fix coding style.
5957 (iv_elimination_compare_lt): Likewise.
5958 (may_eliminate_iv): Likewise.
5959 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
5961 (determine_group_iv_costs): Dump invariant expressions.
5962 (iv_ca_recount_cost): Use the newly added hash_map.
5963 (iv_ca_set_remove_invariants): Fix coding style.
5964 (iv_ca_set_add_invariants): Fix coding style.
5965 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
5967 (iv_ca_set_cp): Likewise.
5968 (iv_ca_new): Initialize the newly added hash_map and remove
5969 initialization of fields.
5970 (iv_ca_free): Delete the hash_map.
5971 (iv_ca_dump): Dump invariant expressions.
5972 (iv_ca_extend): Fix coding style.
5973 (try_add_cand_for): Likewise.
5974 (create_new_ivs): Dump information about # of avg iterations and
5975 # of used invariant expressions.
5976 (rewrite_use_compare): Fix coding style.
5977 (free_loop_data): Set default value for max_inv_expr_id.
5979 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
5981 * cse.c (rest_of_handle_cse): Use cleanup_cfg
5982 returned value cse_cfg_altered computation.
5983 (rest_of_handle_cse2): Likewise.
5984 (rest_of_handle_cse_after_global_opts): Likewise.
5986 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5989 * config/arm/arm.c (arm32_output_mi_thunk): New.
5990 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
5991 to split Thumb1 vs TARGET_32BIT functionality.
5992 (arm_thumb1_mi_thunk): New.
5994 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5996 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
5999 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6002 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6004 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6006 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6007 (expand_builtin_trap): Emit a regular call.
6008 (set_builtin_user_assembler_name): Remove obsolete cases.
6009 * dse.c (scan_insn): Adjust.
6010 * except.c: Include calls.h.
6011 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6012 emit a regular call to setjmp.
6013 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6014 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6015 (emit_block_move_via_libcall): Delete.
6016 (block_move_fn): Delete.
6017 (init_block_move_fn): Likewise.
6018 (emit_block_move_libcall_fn): Likewise.
6019 (emit_block_op_via_libcall): New function.
6020 (set_storage_via_libcall): Tidy up and use memset builtin.
6021 (block_clear_fn): Delete.
6022 (init_block_clear_fn): Likewise.
6023 (clear_storage_libcall_fn): Likewise.
6024 (expand_assignment): Call emit_block_move_via_libcall.
6025 Do not include gt-expr.h.
6026 * expr.h (emit_block_op_via_libcall): Declare.
6027 (emit_block_copy_via_libcall): New inline function.
6028 (emit_block_move_via_libcall): Likewise.
6029 (emit_block_comp_via_libcall): Likewise.
6030 (block_clear_fn): Delete.
6031 (init_block_move_fn): Likewise.
6032 (init_block_clear_fn): Likewise.
6033 (emit_block_move_via_libcall): Likewise.
6034 (set_storage_via_libcall): Add default parameter value.
6035 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6036 (abort_libfunc): Delete.
6037 (memcpy_libfunc): Likewise.
6038 (memmove_libfunc): Likewise.
6039 (memcmp_libfunc): Likewise.
6040 (memset_libfunc): Likewise.
6041 (setbits_libfunc): Likewise.
6042 (setjmp_libfunc): Likewise.
6043 (longjmp_libfunc): Likewise.
6044 (profile_function_entry_libfunc): Likewise.
6045 (profile_function_exit_libfunc): Likewise.
6046 (gcov_flush_libfunc): Likewise.
6047 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6048 and DECL_VISIBILITY on the declaration.
6049 (init_optabs): Do not initialize obsolete libfuncs.
6050 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6051 * tree-core.h (ECF_RET1): Define.
6052 (ECF_TM_PURE): Adjust.
6053 (ECF_TM_BUILTIN): Likewise.
6054 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6055 (build_common_builtin_nodes): Initialize abort builtin.
6056 Add ECF_RET1 on memcpy, memmove and memset builtins.
6057 Pass final flags for alloca and alloca_with_align builtins.
6058 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6060 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6061 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6062 set_storage_via_libcall and call emit_block_copy_via_libcall.
6064 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6066 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6067 DImode before it is passed to ix86_output_call_operand.
6068 (*call_value_got_x32): Ditto for operand 1.
6070 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6072 PR rtl-optimization/70904
6073 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6074 reload for wide mode.
6076 2016-05-12 Marek Polacek <polacek@redhat.com>
6079 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6080 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6081 * langhooks.h (incomplete_type_error): Likewise.
6082 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6083 parameter, pass it down to incomplete_type_error.
6084 * tree.h (size_in_bytes): New inline overload.
6085 (size_in_bytes_loc): Renamed from size_in_bytes.
6087 2016-05-12 Richard Biener <rguenther@suse.de>
6089 PR tree-optimization/71059
6090 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6091 nary before looking up or entering the expression into the VN
6093 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6094 Make sure to re-use NARYs without result as inserted by
6097 2016-05-12 Richard Biener <rguenther@suse.de>
6099 PR tree-optimization/71062
6100 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6102 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6103 vars_contains_restrict if the var is a restrict tag.
6104 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6105 do not disambiguate pointers against it.
6106 (dump_points_to_solution): Re-structure and adjust for new
6107 vars_contains_restrict flag.
6108 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6110 2016-05-12 Martin Liska <mliska@suse.cz>
6112 * doc/invoke.texi: Explain connection between
6113 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6115 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6117 PR tree-optimization/71006
6118 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6119 consider COND_EXPR as a mask producer.
6121 2016-05-12 Marek Polacek <polacek@redhat.com>
6124 * opts.c (common_handle_option): Detect missing argument for --help^.
6126 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6129 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6130 when popping the PC and within an interrupt handler routine.
6131 Add missing tab to output of "ldmfd".
6132 (output_return_instruction): Output LDMFD with SP update rather
6133 than POP when returning from interrupt handler.
6135 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6137 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6138 TARGET_64BIT && TARGET_AVX512DQ.
6139 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6140 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6141 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6142 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6143 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6144 (*vec_extractv4si_zext): Add avx512dq alternative.
6145 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6146 use v instead of x constraint in other alternatives where possible.
6148 * config/i386/sse.md (sse2_loadld): Use v instead of x
6149 constraint in alternatives 0,1,4.
6151 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6152 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6153 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6156 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6157 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6158 is not emitted unless TARGET_AVX512BW.
6159 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6160 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6161 for the result operand.
6163 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6164 constraint instead of x in avx alternatives. Use maybe_evex instead
6167 * config/i386/constraints.md (Yv): New constraint.
6168 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6169 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6170 * config/i386/i386.md (avx512fvecmode): New mode attr.
6171 (*pushtf): Use v constraint instead of x.
6172 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6173 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6174 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6175 (*absnegtf2_sse): Likewise.
6176 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6177 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6178 avx512f alternatives.
6179 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6181 2016-05-12 Richard Biener <rguenther@suse.de>
6183 PR tree-optimization/71060
6184 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6185 require exact match of DR_BASE_OBJECT but only matching address and
6188 2016-05-12 Richard Biener <rguenther@suse.de>
6190 PR tree-optimization/70986
6191 * cfganal.c: Include cfgloop.h.
6192 (dfs_find_deadend): Prefer to take edges exiting loops.
6194 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6196 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6197 compile and run time.
6199 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6202 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6204 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6206 * config/i386/i386.c (legitimize_pic_address): Use
6207 copy_to_suggested_reg instead of gen_movsi.
6209 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6211 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6212 the code into quad_address_p and call it to share code with
6213 vsx_quad_dform_memory_operand.
6214 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6216 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6217 bit instead of being a separate word. Split -mpower9-dform into
6218 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6219 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6220 for the register class supporting 128-bit quad word memory offsets.
6221 (mode_supports_vsx_dform_quad): Helper function to return if the
6222 register class uses quad word memory offsets.
6223 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6224 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6225 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6226 instructions are enabled, set up the appropriate addr_masks for
6228 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6229 -mpower9-dform-scalar, instead of -mpower9-dform.
6230 (rs6000_option_override_internal): Split -mpower9-dform into two
6231 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6232 -mpower9-dform switch sets or clears both. If we are not using
6233 the LRA register allocator, do not enable -mpower9-dform-vector by
6234 default. If we are using LRA, enable -mpower9-dform-vector and
6235 -mvsx-timode if it is appropriate. Issue a warning if either
6236 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6238 (quad_address_offset_p): New helper function to return if the
6239 offset is legal for quad word memory instructions.
6240 (quad_address_p): New function to determin if GPR or vector
6241 register quad word memory addresses are legal.
6242 (mem_operand_gpr): Validate quad word address offsets.
6243 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6244 d-form (register + offset) instructions.
6245 (offsettable_ok_by_alignment): Likewise.
6246 (rs6000_legitimate_offset_address_p): Likewise.
6247 (legitimate_lo_sum_address_p): Likewise.
6248 (rs6000_legitimize_address): Likewise.
6249 (rs6000_legitimize_reload_address): Add more debug statements for
6251 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6252 d-form instructions.
6253 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6254 d-form instructions. Distinguish different cases in debug
6255 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6256 d-form instructions.
6257 (rs6000_preferred_reload_class): Likewise.
6258 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6259 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6260 of the ISA 2.06 indexed memory instructions.
6261 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6262 use them to save/restore the saved vector registers instead of
6263 using Altivec instructions.
6264 (rs6000_emit_epilogue): Likewise.
6265 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6266 (rs6000_opt_masks): Split -mpower9-dform into
6267 -mpower9-dform-scalar and -mpower9-dform-vector.
6268 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6270 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6271 ISA 3.0 vector indexed memory instructions, and fold the code into
6272 the normal mov<mode> patterns.
6273 (p9_vecstore_<mode>): Likewise.
6274 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6276 (vsx_movti_64bit): Likewise.
6277 (vsx_movti_32bit): Likewise.
6278 * config/rs6000/constraints.md (wO constraint): New constraint for
6279 ISA 3.0 vector d-form support.
6280 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6281 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6282 include -mpower9-dform-vector until we switch over to LRA.
6283 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6284 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6285 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6286 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6287 for -mpower9-dform and -mlra.
6288 * doc/md.texi (wO constraint): Document wO constraint.
6290 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6292 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6293 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6294 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6295 Move handling of non-insn arguments inline into the sole user:
6296 (output_trans_func): ...here.
6297 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6298 in emitted function prototype.
6299 (output_internal_insn_latency_func): Ditto. Simplify.
6300 (output_internal_maximal_insn_latency_func): Ditto. Delete
6301 always-unused argument.
6302 (output_insn_latency_func): Ditto.
6303 (output_maximal_insn_latency_func): Ditto.
6305 2016-05-11 Richard Biener <rguenther@suse.de>
6307 PR tree-optimization/71055
6308 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6309 sth with precision not equal to access size verify we don't chop
6312 2016-05-11 Richard Biener <rguenther@suse.de>
6315 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6316 (dwarf2out_finish): Move retry_incomplete_types call ...
6317 (dwarf2out_early_finish): ... here.
6319 2016-05-11 Richard Biener <rguenther@suse.de>
6322 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6323 if the langhook insists on it.
6324 * fold-const.c (make_bit_field_ref): Add arg for the original
6325 reference and preserve its alias-set.
6326 (decode_field_reference): Take exp by reference and adjust it
6327 to the original memory reference.
6328 (optimize_bit_field_compare): Adjust callers.
6329 (fold_truth_andor_1): Likewise.
6330 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6332 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6335 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6336 * cfgrtl.c (delete_insn_and_edges): Likewise.
6337 * config/i386/i386.c (convert_scalars_to_vector): Remove
6339 * cse.c (cse_insn): Compute cse_cfg_altered.
6340 (delete_trivially_dead_insns): Likewise.
6341 (cse_cc_succs): Likewise.
6342 (rest_of_handle_cse): Free dominance info if required.
6343 (rest_of_handle_cse2): Likewise.
6344 (rest_of_handle_cse_after_global_opts): Likewise.
6346 2016-05-11 Alan Modra <amodra@gmail.com>
6348 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6349 abi_v4_pass_in_fpr): New functions.
6350 (rs6000_function_arg_boundary): Exclude complex IBM long double
6351 from 64-bit alignment when ABI_V4.
6352 (rs6000_function_arg, rs6000_function_arg_advance_1,
6353 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6355 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6357 PR rtl-optimization/71028
6358 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6359 jump with just a return in the fallthrough block if the branch
6360 block contains just a return as well.
6362 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6364 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6365 * match.pd ((X & Y) ^ Y): ... this.
6366 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6367 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6369 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6371 * read-md.c (require_char_ws): New function.
6372 (read_string): Simplify using require_char_ws.
6373 (handle_constants): Likewise.
6374 (handle_enum): Likewise.
6375 (handle_file): Likewise.
6376 * read-md.h (require_char_ws): New declaration.
6377 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6378 (read_mapping): Likewise.
6379 (read_rtx_code): Likewise.
6380 (read_nested_rtx): Likewise.
6382 2016-05-10 James Norris <jnorris@codesourcery.com>
6384 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6385 if offloading is enabled and -fopenacc or -fopenmp is specified.
6386 (CRTOFFLOADEND): Likewise.
6387 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6388 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6390 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6392 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6393 gotoff_operand code paths. Use copy_to_suggested_regs and
6394 expand_simple_binop where appropriate. Cleanup.
6396 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6399 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6401 (dimode_scalar_chain::vector_const_cost): New.
6402 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6403 (dimode_scalar_chain::convert_op): Likewise.
6404 (dimode_scalar_chain::convert_insn): Likewise.
6406 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6408 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6409 unary operation, not a binary one.
6411 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6414 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6415 calls with type casted fndecl.
6417 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6419 PR tree-optimization/70786
6420 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6421 * calls.c (initialize_argument_information): Bind bounds
6422 with corresponding args passed by reference.
6424 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6427 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6428 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6429 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6432 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6435 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6436 code for a zero scale factor.
6437 (vsx_xvcvdpuxds_scale): Likewise.
6439 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6441 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6442 if show_ruler_p was set on the context.
6443 (layout::show_ruler): New method.
6444 * diagnostic.h (struct diagnostic_context): Add field
6447 2016-05-10 Richard Biener <rguenther@suse.de>
6449 PR tree-optimization/71039
6450 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6451 (chk_uses): New function.
6452 (propagate_with_phi): Verify we can safely replicate the lhs of an
6453 aggregate assignment on all incoming edges.
6455 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6457 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6459 (rx_atomic_sequence): New class.
6460 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6461 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6463 (rx_atomic_sequence::rx_atomic_sequence,
6464 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6465 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6466 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6467 CTRLREG_INTB): New constants.
6468 (FETCHOP): New code iterator.
6469 (fethcop_name, fetchop_name2): New iterator code attributes.
6470 (QIHI): New mode iterator.
6471 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6472 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6473 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6475 2016-05-10 Martin Liska <mliska@suse.cz>
6477 * tree-inline.c (remap_dependence_clique): Do not remap
6478 debugging statements.
6480 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6482 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6483 ("*fixuns_truncdfdi2_z13")
6484 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6485 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6486 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6488 2016-05-10 Richard Biener <rguenther@suse.de>
6490 PR tree-optimization/70497
6491 PR tree-optimization/28367
6492 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6494 (visit_reference_op_load): ... here.
6495 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6496 with simplified BIT_FIELD_REFs.
6497 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6498 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6501 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6503 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6504 documentation comment. For BLOCK nodes, add a
6505 DW_AT_abstract_origin attribute that points to the DIE generated
6506 for the origin BLOCK.
6507 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6508 blocks from inlined functions.
6510 2016-05-10 Alan Modra <amodra@gmail.com>
6513 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6514 regrename modifying insns saving lr before __morestack call.
6515 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6516 insns restoring lr after __morestack call.
6518 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6520 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6521 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6523 * config/i386/sse.md (vec_interleave_high<mode>,
6524 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6525 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6527 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6529 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6530 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6531 parallel reassociation for power8 and forward.
6533 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6535 * config/i386/i386.md (absneg splitters with general regs): Use
6536 general_reg_operand predicate.
6537 (btsq peephole2): Use x86_64_immediate_operand to check if new
6538 value is suitable for immediate operand. Generate emitted insn
6539 using RTL expressions.
6540 (btcq peephole2): Ditto.
6541 (btrq peephole2): Ditto. Generate correct immediate operand
6544 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6546 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6549 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6551 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6552 pointer dereference.
6554 2016-05-09 Richard Biener <rguenther@suse.de>
6556 PR tree-optimization/70985
6557 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6558 op0 isn't a gimple register.
6560 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6562 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6563 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6564 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6565 (i6400_fpu_mult): New cpu units.
6566 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6567 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6568 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6569 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6570 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6571 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6572 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6573 (i6400_msa_long_float4, i6400_msa_long_float5)
6574 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6575 (i6400_msa_fdiv_sf): New reservations.
6576 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6577 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6578 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6579 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6580 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6581 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6582 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6583 (msa_short_store4, msa_long_load, msa_short_store)
6584 (msa_long_logic, msa_long_float2, msa_long_float4)
6585 (msa_long_float5, msa_long_float8, msa_long_mult)
6586 (msa_long_fdiv, msa_long_div): New reservations.
6588 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6589 Sameera Deshpande <sameera.deshpande@imgtec.com>
6590 Matthew Fortune <matthew.fortune@imgtec.com>
6591 Graham Stott <graham.stott@imgtec.com>
6592 Chao-ying Fu <chao-ying.fu@imgtec.com>
6594 * config.gcc: Add MSA header file for mips*-*-* target.
6595 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6596 (Ubv8i, Urv8): New constraints.
6597 * config/mips/mips-ftypes.def: Add function types for MSA
6599 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6600 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6601 * config/mips/mips-msa.md: New file.
6602 * config/mips/mips-protos.h
6603 (mips_split_128bit_const_insns): New prototype.
6604 (mips_msa_idiv_insns): Likewise.
6605 (mips_split_128bit_move): Likewise.
6606 (mips_split_128bit_move_p): Likewise.
6607 (mips_split_msa_copy_d): Likewise.
6608 (mips_split_msa_insert_d): Likewise.
6609 (mips_split_msa_fill_d): Likewise.
6610 (mips_expand_msa_branch): Likewise.
6611 (mips_const_vector_same_val_p): Likewise.
6612 (mips_const_vector_same_bytes_p): Likewise.
6613 (mips_const_vector_same_int_p): Likewise.
6614 (mips_const_vector_shuffle_set_p): Likewise.
6615 (mips_const_vector_bitimm_set_p): Likewise.
6616 (mips_const_vector_bitimm_clr_p): Likewise.
6617 (mips_msa_vec_parallel_const_half): Likewise.
6618 (mips_msa_output_division): Likewise.
6619 (mips_ldst_scaled_shift): Likewise.
6620 (mips_expand_vec_cond_expr): Likewise.
6621 * config/mips/mips.c (enum mips_builtin_type): Add
6622 MIPS_BUILTIN_MSA_TEST_BRANCH.
6623 (mips_gen_const_int_vector_shuffle): New prototype.
6624 (mips_const_vector_bitimm_set_p): New function.
6625 (mips_const_vector_bitimm_clr_p): Likewise.
6626 (mips_const_vector_same_val_p): Likewise.
6627 (mips_const_vector_same_bytes_p): Likewise.
6628 (mips_const_vector_same_int_p): Likewise.
6629 (mips_const_vector_shuffle_set_p): Likewise.
6630 (mips_symbol_insns): Forbid loading symbols via immediate for
6632 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6634 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6636 (mips_lx_address_p): Add support load indexed address for MSA.
6637 (mips_address_insns): Add calculation of instructions needed for
6638 stores and loads for MSA.
6639 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6640 CONST_VECTOR for MSA and let it fall through.
6641 (mips_ldst_scaled_shift): New function.
6642 (mips_subword_at_byte): Likewise.
6643 (mips_msa_idiv_insns): Likewise.
6644 (mips_legitimize_move): Validate MSA moves.
6645 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6646 calculation of costs for MSA division.
6647 (mips_split_move_p): Check if MSA moves need splitting.
6648 (mips_split_move): Split MSA moves if necessary.
6649 (mips_split_128bit_move_p): New function.
6650 (mips_split_128bit_move): Likewise.
6651 (mips_split_msa_copy_d): Likewise.
6652 (mips_split_msa_insert_d): Likewise.
6653 (mips_split_msa_fill_d): Likewise.
6654 (mips_output_move): Handle MSA moves.
6655 (mips_expand_msa_branch): New function.
6656 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
6657 Reinstate 'y' modifier.
6658 (mips_file_start): Add MSA .gnu_attribute.
6659 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
6661 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
6662 (mips_class_max_nregs): Add register size for MSA supported mode.
6663 (mips_cannot_change_mode_class): Allow conversion between MSA
6664 vector modes and TImode.
6665 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
6667 (mips_secondary_reload_class): Force MSA loads/stores via memory.
6668 (mips_preferred_simd_mode): Add preffered modes for MSA.
6669 (mips_vector_mode_supported_p): Add MSA supported modes.
6670 (mips_autovectorize_vector_sizes): New function.
6671 (mips_msa_output_division): Likewise.
6672 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
6673 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
6674 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
6675 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
6676 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
6677 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
6678 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
6679 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
6680 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
6681 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
6682 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
6683 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
6684 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
6685 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
6686 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
6687 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
6688 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
6689 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
6690 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
6691 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
6692 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
6693 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
6694 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
6695 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
6696 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
6697 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
6698 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
6699 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
6700 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
6701 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
6702 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
6703 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
6704 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
6705 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
6706 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
6707 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
6708 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
6709 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
6710 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
6711 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
6712 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
6713 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
6714 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
6715 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
6716 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6717 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6718 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6719 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6720 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6721 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6722 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6723 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6724 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
6725 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
6726 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
6727 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
6728 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
6729 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
6730 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
6731 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
6732 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
6733 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
6734 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
6735 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
6736 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
6737 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
6738 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
6739 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
6740 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
6741 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
6742 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
6743 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
6744 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
6745 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
6746 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
6747 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
6748 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
6749 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
6750 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
6751 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
6752 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
6753 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
6754 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
6755 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
6756 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
6757 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
6758 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
6759 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
6760 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
6761 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
6762 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
6763 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
6764 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
6765 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
6766 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
6767 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
6768 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
6769 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
6770 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
6771 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
6772 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
6773 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
6774 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
6775 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
6776 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
6777 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
6778 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
6779 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
6780 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
6781 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
6782 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
6783 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
6784 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
6785 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
6786 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
6787 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
6788 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
6789 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
6790 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
6791 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
6792 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
6793 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
6794 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
6795 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
6796 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
6797 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
6798 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
6799 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
6800 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
6801 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
6802 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
6803 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
6804 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
6805 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
6806 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
6807 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
6808 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
6809 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
6810 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
6811 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
6812 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
6813 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
6814 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
6815 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
6816 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
6817 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
6818 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
6819 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
6820 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
6821 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
6822 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
6824 (mips_get_builtin_decl_index): New array.
6825 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
6826 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
6827 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
6828 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
6829 (mips_init_builtins): Initialize mips_get_builtin_decl_index
6831 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6833 (mips_expand_builtin_insn): Prepare operands for
6834 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
6835 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
6836 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
6837 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
6838 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
6839 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
6840 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
6841 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
6842 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
6843 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
6844 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
6845 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
6846 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
6847 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
6848 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
6849 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
6850 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
6851 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
6852 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
6853 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
6854 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
6855 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
6856 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
6857 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
6858 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
6859 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
6860 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
6861 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
6862 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
6863 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
6864 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
6865 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
6866 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
6867 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
6868 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
6869 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
6870 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
6871 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
6872 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
6873 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
6874 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
6875 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
6876 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
6877 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
6878 These are set implicitly and an error is reported if overridden.
6879 (mips_expand_builtin_msa_test_branch): New function.
6880 (mips_expand_msa_shuffle): Likewise.
6881 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
6882 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
6883 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
6884 (mips_expand_vec_unpack): Add support for MSA.
6885 (mips_expand_vector_init): Likewise.
6886 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
6887 instead of const0_rtx.
6888 (mips_msa_vec_parallel_const_half): New function.
6889 (mips_gen_const_int_vector): Likewise.
6890 (mips_gen_const_int_vector_shuffle): Likewise.
6891 (mips_expand_msa_cmp): Likewise.
6892 (mips_expand_vec_cond_expr): Likewise.
6893 * config/mips/mips.h
6894 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
6895 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
6897 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
6898 (ISA_HAS_MSA): New macro.
6899 (UNITS_PER_MSA_REG): Likewise.
6900 (BITS_PER_MSA_REG): Likewise.
6901 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
6902 (MSA_REG_FIRST): New macro.
6903 (MSA_REG_LAST): Likewise.
6904 (MSA_REG_NUM): Likewise.
6905 (MSA_REG_P): Likewise.
6906 (MSA_REG_RTX_P): Likewise.
6907 (MSA_SUPPORTED_MODE_P): Likewise.
6908 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
6909 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
6910 * config/mips/mips.md: Include mips-msa.md.
6911 (alu_type): Add simd_add.
6912 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
6913 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
6914 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
6915 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
6916 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
6917 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
6918 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
6919 simd_move, simd_load, simd_store. Choose "multi" for moves
6921 (qword_mode): New attribute.
6922 (insn_count): Add instruction count for quad moves.
6923 Increase the count for MIPS SIMD division.
6924 (UNITMODE): Add UNITMODEs for vector types.
6925 (addsub): New code iterator.
6926 * config/mips/mips.opt (mmsa): New option.
6927 * config/mips/msa.h: New file.
6928 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
6930 * config/mips/mti-linux.h: Likewise.
6931 * config/mips/predicates.md
6932 (const_msa_branch_operand): New constraint.
6933 (const_uimm3_operand): Likewise.
6934 (const_uimm4_operand): Likewise.
6935 (const_uimm5_operand): Likewise.
6936 (const_uimm8_operand): Likewise.
6937 (const_imm5_operand): Likewise.
6938 (aq10b_operand): Likewise.
6939 (aq10h_operand): Likewise.
6940 (aq10w_operand): Likewise.
6941 (aq10d_operand): Likewise.
6942 (const_m1_operand): Likewise.
6943 (reg_or_m1_operand): Likewise.
6944 (const_exp_2_operand): Likewise.
6945 (const_exp_4_operand): Likewise.
6946 (const_exp_8_operand): Likewise.
6947 (const_exp_16_operand): Likewise.
6948 (const_vector_same_val_operand): Likewise.
6949 (const_vector_same_simm5_operand): Likewise.
6950 (const_vector_same_uimm5_operand): Likewise.
6951 (const_vector_same_uimm6_operand): Likewise.
6952 (const_vector_same_uimm8_operand): Likewise.
6953 (par_const_vector_shf_set_operand): Likewise.
6954 (reg_or_vector_same_val_operand): Likewise.
6955 (reg_or_vector_same_simm5_operand): Likewise.
6956 (reg_or_vector_same_uimm6_operand): Likewise.
6957 * doc/extend.texi (MIPS SIMD Architecture Functions): New
6959 * doc/invoke.texi (-mmsa): Document new option.
6961 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6963 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
6964 * configure: Regenerate.
6965 * config.in: Regenerate.
6966 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
6968 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
6969 (ENDFILE_VTV_SPEC): Define.
6971 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
6973 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
6974 registers in all interrupt handlers if necessary.
6975 (rl78_option_override): Add warning.
6976 (MUST_SAVE_MDUC_REGISTERS): New macro.
6977 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
6978 * config/rl78/rl78.c (check_mduc_usage): New function.
6979 (mduc_regs): New structure to hold MDUC register data.
6980 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
6981 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
6982 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
6983 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
6984 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
6985 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
6987 2016-05-09 Bin Cheng <bin.cheng@arm.com>
6989 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
6990 (tree-ssa-loop-niter.h): Ditto.
6991 (idx_within_array_bound, ref_within_array_bound): New functions.
6992 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
6993 Factor out check on writable base object to ...
6994 (base_object_writable): ... here.
6996 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6998 * config/arm/arm.md (probe_stack): Add modes to set source
7001 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7003 * regrename.c (base_reg_class_for_rename): New static function.
7004 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7006 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7008 * cgraph.c (thunk_adjust): Export.
7009 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7010 * cgraphunit.c (thunk_adjust): Export.
7011 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7013 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7015 * tree-inline.c (expand_call_inline): Expand thunks inline.
7017 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7020 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7021 (*sse2_vd_cvtss2sd): Ditto.
7022 * config/i386/i386.md
7023 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7024 Generate *sse2_vd_cvtsd2ss pattern.
7025 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7026 Generate *sse2_vd_cvtss2sd pattern.
7028 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7030 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7031 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7034 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7036 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7037 * config/sh/sh.c: Define and declare variables on first use throughout
7039 (current_function_interrupt): Change to bool type.
7040 (frame_insn): Rename to emit_frame_insn and update users.
7041 (push_regs): Use bool for 'interrupt_handler' argument.
7042 (save_schedule_s): Remove.
7043 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7044 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7045 targetm.asm_out.unaligned_op.di.
7046 (gen_far_branch): Remove redundant forward declaration.
7047 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7048 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7049 (sh_set_return_address, sh_function_ok_for_sibcall,
7050 scavenge_reg): Update comments.
7051 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7052 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7053 (sh_attr_renesas_p): Remove unnecessary parentheses.
7054 (branch_dest): Simplify.
7055 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7056 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7057 (CUMULATIVE_ARGS): Change macro to typedef.
7058 (current_function_interrupt): Change to bool type.
7059 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7060 Surround with __cplusplus ifdef.
7061 (sh_compare_op0, sh_compare_op1): Remove.
7062 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7064 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7066 * config/arm/arm.md: (arch): Add neon.
7067 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7068 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7069 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7070 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7071 attributes for alt renumbering. Mark alt 3 as non-predicable.
7072 (thumb2_movdf_vfp): Likewise.
7074 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7076 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7077 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7078 (*andqi_1): Add preferred_for_speed attribute to disparage
7079 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7080 (*<code>qi_1): Ditto.
7081 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7082 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7083 (*ashlqi3_1): Ditto.
7084 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7085 Add preferred_for_size attribute to disparage alternative 0 and
7086 preferred_for_speed attribute to disparage alternative 1 for
7087 TARGET_PARTIAL_REG_STALL targets.
7089 2016-05-07 Tom de Vries <tom@codesourcery.com>
7091 PR tree-optimization/70956
7092 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7095 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7097 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7098 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7099 * config/sh/sh.md (branch_zero): Remove define_attr.
7100 (define_delay): Disable delay slot if branch distance is one insn.
7102 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7104 * config/i386/i386.md (LEAMODE): New mode attribute.
7105 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7106 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7107 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7108 operand 2 predicate.
7109 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7110 (*lea<mode>_general_3): Ditto.
7111 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7113 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7115 * genmddump.c (main): Convert argv from char ** to const char **.
7117 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7119 * coretypes.h (OVERRIDE): New macro.
7122 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7124 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7125 allow coalescing if the types are compatible.
7127 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7129 * pass_manager.h (pass_manager::register_pass_name): New method.
7130 (pass_manager::get_pass_by_name): New method.
7131 (pass_manager::create_pass_tab): New method.
7132 (pass_manager::m_name_to_pass_map): New field.
7133 * passes.c (name_to_pass_map): Delete global in favor of field
7134 "m_name_to_pass_map" of pass_manager.
7135 (register_pass_name): Rename from a function to...
7136 (pass_manager::register_pass_name): ...this method, updating
7137 for renaming of global "name_to_pass_map" to field
7138 "m_name_to_pass_map".
7139 (create_pass_tab): Rename from a function to...
7140 (pass_manager::create_pass_tab): ...this method, updating
7141 for renaming of global "name_to_pass_map" to field.
7142 (get_pass_by_name): Rename from a function to...
7143 (pass_manager::get_pass_by_name): ...this method.
7144 (enable_disable_pass): Convert use of get_pass_by_name to
7145 a method call, locating the pass_manager singleton.
7147 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7149 * genattr-common.c (main): Convert argv from char ** to const char **.
7150 * genattr.c (main): Likewise.
7151 * genattrtab.c (main): Likewise.
7152 * genautomata.c (initiate_automaton_gen): Likewise.
7154 * gencodes.c (main): Likewise.
7155 * genconditions.c (main): Likewise.
7156 * genconfig.c (main): Likewise.
7157 * genconstants.c (main): Likewise.
7158 * genemit.c (main): Likewise.
7159 * genenums.c (main): Likewise.
7160 * genextract.c (main): Likewise.
7161 * genflags.c (main): Likewise.
7162 * genmddeps.c (main): Likewise.
7163 * genopinit.c (main): Likewise.
7164 * genoutput.c (main): Likewise.
7165 * genpeep.c (main): Likewise.
7166 * genpreds.c (main): Likewise.
7167 * genrecog.c (main): Likewise.
7168 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7169 (init_rtx_reader_args): Likewise.
7170 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7171 (init_rtx_reader_args): Likewise.
7172 * gentarget-def.c (main): Likewise.
7173 * read-md.c (read_md_files): Likewise.
7174 * read-md.h (read_md_files): Likewise.
7176 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7178 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7179 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7180 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7181 Remove unused predicate.
7182 (register_and_not_fp_reg_operand): Ditto.
7184 2016-05-06 Martin Liska <mliska@suse.cz>
7186 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7187 instead of vec as the vector is local to the function.
7189 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7191 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7192 avx512bw alternative.
7194 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7195 before the ashr<mode>3 pattern.
7197 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7198 v instead of x in vex or maybe_vex alternatives, use
7199 maybe_evex instead of vex in prefix.
7201 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7202 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7203 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7204 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7207 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7208 v instead of x in vex or maybe_vex alternatives, use
7209 maybe_evex instead of vex in prefix.
7211 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7212 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7213 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7214 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7215 alternatives, use maybe_evex instead of vex in prefix.
7217 * config/i386/sse.md (vec_interleave_lowv4sf,
7218 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7219 v instead of x in vex or maybe_vex alternatives, use
7220 maybe_evex instead of vex in prefix.
7222 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7223 v instead of x in vex or maybe_vex alternatives, use
7224 maybe_evex instead of vex in prefix.
7226 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7227 v constraint instead of x.
7229 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7231 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7232 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7235 2016-05-06 Richard Biener <rguenther@suse.de>
7237 PR tree-optimization/70948
7238 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7239 Properly clobber all fields of va_list for __builtin_va_start.
7241 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7244 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7245 loop latch destination.
7247 2016-05-06 Martin Liska <mliska@suse.cz>
7249 * tree-ssa-uninit.c: Apply manual changes
7250 to the GNU coding style.
7251 (prune_uninit_phi_opnds): Rename from
7252 prune_uninit_phi_opnds_in_unrealizable_paths.
7254 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7256 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7257 mspace): Remove deprecated options.
7258 * doc/invoke.texi (SH options): Remove -mspace.
7260 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7262 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7264 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7266 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7267 corresponding combine split pattern.
7269 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7272 * config/sh/predicates.md (long_displacement_mem_operand): New.
7273 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7274 Add movi20, movi20s alternatives. Adjust length attribute for
7276 (movsi_ie): Allow for any FPU. Adjust length attribute for
7278 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7279 attribute for alternatives.
7280 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7281 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7282 length attribute for alternatives.
7284 2016-05-06 Richard Biener <rguenther@suse.de>
7286 PR tree-optimization/70960
7287 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7289 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7292 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7293 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7295 2016-05-06 Marek Polacek <polacek@redhat.com>
7298 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7300 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7303 * config/sh/sh.md (*rotcr): Add another variant.
7305 2016-05-06 Richard Biener <rguenther@suse.de>
7308 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7310 2016-05-06 Richard Biener <rguenther@suse.de>
7313 * fold-const.c (split_tree): Always convert to the original type
7316 2016-05-06 Richard Biener <rguenther@suse.de>
7318 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7319 (fwprop_addr): Likewise.
7321 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7324 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7326 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7327 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7328 the splitter condition.
7329 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7330 the splitter condition.
7331 (FP float_extend load splitter): Ditto.
7333 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7335 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7336 to REGNO in all peephole2 patterns.
7337 (post-reload splitters): Change true_regnum to REGNO in
7338 post-reload splitters.
7339 (zero_extend splitters): Use general_reg_operand and
7340 nonimmediate_gr_operand predicates.
7342 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7344 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7345 v constraint instead of x.
7347 2016-05-05 Alan Modra <amodra@gmail.com>
7350 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7351 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7352 TARGET_NO_FP_IN_TOC for -mrelocatable.
7353 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7354 TARGET_RELOCATABLE test.
7355 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7356 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7357 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7358 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7359 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7360 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7361 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7362 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7363 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7364 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7366 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7367 (rs6000_stack_info): Likewise.
7368 (rs6000_elf_asm_out_constructor): Likewise.
7369 (rs6000_elf_asm_out_destructor): Likewise.
7370 (rs6000_elf_declare_function_name): Likewise.
7371 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7372 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7375 2016-05-05 Alan Modra <amodra@gmail.com>
7377 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7379 2016-05-05 Alan Modra <amodra@gmail.com>
7381 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7382 out-of-line gpr restore for one or two regs if that would add
7385 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7388 * config/i386/i386.md
7389 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7390 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7391 as operand 0 predicate.
7392 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7394 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7395 Ditto. Emit the pattern using RTX.
7397 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7398 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7399 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7400 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7402 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7403 sse_reg_operand as operand 0 predicate.
7405 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7406 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7407 instead of gen_rtx_REG.
7408 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7411 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7413 * function.c (emit_use_return_register_into_block): Delete.
7414 (gen_return_pattern): Delete.
7415 (emit_return_into_block): Delete.
7416 (active_insn_between): Delete.
7417 (convert_jumps_to_returns): Delete.
7418 (emit_return_for_exit): Delete.
7419 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7420 simple_return for shrink-wrapped blocks.
7421 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7422 end of blocks that need one.
7423 (get_unconverted_simple_return): Delete.
7424 (convert_to_simple_return): Delete.
7425 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7426 (convert_to_simple_return): Ditto.
7428 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7430 * cfgcleanup.c (bb_is_just_return): New function.
7431 (try_optimize_cfg): Simplify jumps to return, branches to return,
7432 and branches around return.
7434 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7436 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7439 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7443 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7444 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7445 assert flags & OEP_HASH_CHECK, instead of asserting it
7446 never happens. Handle TARGET_EXPR.
7447 * fold-const.c (operand_equal_p): For hash verification,
7448 or in OEP_HASH_CHECK into flags.
7450 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7452 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7454 (compute_samebase_partition_bases): Fix typo.
7456 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7458 * config/i386/sse.md (vec_interleave_highv8sf,
7459 vec_interleave_lowv8sf, vec_interleave_highv4df,
7460 vec_interleave_lowv4df): Remove constraints from expanders.
7462 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7464 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7466 * tree-inline.c (expand_call_inline): Fix path dealing with
7467 making lhs of call statement undefined.
7469 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7471 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7472 Check availability on NODE, too.
7473 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7474 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7475 (varpool_node::call_for_symbol_and_aliase): Likewise.
7476 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7477 (propagate_pure_const): Propagate across interposable functions, too.
7478 (skip_function_for_local_pure_const): Do not skip interposable bodies
7480 (pass_local_pure_const::execute): Update.
7482 2016-05-04 Marek Polacek <polacek@redhat.com>
7484 * doc/invoke.texi: Document -Wdangling-else.
7486 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7488 * config.gcc: Error out when conflicting multilib is detected. Do not
7489 loop over multilibs since no combination is legal.
7491 2016-05-04 Alan Modra <amodra@gmail.com>
7493 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7494 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7495 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7498 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7500 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7501 Clean up p5600 comments.
7503 2016-05-04 Richard Biener <rguenther@suse.de>
7505 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7506 constructor simplifications.
7507 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7509 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7511 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7512 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7513 result.set_rtx is null instead of aborting.
7514 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7516 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7517 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7518 *mov<mode>_store_postinc): New patterns.
7520 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7522 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7523 as commutative. Check both conversions are NOP.
7524 ((A & B) OP (C & B)): Remove.
7526 2016-05-04 Alan Modra <amodra@gmail.com>
7528 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7530 2016-05-04 Alan Modra <amodra@gmail.com>
7533 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7534 when cr2,3,4 are all fixed regs.
7536 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7538 PR rtl-optimization/57193
7539 * opts.c (default_options_table): Revert OPT_frename_registers change.
7540 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7542 2016-05-03 Martin Sebor <msebor@redhat.com>
7545 * builtins.c (fold_builtin_FILE): New function.
7546 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7547 (fold_builtin_0): Call them.
7548 * gimplify.c (gimplify_call_expr): Remove the handling of
7549 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7552 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7553 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7557 * doc/extend.texi (Function Names as Strings): Update __func__,
7558 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7561 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7562 Richard Biener <rguenther@suse.de>
7564 PR tree-optimization/70916
7565 * tree-if-conv.c: Include cfganal.h.
7566 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7567 and remove_fake_exit_edges around the optimization pass.
7569 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7571 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7572 (cgraph_edge::make_direct): Likewise.
7573 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7574 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7575 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7576 (CIF_THUNK): New code.
7577 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7578 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7579 (compute_inline_parameters): Set inline_failed for thunks.
7580 (inline_analyze_function): Cleanup.
7581 * ipa-inline.c (can_inline_edge_p): Do not deal with
7582 call_stmt_cannot_inline_p.
7583 (can_early_inline_edge_p): Likewise.
7584 (early_inliner): Initialize inline_failed.
7585 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7587 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7589 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7590 from nonimm_ssenomem_operand.
7591 (nonimm_ssenomem_operand): New predicate.
7592 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7593 as operand 0 predicate.
7594 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7595 Disable unsupported alternatives using "enabled" attribute.
7596 Use register_ssemem_operand as operand 0 predicate.
7597 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7599 2016-05-03 Marek Polacek <polacek@redhat.com>
7602 * input.c (expansion_point_location): New function.
7603 * input.h (expansion_point_location): Declare.
7605 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7607 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7608 occurence with frame_offset_ ones.
7610 2016-05-03 Alan Modra <amodra@gmail.com>
7612 PR rtl-optimization/70890
7613 * ira.c (combine_and_move_insns): When moving def_insn, remove
7616 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7618 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7619 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7620 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7621 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7623 2016-05-03 Alan Modra <amodra@gmail.com>
7625 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7626 for SAVE_MULTIPLE/STORE_MULTIPLE.
7628 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7630 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7631 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7633 2016-05-03 Richard Biener <rguenther@suse.de>
7635 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7637 (gimplify_arg): Likewise.
7638 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7639 re-writing the result to a decl if required.
7640 (internal_get_tmp_var): Add allow_ssa parameter
7641 and override into_ssa with it.
7642 (get_formal_tmp_var): Adjust.
7643 (get_initialized_tmp_var): Add allow_ssa parameter.
7644 (gimplify_arg): Add allow_ssa parameter and avoid generating
7645 SSA names for the result false.
7646 (gimplify_call_expr): If the call may return twice do not
7647 gimplify parameters into SSA.
7648 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7649 (gimplify_modify_expr): Adjust assert. For noreturn calls
7650 with a SSA name LHS adjust its def.
7651 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7652 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7653 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7654 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7655 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7656 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
7657 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
7658 (optimize_target_teams): Do not allow SSA names for clause operands.
7659 (gimplify_expr): Likewise for where we mark the result addressable.
7660 * passes.def (pass_init_datastructures): Remove.
7661 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
7662 (rewrite_stmt): Likewise.
7663 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
7664 (replace_locals_op): Replace SSA names.
7665 (copy_gimple_seq_and_replace_locals): Init src_cfun.
7666 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
7667 * cgraph.c (release_function_body): Free CFG annotations only
7668 when we have a CFG. Simplify.
7669 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7670 force_gimple_operand instead of get_initialized_tmp_var.
7671 * tree-pass.h (make_pass_init_datastructures): Remove.
7672 * tree-ssa.c (execute_init_datastructures): Remove.
7673 (pass_data_init_datastructures): Likewise.
7674 (class pass_init_datastructures): Likewise.
7675 (make_pass_init_datastructures): Likewise.
7676 * omp-low.c (create_omp_child_function): Init SSA data structures.
7677 (grid_expand_target_grid_body): Likewise.
7678 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
7679 name before adding it to names_to_release.
7680 (remove_bb): Always release SSA defs.
7681 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
7682 before dereferencing it.
7683 * cgraphunit.c (init_lowered_empty_function): Always
7684 int SSA data structures.
7685 * tree-ssanames.c (release_defs): Remove assert that we are in
7687 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
7689 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7690 Uros Bizjak <ubizjak@gmail.com>
7692 PR rtl-optimization/70467
7693 * config/i386/predicates.md (x86_64_hilo_int_operand,
7694 x86_64_hilo_general_operand): New predicates.
7695 * config/i386/constraints.md (Wd): New constraint.
7696 * config/i386/i386.md (mode attr di): Use Wd instead of e.
7697 (general_hilo_operand): New mode attr.
7698 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
7699 instead of <general_operand>.
7700 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
7701 x86_64_hilo_general_operand instead of <general_operand>.
7703 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7705 PR tree-optimization/70916
7706 * tree-if-conv.c (constant_or_ssa_name): Removed.
7707 (fold_build_cond_expr): Use is_gimple_val instead of
7708 constant_or_ssa_name.
7710 PR tree-optimization/70916
7711 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
7712 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
7715 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
7716 (optimize_atomic_bit_test_and): New function.
7717 (pass_fold_builtins::execute): Use it.
7718 * optabs.def (atomic_bit_test_and_set_optab,
7719 atomic_bit_test_and_complement_optab,
7720 atomic_bit_test_and_reset_optab): New optabs.
7721 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
7722 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
7723 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
7724 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
7725 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
7726 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
7727 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
7728 * doc/md.texi (atomic_bit_test_and_set@var{mode},
7729 atomic_bit_test_and_complement@var{mode},
7730 atomic_bit_test_and_reset@var{mode}): Document.
7731 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
7732 atomic_bit_test_and_complement<mode>,
7733 atomic_bit_test_and_reset<mode>): New expanders.
7734 (atomic_bit_test_and_set<mode>_1,
7735 atomic_bit_test_and_complement<mode>_1,
7736 atomic_bit_test_and_reset<mode>_1): New insns.
7738 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
7740 PR rtl-optimization/70687
7741 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
7742 instead of unsigned HOST_WIDE_INT.
7744 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
7746 PR rtl-optimization/44281
7747 * hard-reg-set.h (struct target_hard_regs): New field
7748 x_fixed_nonglobal_reg_set.
7749 (fixed_nonglobal_reg_set): New macro.
7750 * reginfo.c (init_reg_sets_1): Initialize it.
7751 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
7753 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
7755 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7757 PR tree-optimization/56541
7758 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
7759 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
7760 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
7761 (any_complicated_phi): new static variable.
7762 (aggressive_if_conv): delete.
7763 (if_convertible_phi_p): support phis with more than two arguments.
7764 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
7765 critical pred edges.
7766 (ifcvt_split_critical_edges): support phis with more than two
7767 arguments by checking new parameter. only split critical edges
7769 (tree_if_conversion): handle simd pragma marked loop using new
7770 local variable aggressive_if_conv. check any_complicated_phi.
7772 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7774 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
7777 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7779 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
7782 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
7784 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
7785 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
7786 define_insn_and_split.
7787 (mulsi3_i): New define_insn_and_split.
7788 (mulsi3_call): Convert to define_insn.
7789 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
7792 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
7794 * machmode.h (mode_complex): Add support to give the complex mode
7796 (GET_MODE_COMPLEX_MODE): Likewise.
7797 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
7798 stored by build_complex_type and gfc_build_complex_type instead of
7799 trying to figure out the appropriate mode based on the size. Raise
7800 an assertion error, if the type was not set.
7801 * genmodes.c (struct mode_data): Add field for the complex type of
7803 (blank_mode): Likewise.
7804 (make_complex_modes): Remember the complex mode created in the
7806 (emit_mode_complex): Write out the mode_complex array to map a
7807 type mode to the complex version.
7808 (emit_insn_modes_c): Likewise.
7809 * tree.c (build_complex_type): Set the complex type to use before
7810 calling layout_type.
7811 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
7812 support for __float128 complex datatypes.
7813 (rs6000_hard_regno_mode_ok): Likewise.
7814 (rs6000_setup_reg_addr_masks): Likewise.
7815 (rs6000_complex_function_value): Likewise.
7816 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
7817 __float128 and __ibm128 complex.
7818 (FLOAT128_IBM_P): Likewise.
7819 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7820 * doc/extend.texi (Additional Floating Types): Document that
7821 -mfloat128 must be used to enable __float128. Document complex
7822 __float128 and __ibm128 support.
7824 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7827 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
7828 char/short arguments promoted to int because of promote_prototypes.
7830 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7832 * config/i386/predicates.md (register_ssemem_operand): New predicate.
7833 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
7834 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
7835 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
7836 alternatives using "enabled" attribute. Use register_ssemem_operand
7837 as operand 1 predicate.
7838 (*cmpi<unord>xf_i387): Split XFmode pattern from
7839 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
7840 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
7841 *absneg<mode>2_i387. Disable unsupported alternatives using
7842 "enabled" attribute.
7843 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
7845 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7847 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
7849 (oacc_loop_process): Check mask for loop termination.
7851 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7853 * cif-code.def (CIF_THUNK): Add.
7854 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
7857 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7859 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
7860 (dump_inline_summary): Dump it.
7861 (fp_expression_p): New predicate.
7862 (estimate_function_body_sizes): Use it.
7863 (inline_merge_summary): Merge fp_expressions.
7864 (inline_read_section): Read fp_expressions.
7865 (inline_write_summary): Write fp_expressions.
7866 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
7867 codegen boundary if either caller or callee is !fp_expressions.
7868 * ipa-inline.h (inline_summary): Add fp_expressions.
7869 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
7870 to fp_expressions be sure the fp generation flags are updated.
7872 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7874 PR rtl-optimization/70467
7875 * cse.c (cse_insn): Handle no-op MEM moves after folding.
7877 PR rtl-optimization/70467
7878 * ipa-pure-const.c (check_call): Handle internal calls even in
7879 ipa mode like in local mode.
7881 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
7883 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
7885 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7887 * match.pd (X u< X, X u> X): New transformations.
7889 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7891 * flag-types.h (enum warn_strict_overflow_code): Move ...
7892 * coretypes.h: ... here.
7893 * fold-const.h (fold_overflow_warning): Declare.
7894 * fold-const.c (fold_overflow_warning): Make non-static.
7895 (fold_comparison): Move the transformation of X +- C1 CMP C2
7896 into X CMP C2 -+ C1 ...
7897 * match.pd: ... here.
7898 * gimple-fold.c (fold_stmt_1): Protect with
7899 fold_defer_overflow_warnings.
7901 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7903 * omp-low.c (struct oacc_loop): Add 'inner' field.
7904 (new_oacc_loop_raw): Initialize it to zero.
7905 (oacc_loop_fixed_partitions): Initialize it.
7906 (oacc_loop_auto_partitions): Partition outermost loop to outermost
7907 available partitioning.
7909 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7911 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
7913 (umulsidi3): Likewise.
7914 (indirect_jump): Fix jump instruction assembly patterns.
7916 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
7919 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
7920 (nvptx_function_value): Assert non-NULL cfun.
7922 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
7924 PR rtl-optimization/70886
7925 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
7927 * cselib.h (rtx_equal_for_cselib_1): Declare.
7928 (rtx_equal_for_cselib_p: New inline function.
7929 * cselib.c (rtx_equal_for_cselib_p): Delete.
7930 (rtx_equal_for_cselib_1): Make public.
7932 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7934 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
7935 (register_mixssei387nonimm_operand): Remove predicate.
7936 * config/i386/i386.md (*fop_<mode>_comm): Merge from
7937 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
7938 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
7939 for TARGET_MIX_SSE_I387 alternatives.
7940 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
7941 Disable unsupported alternatives using "enabled" attribute. Use
7942 nonimm_ssenomem_operand as operand 1 predicate. Also check
7943 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
7945 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7947 * tree.c (cst_and_fits_in_hwi): Simplify.
7949 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7951 * tree.h (wi::to_wide): New function.
7952 * expr.c (expand_expr_real_1): Use wi::to_wide.
7953 * fold-const.c (int_const_binop_1): Likewise.
7954 (extract_muldiv_1): Likewise.
7956 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7958 * wide-int.h: Update offset_int and widest_int documentation.
7959 (WI_SIGNED_SHIFT_RESULT): New macro.
7960 (wi::binary_shift): Define signed_shift_result_type for
7961 shifts on offset_int- and widest_int-like types.
7962 (generic_wide_int): Support <<= and >>= if << and >> are supported.
7963 * tree.h (int_bit_position): Use shift operators instead of wi::
7965 * alias.c (adjust_offset_for_component_ref): Likewise.
7966 * expr.c (get_inner_reference): Likewise.
7967 * fold-const.c (fold_comparison): Likewise.
7968 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
7969 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
7970 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7971 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
7972 (stmt_kills_ref_p): Likewise.
7973 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
7974 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
7975 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7976 (ao_ref_init_from_vn_reference): Likewise.
7978 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7980 * wide-int.h: Update offset_int and widest_int documentation.
7981 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
7982 (wi::binary_traits): Allow ordered comparisons between offset_int and
7983 offset_int, between widest_int and widest_int, and between either
7984 of these types and basic C types.
7985 (operator <, <=, >, >=): Define for the same combinations.
7986 * tree.h (tree_int_cst_lt): Use comparison operators instead
7987 of wi:: comparisons.
7988 (tree_int_cst_le): Likewise.
7989 * gimple-fold.c (fold_array_ctor_reference): Likewise.
7990 (fold_nonarray_ctor_reference): Likewise.
7991 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
7992 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
7993 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
7994 * tree-sra.c (completely_scalarize): Likewise.
7995 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
7996 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
7997 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
7998 (check_for_binary_op_overflow): Likewise.
7999 (search_for_addr_array): Likewise.
8000 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8002 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8004 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8005 (arc_save_restore): Likewise.
8006 (arc_dwarf_register_span): Likewise.
8007 (arc_output_pic_addr_const): Initialize suffix variable.
8009 2016-05-02 Martin Liska <mliska@suse.cz>
8011 * symbol-summary.h (function_summary::function_summary):
8012 Remove checking assert for all cgraph nodes.
8013 (function_summary::get): Check summary_uid.
8014 (symtab_insertion): Check summary_uid.
8016 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8018 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8019 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8021 (arc_dwarf_register_span): Remove enum keyword.
8022 (compact_memory_operand_p): New function.
8023 * config/arc/arc.h (reg_class): Add code density register classes.
8024 (REG_CLASS_NAMES): Likewise.
8025 (REG_CLASS_CONTENTS): Likewise.
8026 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8027 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8028 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8029 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8030 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8032 (h, Rcd, Rsd, Rzd): New register constraints.
8033 (T): Use compact_memory_operand_p function.
8034 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8036 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8038 * config/sh/sh.md (*negnegt, *movtt): Remove.
8040 2016-05-02 Marek Polacek <polacek@redhat.com>
8041 Tom de Vries <tom@codesourcery.com>
8043 PR tree-optimization/70700
8044 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8045 bigger than FIRST_REF_NODE.
8047 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8050 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8052 (prepare_cbranch_operands): Don't use scratch register. Assume that
8053 function is used when pseudos can be created.
8054 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8055 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8056 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8057 define_expand. Allow it only when pseudos can be created.
8058 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8060 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8062 * config/i386/constraints.md (BC): Only allow -1 operands.
8063 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8064 Add "enabled" attribute. Update XI mode attribute calculation.
8065 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8066 (*movoi_internal_avx): Update XI mode attribute calculation.
8067 (*movti_internal): Ditto.
8069 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8071 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8072 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8074 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8076 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8077 statement on instruction code. Remove trailing spaces.
8078 (altivec_expand_stv_builtin): Likewise.
8080 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8082 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8083 (TARGET_FPU_DOUBLE): Simplify.
8084 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8085 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8086 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8087 with 'TARGET_FPU_DOUBLE'.
8088 * config/sh/sh.md: Likewise.
8090 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8092 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8093 SH_DIV_STR_FOR_SIZE): Remove.
8094 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8095 SH_DIV_STR_FOR_SIZE): Remove.
8097 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8099 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8100 logical_reg_operand): Delete.
8101 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8102 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8103 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8104 match_operand and match_test.
8105 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8106 variables on their first use. Return bool values.
8107 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8108 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8109 arith_reg_operand for input operand. Remove empty constraints.
8111 (*xorsi3_compact): Rename to xorsi3.
8112 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8113 (*zero_extend<mode>si2_disp_mem): Update comment.
8116 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8118 * config/sh/t-sh: Remove SH5 support.
8119 * config.gcc: Likewise.
8120 * configure: Likewise.
8122 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8124 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8126 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8128 * config/sh/sh.c (register_sh_passes, sh_option_override,
8129 sh_print_operand, prepare_move_operands,
8130 sh_can_follow_jump): Remove TARGET_SH1 checks.
8131 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8132 PROMOTE_MODE): Likewise.
8133 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8136 2016-04-30 Alan Modra <amodra@gmail.com>
8138 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8139 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8140 Check for user regs later to avoid unnecessary looping over regs.
8141 Merge user reg check with non-saved reg check. Don't force
8142 inline VR restore when static chain used.
8143 (rs6000_frame_related): Omit eh_frame info for user regs when
8145 (fixed_regs_p): Delete.
8147 2016-04-30 Alan Modra <amodra@gmail.com>
8149 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8150 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8153 2016-04-30 Alan Modra <amodra@gmail.com>
8156 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8157 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8160 2016-04-30 Alan Modra <amodra@gmail.com>
8162 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8163 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8164 flag_pic test for Darwin.
8166 2016-04-30 Alan Modra <amodra@gmail.com>
8168 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8169 throw_calls_crossed.
8170 (REG_FREQ_CALLS_CROSSED): Delete.
8171 (REG_N_THROWING_CALLS_CROSSED): Delete.
8172 * regstat.c (regstat_bb_compute_ri): Don't calculate
8173 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8174 (dump_reg_info): Don't print call cross frequency.
8175 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8176 and REG_N_THROWING_CALLS_CROSSED.
8178 2016-04-30 Alan Modra <amodra@gmail.com>
8180 * regs.h (struct reg_info_t): Delete live_length.
8181 (REG_LIVE_LENGTH): Delete macro.
8182 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8183 local_live, local_processed and local_live_last_luid params.
8184 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8186 (regstat_compute_ri): Adjust for above. Don't set
8188 (dump_reg_info): Don't print live length.
8189 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8190 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8191 Localize loop_depth var.
8193 2016-04-30 Alan Modra <amodra@gmail.com>
8195 * ira.c (enum valid_equiv): New.
8196 (validate_equiv_mem): Return enum.
8197 (update_equiv_mem): Create replacement in more cases.
8198 (add_store_equivs): Update validate_equiv_mem call.
8200 2016-04-30 Alan Modra <amodra@gmail.com>
8202 * ira.c (combine_and_move_insns): Rather than scanning insns,
8203 use DF infrastucture to find use and def insns.
8205 2016-04-30 Alan Modra <amodra@gmail.com>
8207 ira.c (combine_and_move_insns): Move invariant conditions..
8208 (ira.c): ..to here. Call combine_and_move_insns before
8209 add_store_equivs. Call grow_reg_equivs later. Allocate
8210 req_equiv later using max_reg_num() rather than global max_regno.
8211 (contains_replace_regs): Delete.
8212 (add_store_equivs): Remove contains_replace_regs test.
8214 2016-04-30 Alan Modra <amodra@gmail.com>
8216 * ira.c (struct equiv_mem_data): New.
8217 (equiv_mem, equiv_mem_modified): Delete static vars.
8218 (validate_equiv_mem_from_store): Use "data" param to communicate..
8219 (validate_equiv_mem): ..from here.
8221 2016-04-30 Alan Modra <amodra@gmail.com>
8223 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8225 (update_reg_equivs): ..here. Move allocation and freeing of
8226 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8227 end_alias_analysis to..
8230 2016-04-30 Alan Modra <amodra@gmail.com>
8232 * ira.c (pdx_subregs): Delete.
8233 (struct equivalence): Add pdx_subregs field.
8234 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8236 (update_equiv_regs): Don't create or free pdx_subregs. Update
8239 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8241 * config/rs6000/altivec.h: Change definitions of vec_xl and
8243 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8244 (LD_ELEMREV_V2DI): New.
8245 (LD_ELEMREV_V4SF): New.
8246 (LD_ELEMREV_V4SI): New.
8247 (LD_ELEMREV_V8HI): New.
8248 (LD_ELEMREV_V16QI): New.
8249 (ST_ELEMREV_V2DF): New.
8250 (ST_ELEMREV_V2DI): New.
8251 (ST_ELEMREV_V4SF): New.
8252 (ST_ELEMREV_V4SI): New.
8253 (ST_ELEMREV_V8HI): New.
8254 (ST_ELEMREV_V16QI): New.
8257 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8258 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8259 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8260 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8261 (altivec_expand_builtin): Add handling for
8262 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8263 (rs6000_invalid_builtin): Add error-checking for
8264 RS6000_BTM_P9_VECTOR.
8265 (altivec_init_builtins): Define builtins used to implement vec_xl
8267 (rs6000_builtin_mask_names): Define power9-vector.
8268 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8269 (RS6000_BTM_P9_VECTOR): Define.
8270 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8271 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8272 (vsx_ld_elemrev_v2df): Likewise.
8273 (vsx_ld_elemrev_v4sf): Likewise.
8274 (vsx_ld_elemrev_v4si): Likewise.
8275 (vsx_ld_elemrev_v8hi): Likewise.
8276 (vsx_ld_elemrev_v16qi): Likewise.
8277 (vsx_st_elemrev_v2df): Likewise.
8278 (vsx_st_elemrev_v2di): Likewise.
8279 (vsx_st_elemrev_v4sf): Likewise.
8280 (vsx_st_elemrev_v4si): Likewise.
8281 (vsx_st_elemrev_v8hi): Likewise.
8282 (vsx_st_elemrev_v16qi): Likewise.
8283 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8286 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8288 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8290 (simplify_control_stmt_condition_1): ... here. Recurse into
8291 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8293 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8296 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8297 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8298 define_insn_and_split to define_insn.
8299 (zero_extendqi<mode>2_dot2): Same.
8300 (extendqi<mode>2_dot): Same.
8301 (extendqi<mode>2_dot2): Same.
8303 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8305 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8306 (probe_stack): New expander.
8307 (probe_stack_<mode>): New insn pattern.
8309 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8311 * config/i386/i386.md
8312 (operations with memory inputs setting flags peephole2):
8313 Remove uneeded REG_P checks. Cleanup pattern generation.
8315 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8317 * tree-vect-loop.c (vect_transform_loop): Fix
8318 nb_iterations_upper_bound computation for vectorized loop.
8320 2016-04-29 Marek Polacek <polacek@redhat.com>
8321 Jakub Jelinek <jakub@redhat.com>
8324 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8325 TARGET_EXPR_SLOT as a base.
8327 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8329 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8330 with 'rCm2' constraints to limit possible immediate size.
8331 (*load_zeroextendqisi_update): Likewise.
8332 (*load_signextendqisi_update): Likewise.
8333 (*loadhi_update): Likewise.
8334 (*load_zeroextendhisi_update): Likewise.
8335 (*load_signextendhisi_update): Likewise.
8336 (*loadsi_update): Likewise.
8337 (*loadsf_update): Likewise.
8339 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8341 * config/i386/predicates.md (constm1_operand): Fix comparison.
8343 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8345 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8347 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8349 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8350 remaining SH5 related settings.
8351 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8352 shmedia_prepare_call_address): Delete.
8353 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8354 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8355 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8356 UNSUPPORTED_SH2A): Remove m5 checks.
8357 (sh_divide_strategy_e): Remove SH5 division strategies.
8358 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8359 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8361 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8363 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8365 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8367 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8368 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8370 * config/s390/vector.md ("mov<mode>"): Likewise.
8372 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8374 * config/s390/constraints.md ("U", "W"): Invoke
8375 s390_mem_constraint with "ZR" and "ZT".
8376 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8377 addresses when using LRA. Accept also short displacements for S
8378 and T constraints. Do not check for long displacement target for
8379 S and T constraints.
8380 (s390_mem_constraint): Remove handling of U and W constraints.
8381 * config/s390/s390.md (various patterns): Remove the short
8382 displacement constraints (Q and R) if a long displacement
8383 constraint is present. Add longdisp as required CPU capability.
8384 * config/s390/vector.md: Likewise.
8385 * config/s390/vx-builtins.md: Likewise.
8387 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8390 * reload1.c (reload): Call finish_spills before
8391 restarting reload loop. Skip select_reload_regs
8392 if update_eliminables_and_spill returns true.
8394 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8396 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8397 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8398 (umulhisi3_imm): Update predicates and constraint letters.
8399 (umulhisi3_reg): Declare instruction as commutative.
8400 * config/arc/constraints.md (J12, J16): New constraints.
8401 * config/arc/predicates.md (short_unsigned_const_operand): New
8403 (arc_short_operand): Likewise.
8404 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8406 2016-04-29 Richard Biener <rguenther@suse.de>
8408 PR tree-optimization/13962
8409 PR tree-optimization/65686
8410 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8411 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8412 using PTA to compare pointers.
8413 * match.pd: Add pattern for pointer equality compare simplification
8414 using ptrs_compare_unequal.
8416 2016-04-29 Richard Biener <rguenther@suse.de>
8418 * stor-layout.c (layout_type): Do not build a pointer-to-element
8421 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8423 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8424 Use SWI mode iterator. Use general_reg_operand predicate.
8425 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8426 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8429 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8432 * fold-const.c (operand_equal_p): Don't verify hash value equality
8434 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8437 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8440 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8441 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8442 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8443 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8444 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8446 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8448 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8449 to info. Don't initialize separate fields to 0. Clean up
8452 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8454 * config/i386/i386.md (peephole2s for operations with memory inputs):
8455 Use SWI mode iterator.
8456 (peephole2s for operations with memory outputs): Ditto.
8457 Do not check for stack checking probe.
8459 (probe_stack): Remove expander.
8461 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8462 Andrew Burgess <andrew.burgess@embecosm.com>
8464 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8465 operands as 32-bits.
8467 2016-04-28 Jason Merrill <jason@redhat.com>
8469 * gdbinit.in: Skip line-map.h.
8471 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8472 Andrew Burgess <andrew.burgess@embecosm.com>
8474 * config/arc/arc.c (arc_conditional_register_usage): Take
8475 TARGET_RRQ_CLASS into account.
8476 (arc_print_operand): Support printing 'p' and 's' operands.
8477 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8479 (TARGET_RRQ_CLASS): Define.
8480 (IS_POWEROF2_OR_0_P): Define.
8481 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8483 (*tst_movb): New define_insn.
8484 (*tst): Avoid recognition if it could prevent '*tst_movb'
8485 combination; replace c/CnL with c/Chs alternative.
8486 (*tst_bitfield_tst): New define_insn.
8487 (*tst_bitfield_asr): New define_insn.
8488 (*tst_bitfield): New define_insn.
8489 (andsi3_i): Add Rrq variant.
8490 (extzv): New define_expand.
8491 (insv): New define_expand.
8492 (*insv_i): New define_insn.
8493 (*movb): New define_insn.
8494 (*movb_signed): New define_insn.
8495 (*movb_high): New define_insn.
8496 (*movb_high_signed): New define_insn.
8497 (*movb_high_signed + 1): New define_split pattern.
8498 (*mrgb): New define_insn.
8499 (*mrgb + 1): New define_peephole2 pattern.
8500 (*mrgb + 2): New define_peephole2 pattern.
8501 * config/arc/arc.opt (mbitops): New option for nps400, uses
8502 TARGET_NPS_BITOPS_DEFAULT.
8503 * config/arc/constraints.md (q): Make register class conditional.
8504 (Rrq): New register constraint.
8505 (Chs): New constraint.
8506 (Clo): New constraint.
8507 (Chi): New constraint.
8508 (Cbf): New constraint.
8509 (Cbn): New constraint.
8510 (C18): New constraint.
8511 (Cbi): New constraint.
8513 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8515 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8517 (bitmap_intersection_of_preds): Ditto.
8518 (bitmap_union_of_succs): Ditto.
8519 (bitmap_union_of_preds): Ditto.
8520 * sbitmap.c (do_popcount): Delete.
8521 (BITMAP_DEBUGGING): Delete.
8522 (sbitmap_verify_popcount): Delete.
8523 (sbitmap_alloc): Don't initialize the popcount field.
8524 (sbitmap_alloc_with_popcount): Delete.
8525 (sbitmap_resize): Don't resize the popcount array.
8526 (sbitmap_vector_alloc): Don't initialize the popcount field.
8527 (bitmap_copy): Don't copy the popcount array.
8528 (bitmap_clear): Don't clear the popcount array.
8529 (bitmap_clear): Delete the popcount array handling.
8530 (bitmap_ior_and_compl): Delete the popcount assert.
8531 (bitmap_not): Ditto.
8532 (bitmap_and_compl): Ditto.
8533 (bitmap_and): Delete the popcount array handling.
8534 (bitmap_xor): Ditto.
8535 (bitmap_ior): Ditto.
8536 (bitmap_or_and): Delete the popcount assert.
8537 (bitmap_and_or): Ditto.
8538 (popcount_table): Delete.
8539 (sbitmap_elt_popcount): Delete.
8540 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8541 (bitmap_set_bit): Delete the popcount assert.
8542 (bitmap_clear_bit): Ditto.
8543 (sbitmap_free): Don't free the popcount array.
8544 (sbitmap_alloc_with_popcount): Delete declaration.
8545 (sbitmap_popcount): Ditto.
8547 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8548 Andrew Burgess <andrew.burgess@embecosm.com>
8550 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8551 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8552 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8553 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8554 * config/arc/arc.opt (mcmem): New option.
8555 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8556 supply length for r/m alternative.
8557 (*extendqisi2_ac): Likewise.
8558 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8560 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8561 (movhi_insn): Likewise.
8562 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8563 (*zero_extendqihi2_i): Add r/Ucm alternative.
8564 (*zero_extendqisi2_ac): Likewise.
8565 (*zero_extendhisi2_i): Likewise.
8566 * config/arc/constraints.md (Uex): New memory constraint.
8567 (Ucm): New define_constraint.
8568 * config/arc/predicates.md (long_immediate_loadstore_operand):
8569 Return 0 for MEM with cmem_address address.
8570 (cmem_address_0): New predicates.
8571 (cmem_address_1): Likewise.
8572 (cmem_address_2): Likewise.
8573 (cmem_address): Likewise.
8575 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8577 * config/rs6000/rs6000.c (machine_function): Rename
8578 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8579 (rs6000_stack_info): Adjust.
8581 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8582 Andrew Burgess <andrew.burgess@embecosm.com>
8584 * config/arc/constraints.md (Usd): Convert to define_constraint.
8588 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8591 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8592 Add new peephole2 where the first insn is *mov<mode>_or instead of
8593 *mov<mode>_internal.
8595 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8597 * tracer.c (bb_seen): Make static.
8599 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8601 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8602 support, setup defaults.
8603 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8604 * config/arc/arc.c (arc_init): Add NPS400 support.
8605 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8606 (TARGET_ARC700): NPS400 is also an ARC700.
8607 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8609 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8612 * config/nds32/nds32.md (casesi): Don't access the operands array
8615 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8617 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8618 (or $-1,reg peephole2): Ditto.
8619 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8621 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8623 * doc/extend.texi (Common Function Attributes) [optimize]:
8624 Discourage use of the optimize attribute.
8626 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8628 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8629 special case builtin.
8630 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8631 ALTIVEC_BUILTIN_VEC_ADDE.
8632 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8633 support for ALTIVEC_BUILTIN_VEC_ADDE.
8634 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8635 for __builtin_vec_adde.
8637 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8639 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8640 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8642 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8645 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8646 attributes): Document cilkplus_runtime.
8648 2016-04-28 Martin Jambor <mjambor@suse.cz>
8650 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8651 this function. Call verify_expr on MEM_REFs and bases of other
8654 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8656 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
8657 for WORD_REGISTER_OPERATIONS to runtime check.
8659 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8661 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
8663 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8665 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
8666 big-endian compilation.
8667 * config/arc/arc.md (addf3): Likewise.
8671 2016-04-28 Richard Biener <rguenther@suse.de>
8673 PR tree-optimization/70840
8674 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
8675 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
8676 Mark x * pow(x,c) -> pow(x,c+1) commutative.
8677 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
8679 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8681 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
8682 and explain why in a comment.
8684 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8686 * config/arc/arc.md (cpu_facility): Add fpx variant.
8687 (subdf3): Prohibit use reverse sub when assist operations option
8689 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
8690 instructions only when FPX is enabled.
8691 * testsuite/gcc.target/arc/trsub.c: New test.
8693 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8695 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
8696 mult_operator when calculating "type" attribute.
8697 (*fop_<mode>_1_i387): Ditto.
8698 (*fop_xf_1_i387): Ditto.
8699 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
8700 Use std::swap to swap operands. Use RTL expressions to generate
8703 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8704 Joern Rennecke <joern.rennecke@embecosm.com>
8706 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
8708 (emit_pic_move): Remove.
8709 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
8710 * config/arc/arc.c (emit_pic_move): Removed.
8711 (TARGET_HAVE_TLS): Define.
8712 (arc_conditional_register_usage): Test for arc_tp_regno.
8713 (arc_print_operand, arc_print_operand_address): Handle TLS
8715 (arc_needs_pcl_p): New function.
8716 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
8717 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
8718 (arc_raw_symbolic_reference_mentioned_p): Likewise.
8719 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
8720 (arc_legitimize_tls_address): Likewise.
8721 (DTPOFF_ZERO_SYM): Define.
8722 (arc_legitimize_pic_address): Make it static, handle TLS cases.
8723 (arc_output_pic_addr_const): Print TLS unspecs.
8724 (prepare_pic_move): New function, replaces emit_pic_move.
8725 (arc_legitimate_constant_p): Handle TLS unspecs.
8726 (arc_legitimate_address_p): Likewise.
8727 (arc_rewrite_small_data_p): Use assert for TLS constants.
8728 (prepare_move_operands): Use prepare_pic_move.
8729 (arc_legitimize_address): Legitimize tls addresses.
8730 (arc_epilogue_uses): Check for arc_tp_regno.
8731 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
8732 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
8734 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
8736 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
8737 %(arc_tls_extra_start_spec).
8738 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
8739 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
8741 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
8742 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
8743 (UNSPEC_TLS_OFF): Add.
8745 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
8746 (get_thread_pointersi): New patterns.
8747 * config/arc/arc.opt (mtp-regno): New option.
8748 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
8749 (move_dest_operand): Likewise.
8750 * configure: Regenerate.
8751 * configure.ac: Add arc*-*-* case to test for tls.
8752 * doc/invoke.texi (ARC options): Document mtp-regno.
8754 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8756 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
8757 the new ARC HS SIMD instructions.
8758 (arc_preferred_simd_mode): New function.
8759 (arc_autovectorize_vector_sizes): Likewise.
8760 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
8761 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
8762 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
8763 (arc_init_builtins): Add new SIMD builtin types.
8764 (arc_split_move): Handle 64 bit vector moves.
8765 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
8766 (TARGET_PLUS_QMACW): Define.
8767 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
8768 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
8769 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
8770 (VSUBADD4H): New builtins.
8771 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
8772 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
8774 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
8775 Matthias Klose <doko@debian.org>
8777 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
8779 2016-04-28 Richard Biener <rguenther@suse.de>
8782 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
8785 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
8787 * common/config/sh/sh-common.c: Remove SH5 support.
8788 * config/sh/constraints.md: Likewise.
8789 * config/sh/config/sh/elf.h: Likewise.
8790 * config/sh/linux.h: Likewise.
8791 * config/sh/netbsd-elf.h: Likewise.
8792 * config/sh/predicates.md: Likewise.
8793 * config/sh/sh-c.c: Likewise.
8794 * config/sh/sh-protos.h: Likewise.
8795 * config/sh/sh.c: Likewise.
8796 * config/sh/sh.h: Likewise.
8797 * config/sh/sh.md: Likewise.
8798 * config/sh/sh.opt: Likewise.
8799 * config/sh/sync.md: Likewise.
8800 * config/sh/sh64.h: Delete.
8801 * config/sh/shmedia.h: Likewise.
8802 * config/sh/shmedia.md: Likewise.
8803 * config/sh/sshmedia.h: Likewise.
8804 * config/sh/t-netbsd-sh5-64: Likewise.
8805 * config/sh/t-sh64: Likewise.
8806 * config/sh/ushmedia.h: Likewise.
8808 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8810 * config/i386/i386.md (sign_extend to memory peephole2s): Use
8811 general_reg_operand instead of register_operand predicate.
8813 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8815 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
8817 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
8819 * match.pd (A - B > A, A + B < A): New transformations.
8821 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
8823 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
8824 which defaults to true. Emit an outer pair of parentheses only if
8825 EMIT_PARENS. When continuing a chain of && or || (or & or |),
8826 don't emit parentheses for the right-hand operand.
8828 2016-04-27 Jeff Law <law@redhat.com>
8830 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
8832 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8834 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
8835 (altivec_lvx_<mode>_internal): Document.
8836 (altivec_lvx_<mode>_2op): New define_insn.
8837 (altivec_lvx_<mode>_1op): Likewise.
8838 (altivec_lvx_<mode>_2op_si): Likewise.
8839 (altivec_lvx_<mode>_1op_si): Likewise.
8840 (altivec_stvx_<mode>): Remove.
8841 (altivec_stvx_<mode>_internal): Document.
8842 (altivec_stvx_<mode>_2op): New define_insn.
8843 (altivec_stvx_<mode>_1op): Likewise.
8844 (altivec_stvx_<mode>_2op_si): Likewise.
8845 (altivec_stvx_<mode>_1op_si): Likewise.
8846 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8847 Expand vec_ld and vec_st during parsing.
8848 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
8850 (altivec_expand_stvx_be): Likewise.
8851 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
8852 address-masking behavior in RTL.
8853 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
8854 address-masking behavior in RTL.
8855 (altivec_expand_builtin): Change builtin code arguments for calls
8856 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
8857 (insn_is_swappable_p): Avoid incorrect swap optimization in the
8858 presence of lvx/stvx patterns.
8859 (alignment_with_canonical_addr): New function.
8860 (alignment_mask): Likewise.
8861 (find_alignment_op): Likewise.
8862 (recombine_lvx_pattern): Likewise.
8863 (recombine_stvx_pattern): Likewise.
8864 (recombine_lvx_stvx_patterns): Likewise.
8865 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
8866 stvx patterns from expand.
8867 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
8869 (vector_altivec_store_<mode>): Likewise.
8871 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
8873 * config/aarch64/aarch64.md
8874 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
8875 remove the "fp" attributes.
8876 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
8877 add the "simd" attributes.
8878 (*movdf_aarch64): Likewise.
8879 (*movtf_aarch64): Remove the "fp" attributes.
8880 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
8881 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
8883 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8885 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
8886 rtx to rtx_code_label *.
8887 * rtl.h (maybe_set_first_label_num): Likewise.
8889 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8891 * df-core.c (df_add_problem): Make the problem param be const.
8892 (df_remove_problem): Make local "problem" be const.
8893 * df-problems.c (problem_RD): Make const.
8894 (problem_LR): Likewise.
8895 (problem_LIVE): Likewise.
8896 (problem_MIR): Likewise.
8897 (problem_CHAIN): Likewise.
8898 (problem_WORD_LR): Likewise.
8899 (problem_NOTE): Likewise.
8900 (problem_MD): Likewise.
8901 * df-scan.c (problem_SCAN): Likewise.
8902 * df.h (struct df_problem): Make field "dependent_problem" be
8904 (struct dataflow): Likewise for field "problem".
8905 (df_add_problem): Make param const.
8907 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8909 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
8910 inter-unit moves to/from vector registers are enabled. Do not disable
8913 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8915 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
8916 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
8918 (enum df_problem_id): ...this new enum.
8919 (struct df_problem): Convert field "id" from "int" to
8922 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8924 * rtl.def: Update comment for "things in the instruction chain" to
8925 reflect the removal of the leading "i" field for INSN_UID in
8926 r210360. Fix bogus apostrophe.
8928 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8930 * config/i386/i386.md
8931 (lea arith with mem operand + setcc peephole2): Set operator mode.
8933 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
8936 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
8937 (dimode_scalar_to_vector_candidate_p): This.
8938 (timode_scalar_to_vector_candidate_p): New function.
8939 (scalar_to_vector_candidate_p): Likewise.
8940 (timode_check_non_convertible_regs): Likewise.
8941 (timode_remove_non_convertible_regs): Likewise.
8942 (remove_non_convertible_regs): Likewise.
8943 (remove_non_convertible_regs): Renamed to ...
8944 (dimode_remove_non_convertible_regs): This.
8945 (scalar_chain::~scalar_chain): Make it virtual.
8946 (scalar_chain::compute_convert_gain): Make it pure virtual.
8947 (scalar_chain::mark_dual_mode_def): Likewise.
8948 (scalar_chain::convert_insn): Likewise.
8949 (scalar_chain::convert_registers): Likewise.
8950 (scalar_chain::add_to_queue): Make it protected.
8951 (scalar_chain::emit_conversion_insns): Likewise.
8952 (scalar_chain::replace_with_subreg): Likewise.
8953 (scalar_chain::replace_with_subreg_in_insn): Likewise.
8954 (scalar_chain::convert_op): Likewise.
8955 (scalar_chain::convert_reg): Likewise.
8956 (scalar_chain::make_vector_copies): Likewise.
8957 (scalar_chain::convert_registers): New pure virtual function.
8958 (class dimode_scalar_chain): New class.
8959 (class timode_scalar_chain): Likewise.
8960 (scalar_chain::mark_dual_mode_def): Renamed to ...
8961 (dimode_scalar_chain::mark_dual_mode_def): This.
8962 (timode_scalar_chain::mark_dual_mode_def): New function.
8963 (timode_scalar_chain::convert_insn): Likewise.
8964 (dimode_scalar_chain::convert_registers): Likewise.
8965 (scalar_chain::compute_convert_gain): Renamed to ...
8966 (dimode_scalar_chain::compute_convert_gain): This.
8967 (scalar_chain::replace_with_subreg): Renamed to ...
8968 (dimode_scalar_chain::replace_with_subreg): This.
8969 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
8970 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
8971 (scalar_chain::make_vector_copies): Renamed to ...
8972 (dimode_scalar_chain::make_vector_copies): This.
8973 (scalar_chain::convert_reg): Renamed to ...
8974 (dimode_scalar_chain::convert_reg ): This.
8975 (scalar_chain::convert_op): Renamed to ...
8976 (dimode_scalar_chain::convert_op): This.
8977 (scalar_chain::convert_insn): Renamed to ...
8978 (dimode_scalar_chain::convert_insn): This.
8979 (scalar_chain::convert): Call convert_registers.
8980 (convert_scalars_to_vector): Change to scalar_chain pointer to
8981 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
8982 in 32-bit mode. Delete scalar_chain pointer. Call
8983 free_dominance_info in 64-bit mode.
8984 (pass_stv::gate): Remove TARGET_64BIT check.
8985 (ix86_option_override): Put the 64-bit STV pass before the CSE
8988 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
8990 * dwarf2out.h (struct dw_loc_descr_node): Remove the
8991 dw_loc_frame_offset field.
8992 * dwarf2out.c (new_loc_descr): Likewise.
8993 (resolve_args_picking_1): Turn the VISITED hash set into a
8994 FRAME_OFFSET hash map. Use it to associate a frame offset to
8995 visited nodes. Remove uses of the CHECKING_P macro.
8996 (resolve_args_picking): Update call to resolve_args_picking_1.
8998 2016-04-27 Martin Liska <mliska@suse.cz>
9000 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9001 (free_loop_data): Release vuses of groups.
9003 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9005 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9006 instead of redundant use_id and boolean have_use_for.
9007 (struct iv_use): Change sub_id into group_id. Remove field next.
9008 Move fields: related_cands, n_map_members, cost_map and selected
9010 (struct iv_group): ... here. New structure.
9011 (struct iv_common_cand): Use structure declaration directly.
9012 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9013 (MAX_CONSIDERED_USES): Rename macro to ...
9014 (MAX_CONSIDERED_GROUPS): ... here.
9015 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9016 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9017 (dump_uses): Rename to ...
9018 (dump_groups): ... here. Update all uses.
9019 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9020 (find_induction_variables): Refactor format of dump information.
9021 (record_sub_use): Delete.
9022 (record_use): Update all uses.
9023 (record_group): New function.
9024 (record_group_use, find_interesting_uses_op): Call above functions.
9026 (find_interesting_uses_cond): Ditto.
9027 (group_compare_offset): New function.
9028 (split_all_small_groups): Rename to ...
9029 (split_small_address_groups_p): ... here. Update all uses.
9030 (split_address_groups): Update all uses.
9031 (find_interesting_uses): Refactor format of dump information.
9032 (add_candidate_1): Update all uses. Remove redundant check on iv,
9034 (add_candidate, record_common_cand): Remove redundant assert.
9035 (add_iv_candidate_for_biv): Update use.
9036 (add_iv_candidate_derived_from_uses): Update all uses.
9037 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9038 (alloc_use_cost_map): Ditto.
9039 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9040 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9041 (determine_use_iv_cost_generic): Ditto.
9042 (determine_group_iv_cost_generic): Ditto.
9043 (determine_use_iv_cost_address): Ditto.
9044 (determine_group_iv_cost_address): Ditto.
9045 (determine_use_iv_cost_condition): Ditto.
9046 (determine_group_iv_cost_cond): Ditto.
9047 (determine_use_iv_cost): Ditto.
9048 (determine_group_iv_cost): Ditto.
9049 (set_autoinc_for_original_candidates): Update all uses.
9050 (find_iv_candidates): Update all uses. Refactor dump information.
9051 (determine_use_iv_costs): Ditto.
9052 (determine_iv_costs): Ditto.
9053 (iv_ca_cand_for_use): Rename to ...
9054 (iv_ca_cand_for_group): ... here. Update all uses.
9055 (iv_ca_add_use, iv_ca_add_group): Ditto.
9056 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9057 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9058 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9059 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9060 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9061 (create_new_iv, adjust_iv_update_pos): Ditto.
9062 (rewrite_use_address): Delete.
9063 (rewrite_use_address_1): Rename to ...
9064 (rewrite_use_address): ... here.
9065 (rewrite_use_compare): Update all uses.
9066 (rewrite_use): Delete.
9067 (rewrite_uses): Rename to ...
9068 (rewrite_groups): ... here. Update all uses.
9069 (remove_unused_ivs, free_loop_data): Update all uses.
9070 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9072 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9074 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9075 for WORD_REGISTER_OPERATIONS to runtime check.
9077 2016-04-27 Richard Biener <rguenther@suse.de>
9080 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9081 aggregate_value_p to determine if a function result is
9082 returned by reference.
9083 (ipa_pta_execute): Functions having their address taken are
9084 not automatically nonlocal.
9086 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9089 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9090 * fold-const.c (operand_equal_p): If flag_checking and
9091 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9092 and if it returns non-zero, assert iterative_hash_expr on both
9095 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9097 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9099 2016-04-27 Nick Clifton <nickc@redhat.com>
9102 * varasm.c (merge_weak): Generate an error if an attempt is made
9103 to convert a non-weak static function into a weak, public function.
9105 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9107 * params.def (MAX_PARTITION_SIZE): New param.
9108 * doc/invoke.texi: Document lto-max-partition.
9110 2016-04-27 Richard Biener <rguenther@suse.de>
9113 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9114 function cummulating used_from_other_partition, externally_visible
9115 and force_output from aliases.
9116 (refered_from_nonlocal_var): Likewise.
9117 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9118 node flags properly.
9120 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9122 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9123 (-Wmemset-elt-size): New item.
9125 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9128 * stor-layout.h (internal_reference_types): Delete.
9129 * stor-layout.c (reference_types_internal): Likewise.
9130 (internal_reference_types): Likewise.
9131 (layout_type) <REFERENCE_TYPE>: Adjust.
9133 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9136 * tree.h (inchash::add_expr): Add FLAGS argument.
9137 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9138 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9139 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9140 Formatting fix. Adjust recursive calls. For tcc_comparison,
9141 if swap_tree_comparison (code) is smaller than code, hash that
9142 and arguments in the other order. Hash CONVERT_EXPR the same
9143 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9144 of ADDR_EXPR of decl as the decl itself. Add or remove
9145 OEP_ADDRESS_OF from recursive flags as needed. For
9146 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9147 operands commutatively and only the third one normally.
9148 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9150 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9152 * config/rtems.h (LIB_SPEC): Add -latomic.
9154 2016-04-27 Joel Sherrill <joel@rtems.org>
9156 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9157 xilink.ld and flags not relevant to RTEMS.
9159 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9161 * toplev.c (backend_init_target): Avoid calling init_reload when using
9164 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9166 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9167 for loops rather than one for the whole function.
9169 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9171 * match.pd (X + CST CMP X): New transformation.
9173 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9175 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9176 * fold-const.c (fold_binary_loc): Remove 2 transformations
9177 superseded by match.pd.
9178 * match.pd (x+x -> x*2): Generalize to integers.
9180 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9182 * config/i386/i386.md (operation on memory peephole): Duplicate an
9183 existing peephole and adapt it to match lea rather than an operation
9186 PR rtl-optimization/57193
9187 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9189 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9191 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9193 * tree-if-conv.c (any_pred_load_store): New static variable.
9194 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9195 any_pred_load_store instead of and_mask_load_store.
9196 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9197 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9198 (combine_blocks, tree_if_conversion): Ditto.
9200 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9202 PR tree-optimization/70771
9203 PR tree-optimization/70775
9204 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9205 virtual PHI nodes. Delete parameter.
9206 (if_convertible_loop_p_1): Delete argument to above function.
9207 (predicate_all_scalar_phis): Delete code handling single-argument
9209 (tree_if_conversion): Mark and update virtual SSA.
9211 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9214 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9215 (x86_elf_aligned_common): Rename to ...
9216 (x86_elf_aligned_decl_common): ... this.
9217 Add decl arg. Switch to .lbss for largecomm object. Use
9218 LARGECOMM_SECTION_ASM_OP.
9219 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9221 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9222 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9224 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9225 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9227 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9230 * config/i386/i386.c (SECTION_LARGE): Define.
9231 (x86_64_elf_select_section): Set it for large data/bss sections.
9232 Only clear SECTION_WRITE for .lrodata.
9233 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9235 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9236 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9237 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9239 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9240 * doc/tm.texi: Regenerate.
9242 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9245 * configure.ac (--enable-checking): Document extra flag, for
9246 non-release builds default to --enable-checking=yes,extra.
9247 If misc checking and extra checking, define CHECKING_P to 2 instead
9249 * common.opt (fchecking=): Add.
9250 * doc/invoke.texi (-fchecking=): Document.
9251 * doc/install.texi: Document --enable-checking changes.
9252 * configure: Regenerated.
9253 * config.in: Regenerated.
9255 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9257 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9258 attribute instead of which_alternative.
9259 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9260 Use EXT_REX_SSE_REG_P where appropriate.
9262 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9264 * config/i386/predicates.md (const0_operand): Do not match
9265 const_wide_int code.
9266 (const1_operand): Ditto.
9268 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9270 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9271 for SSE constm1 operands and TARGET_AVX512VL.
9272 (*movti_internal): Ditto.
9273 (*mov<mode>_or): Use constm1_operand predicate.
9274 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9275 for SSE vector_all_ones operands and TARGET_AVX512VL.
9276 * config/i386/predicates.md (constm1_operand): New predicate.
9277 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9278 emission of constant -1 load.
9280 2016-04-25 Jason Merrill <jason@redhat.com>
9282 * gdbinit.in: Skip is-a.h.
9284 * attribs.c (register_scoped_attributes): Fix logic.
9285 * attribs.h: Declare register_scoped_attributes.
9287 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9289 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9290 stxvd2x and stxvw4x built-in functions.
9292 2016-04-25 DJ Delorie <dj@redhat.com>
9294 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9295 (ashrhi3): Likewise.
9296 (lshrhi3): Likewise.
9298 2016-04-25 Richard Biener <rguenther@suse.de>
9300 PR tree-optimization/70780
9301 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9303 (compute_antic): Mark blocks with abnormal preds as visited as
9304 they have a final empty antic-in solution already.
9306 2016-04-25 Michael Collison <michael.collison@linaro.org>
9308 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9310 2016-04-25 Michael Collison <michael.collison@linaro.org>
9312 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9313 mode is VQI to improve mixed mode vectorization.
9314 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9315 define_insn to match low half of signed vaddw.
9316 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9317 define_insn to match high half of signed vaddw.
9318 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9319 define_insn to match low half of unsigned vaddw.
9320 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9321 define_insn to match high half of unsigned vaddw.
9322 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9323 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9324 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9326 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9327 * config/arm/predicates.md (vect_par_constant_high): Support
9328 big endian and simplify by calling
9329 arm_simd_check_vect_par_cnst_half
9330 (vect_par_constant_low): Likewise.
9332 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9334 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9335 predicate for operand 2.
9337 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9338 H.J. Lu <hongjiu.lu@intel.com>
9340 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9341 machine_mode argument.
9342 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9343 constm1_rtx operands. For VOIDmode constants, get mode from
9344 pred_mode. Check mode size if the mode is supported by ABI.
9345 (standard_sse_constant_opcode): Do not use standard_constant_p.
9346 Strictly check ABI support for all-ones operands.
9347 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9348 immediates. Update calls to standard_sse_constant_p.
9349 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9350 (ix86_rtx_costs): Ditto.
9351 * config/i386/i386.md (*movxi_internal_avx512f): Use
9352 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9353 Use (v,BC) alternative instead of (v,C). Use register_operand
9354 checks instead of MEM_P.
9355 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9356 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9357 isa attribute. Use register_operand checks instead of MEM_P.
9358 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9359 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9360 alternative and corresponding sse2 isa attribute.
9361 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9362 to standard_sse_constant_p.
9363 (FP constant splitters): Ditto.
9364 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9366 * config/i386/predicates.md (constm1_operand): Remove.
9367 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9368 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9369 vector_all_ones_operand instead of constm1_operand.
9371 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9373 * print-rtl.c (print_rtx_insn_vec): New function.
9374 * print-rtl.h: New prototype.
9375 * store-motion.c (struct st_expr): Make avail_stores a vector.
9376 (st_expr_entry): Adjust.
9377 (free_st_expr_entry): Likewise.
9378 (print_store_motion_mems): Likewise.
9379 (find_moveable_store): Likewise.
9380 (compute_store_table): Likewise.
9381 (delete_store): Likewise.
9382 (build_store_vectors): Likewise.
9384 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9386 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9388 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9390 * vec.h (vec_safe_contains): New function.
9391 (vec::contains): Likewise.
9392 (vec::begin): Likewise.
9393 (vec::end): Likewise.
9395 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9398 * cfgexpand.c (expand_stack_vars): Fix typo.
9400 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9402 * system.h (list, map, set, vector): Include conditionally.
9403 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9404 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9405 * ipa-icf.c (INCLUDE_LIST): Define.
9406 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9407 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9408 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9409 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9410 * cp/logic.cc (INCLUDE_LIST): Define.
9411 * fortran/trans-common.c (INCLUDE_MAP): Define.
9413 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9415 * auto-profile.c: Remove <string.h> include.
9416 * ipa-icf-gimple.c: Remove <list> include.
9417 * diagnostic.c: Remove <new> include.
9418 * genmatch.c: Likewise.
9419 * pretty-print.c: Likewise.
9420 * toplev.c: Likewise
9421 * c/c-objc-common.c: Likewise.
9422 * cp/error.c: Likewise.
9423 * fortran/error.c: Likewise.
9425 2016-04-22 Richard Biener <rguenther@suse.de>
9427 * lto-streamer-in.c (input_ssa_names): Do not allocate
9428 GIMPLE_NOP for all SSA names.
9429 * lto-streamer-out.c (output_ssa_names): Do not output
9430 SSA names that should have been released.
9432 2016-04-22 Richard Biener <rguenther@suse.de>
9434 PR tree-optimization/70740
9435 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9438 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9441 * config/i386/predicates.md (call_insn_operand): Replace
9442 sibcall_memory_operand with memory_operand.
9444 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9446 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9447 has_single_use() tests.
9448 (register_edge_assert_for_1): Likewise.
9449 (find_assert_locations_1): Check the liveness bitmap instead of
9450 checking has_single_use().
9452 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9455 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9456 Extract AVX-512BW constraint from AVX.
9458 2016-04-21 Richard Biener <rguenther@suse.de>
9460 PR tree-optimization/70725
9461 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9462 for phi_convertible_by_degenerating_args.
9463 (predicate_all_scalar_phis): Handle single-argument PHIs.
9465 2016-04-21 Richard Biener <rguenther@suse.de>
9468 * fold-const.c (fold_comparison): Return properly typed
9471 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9473 PR tree-optimization/70715
9474 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9475 after expanding BASE using expand_simple_operations.
9477 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9479 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9480 New transformations.
9482 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9484 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9486 2016-04-20 Jan Hubicka <jh@suse.cz>
9488 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9489 ultiimate_alias_target.
9490 (update_callee_keys): Likewise.
9491 (lookup_recursive_calls): Likewise.
9492 (speculation_useful_p): Likewise.
9494 2016-04-20 Jan Hubicka <jh@suse.cz>
9497 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9498 (set_nothrow_flag_1): ... this; handle interposition correctly;
9499 recurse on aliases and thunks.
9500 (cgraph_node::set_nothrow_flag): New.
9501 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9502 functions compiled with non-call exceptions that binds to current
9504 (propagate_nothrow): Be safe WRT interposition.
9505 * cgraph.h (set_nothrow_flag): Update prototype.
9507 2016-04-18 Jan Hubicka <jh@suse.cz>
9509 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9510 max_loop_iterations_int.
9511 (tree_unswitch_outer_loop): Likewise.
9513 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9515 PR tree-optimization/69489
9516 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9517 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9518 Revise dump message.
9519 (if_convertible_bb_p): Remove check on edge count of basic block's
9522 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9524 PR tree-optimization/56625
9525 PR tree-optimization/69489
9526 * tree-data-ref.h (DR_INNERMOST): New macro.
9527 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9528 hashing struct innermost_loop_behavior.
9529 (ref_DR_map): Remove.
9530 (innermost_DR_map): New map.
9531 (baseref_DR_map): Revise comment.
9532 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9533 to innermost_DR_map accroding to its innermost loop behavior.
9534 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9535 to its innermost loop behavior.
9536 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9537 Add initialization for innermost_DR_map. Record memory reference
9538 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9539 have innermost loop behavior.
9540 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9543 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9545 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9546 *lea_general_1. Use explicit SWI12 mode interator.
9547 (*lea<mode>_general_2): Rename from *lea_general_2.
9548 Use explicit SWI12 mode interator.
9549 (*lea<mode>_general_3): Rename from *lea_general_3.
9550 Use explicit SWI12 mode interator.
9551 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9552 Use explicit SWI12 mode interator.
9553 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9554 Use explicit SWI48 mode interator.
9556 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9558 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9559 Short-cut unaligned load and store cases. Handle all integer
9561 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9562 and store cases. Call ix86_avx256_split_vector_move_misalign
9563 directly without checking mode class.
9565 2016-04-20 Andrew Pinski <apinski@cavium.com>
9566 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9569 * config/aarch64/aarch64.md (sibcall): Force call
9570 address to be DImode for ILP32.
9571 (sibcall_value): Likewise.
9573 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9575 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9577 2016-04-20 Richard Biener <rguenther@suse.de>
9579 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9580 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9581 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9582 (maybe_push_res_to_seq): Adjust.
9583 * gimple-fold.c (maybe_build_generic_op): Likewise.
9585 2016-04-20 Marek Polacek <polacek@redhat.com>
9587 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9590 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9592 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9593 use kmovw to support AVX512F target.
9595 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9597 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9599 2016-04-20 Marek Polacek <polacek@redhat.com>
9601 PR tree-optimization/70725
9602 * tree-if-conv.c (is_false_predicate): New function.
9603 (predicate_mem_writes): Use it.
9605 2016-04-20 Richard Biener <rguenther@suse.de>
9607 PR tree-optimization/70726
9608 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9609 shift amounts from a pattern stmt operand.
9611 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9614 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9615 stack_restore_from_fpr pattern when restoring r15.
9616 (s390_optimize_prologue): Strip away the memory barrier in the
9617 parallel when trying to get rid of restore insns.
9618 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9619 definition for loading the stack pointer from an FPR. Compared to
9620 the normal move insn this pattern includes a full memory barrier.
9622 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9625 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9626 implicitly linear or lastprivate iterator on the outer context.
9628 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9630 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9632 * config/i386/i386.md (ssememalign): Removed.
9633 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9635 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9638 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9639 const short * to __builtin_ia32_loaddquhi512_mask.
9640 (_mm512_maskz_loadu_epi16): Likewise.
9641 (_mm512_mask_storeu_epi16): Pass short * to
9642 __builtin_ia32_storedquhi512_mask.
9643 (_mm512_mask_loadu_epi8): Pass const char * to
9644 __builtin_ia32_loaddquqi512_mask.
9645 (_mm512_maskz_loadu_epi8): Likewise.
9646 (_mm512_mask_storeu_epi8): Pass char * to
9647 __builtin_ia32_storedquqi512_mask.
9648 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9649 const double * to __builtin_ia32_loadupd512_mask.
9650 (_mm512_mask_loadu_pd): Likewise.
9651 (_mm512_maskz_loadu_pd): Likewise.
9652 (_mm512_storeu_pd): Pass double * to
9653 __builtin_ia32_storeupd512_mask.
9654 (_mm512_mask_storeu_pd): Likewise.
9655 (_mm512_loadu_ps): Pass const float * to
9656 __builtin_ia32_loadups512_mask.
9657 (_mm512_mask_loadu_ps): Likewise.
9658 (_mm512_maskz_loadu_ps): Likewise.
9659 (_mm512_storeu_ps): Pass float * to
9660 __builtin_ia32_storeups512_mask.
9661 (_mm512_mask_storeu_ps): Likewise.
9662 (_mm512_mask_loadu_epi64): Pass const long long * to
9663 __builtin_ia32_loaddqudi512_mask.
9664 (_mm512_maskz_loadu_epi64): Likewise.
9665 (_mm512_mask_storeu_epi64): Pass long long *
9666 to __builtin_ia32_storedqudi512_mask.
9667 (_mm512_loadu_si512): Pass const int * to
9668 __builtin_ia32_loaddqusi512_mask.
9669 (_mm512_mask_loadu_epi32): Likewise.
9670 (_mm512_maskz_loadu_epi32): Likewise.
9671 (_mm512_storeu_si512): Pass int * to
9672 __builtin_ia32_storedqusi512_mask.
9673 (_mm512_mask_storeu_epi32): Likewise.
9674 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
9675 char * to __builtin_ia32_storedquqi256_mask.
9676 (_mm_mask_storeu_epi8): Likewise.
9677 (_mm256_mask_loadu_epi16): Pass const short * to
9678 __builtin_ia32_loaddquhi256_mask.
9679 (_mm256_maskz_loadu_epi16): Likewise.
9680 (_mm_mask_loadu_epi16): Pass const short * to
9681 __builtin_ia32_loaddquhi128_mask.
9682 (_mm_maskz_loadu_epi16): Likewise.
9683 (_mm256_mask_loadu_epi8): Pass const char * to
9684 __builtin_ia32_loaddquqi256_mask.
9685 (_mm256_maskz_loadu_epi8): Likewise.
9686 (_mm_mask_loadu_epi8): Pass const char * to
9687 __builtin_ia32_loaddquqi128_mask.
9688 (_mm_maskz_loadu_epi8): Likewise.
9689 (_mm256_mask_storeu_epi16): Pass short * to.
9690 __builtin_ia32_storedquhi256_mask.
9691 (_mm_mask_storeu_epi16): Pass short * to.
9692 __builtin_ia32_storedquhi128_mask.
9693 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
9694 const double * to __builtin_ia32_loadupd256_mask.
9695 (_mm256_maskz_loadu_pd): Likewise.
9696 (_mm_mask_loadu_pd): Pass onst double * to
9697 __builtin_ia32_loadupd128_mask.
9698 (_mm_maskz_loadu_pd): Likewise.
9699 (_mm256_mask_storeu_pd): Pass double * to
9700 __builtin_ia32_storeupd256_mask.
9701 (_mm_mask_storeu_pd): Pass double * to
9702 __builtin_ia32_storeupd128_mask.
9703 (_mm256_mask_loadu_ps): Pass const float * to
9704 __builtin_ia32_loadups256_mask.
9705 (_mm256_maskz_loadu_ps): Likewise.
9706 (_mm_mask_loadu_ps): Pass const float * to
9707 __builtin_ia32_loadups128_mask.
9708 (_mm_maskz_loadu_ps): Likewise.
9709 (_mm256_mask_storeu_ps): Pass float * to
9710 __builtin_ia32_storeups256_mask.
9711 (_mm_mask_storeu_ps): ass float * to
9712 __builtin_ia32_storeups128_mask.
9713 (_mm256_mask_loadu_epi64): Pass const long long * to
9714 __builtin_ia32_loaddqudi256_mask.
9715 (_mm256_maskz_loadu_epi64): Likewise.
9716 (_mm_mask_loadu_epi64): Pass const long long * to
9717 __builtin_ia32_loaddqudi128_mask.
9718 (_mm_maskz_loadu_epi64): Likewise.
9719 (_mm256_mask_storeu_epi64): Pass long long * to
9720 __builtin_ia32_storedqudi256_mask.
9721 (_mm_mask_storeu_epi64): Pass long long * to
9722 __builtin_ia32_storedqudi128_mask.
9723 (_mm256_mask_loadu_epi32): Pass const int * to
9724 __builtin_ia32_loaddqusi256_mask.
9725 (_mm256_maskz_loadu_epi32): Likewise.
9726 (_mm_mask_loadu_epi32): Pass const int * to
9727 __builtin_ia32_loaddqusi128_mask.
9728 (_mm_maskz_loadu_epi32): Likewise.
9729 (_mm256_mask_storeu_epi32): Pass int * to
9730 __builtin_ia32_storedqusi256_mask.
9731 (_mm_mask_storeu_epi32): Pass int * to
9732 __builtin_ia32_storedqusi128_mask.
9733 * config/i386/i386-builtin-types.def (PCSHORT): New.
9735 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
9736 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
9737 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
9738 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
9739 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
9740 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
9741 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
9742 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
9743 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
9744 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
9745 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
9746 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
9747 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
9748 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
9749 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
9750 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
9751 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
9752 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
9753 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
9754 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
9755 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
9756 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
9757 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
9758 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
9759 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
9760 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
9761 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
9762 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
9763 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
9764 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
9765 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
9766 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
9767 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
9768 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
9769 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
9770 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
9771 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
9772 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
9773 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
9774 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
9775 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
9776 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
9777 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
9778 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
9779 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
9780 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
9781 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
9782 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
9783 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
9785 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
9786 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
9788 (ix86_expand_vector_move_misalign): Likewise.
9789 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
9790 to scalar function prototype for unaligned load/store builtins.
9791 (ix86_expand_special_args_builtin): Updated.
9792 * config/i386/sse.md (UNSPEC_LOADU): Removed.
9793 (UNSPEC_STOREU): Likewise.
9794 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
9795 (VI_ULOADSTORE_F_AVX512VL): Likewise.
9796 (ssescalarsize): Handle V4TI, V2TI and V1TI.
9797 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9798 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9799 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
9800 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
9801 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
9802 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
9803 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
9804 (<avx512>_storedqu<mode>_mask): Likewise.
9805 (*sse4_2_pcmpestr_unaligned): Likewise.
9806 (*sse4_2_pcmpistr_unaligned): Likewise.
9807 (*mov<mode>_internal): Renamed to ...
9808 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
9809 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
9810 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
9811 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
9813 2016-04-19 Richard Biener <rguenther@suse.de>
9815 PR tree-optimization/70171
9816 * tree-ssa-phiprop.c: Include stor-layout.h.
9817 (phiprop_insert_phi): Handle the aggregate copy case.
9818 (propagate_with_phi): Likewise.
9820 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
9822 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
9823 instead of simplify_gen_subreg (... , 0).
9824 (ix86_delegitimize_address): Ditto.
9825 (ix86_split_divmod): Ditto.
9826 (ix86_split_copysign_const): Ditto.
9827 (ix86_split_copysign_var): Ditto.
9828 (ix86_expand_args_builtin): Ditto.
9829 (ix86_expand_round_builtin): Ditto.
9830 (ix86_expand_special_args_builtin): Ditto.
9831 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
9832 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
9833 (udivmodqi4): Ditto.
9834 (absneg splitters): Ditto.
9835 (*jcc_bt<mode>_1): Ditto.
9837 2016-04-19 Richard Biener <rguenther@suse.de>
9839 PR tree-optimization/70724
9840 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
9841 restoring out from ...
9842 (free_scc_vn): ... here.
9843 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
9844 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
9846 (pass_fre::execute): Restore SSA info.
9848 2016-04-19 Richard Biener <rguenther@suse.de>
9850 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
9851 * gimple-walk.c (walk_gimple_op): Initialize it.
9852 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
9853 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
9854 remapping SSA names of defs.
9855 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
9858 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
9861 * lra-constraints.c (equiv_substition_p): New.
9862 (process_alt_operands): Use it.
9863 (swap_operands): Swap it.
9864 (curr_insn_transform): Update it.
9866 2016-04-18 Michael Matz <matz@suse.de>
9868 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
9869 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
9870 * tree-core.h (tree_type_common.align): Use bit-field.
9871 (tree_type_common.spare): New.
9872 (tree_decl_common.off_align): Make smaller.
9873 (tree_decl_common.align): Use bit-field.
9875 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
9876 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
9877 (scan_sharing_clauses): Ditto.
9878 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9879 (omp_finish_file): Ditto.
9880 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
9881 (layout_decl): Ditto.
9882 (relayout_decl): Ditto.
9883 (finalize_record_size): Use SET_TYPE_ALIGN.
9884 (finalize_type_size): Ditto.
9885 (finish_builtin_struct): Ditto.
9886 (layout_type): Ditto.
9887 (initialize_sizetypes): Ditto.
9888 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
9889 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
9890 (lookup_field_for_decl): Use SET_DECL_ALIGN.
9891 (get_chain_field): Ditto.
9892 (get_trampoline_type): Ditto.
9893 (get_nl_goto_field): Ditto.
9894 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
9896 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
9897 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
9898 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9899 (build_qualified_type): Use SET_TYPE_ALIGN.
9900 (build_aligned_type, build_range_type_1): Ditto.
9901 (build_atomic_base): Ditto.
9902 (build_common_tree_nodes): Ditto.
9903 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
9904 (expand_one_stack_var_at): Ditto.
9905 * coverage.c (build_var): Use SET_DECL_ALIGN.
9906 * except.c (init_eh): Ditto.
9907 * function.c (assign_parm_setup_block): Ditto.
9908 * symtab.c (increase_alignment_1): Ditto.
9909 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
9910 * tree-vect-stmts.c (ensure_base_align): Ditto.
9911 * varasm.c (align_variable): Ditto.
9912 (assemble_variable): Ditto.
9913 (build_constant_desc): Ditto.
9914 (output_constant_def_contents): Ditto.
9916 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
9917 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
9918 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
9919 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
9920 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
9922 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
9925 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
9926 replace %vmovsd with "%vmovq".
9927 (vec_concatv2df): Likewise.
9929 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
9931 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
9932 (*vec_extractv2si_0): Ditto.
9933 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
9934 (zero_extended_scalar_load_operand splitters): Ditto.
9935 (vec_extract splitters): Ditto.
9936 (*vec_extractv4si_0_zext): Ditto.
9937 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
9939 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
9940 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
9941 (*sse4_1_extractps): Use lowpart_subreg.
9942 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
9944 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9946 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
9948 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
9949 Mention Solaris 11 packaging changes.
9950 Update gas and gld requirements.
9951 Remove reference to pre-Solaris 10 bug.
9952 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
9954 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
9957 2016-04-17 Jan Hubicka <jh@suse.cz>
9959 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
9960 max_loop_iterations_int.
9962 2016-04-18 Richard Biener <rguenther@suse.de>
9964 PR tree-optimization/43434
9965 * tree-ssa-structalias.c (struct vls_data): New.
9966 (visit_loadstore): Handle all pointer-based accesses.
9967 (compute_dependence_clique): Compute a bitmap of restrict tags
9968 assigned bases and pass it to visit_loadstore.
9970 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
9973 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
9974 armv8.1-a and armv8.1-a+crc.
9976 2016-04-18 Richard Biener <rguenther@suse.de>
9978 PR tree-optimization/70701
9979 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
9980 references after translating through a memcpy.
9982 2016-04-18 Richard Biener <rguenther@suse.de>
9984 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
9985 (compute_antic): ... here. For partial antic use regular
9986 postorder and scrap iteration.
9987 (compute_partial_antic_aux): Remove unused return value.
9988 (init_pre): Do not allocate postorder.
9989 (fini_pre): Do not free postorder.
9991 2016-04-18 Richard Biener <rguenther@suse.de>
9994 * expmed.c (extract_bit_field_1): Remove broken case
9995 using a wider MODE_INT mode.
9997 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
9999 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10000 unless compiling with at least GCC-4.8.
10002 2016-04-17 Jan Hubicka <jh@suse.cz>
10005 * graphite.c (graphite_finalize): Update call to
10006 tree_estimate_probability.
10007 * predict.h (tree_estimate_probability): Update prototype.
10009 2016-04-17 Jan Hubicka <jh@suse.cz>
10011 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10012 (tree_estimate_probability): Likewise.
10013 (pass_profile::execute): Update.
10014 (report_predictor_hitrates): New function.
10015 * profile.c (compute_branch_probabilities): Use it.
10016 * predict.h (report_predictor_hitrates): Declare.
10018 2016-04-17 Jan Hubicka <jh@suse.cz>
10021 * cgraph.h (cgraph_node::set_const_flag,
10022 cgraph_node::set_pure_flag): Update prototype to return bool;
10024 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10025 of interposable symbol are interposable, too.
10026 (cgraph_set_const_flag_1): Rename to ...
10027 (set_const_flag_1): ... this one; change to self recursive function
10028 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10029 clearnig the flag in all variants and also virtual thunks of const
10030 functions are pure; track if any change was done.
10031 (cgraph_node::set_const_flag): Update.
10032 (struct set_pure_flag_info): New struct.
10033 (cgraph_set_pure_flag_1): Rename to ...
10034 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10035 rather than pointer encoded flags; track if any changes was done;
10036 handle correctly clearning flag and setting flag of aliases already
10038 (cgraph_node::set_pure_flag): Update.
10039 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10041 2016-04-17 Tom de Vries <tom@codesourcery.com>
10044 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10045 backslash in label.
10047 2016-04-17 Tom de Vries <tom@codesourcery.com>
10049 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10050 '{}<> ' as escape-for-record.
10052 2016-04-17 Tom de Vries <tom@codesourcery.com>
10054 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10057 2016-04-17 Tom de Vries <tom@codesourcery.com>
10060 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10061 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10062 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10063 * passes.c (finish_optimization_passes): Only call
10064 finish_graph_dump_file if dfi->graph_dump_initialized.
10065 (execute_function_dump, pass_init_dump_file): Use
10066 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10068 2016-04-17 Tom de Vries <tom@codesourcery.com>
10070 PR tree-optimization/70256
10071 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10072 (debug_varmap): New function.
10074 2016-04-17 Tom de Vries <tom@codesourcery.com>
10077 * passes.c (pass_manager::register_pass): Propagate pflags.
10079 2016-04-17 Tom de Vries <tom@codesourcery.com>
10082 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10083 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10084 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10085 check if it's equal to p_start.
10086 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10088 2016-04-15 Jan Hubicka <jh@suse.cz>
10091 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10092 function does not bind to current def.
10093 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10094 handle conservatively calls to functions that does not need to bind
10096 (check_call): Update call of worse_state.
10097 (ignore_edge_for_nothrow): Update.
10098 (ignore_edge_for_pure_const): Likewise.
10099 (propagate_pure_const): Update calls to worse_state.
10100 (skip_function_for_local_pure_const): Reformat comments.
10102 2016-04-15 Jan Hubicka <jh@suse.cz>
10105 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10106 (cgraph_node::function_symbol): Likewise.
10107 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10108 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10109 (symtab_node::ultimate_alias_target): Add REF parameter.
10110 (symtab_node::binds_to_current_def_p): Declare.
10111 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10112 (cgraph_node::function_symbol): Likewise.
10113 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10114 (cgraph_node::get_availability): Likewise.
10115 (cgraph_edge::binds_to_current_def_p): New inline function.
10116 (varpool_node::get_availability): Add REF parameter.
10117 (varpool_node::ultimate_alias_target): Likewise.
10118 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10119 (symtab_node::binds_to_current_def_p): Likewise.
10120 * varpool.c (varpool_node::get_availability): Likewise.
10122 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10125 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10126 Fix mode size check.
10128 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10130 * BASE-VER: Set to 7.0.0.
10132 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10134 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10136 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10138 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10139 architecture revisions.
10141 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10143 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10144 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10145 * config/i386/i386.md (stack decrement to push peepholes): Guard
10146 with !x86_using_red_zone ().
10148 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10151 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10152 to dump_generic_node.
10153 (NIY): Pass also flags to do_niy.
10155 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10157 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10158 (simd_clone_vector_of_formal_parm_types)
10159 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10160 (simd_clone_mangle, simd_clone_create)
10161 (simd_clone_adjust_return_type, create_tmp_simd_array)
10162 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10163 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10164 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10165 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10166 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10167 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10168 * omp-simd-clone.c: ... this new file.
10169 (simd_clone_vector_of_formal_parm_types): Make it static.
10170 * Makefile.in (OBJS): Add omp-simd-clone.o.
10172 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10175 * config/i386/sse.md: Use proper memory operand modifiers.
10178 2016-04-15 Richard Biener <rguenther@suse.de>
10179 Alan Modra <amodra@gmail.com>
10181 PR tree-optimization/70130
10182 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10183 when alignment stays not the same and no not use the realign
10186 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10189 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10190 direct move handlers for KFmode. Change TFmode handlers test from
10191 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10193 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10196 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10197 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10198 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10199 * tree-ssa-live.c (remove_unused_scope_block_p): When
10200 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10201 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10202 block_ultimate_origin is FUNCTION_DECL.
10203 (remove_unused_locals): If current_function_decl is
10204 polymorphic_ctor_dtor_p, pass initial true to
10205 remove_unused_scope_block_p' is_ctor_dtor_block.
10207 2016-04-14 Martin Sebor <msebor@redhat.com>
10212 * doc/extend.texi (Variable Length): Revert.
10214 2016-04-14 Marek Polacek <polacek@redhat.com>
10215 Jan Hubicka <hubicka@ucw.cz>
10218 * tree.c (verify_type): Disable the canonical type of main variant
10221 2016-04-14 Jason Merrill <jason@redhat.com>
10223 * cfgexpand.c, expr.c: Revert previous change.
10225 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10227 PR middle-end/70643
10228 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10229 when building a mem ref for the incoming reduction variable.
10231 2016-04-14 Richard Biener <rguenther@suse.de>
10233 PR tree-optimization/70614
10234 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10235 loop if the evolution dropped to chrec_dont_know.
10236 (interpret_condition_phi): Likewise.
10238 2016-04-14 Richard Biener <rguenther@suse.de>
10240 PR tree-optimization/70623
10241 * tree-ssa-pre.c (changed_blocks): Make global ...
10242 (compute_antic): ... local here. Move and fix worklist
10243 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10244 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10245 worklist handling, dump when ANTIC_IN changed.
10246 (compute_partial_antic_aux): Remove worklist handling.
10247 (init_pre): Do not compute post dominators. Add a comment about
10248 the CFG order chosen.
10249 (fini_pre): Do not free post dominators.
10251 2016-04-13 Martin Sebor <msebor@redhat.com>
10256 * doc/extend.texi (Variable Length): Document C++ specifics.
10258 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10261 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10262 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10263 eh edges have been purged.
10266 * tree-sra.c (create_access_replacement,
10267 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10269 * tree-pretty-print.c (dump_fancy_name): New function.
10270 (dump_decl_name, dump_generic_node): Use it.
10272 2016-04-13 Jason Merrill <jason@redhat.com>
10274 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10275 * expr.c (expand_expr_real_1): Likewise.
10277 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10279 * config/i386/i386.md (kunpckhi): Swap operands.
10280 (kunpcksi): Likewise.
10281 (kunpckdi): Likewise.
10282 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10283 (vec_pack_trunc_<mode>): Likewise.
10285 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10288 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10290 PR middle-end/70633
10291 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10292 gimplification turns some element into non-constant.
10295 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10296 * explow.c (convert_memory_address_addr_space_1): No longer static,
10297 add NO_EMIT argument and don't call convert_modes if true, pass
10298 it down recursively, remove break after return.
10299 (convert_memory_address_addr_space): Adjust caller.
10300 * simplify-rtx.c (simplify_unary_operation_1): Call
10301 convert_memory_address_addr_space_1 instead of convert_memory_address,
10302 if it returns NULL, don't simplify.
10304 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10307 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10309 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10311 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10312 Bump the upper SIMDLEN limits, so that if the return type or
10313 characteristic type if the return type is void can be passed in
10314 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10317 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10320 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10321 Do not use "=" constraint on an input constraint.
10322 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10323 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10324 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10325 generates (neg (abs ...)) instead of (abs ...).
10327 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10329 PR rtl-optimization/70596
10330 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10331 just invalidate LRA data and reset them. Adjust dump wording.
10333 2016-04-12 Martin Liska <mliska@suse.cz>
10336 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10338 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10340 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10341 max_loop_iterations_int.
10342 (tree_unswitch_outer_loop): Likewise.
10343 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10344 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10346 2016-04-12 Tom de Vries <tom@codesourcery.com>
10348 PR tree-optimization/68756
10349 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10350 instead of new_name.
10352 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10354 PR tree-optimization/70602
10355 * tree-sra.c (generate_subtree_copies): Don't write anything into
10356 constant pool decls.
10358 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10359 regardless whether there are depend clauses or not.
10361 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10364 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10365 target attribute and pragma from changing the -mfloat128
10366 and -mfloat128-hardware options.
10368 * doc/extend.texi (Additional Floating Types): Document PowerPC
10369 __float128 restrictions.
10371 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10374 * config/aarch64/driver-aarch64.c
10375 (aarch64_get_extension_string_for_isa_flags): New.
10376 (arch_extension): Rename to...
10377 (aarch64_arch_extension): ...This.
10378 (ext_to_feat_string): Rename to...
10379 (aarch64_extensions): ...This.
10380 (aarch64_core_data): Keep track of architecture extension flags.
10381 (cpu_data): Rename to...
10382 (aarch64_cpu_data): ...This.
10383 (aarch64_arch_driver_info): Keep track of architecture extension
10385 (get_arch_name_from_id): Rename to...
10386 (get_arch_from_id): ...This, change return type.
10387 (host_detect_local_cpu): Update and reformat for renames, handle
10388 extensions through common infrastructure.
10390 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10393 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10394 track of a canonical flag name.
10395 (all_extensions): Likewise.
10396 (arch_to_arch_name): Also track extension flags enabled by the arch.
10397 (all_architectures): Likewise.
10398 (aarch64_parse_extension): Move to here.
10399 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10401 (aarch64_rewrite_selected_cpu): Update for above change.
10402 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10403 are handled, such that the single explicit value enabled by an
10404 extension is kept seperate from the implicit values it also enables.
10405 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10407 (aarch64_parse_extension): New.
10408 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10409 here to config/aarch64/aarch64-protos.h.
10410 (aarch64_parse_extension): Move from here to
10411 common/config/aarch64/aarch64-common.c.
10412 (aarch64_option_print): Update.
10413 (aarch64_declare_function_name): Likewise.
10414 (aarch64_start_file): Likewise.
10415 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10416 the canonical flag for extensions.
10417 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10420 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10422 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10425 2016-04-09 Tom de Vries <tom@codesourcery.com>
10427 PR tree-optimization/68953
10428 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10429 first to last subscript.
10431 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10433 PR tree-optimization/70586
10434 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10437 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10441 PR tree-optimization/70373
10442 PR middle-end/70533
10443 PR middle-end/70534
10444 PR middle-end/70535
10445 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10446 clauses for acc parallel reductions as necessary. Error on those
10448 * omp-low.c (scan_sharing_clauses): Don't install variables which
10449 are used in acc parallel reductions.
10450 (lower_rec_input_clauses): Remove dead code.
10451 (lower_oacc_reductions): Add support for reference reductions.
10452 (lower_reduction_clauses): Remove dead code.
10453 (lower_omp_target): Don't remap variables appearing in acc parallel
10455 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10457 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10459 PR middle-end/70593
10460 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10461 with multiple SSA_NAME defs, force the outputs other than first
10462 to be live before calling live_track_process_def on each output.
10464 PR rtl-optimization/70574
10465 * fwprop.c (forward_propagate_and_simplify): Don't add
10466 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10467 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10468 paradoxical subregs within *loc.
10470 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10472 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10473 -ftree-parallelize-loops={0,1}.
10474 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10475 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10476 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10477 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10478 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10480 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10483 * asan.c (instrument_derefs): If we get unknown location, extract it
10484 with EXPR_LOCATION.
10485 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10487 2016-04-08 Tom de Vries <tom@codesourcery.com>
10489 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10490 implicit firstprivate clause.
10492 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10495 * config/arm/thumb2.md (tst + branch-> lsls + branch
10496 peephole below *orsi_not_shiftsi_si): Require that condition
10497 register is dead after the peephole.
10498 (second peephole after the above): Likewise.
10500 2016-04-08 Alan Modra <amodra@gmail.com>
10503 * builtins.c (fold_builtin_classify): For IBM extended precision,
10504 look at just the high-order double to test for NaN.
10505 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10506 test just the high double for Inf but both doubles for subnormal
10509 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10511 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10512 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10513 node->simdclone->mask_mode != VOIDmode masks.
10514 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10515 earlier, use it instead of node->simdclone.
10516 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10517 Set clonei->mask_mode.
10519 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10522 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10523 Pass it through to cp_parser_already_scoped_statement.
10524 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10525 it through to cp_parser_statement.
10526 (cp_parser_statement): Pass IF_P through to
10527 cp_parser_iteration_statement.
10528 (cp_parser_pragma): Adjust call to
10529 cp_parser_iteration_statement.
10531 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10534 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10535 resolve a future -Wparentheses warning.
10536 * omp-low.c (scan_sharing_clauses): Likewise.
10537 * tree-parloops.c (eliminate_local_variables): Likewise.
10539 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10541 PR rtl-optimization/70398
10542 * lra-constraints.c (process_address_1): Check zero scale and code
10543 for reloading with zero scale.
10545 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10547 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10548 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10550 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10552 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10553 Add support for AVX512F clones, include them by default for
10554 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10555 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10558 PR middle-end/70550
10559 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10560 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10561 firstprivate clauses.
10562 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10563 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10564 (lower_omp_target): Set TREE_NO_WARNING for
10565 non-addressable possibly uninitialized vars which are copied into
10566 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10568 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10570 * config/pa/predicates.md (integer_store_memory_operand): Accept
10571 REG+D operands with a large offset when reload_in_progress is true.
10572 (floating_point_store_memory_operand): Likewise.
10574 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10577 * match.pd (nested int casts): Limit to GIMPLE.
10579 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10582 * ipa-devirt.c (maybe_record_node): Fix comment; use
10583 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10585 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10587 PR rtl-optimization/70542
10588 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10589 if there are any uses other than insn or debug insns.
10591 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10592 Jakub Jelinek <jakub@redhat.com>
10594 PR tree-optimization/70509
10595 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10596 Shift HOST_WIDE_INT_1U instead of 1.
10598 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10600 PR tree-optimization/70509
10601 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10602 of the vector base type for index.
10604 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10607 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10609 2016-04-05 Richard Biener <rguenther@suse.de>
10611 PR tree-optimization/70526
10612 * tree-sra.c (build_ref_for_offset): Use prev_base to
10613 extract the alias pointer type.
10615 2016-04-05 Richard Biener <rguenther@suse.de>
10617 * dse.c (struct store_info): Remove alias_set member.
10618 (struct read_info_type): Likewise.
10619 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10620 spill_deleted, clear_alias_set_lookup): Remove.
10621 (get_group_info): Remove dead base == NULL_RTX case.
10622 (dse_step0): Remove initialization of removed variables.
10623 (delete_dead_store_insn): Reomve alias set dumping.
10624 (free_read_records): Remove alias_set handling.
10625 (canon_address): Remove alias_set_out parameter.
10626 (record_store): Remove spill_alias_set, it's always zero.
10627 (check_mem_read_rtx): Likewise.
10628 (dse_step2): Rename from ...
10629 (dse_step2_nospill): ... this. Adjust.
10630 (scan_stores): Rename from ...
10631 (scan_stores_nospill): ... this.
10632 (scan_reads): Rename from ...
10633 (scan_reads_nospill): ... this.
10634 (scan_stores_spill, scan_reads_spill): Remove.
10635 (dse_step3_scan): Remove for_spills argument which is always false.
10636 (dse_step3): Likewise.
10637 (dse_step5): Rename from ...
10638 (dse_step5_nospill): ... this. Remove alias_set handling.
10639 (rest_of_handle_dse): Adjust.
10641 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10644 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10645 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10646 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10647 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10649 2016-04-05 Richard Biener <rguenther@suse.de>
10651 PR middle-end/70499
10652 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10653 non-register type temporaries into SSA.
10655 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
10658 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
10659 calls when sanitizing.
10660 (possible_polymorphic_call_target_p): Fix formatting.
10662 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10663 Jakub Jelinek <jakub@redhat.com>
10665 PR middle-end/70457
10666 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
10667 to ensure a call statement is compatible with a built-in's
10669 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
10672 2016-04-04 Richard Biener <rguenther@suse.de>
10674 PR rtl-optimization/70484
10675 * rtl.h (canon_output_dependence): Declare.
10676 * alias.c (canon_output_dependence): New function.
10677 * dse.c (record_store): Use canon_output_dependence rather
10678 than canon_true_dependence.
10680 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10683 * cgraph.h (symtab_node::copy_visibility_from): New function.
10684 * symtab.c (symtab_node::copy_visibility_from): New function.
10685 * ipa-visibility.c (optimize_weakref): New function.
10686 (function_and_variable_visibility): Use it.
10688 2016-04-04 Martin Liska <mliska@suse.cz>
10691 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
10692 value that is really in range handled by SBR instruction.
10693 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
10694 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
10695 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
10697 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
10701 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
10702 set, but not for SP_REG operands.
10704 2016-04-02 Martin Sebor <msebor@redhat.com>
10707 * fold-const.c (maybe_nonzero_address): New function.
10708 (fold_comparison): Call it. Fold equality and relational
10709 expressions involving null pointers.
10710 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
10712 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
10714 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
10715 the "Y" constraint (scalar FP 0.0 immediate).
10717 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
10718 Add the "const_double" to the list of operand constraints.
10720 2016-04-01 Jakub Jelinek <jakub@redhat.com>
10722 PR rtl-optimization/70467
10723 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
10724 If low word of the last operand is 0, just emit addition/subtraction
10727 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10730 * config/s390/s390.c (s390_expand_insv): Check for everything
10731 constant instead of just VOIDmode stuff.
10733 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10736 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
10738 2016-04-01 Nathan Sidwell <nathan@acm.org>
10740 * tree.def (TRY_CATCH_EXPR): Correct documentation.
10742 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
10744 PR rtl-optimization/70461
10745 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
10748 2016-03-31 Martin Liska <mliska@suse.cz>
10751 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
10752 a tree value or an immediate integer value to a buffer
10753 that is eventually copied to a BRIG section.
10754 (emit_immediate_operand): Call the function here.
10755 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
10756 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
10757 of class' fields that are removed.
10758 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
10759 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
10760 m_brig_repr_size fields.
10762 2016-03-31 Martin Liska <mliska@suse.cz>
10765 * hsa-gen.c (hsa_function_representation::update_dominance): New
10767 (convert_addr_to_flat_segment): Likewise.
10768 (gen_hsa_memory_set): New alignment argument.
10769 (gen_hsa_ctor_assignment): Likewise.
10770 (gen_hsa_insns_for_single_assignment): Provide alignment
10771 to gen_hsa_ctor_assignment.
10772 (gen_hsa_insns_for_direct_call): Add new argument.
10773 (expand_lhs_of_string_op): New function.
10774 (expand_string_operation_builtin): Likewise.
10775 (expand_memory_copy): New function.
10776 (expand_memory_set): New function.
10777 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
10778 (convert_switch_statements): Change signature.
10779 (generate_hsa): Use a return value of the function.
10780 (pass_gen_hsail::execute): Do not call
10781 convert_switch_statements here.
10782 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
10783 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
10784 (hsa_function_representation::update_dominance): New function.
10786 2016-03-31 Martin Liska <mliska@suse.cz>
10789 * hsa-brig.c (emit_directive_variable): Emit alignment
10790 according to hsa_symbol::m_align.
10791 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
10792 (dump_hsa_symbol): Dump alignment of HSA symbols.
10793 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
10794 (gen_hsa_addr_with_align): New function.
10795 (hsa_bitmemref_alignment): Use newly added function.
10796 (gen_hsa_insns_for_load): Likewise.
10797 (gen_hsa_insns_for_store): Likewise.
10798 (gen_hsa_memory_copy): New argument added.
10799 (gen_hsa_insns_for_single_assignment): Respect
10800 alignment for assignments processed via gen_hsa_memory_copy.
10801 (gen_hsa_insns_for_direct_call): Likewise.
10802 (gen_hsa_insns_for_return): Likewise.
10803 (gen_function_def_parameters): Set default alignment.
10804 * hsa.c (hsa_object_alignment): New function.
10805 (hsa_byte_alignment): Pasted function.
10806 * hsa.h (hsa_symbol::m_align): New field.
10808 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10810 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
10811 scratch field for goto case.
10813 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
10815 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
10817 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
10820 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
10821 (scalar_chain::convert_insn): Call convert_op for reg
10822 moves to handle undefined registers.
10824 2016-03-31 Nathan Sidwell <nathan@acm.org>
10827 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
10828 Assert we don't want to move backwards.
10830 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
10833 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
10835 2016-03-31 Jakub Jelinek <jakub@redhat.com>
10837 PR rtl-optimization/70460
10838 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
10839 with operand from REG_LABEL_OPERAND, instead substitute
10840 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
10841 Don't do anything for REG_NON_LOCAL_GOTO jumps.
10843 2016-03-31 Martin Liska <mliska@suse.cz>
10845 * passes.c (execute_one_pass): Do not call
10846 todo_after for a discarded function.
10848 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10850 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
10851 (no_cost, infinite_cost): Initialize the new field.
10852 (get_computation_cost_at): Record setup cost.
10853 (determine_use_iv_cost_address): Skip cost computation for sub
10854 uses if we can estimate it without losing accuracy.
10856 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10858 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10860 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10861 max_loop_iterations_int.
10862 (tree_unswitch_outer_loop): Likewise.
10863 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10864 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10866 2016-03-30 Richard Biener <rguenther@suse.de>
10868 PR middle-end/70450
10869 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
10871 2016-03-30 Jakub Jelinek <jakub@redhat.com>
10874 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
10875 in gen_blendm expander.
10877 2016-03-30 Nick Clifton <nickc@redhat.com>
10880 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
10881 case where we are already provided with an SImode SUBREG.
10883 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
10886 * config/i386/i386.c (ix86_expand_epilogue): Properly check
10887 conflict between DRAP register and __builtin_eh_return.
10889 2016-03-30 Michael Matz <matz@suse.de>
10890 Richard Biener <rguenther@suse.de>
10893 * ipa-polymorphic-call.c (struct type_change_info): Change
10894 speculative to an unsigned allowing to limit the work we do.
10895 (csftc_abort_walking_p): New inline function..
10896 (check_stmt_for_type_change): Limit the number of may-defs
10897 skipped for speculative devirtualization to
10898 max-speculative-devirt-maydefs.
10899 * params.def (max-speculative-devirt-maydefs): New param.
10900 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
10902 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
10905 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
10908 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
10910 PR tree-optimization/59124
10911 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
10912 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
10914 2016-03-29 Jeff Law <law@redhat.com>
10916 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
10918 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10920 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
10923 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
10925 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
10926 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
10927 gcrt0.o if linking dynamically.
10929 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10932 * ipa-devirt.c (methods_equal_p): New function.
10933 (compare_virtual_tables): Use it.
10934 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
10935 * cgraphclones.c (clone_function_name_1): Use
10936 symbol_table::symbol_suffix_separator.
10937 * coverage.c (build_var): Likewise.
10938 * symtab.c (symbol_table::symbol_suffix_separator): New.
10940 2016-03-29 Jakub Jelinek <jakub@redhat.com>
10942 PR rtl-optimization/70429
10943 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
10944 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
10945 mode != result_mode.
10948 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
10950 PR tree-optimization/70405
10951 * ssa-iterators.h (num_imm_uses): Add missing braces.
10953 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
10955 PR rtl-optimization/68695
10956 * ira-color.c (allocno_copy_cost_saving): New.
10957 (improve_allocation): Use it.
10959 2016-03-29 Richard Henderson <rth@redhat.com>
10961 PR middle-end/70355
10962 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
10964 2016-03-29 Richard Biener <rguenther@suse.de>
10966 PR middle-end/70424
10967 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
10968 use alignment returned by get_pointer_alignment_1 if it is
10969 bigger than BITS_PER_UNIT.
10970 * builtins.c (get_pointer_alignment_1): Do not return true
10971 for alignment extracted from SSA info.
10973 2016-03-28 James Bowman <james.bowman@ftdichip.com>
10975 * config/ft32/ft32.opt (mnodiv): New.
10976 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
10977 * doc/invoke.texi (FT32 Options -mnodiv): New.
10979 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
10982 * config/i386/i386.md (define_split, andn): Fix modes.
10984 2016-03-26 Richard Biener <rguenther@suse.de>
10985 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10988 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
10990 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
10991 as 2nd argument to cl_optimization_restore().
10993 2016-03-25 Richard Henderson <rth@redhat.com>
10996 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
10997 * config/aarch64/aarch64-protos.h: Declare it.
10998 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11000 2016-03-25 Alan Modra <amodra@gmail.com>
11003 * config/rs6000/constraints.md (j): Simplify.
11004 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11006 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11007 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11008 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11009 in all constraint alternatives.
11010 (movtd_64bit_nodm): Delete "j" constraint alternative.
11012 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11014 * tree-ssa-propagate.c: Enhance docs for
11015 SSA_PROP_NOT_INTERESTING.
11017 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11019 * doc/extend.texi: Fix typo in documentation to pure attribute.
11021 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11024 * config/pa/pa.md (bswapdi2): Use a scratch register.
11026 2016-03-24 Richard Henderson <rth@redhat.com>
11028 PR middle-end/69845
11029 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11032 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11034 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11035 using ix86_expand_binary_operator instead of gen_andsi3.
11037 2016-03-24 Richard Biener <rguenther@suse.de>
11039 PR tree-optimization/70396
11040 * tree-vect-stmts.c (vectorizable_comparison): Use
11041 get_vectype_for_scalar_type.
11043 2016-03-24 Richard Biener <rguenther@suse.de>
11045 PR middle-end/70370
11046 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11047 with register bases.
11049 2016-03-24 Richard Biener <rguenther@suse.de>
11051 PR tree-optimization/70372
11052 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11053 build_all_ones_cst to also handle vector types correctly.
11055 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11058 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11061 2016-03-23 Marek Polacek <polacek@redhat.com>
11064 * doc/invoke.texi: Document -Wignored-attributes.
11066 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11068 PR tree-optimization/69042
11069 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11070 parameter from 30 to 40.
11072 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11074 PR tree-optimization/69042
11075 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11076 for use with constant offset stripped in base.
11078 2016-03-23 Richard Biener <rguenther@suse.de>
11080 PR middle-end/70251
11081 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11082 mode compatibility check.
11083 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11085 2016-03-23 Jeff Law <law@redhat.com>
11087 PR tree-optimization/64058
11088 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11090 (struct ssa_conflicts): Move up earlier in the file.
11091 (conflicts_, var_map_): New static variables.
11092 (initialize_conflict_count): New function to initialize the
11093 CONFLICT_COUNT field for each conflict pair.
11094 (compare_pairs): Lazily initialize the conflict count and use it
11095 as the first tie-breaker.
11096 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11097 and wipe conflicts_ and map_ around the call to qsort. Remove
11098 special case for 2 coalesce pairs.
11099 * bitmap.c (bitmap_count_unique_bits): New function.
11100 (bitmap_count_bits_in_word): New function, extracted from
11102 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11103 * bitmap.h (bitmap_count_unique_bits): Declare it.
11105 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11108 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11109 transparent alias chain for decl assembler name.
11110 * config/sol2.c (solaris_assemble_visibility): Likewise.
11112 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11114 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11116 (v10_fdivs): Likewise.
11117 (v10_fdivd): Likewise.
11119 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11122 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11123 to not call fclose twice on file.
11125 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11127 PR tree-optimization/70354
11128 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11129 oprnd0 is wider than oprnd1 and there is a cast from the wider
11130 type to oprnd1, mask it with the mask of the narrower type.
11133 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11134 Optimize TARGET_STV splitters, if high or low word of last argument
11137 2016-03-22 Jeff Law <law@redhat.com>
11140 tree-ssa-threadbackward.c
11141 (fsm_find_control_statement_thread_paths): Correctly distinguish
11142 between old style jump threads vs FSM jump threads.
11144 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11147 * config/i386/i386.c (scalar_chain::convert_op): Support
11148 uninitialized register usage case.
11150 2016-03-22 Richard Biener <rguenther@suse.de>
11152 PR middle-end/70251
11153 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11155 (capture::gen_transform): ... to change behavior when substituting
11156 a condition into cond or not-cond expr context.
11157 (dt_simplify::gen_1): Adjust.
11158 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11159 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11160 last change and instead change to
11161 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11162 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11164 2016-03-22 Anthony Green <green@moxielogic.com>
11166 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11167 issue for moxiebox targets.
11168 (CC1PLUS_SPEC): Ditto.
11170 2016-03-22 Richard Biener <rguenther@suse.de>
11172 PR middle-end/70333
11173 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11176 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11178 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11180 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11183 * config/i386/i386.c (def_builtin): Handle
11184 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11186 (const struct builtin_description bdesc_special_args[]):
11187 Remove duplicate ISA bits.
11189 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11192 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11193 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11194 in a way that works also for AVX512BW.
11197 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11198 instead of source if operands[1] is xmm16 and above and
11199 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11200 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11203 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11204 on assign if (*from_p) is a comparison, set it to
11205 TREE_NO_WARNING (*from_p).
11207 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11209 PR middle-end/70326
11210 * lra.c (restore_scratches): Ignore deleted insns.
11212 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11213 Jakub Jelinek <jakub@redhat.com>
11215 PR tree-optimization/70317
11216 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11219 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11222 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11223 of ix86_expand_move.
11225 (movti): Use general_operand for operand 1 predicate.
11227 2016-03-21 Martin Liska <mliska@suse.cz>
11229 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11231 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11233 2016-03-21 Martin Liska <mliska@suse.cz>
11236 * ipa-icf.c (sem_function::parse): Skip static
11237 constructors and destructors.
11239 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11242 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11243 function-like macro, peek following token(s) if it is followed
11244 by CPP_OPEN_PAREN token with optional padding in between, and
11245 if not, don't treat it like a macro.
11247 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11248 Alexander Monakov <amonakov@ispras.ru>
11250 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11251 for the stabs debug format.
11253 2016-03-21 Richard Biener <rguenther@suse.de>
11255 PR tree-optimization/70310
11256 * tree-vect-generic.c (expand_vector_condition): Fold the built
11259 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11262 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11263 Block third alternative for AVX-512VL target,
11265 2016-03-21 Martin Liska <mliska@suse.cz>
11268 * hsa-brig.c (emit_function_directives): Mark unemitted
11269 global variables for emission.
11270 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11271 (get_symbol_for_decl): Likewise.
11272 * hsa.h (struct hsa_symbol): New flag.
11274 2016-03-21 Richard Biener <rguenther@suse.de>
11276 PR tree-optimization/70288
11277 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11278 we do not estimate unsimplified all-constant conditionals or
11279 switches as optimized away.
11281 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11283 PR rtl-optimization/69102
11284 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11285 when we have a readonly dependency context.
11287 2016-03-18 Jeff Law <law@redhat.com>
11289 PR rtl-optimization/70263
11290 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11291 (update_equiv_regs): When trying to move a store to after the insn
11292 that sets the source of the store, make sure the store occurs after
11293 the insn that sets the source of the store. When successful note
11294 the REG_EQUIV note created in the dump file.
11296 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11297 Bernd Schmidt <bschmidt@redhat.com>
11299 * doc/extend.texi: Document more potential problems with basic asms.
11301 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11303 PR rtl-optimization/70278
11304 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11307 2016-03-18 Jason Merrill <jason@redhat.com>
11309 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11311 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11313 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11314 values to 128b regs.
11316 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11318 PR tree-optimization/70252
11319 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11320 boolean vector has a proper number of elements.
11321 (supportable_narrowing_operation): Likewise.
11323 2016-03-18 Tom de Vries <tom@codesourcery.com>
11326 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11328 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11330 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11331 instead of replace_rtx for DEBUG_INSNs.
11333 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11335 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11336 load type reservations.
11338 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11341 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11342 define_constraint for "Q" and "T" constraints.
11344 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11346 Tweak the pipeline model for Exynos M1
11348 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11351 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11354 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11355 where one or both locations aren't within a line_map.
11357 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11360 * opts.c (finish_options): Don't set flag_pie to the default if
11361 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11364 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11366 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11367 true as ALL_REGS argument to replace_rtx.
11369 2016-03-17 Richard Biener <rguenther@suse.de>
11372 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11375 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11378 * rtl.h (replace_rtx): Add ALL_REGS argument.
11379 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11380 equality and assert mode is the same, instead of just rtx pointer
11382 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11383 true as ALL_REGS argument to replace_rtx.
11385 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11387 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11388 for boolean vector with vector mode only.
11389 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11391 2016-03-17 Nick Clifton <nickc@redhat.com>
11394 * config/rx/rx.c (rx_print_integer): Print negative constants in
11397 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11400 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11402 2016-03-16 Richard Henderson <rth@redhat.com>
11403 Richard Biener <rguenth@suse.de>
11405 PR middle-end/70240
11406 PR middle-end/68215
11408 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11409 first operand as is_gimple_condexpr.
11411 PR middle-end/70240
11412 PR middle-end/68215
11414 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11415 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11416 Do not gimplify the result.
11417 (do_unop): Adjust call to tree_vec_extract.
11418 (do_binop): Likewise.
11419 (do_compare): Likewise.
11420 (do_plus_minus): Likewise.
11421 (do_negate): Likewise.
11422 (expand_vector_condition): Likewise.
11423 (do_cond): Likewise.
11425 2016-03-16 Richard Henderson <rth@redhat.com>
11428 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11429 (aarch64_classify_address): Use it.
11430 (aarch64_legitimize_address): Force all subexpressions of PLUS
11431 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11433 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11434 Richard Biener <rguenth@suse.de>
11437 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11438 return to even if only REGNO is equal, and assert
11441 2016-03-11 Jeff Law <law@redhat.com>
11443 PR rtl-optimization/70224
11444 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11446 2016-03-16 Richard Henderson <rth@redhat.com>
11448 PR middle-end/70199
11449 * function.h (struct function): Add has_forced_label_in_static.
11450 * gimplify.c (force_labels_r): Set it.
11451 * lto-streamer-in.c (input_struct_function_base): Read it.
11452 * lto-streamer-out.c (output_struct_function_base): Write it.
11453 * tree-inline.c (has_label_address_in_static_1): Remove.
11454 (copy_forbidden): Remove fndecl parameter; test
11455 has_forced_label_in_static.
11456 (inline_forbidden_p): Update call to copy_forbidden.
11457 (tree_versionable_function_p): Likewise.
11458 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11459 (chkp_versioning): Likewise.
11460 * tree-inline.h (copy_forbidden): Update decl.
11462 2016-03-16 Marek Polacek <polacek@redhat.com>
11465 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11466 function being thunked if the result type doesn't have fixed size.
11467 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11468 doesn't have fixed size.
11470 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11472 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11473 reporting malformed loop nest.
11475 2016-03-16 Tom de Vries <tom@codesourcery.com>
11478 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11479 nodes.length () == 1 test to before first nodes[0] access.
11481 2016-03-16 Tom de Vries <tom@codesourcery.com>
11483 PR tree-optimization/68715
11484 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11485 single_pred_p test.
11487 2016-03-16 Tom de Vries <tom@codesourcery.com>
11489 PR tree-optimization/68809
11490 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11493 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11494 Sandra Loosemore <sandra@codesourcery.com>
11496 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11497 on leaf attribute. Mention ELF interposition problems.
11499 2016-03-16 Alan Modra <amodra@gmail.com>
11501 PR rtl-optimization/69195
11502 PR rtl-optimization/47992
11503 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11506 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11509 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11511 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11513 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11515 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11517 PR rtl-optimization/70222
11518 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11519 optimization if mode is different from result_mode, queue up masking
11520 of the result in outer_op. Formatting fix.
11522 PR middle-end/70239
11523 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11526 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11528 PR rtl-optimization/69032
11529 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11530 looping backwards over basic block insns.
11532 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11535 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11536 to non-speculative when propagating trap bits.
11538 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11540 PR rtl-optimization/63384
11541 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11542 DEBUG_INSN_P insns.
11544 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11547 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11548 factored out from ...
11549 (sched_analyze_insn): ... here.
11550 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11551 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11552 get_implicit_reg_pending_clobbers in it.
11553 (setup_id_reg_sets): Use setup_id_implicit_regs.
11554 (deps_init_id): Ditto.
11556 2016-03-15 Tom de Vries <tom@codesourcery.com>
11559 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11561 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11562 execute_function_dump.
11563 (execute_one_pass): Don't dump function if it will be dumped after ipa
11566 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11568 * genrecog.c (match_pattern_2): If pred is NULL don't call
11569 safe_predicate_mode on it.
11571 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11573 PR middle-end/70219
11574 * lra-constraints.c (delete_move_and_clobber): Change assertion
11575 to also allow dregno == 0.
11577 2016-03-14 Richard Henderson <rth@redhat.com>
11580 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11581 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11582 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11583 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11586 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11589 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11591 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11593 * lra-constraints.c (split_reg): For hard regs, try to find the
11594 biggest single-register mode used in the function.
11596 2016-03-14 Richard Biener <rguenther@suse.de>
11598 PR tree-optimization/56365
11599 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11600 constants to compare against.
11602 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11605 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11606 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11607 (define_split for the GPR case): Use int_reg_operand instead of
11608 gpc_reg_operand for the output.
11610 2016-03-14 Tom de Vries <tom@codesourcery.com>
11612 PR tree-optimization/70045
11613 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11614 create_empty_if_region_on_edge argument.
11616 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11618 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11619 (STACK_CHECK_PROTECT): Likewise.
11620 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11621 (STACK_CHECK_PROTECT): Likewise.
11622 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11623 (STACK_CHECK_PROTECT): Likewise.
11624 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11625 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11626 (STACK_CHECK_PROTECT): Likewise.
11628 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11630 PR rtl-optimization/69307
11631 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11632 registers in modes that span more than one register.
11634 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11637 * lra-constraints.c (delete_move_and_clobber): New.
11638 (remove_inheritance_pseudos): Use it.
11640 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11643 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11644 the libcall is LCT_THROW.
11645 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11646 for the checking routine.
11648 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11651 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11652 optimization if we have direct move.
11653 (roundu32<mode>2_fprs): Likewise.
11655 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
11658 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
11660 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
11661 Arguments swapped. All callers changed. Take reg_renumber into
11662 account, and Calculate and compare register ranges for hard regs.
11664 2016-03-11 Jeff Law <law@redhat.com>
11666 PR tree-optimization/70190
11667 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11668 Handle cases where we can not extract the taken edge, even though we
11669 found a constant value.
11671 PR tree-optimization/64058
11672 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
11673 (num_coalesce_pairs): Move up earlier in file.
11674 (find_coalesce_pair): Initialize the INDEX field for each pair
11676 (compare_pairs): No longer sort on the elements in each pair.
11677 Instead break ties with the index of the coalesce pair.
11679 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11682 * config/aarch64/aarch64-protos.h
11683 (aarch64_save_restore_target_globals): New prototype.
11684 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
11685 Call the above when popping pragma.
11686 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
11688 (aarch64_set_current_function): Rewrite using the above.
11690 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11692 PR tree-optimization/70177
11693 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
11694 (extract_ops_from_tree): ... this. In the 2 argument
11695 overload remove _1 suffix.
11696 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
11697 (extract_ops_from_tree): ... this.
11698 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
11700 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11701 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
11702 extract_ops_from_tree instead of 2 operand one.
11704 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
11706 PR tree-optimization/70013
11707 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
11708 for constant-pool entries.
11710 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11712 PR rtl-optimization/70174
11713 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
11714 followed by gen_lowpart on force_reg instead of just gen_lowpart.
11716 PR tree-optimization/70169
11717 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
11718 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
11721 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11722 Jakub Jelinek <jakub@redhat.com>
11725 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
11726 of uninitialized values.
11728 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11730 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
11732 ("*trunctddd2"): New pattern definition.
11733 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
11736 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11738 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
11739 definitions for BFP and DFP rounding modes.
11740 ("fixuns_truncdddi2", "fixuns_trunctddi2")
11741 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
11742 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
11743 ("fix_trunctf<mode>2"): Use the new constants instead of magic
11746 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11748 * config/s390/constraints.md: Adjust comment.
11749 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
11750 s390_decompose_addrstyle_without_index.
11751 * config/s390/predicates.md (shift_count_or_setmem_operand):
11752 Rename to setmem_operand.
11753 * config/s390/s390-protos.h
11754 (s390_decompose_shift_count): Rename to
11755 s390_decompose_addrstyle_without_index.
11756 * config/s390/s390.c (s390_decompose_shift_count)
11757 (s390_mem_constraint, print_shift_count_operand)
11758 (print_operand_address, print_operand): Rename
11759 s390_decompose_shift_count to
11760 s390_decompose_addrstyle_without_index and rename
11761 print_shift_count_operand to print_addrstyle_operand troughout the
11763 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
11764 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
11765 Rename shift_count_or_setmem_operand to setmem_operand.
11766 * config/s390/vx-builtins.md ("vec_insert<mode>")
11767 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
11770 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11773 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11774 Handle overlapping retval and newval.
11776 2016-03-10 Nick Clifton <nickc@redhat.com>
11779 * config/aarch64/aarch64.c
11780 (aarch64_override_options_after_change_1): When forcing
11781 flag_omit_frame_pointer to be true, use a special value that can
11782 be detected if this function is called again, thus preventing
11783 flag_omit_leaf_frame_pointer from being forced to be false.
11785 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11787 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
11788 Set x_flag_omit_leaf_frame_pointer when handling
11789 -momit-leaf-frame-pointer.
11791 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11794 * cgraph.c (cgraph_node::dump): Dump split_part and
11795 indirect_call_target.
11796 * cgraph.h (cgraph_node): Add indirect_call_target flag.
11797 * ipa.c (has_addr_references_p): Cleanup.
11798 (is_indirect_call_target_p): New.
11799 (walk_polymorphic_call_targets): Do not mark virtuals that may be
11800 called indirectly as local.
11801 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
11803 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11806 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11807 on cxa_pure_virtual.
11809 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11812 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
11814 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11817 * tree.c (need_assembler_name_p): Only record main variant type names.
11819 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11822 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
11823 Always define to 0 or 1.
11824 (TARGET_FIX_ERR_A53_843419): New macro.
11825 * config/aarch64/aarch64-elf-raw.h
11826 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
11827 * config/aarch64/aarch64-linux.h: Likewise.
11828 * config/aarch64/aarch64.c
11829 (aarch64_override_options_after_change_1): Do not default
11830 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
11832 (aarch64_attributes): Handle fix-cortex-a53-843419.
11833 (aarch64_can_inline_p): Likewise.
11834 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
11836 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
11837 Jakub Jelinek <jakub@redhat.com>
11839 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
11840 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
11841 DECL_COMMONS if flag_unconstrained_commons is set.
11842 * tree-dfa.c (get_ref_base_and_extent): Likewise.
11843 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
11844 (funconstrained-commons): Document.
11846 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11848 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
11849 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
11851 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
11853 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
11854 has a proper number of elements.
11856 2016-03-10 Alan Modra <amodra@gmail.com>
11858 PR rtl-optimization/69195
11859 PR rtl-optimization/47992
11860 * ira.c (recorded_label_ref): Delete.
11861 (update_equiv_regs): Return void.
11862 (indirect_jump_optimize): New function.
11863 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
11864 before regstat_compute_ri. Don't rebuild_jump_labels here.
11865 Delete update_regstat.
11867 2016-03-10 Richard Biener <rguenther@suse.de>
11869 PR tree-optimization/70128
11870 * tree-ssa-structalias.c (set_uids_in_ptset): Set
11871 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
11873 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11875 PR tree-optimization/70152
11876 * tree-sra.c (replace_removed_params_ssa_names): Copy over
11877 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
11880 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
11881 instead of gen_sse2_loadlpd.
11882 * config/i386/sse.md (*vec_concatv2df): Rename to...
11883 (vec_concatv2df): ... this.
11885 PR tree-optimization/70127
11886 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
11888 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11892 * diagnostic-show-locus.c (compatible_locations_p): New function.
11893 (layout::layout): Sanitize ranges using compatible_locations_p.
11895 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11899 * diagnostic-show-locus.c (layout_range::layout_range): Replace
11900 location_range param with three const expanded_locations * and a
11902 (layout::layout): Replace call to
11903 rich_location::lazily_expand_location with get_expanded_location.
11904 Extract the range and perform location expansion here, passing
11905 the results to the layout_range ctor.
11906 * diagnostic.c (source_range::debug): Delete.
11907 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
11908 of rich_location::get_expanded_location.
11909 * gcc-rich-location.c (get_range_for_expr): Delete.
11910 (gcc_rich_location::add_expr): Reimplement to avoid the
11911 rich_location::add_range overload that took a location_range,
11912 passing a location_t instead.
11914 2016-03-09 Richard Biener <rguenther@suse.de>
11915 Jakub Jelinek <jakub@redhat.com>
11917 PR tree-optimization/70138
11918 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11919 Also skip vect_double_reduction_def.
11921 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11924 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
11925 if the operand is "m".
11927 2016-03-09 Nathan Sidwell <nathan@acm.org>
11929 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
11931 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11933 * config/i386/i386.c (processor_target_table): Fix cost table
11934 intialization order for znver1.
11936 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11938 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
11939 - becuase -> because.
11940 * ipa-reference.c (ignore_module_statics): Likewise.
11941 * cgraph.c (cgraph_node::get_body): Likewise.
11942 * ipa-inline.c (early_inliner): Likewise.
11943 * ipa-devirt.c (types_same_for_odr): Likewise.
11944 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
11945 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
11947 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11949 * tree-ssa-math-opts.c: Fix typo in comment.
11951 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11954 * config/i386/i386.c (scalar_chain::make_vector_copies,
11955 scalar_chain::convert_reg): Call end_sequence in between
11956 get_insns and emit_conversion_insns rather than after both
11959 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
11962 * config/i386/i386.h (machine_function): Add
11963 pc_thunk_call_expanded flag.
11964 (ix86_pc_thunk_call_expanded): New define.
11965 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
11966 (*set_got): Rename insn pattern from set_got.
11967 (*set_got_labelled): Rename inst pattern from set_got_labelled.
11968 * config/i386/i386.c (ix86_compute_frame_layout): Use
11969 ix86_pc_thunk_call_expanded to prevent red-zone.
11971 2016-03-07 Martin Jambor <mjambor@suse.cz>
11973 * hsa.h (hsa_get_ctor_statements): Declare.
11974 (hsa_get_dtor_statements): Likewise.
11975 (hsa_get_kernel_dispatch_type): Likewise.
11976 * hsa.c (hsa_get_ctor_statements): New function.
11977 (hsa_get_dtor_statements): Likewise.
11978 (hsa_get_kernel_dispatch_type): Likewise.
11979 * hsa-brig.c (hsa_cdtor_statements): Removed.
11980 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
11981 hsa_get_dtor_statements.
11982 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
11983 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
11985 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
11987 * config/arm/arm-cores.def (cortex-r8): New.
11988 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
11989 * config/arm/arm-tune.md: Likewise.
11990 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
11992 2016-03-07 Martin Sebor <msebor@redhat.com>
11994 PR rtl-optimization/19705
11995 * doc/invoke.texi (Options That Control Optimization): Clarify
11996 -fno-branch-count-reg.
11998 2016-02-26 Richard Biener <rguenther@suse.de>
11999 Jeff Law <law@redhat.com>
12001 PR tree-optimization/69740
12002 * cfghooks.c (remove_edge): Request loop fixups if we delete
12003 an edge that might turn an irreducible loop into a natural
12005 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12006 Move after definition of loops_state_clear.
12008 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12010 PR rtl-optimization/69052
12011 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12014 2016-03-07 Tom de Vries <tom@codesourcery.com>
12016 PR tree-optimization/70116
12017 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12018 is_tm_ending stmts and ubsan/asan internal functions.
12019 (find_duplicate): Use it. Don't test is_tm_ending here.
12021 2016-03-07 Richard Biener <rguenther@suse.de>
12023 PR tree-optimization/70115
12024 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12025 (propagate_constants_for_unrolling): Use replace_uses_by.
12027 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12029 PR middle-end/69916
12030 * omp-low.c (struct oacc_loop): Add ifns.
12031 (new_oacc_loop_raw): Initialize it.
12032 (finish_oacc_loop): Clear mask & flags if no ifns.
12033 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12034 (oacc_loop_xform_loop): Add ifns arg & adjust.
12035 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12037 2016-03-07 Richard Henderson <rth@redhat.com>
12040 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12041 (insert_value_copy_on_edge): Likewise.
12043 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12045 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12047 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12050 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12052 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12054 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12056 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12058 Fix sseimul type attribute.
12059 * config/i386/znver1.md
12060 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12061 znver1_sseimul_avx256_load) : Fix the type attribute.
12062 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12063 pipe usage and latency.
12065 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12068 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12069 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12072 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12075 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12077 PR rtl-optimization/69941
12078 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12079 the reg share its mode.
12081 2016-03-04 Jeff Law <law@redhat.com>
12083 PR tree-optimization/69196
12084 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12085 If the both SSA_NAMEs are anonymous, then consider them unassociated
12086 and include the PHI in the statement count.
12088 2016-03-05 Tom de Vries <tom@codesourcery.com>
12090 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12091 construct in oacc routine. Check for oacc region in oacc routine.
12093 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12096 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12097 2016-02-22 changes, instead don't recurse if RECUR is already true.
12098 Don't change *dynamic_check if RECUR. Adjust recursive caller
12099 to pass true to the new argument.
12100 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12103 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12104 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12106 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12108 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12110 PR rtl-optimization/57676
12111 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12112 with flag_checking.
12114 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12116 * tree-vect-patterns.c (search_type_for_mask): Handle
12117 comparison of booleans.
12119 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12121 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12125 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12126 all other ops that have dw_val_class_die_ref operands,
12127 and DW_OP_GNU_entry_value.
12129 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12131 PR rtl-optimization/69904
12132 * config/arm/arm.c (arm_cannot_copy_insn_p):
12133 Return true for load-exclusive instructions.
12135 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12138 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12139 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12140 the pattern no matter if it is used just by non-pattern, pattern
12142 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12143 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12144 oprnd1 def_stmt is in pattern, don't look through it.
12146 2016-03-03 Marek Polacek <polacek@redhat.com>
12148 PR middle-end/70050
12149 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12151 2016-03-03 Martin Liska <mliska@suse.cz>
12153 PR tree-optimization/70043
12154 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12155 previous statement if we see a debug statement.
12157 2016-03-03 Richard Biener <rguenther@suse.de>
12159 PR tree-optimization/55936
12160 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12161 parameter and guard unsafe equivalence use.
12162 (vrp_evaluate_conditional_warnv_with_ops): Always use
12163 safe equivalences but not via the quadratic compare_names
12166 2016-03-03 Michael Collison <michael.collison@linaro.org>
12169 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12170 for operand 1 to s_register_operand. Change predicate for operand
12171 2 to arm_not_immediate_operand.
12173 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12175 * doc/tm.texi: Regenerated.
12177 2016-03-02 Richard Henderson <rth@redhat.com>
12180 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12181 simplification when all args are positive non-fixed registers.
12183 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12185 * target.def (lra_p): Specify that new ports should use LRA.
12187 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12190 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12191 gimplify_type_sizes the type they refer to.
12192 (omp_notice_variable): Handle reference vars to VLAs.
12193 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12194 reference to VLA decls in the second pass instead of first pass.
12196 2016-03-02 Tom de Vries <tom@codesourcery.com>
12198 PR tree-optimization/68659
12199 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12200 new_expr == NULL_TREE.
12201 (get_new_name): Handle ADDR_EXPR.
12203 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12205 PR rtl-optimization/69052
12206 * loop-invariant.c (canonicalize_address): New function.
12207 (inv_can_prop_to_addr_use): Check validity of address expression
12208 which is canonicalized by above function.
12210 2016-03-02 Alan Modra <amodra@gmail.com>
12213 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12216 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12219 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12220 (*movhi_internal): Put mask moves from and to memory separately
12221 from moves from/to GPRs.
12223 2016-03-02 Richard Biener <rguenther@suse.de>
12225 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12226 GENERIC expressions in GIMPLE.
12228 2016-03-02 Richard Biener <rguenther@suse.de>
12230 * config/i386/i386.c (type_natural_mode): Fix typo.
12232 2016-03-02 Nick Clifton <nickc@redhat.com>
12234 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12236 2016-03-02 Richard Biener <rguenther@suse.de>
12237 Uros Bizjak <ubizjak@gmail.com>
12240 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12242 2016-03-02 Richard Biener <rguenther@suse.de>
12244 PR middle-end/67278
12245 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12247 2016-03-02 Marek Polacek <polacek@redhat.com>
12250 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12251 "is promoted to" warning.
12253 2016-03-01 DJ Delorie <dj@redhat.com>
12255 * config.gcc: Deprecate mep-*.
12257 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12259 PR middle-end/70025
12260 * lra-constraints.c (regno_val_use_in): New.
12261 (match_reload): Use it instead of regno_use_in.
12263 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12265 PR rtl-optimization/70007
12266 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12267 references present in REG_EQUAL notes attached to non-SET patterns.
12269 2016-03-01 Jeff Law <law@redhat.com>
12271 PR tree-optimization/69196
12272 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12273 Appropriately clamp the number of statements to copy when the
12274 thread path does not traverse a loop backedge.
12276 PR tree-optimization/69196
12277 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12278 Do count some PHIs in the thread path against the insn count. Decrease
12279 final statement count by one as the control statement in the last
12280 block will get removed. Remove special cased code for handling PHIs
12283 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12286 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12287 asm dialect alternatives to explicit GOTPCREL calls.
12289 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12292 * ira.c (do_reload): Issue warning for generic stack checking here...
12293 * reload1.c (reload): ...instead of here and streamline it.
12295 2016-03-01 Nick Clifton <nickc@redhat.com>
12297 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12299 2016-03-01 Richard Biener <rguenther@suse.de>
12301 PR tree-optimization/69983
12302 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12303 types and fall back to operand_equal_p.
12305 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12308 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12310 * config/s390/constraints.md ("jm8"): New constraint.
12311 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12313 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12315 ("*setmem_long<setmem_and>"): New pattern.
12316 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12318 ("*setmem_long_31z<setmem_and>"): New pattern.
12319 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12320 New substitution rules with the required attributes.
12323 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12326 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12328 * gensupport.c (process_substs_on_one_elem): Split loop to
12329 complete mark_operands_used_in_match_dup on all expressions in the
12331 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12332 and remove function.
12334 2016-03-01 Richard Biener <rguenther@suse.de>
12336 PR middle-end/70022
12337 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12338 vector BIT_FIELD_REF extract.
12340 2016-03-01 Richard Biener <rguenther@suse.de>
12342 PR tree-optimization/69994
12343 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12345 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12347 PR tree-optimization/69956
12348 * tree-vect-stmts.c (supportable_widening_operation): Support
12349 multi-step conversion of boolean vectors.
12350 (supportable_narrowing_operation): Likewise.
12352 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12354 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12357 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12359 * config/s390/subst.md (DSI_VI): New mode iterator.
12360 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12361 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12362 the insn definition.
12363 ("*vec_set<mode>"): Change predicate and add alternative to
12364 support only either register or const_int operands as element
12366 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12368 ("vec_extract<mode>"): New expander.
12369 ("*vec_extract<mode>"): New insn definition supporting reg and
12370 const_int element selectors.
12371 ("*vec_extract<mode>_plus"): New insn definition supporting
12372 reg+const_int element selectors.
12373 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12374 following expander+insn definition.
12375 ("<vec_shifts_name><mode>3"): New expander.
12376 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12378 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12380 * config/s390/s390.md ("*tabort_1"): Change predicate to
12381 nonmemory_operand. Add a second alternative to cover
12382 register as well as const int operands.
12383 ("*tabort_1_plus"): New pattern definition.
12385 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12387 * config/s390/s390.md ("*ashrdi3_cc_31")
12388 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12389 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12390 Merge insn definitions into ...
12391 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12392 New pattern definition.
12393 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12394 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12395 ("*ashr<mode>3_and"): Merge insn definitions into ...
12396 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12397 New pattern definition.
12398 * config/s390/subst.md ("addr_style_op_cc_subst")
12399 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12400 substitutions patterns plus attributes.
12401 Add ashiftrt to SUBST iterator.
12403 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12405 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12406 op2 to nonmemory_operand.
12407 ("*<shift>di3_31", "*<shift>di3_31_and"):
12408 Merge into single pattern definition ...
12409 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12410 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12411 pattern definition ...
12412 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12413 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12416 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12418 * config/s390/predicates.md (const_int_6bitset_operand): New
12420 * config/s390/s390.md: Include subst.md.
12421 ("rotl<mode>3"): New expander.
12422 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12424 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12425 * config/s390/subst.md: New file.
12427 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12429 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12430 Remove RRR type. It doesn't really exist.
12431 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12433 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12434 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12435 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12436 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12437 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12438 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12439 `enabled' attribute.
12441 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12443 * gensupport.c (process_substs_on_one_elem): Split loop to
12444 complete mark_operands_used_in_match_dup on all expressions in the
12446 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12447 and remove function.
12449 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12452 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12453 (CEIL_NWORDS): ...this. Use CEIL macro.
12454 (compute_fp_layout): Adjust to above renaming.
12455 (function_arg_union_value): Likewise.
12456 (sparc_arg_partial_bytes): Likewise.
12457 (sparc_function_arg_advance): Likewise.
12459 2016-02-29 Jeff Law <law@redhat.com>
12461 PR tree-optimization/70005
12462 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12463 where an object with a boolean range is compared against a value
12466 PR tree-optimization/69999
12467 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12468 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12471 2016-02-29 Richard Biener <rguenther@suse.de>
12473 PR tree-optimization/69994
12474 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12475 (get_unary_op): Look through nop conversions.
12476 (ops_equal_values_p): New function, look for equality diregarding
12478 (eliminate_plus_minus_pair): Use ops_equal_values_p
12479 (repropagate_negates): Do not use get_unary_op here.
12481 2016-02-29 Martin Liska <mliska@suse.cz>
12483 * system.h: Poison ENABLE_CHECKING macro.
12485 2016-02-29 Martin Liska <mliska@suse.cz>
12487 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12488 is presented in dump flags.
12489 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12490 (hsa_regalloc): Likewise.
12492 2016-02-19 Richard Biener <rguenther@suse.de>
12494 PR tree-optimization/69980
12495 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12496 permutation of those we need to keep.
12498 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12501 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12502 (NWORDS_UP): ...this
12503 (init_cumulative_args): Minor tweaks.
12504 (sparc_promote_function_mode): Likewise.
12505 (scan_record_type): Delete.
12506 (traverse_record_type): New function template.
12507 (classify_data_t): New structure type.
12508 (classify_registers): New inline function.
12509 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12510 exhausted. Instantiate traverse_record_type on classify_registers and
12511 deal with the case of a structure passed in slot #15 with no FP field
12513 (assign_data_t): New structure type.
12514 (compute_int_layout): New static function.
12515 (compute_fp_layout): Likewise.
12516 (count_registers): New inline function.
12517 (assign_int_registers): New static function.
12518 (assign_fp_registers): Likewise.
12519 (assign_registers): New inline function.
12520 (function_arg_record_value_1): Delete.
12521 (function_arg_record_value_2): Likewise.
12522 (function_arg_record_value_3): Likewise.
12523 (function_arg_record_value): Adjust to above changes. Instantiate
12524 traverse_record_type on count_registers to first count the number of
12525 registers to be used and then on assign_registers to assign them.
12526 (function_arg_union_value): Adjust to above renaming.
12527 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12528 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12529 case of a structure passed in slot #15
12530 (sparc_function_arg_advance): Likewise.
12531 (function_arg_padding): Minor tweak.
12533 2016-02-29 Richard Biener <rguenther@suse.de>
12535 PR tree-optimization/69720
12536 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12537 the adjustment_def path for possibly vectorized defs.
12538 (vect_create_epilog_for_reduction): Handle vectorized initial
12541 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12543 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12545 2016-02-27 Jeff Law <law@redhat.com>
12548 2016-02-26 Richard Biener <rguenther@suse.de>
12549 Jeff Law <law@redhat.com>
12551 PR tree-optimization/69740
12552 * cfghooks.c (remove_edge): Request loop fixups if we delete
12553 an edge that might turn an irreducible loop into a natural
12556 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12558 PR rtl-optimization/69896
12559 * tree-vect-generic.c (get_compute_type): Avoid single element
12562 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12564 Rename the AArch64 tuning option and related functions to enable the
12565 Newton series for the reciprocal square root to reflect its
12566 approximative characteristic.
12568 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12569 function to "aarch64_emit_approx_rsqrt".
12570 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12571 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12572 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12573 (xgene1_tunings): Likewise.
12574 (use_rsqrt_p): Likewise.
12575 (aarch64_emit_swrsqrt): Use new function name.
12576 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12577 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12578 text explaining this option.
12579 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12581 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12584 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12585 complain about -mallow-movmisalign without -mvsx if
12586 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12588 2016-02-26 Joel Sherrill <joel@rtems.org>
12590 * config.gcc: Add x86_64-*-rtems*.
12591 * config/i386/rtems-64.h: New file.
12593 2016-02-26 Joel Sherrill <joel@rtems.org>
12595 * config.gcc: Add aarch64-*-rtems*.
12596 * config/aarch64/rtems.h: New file.
12598 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12601 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12602 shift amount using %h. Add comment.
12604 2016-02-26 Richard Biener <rguenther@suse.de>
12605 Jeff Law <law@redhat.com>
12607 PR tree-optimization/69740
12608 * cfghooks.c (remove_edge): Request loop fixups if we delete
12609 an edge that might turn an irreducible loop into a natural
12612 2016-02-26 Martin Jambor <mjambor@suse.cz>
12614 PR middle-end/69920
12615 * tree-sra.c (sra_modify_assign): Do not remove loads of
12616 uninitialized aggregates to SSA_NAMEs.
12618 2016-02-26 Richard Henderson <rth@redhat.com>
12621 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12622 pseudo in case the target rtx matches the source of the left
12625 2016-02-26 Martin Jambor <mjambor@suse.cz>
12628 * hsa.h (hsa_type_packed_p): Declare.
12629 * hsa.c (hsa_type_packed_p): New function.
12630 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12632 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12633 * hsa-brig.c (emit_basic_insn): Likewise.
12635 2016-02-26 Martin Jambor <mjambor@suse.cz>
12638 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12640 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12642 2016-02-26 Martin Jambor <mjambor@suse.cz>
12644 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12645 hsa_op_with_type operands.
12646 (hsa_unsigned_type_for_type): Declare.
12647 * hsa.c (hsa_unsigned_type_for_type): New function.
12648 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12649 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12650 the finalizer. Do not emit extra move.
12652 2016-02-26 Martin Jambor <mjambor@suse.cz>
12654 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12655 atomic operations in private segment.
12657 2016-02-26 Martin Jambor <mjambor@suse.cz>
12659 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
12660 statements to wi->info. Also disallow omp simd constructs.
12661 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
12662 for not gridifying. Dump special string for omp_for.
12664 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12667 * config/aarch64/aarch64.c (aarch64_set_current_function):
12668 Save/restore target globals when switching to
12669 target_option_default_node.
12671 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12674 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
12675 Return 0 if !SHIFT_COUNT_TRUNCATED.
12677 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12678 Eric Botcazou <ebotcazou@adacore.com>
12680 PR rtl-optimization/69891
12681 * dse.c (scan_insn): If we can't figure out memset arguments
12682 or they are non-constant, call clear_rhs_from_active_local_stores.
12684 2016-02-26 Martin Liska <mliska@suse.cz>
12686 * doc/extend.texi: Mention clog10, clog10f an clog10l
12687 in Builtins section.
12689 2016-02-26 Martin Liska <mliska@suse.cz>
12691 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
12693 (resolve_args_picking_1): Likewise.
12694 * dwarf2out.h (struct GTY): Likewise.
12696 2016-02-26 Martin Liska <mliska@suse.cz>
12698 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
12699 with flag_checking.
12700 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12702 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
12703 Martin Liska <mliska@suse.cz>
12705 * doc/install.texi: Mention --enable-valgrind-annotations.
12707 2016-02-26 Richard Biener <rguenther@suse.de>
12709 PR tree-optimization/69551
12710 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
12711 looking through aliases adjust DECL_PT_UID to refer to the
12712 ultimate alias target.
12714 2016-02-25 Martin Liska <mliska@suse.cz>
12716 PR middle-end/69919
12717 * alloc-pool.c (after_memory_report): New variable.
12718 * alloc-pool.h (base_pool_allocator ::release): Do not use
12719 the infrastructure if after_memory_report.
12720 * toplev.c (toplev::main): Mark after memory report.
12722 2016-02-25 Richard Biener <rguenther@suse.de>
12724 PR tree-optimization/48795
12725 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
12727 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
12730 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
12731 offloading is enabled and -fopenacc or -fopenmp is specified.
12732 (CRTOFFLOADEND): Likewise.
12733 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
12734 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
12735 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
12736 (offload_objects_file_name): New static var.
12737 (tool_cleanup): Remove offload_objects_file_name file.
12738 (find_offloadbeginend): Replace with ...
12739 (find_crtoffloadtable): ... this.
12740 (run_gcc): Remove offload_argc and offload_argv.
12741 Get offload_objects_file_name from -foffload-objects=... option.
12742 Read names of object files with offload from this file, pass them to
12743 compile_images_for_offload_targets. Don't call find_offloadbeginend and
12744 don't pass offloadbegin and offloadend to the linker. Don't pass
12745 offload non-LTO files to the linker, because now they're not claimed.
12747 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
12750 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12751 on builtin_unreachable.
12753 2016-02-25 Jakub Jelinek <jakub@redhat.com>
12755 PR rtl-optimization/69896
12756 * regcprop.c: Include cfgrtl.h.
12757 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
12758 than remembered mode, either delete it (if noop_move_p), or
12759 treat like copy_p but not noop_p instruction.
12761 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12764 * dwarf2out.c (gen_variable_die): Work around buggy LTO
12765 - allow NULL decl for Fortran DW_TAG_common_block variables.
12767 2016-02-24 Jason Merrill <jason@redhat.com>
12769 * common.opt (flifetime-dse): Add -flifetime-dse=1.
12771 2016-02-24 Richard Biener <rguenther@suse.de>
12772 Jakub Jelinek <jakub@redhat.com>
12774 PR middle-end/69760
12775 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
12776 conditionally executed ops to well-defined overflow behavior.
12778 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12780 PR middle-end/69915
12781 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
12784 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12786 PR rtl-optimization/69886
12787 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
12788 argument. Use it when checking validity of set instructions.
12789 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
12790 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
12792 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
12793 * store-motion.c (find_moveable_store): Update
12794 can_assign_to_reg_without_clobbers_p callsite.
12796 2016-02-24 Richard Biener <rguenther@suse.de>
12798 PR middle-end/68963
12799 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
12801 (record_nonwrapping_iv): Do not fall back to the low/high bound
12802 for non-constant IV bases if the stmt is not always executed.
12804 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12806 * config/arm/arm-cores.def (cortex-a32): New entry.
12807 * config/arm/arm-tables.opt: Regenerate.
12808 * config/arm/arm-tune.md: Regenerate.
12809 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
12810 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
12811 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
12812 for -mcpu and -mtune.
12814 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12817 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
12818 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
12819 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
12820 (atomic_loaddi_1): Delete.
12821 (atomic_loaddi): Rewrite expander using the above changes.
12823 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12826 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
12829 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12830 Richard Biener <rguenth@suse.de>
12832 PR middle-end/69909
12833 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
12834 set_mem_attributes if tem is SSA_NAME which got expanded
12837 2016-02-24 Richard Biener <rguenther@suse.de>
12839 PR tree-optimization/69907
12840 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
12841 end of permutations for BB vectorization.
12843 2016-02-24 Christian Bruel <christian.bruel@st.com>
12845 * config/arm/arm-c.c (arm_option_override): Initialize
12846 target_option_current_node.
12847 * config/arm/arm.c (arm_pragma_target_parse): Replace
12848 build_target_option_node call by target_option_current_node.
12849 Set target_option_current_node.
12852 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
12855 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
12856 define_insn_and_split to define_insn.
12857 (zero_extendqi<mode>2_dot2): Same.
12858 (extendqi<mode>2_dot): Same.
12859 (extendqi<mode>2_dot2): Same.
12861 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12863 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
12864 and add bypass for AES{D,E} and AESMC pairs.
12865 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
12868 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12870 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
12871 series for reciprocal square root in Exynos M1.
12873 2016-02-23 Martin Sebor <msebor@redhat.com>
12876 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
12877 __builtin_alloca_with_align.
12879 2016-02-23 Richard Henderson <rth@redhat.com>
12881 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
12882 (ix86_register_pragmas): Remove __seg_tls.
12883 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
12884 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
12885 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
12886 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
12887 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
12888 * doc/extend.texi (__seg_tls): Remove item.
12890 2016-02-23 Richard Biener <rguenther@suse.de>
12892 * alloc-pool.h (struct allocation_object): Make id member
12893 conditional on CHECKING_P again.
12894 (get_instance): Adjust.
12895 (base_pool_allocator): Likewise.
12897 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
12899 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
12900 (parallelize_loops): In OpenACC kernels mode, set n_threads to
12902 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
12904 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
12906 2016-02-23 Richard Biener <rguenther@suse.de>
12908 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
12909 * bitmap.h (struct bitmap_usage): Likewise.
12910 (bitmap_move): Declare.
12911 * bitmap.c (register_overhead): Take size_t argument.
12912 (bitmap_move): New function.
12913 * df-problems.c (df_rd_transfer_function): Use bitmap_move
12914 to properly account overhead.
12915 * tree.c (free_node): Use tree_size.
12917 2016-02-23 Jakub Jelinek <jakub@redhat.com>
12920 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
12921 when inverting comparison.
12924 * common.opt (Wunreachable-code): Add Warning flag.
12926 2016-02-23 Mark Wielaard <mjw@redhat.com>
12927 Jakub Jelinek <jakub@redhat.com>
12930 * cgraphunit.c (check_global_declaration): Check main_input_filename
12931 and DECL_SOURCE_FILE are not NULL.
12933 2016-02-23 Martin Jambor <mjambor@suse.cz>
12935 PR tree-optimization/69666
12936 * tree-sra.c (sra_modify_assign): Do not attempt to create
12937 default_def replacements for unscalarizable regions.
12939 2016-02-20 Mark Wielaard <mjw@redhat.com>
12942 * cgraphunit.c (check_global_declaration): Check level of
12943 warn_unused_const_variable and main_input_filename.
12944 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
12945 (-Wunused-variable): For C implies -Wunused-const-variable=1.
12946 (-Wunused-const-variable): Explain levels 1 and 2.
12948 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12951 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
12952 identical arguments. Formatting and spelling fixes.
12955 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
12960 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
12961 and m68k-devices.def.
12962 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
12963 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
12965 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
12967 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
12968 and HImode registers.
12970 2016-02-22 Richard Biener <rguenther@suse.de>
12972 PR tree-optimization/69882
12973 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
12974 preserve permutations present because of gaps.
12975 (vect_supported_load_permutation_p): Always continue checking
12976 permutations after vect_attempt_slp_rearrange_stmts.
12978 2016-02-22 Bin Cheng <bin.cheng@arm.com>
12980 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
12981 min_profitable_estimate, rather than min_profitable_iters.
12983 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12986 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
12987 SImode for last match_operand.
12989 2016-02-22 Martin Liska <mliska@suse.cz>
12991 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
12992 return bitsize - 1 as the return value.
12994 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
12998 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
12999 Handle negative shift counts.
13000 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13001 force_reg on the shift constant.
13002 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13003 (lshrsi3_d): Handle negative shift counts.
13005 2016-02-22 Richard Biener <rguenther@suse.de>
13006 Tom de Vries <tom@codesourcery.com>
13008 * graph.c: Include dumpfile.h.
13009 (print_graph_cfg): Split into three overloads.
13010 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13012 2016-02-22 Tom de Vries <tom@codesourcery.com>
13014 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13017 2016-02-22 Richard Biener <rguenther@suse.de>
13020 * ipa-inline-transform.c (inline_call): When not updating
13021 overall summaries adjust self size by the growth estimate.
13022 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13023 hash-set, do not update overall summaries here. Renamed from ...
13024 (inline_to_all_callers): ... this which is now wrapping the
13025 above and performing delayed overall summary update.
13026 (early_inline_small_functions): Delay updating of the overall
13029 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13031 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13034 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13037 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13038 :%* in %:gt() argument.
13039 (greater_than_spec_func): Adjust for expecting only numbers,
13040 if there are more than two numbers, compare the last two.
13042 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13044 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13045 -Wnarrowing with -std.
13047 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13050 * expr.c (store_field): Don't use bit-field path if exp is
13051 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13052 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13053 and the assignment can be performed by bitwise copy. Formatting
13056 PR middle-end/69838
13057 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13058 call copy_reg_eh_region_note_forward on before and/or after sequences
13059 and remove note from insn if it no longer can throw.
13062 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13063 if TARGET_AVX512BW.
13065 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13067 * config/s390/vector.md: Add missing commutative operand markers
13068 to the patterns which qualify for one.
13069 * config/s390/vx-builtins.md: Likewise.
13071 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13073 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13074 types to mode iterators.
13075 (vec_double): ... and mode attribute.
13076 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13078 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13080 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13081 Change the predicate of op2 from nonimmediate to general and let
13082 reload fix it if necessary.
13084 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13086 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13088 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13090 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13093 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13095 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13096 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13097 * config/s390/s390.md ("movstr<P:mode>"): Call
13098 s390_expand_vec_movstr.
13100 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13102 * config/s390/s390.md: Add missing output modifier for operand 1
13103 to print it as address properly.
13105 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13107 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13108 * config/s390/2964.md: New file.
13109 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13110 of insn grouping attributes depending on the CPU level.
13111 (s390_get_unit_mask): New function.
13112 (s390_sched_score): Remove the OOO from the scheduling macros.
13113 Add loop to calculate a score for the instruction mix.
13114 (s390_sched_reorder): Likewise plus improve debug output.
13115 (s390_sched_variable_issue): Rename macros as above. Calculate
13116 the unit distances after actually scheduling an insn. Improve
13118 (s390_sched_init): Clear last_scheduled_unit_distance array.
13119 * config/s390/s390.md: Include 2964.md.
13121 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13124 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13125 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13126 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13127 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13128 *avx512f_<code>v8div16qi2_mask_1): New insns.
13130 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13133 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13136 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13137 earlyclobber from target. Use wF constraint for fused memory
13139 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13141 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13142 Martin Liska <mliska@suse.cz>
13145 * cfgexpand.c (asan_sanitize_stack_p): New function.
13146 (partition_stack_vars): Use the function.
13147 (expand_stack_vars): Likewise.
13148 (defer_stack_allocation): Likewise.
13149 (expand_used_vars): Likewise.
13151 2016-02-18 Richard Biener <rguenther@suse.de>
13153 PR middle-end/69553
13154 * fold-const.c (operand_equal_p): Properly compare offsets for
13155 IMAGPART_EXPR and ARRAY_REF.
13157 2016-02-18 Nick Clifton <nickc@redhat.com>
13161 * config/arm/arm.c (arm_option_override_internal): Disable
13162 interworking if the target does not support thumb instructions.
13163 (arm_reload_in_hi): Handle the case where a register to register
13164 move needs reloading because there is no simple pattern to handle
13166 (arm_reload_out_hi): Likewise.
13168 2016-02-18 Richard Biener <rguenther@suse.de>
13170 PR middle-end/69854
13171 * match.pd: Don't use fold_binary or fold_unary for folding
13174 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13177 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13178 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13179 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13180 warn on gimple_no_warning_p statements.
13182 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13184 * doc/extend.texi (C++ Attributes): Correct description of
13185 warn_unused type attribute.
13187 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13189 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13190 correct instruction.
13192 2016-02-17 Richard Biener <rguenther@suse.de>
13194 PR rtl-optimization/69609
13195 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13196 (find_traces_1_round): When ending a trace update cached priority
13198 (bb_to_key): Use cached priority when available.
13199 (copy_bb): Initialize cached priority.
13200 (reorder_basic_blocks_software_trace_cache): Likewise.
13202 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13205 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13207 (aarch64_comparison_operator): Break overly long line into two.
13208 (aarch64_comparison_operation): Likewise.
13209 * config/aarch64/aarch64.md (cstorecc4): Use
13210 aarch64_comparison_operator_mode instead of
13211 aarch64_comparison_operator.
13212 (cstore<mode>4): Likewise.
13213 (aarch64_cstore<mode>): Likewise.
13214 (*cstoresi_insn_uxtw): Likewise.
13215 (cstore<mode>_neg): Likewise.
13216 (*cstoresi_neg_uxtw): Likewise.
13218 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13221 * config/arm/predicates.md (arm_comparison_operator_mode):
13223 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13224 instead of arm_comparison_operator.
13225 (*mov_negscc): Likewise.
13226 (*mov_notscc): Likewise.
13227 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13228 (*thumb2_mov_negscc): Likewise.
13229 (*thumb2_mov_negscc_strict_it): Likewise.
13230 (*thumb2_mov_notscc): Likewise.
13231 (*thumb2_mov_notscc_strict_it): Likewise.
13233 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13235 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13236 Add missing return.
13238 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13240 * config/visium/visium.c (machine_libfunc_index): New enum.
13241 (machine_libfuncs): New structure.
13242 (visium_libfuncs): New static variable.
13243 (TARGET_INIT_LIBFUNCS): Define to...
13244 (visium_init_libfuncs): ...this. New function.
13245 (expand_block_move_4): Use the appropriate libfunc.
13246 (expand_block_move_2): Likewise.
13247 (expand_block_move_1): Likewise.
13248 (expand_block_set_4): Likewise.
13249 (expand_block_set_2): Likewise.
13250 (expand_block_set_1): Likewise.
13251 (visium_trampoline_init): Likewise.
13253 2016-02-17 Nick Clifton <nickc@redhat.com>
13255 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13256 TI's devices.csv file as of March 2016.
13258 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13261 * opts-global.c (handle_common_deferred_options): Introduce and
13262 initialize two global variables to remember command-line options
13263 specifying a stack-limiting register.
13264 * opts.h: Add extern declarations of the two new global variables.
13265 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13266 variable based on the values of the two new global variables.
13268 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13271 * common.opt (Wnonnull-compare): New warning.
13272 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13273 of arguments against NULL.
13274 (-Wnonnull-compare): Document.
13275 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13276 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13277 * passes.def (pass_warn_nonnull_compare): Add.
13278 * gimple-ssa-nonnull-compare.c: New file.
13280 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13282 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13283 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13285 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13287 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13288 reciprocal sqrt for -mlow-precision-recip-sqrt.
13290 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13291 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13293 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13294 always use lane loads to construct non-constant vectors.
13296 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13298 * config/aarch64/aarch64.md
13299 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13300 constraints for operand 3.
13301 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13303 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13304 Richard Biener <rguenther@suse.de>
13306 PR tree-optimization/69820
13307 * tree-vect-patterns.c (type_conversion_p): Return false if
13308 *orig_type is unsigned single precision or boolean.
13309 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13312 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13314 PR rtl-optimization/69764
13315 PR rtl-optimization/69771
13316 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13317 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13319 2016-02-16 Richard Biener <rguenther@suse.de>
13321 PR tree-optimization/69776
13322 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13324 (indirect_refs_may_alias_p): Likewise.
13325 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13326 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13327 according to tbaa_p.
13328 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13329 (optimize_stmt): For redundant store discovery do not allow tbaa.
13331 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13333 PR tree-optimization/69714
13334 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13335 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13337 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13339 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13340 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13341 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13342 * config/arc/arc.c (arc_init): Check FPU options.
13343 (get_arc_condition_code): Handle new CC_FPU* modes.
13344 (arc_select_cc_mode): Likewise.
13345 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13346 register pair only. Allow access for ARCv2 accumulator.
13347 (gen_compare_reg): Whenever we have FPU support use FPU compare
13349 (arc_reorg): Don't generate brcc insns when FPU compare
13350 instructions are involved.
13351 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13352 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13353 floating point emulation.
13354 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13355 (REVERSE_CONDITION): Add new CC_FPU* modes.
13356 (TARGET_FP_SP_BASE): Define.
13357 (TARGET_FP_DP_BASE): Likewise.
13358 (TARGET_FP_SP_FUSED): Likewise.
13359 (TARGET_FP_DP_FUSED): Likewise.
13360 (TARGET_FP_SP_CONV): Likewise.
13361 (TARGET_FP_DP_CONV): Likewise.
13362 (TARGET_FP_SP_SQRT): Likewise.
13363 (TARGET_FP_DP_SQRT): Likewise.
13364 (TARGET_FP_DP_AX): Likewise.
13365 * config/arc/arc.md (ARCV2_ACC): New constant.
13366 (type): New fpu type attribute.
13367 (SDF): Conditional iterator.
13368 (cstore<mode>, cbranch<mode>): Change expand condition.
13369 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13370 handles FPU/FPX cases as well.
13371 * config/arc/arc.opt (mfpu): New option.
13372 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13374 (adddf3, muldf3, subdf3): Removed.
13375 * config/arc/predicates.md (proper_comparison_operator): Recognize
13377 * config/arc/fpu.md: New file.
13378 * doc/invoke.texi (ARC Options): Document mfpu option.
13380 2016-02-16 Richard Biener <rguenther@suse.de>
13382 PR rtl-optimization/69291
13383 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13384 noce_operand_ok check.
13386 2016-02-16 Tom de Vries <tom@codesourcery.com>
13389 * omp-low.c (simd_clone_create): Remove call to
13390 symtab->call_cgraph_insertion_hooks.
13392 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13394 PR tree-optimization/69802
13395 * tree-ssa-reassoc.c (update_range_test): If op is
13396 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13397 op == 1 test of precision 1 integral op, otherwise handle
13398 that case as op itself. Fix up formatting.
13399 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13402 2016-02-16 Richard Biener <rguenther@suse.de>
13404 PR tree-optimization/69586
13405 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13406 types for conversion sources.
13408 2016-02-16 Richard Biener <rguenther@suse.de>
13410 PR middle-end/69801
13411 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13412 mask OEP_ADDRESS_OF.
13414 2016-02-16 Alan Modra <amodra@gmail.com>
13417 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13418 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13419 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13421 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13422 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13423 (p8_fmrgow_<mode>): Likewise.
13424 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13426 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13427 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13428 to use movdi_internal64. Remove op0_di.
13429 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13431 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13433 Add support for the FCCMP insn types
13435 * config/aarch64/aarch64.md (fccmp): Change insn type.
13436 (fccmpe): Likewise.
13437 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13438 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13439 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13440 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13441 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13442 * config/arm/types.md (fccmps): Add new insn type.
13443 (fccmpd): Likewise.
13445 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13447 * alias.c (get_alias_set): Fix a typo in comment.
13449 2016-02-15 Richard Biener <rguenther@suse.de>
13451 PR tree-optimization/69595
13452 * match.pd: Complete range test simplification to true.
13454 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13456 PR rtl-optimization/69648
13457 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13458 pic_offset_table_rtx.
13460 PR rtl-optimization/69752
13461 * ira.c (update_equiv_regs): When looking for more than a single SET,
13462 also take other side effects into account.
13464 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13466 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13467 for z900+ CPUs in 31-bit mode.
13469 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13471 * common/config/s390/s390-common.c (s390_supports_split_stack):
13473 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13474 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13475 * config/s390/s390.c (struct machine_function): New field
13476 split_stack_varargs_pointer.
13477 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13478 in s390_emit_prologue.
13479 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13481 (morestack_ref): New global.
13482 (SPLIT_STACK_AVAILABLE): New macro.
13483 (s390_expand_split_stack_prologue): New function.
13484 (s390_live_on_entry): New function.
13485 (s390_va_start): Use split-stack vararg pointer if appropriate.
13486 (s390_asm_file_end): Emit the split-stack note sections.
13487 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13488 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13489 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13490 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13491 (split_stack_prologue): New expand.
13492 (split_stack_space_check): New expand.
13493 (split_stack_data): New insn.
13494 (split_stack_call): New expand.
13495 (split_stack_call_*): New insn.
13496 (split_stack_cond_call): New expand.
13497 (split_stack_cond_call_*): New insn.
13499 2016-02-15 Richard Biener <rguenther@suse.de>
13501 PR tree-optimization/69783
13502 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13503 Add trivially correct cases.
13505 2016-02-15 Tom de Vries <tom@codesourcery.com>
13508 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13510 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13512 2016-02-15 Richard Biener <rguenther@suse.de>
13514 PR tree-optimization/69776
13515 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13516 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13517 indicate whether we can use TBAA to disambiguate against stores.
13518 Use alias-set zero if not.
13519 (visit_reference_op_store): Do not use TBAA when looking up
13521 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13522 (eliminate_dom_walker::before_dom_children): But not when looking
13523 up redundant stores.
13525 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13527 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13529 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13531 * config/i386/znver1.md
13532 (znver1_pop, znver1_pop_mem,
13533 znver1_load_imov_double_store,
13534 znver1_load_imov_direct_store,
13535 znver1_load_imov_direct_load,
13536 znver1_load_imov_double_load): Add new.
13537 (znver1_insn, znver1_insn_load): Add icmov type.
13538 (znver1_sseavx_fma,
13539 znver1_sseavx_fma_load,
13541 znver1_avx256_fma_load): Fix pipe usage.
13543 2016-02-14 Alan Modra <amodra@gmail.com>
13546 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13547 with an invalid hard reg, reload just the reg not the entire
13548 pre/post-inc/dec address expression.
13550 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13553 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13554 fixed R1_REG scratch reg.
13555 (sibcall_value_pcrel_fdpic): Likewise.
13557 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13561 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13563 2016-02-12 Walter Lee <walt@tilera.com>
13565 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13566 * config/tilegx/t-tilegx: Likewise.
13568 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13571 * diagnostic-show-locus.c (struct line_span): New struct.
13572 (layout::get_first_line): Delete.
13573 (layout::get_last_line): Delete.
13574 (layout::get_num_line_spans): New member function.
13575 (layout::get_line_span): Likewise.
13576 (layout::print_heading_for_line_span_index_p): Likewise.
13577 (layout::get_expanded_location): Likewise.
13578 (layout::calculate_line_spans): Likewise.
13579 (layout::m_first_line): Delete.
13580 (layout::m_last_line): Delete.
13581 (layout::m_line_spans): New field.
13582 (layout::layout): Update comment. Replace m_first_line and
13583 m_last_line with m_line_spans, replacing their initialization
13584 with a call to calculate_line_spans.
13585 (diagnostic_show_locus): When printing source lines and
13586 annotations, rather than looping over a single span
13587 of lines, instead loop over each line_span within
13588 the layout, with an inner loop over the lines within them.
13589 Call the context's start_span callback when changing line spans.
13590 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13591 (diagnostic_build_prefix): Break out the building of the location
13592 part of the string into...
13593 (diagnostic_get_location_text): ...this new function, rewriting
13594 it from nested ternary expressions to a sequence of "if"
13596 (default_diagnostic_start_span_fn): New function.
13597 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13598 (diagnostic_context::start_span): New field.
13599 (default_diagnostic_start_span_fn): New prototype.
13601 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13604 * gcc.c (driver::finalize): Fix cleanup of "specs".
13606 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13610 * gcc.c (driver::driver): Initialize m_option_suggestions.
13611 (driver::~driver): Clean up m_option_suggestions.
13612 (suggest_option): Convert to...
13613 (driver::suggest_option): ...this, and split out into
13614 driver::build_option_suggestions and find_closest_string.
13615 (driver::build_option_suggestions): New function, from
13616 first half of suggest_option. Special-case
13617 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13618 the sanitizer_opts array. For options of enum types, add the
13619 various enum values to the candidate strings.
13620 (driver::handle_unrecognized_options): Remove "const".
13621 * gcc.h (driver::handle_unrecognized_options): Likewise.
13622 (driver::build_option_suggestions): New decl.
13623 (driver::suggest_option): New decl.
13624 (driver::m_option_suggestions): New field.
13625 * opts-common.c (add_misspelling_candidates): New function.
13626 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13627 and make non-static.
13628 * opts.h (sanitizer_opts): New array decl.
13629 (add_misspelling_candidates): New function decl.
13630 * spellcheck.c (find_closest_string): New function.
13631 * spellcheck.h (find_closest_string): New function decl.
13633 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13635 PR rtl-optimization/69764
13636 PR rtl-optimization/69771
13637 * optabs.c (expand_binop_directly): For shift_optab_p, force
13638 convert_modes with VOIDmode if xop1 has VOIDmode.
13640 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13643 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13644 to correctly determine instrumentation thunks.
13646 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13649 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13650 type by reference, force lhs on the call.
13653 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13654 Compute retval and retbnd early in all cases if split_part_return_p
13655 and return_bb is not EXIT. Remove all clobber stmts and reset
13656 all debug stmts that refer to SSA_NAMEs defined in split part,
13657 except if it is retval, in that case replace the old retval with the
13658 lhs of the call to the split part.
13660 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13663 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13665 PR middle-end/66726
13666 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13667 whose result is used in PHI.
13668 (maybe_optimize_range_tests): Likewise.
13669 (final_range_test_p): Likweise.
13671 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13673 PR middle-end/66726
13674 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13675 whose result is used in PHI.
13676 (maybe_optimize_range_tests): Likewise.
13677 (final_range_test_p): Likweise.
13679 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13681 * cgraph.c: Spelling fixes - behaviour -> behavior and
13682 neighbour -> neighbor.
13683 * target.def: Likewise.
13684 * sel-sched.c: Likewise.
13685 * config/mips/mips.c: Likewise.
13686 * config/arc/arc.md: Likewise.
13687 * config/arm/cortex-a57.md: Likewise.
13688 * config/arm/arm.c: Likewise.
13689 * config/arm/neon.md: Likewise.
13690 * config/arm/arm-c.c: Likewise.
13691 * config/vms/vms-c.c: Likewise.
13692 * config/s390/s390.c: Likewise.
13693 * config/i386/znver1.md: Likewise.
13694 * config/i386/i386.c: Likewise.
13695 * config/ia64/hpux-unix2003.h: Likewise.
13696 * config/msp430/msp430.md: Likewise.
13697 * config/rx/rx.c: Likewise.
13698 * config/rx/rx.md: Likewise.
13699 * config/aarch64/aarch64-simd.md: Likewise.
13700 * config/aarch64/aarch64.c: Likewise.
13701 * config/nvptx/nvptx.c: Likewise.
13702 * config/bfin/bfin.c: Likewise.
13703 * config/cris/cris.opt: Likewise.
13704 * config/rs6000/rs6000.c: Likewise.
13705 * target.h: Likewise.
13706 * spellcheck.c: Likewise.
13707 * ira-build.c: Likewise.
13708 * tree-inline.c: Likewise.
13709 * builtins.c: Likewise.
13710 * lra-constraints.c: Likewise.
13711 * explow.c: Likewise.
13712 * hwint.h: Likewise.
13713 * targhooks.c: Likewise.
13714 * tree-vect-data-refs.c: Likewise.
13715 * expr.c: Likewise.
13716 * doc/tm.texi: Likewise.
13717 * doc/extend.texi: Likewise.
13718 * doc/install.texi: Likewise.
13719 * doc/md.texi: Likewise.
13720 * tree-ssa-tail-merge.c: Likewise.
13721 * sched-int.h: Likewise.
13722 * match.pd: Likewise.
13723 * sched-ebb.c: Likewise.
13724 * target.def (omit_struct_return_reg): Likewise.
13725 * gimple-ssa-isolate-paths.c: Likewise.
13726 (find_implicit_erroneous_behaviour): Renamed to...
13727 (find_implicit_erroneous_behavior): ... this.
13728 (find_explicit_erroneous_behaviour): Renamed to...
13729 (find_explicit_erroneous_behavior): ... this.
13730 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
13732 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
13734 PR rtl-optimization/64682
13735 PR rtl-optimization/69567
13736 PR rtl-optimization/69737
13737 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
13738 in I2 as well, just lose it.
13740 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13742 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
13744 (aarch64_last_printed_tune_string): Likewise.
13745 (aarch64_declare_function_name): Only output .arch assembler
13746 directive if it will be different from the previously output
13747 directive. Same for .tune comment but only if -dA is set.
13748 (aarch64_start_file): New function.
13749 (TARGET_ASM_FILE_START): Define.
13751 2016-02-11 David Malcolm <dmalcolm@redhat.com>
13754 * Makefile.in (PLUGIN_HEADERS): Add params.list.
13756 2016-02-11 Jakub Jelinek <jakub@redhat.com>
13759 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
13760 -Wmaybe-uninitialized warning.
13762 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
13765 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
13767 2016-02-11 Richard Biener <rguenther@suse.de>
13769 PR rtl-optimization/69291
13770 * ifcvt.c (noce_try_store_flag_constants): Do not allow
13771 subexpressions affected by changing the result.
13773 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
13776 * lra-constraints.c (curr_insn_transform): Find in/out operands
13777 for secondary memory moves. Update dups.
13779 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13781 PR tree-optimization/69652
13782 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
13783 to nested loop, did source re-formatting, skip debug statements,
13784 add check on statement with volatile operand, remove dead scalar
13787 2016-02-10 Jakub Jelinek <jakub@redhat.com>
13788 Patrick Palka <ppalka@gcc.gnu.org>
13792 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
13793 calls if the return type is TREE_ADDRESSABLE.
13794 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
13795 * ipa-split.c (split_function): Fix doubled "we" in comment.
13796 Use void return type for the split part even if
13797 !split_point->split_part_set_retval.
13799 2016-02-10 Bin Cheng <bin.cheng@arm.com>
13801 PR tree-optimization/68021
13802 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
13803 when computing the value of biv cand by itself.
13805 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13807 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
13808 (cortexa57_tunings): Likewise.
13809 (cortexa72_tunings): Likewise.
13810 (arch_macro_fusion_pair_p): Add support for AES fusion.
13811 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
13812 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
13813 Allow virtual registers before reload so early scheduling works.
13814 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
13815 correct latency and pipeline.
13816 (cortex_a57_crypto_complex): Likewise.
13817 (cortex_a57_crypto_xor): Likewise.
13818 (define_bypass): Add AES bypass.
13820 2016-02-10 Richard Biener <rguenther@suse.de>
13822 PR tree-optimization/69726
13823 * passes.def: Add DCE pass before late uninit.
13824 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
13825 really fixup if-conversions job.
13827 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13829 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
13830 (arm_cortex_a57_tune): Likewise.
13831 (aarch_macro_fusion_pair_p): Add support for AES fusion.
13832 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
13834 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
13836 * timevar.def (TV_PHASE_DBGINFO): Delete.
13837 (TV_PHASE_CHECK_DBGINFO): Likewise.
13838 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
13840 2016-02-10 Richard Biener <rguenther@suse.de>
13842 PR tree-optimization/69719
13843 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13844 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
13846 2016-02-09 Andrew Pinski <apinski@cavium.com>
13849 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
13850 get_vcond_mask_icode returns false.
13852 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
13855 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
13856 an ADDIS that adds a pointer to a large constant that sets the
13857 upper16 bits with a load operation.
13859 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13862 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
13864 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
13866 (vzipq_s16): Likewise.
13867 (vzipq_s32): Likewise.
13868 (vzipq_f32): Likewise.
13869 (vzipq_u8): Likewise.
13870 (vzipq_u16): Likewise.
13871 (vzipq_u32): Likewise.
13872 (vzipq_p8): Likewise.
13873 (vzipq_p16): Likewise.
13875 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13878 * config/arm/arm.c (neon_endian_lane_map): New function.
13879 (neon_vector_pair_endian_lane_map): New function.
13880 (arm_evpc_neon_vuzp): Allow for big endian lane order.
13881 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
13883 (vuzpq_s16): Likewise.
13884 (vuzpq_s32): Likewise.
13885 (vuzpq_f32): Likewise.
13886 (vuzpq_u8): Likewise.
13887 (vuzpq_u16): Likewise.
13888 (vuzpq_u32): Likewise.
13889 (vuzpq_p8): Likewise.
13890 (vuzpq_p16): Likewise.
13892 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
13895 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
13898 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
13900 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
13901 truncate const_int operand 1 to QImode.
13903 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
13905 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
13906 corresponding to an abnormal edge.
13908 2016-02-09 Tom de Vries <tom@codesourcery.com>
13910 PR tree-optimization/69599
13911 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
13913 (find_func_aliases_for_builtin_call, find_func_clobbers)
13914 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
13917 2016-02-09 Richard Biener <rguenther@suse.de>
13919 PR tree-optimization/69715
13920 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
13921 LHS on calls as non-rewritable.
13923 2016-02-09 Tom de Vries <tom@codesourcery.com>
13926 * lto-wrapper.c (append_diag_options): New function.
13927 (compile_offload_image): Call append_diag_options.
13929 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
13932 * doc/extend.texi (Flag Output Operands): Correct sectioning.
13933 Minor copy-edit to fix verb tenses.
13935 2016-02-08 Jakub Jelinek <jakub@redhat.com>
13937 PR tree-optimization/69209
13938 * ipa-split.c (split_function): If split part is not
13939 returning retval, retval has gimple type but is not
13940 gimple value, force it into a SSA_NAME first.
13942 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
13944 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
13947 2016-02-08 Jason Merrill <jason@redhat.com>
13950 * convert.c (convert_to_integer_1): Check dofold on truncation
13952 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
13953 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
13954 Rename from *_nofold.
13955 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
13956 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
13958 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
13961 * tree.c (build_common_tree_nodes): Remove short_double argument.
13962 All callers changed.
13963 * tree.h (build_common_tree_nodes): Adjust declaration.
13964 * doc/invoke.texi (-fshort-double): Remove documentation.
13965 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13966 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
13967 * lto-wrapper.c (merge_and_complain, append_compiler_options)
13968 (append_linker_options): Don't handle OPT_fshort_double.
13970 PR rtl-optimization/68730
13971 * lra-remat.c (insn_to_cand_activation): New static variable.
13972 (lra_remat): Allocate and free it.
13973 (create_cand): New arg activation. Initialize a field in
13974 insn_to_cand_activation if it is nonnull.
13975 (create_cands): Pass the activation insn to create_cand when making
13976 a candidate involving an output reload. Reorganize code a little.
13977 (do_remat): Keep track of active status of candidates in a separate
13980 2016-02-08 Richard Biener <rguenther@suse.de>
13982 PR tree-optimization/69719
13983 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13984 Properly use absolute of the difference of the two offsets to
13985 compare or adjust the segment length.
13987 2016-02-08 Richard Biener <rguenther@suse.de>
13988 Jeff Law <law@redhat.com>
13991 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
13992 types for anonymous SSA names.
13994 2016-02-08 Richard Biener <rguenther@suse.de>
13996 PR rtl-optimization/69274
13997 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
13999 2016-02-08 Jeff Law <law@redhat.com>
14001 PR tree-optimization/65917
14002 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14003 equivalences from if (x == y) style conditionals.
14004 (loop_depth_of_name): Remove.
14005 (record_equality): Remove loop depth check.
14006 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14007 (const_and_copies::record_const_or_copy_raw): New member function.
14008 * tree-ssa-scopedtables.c
14009 (const_and_copies::record_const_or_copy_raw): New, factored out of
14010 (const_and_copies::record_const_or_copy): Call new member function.
14012 2016-02-05 Jeff Law <law@redhat.com>
14014 PR tree-optimization/68541
14015 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14016 (count_stmts_in_block): New function.
14017 (poor_ifcvt_candidate_code): Likewise.
14018 (is_feasible_trace): Add some heuristics to determine when path
14019 splitting is profitable.
14020 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14021 is a diamond with a single exit.
14023 2016-02-05 Martin Sebor <msebor@redhat.com>
14026 * doc/invoke.texi: Update -Wplacement-new to take an optional
14029 2016-02-06 Richard Henderson <rth@redhat.com>
14032 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14033 out of non-standard address spaces.
14035 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14037 PR rtl-optimization/69691
14038 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14040 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14042 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14043 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14044 (*ieee128_mfvsrd_64bit): Likewise.
14045 (*ieee128_mfvsrd_32bit): Likewise.
14047 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14051 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14053 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14054 instrumented_version.
14056 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14058 * doc/invoke.texi (Optimize Options): In table of --param options
14059 rename second occurrence of tracer-min-branch-ratio to
14060 tracer-min-branch-probability, rename
14061 tracer-min-branch-ratio-feedback to
14062 tracer-min-branch-probability-feedback and clarify description,
14063 rename sched-spec-state-edge-prob-cutoff to
14064 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14065 to selsched-insns-to-rename, rename lto-minpartition to
14066 lto-min-partition, delete reorder-blocks-duplicate and
14067 reorder-blocks-duplicate-feedback.
14069 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14071 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14074 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14076 * doc/extend.texi: S/390: Correct some typos.
14078 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14080 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14082 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14085 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14086 (s390_register_info_gprtofpr): Use new macros above.
14087 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14089 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14090 its name. Adjust restore and save gpr ranges.
14091 (s390_register_info_set_ranges): New function.
14092 (s390_register_info): Use new macros above. Call
14093 s390_register_info_set_ranges.
14094 (s390_optimize_register_info): Likewise.
14095 (s390_hard_regno_rename_ok): Use new macros.
14096 (s390_hard_regno_scratch_ok): Likewise.
14097 (s390_emit_epilogue): Likewise.
14098 (s390_can_use_return_insn): Likewise.
14099 (s390_optimize_prologue): Likewise.
14100 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14102 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14105 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14107 (ix86_option_override_internal): Disable TARGET_STV even for
14108 -m{incoming,preferred}-stack-boundary=3.
14110 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14112 * config.gcc: Mark deprecated rtems targets as obsolete.
14114 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14116 PR rtl-optimization/64682
14117 PR rtl-optimization/69567
14118 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14119 before I2 only if the register is both used and set in I2.
14121 2016-02-04 DJ Delorie <dj@redhat.com>
14123 * config/msp430/msp430.c (msp430_start_function): Add function type.
14125 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14128 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14130 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14132 PR rtl-optimization/69577
14134 2015-10-29 Richard Henderson <rth@redhat.com>
14138 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14139 sse check to the exact conditions of PR 67609.
14141 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14144 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14145 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14146 not allowed into the traditional Altivec registers.
14147 (movtd_64bit_nodm): Likewise.
14148 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14150 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14152 * config/aarch64/cortex-a57-fma-steering.c
14153 (aarch64_register_fma_steering): Remove "static" from arguments
14156 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14159 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14160 twice when complex.
14162 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14164 * doc/invoke.texi: Delete -mno-fma4.
14166 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14168 PR rtl-optimization/69577
14169 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14170 (find_subregs_of_mode): Update accordingly. Iterate over partial
14173 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14175 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14176 * config/arm/arm.c (neon_reinterpret): Remove.
14177 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14178 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14179 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14180 vreinterpretti): Remove.
14181 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14182 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14183 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14184 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14185 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14186 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14187 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14188 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14189 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14190 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14191 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14192 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14193 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14194 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14195 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14196 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14197 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14198 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14199 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14200 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14201 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14202 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14203 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14204 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14205 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14206 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14207 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14208 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14209 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14210 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14211 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14212 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14213 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14214 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14215 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14216 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14217 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14218 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14219 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14220 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14221 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14222 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14223 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14224 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14225 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14226 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14227 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14228 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14229 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14230 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14231 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14232 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14233 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14234 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14235 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14236 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14237 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14238 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14239 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14240 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14241 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14242 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14243 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14244 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14245 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14246 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14247 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14248 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14249 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14250 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14251 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14252 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14253 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14254 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14255 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14256 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14257 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14258 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14259 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14260 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14261 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14262 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14263 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14264 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14265 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14266 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14267 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14268 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14269 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14270 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14271 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14272 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14273 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14274 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14275 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14276 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14277 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14278 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14279 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14280 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14281 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14282 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14283 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14285 2016-02-04 Martin Liska <mliska@suse.cz>
14288 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14289 that are gimple_store_p.
14290 (maybe_instrument_call): Likewise.
14292 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14294 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14295 register scaling out of memory reference and comment why.
14297 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14301 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14302 folding the source of a SET.
14304 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14308 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14309 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14311 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14315 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14318 2016-02-04 Christian Bruel <christian.bruel@st.com>
14320 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14321 * config/arm/arm.c (arm_set_current_function): Likewise.
14323 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14324 Ilya Enkovich <enkovich.gnu@gmail.com>
14325 H.J. Lu <hongjiu.lu@intel.com>
14328 * config/i386/i386.c (convert_scalars_to_vector): Remove
14329 stack alignment fixes.
14330 (ix86_option_override_internal): Disable TARGET_STV if stack
14331 might not be aligned enough.
14332 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14334 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14336 * config/i386/x86-tune.def: Disable default prefetching
14339 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14340 Vladimir Makarov <vmakarov@redhat.com>
14343 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14344 in validating fused toc addresses.
14346 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14349 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14350 range->m_caret fields if range->m_show_caret_p is false.
14353 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14354 Force oldval into register if it does not satisfy reg_or_short_operand
14355 predicate. Fix up formatting.
14357 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14358 Alexandre Oliva <aoliva@redhat.com>
14361 * lra-constraints.c (simplify_operand_subreg): Check additionally
14362 address validity after potential reloading.
14363 (process_address_1): Check insns validity. In case of failure do
14366 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14369 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14372 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14374 * wide-int.cc (canonize_uhwi): New function.
14375 (wi::divmod_internal): Use it.
14377 2016-02-02 James Norris <jnorris@codesourcery.com
14379 * gimplify.c (omp_notice_variable): Add usage check.
14381 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14383 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14384 like LE, GE, LT, GT when emitting relational operator.
14386 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14388 * ira-costs.c (find_costs_and_classes): Add extra argument.
14389 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14390 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14391 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14392 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14393 Add best_class parameter, and return it if not ALL_REGS.
14394 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14396 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14397 Update target hook.
14399 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14401 * config/aarch64/aarch64.c
14402 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14403 (aarch64_ira_change_pseudo_allocno_class): New function.
14405 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14408 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14410 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14412 * config/avr/avr.c (avr_option_override): Set
14413 PARAM_ALLOW_STORE_DATA_RACES to 1.
14415 2016-02-02 Richard Biener <rguenther@suse.de>
14417 PR tree-optimization/69595
14418 * match.pd: Add range test simplifications to true/false.
14420 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14422 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14423 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14426 2016-02-02 Richard Biener <rguenther@suse.de>
14428 PR tree-optimization/69606
14429 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14430 info on the result before moving a stmt.
14432 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14434 PR middle-end/68542
14435 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14436 branch with vector comparison.
14437 * config/i386/sse.md (VI48_AVX): New mode iterator.
14438 (define_expand "cbranch<mode>4): Add support for conditional branch
14439 with vector comparison.
14440 * tree-vect-loop.c (optimize_mask_stores): New function.
14441 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14442 has_mask_store field of vect_info.
14443 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14444 vectorized loops having masked stores after vec_info destroy.
14445 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14446 correspondent macros.
14447 (optimize_mask_stores): Add prototype.
14449 2016-02-02 Alan Modra <amodra@gmail.com>
14452 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14455 2016-02-02 Alan Modra <amodra@gmail.com>
14458 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14459 whenever toc_label_name used.
14460 (rs6000_file_start): Don't set up toc section here,
14461 (rs6000_output_function_epilogue): do so here instead,
14462 (rs6000_xcoff_file_start): and here.
14463 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14464 (load_toc_aix_di): Likewise.
14466 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14468 PR rtl-optimization/69592
14469 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14470 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14471 (num_sign_bit_copies_binary_arith_p): New inline function.
14472 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14474 2016-02-01 Jeff Law <law@redhat.com>
14476 PR tree-optimization/69580
14477 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14478 * tree-ssa-threadbackward.c
14479 (fsm_find_control_statement_thread_paths): Do not try to walk
14480 through large PHI nodes.
14482 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14484 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14485 when count is incremented above limit, don't analyze further
14488 * omp-low.c (oacc_parse_default_dims): Avoid
14489 -Wsign-compare warning, make sure value fits into int
14490 rather than just unsigned int.
14492 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14494 PR tree-optimization/67921
14495 * fold-const.c (split_tree): New parameters. Convert pointer
14496 type variable part to proper type before negating.
14497 (fold_binary_loc): Pass new arguments to split_tree.
14499 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14501 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14502 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14503 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14504 * doc/tm.texti: Rebuilt.
14505 * doc/invoke.texi (fopenacc-dim): Document.
14506 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14507 (append_compiler_options): Likewise.
14508 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14509 (oacc_parse_default_dims): New.
14510 (oacc_validate_dims): Add USED arg. Select non-unity default when
14512 (oacc_loop_fixed_partitions): Return mask of used partitions.
14513 (oacc_loop_auto_partitions): Emit dump info.
14514 (oacc_loop_partition): Return mask of used partitions.
14515 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14516 loop partitioning and validation calls.
14518 2016-02-01 Richard Biener <rguenther@suse.de>
14520 PR middle-end/69556
14521 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14523 2016-02-01 Richard Biener <rguenther@suse.de>
14525 PR tree-optimization/69574
14526 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14527 of asserting return chrec_dont_know.
14529 2016-02-01 Martin Liska <mliska@suse.cz>
14531 * mem-stats-traits.h: Add copyright header.
14532 * mem-stats.h: Likewise.
14534 2016-02-01 Richard Biener <rguenther@suse.de>
14536 PR tree-optimization/69579
14537 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14538 Do not propagate through abnormal PHI results.
14540 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14542 * postreload.c (reload_cse_simplify): Remove dead code.
14544 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14546 PR rtl-optimization/69570
14547 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14548 if there is more than one set, not if there is a single set.
14550 2016-02-01 Richard Henderson <rth@redhat.com>
14553 * combine.c (make_compound_operation): When looking through a
14554 subreg, make sure to re-extend to the width of the outer mode.
14556 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14558 PR tree-optimization/69546
14559 * wide-int.cc (wi::divmod_internal): For unsigned division
14560 where both operands fit into uhwi, if o1 is 1 and o0 has
14561 msb set, if divident_prec is larger than bits per hwi,
14562 clear another quotient word and return 2 instead of 1.
14563 Similarly for remainder with msb in HWI set, if dividend_prec
14564 is larger than bits per hwi.
14566 2016-01-29 Martin Jambor <mjambor@suse.cz>
14568 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14569 Use short lowercase names.
14570 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14571 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14572 acq_rel one. Protect warning agains segfaults if
14573 get_memory_order_name returns NULL.
14574 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14575 with release semantics. Do not warn if get_memory_order already did.
14576 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14577 semantics. Fix check for relaxed or acquire semantics. Do not warn
14578 if get_memory_order already did.
14580 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14582 * doc/install.texi: Document that isl-0.16 is supported.
14584 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14587 * config/i386/constraints.md (Bm): Describe as special memory
14589 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14590 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14591 * genpreds.c (struct constraint_data): Add is_special_memory.
14592 (have_special_memory_constraints, special_memory_start): New
14594 (special_memory_end): Ditto.
14595 (add_constraint): Add new arg is_special_memory. Add code to
14596 process its true value. Update have_special_memory_constraints.
14597 (process_define_constraint): Pass the new arg.
14598 (process_define_register_constraint): Ditto.
14599 (choose_enum_order): Process special memory.
14600 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14601 function insn_extra_special_memory_constraint.
14602 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14603 * gensupport.c (process_rtx): Process
14604 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14605 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14606 * ira-lives.c (single_reg_class): Use
14607 insn_extra_special_memory_constraint.
14608 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14609 * lra-constraints.c (process_alt_operands): Ditto.
14610 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14611 * recog.c (asm_operand_ok, preprocess_constraints): Process
14613 * reload.c (find_reloads): Ditto.
14614 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14615 * stmt.c (parse_input_constraint): Use
14616 insn_extra_special_memory_constraint.
14618 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14621 * lra-splill.c (lra_final_code_change): Revert r229087 by
14622 removing all sub-registers.
14624 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14627 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14629 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14632 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14633 SSE1, copy target into the temporary reg first before recursing
14636 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14638 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14641 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14643 * ginclude/stdarg.h: Test __cplusplus instead of
14644 __GXX_EXPERIMENTAL_CXX0X__.
14646 2016-01-29 Richard Biener <rguenther@suse.de>
14648 PR tree-optimization/69547
14649 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14650 Do not mark clobbers necessary.
14651 (mark_all_reaching_defs_necessary_1): Likewise.
14653 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14655 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14656 declaration name with %qs and print it in both error messages.
14657 Also fix indentation.
14659 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14662 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
14663 trailing blank line from error message.
14665 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14668 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
14671 2016-01-29 Richard Biener <rguenther@suse.de>
14673 PR middle-end/69537
14674 * match.pd: Allow all integral types when simplifying a
14675 widening or sign-changing conversion.
14677 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14679 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
14680 back to setting codegen_error to fail codegen.
14682 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
14685 * config/i386/constraints.md (C): Only accept constant zero operand.
14686 (BC): New constraint.
14687 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
14688 instead of C constraint.
14689 * doc/md.texi (Machine Constraints): Update description
14692 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
14695 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
14697 2016-01-28 Jakub Jelinek <jakub@redhat.com>
14699 PR middle-end/69542
14700 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
14703 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
14705 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
14706 branches if using guessed profile.
14708 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
14710 * graphite-optimize-isl.c (optimize_isl): Fix dump.
14712 2016-01-28 Richard Henderson <rth@redhat.com>
14715 * config/aarch64/aarch64-modes.def (CC_Cmode): New
14716 * config/aarch64/aarch64-protos.h: Update.
14717 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
14718 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
14719 (aarch64_get_condition_code_1): Handle CC_Cmode.
14720 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
14721 (*add<mode>3_compareC_cconly_imm): New.
14722 (*add<mode>3_compareC_cconly): New.
14723 (*add<mode>3_compareC_imm): New.
14724 (add<mode>3_compareC): New.
14725 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
14726 to be first. Use aarch64_carry_operation.
14727 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
14728 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
14729 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
14730 (subti3): Use subdi3_compare1.
14731 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
14732 (sub<mode>3_compare1): New.
14733 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
14734 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
14735 (*subsi3_carryin_uxtw): Likewise.
14736 (*ngc<mode>, *ngcsi_uxtw): Likewise.
14737 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
14738 * config/aarch64/iterators.md (DWI): New.
14739 * config/aarch64/predicates.md (aarch64_carry_operation): New.
14740 (aarch64_borrow_operation): New.
14742 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14744 * graphite-optimize-isl.c (optimize_isl): Print a different debug
14745 message when isl does not return a valid schedule.
14747 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14749 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
14750 Remove comments from class declarations: they are already in the code
14753 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14755 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
14757 (ternary_op_to_tree): Same.
14758 (unary_op_to_tree): Same.
14759 (nary_op_to_tree): Same.
14760 (gcc_expression_from_isl_expr_op): Same.
14761 (gcc_expression_from_isl_expression): Same.
14762 (graphite_create_new_loop): Same.
14763 (graphite_create_new_loop_guard): Same.
14764 (build_iv_mapping): Same.
14765 (graphite_create_new_guard): Same.
14766 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
14767 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
14769 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14771 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
14772 instead of setting codegen_error to fail codegen.
14774 2016-01-28 Jason Merrill <jason@redhat.com>
14776 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
14778 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14780 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14781 Remove CONST_INT_P check in CCMP cost calculation.
14783 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14785 * config/aarch64/aarch64.c (generic_vector_cost):
14786 Set vec_permute_cost.
14787 (cortexa57_vector_cost): Likewise.
14788 (exynosm1_vector_cost): Likewise.
14789 (xgene1_vector_cost): Likewise.
14790 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
14791 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
14792 Add vec_permute_cost entry.
14794 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14796 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
14798 (add<mode>3_compare0): Likewise.
14799 (addsi3_compare0_uxtw): Likewise.
14800 (add<mode>3nr_compare0): Likewise.
14801 (compare_neg<mode>): Likewise.
14802 (<optab><mode>3): Likewise.
14804 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
14806 * tree-vect-stmts.c (vectorizable_comparison): Add
14807 NULL check for vectype.
14809 2016-01-28 Richard Biener <rguenther@suse.de>
14811 PR tree-optimization/69466
14812 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14813 Account for PHIs we couldn't duplicate.
14815 2016-01-28 Martin Liska <mliska@suse.cz>
14818 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
14819 instead of ENABLE_VALGRIND_CHECKING.
14821 2016-01-27 Richard Henderson <rth@redhat.com>
14824 * lra-remat.c (subreg_regs): New.
14825 (dump_candidates_and_remat_bb_data): Dump it.
14826 (operand_to_remat): Reject if operand in subreg_regs.
14827 (set_bb_regs): Collect subreg_regs.
14828 (lra_remat): Init and free subreg_regs. Compute
14829 calculate_local_reg_remat_bb_data before create_cands.
14831 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
14834 * config/i386/i386.c (ix86_update_stack_boundary): Don't
14835 change stack_alignment_needed for __tls_get_addr call.
14837 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
14839 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
14841 2016-01-27 Jeff Law <law@redhat.com>
14843 PR tree-optimization/68398
14844 PR tree-optimization/69196
14845 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
14846 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
14847 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14848 Only count PHIs in the last block in the path. The others will
14849 const/copy propagate away. Add heuristic to allow more irreducible
14850 subloops to be created when it is likely profitable to do so.
14852 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14853 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
14854 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
14856 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14859 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
14860 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
14861 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
14862 * tree-streamer-in.c: Include asan.h.
14863 (streamer_get_builtin_tree): For builtins in sanitizer
14864 range call initialize_sanitizer_builtins and retry.
14866 2016-01-27 Ian Lance Taylor <iant@google.com>
14868 * common.opt (fkeep-gc-roots-live): New undocumented option.
14869 * tree-ssa-loop-ivopts.c (add_candidate_1): If
14870 -fkeep-gc-roots-live, skip pointers.
14871 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
14874 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
14877 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
14878 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
14880 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
14883 * configure.ac: NetBSD provides SSP in its C library.
14884 * configure: Updated.
14886 2016-01-27 Richard Biener <rguenther@suse.de>
14888 PR tree-optimization/69166
14889 * tree-vect-loop.c (vect_is_simple_reduction): Always check
14890 reduction code for commutativity / associativity.
14892 2016-01-27 Martin Jambor <mjambor@suse.cz>
14894 PR tree-optimization/69355
14895 * tree-sra.c (analyze_access_subtree): Correct hole detection when
14896 total_scalarization fails.
14898 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
14900 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
14903 2016-01-27 Christian Bruel <christian.bruel@st.com>
14906 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
14907 Move arm_reset_previous_fndecl and set_target_option_current_node in
14908 the conditional part. Call save_restore_target_globals.
14909 * config/arm/arm.c (arm_set_current_function):
14910 Refactor to better support #pragma target and attribute mix.
14911 Call save_restore_target_globals.
14912 * config/arm/arm-protos.h (save_restore_target_globals): New function.
14914 2016-01-27 Martin Liska <mliska@suse.cz>
14916 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
14917 reference for an HSA kernel and its host function.
14919 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14921 PR tree-optimization/69399
14922 * wide-int.h (wi::lrshift): For larger precisions, only
14923 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
14925 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
14927 * config/arc/predicates.md (proper_comparison_operator): Reject
14928 constant-constant comparison.
14930 2016-01-26 Tom de Vries <tom@codesourcery.com>
14932 PR tree-optimization/69110
14933 * tree-data-ref.c (initialize_data_dependence_relation): Handle
14934 DR_NUM_DIMENSIONS == 0.
14936 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14937 Sebastian Pop <s.pop@samsung.com>
14939 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
14940 isl_ast_op_cond and isl_ast_op_select.
14941 (gcc_expression_from_isl_expr_op): Same.
14943 2016-01-26 Jason Merrill <jason@redhat.com>
14946 * tree.c (recompute_constructor_flags): Split out from
14948 (verify_constructor_flags): New.
14949 * tree.h: Declare them.
14951 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
14953 PR rtl-optimization/69217
14954 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
14955 are no TYPE_FIELDS set for the record type.
14957 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14960 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
14961 toc_label_name unconditionally.
14962 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
14963 SYMBOL_REF string. Use toc_label_name instead of constructing
14965 (rs6000_elf_declare_function_name): Use toc_label_name instead of
14966 constructing LCTOC1.
14968 2016-01-26 Martin Sebor <msebor@redhat.com>
14971 * doc/extend.texi (Common Type Attributes): Move text that talks about
14972 attribute packed from attribute aligned to the section discussing
14973 the former attribute for clarity.
14975 2016-01-26 Richard Henderson <rth@redhat.com>
14977 PR middle-end/60908
14978 * trans-mem.c (tm_region_init): Mark entry block as visited.
14980 2016-01-26 David Malcolm <dmalcolm@redhat.com>
14983 * diagnostic-show-locus.c (layout::print_source_line): Replace
14984 call to pp_newline with call to layout::print_newline.
14985 (layout::print_annotation_line): Likewise.
14986 (layout::move_to_column): Likewise.
14987 (layout::print_any_fixits): After printing any fixits, print a
14988 trailing newline, if necessary.
14989 (layout::print_newline): New method, resetting any colorization
14991 (diagnostic_show_locus): Move the pp_newline to before the
14992 early bailout. Remove dummy block enclosing the layout instance.
14993 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
14994 of pp_newline_and_flush with pp_flush.
14995 (diagnostic_append_note): Delete use of pp_newline.
14996 (diagnostic_append_note_at_rich_loc): Delete.
14997 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
14998 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
14999 when newline characters are added to the buffer.
15001 2016-01-26 Michael Matz <matz@suse.de>
15003 * configure.ac (ac_cv_std_swap_in_utility): New test.
15004 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15005 * configure: Regenerate.
15006 * config.in: Regenerate.
15008 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15010 * config/arc/arc.md (cstoresi4): Force operand into register.
15011 (arcset<code>): Fix predicate.
15012 (arcsetltu): Likewise.
15013 (arcsetgeu): Likewise.
15014 (arcsethi): Likewise.
15015 (arcsetls): Likewise.
15017 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15019 PR tree-optimization/69483
15020 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15021 if base has error_mark_node type.
15023 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15026 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15027 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15029 (vget_lane_f16): Handle big-endian.
15030 (vgetq_lane_f16): Likewise.
15031 (vset_lane_f16): Likewise.
15032 (vsetq_lane_f16): Likewise.
15033 * config/arm/iterators.md (VQXMOV): Add V8HF.
15034 (VDQ): Add V4HF and V8HF.
15035 (V_reg): Handle V4HF and V8HF.
15036 (Is_float_mode): Likewise.
15037 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15038 neon_vdup_nv8hf): New patterns.
15039 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15040 Use VD_LANE iterator.
15041 (neon_vld1_dup<mode>): Use VQ2 iterator.
15043 2016-01-26 Nathan Sidwell <nathan@acm.org>
15045 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15046 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15047 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15048 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15049 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15050 (oacc_validate_dims): Add LEVEL arg, don't return level.
15051 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15052 oacc_validate_dims.
15053 (execute_oacc_device_lower): Adjust, add more dump output.
15054 * tree-ssa-loop.c (gate_oacc_kernels): Use
15055 oacc_fn_attrib_kernels_p.
15056 * tree-parloops.c (create_parallel_loop): Adjust
15057 set_oacc_fn_attrib call.
15059 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15062 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15063 (append_compiler_options): Handle -fcilkplus.
15064 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15066 2016-01-26 Nick Clifton <nickc@redhat.com>
15069 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15070 been marked as DECL_ONE_ONLY but we do not the means to make it
15071 so, then do not allow it to bind locally.
15073 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15076 * opts.h (parse_sanitizer_options): New prototype.
15077 * opts.c (sanitizer_opts): New array.
15078 (parse_sanitizer_options): New function.
15079 (common_handle_option): Use parse_sanitizer_options.
15081 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15084 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15085 alignment adjustment to ...
15086 (ix86_update_stack_boundary): Here. Don't over-align stack for
15088 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15089 if __tls_get_addr is called.
15091 2016-01-26 Christian Bruel <christian.bruel@st.com>
15093 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15095 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15097 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15099 2016-01-26 Richard Biener <rguenther@suse.de>
15101 PR middle-end/69467
15102 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15104 2016-01-26 Richard Biener <rguenther@suse.de>
15106 PR tree-optimization/69452
15107 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15108 (move_computations_dom_walker::before_dom_children): Rename
15110 (move_computations_worker): This.
15111 (move_computations): Perform an RPO rather than a DOM walk.
15113 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15116 * combine.c (combine_instructions): For REG_EQUAL note with
15117 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15118 to the underlying register.
15119 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15120 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15122 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15125 * config/aarch64/aarch64-builtins.c
15126 (aarch64_init_simd_builtin_types): Do not set structural
15127 equality to __Poly{8,16,64,128}_t types.
15129 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15131 PR tree-optimization/69400
15132 * wide-int.cc (wi_pack): Take the precision as argument and
15133 perform canonicalization here rather than in the callers.
15134 Use the main loop to handle all full-width HWIs. Add a
15135 zero HWI if in_len isn't a full result.
15136 (wi::divmod_internal): Update accordingly.
15137 (wi::mul_internal): Likewise. Simplify.
15139 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15140 Sebastian Pop <s.pop@samsung.com>
15142 * graphite-poly.c (apply_poly_transforms): Simplify.
15143 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15144 (print_isl_map): Same.
15145 (print_isl_union_map): Same.
15146 (print_isl_schedule): New.
15147 (debug_isl_schedule): New.
15148 * graphite-dependences.c (scop_get_reads): Do not call
15149 isl_union_map_add_map that is undocumented isl functionality.
15150 (scop_get_must_writes): Same.
15151 (scop_get_may_writes): Same.
15152 (scop_get_original_schedule): Remove.
15153 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15154 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15155 (compute_deps): Remove.
15156 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15157 (debug_schedule_ast): New.
15158 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15159 set_separate_option.
15160 (graphite_regenerate_ast_isl): Add dump.
15161 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15162 from scop->transformed_schedule.
15163 (graphite_regenerate_ast_isl): Add more dump.
15164 * graphite-optimize-isl.c (optimize_isl): Set
15165 scop->transformed_schedule. Check whether schedules are equal.
15166 (apply_poly_transforms): Move here.
15167 * graphite-poly.c (apply_poly_transforms): ... from here.
15168 (free_poly_bb): Static.
15169 (free_scop): Static.
15170 (pbb_number_of_iterations_at_time): Remove.
15171 (print_isl_ast): New.
15172 (debug_isl_ast): New.
15173 (debug_scop_pbb): New.
15174 * graphite-scop-detection.c (print_edge): Move.
15175 (print_sese): Move.
15176 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15177 (build_scop_scattering): Remove.
15178 (create_pw_aff_from_tree): Assert instead of bailing out.
15179 (add_condition_to_pbb): Remove unused code, do not fail.
15180 (add_conditions_to_domain): Same.
15181 (add_conditions_to_constraints): Remove.
15182 (build_scop_context): New.
15183 (add_iter_domain_dimension): New.
15184 (build_iteration_domains): Initialize pbb->iterators.
15185 Call add_conditions_to_domain.
15188 (index_outermost_in_loop): New.
15189 (index_pbb_in_loop): New.
15190 (outermost_pbb_in): New.
15191 (add_in_sequence): New.
15192 (add_outer_projection): New.
15193 (outer_projection_mupa): New.
15194 (add_loop_schedule): New.
15195 (build_schedule_pbb): New.
15196 (build_schedule_loop): New.
15197 (embed_in_surrounding_loops): New.
15198 (build_schedule_loop_nest): New.
15199 (build_original_schedule): New.
15200 (build_poly_scop): Call build_original_schedule.
15201 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15202 (free_poly_dr): Remove.
15203 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15204 (free_poly_bb): Remove.
15205 (debug_loop_vec): Remove.
15206 (print_isl_ast): Declare.
15207 (debug_isl_ast): Declare.
15208 (scop_do_interchange): Remove.
15209 (scop_do_strip_mine): Remove.
15210 (scop_do_block): Remove.
15211 (flatten_all_loops): Remove.
15212 (optimize_isl): Remove.
15213 (pbb_number_of_iterations_at_time): Remove.
15214 (debug_scop_pbb): Declare.
15215 (print_schedule_ast): Declare.
15216 (debug_schedule_ast): Declare.
15217 (struct scop): Remove schedule. Add original_schedule,
15218 transformed_schedule.
15219 (free_gimple_poly_bb): Remove.
15220 (print_generated_program): Remove.
15221 (debug_generated_program): Remove.
15222 (unify_scattering_dimensions): Remove.
15223 * sese.c (print_edge): ... here.
15224 (print_sese): ... here.
15225 (debug_edge): ... here.
15226 (debug_sese): ... here.
15227 * sese.h (print_edge): Declare.
15228 (print_sese): Declare.
15229 (dump_edge): Declare.
15230 (dump_sese): Declare.
15232 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15233 Sebastian Pop <s.pop@samsung.com>
15235 * Makefile.in: Set ISLVER in site.exp.
15237 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15239 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15240 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15241 through DECL_VALUE_EXPR for expansion.
15243 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15245 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15246 the frame info after reload completed.
15248 2016-01-25 Jeff Law <law@redhat.com>
15250 PR tree-optimization/69196
15251 PR tree-optimization/68398
15252 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15253 tree-ssa-threadupdate.c.
15254 (determine_bb_domination_status): Prototype
15255 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15256 (determine_bb_domination_status): No longer static.
15257 (valid_jump_thread_path): Remove code to detect characteristics
15258 of the jump thread path not associated with correctness.
15259 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15260 Correct test for thread path length. Count PHIs for real operands as
15261 statements that need to be copied. Do not count ASSERT_EXPRs.
15262 Look at all the blocks in the thread path. Compute and selectively
15263 filter thread paths based on threading through the latch, threading
15264 a multiway branch or crossing a multiway branch.
15266 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15268 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15269 decl with __attribute__ ((unused)) annotation.
15271 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15274 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15275 of operands is compatible with a statement vectype.
15277 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15279 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15280 improve wording for mixed storage order support.
15282 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15284 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15285 (vcvt_u64_f64): Likewise.
15286 (vcvta_s64_f64): Likewise.
15287 (vcvta_u64_f64): Likewise.
15288 (vcvtm_s64_f64): Likewise.
15289 (vcvtm_u64_f64): Likewise.
15290 (vcvtn_s64_f64): Likewise.
15291 (vcvtn_u64_f64): Likewise.
15292 (vcvtp_s64_f64): Likewise.
15293 (vcvtp_u64_f64): Likewise.
15295 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15297 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15298 (arc_init): Check validity mll64 option.
15299 (arc_save_restore): Use double load/store instruction.
15300 (arc_expand_movmem): Likewise.
15301 (arc_split_move): Don't split if we have double load/store
15302 instructions. Returns a boolean.
15303 (arc_process_double_reg_moves): Change function to return boolean
15304 instead of a sequence of instructions.
15305 (arc_dwarf_register_span): New function.
15306 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15307 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15308 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15309 (*movdf_insn): Likewise.
15310 * config/arc/arc.opt (mll64): New option.
15311 * config/arc/predicates.md (even_register_operand): New predicate.
15312 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15314 2016-01-25 Richard Biener <rguenther@suse.de>
15317 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15318 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15320 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15322 2016-01-25 Richard Biener <rguenther@suse.de>
15324 PR tree-optimization/69376
15325 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15327 (VN_INFO_ANTI_RANGE_P): New inline.
15328 (VN_INFO_RANGE_TYPE): Likewise.
15329 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15330 SSA_NAME_ANTI_RANGE_P.
15331 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15332 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15333 Properly query VN_INFO_RANGE_TYPE.
15335 2016-01-25 Nick Clifton <nickc@redhat.com>
15338 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15340 2016-01-23 Tom de Vries <tom@codesourcery.com>
15342 PR tree-optimization/69426
15343 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15346 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15348 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15349 "the the" with "the" in the comments.
15350 * ipa-devirt.c (build_type_inheritance_graph,
15351 update_type_inheritance_graph): Likewise.
15352 * tree.c (build_function_type_list_1): Likewise.
15353 * cfgloopmanip.c (scale_loop_profile): Likewise.
15354 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15355 * gimple-ssa-split-paths.c
15356 (find_block_to_duplicate_for_splitting_paths): Likewise.
15357 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15358 * expr.c (convert_move): Likewise.
15359 * var-tracking.c (vt_stack_adjustments): Likewise.
15360 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15361 * tree-vrp.c (test_for_singularity): Likewise.
15363 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15364 directly instead of building a temporary tree.
15367 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15368 remove <algorithm> include.
15370 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15373 * config/i386/i386.c: Include dojump.h.
15374 (expand_small_movmem_or_setmem,
15375 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15377 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15378 if dynamic_check != -1.
15380 2016-01-21 Jeff Law <law@redhat.com>
15382 PR middle-end/69347
15383 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15384 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15385 into dominated_by_p.
15386 (cprop_into_successor_phis): Avoid unnecessary tests.
15388 2016-01-22 Richard Henderson <rth@redhat.com>
15391 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15392 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15394 2016-01-22 Michael Matz <matz@suse.de>
15396 * system.h (string, algorithm): Include only conditionally.
15397 (new): Include always under C++.
15398 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15399 * final.c (toplevel): Ditto.
15400 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15401 * genconditions.c (write_header): Make gencondmd.c define
15403 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15405 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15406 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15408 2016-01-22 Christian Bruel <christian.bruel@st.com>
15411 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15413 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15416 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15417 define_insn_and_split. Ensure operands[1] and operands[0] do not
15418 get assigned the same register.
15420 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15422 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15424 2016-01-22 Christian Bruel <christian.bruel@st.com>
15426 * config/arm/arm-c.c (arm_pragma_target_parse):
15427 Remove warn_builtin_macro_redefined overwrite.
15429 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15431 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15432 flag_non_call_exceptions compatibility.
15434 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15437 * dwarf2out.c (add_child_die_after): New function.
15438 (dwarf_qual_info_t): New type.
15439 (dwarf_qual_info): New variable.
15440 (qualified_die_p): New function.
15441 (modified_type_die): For -fdebug-types-section, ensure
15442 canonical order of qualifiers. Put qualified DIEs adjacent
15443 to the corresponding non-qualified type DIE and search there
15444 for existing qualified DIEs.
15446 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15448 * doc/extend.texi (scalar_storage_order type attribute): Document
15449 restriction on type punning and aliasing, and remove future tense.
15451 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15454 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15457 2016-01-21 Jeff Law <law@redhat.com>
15459 PR middle-end/69347
15460 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15461 useless call to record_temporary_equivalences.
15462 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15463 allocate 10 slots in the bb_path vector and let it grow as needed.
15464 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15467 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15469 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15471 * configure: Regenerate.
15473 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15475 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15476 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15478 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15480 PR middle-end/66178
15481 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15482 drop EXPAND_INITIALIZER.
15483 * rtl.h (contains_symbolic_reference_p): Declare.
15484 * rtlanal.c (contains_symbolic_reference_p): New function.
15485 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15486 a subtraction into a NOT if symbolic constants are involved.
15488 2016-01-21 Anton Blanchard <anton@samba.org>
15489 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15492 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15494 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15497 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15499 * config/microblaze/microblaze.c
15500 (get_branch_target): New.
15501 (insert_wic_for_ilb_runout): New.
15503 (microblaze_machine_dependent_reorg): New.
15504 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15505 * config/microblaze/microblaze.md
15506 (UNSPEC_IPREFETCH): Define.
15507 (iprefetch): New pattern
15508 * config/microblaze/microblaze.opt
15509 (mxl-prefetch): New flag.
15511 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15513 * config/microblaze/microblaze.h
15514 (FIXED_REGISTERS): Update in macro.
15515 (CALL_USED_REGISTERS): Update in macro.
15517 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15519 PR rtl-optimization/68920
15520 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15523 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15525 PR rtl-optimization/68990
15526 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15527 pseudo instead of inheritance ones.
15529 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15530 Nick Clifton <nickc@redhat.com>
15534 * config/mips/mips.c (mips_compute_frame_info): Initialise
15535 args_size and hard_frame_pointer_offset fields of the frame
15536 structure before calling mips_global_pointer.
15538 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15540 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15542 * configure: Regenerate.
15544 2016-01-21 Richard Biener <rguenther@suse.de>
15546 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15548 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15550 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15551 to actually emit the .size directive.
15553 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15554 Jakub Jelinek <jakub@redhat.com>
15558 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15559 args array size by one to avoid buffer overflow.
15561 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15563 * config/s390/s390.md (pool_section_start): Use switch_to_section
15564 to select proper read-only data section instead of hardcoding
15566 (pool_section_end): Use switch_to_section to match the above.
15568 2016-01-21 Richard Biener <rguenther@suse.de>
15570 PR tree-optimization/69378
15571 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15572 (set_ssa_val_to): Use it for dominance checks taking into
15573 account not executable edges.
15575 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15578 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15579 for bitsize instead of GET_MODE_PRECISION (mode).
15581 2016-01-20 Martin Sebor <msebor@redhat.com>
15584 * extend.texi (__sync Builtins): Clarify the semantics of
15585 __sync_fetch_and_OP built-ins on pointers.
15586 (__atomic Builtins): Same.
15588 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15589 Sebastian Pop <s.pop@samsung.com>
15591 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15592 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15593 (is_valid_rename): Same.
15594 (translate_isl_ast_to_gimple::get_rename): Same.
15595 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15596 (translate_isl_ast_to_gimple::rename_uses): Same.
15597 (get_new_name): Check for close_phi nodes.
15598 (copy_loop_phi_args): Use phi_node_kind.
15599 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15600 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15602 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15603 Sebastian Pop <s.pop@samsung.com>
15605 Revert commit r229783.
15606 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15607 Remove use of parameter_rename_map.
15608 (copy_def): Remove.
15609 (copy_internal_parameters): Remove.
15610 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15611 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15612 (free_sese_info): Do not free parameter_rename_map.
15613 (set_rename): Do not use parameter_rename_map.
15614 (rename_uses): Update call to set_rename.
15615 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15616 * sese.h (parameter_rename_map_t): Remove.
15617 (struct sese_info_t): Remove field parameter_rename_map.
15619 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15620 Sebastian Pop <s.pop@samsung.com>
15622 * graphite-isl-ast-to-gimple.c: Fix comment.
15623 * graphite-scop-detection.c (defined_in_loop_p): New.
15624 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15625 names defined in loop.
15627 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15628 Sebastian Pop <s.pop@samsung.com>
15630 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15631 Discard unstructured if-then-else regions.
15633 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15634 Sebastian Pop <s.pop@samsung.com>
15636 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15637 (cleanup_loop_iter_dom): Remove.
15638 (build_loop_iteration_domains): Remove.
15639 (build_scop_context): Remove.
15640 (build_scop_iteration_domain): Remove.
15641 (add_loop_constraints): New.
15642 (build_iteration_domains): New.
15643 (build_poly_scop): Call build_iteration_domains.
15645 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15646 Sebastian Pop <s.pop@samsung.com>
15648 * graphite-scop-detection.c
15649 (scop_detection::harmful_loop_in_region): Free dom and loops.
15650 (scop_detection::loop_body_is_valid_scop): Free bbs.
15652 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15653 Sebastian Pop <s.pop@samsung.com>
15655 * graphite-scop-detection.c (record_loop_in_sese): New.
15656 (gather_bbs::before_dom_children): Call record_loop_in_sese.
15657 (build_scops): Remove call to build_sese_loop_nests.
15658 * sese.c (sese_record_loop): Remove.
15659 (build_sese_loop_nests): Remove.
15660 (new_sese_info): Remove region->loops.
15661 (free_sese_info): Same.
15662 * sese.h (sese_contains_loop): Same.
15663 (build_sese_loop_nests): Remove.
15664 (sese_contains_loop): Remove.
15666 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15667 Sebastian Pop <s.pop@samsung.com>
15669 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
15670 loop_is_valid_in_scop.
15671 (scop_detection::harmful_stmt_in_region): Renamed
15672 harmful_loop_in_region.
15673 Call loop_is_valid_in_scop.
15675 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15676 Sebastian Pop <s.pop@samsung.com>
15678 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
15681 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15682 Sebastian Pop <s.pop@samsung.com>
15684 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
15685 * graphite.h (struct poly_bb): Remove field is_reduction.
15686 (PBB_IS_REDUCTION): Remove.
15688 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15689 Sebastian Pop <s.pop@samsung.com>
15691 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
15692 (add_pdr_constraints): Same.
15693 (scop_get_reads): Same.
15694 (scop_get_must_writes): Same.
15695 (scop_get_may_writes): Same.
15696 (scop_get_original_schedule): Same.
15697 (extend_schedule): Same.
15698 (apply_schedule_on_deps): Same.
15699 (carries_deps): Same.
15700 (compute_deps): Same.
15701 (scop_get_dependences): Same.
15702 * graphite-isl-ast-to-gimple.c
15703 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
15704 * graphite-optimize-isl.c (get_schedule_for_band): Same.
15705 (get_schedule_for_band_list): Same.
15706 (get_schedule_map): Same.
15707 (apply_schedule_map_to_scop): Same.
15708 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
15709 (build_loop_iteration_domains): Same.
15710 (add_condition_to_pbb): Same.
15711 (add_param_constraints): Same.
15712 (pdr_add_memory_accesses): Same.
15713 (pdr_add_data_dimensions): Same.
15715 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15717 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
15720 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15722 * common.opt (feliminate-dwarf2-dups): Replace references to
15723 "DWARF 2" with just "DWARF".
15724 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
15725 * doc/extend.texi: Likewise.
15726 * doc/cpp.texi: Likewise.
15727 * doc/invoke.texi: Likewise.
15728 (Option Summary): Add -gdwarf to list of Debugging Options.
15729 (Debugging Options): Document -gdwarf.
15730 * doc/contrib.texi: Spell "DWARF" like that.
15732 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15734 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
15735 warning. Fix up formatting.
15737 PR middle-end/67653
15738 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
15739 attempt to mark memory input operand addressable and
15740 call prepare_gimple_addressable in that case. Don't adjust
15741 input_location for diagnostics, use error_at instead.
15743 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
15745 * config/rs6000/ppc-auxv.h: New file.
15746 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
15747 (cpu_is): Likewise.
15748 (cpu_supports): Likewise.
15749 * config/rs6000/rs6000.c: include "ppc-auxv.h".
15750 (cpu_is_info): New variable.
15751 (cpu_supports_info): Likewise.
15752 (tcb_verification_symbol): Likewise.
15753 (cpu_builtin_p): Likewise.
15754 (cpu_expand_builtin): New function.
15755 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
15756 (rs6000_init_builtins): Likewise.
15757 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
15758 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
15759 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
15760 * configure: Regenerate.
15761 * config.in: Likewise.
15762 * doc/extend.texi (PowerPC Built-in Functions): Document
15763 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
15765 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
15768 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
15770 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
15773 2016-01-20 Richard Henderson <rth@redhat.com>
15779 * tree.c (tm_define_builtin): New.
15780 (find_tm_vector_type): New.
15781 (build_tm_vector_builtins): New.
15782 (build_common_builtin_nodes): Call it.
15784 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
15786 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
15787 (arm_fp_ok): Likewise.
15788 (arm_fp): Likewise.
15789 (arm_crypto): Likewise.
15791 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
15792 Richard Biener <rguenther@suse.de>
15794 PR tree-optimization/69328
15795 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
15796 vectors have same number of elements.
15797 (vectorizable_condition): Fix masked version recognition.
15799 2016-01-20 Richard Biener <rguenther@suse.de>
15801 PR tree-optimization/69345
15802 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
15803 (VN_INFO_PTR_INFO): Likewise.
15804 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
15805 info when it is equal between non-dominating SSA names.
15806 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15807 Make sure to look at original SSA infos.
15809 2016-01-20 Jeff Law <law@redhat.com>
15812 * config/m68k/predicates.md (pow2_m1_operand): New predicate
15814 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
15815 (pc_or_label_operand): New predicate.
15816 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
15817 tests for small integers that are 2^n - 1.
15819 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
15821 * doc/invoke.texi (Options Summary): Add '.' after @xref.
15823 2016-01-19 Jeff Law <law@redhat.com>
15825 PR middle-end/69347
15826 * tree-ssa-threadbackwards.c
15827 (fsm_find_control_statement_thread_paths): Do not try to lookup
15828 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
15830 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
15832 * doc/lto.texi: Remove text that says only Gold has linker plugin
15835 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
15837 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
15838 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
15839 the DIE accordingly.
15840 (modified_type_die): Add REVERSE parameter and pass it recursively,
15841 as well as to base_type_die. Adjust presence check accordingly.
15842 (base_type_for_mode): Adjust call to modified_type_die.
15843 (add_type_attribute): Add REVERSE parameter and pass it to
15845 (generic_parameter_die): Adjust call to add_type_attribute.
15846 (add_scalar_info): Likewise.
15847 (add_subscript_info): Likewise.
15848 (gen_array_type_die): Likewise.
15849 (gen_descr_array_type_die): Likewise.
15850 (gen_entry_point_die): Likewise.
15851 (gen_enumeration_type_die): Likewise.
15852 (gen_formal_parameter_die): Likewise.
15853 (gen_subprogram_die): Likewise.
15854 (gen_variable_die ): Likewise.
15855 (gen_const_die): Likewise.
15856 (gen_field_die): Likewise.
15857 (gen_pointer_type_die): Likewise.
15858 (gen_reference_type_die): Likewise.
15859 (gen_ptr_to_mbr_type_die): Likewise.
15860 (gen_inheritance_die): Likewise.
15861 (gen_subroutine_type_die): Likewise.
15862 (gen_typedef_die): Likewise.
15863 (force_type_die): Adjust call to modified_type_die.
15865 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
15867 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
15868 flow throughout the file. Fix broken link to Objective-C 2.0
15870 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
15873 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15875 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
15877 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15880 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
15881 (maybe_record_node): Record cxa_pure_virtual as the only possible
15882 target if there are not ohter candidates.
15883 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
15885 2016-01-19 Richard Biener <rguenther@suse.de>
15887 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
15888 (get_memory_order): Likewise.
15890 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
15892 * tree-vect-stmts.c (vectorizable_store): Check
15895 2016-01-19 David Malcolm <dmalcolm@redhat.com>
15898 * gcc.c (driver::decode_argv): Add call to
15899 init_opts_obstack before init_options_struct.
15900 * opts.c (init_opts_obstack): Remove idempotency.
15901 (init_options_struct): Replace call to init_opts_obstack
15902 with a gcc_assert to verify that it has already been called.
15903 * toplev.c (toplev::main): Add call to init_opts_obstack before
15904 calls to init_options_struct.
15905 (toplev::finalize): Move cleanup of opts_obstack next to
15906 cleanup of save_decoded_options, clearing the latter, and
15907 save_decoded_options_count.
15909 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15912 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
15913 attribute to unconditional. Remove %? from output template.
15915 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15916 Jiong Wang <jiong.wang@arm.com>
15918 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
15919 generated from different expand order.
15921 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15923 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15924 Add support for CCMP costing.
15926 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15928 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
15929 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
15930 (fccmpe<mode>): Likewise.
15931 (fcmp): Rename to fcmp and globalize pattern.
15933 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
15934 (aarch64_gen_ccmp_next): Add FP support.
15936 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15938 * target.def (gen_ccmp_first): Update documentation.
15939 (gen_ccmp_next): Likewise.
15940 * doc/tm.texi (gen_ccmp_first): Update documentation.
15941 (gen_ccmp_next): Likewise.
15942 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
15943 expand_ccmp_expr_1. Improve comments.
15944 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
15945 (ccmp_ior<mode>): Remove pattern.
15946 (cmp<mode>): Remove expand.
15947 (cmp): Globalize pattern.
15948 (cstorecc4): Use cc_register.
15949 (mov<mode>cc): Remove ccmp_cc_register check.
15950 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
15951 Simplify after removal of CC_DNE/* modes.
15952 (aarch64_ccmp_mode_to_code): Remove.
15953 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
15954 In 'k' case use integer as condition.
15955 (aarch64_nzcv_codes): Remove inverted cases.
15956 (aarch64_code_to_ccmode): Remove.
15957 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
15958 comparison with CC register to be used in folowing CCMP/branch/CSEL.
15959 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
15960 pattern. Return the comparison with CC register. Invert conditions
15961 when bitcode is OR.
15962 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
15963 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
15965 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15967 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15968 instrumented_version.
15970 2016-01-19 Richard Biener <rguenther@suse.de>
15972 PR tree-optimization/69336
15973 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
15974 handled components with get_ref_base_and_extent.
15975 (equal_mem_array_ref_p): Adjust.
15977 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15980 * shrink-wrap.c: Include valtrack.h.
15981 (move_insn_for_shrink_wrap): Add DEBUG argument. If
15982 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
15983 in between insn and where it will be moved to. Call
15984 dead_debug_insert_temp.
15985 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
15986 first and dead_debug_local_finish at the end.
15987 For uses and defs bitmap, handle all regs in between REGNO and
15988 END_REGNO, not just the first one.
15990 2016-01-19 Richard Biener <rguenther@suse.de>
15992 PR tree-optimization/69352
15993 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
15994 (equal_mem_array_ref_p): Constrain size and max size properly.
15995 Compare the reverse flag.
15997 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
15999 * ira.c (ira): Update regstat data if we deleted insns.
16001 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16003 PR rtl-optimization/68955
16004 PR rtl-optimization/64557
16005 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16006 here. Fix up formatting.
16007 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16009 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16012 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16013 assume that the node has body.
16014 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16017 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16019 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16022 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16024 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16025 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16027 2016-01-19 Martin Jambor <mjambor@suse.cz>
16028 Martin Liska <mliska@suse.cz>
16029 Michael Matz <matz@suse.de>
16031 * Makefile.in (OBJS): Add new source files.
16032 (GTFILES): Add hsa.c.
16033 * common.opt (disable_hsa): New variable.
16034 (-Whsa): New warning.
16035 * config.in (ENABLE_HSA): New.
16036 * configure.ac: Treat hsa differently from other accelerators.
16037 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16038 $enable_offloading.
16039 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16040 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16041 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16042 --with-hsa-kmt-lib.
16043 * doc/invoke.texi (-Whsa): Document.
16044 (hsa-gen-debug-stores): Likewise.
16045 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16046 to invoke offload compiler for hsa acclerator.
16047 * opts.c (common_handle_option): Determine whether HSA offloading
16048 should be performed.
16049 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16050 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16051 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16052 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16053 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16054 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16055 GF_OMP_FOR_KIND_GRID_LOOP.
16056 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16057 (pp_gimple_stmt_1): Likewise.
16058 * gimple-walk.c (walk_gimple_stmt): Likewise.
16059 * gimple.c (gimple_build_omp_grid_body): New function.
16060 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16061 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16062 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16063 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16064 GF_OMP_TEAMS_GRID_PHONY.
16065 (gimple_statement_omp_single_layout): Updated comments.
16066 (gimple_build_omp_grid_body): New function.
16067 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16068 (gimple_omp_for_grid_phony): New function.
16069 (gimple_omp_for_set_grid_phony): Likewise.
16070 (gimple_omp_parallel_grid_phony): Likewise.
16071 (gimple_omp_parallel_set_grid_phony): Likewise.
16072 (gimple_omp_teams_grid_phony): Likewise.
16073 (gimple_omp_teams_set_grid_phony): Likewise.
16074 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16075 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16076 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16077 (BUILT_IN_GOMP_TARGET): Updated type.
16078 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16079 (adjust_for_condition): New function.
16080 (get_omp_for_step_from_incr): Likewise.
16081 (extract_omp_for_data): Moved parts to adjust_for_condition and
16082 get_omp_for_step_from_incr.
16083 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16084 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16085 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16086 (scan_omp_parallel): Do not create child functions for phony
16088 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16089 (scan_omp_1_op): Checking assert we are not remapping to
16090 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16091 (parallel_needs_hsa_kernel_p): New function.
16092 (expand_parallel_call): Register apprpriate parallel child
16093 functions as HSA kernels.
16094 (grid_launch_attributes_trees): New type.
16095 (grid_attr_trees): New variable.
16096 (grid_create_kernel_launch_attr_types): New function.
16097 (grid_insert_store_range_dim): Likewise.
16098 (grid_get_kernel_launch_attributes): Likewise.
16099 (get_target_argument_identifier_1): Likewise.
16100 (get_target_argument_identifier): Likewise.
16101 (get_target_argument_value): Likewise.
16102 (push_target_argument_according_to_value): Likewise.
16103 (get_target_arguments): Likewise.
16104 (expand_omp_target): Call get_target_arguments instead of looking
16105 up for teams and thread limit.
16106 (grid_expand_omp_for_loop): New function.
16107 (grid_arg_decl_map): New type.
16108 (grid_remap_kernel_arg_accesses): New function.
16109 (grid_expand_target_kernel_body): New function.
16110 (expand_omp): Call it.
16111 (lower_omp_for): Do not emit phony constructs.
16112 (lower_omp_taskreg): Do not emit phony constructs but create for them
16113 a temporary variable receiver_decl.
16114 (lower_omp_taskreg): Do not emit phony constructs.
16115 (lower_omp_teams): Likewise.
16116 (lower_omp_grid_body): New function.
16117 (lower_omp_1): Call it.
16118 (grid_reg_assignment_to_local_var_p): New function.
16119 (grid_seq_only_contains_local_assignments): Likewise.
16120 (grid_find_single_omp_among_assignments_1): Likewise.
16121 (grid_find_single_omp_among_assignments): Likewise.
16122 (grid_find_ungridifiable_statement): Likewise.
16123 (grid_target_follows_gridifiable_pattern): Likewise.
16124 (grid_remap_prebody_decls): Likewise.
16125 (grid_copy_leading_local_assignments): Likewise.
16126 (grid_process_kernel_body_copy): Likewise.
16127 (grid_attempt_target_gridification): Likewise.
16128 (grid_gridify_all_targets_stmt): Likewise.
16129 (grid_gridify_all_targets): Likewise.
16130 (execute_lower_omp): Call grid_gridify_all_targets.
16131 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16132 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16133 (tree_omp_clause): Added union field dimension.
16134 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16135 * tree.c (omp_clause_num_ops): Added number of arguments of
16136 OMP_CLAUSE__GRIDDIM_.
16137 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16138 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16139 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16140 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16141 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16142 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16143 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16144 * tree-pass.h (make_pass_gen_hsail): Declare.
16145 (make_pass_ipa_hsa): Likewise.
16146 * ipa-hsa.c: New file.
16147 * lto-section-in.c (lto_section_name): Add hsa section name.
16148 * lto-streamer.h (lto_section_type): Add hsa section.
16149 * timevar.def (TV_IPA_HSA): New.
16150 * hsa-brig-format.h: New file.
16151 * hsa-brig.c: New file.
16152 * hsa-dump.c: Likewise.
16153 * hsa-gen.c: Likewise.
16156 * toplev.c (compile_file): Call hsa_output_brig.
16157 * hsa-regalloc.c: New file.
16159 2016-01-18 Jeff Law <law@redhat.com>
16161 PR tree-optimization/69320
16162 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16163 ranged object, do nothing if the RHS constant is not [0..1].
16164 (optimize_stmt): Comparing a boolean ranged object against a
16165 constant outside [0..1] results in a compile-time constant.
16167 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16170 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16172 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16173 (Option Summary): Update to reflect new section and moved options.
16174 (C++ Dialect Options): Move -fstats to new section.
16175 (Debugging Options): Move all dump, statistics, and other GCC
16176 developer options to new section. Rewrite section introduction
16177 and re-order remaining options to put the more basic ones first.
16178 (Optimization Options): Move -fira-verbose and -flto-report* to
16180 (Developer Options): New section incorporating moved options.
16181 * doc/cppopts.texi (-dM): Update cross-reference.
16183 2016-01-18 Richard Henderson <rth@redhat.com>
16186 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16187 operands to pseudo only if CSE is expected. Split long immediate
16188 operands only after reload, and for the stack pointer.
16189 (*add<GPI>3_pluslong): Remove.
16190 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16191 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16192 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16193 (*add<GPI>3 peepholes): New.
16194 (*add<GPI>3 splitters): New.
16195 * config/aarch64/constraints.md (Upl): New.
16196 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16198 2016-01-18 Richard Biener <rguenther@suse.de>
16200 PR tree-optimization/69297
16201 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16203 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16205 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16207 PR middle-end/68542
16208 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16209 of mixind vector and scalar types.
16210 (fold_relational_const): Add handling of vector
16211 comparison with boolean result.
16212 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16213 comparison of vector operands with boolean result for EQ/NE only.
16214 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16215 (verify_gimple_cond): Likewise.
16216 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16219 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16221 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16224 2016-01-18 Richard Biener <rguenther@suse.de>
16226 PR middle-end/69308
16227 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16229 2016-01-18 Tom de Vries <tom@codesourcery.com>
16231 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16233 2016-01-18 Tom de Vries <tom@codesourcery.com>
16235 * omp-low.c (set_oacc_fn_attrib): Make extern.
16236 * omp-low.h (set_oacc_fn_attrib): Declare.
16237 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16238 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16239 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16240 Add and handle function parameter oacc_kernels_p.
16241 (find_reduc_addr, get_omp_data_i_param): New function.
16242 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16243 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16244 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16245 Calculate dominance info. Skip loops that are not in a kernels region
16246 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16247 (pass_parallelize_loops::execute): Call parallelize_loops with
16248 oacc_kernels_p argument.
16249 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16250 New member function.
16251 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16252 * passes.def: Add argument to pass_parallelize_loops instantation.
16254 2016-01-18 Tom de Vries <tom@codesourcery.com>
16256 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16257 pass_parallelize_loops to be run outside the loop pipeline.
16259 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16261 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16262 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16264 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16267 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16268 using get_ref_base_and_extent.
16269 (equal_mem_array_ref_p): New.
16270 (hashable_expr_equal_p): Add call to previous.
16272 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16275 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16276 (sra_initialize): Allocate disqualified_constants.
16277 (sra_deinitialize): Free disqualified_constants.
16278 (disqualify_candidate): Update disqualified_constants when appropriate.
16279 (create_access): Scan for constant-pool entries as we go along.
16280 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16281 (maybe_add_sra_candidate): Allow constant-pool entries.
16282 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16283 (initialize_constant_pool_replacements): New.
16284 (sra_modify_assign): Avoid mangling assignments created by previous,
16285 and don't generate writes into constant pool.
16286 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16288 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16290 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16291 andnot instruction.
16292 (scalar_chain::convert_op): Likewise.
16293 * config/i386/i386.md (*andndi3_doubleword): New.
16295 2016-01-18 Richard Biener <rguenther@suse.de>
16297 PR tree-optimization/69170
16298 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16299 building a vector from scalar results of a pattern stmt.
16301 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16303 * haifa-sched.c (autopref_multipass_init): Work around
16304 -Wmaybe-uninitialized warning.
16306 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16308 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16309 against the constant 0.
16311 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16313 PR tree-optimization/68799
16314 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16315 look up phi candidates in the statement-candidate map.
16316 (phi_add_costs): Likewise.
16317 (record_phi_increments): Likewise.
16318 (phi_incr_cost): Likewise.
16319 (ncd_with_phi): Likewise.
16320 (all_phi_incrs_profitable): Likewise.
16322 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16324 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16325 -Wmaybe-uninitialized warning.
16327 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16329 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16330 (Option Summary): Update to reflect new section and moved options.
16331 (C++ Dialect Options): Move -fvtable-verify and related options.
16332 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16333 and profiling-related options.
16334 (Optimization Options): Move profile generation options and
16335 -fstack-protector and related options.
16336 (Instrumentation Options): New section incorporating moved options.
16337 (Code Generation Options): Move -finstrument-functions and
16338 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16340 2016-01-16 Tom de Vries <tom@codesourcery.com>
16342 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16344 2016-01-16 Tom de Vries <tom@codesourcery.com>
16346 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16348 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16350 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16351 that checks whether the table is already empty. Rename the
16352 original implementation to...
16353 (hash_table::empty_slot): ...this new private function.
16355 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16357 PR diagnostic/68899
16358 * diagnostic-show-locus.c (layout::print_source_line): Move x
16359 offset of line until after call to
16360 get_line_width_without_trailing_whitespace.
16362 2016-01-15 Jeff Law <law@redhat.com>
16364 PR tree-optimization/69270
16365 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16366 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16367 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16368 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16369 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16370 ssa_name_has_boolean_range and constant_boolean_node.
16372 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16374 PR rtl-optimization/69030
16375 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16377 (spill_pseudos): Delete debug insn for dead pseudo.
16378 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16380 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16382 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16384 (TYPES_UNOPUS): Likewise.
16385 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16386 builtin type, from UNOP to UNOPUS.
16387 (lbtruncuv4sf): Likewise.
16388 (lbtruncuv2df): Likewise.
16389 (lrounduv2sf): Likewise.
16390 (lrounduv4sf): Likewise.
16391 (lrounduv2df): Likewise.
16392 (lroundusf): Likewise.
16393 (lroundusf): Likewise.
16394 (lceiluv2sf): Likewise.
16395 (lceiluv4sf): Likewise.
16396 (lceiluv2df): Likewise.
16397 (lceilusf): Likewise.
16398 (lceiludf): Likewise.
16399 (lflooruv2sf): Likewise.
16400 (lflooruv4sf): Likewise.
16401 (lflooruv2df): Likewise.
16402 (lfloorusf): Likewise.
16403 (lfloorudf): Likewise.
16404 (lfrintnuv2sf): Likewise.
16405 (lfrintnuv4sf): Likewise.
16406 (lfrintnuv2df): Likewise.
16407 (lfrintnusf): Likewise.
16408 (lfrintnudf): Likewise.
16409 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16411 (vcvtq_u32_f32): Likewise.
16412 (vcvtq_u64_f64): Likewise.
16413 (vcvta_u32_f32): Likewise.
16414 (vcvtaq_u32_f32): Likewise.
16415 (vcvtaq_u64_f64): Likewise.
16416 (vcvtm_u32_f32): Likewise.
16417 (vcvtmq_u32_f32): Likewise.
16418 (vcvtmq_u64_f64): Likewise.
16419 (vcvtn_u32_f32): Likwise.
16420 (vcvtnq_u32_f32): Likewise.
16421 (vcvtnq_u64_f64): Likewise.
16422 (vcvtp_u32_f32): Likewise.
16423 (vcvtpq_u32_f32): Likewise.
16424 (vcvtpq_u64_f64): Likewise.
16425 (vcvtmd_u64_f64): Likewise.
16426 (vcvtms_u32_f32): Likewise.
16427 (vcvtad_u64_f64): Likewise.
16428 (vcvtas_u32_f32): Likewise.
16429 (vcvtnd_u64_f64): Likewise.
16430 (vcvtns_u32_f32): Likewise.
16431 (vcvtpd_u64_f64): Likewise.
16432 (vcvtps_u32_f32): Likewise.
16434 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16436 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16437 CSEL of zero_extended registers.
16439 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16441 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16442 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16444 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16446 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16447 false when argument string is not found in the attributes table
16450 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16453 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16454 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16455 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16456 precision estimate.
16458 2016-01-15 Richard Biener <rguenther@suse.de>
16460 PR tree-optimization/66856
16461 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16462 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16463 (vect_create_new_slp_node): Increment stmt reference count.
16464 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16465 an SLP tree before swapping operands.
16466 (vect_build_slp_tree): Likewise.
16467 (destroy_bb_vec_info): Free stmt info after SLP instances.
16468 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16469 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16470 (STMT_VINFO_NUM_SLP_USES): New macro.
16472 2016-01-15 Richard Biener <rguenther@suse.de>
16475 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16476 (add_linkage_name): ... here.
16477 (gen_typedef_die): Use add_linkage_name_raw instead of
16478 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16481 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16483 * gimplify.c (oacc_default_clause): Decode reference and pointer
16484 types for both kernels and parallel regions.
16486 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16488 PR middle-end/69246
16489 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16491 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16493 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16494 (convert_scalars_to_vector): Likewise.
16496 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16498 * doc/extend.texi (Type Traits): Fix grammar.
16500 2016-01-15 Martin Jambor <mjambor@suse.cz>
16502 * tree-inline.c (remap_decl): Use existing dclarations if
16503 remapping a type and prevent_decl_creation_for_types.
16504 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16505 decls first. Do real remapping with
16506 prevent_decl_creation_for_types set.
16507 * tree-inline.h (copy_body_data): New field
16508 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16511 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16513 * config/s390/s390.opt (mmvcle): More verbose help text.
16515 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16517 * config/s390/s390.opt: Add period to -mzvector option text.
16519 2016-01-15 Richard Biener <rguenther@suse.de>
16521 PR tree-optimization/68961
16522 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16523 of invariants in stores again.
16525 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16527 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16529 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16531 * config/i386/i386.c (ix86_expand_branch): Don't split
16532 DI mode xor instruction to SI mode.
16534 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16537 * ipa-icf.c (sem_function::merge): Virtual functions may become
16538 reachable even if they address is not taken and there are no
16541 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16543 * lto-streamer-out.c (subtract_estimated_size): New function.
16544 (get_symbol_initial_value): Use it.
16546 2016-01-15 Christian Bruel <christian.bruel@st.com>
16549 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16550 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16551 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16552 use add_builtin_function_ext_scope instead of add_builtin_function.
16553 (neon_set_p, neon_crypto_set_p): Remove.
16554 (arm_init_builtins): Always call arm_init_neon_builtins and
16555 arm_init_crypto_builtins.
16556 (arm_expand_builtin): Check that builtins are allowed for the arch.
16557 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16558 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16559 arm_init_neon_builtins call.
16561 2016-01-15 Richard Biener <rguenther@suse.de>
16563 PR tree-optimization/69117
16564 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16565 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16566 of the leader conservatively.
16567 (free_scc_vn): Restore original SSA name infos.
16569 2016-01-14 Jeff Law <law@redhat.com>
16571 PR tree-optimization/69270
16572 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16573 single bit of precision, verify it's also unsigned.
16574 (record_edge_info): Use constant_boolean_node rather than fold_convert
16575 to convert boolean_true/boolean_false to the right type.
16577 2016-01-14 Richard Henderson <rth@redhat.com>
16580 * loop-doloop.c (record_reg_sets): New.
16581 (doloop_optimize): Reject the transform if the sequence
16582 clobbers registers live at the end of the loop block.
16583 (doloop_optimize_loops): Enable df_live if needed.
16585 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16587 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16588 * config/rs6000/rs6000.c: Likewise.
16589 * config/rs6000/rs6000.h: Likewise.
16590 * config/rs6000/rs6000.md: Likewise.
16591 * doc/extend.texi: Likewsie.
16593 2016-01-14 Jeff Law <law@redhat.com>
16595 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16598 2016-01-14 Richard Henderson <rth@redhat.com>
16602 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16603 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16604 instead of builtin_decl_declared_p to test for declaration.
16606 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16608 * doc/loop.texi (Loop Analysis and Representation): Document
16609 loop_depth function.
16611 2016-01-14 Tom de Vries <tom@codesourcery.com>
16613 PR tree-optimization/68773
16614 * omp-low.c (expand_omp_target): Don't set force_output.
16615 * varpool.c (varpool_node::get_create): Same.
16616 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16617 offload_funcs with force_output.
16619 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16622 * lra-eliminations.c (move_plus_up): Don't change anything if either
16623 the outer or inner subreg mode is not MODE_INT.
16624 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16625 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16627 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16629 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16630 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16631 reduc_uplus_@var{m}): Remove.
16632 * expr.c (expand_expr_real_2): Remove expansion path for
16633 reduc_[us](min|max|plus) optabs.
16634 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16635 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16636 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16637 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16638 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16639 reduc_[us](min|max|plus) optabs.
16641 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16643 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16644 (reduc_plus_scal_v2sf): New.
16645 (reduc_smax_v2sf): Rename to...
16646 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16647 (reduc_smin_v2sf): Rename to...
16648 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16650 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16652 * alias.c (compare_base_symbol_refs): New function.
16653 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16656 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16658 PR middle-end/68146
16659 PR tree-optimization/69155
16660 * tree-complex.c: Include cfganal.h.
16661 (phis_to_revisit): New variable.
16662 (extract_component): Add phiarg_p argument. Assert that returned
16663 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
16664 (update_phi_components): Partly rewrite to use loop over real/imag
16665 components instead of code duplication. If extract_component returns
16666 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
16667 create_tmp_reg into the PHI node instead, and mention the phi triplet
16668 in phis_to_revisit.
16669 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
16670 in phis_to_revisit at the end.
16672 2016-01-14 Richard Biener <rguenther@suse.de>
16674 PR tree-optimization/68060
16675 * tree-vect-loop.c (vect_is_simple_reduction): Check the
16676 outer loop reduction is only used in the inner loop before
16677 detecting a double reduction.
16679 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16682 * combine.c (expand_field_assignment): Punt if compute_mode is
16683 unsupported scalar mode.
16685 2016-01-14 Richard Biener <rguenther@suse.de>
16687 PR tree-optimization/66856
16688 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
16689 SLP node only if it built successfully.
16690 (vect_analyze_slp_instance): Adjust.
16692 2016-01-14 Jeff Law <law@redhat.com>
16694 PR tree-optimization/69270
16695 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
16696 (record_edge_info): Use it. Convert boolean_{true,false}_node
16697 to the type of op0.
16699 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
16702 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
16703 use block_ultimate_origin
16704 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
16706 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16708 * doc/invoke.texi (Submodel Options): Rename section to
16709 "Machine-Dependent Options" to better reflect its content.
16710 Rewrite introductory text to remove archaic CPU names.
16713 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16715 * doc/invoke.texi (Code Gen Options): Move section up in file,
16716 before target-specific options. Update menu and option summary
16717 to reflect the new section ordering.
16719 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16721 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
16722 (C++ Dialect Options): Add cross-reference to -std option.
16723 * doc/standards.texi (C++ Language): Document C++14 support.
16725 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16727 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
16728 for pack/unpack functions for __ibm128.
16729 (PACK_IF): Likewise.
16730 (UNPACK_IF): Likewise.
16732 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
16733 support for __ibm128 pack/unpack functions.
16734 (rs6000_invalid_builtin): Likewise.
16735 (rs6000_init_builtins): Likewise.
16736 (rs6000_opt_masks): Likewise.
16738 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
16739 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
16741 (RS6000_BTM_COMMON): Likewise.
16743 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
16744 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
16745 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
16746 128-bit floating point. Add support for the double values to be
16747 in Altivec registers for TF/IF packing and unpacking, but restrict
16748 TD packing sub-fields to be FPR registers. Don't allow overlapped
16749 register support for packing. Allow pack inputs to be memory
16750 locations. Don't build generator functions for unpack<mode>_dm
16751 and unpack<mode>_nodm.
16752 (unpack<mode>_dm): Likewise.
16753 (unpack<mode>_nodm): Likewise.
16754 (pack<mode>): Likewise.
16756 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
16757 built-in functions to pack/unpack explicit __ibm128 values.
16758 (__builtin_unpack_ibm128): Likewise.
16760 * doc/extend.texi (PowerPC Built-in Functions): Document
16761 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
16763 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
16766 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
16767 Add new arg loc and pass it down as context.
16768 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
16769 to the location to use for the warning.
16770 (check_function_arguments): New arg loc. All callers changed. Pass
16771 it to check_function_nonnull.
16772 * c-common.h (check_function_arguments): Adjust declaration.
16774 2016-01-13 Jakub Jelinek <jakub@redhat.com>
16776 PR tree-optimization/69156
16777 * gimple.c (validate_type): Removed.
16778 (gimple_builtin_call_types_compatible_p): Use
16779 useless_type_conversion_p instead of validate_type.
16780 * value-prof.c (gimple_stringop_fixed_value): Fold
16781 icall_size to correct type.
16783 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16785 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
16788 2016-01-13 Richard Henderson <rth@redhat.com>
16791 * target.def (builtin_tm_load, builtin_tm_store): Remove.
16792 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
16793 (ix86_builtin_tm_store): Remove.
16794 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16795 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16796 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16797 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16798 * doc/tm.texi: Rebuild.
16800 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
16801 (BUILT_IN_TM_MEMCPY_RTWN): New.
16802 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
16803 fallback from vector to integer helpers.
16804 (build_tm_load): Handle vector types directly, instead of
16806 (build_tm_store): Likewise.
16807 (expand_assign_tm): Prepare for register types not handled by
16808 the above. Copy them to memory and use memcpy.
16809 * tree.c (tm_define_builtin): New.
16810 (find_tm_vector_type): New.
16811 (build_tm_vector_builtins): New.
16812 (build_common_builtin_nodes): Call it.
16814 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
16816 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
16817 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
16819 2016-01-13 Tom de Vries <tom@codesourcery.com>
16821 PR tree-optimization/69169
16822 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
16823 handled_struct_type param.
16824 (create_variable_info_for, intra_create_variable_infos): Call
16825 create_variable_info_for_1 with extra arg.
16827 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
16829 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
16830 and "armv8.1-a+crc" entries.
16832 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
16835 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
16836 Change first operand predicate from register_or_constm1_operand
16837 to register_operand.
16838 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
16839 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
16840 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
16841 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
16842 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
16843 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
16844 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
16845 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
16846 comparison with constm1_rtx from vec_prefetch_gen part.
16848 2016-01-13 Richard Biener <rguenther@suse.de>
16850 PR tree-optimization/69013
16851 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
16852 Exchange assert for a test.
16854 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16857 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
16859 2016-01-13 Richard Biener <rguenther@suse.de>
16861 PR tree-optimization/69242
16862 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
16863 assert with a check.
16865 2016-01-13 Richard Biener <rguenther@suse.de>
16867 PR tree-optimization/69186
16868 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16869 Properly guard vect_update_misalignment_for_peel call.
16871 2016-01-12 Jeff Law <law@redhat.com>
16873 PR tree-optimization/pr67755
16874 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
16875 "need_profile_correction".
16876 (thread_block_1): Initialize new field to false by default. If we
16877 have multiple thread paths through a common joiner to different
16878 final targets, then set new field to true.
16879 (compute_path_counts): Only do count adjustment when it's really
16882 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16884 * doc/invoke.texi (Spec Files): Move section down in file, past
16885 all command-line option descriptions.
16887 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16889 PR middle-end/54809
16890 * doc/gty.texi: Remove documentation of mark_hook.
16891 * gengtype.c (struct write_types_data): Remove code to support
16892 mark_hook attribute.
16893 (walk_type): Likewise.
16894 (write_func_for_structure): Likewise.
16896 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16898 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
16899 Directory Options, and -specs= to Overall Options.
16900 (Overall Options): Adjust similarly. Reorder to group related
16901 options together. Make -specs= cross-reference the spec file details.
16902 (Directory Options): Adjust similarly.
16904 2016-01-12 Jeff Law <law@redhat.com>
16906 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
16908 2016-01-12 Olivier Hainque <hainque@adacore.com>
16910 * gcc.c (spec_undefvar_allowed): New global.
16911 (process_command): Set to true when running for --version or --help,
16913 (getenv_spec_function): When the variable is not defined, use the
16914 variable name as the variable value if we're allowed not to issue
16917 2016-01-12 Bin Cheng <bin.cheng@arm.com>
16919 PR tree-optimization/68911
16920 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
16921 information computed for expression "init + nit * step".
16923 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16925 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
16926 about name of GCC executable. Remove deleted node from menu.
16927 (Directory Options) <-B>: Remove cross-reference to deleted node.
16928 (Target Options): Delete section.
16930 2016-01-12 Christian Bruel <christian.bruel@st.com>
16933 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
16934 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
16936 2016-01-12 Jakub Jelinek <jakub@redhat.com>
16939 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
16940 aligned_mem is properly set for AVX512-VL floating point masked
16944 * ifcvt.c (cond_exec_process_if_block): When removing the last
16945 insn from then_bb, remove also any possible barriers that follow it.
16947 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
16951 * config/i386/iamcu.h (SIZE_TYPE): New macro.
16952 (PTRDIFF_TYPE): Likewise.
16953 (WCHAR_TYPE): Likewise.
16954 (WCHAR_TYPE_SIZE): Likewise.
16955 (STDINT_LONG32): Likewise.
16957 2016-01-12 Richard Biener <rguenther@suse.de>
16959 PR tree-optimization/69053
16960 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
16961 convert initial value for cond reductions.
16963 2016-01-12 Richard Biener <rguenther@suse.de>
16965 PR tree-optimization/69007
16966 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
16967 widen_sum after dot_prod and sad.
16969 2016-01-12 Richard Biener <rguenther@suse.de>
16971 PR tree-optimization/69168
16972 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
16973 pattern stmt SLP type.
16974 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
16975 end up unused so cope with that case.
16977 2016-01-12 Richard Biener <rguenther@suse.de>
16979 PR tree-optimization/69157
16980 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
16981 stmts def type only during analyze phase.
16982 (vectorizable_call): Likewise.
16983 (vectorizable_simd_clone_call): Likewise.
16984 (vectorizable_conversion): Likewise.
16985 (vectorizable_assignment): Likewise.
16986 (vectorizable_shift): Likewise.
16987 (vectorizable_operation): Likewise.
16988 (vectorizable_store): Likewise.
16989 (vectorizable_load): Likewise.
16991 2016-01-12 Richard Biener <rguenther@suse.de>
16993 PR tree-optimization/69174
16994 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
16996 (vectorizable_load): Properly compute the number of loads needed
16997 for permuted strided SLP loads and do not spuriously assign
16998 to SLP_TREE_VEC_STMTS.
17000 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17002 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17003 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17004 (MD_EXEC_PREFIX): Remove.
17005 (MD_STARTFILE_PREFIX) Removee.
17006 (FILE_NAME_ABSOLUTE_P): Remove.
17007 (CPP_SPEC): Do not read macros from sys/version.h.
17008 (LINK_COMMAND_SPEC): Remove.
17009 (LOCAL_INCLUDE_DIR): Remove.
17010 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17011 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17012 (POST_LINK_SPEC): Define to invoke stubify after linker
17013 (LIBSTDCXX): Remove define
17014 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17015 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17016 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17017 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17018 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17019 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17020 (i386_djgpp_asm_named_section): Add propotype of new procedure
17022 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17023 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17024 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17025 in config/i386/djgpp.h).
17026 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17027 STANDARD_STARTFILE_PREFIX_1.
17028 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17029 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17030 installation errors.
17031 (MAX_OFILE_ALIGNMENT): Define to 128.
17032 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17034 * config/i386/djgpp.c: New file. Add implementation of
17035 i386_djgpp_asm_named_section.
17037 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17039 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17040 Add rule for building djgpp.o.
17042 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17044 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17045 (rtx_is_swappable_p): Reductions are swappable.
17046 (insn_is_swappable_p): V2DF reductions are swappable.
17048 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17050 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17051 reloads for other unsupported memory operands.
17053 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17054 Jim Wilson <jim.wilson@linaro.org>
17057 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17058 copy_to_mode_reg instead of force_reg.
17060 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17063 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17064 TARGET_80387 is true.
17066 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17069 * lra-eliminations.c (move_plus_up): Only move plus up
17070 if subreg of the constant can be simplified into constant
17071 and use the simplified subreg of the constant instead of
17072 the original constant.
17074 * fold-const.c (fold_convertible_p): Don't return true
17075 for conversion of VECTOR_TYPE to same sized integral type.
17076 (fold_convert_loc): Fix up formatting. Fold conversion of
17077 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17078 instead of NOP_EXPR.
17080 PR tree-optimization/69214
17081 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17082 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17085 PR tree-optimization/69207
17086 * tree-vect-slp.c (vect_get_constant_vectors): For
17087 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17088 fold_convertible_p to vector_type's element type, and always
17089 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17091 2016-01-11 Richard Biener <rguenther@suse.de>
17093 PR tree-optimization/69173
17094 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17095 fixup the cycle if all stmts are in a pattern.
17097 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17099 PR middle-end/68999
17100 * alias.c (base_alias_check): Move check for addresses with
17101 alignment ANDs before the call for compare_base_decls.
17102 (memrefs_conflict_p): Return -1 for different decls
17103 that went through alignment adjustments.
17105 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17107 PR rtl-optimization/68796
17108 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17109 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17110 and QImode comparisons against zero with CC_NZmode.
17111 * config/aarch64/iterators.md (short_mask): New mode_attr.
17113 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17115 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17116 (<avx512>_store<mode>_mask): Likewise.
17118 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17119 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17121 PR rtl-optimization/68841
17122 * ifcvt.c (struct noce_if_info): Add orig_x field.
17123 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17124 Don't record conflicts on to_rename if it's present.
17125 Allow memory destinations in sets.
17126 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17127 blocks, passing orig_x to the checks.
17128 (noce_process_if_block): Set if_info->orig_x appropriately.
17130 2016-01-11 Tom de Vries <tom@codesourcery.com>
17132 PR tree-optimization/69069
17133 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17135 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17137 PR rtl-optimization/68920
17138 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17139 of conditional moves for RTL if-conversion to 1 for
17140 TARGET_ONE_IF_CONV_INSN.
17141 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17142 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17143 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17144 parameter to restirct number of conditional moves for
17146 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17147 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17150 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17153 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17154 onepart vars. Fix typo in comment. Fix reversed condition in
17156 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17159 * var-tracking.c (dump_onepart_variable_differences): New.
17160 (dataflow_set_different): If a detailed dump is requested,
17161 delay early returns and dump differences between onepart
17162 variables present before and after, and added variables.
17164 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17167 * expr.c (expand_expr_real_1): For boolean vector constants
17168 with a scalar mode use const_scalar_mask_from_tree.
17169 (const_scalar_mask_from_tree): New.
17170 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17171 assigned to a mask type to handle constants.
17173 2016-01-11 Martin Jambor <mjambor@suse.cz>
17176 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17177 useless parameters if we cannot change function signature.
17179 2016-01-11 Martin Jambor <mjambor@suse.cz>
17182 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17185 2016-01-11 Tom de Vries <tom@codesourcery.com>
17187 PR tree-optimization/69109
17188 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17191 2016-01-11 Tom de Vries <tom@codesourcery.com>
17193 PR tree-optimization/69108
17194 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17195 res is not used in a phi.
17197 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17200 * common.opt (frandom-seed): Fix parameter name.
17201 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17203 2016-01-11 Tom de Vries <tom@codesourcery.com>
17205 PR tree-optimization/69058
17206 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17209 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17211 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17212 (mcode-density): Likewise.
17214 2016-01-10 Tom de Vries <tom@codesourcery.com>
17216 PR tree-optimization/69062
17217 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17218 (parallelize_loops): Don't paralelize loop that has phi with address
17221 2016-01-10 Tom de Vries <tom@codesourcery.com>
17223 PR tree-optimization/69039
17224 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17227 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17229 PR middle-end/68743
17230 * match.pd: Require target has function_c99_misc before doing
17231 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17233 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17235 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17237 * configure: Regenerate.
17239 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17241 PR middle-end/50865
17242 PR tree-optimization/69097
17243 * fold-const.h (expr_not_equal_to): New prototype.
17244 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17245 (expr_not_equal_to): New function.
17246 * match.pd (X % -Y is the same as X % Y): Don't optimize
17247 unless X is known not to be equal to minimum or Y is known
17248 not to be equal to -1.
17249 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17250 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17251 (simplify_stmt_using_ranges): Adjust caller.
17252 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17253 substitute_and_fold.
17255 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17257 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17260 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17262 PR tree-optimization/69167
17263 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17264 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17266 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17268 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17269 Richard Biener <rguenther@suse.de>
17271 PR tree-optimization/68707
17272 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17273 instances that can be handled via vect_load_lanes.
17275 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17277 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17278 if we can't determine address equivalence.
17279 * alias.c (compare_base_decl): Update for changed return value of
17280 symtab_node::equal_address_to.
17282 2016-01-08 Jason Merrill <jason@redhat.com>
17286 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17287 * expr.c (store_field): Not here.
17288 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17289 call with TREE_ADDRESSABLE type.
17290 * tree-cfg.c (verify_gimple_call): Adjust.
17292 2016-01-08 Olivier Hainque <hainque@adacore.com>
17294 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17297 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17299 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17300 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17301 (reduc_smin_v2sf): Rename to...
17302 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17303 (reduc_splus_v2sf): Rename to...
17304 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17306 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17308 PR tree-optimization/69162
17309 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17310 valist argument in another argument.
17311 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17312 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17313 to determine the va_list type, build a MEM_REF instead of
17314 build_fold_indirect_ref.
17316 PR tree-optimization/69172
17317 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17320 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17322 PR tree-optimization/67781
17323 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17324 and cmpnop in two steps: first the ones not accessed in original
17325 gimple expression in a endian independent way and then the ones not
17326 accessed in the final result in an endian-specific way.
17328 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17330 PR tree-optimization/69083
17331 * tree-vect-slp.c (vect_get_constant_vectors): For
17332 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17333 element type. If op is fold_convertible_p to vector_type's element
17334 type, use NOP_EXPR instead of VCE.
17336 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17338 PR rtl-optimization/67778
17339 PR rtl-optimization/68634
17340 PR rtl-optimization/68909
17341 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17342 block from the stack until done with it. Remove a superfluous
17343 bitmap set. Remove a superfluous bitmap test.
17345 2016-01-07 Martin Sebor <msebor@redhat.com>
17348 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17349 constraint on the type of arguments.
17351 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17353 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17354 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17355 unaligned_access on the gcc_options set.
17356 * config/arm/arm.c (arm_option_override_internal): Use
17357 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17359 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17362 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17363 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17365 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17368 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17371 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17372 depending on frame_pointer_needed before remaining integer and SSE
17373 registers are saved.
17375 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17378 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17380 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17383 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17384 Use the "xBm" constraint.
17385 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17387 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17388 (sse_cvtsi2ssq<round_name>): Likewise.
17389 (sse_cvtss2si<round_name>): Likewise.
17390 (sse_cvtss2siq<round_name>): Likewise.
17391 (sse2_cvtsi2sdq<round_name>): Likewise.
17392 (sse2_cvtsd2si<round_name>): Likewise.
17393 (sse2_cvtsd2siq<round_name>): Likewise.
17394 * config/i386/subst.md (round_nimm_scalar_predicate): New
17397 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17399 PR middle-end/67639
17400 * varasm.c (make_decl_rtl): Mark invalid register vars as
17403 PR rtl-optimization/66206
17404 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17405 All callers changed.
17407 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17409 PR tree-optimization/69141
17410 * tree-ssa-pre.c: Include langhooks.h.
17411 (eliminate_dom_walker::before_dom_children): Use
17412 lang_hooks.decl_printable_name instead of
17413 cgraph_node::get ()->name ().
17415 PR middle-end/68960
17416 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17417 it and DECL_ALIGN too.
17419 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17421 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17423 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17426 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17427 depending on frame_pointer_needed before remaining integer and SSE
17428 registers are saved.
17430 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17432 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17433 mode iterator with VSX_M2.
17434 (*p9_vecstore_<mode>): Likewise.
17435 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17436 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17437 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17438 (define_split for VSX_LE128 stores): Likewise.
17439 (define_peephole2 for TImode LE swaps): Likewise.
17440 (define_split for VSX_LE128 post-reload stores): Likewise.
17442 2016-01-06 Marek Polacek <polacek@redhat.com>
17445 * convert.c (convert_to_integer_1): Adjust call to
17446 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17447 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17448 EXPR instead of ARG.
17449 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17451 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17454 * doc/extend.texi (RL78 Variable Attributes): New section.
17456 2016-01-05 Marek Polacek <polacek@redhat.com>
17459 * builtins.c (get_memmodel): Use expansion point location rather than
17460 the input location. Call warning_at rather than warning.
17461 (expand_builtin_atomic_compare_exchange): Likewise.
17462 (expand_builtin_atomic_load): Likewise.
17463 (expand_builtin_atomic_store): Likewise.
17464 (expand_builtin_atomic_clear): Likewise.
17466 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17469 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17470 Replace nonimmediate_operand with vector_operand.
17471 * config/i386/predicates.md (vector_operand): New predicate.
17472 (general_vector_operand): Replace nonimmediate_operand with
17474 * config/i386/sse.md: Replace nonimmediate_operand with
17475 vector_operand and m constraint with Bm constraint on SSE
17476 patterns with 16-byte memory operand.
17477 * config/i386/subst.md (round_nimm_predicate): Replace
17478 nonimmediate_operand with vector_operand.
17479 (round_saeonly_nimm_predicate): Likewise.
17480 (round_saeonly_nimm_scalar_predicate): New.
17482 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17485 * config/i386/constraints.md (Bm): New constraint.
17486 * config/i386/predicates.md (vector_memory_operand): New
17488 * config/i386/sse.md: Replace xm with xBm in plusminus and
17489 any_logic patterns.
17491 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17494 * doc/extend.texi (V850 Function Attributes): New section.
17495 (V850 Variable Attributes): New section.
17497 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17500 * doc/extend.texi (MicroBlaze Function Attributes): Document
17501 interrupt_handler and fast_interrupt attributes.
17503 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17506 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17507 for local symbolic operands.
17508 * config/ia64/predicates.md (local_symbolic_operand64): New
17511 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17513 PR rtl-optimization/68651
17514 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17517 2016-01-05 Nathan Sidwell <nathan@acm.org>
17519 * alias.c (compare_base_decls): Use symtab_node::get.
17521 2016-01-05 Nick Clifton <nickc@redhat.com>
17524 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17525 secondary_reload_info structure.
17528 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17529 decls if weak support is available.
17531 2016-01-04 Martin Sebor <msebor@redhat.com>
17533 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17535 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17537 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17538 OPTION_MASK_P9_DFORM.
17540 * config/rs6000/constraints.md (wo constraint): New constraint for
17543 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17545 (rs6000_init_hard_regno_mode_ok): Likewise.
17547 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17550 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17551 expanders not to have constraints. Add support for ISA 3.0 xxperm
17552 instruction. Add support for fusing xxlor with xxperm.
17553 (altivec_vperm_<mode>_internal): Likewise.
17554 (altivec_vperm_v8hiv16qi): Likewise.
17555 (altivec_vperm_<mode>v16q): Likewise.
17556 (altivec_vperm_<mode>_uns): Likewise.
17557 (vperm_v8hiv4si): Likewise.
17558 (vperm_v16qiv8hi): Likewise.
17560 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17562 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17564 Update copyright years.
17566 * gcc.c (process_command): Update copyright notice dates.
17567 * gcov-dump.c (print_version): Ditto.
17568 * gcov.c (print_version): Ditto.
17569 * gcov-tool.c (print_version): Ditto.
17570 * gengtype.c (create_file): Ditto.
17571 * doc/cpp.texi: Bump @copying's copyright year.
17572 * doc/cppinternals.texi: Ditto.
17573 * doc/gcc.texi: Ditto.
17574 * doc/gccint.texi: Ditto.
17575 * doc/gcov.texi: Ditto.
17576 * doc/install.texi: Ditto.
17577 * doc/invoke.texi: Ditto.
17579 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17581 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17582 modes larger than TImode as TImode if NEON is not enabled.
17584 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17587 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17588 mode for %f0-%f31 only if TARGET_FPU.
17590 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17593 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17594 to compute the PACKED_P predicate.
17595 (function_arg_record_value): Minor tweaks.
17597 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17599 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17600 option for arm*-*-* targets.
17602 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17604 * doc/extend.texi (Common Function Attributes): Move docs for
17605 MSP430-specific attributes to....
17606 (MSP430 Function Attributes): ...here. Delete the redundant
17607 entries and copy-edit the remaining text.
17608 (MSP430 Variable Attributes): Use uniform format for index
17609 entries and add a cross-reference to the corresponding function
17612 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17614 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17616 (x86 Options): Likewise.
17618 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17622 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17623 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17624 to corresponding attribute.
17626 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17628 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17629 to correct alphabetization of table. Copy-edit and correct
17631 <stack_protect>: Likewise.
17632 <target_clones>: Likewise.
17634 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17635 Correct punctuation.
17636 (Code Gen Options) <-fno-plt>: Copy-edit.
17638 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17641 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17642 SI values. Explicitly convert SI to DI and vice-versa.
17644 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17646 PR tree-optimization/69070
17647 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17648 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17651 * ubsan.c (ubsan_instrument_float_cast): Call
17652 initialize_sanitizer_builtins.
17655 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
17657 Copyright (C) 2016 Free Software Foundation, Inc.
17659 Copying and distribution of this file, with or without modification,
17660 are permitted in any medium without royalty provided the copyright
17661 notice and this notice are preserved.