1 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
2 Richard Biener <rguenther@suse.de>
4 PR tree-optimization/23286
5 PR tree-optimization/70159
6 * doc/invoke.texi: Document -fcode-hoisting.
7 * common.opt (fcode-hoisting): New flag.
8 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
9 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
10 (do_regular_insertion): Rename to ...
11 (do_pre_regular_insertion): ... this and amend general comments
12 on insertion strathegy.
13 (do_partial_partial_insertion): Rename to ...
14 (do_pre_partial_partial_insertion): ... this.
15 (do_hoist_insertion): New function.
16 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
17 and call do_hoist_insertion properly.
19 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
20 (pass_pre::execute): Register hoist_insert stats.
22 2016-07-12 Jakub Jelinek <jakub@redhat.com>
25 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
26 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
27 is different from mode's bitsize. Small cleanup.
29 2016-07-12 Richard Biener <rguenther@suse.de>
31 PR rtl-optimization/68961
32 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
33 to simplify to a non-constant.
35 2016-07-11 Jakub Jelinek <jakub@redhat.com>
38 * omp-low.c (expand_omp_target): Gimplify device.
40 PR tree-optimization/71823
41 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
42 to get vec_oprnds2 from op2.
44 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
47 Hoist common subexpressions.
48 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
50 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
53 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
54 prevent generation of 'stxsiwx' on pre Power8 hardware.
56 2016-07-11 David Malcolm <dmalcolm@redhat.com>
58 * input.c: Include cpplib.h.
59 (selftest::temp_source_file): New class.
60 (selftest::temp_source_file::temp_source_file): New ctor.
61 (selftest::temp_source_file::~temp_source_file): New dtor.
62 (selftest::should_have_column_data_p): New function.
63 (selftest::test_should_have_column_data_p): New function.
64 (selftest::temp_line_table): New class.
65 (selftest::temp_line_table::temp_line_table): New ctor.
66 (selftest::temp_line_table::~temp_line_table): New dtor.
67 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
68 it to create a temp_line_table.
69 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
70 locations that are known to have column data.
71 (selftest::line_table_case): New struct.
72 (selftest::test_reading_source_line): Move tempfile handling
73 to class temp_source_file.
74 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
75 (selftest::assert_token_loc_eq): New function.
76 (ASSERT_TOKEN_LOC_EQ): New macro.
77 (selftest::test_lexer): New function.
78 (selftest::boundary_locations): New array.
79 (selftest::input_c_tests): Call test_should_have_column_data_p.
80 Loop over a test matrix of interesting values of location and
81 default_range_bits, calling test_lexer on each case in the matrix.
82 Move call to test_accessing_ordinary_linemaps into the matrix.
83 * selftest.h (ASSERT_EQ): Reimplement in terms of...
84 (ASSERT_EQ_AT): New macro.
86 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
89 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
90 Don't convert TImode in debug insn.
92 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
94 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
95 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
96 (tree_type_common::lang_flag_7): New.
97 (tree_type_common::spare): Reduce size.
98 * tree.h (TYPE_ALIGN_OK): Remove.
99 (TYPE_LANG_FLAG_7): New.
100 (get_inner_reference): Adjust header.
101 * print-tree.c (print_node): Adjust.
102 * expr.c (get_inner_reference): Remove parameter keep_aligning.
103 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
104 calls to get_inner_reference.
105 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
106 handling of TYPE_ALIGN_OK.
107 * builtins.c (get_object_alignment_2): Adjust call to
108 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
109 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
111 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
112 * cfgexpand.c (expand_debug_expr): Likewise.
113 * dbxout.c (dbxout_expand_expr): Likewise.
114 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
115 loc_list_from_tree, fortran_common): Likewise.
116 * fold-const.c (optimize_bit_field_compare,
117 decode_field_reference, fold_unary_loc, fold_comparison,
118 split_address_to_core_and_offset): Likewise.
119 * gimple-laddress.c (execute): Likewise.
120 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
121 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
122 * hsa-gen.c (gen_hsa_addr): Likewise.
123 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
124 * tsan.c (instrument_expr): Likewise.
125 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
126 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
127 * tree-affine.c (tree_to_aff_combination,
128 get_inner_reference_aff): Adjust calls to get_inner_reference.
129 * tree-data-ref.c (split_constant_offset_1,
130 dr_analyze_innermost): Likewise.
131 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
132 * tree-sra.c (ipa_sra_check_caller): Likewise.
133 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
134 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
135 bswap_replace): Likewise.
136 * tree-vect-data-refs.c (vect_check_gather,
137 vect_analyze_data_refs): Likewise.
138 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
139 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
142 2016-07-11 David Malcolm <dmalcolm@redhat.com>
144 * Makefile.in (selftest-valgrind): New phony target.
145 * function-tests.c (selftest::build_cfg): Delete pass instances
147 (selftest::convert_to_ssa): Likewise.
148 (selftest::test_expansion_to_rtl): Likewise.
149 * tree-cfg.c (selftest::test_linear_chain): Release dominator
151 (selftest::test_diamond): Likewise.
153 2016-07-11 Richard Biener <rguenther@suse.de>
155 PR tree-optimization/71816
156 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
157 than replacing all of its operands.
159 2016-07-11 Alan Modra <amodra@gmail.com>
161 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
162 (ctr<mode>): Add unspec.
163 (ctr<mode>_internal*): Likewise.
165 2016-07-08 James Bowman <james.bowman@ftdichip.com>
167 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
168 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
170 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
172 PR rtl-optimization/71621
173 * lra-constraints.c (process_alt_operands): Check combination of
176 2016-07-08 Jason Merrill <jason@redhat.com>
177 Richard Biener <rguenther@suse.de>
179 P0145: Refining Expression Order for C++.
180 * gimplify.c (initial_rhs_predicate_for): New.
181 (gimplfy_modify_expr): Gimplify RHS before LHS.
183 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
186 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
187 Allow standard error handling to take over when a wrong number
188 of arguments is presented to __builtin_vec_ld () or
191 2016-07-08 Jiong Wang <jiong.wang@arm.com>
193 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
198 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
199 __builtin_aarch64_fmaxv2sf.
200 (vmaxnmq_f32): Likewise.
201 (vmaxnmq_f64): Likewise.
202 (vminnm_f32): Likewise.
203 (vminnmq_f32): Likewise.
204 (vminnmq_f64): Likewise.
206 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
209 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
210 enable -mfloat128-hardware by default.
211 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
212 that IEEE 128-bit hardware support needs.
213 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
214 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
215 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
216 floating point requires.
217 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
218 -mfloat128 and -mfloat128-hardware changes.
220 2016-07-08 Alan Hayward <alan.hayward@arm.com>
222 PR tree-optimization/71667
223 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
225 2016-07-08 Martin Liska <mliska@suse.cz>
228 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
229 folding produces SAVE_EXPRs, thus return false for the type.
231 2016-07-07 Martin Liska <mliska@suse.cz>
233 * file-find.c (remove_prefix): New function.
234 * file-find.h (remove_prefix): Declare the function.
235 * gcc-ar.c (main): Skip a folder of the wrapper if
236 a wrapped binary would point to the same file.
238 2016-07-07 Jan Hubicka <jh@suse.cz>
240 * tree-scalar-evolution.c (iv_can_overflow_p): export.
241 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
242 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
244 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
247 * ipa-inline-analysis.c (compute_inline_parameters): Set
248 local.can_change_signature to false for intrumentation
251 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
253 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
254 with TARGET_HAVE_MOVT.
255 (TARGET_HAVE_MOVT): Define.
256 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
257 availability with TARGET_HAVE_MOVT.
258 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
260 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
262 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
263 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
264 * config/arm/constraints.md (define_constraint "j"): Use
265 TARGET_HAVE_MOVT to check MOVT availability.
267 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
269 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
271 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
273 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
274 (armv8-m.main): Likewise.
275 (armv8-m.main+dsp): Likewise.
276 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
277 (FL_FOR_ARCH8M_MAIN): Likewise.
278 * config/arm/arm-tables.opt: Regenerate.
279 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
280 armv8-m.main+dsp to BE8_LINK_SPEC.
281 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
282 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
283 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
284 Baseline and Mainline.
285 (arm_option_override_internal): Also disable arm_restrict_it when
286 !arm_arch_notm. Update comment for -munaligned-access to also cover
288 (arm_file_start): Increase buffer size for printing architecture name.
289 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
290 and armv8-m.main+dsp.
291 (mno-unaligned-access): Clarify that this is disabled by default for
292 ARMv8-M Baseline architectures as well.
294 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
296 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
297 decide whether to prevent some libgcc routines being included for some
298 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
299 link between this condition and the one in
300 libgcc/config/arm/lib1func.S.
302 2016-07-07 Richard Biener <rguenther@suse.de>
304 * tree-ssa-pre.c: Include alias.h.
305 (compute_avail): If we have multiple VN_REFERENCEs with the
306 same hashtable entry adjust that to make it a valid replacement
307 for all of them with respect to alignment and aliasing
308 when doing insertion.
309 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
310 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
312 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
316 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
317 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
320 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
322 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
323 (adjust_mems): Adjust.
324 (adjust_insn): Likewise.
325 (prepare_call_arguments): Likewise.
327 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
329 * gcse.c (struct ls_expr): Make stores field a vector.
330 (ldst_entry): Adjust.
331 (free_ldst_entry): Likewise.
332 (print_ldst_list): Likewise.
333 (compute_ld_motion_mems): Likewise.
334 (update_ld_motion_stores): Likewise.
336 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
338 * gcse.c (struct ls_expr): Remove loads field.
339 (ldst_entry): Adjust.
340 (free_ldst_entry): Likewise.
341 (print_ldst_list): Likewise.
342 (compute_ld_motion_mems): Likewise.
344 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
346 * store-motion.c (struct st_expr): Make antic_stores a vector.
347 (st_expr_entry): Adjust.
348 (free_st_expr_entry): Likewise.
349 (print_store_motion_mems): Likewise.
350 (find_moveable_store): Likewise.
351 (compute_store_table): Likewise.
352 (remove_reachable_equiv_notes): Likewise.
353 (replace_store_insn): Likewise.
354 (build_store_vectors): Likewise.
356 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
358 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
359 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
361 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
363 PR tree-optimization/71518
364 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
365 misalign also for outer loops with negative step.
367 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
369 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
370 (cortex_a53_shift): Add mov_shift.
371 (cortex_a53_shift_reg): Add new reservation for register shifts.
372 (cortex_a53_alu): Remove bfm.
373 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
374 (cortex_a53_alu_extr): Add new reservation for EXTR.
375 (bypasses): Improve bypass modelling.
377 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
380 * config/avr/avr.c (avr_asm_select_section): Strip off
381 SECTION_DECLARED from flags when calling get_section.
383 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
385 * tree-vectorizer.h (vect_memory_access_type): Add
386 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
387 * tree-vect-stmts.c (compare_step_with_zero): New function.
388 (perm_mask_for_reverse): Move further up file.
389 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
391 (get_negative_load_store_type): New function.
392 (get_load_store_type): Call it. Add an ncopies argument.
393 (vectorizable_mask_load_store): Update call accordingly and
394 remove tests for negative steps.
395 (vectorizable_store, vectorizable_load): Likewise. Handle new
398 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
400 * tree-vectorizer.h (vect_memory_access_type): New enum.
401 (_stmt_vec_info): Add a memory_access_type field.
402 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
403 (vect_model_store_cost): Take an access type instead of a boolean.
404 (vect_model_load_cost): Likewise.
405 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
406 vect_model_store_cost and vect_model_load_cost.
407 * tree-vect-stmts.c (vec_load_store_type): New enum.
408 (vect_model_store_cost): Take an access type instead of a
409 store_lanes_p boolean. Simplify tests.
410 (vect_model_load_cost): Likewise, but for load_lanes_p.
411 (get_group_load_store_type, get_load_store_type): New functions.
412 (vectorizable_store): Use get_load_store_type. Record the access
413 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
414 (vectorizable_load): Likewise.
415 (vectorizable_mask_load_store): Likewise. Replace is_store
416 variable with vls_type.
418 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
420 * tree-vectorizer.h (vect_grouped_load_supported): Add a
421 single_element_p parameter.
422 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
423 Check the PR65518 case here rather than in vectorizable_load.
424 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
425 * tree-vect-stmts.c (vectorizable_load): Likewise.
427 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
429 * tree-vectorizer.h (gather_scatter_info): New structure.
430 (vect_check_gather_scatter): Return a bool rather than a decl.
431 Replace return-by-pointer arguments with a single
432 gather_scatter_info *.
433 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
434 (vect_analyze_data_refs): Update call accordingly.
435 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
436 (vectorizable_mask_load_store): Likewise. Also record the
437 offset dt and vectype in the gather_scatter_info.
438 (vectorizable_store): Likewise.
439 (vectorizable_load): Likewise.
441 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
443 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
444 strided groups, use the cost of N scalar accesses instead
445 of ncopies vector accesses.
446 (vect_model_load_cost): Likewise.
448 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
450 * tree-vect-stmts.c (vect_cost_group_size): Delete.
451 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
452 variable to indicate when once-per-group costs are being used.
453 (vect_model_load_cost): Likewise. Fix comment and misindented code.
455 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
457 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
458 peeling-for-gaps condition.
460 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
462 * config/s390/s390.c (s390_expand_vec_init): Force initializer
463 element to register if it doesn't match general_operand.
465 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
466 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
468 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
470 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
471 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
472 (SIGNBIT): New mode iterator.
473 (Fsignbit): New mode attribute.
474 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
475 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
476 when direct moves are available.
477 (signbit<mode>2_dm): New define_insn_and_split).
478 (signbit<mode>2_dm2): New define_insn.
480 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
482 PR rtl-optimization/71594
483 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
484 into subregs of appropriate mode before trying to emit a conditional
487 2016-07-05 Jan Hubicka <jh@suse.cz>
489 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
492 2016-07-05 Jan Hubicka <jh@suse.cz>
494 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
496 2016-07-05 Jiong Wang <jiong.wang@arm.com>
498 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
501 2016-07-05 Jan Hubicka <jh@suse.cz>
503 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
506 2016-07-05 Richard Biener <rguenther@suse.de>
508 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
509 Handle empty else block.
510 (is_feasible_trace): Likewise.
511 (split_paths): Likewise.
513 2016-07-05 Richard Biener <rguenther@suse.de>
515 * tree-loop-distribution.c (distribute_loop): Fix issue with
518 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
520 * config/arm/neon-testgen.ml: Delete.
521 * config/arm/neon.ml: Delete.
523 2016-07-04 Jakub Jelinek <jakub@redhat.com>
526 * tree.c (attribute_value_equal): Use get_attribute_name instead of
527 directly using TREE_PURPOSE.
529 2016-07-04 Jiong Wang <jiong.wang@arm.com>
531 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
532 * config/aarch64/aarch64_neon.h: Likewise.
533 * config/aarch64/arm_neon.h: Likewise.
534 * config/aarch64/atomics.md: Likewise.
535 * config/aarch64/aarch64-simd-builtins.def: Likewise.
536 * doc/invoke.texi: Likewise.
538 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
540 * config/s390/s390.md: Add "z13" cpu_facility.
541 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
542 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
543 condition" type instructions.
545 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
546 Jeff Law <law@redhat.com>
548 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
549 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
551 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
553 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
554 permutation for TARGET_AVX512F.
555 (ix86_expand_vec_one_operand_perm_avx512): New function.
556 (expand_vec_perm_1): Invoke introduced function.
557 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
558 it may be not valid after vectorization.
560 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
563 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
564 typo in comment. Only force to memory if it is a weak
567 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
568 Jiong Wang <jiong.wang@arm.com>
570 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
571 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
572 (AARCH64_FL_F16): New.
573 (AARCH64_FL_FOR_ARCH8_2): New.
574 (AARCH64_ISA_8_2): New.
575 (AARCH64_ISA_F16): New.
576 (TARGET_FP_F16INST): New.
577 (TARGET_SIMD_F16INST): New.
578 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
579 ("fp"): Disabling "fp" also disables "fp16".
580 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
581 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
582 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
583 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
585 2016-07-04 Jan Beulich <jbeulich@suse.com>
587 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
589 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
592 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
593 the insns, use an insn form that does not adjust the offset on
594 little endian systems.
596 2016-07-01 Jan Beulich <jbeulich@suse.com>
598 * varasm.c (get_variable_section): Validate initializer in
599 named .bss-like sections.
601 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
603 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
604 Exchange the order of the second and third operands in the vpermr
605 instruction tmeplate.
607 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
610 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
611 Disallow TDmode values.
613 2016-07-01 Alan Modra <amodra@gmail.com>
615 PR rtl-optimization/71709
616 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
617 being set, not referenced.
619 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
621 PR tree-optimization/70729
622 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
623 of loop since it can be not valid after transformation.
625 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
627 * config/arm/arm.c (thumb_reload_in_hi): Delete.
628 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
630 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
632 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
635 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
638 * config/rs6000/constraints.md (wY constraint): New constraint to
639 match the requirements for the LXSD and STXSD instructions.
640 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
641 predicate to match the requirements for the LXSD and STXSD
643 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
644 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
645 to make sure that the bottom 2 bits of offset are 0, the address
646 form is offsettable, and no updating is done in the address mode.
647 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
648 (movdi_internal32): Likewise
649 (movdi_internal64): Likewise.
651 2016-06-30 Jakub Jelinek <jakub@redhat.com>
653 PR tree-optimization/71707
654 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
655 strinfo even for ADDR_EXPR ptr.
657 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
659 * config/rs6000/altivec.md (darn_32): Change the condition to
660 TARGET_P9_MISC instead of TARGET_MODULO.
661 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
662 condition expression.
663 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
664 condition expression.
665 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
666 (DFP_TEST): New code iterator.
667 (dfptstsfi_<code>_mode>): New define_expand.
668 (*dfp_sgnfcnc_<mode>): New define_insn.
669 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
670 definition next to BU_P9_MISC_1 definition and change the MASK
671 value to RS6000_BTM_P9_MISC.
672 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
673 (BU_P9_64BIT_MISC_0): Likewise.
674 (BU_P9_DFP_MISC_0): New macro definition.
675 (BU_P9_DFP_MISC_1): New macro definition.
676 (BU_P9_DFP_MISC_2): New macro definition.
677 (BU_P9_DFP_OVERLOAD_1): New macro definition.
678 (BU_P9_DFP_OVERLOAD_2): New macro definition.
679 (BU_P9_DFP_OVERLOAD_3): New macro definition.
680 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
681 (TSTSFI_LT_TD): Likewise.
682 (TSTSFI_EQ_DD): Likewise.
683 (TSTSFI_EQ_TD): Likewise.
684 (TSTSFI_GT_DD): Likewise.
685 (TSTSFI_GT_TD): Likewise.
686 (TSTSFI_OV_DD): Likewise.
687 (TSTSFI_OV_TD): Likewise.
688 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
689 (TSTSFI_LT_DD): Likewise.
690 (TSTSFI_LT_TD): Likewise.
691 (TSTSFI_EQ): Likewise.
692 (TSTSFI_EQ_DD): Likewise.
693 (TSTSFI_EQ_TD): Likewise.
694 (TSTSFI_GT): Likewise.
695 (TSTSFI_GT_DD): Likewise.
696 (TSTSFI_GT_TD): Likewise.
697 (TSTSFI_OV): Likewise.
698 (TSTSFI_OV_DD): Likewise.
699 (TSTSFI_OV_TD): Likewise.
700 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
701 overloaded test significance functions.
702 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
703 OPTION_MASK_P9_MISC into the representation of this mask.
704 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
706 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
707 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
709 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
710 argument is a 6-bit unsigned literal value if the icode argument
711 represents a DFP test significance built-in call.
712 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
713 flag used independently and in combination with the
714 RS6000_BTM_64BIT flag.
715 (rs6000_opt_masks): Add entry for power9-misc command-line option.
716 (rs6000_builtin_mask_names): Add entry for power9-misc
718 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
719 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
720 RS6000_BTM_P9_MISC macros.
721 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
722 option and change the description of the -mpower9-vector option to
723 enable only vector instructions, removing its erroneously claimed
724 support for scalar instructions.
725 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
726 the ISA 3.0 digital floating point test significance built-in
729 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
731 * config/aarch64/aarch64.c (cortexa35_tunings):
732 Enable AES fusion. Use cortexa57_branch_cost.
733 (cortexa53_tunings): Use cortexa57_branch_cost.
734 (cortexa72_tunings): Use cortexa57_branch_cost.
735 Use AUTOPREFETCHER_WEAK.
736 (cortexa73_tunings): Use cortexa57_branch_cost.
738 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
739 James Greenhalgh <james.greenhalgh@arm.com>
741 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
742 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
743 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
744 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
745 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
746 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
747 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
748 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
749 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
750 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
751 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
752 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
753 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
756 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
757 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
759 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
761 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
763 2016-06-30 David Malcolm <dmalcolm@redhat.com>
766 * gcc.c (driver::build_option_suggestions): Pass "option" to
767 add_misspelling_candidates.
768 * opts-common.c (add_misspelling_candidates): Add "option" param;
769 use it to avoid adding negated forms for options marked with
771 * opts.h (add_misspelling_candidates): Add "option" param.
773 2016-06-30 Jakub Jelinek <jakub@redhat.com>
776 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
777 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
778 first when permuting bitwise operation with rotate. Cast
779 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
781 2016-06-29 David Malcolm <dmalcolm@redhat.com>
783 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
784 for misspelled param names.
785 * params.c: Include spellcheck.h.
786 (find_param_fuzzy): New function.
787 * params.h (find_param_fuzzy): New prototype.
788 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
789 * spellcheck.h (struct edit_distance_traits<const char *>):
792 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
794 * config/rs6000/predicates.md (const_0_to_7_operand): New
795 predicate, recognize 0..7.
796 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
797 support for doing extracts from V16QImode, V8HImode, V4SImode
799 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
800 vector extract support.
801 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
802 for ISA 3.0 vector extract.
803 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
804 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
805 extracts of a constant element number from small integer vectors
806 on 64-bit ISA 3.0 systems.
807 (vsx_extract_<mode>_di): Likewise.
808 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
809 say when we can do ISA 3.0 vector extracts.
810 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
811 registers, using the stxsiwx instruction.
813 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
815 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
816 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
817 qdf24xx_regmove_cost, qdf24xx_tunings): New.
818 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
819 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
820 * config/arm/arm.c (arm_qdf24xx_tune): New.
822 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
824 * config/aarch64/aarch64.c (cortexa53_tunings):
825 Increase loop alignment to 8. Set function alignment to 16.
826 (cortexa35_tunings): Likewise.
827 (cortexa57_tunings): Increase loop alignment to 8.
828 (cortexa72_tunings): Likewise.
829 (cortexa73_tunings): Likewise.
831 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
833 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
834 for arm_fp16_ok and arm_fp16_hw.
835 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
836 arm_fp16_alternative.
838 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
840 PR tree-optimization/71655
841 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
842 types when swapping operands.
844 2016-06-29 Martin Liska <mliska@suse.cz>
847 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
848 * ipa-inline-transform.c (inline_call): Remove unnecessary call
849 of build_optimization_node.
851 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
853 PR tree-optimization/70729
854 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
855 independent in loops having positive safelen value.
856 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
857 it may be not valid after vectorization.
859 2016-06-29 Jakub Jelinek <jakub@redhat.com>
861 PR tree-optimization/71625
862 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
863 is sorted by ascending list->offset. If PTR is non-NULL and there is
864 previous strinfo, call get_stridx_plus_constant.
865 (get_stridx): Pass exp as second argument to get_addr_stridx.
866 (addr_stridxptr): Add missing list = list->next, so that there can be
867 more than one entries in the list. Bump limit from 16 to 32. Ensure
868 the list is sorted by ascending list->offset.
869 (get_stridx_plus_constant): Adjust so that it can be also called with
870 ADDR_EXPR instead of SSA_NAME as PTR.
871 (handle_char_store): Pass NULL_TREE as second argument to
874 2016-06-29 Richard Biener <rguenther@suse.de>
876 PR rtl-optimization/68961
877 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
879 2016-06-29 Richard Biener <rguenther@suse.de>
882 * alias.c (component_uses_parent_alias_set_from): Handle
883 type punning through union accesses by using the union alias set.
884 * gimple.c (gimple_get_alias_set): Remove union type punning case.
886 2016-07-29 Richard Biener <rguenther@suse.de>
888 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
889 precision not matching mode precision.
891 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
893 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
894 pa_output_arg_descriptor.
895 (call_val_symref_64bit_post_reload): Likewise.
896 (call_val_powf_64bit_post_reload): Likewise.
897 (sibcall_internal_symref_64bit): Likewise.
898 (sibcall_value_internal_symref_64bit): Likewise.
900 2016-06-28 Jakub Jelinek <jakub@redhat.com>
903 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
904 a constant, force its SUBREG_REG into memory or register instead
907 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
910 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
911 * doc/invoke.texi (AVR Options): Document it.
913 2016-06-28 Walter Lee <walt@tilera.com>
915 * config/tilegx/linux.h: Do not include arch/icache.h
916 (CLEAR_INSN_CACHE): Provide inlined definition directly.
917 * config/tilepro/linux.h: Do not include arch/icache.h
918 (CLEAR_INSN_CACHE): Provide inlined definition directly.
920 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
922 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
923 for big-endian BIT_FIELD_REF.
925 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
927 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
928 ('size' attribute): Add '128'.
930 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
931 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
932 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
933 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
934 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
935 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
936 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
937 *trunc<mode>df2_odd): Set size attribute to '128'.
938 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
939 * config/rs6000/power6.md (power6-fp): Include dfp type.
940 * config/rs6000/power7.md (power7-fp): Likewise.
941 * config/rs6000/power8.md (power8-fp): Likewise.
942 * config/rs6000/power9.md: New file.
943 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
944 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
945 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
947 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
948 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
949 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
950 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
951 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
952 dfp_dscri_<mode>): Change type attribute to dfp.
953 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
954 attribute to vecsimple.
955 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
956 and prefetch streams.
957 (rs6000_option_override_internal): Remove temporary code setting
958 tuning to power8. Don't set rs6000_sched_groups for power9.
959 (last_scheduled_insn): Change to rtx_insn *.
960 (divide_cnt, vec_load_pendulum): New variables.
961 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
962 (rs6000_issue_rate): Set issue rate for Power9.
963 (is_power9_pairable_vec_type): New.
964 (power9_sched_reorder2): New.
965 (rs6000_sched_reorder2): Call new function for Power9 specific
967 (insn_must_be_first_in_group): Remove Power9.
968 (insn_must_be_last_in_group): Likewise.
969 (force_new_group): Likewise.
970 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
971 Initialize divide_cnt/vec_load_pendulum.
972 (_rs6000_sched_context, rs6000_init_sched_context,
973 rs6000_set_sched_context): Handle context save/restore of new
976 2016-06-28 Richard Biener <rguenther@suse.de>
978 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
979 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
980 COMPONENT_REF operand.
981 (nonoverlapping_component_refs_p): Likewise.
982 * stor-layout.c (start_bitfield_representative): Mark
983 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
985 2016-06-28 Jakub Jelinek <jakub@redhat.com>
987 * Makefile.in: Don't cat ../stage_current if it does not exist.
989 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
990 last argument is a bit-field.
992 PR rtl-optimization/71673
993 * internal-fn.c (expand_arith_overflow_result_store): Use
994 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
998 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
999 expand_ifn_atomic_compare_exchange): New functions.
1000 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1001 * tree.h (build_call_expr_internal_loc): Rename to ...
1002 (build_call_expr_internal_loc_array): ... this. Fix up type of
1004 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1005 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1006 ATOMIC_COMPARE_EXCHANGE result.
1007 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1008 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1009 fold_builtin_atomic_compare_exchange): New prototypes.
1010 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1011 fold_builtin_atomic_compare_exchange): New functions..
1012 * tree-ssa.c (execute_update_addresses_taken): If
1013 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1014 of call when finding addressable vars, and if such var becomes
1015 non-addressable, call fold_builtin_atomic_compare_exchange.
1017 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1020 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1021 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1023 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1025 * config/rs6000/rs6000.md ('type' attribute): Add
1026 veclogical,veccmpfx,vecexts,vecmove insn types.
1027 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1028 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1029 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1030 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1031 *nabs<mode>2_hw): Change type to vecmove.
1032 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1033 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1034 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1035 *ieee_128bit_vsx_abs<mode>2_internal,
1036 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1037 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1038 *ieee128_mtvsrd_32bit): Change type to veclogical.
1039 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1040 *movdi_internal32, *movdi_internal64): Update insn types.
1041 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1042 vsx_extract_<mode>): Change type to veclogical.
1043 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1044 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1045 *vsx_sign_extend_si_v2di): Change type to vecexts.
1046 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1048 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1049 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1050 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1051 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1052 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1053 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1054 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1055 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1056 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1057 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1058 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1059 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1060 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1061 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1062 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1063 (ppc7450-vecsimple): Add veclogical, vecmove.
1064 (ppc7450-veccmp): Add veccmpfx.
1065 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1067 (ppc8540_vector_compare): Add veccmpfx.
1068 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1069 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1070 (cell-vecsimple): Add veclogical, vecmove.
1071 (cell-veccmp): Add veccmpfx.
1072 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1073 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1075 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1076 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1077 (power4-vecsimple): Add veclogical, vecmove.
1078 (power4-veccmp): Add veccmpfx.
1079 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1080 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1081 (power6-vecsimple): Add veclogical, vecmove.
1082 (power6-veccmp): Add veccmpfx.
1083 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1084 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1085 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1086 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1087 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1088 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1089 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1091 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1093 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1096 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1097 OPTION_MASK_P9_DFORM_VECTOR.
1098 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1099 disable -mpower9-dform-vector when using reload.
1100 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1101 New 'strict' argument. Update all callers. Add strict addressing
1103 (rs6000_legitimate_offset_address_p): Remove call to
1104 virtual_stack_registers_memory_p.
1105 (rs6000_legitimize_reload_address): Add quad address support.
1106 (rs6000_legitimate_address_p): Move call to quad_address_p above
1107 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1108 to account for new strict usage.
1109 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1110 for new strict usage.
1111 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1113 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1120 * config/i386/i386.c (ix86_spill_class): Disable condition to
1121 always return NO_REGS.
1123 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1125 * predict.c: Include gimple-pretty-print.h
1126 (predicted_by_loop_heuristics_p): Check also
1127 PRED_LOOP_EXIT_WITH_RECURSION
1128 (predict_loops): Find self recursive calls and use special purpose
1129 predictors for them; dump log about decisions.
1130 (pass_profile::execute): Dump info about #of iterations.
1131 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1132 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1134 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1136 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1137 output_asm_insn calls and shorten long lines. Output .CALL
1138 argument descriptor using pa_output_arg_descriptor. Add various
1139 inline $$dyncall and other optimizations.
1140 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1142 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1144 PR tree-optimization/71643
1145 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1148 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1149 leak a bitmap if dep_bb is NULL.
1151 PR tree-optimization/71631
1152 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1153 to rewrite_expr_tree even if negate_result, move new_lhs var
1154 declaration and initialization earlier, for powi_result set afterwards
1155 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1156 if new_lhs != lhs, and don't shadow gsi var.
1158 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1160 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1161 Add in_loop parameter.
1162 (predict_loops): Add loop guard heuristics.
1163 * predict.def (PRED_LOOP_GUARD): New heuristics.
1165 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1167 * predict.c: Include ipa-utils.h
1168 (tree_bb_level_prediction): Predict recursive calls.
1169 (tree_estimate_probability_bb): Skip inexpensive calls for call
1171 * predict.def (PRED_RECURSIVE_CALL): New.
1173 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1175 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1176 (BU_FLOAT128_1): Likewise.
1178 (COPYSIGNQ): Likewise.
1179 (RS6000_BUILTIN_NANQ): Likewise.
1180 (RS6000_BUILTIN_NANSQ): Likewise.
1181 (RS6000_BUILTIN_INFQ): Likewise.
1182 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1183 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1184 (TARGET_FOLD_BUILTIN): New #define.
1185 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1186 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1187 (rs6000_fold_builtin): New target hook implementation, handling
1188 folding of 128-bit NaNs and infinities.
1189 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1190 entries are filled in to avoid problems during bootstrap
1191 self-test; define builtins for 128-bit NaNs and infinities.
1192 (rs6000_opt_mask): Add entry for float128.
1193 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1194 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1195 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1196 (const_str_type_node): New #define.
1197 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1198 to a define_expand that dispatches to either copysign<mode>3_soft
1199 or copysign<mode>3_hard.
1200 (copysign<mode>3_hard): Rename from copysign<mode>3.
1201 (copysign<mode>3_soft): New define_insn.
1202 * doc/extend.texi: Document new builtins.
1204 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1206 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1207 PRIu64 instead of lu.
1209 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1212 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1215 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1217 PR tree-optimization/71647
1218 * omp-low.c (lower_rec_input_clauses): Convert
1219 omp_clause_aligned_alignment (c) to size_type_node for the
1220 last argument of __builtin_assume_aligned.
1222 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1224 * configure.ac (calling ___tls_get_addr via GOT): New
1225 assembler/linker check.
1226 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1227 assembler and linker supports calling ___tls_get_addr via GOT.
1228 Otherise, defined to 0.
1229 * config.in: Regenerated.
1230 * configure: Likewise.
1231 * config/i386/constraints.md (Yb): New constraint.
1232 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1233 (REG_CLASS_NAMES): Likewise.
1234 (REG_CLASS_CONTENTS): Likewise.
1235 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1236 the b constraint with the Yb constraint. Call ___tls_get_addr
1237 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1239 (*tls_local_dynamic_base_32_gnu): Likewise.
1240 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1241 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1242 (*tls_local_dynamic_base_64_<mode>): Likewise.
1244 2016-06-24 Martin Liska <mliska@suse.cz>
1246 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1247 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1249 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1250 argument to true if the expected number of iterations is
1253 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1255 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1256 assemble for 32bit target.
1257 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1258 and $ld_ix86_gld_32_opt to link for 32bit target.
1259 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1260 * configure: Regenerate.
1262 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1264 * config/arm/arm.c (int_log2): Delete definition and prototype.
1265 (shift_op): Use exact_log2 instead of int_log2.
1266 (vfp3_const_double_for_fract_bits): Likewise.
1268 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1270 * internal-fn.c (expand_arith_set_overflow): New function.
1271 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1273 (expand_arith_overflow_result_store): Likewise. Handle precision
1274 smaller than mode precision.
1275 * tree-vrp.c (extract_range_basic): For imag part, handle
1276 properly signed 1-bit precision result.
1277 * doc/extend.texi (__builtin_add_overflow): Document that last
1278 argument can't be pointer to enumerated or boolean type.
1279 (__builtin_add_overflow_p): Document that last argument can't
1280 have enumerated or boolean type.
1282 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1283 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1285 * config/rs6000/predicates.md (splat_input_operand): Rework.
1286 Don't allow constants, since the insns that use this predicate
1287 don't support constants. Constants are handled by other insns
1288 that are created via combine. During and after register
1289 allocation, only allow indexed or indirect addresses, and not
1290 general addresses. Only allow modes supported by the hardware.
1291 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1292 comment. Move check for using VSPLTIS<x> to a common location,
1293 instead of doing it in two different places.
1295 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1297 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1298 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1299 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1300 signature_CENTAUR_ebx.
1302 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1306 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1307 (as_ix86_gas_32_opt): This.
1308 (ld_ix86_tls_ldm_opt): Renamed to ...
1309 (ld_ix86_gld_32_opt): This.
1310 (R_386_TLS_LDM reloc): Updated.
1311 (R_386_GOT32X reloc): New assembler/linker check.
1312 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1313 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1315 * config.in: Regenerated.
1316 * configure: Likewise.
1317 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1318 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1319 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1320 if ix86_force_load_from_GOT_p returns true.
1321 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1322 ix86_force_load_from_GOT_p returns true.
1323 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1324 the external function address via the GOT slot.
1325 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1326 HAVE_AS_IX86_GOT32X before returning false.
1327 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1328 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1330 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1332 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1334 2016-06-23 Andi Kleen <ak@linux.intel.com>
1336 * Makefile.in: Regenerate.
1337 * doc/install.texi: Document autoprofiledbootstrap.
1339 2016-06-23 Andi Kleen <ak@linux.intel.com>
1341 * config/i386/gcc-auto-profile: New file.
1343 2016-06-23 Martin Liska <mliska@suse.cz>
1346 * predict.c (predict_loops): Revert the hunk that was removed
1349 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1351 * config.gcc: Add support for arm*-*-phoenix* targets.
1352 * config/arm/t-phoenix: New.
1353 * config/phoenix.h: New.
1355 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1356 H.J. Lu <hongjiu.lu@intel.com>
1359 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1360 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1361 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1362 ix86_force_load_from_GOT_p returns true.
1363 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1364 ix86_force_load_from_GOT_p returns true.
1365 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1366 ix86_force_load_from_GOT_p returns true.
1367 (ix86_expand_move): Load the external function address via the
1368 GOT slot if ix86_force_load_from_GOT_p returns true.
1369 * config/i386/predicates.md (x86_64_immediate_operand): Return
1370 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1371 (x86_64_zext_immediate_operand): Ditto.
1373 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1375 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1377 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1380 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1381 * diagnostic.c (pedwarn_at_rich_loc): New function.
1382 * spellcheck.h (best_match::best_match): Add a
1383 "best_distance_so_far" optional parameter.
1384 (best_match::set_best_so_far): New method.
1385 (best_match::get_best_distance): New accessor.
1386 (best_match::get_best_candidate_length): New accessor.
1388 2016-06-22 Nick Clifton <nickc@redhat.com>
1390 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1391 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1392 modes are accepted as well.
1393 (ucompare_loc_descriptor): Likewise.
1394 (minmax_loc_descriptor): Likewise.
1395 (clz_loc_descriptor): Likewise.
1396 (popcount_loc_descriptor): Likewise.
1397 (bswap_loc_descriptor): Likewise.
1398 (rotate_loc_descriptor): Likewise.
1399 (mem_loc_descriptor): Likewise.
1400 (loc_descriptor): Likewise.
1402 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1404 * common.opt (fdiagnostics-parseable-fixits): New option.
1405 * diagnostic.c: Include "selftest.h".
1406 (print_escaped_string): New function.
1407 (print_parseable_fixits): New function.
1408 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1409 (selftest::assert_print_escaped_string): New function.
1410 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1411 (selftest::test_print_escaped_string): New function.
1412 (selftest::test_print_parseable_fixits_none): New function.
1413 (selftest::test_print_parseable_fixits_insert): New function.
1414 (selftest::test_print_parseable_fixits_remove): New function.
1415 (selftest::test_print_parseable_fixits_replace): New function.
1416 (selftest::diagnostic_c_tests): New function.
1417 * diagnostic.h (struct diagnostic_context): Add field
1418 "parseable_fixits_p".
1419 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1420 -fdiagnostics-parseable-fixits.
1421 (-fdiagnostics-parseable-fixits): New option.
1422 * opts.c (common_handle_option): Handle
1423 -fdiagnostics-parseable-fixits.
1424 * selftest-run-tests.c (selftest::run_tests): Call
1425 selftest::diagnostic_c_tests.
1426 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1428 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1430 PR tree-optimization/71488
1431 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1432 comparison of boolean vectors.
1433 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1434 of boolean vectors using bitwise operations.
1436 2016-06-22 Andreas Schwab <schwab@suse.de>
1438 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1441 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1443 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1445 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1447 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1450 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1452 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1453 * config/arm/arm-cores.def (cortex-a73): New entry.
1454 (cortex-a73.cortex-a35): Likewise.
1455 (cortex-a73.cortex-a53): Likewise.
1456 * config/arm/arm-tables.opt: Regenerate.
1457 * config/arm/arm-tune.md: Likewise.
1458 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1459 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1460 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1461 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1462 * doc/invoke.texi (ARM Options): Document cortex-a73,
1463 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1465 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1467 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1468 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1469 (cortex-a73.cortex-a35): Likewise.
1470 (cortex-a73.cortex-a53): Likewise.
1471 * config/aarch64/aarch64-tune.md: Regenerate.
1472 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1473 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1476 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1478 * configure.ac (gcc_cv_as_compress_debug): Remove
1479 --compress-debug-sections as extra as switch.
1480 Handle gas --compress-debug-sections=type.
1481 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1482 Handle gld --compress-debug-sections=type.
1483 * configure: Regenerate.
1485 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1487 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1489 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1491 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1492 (do_rewrite): likewise.
1494 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1496 * common/config/mep/mep-common.c: Remove.
1497 * config.gcc: Remove mep-* support.
1498 * config/mep/constraints.md: Remove.
1499 * config/mep/default.h: Remove.
1500 * config/mep/intrinsics.h: Remove.
1501 * config/mep/intrinsics.md: Remove.
1502 * config/mep/ivc2-template.h: Remove.
1503 * config/mep/mep-c5.cpu: Remove.
1504 * config/mep/mep-core.cpu: Remove.
1505 * config/mep/mep-default.cpu: Remove.
1506 * config/mep/mep-ext-cop.cpu: Remove.
1507 * config/mep/mep-intrin.h: Remove.
1508 * config/mep/mep-ivc2.cpu: Remove.
1509 * config/mep/mep-pragma.c: Remove.
1510 * config/mep/mep-protos.h: Remove.
1511 * config/mep/mep.c: Remove.
1512 * config/mep/mep.cpu: Remove.
1513 * config/mep/mep.h: Remove.
1514 * config/mep/mep.md: Remove.
1515 * config/mep/mep.opt: Remove.
1516 * config/mep/predicates.md: Remove.
1517 * config/mep/t-mep: Remove.
1518 * doc/install.texi: Remove mep-* documentation.
1519 * doc/md.texi: Likewise.
1521 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1523 * config.gcc: Remove support for avr-rtems.
1524 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1525 * config/avr/rtems.h: Remove.
1526 * config/avr/t-rtems: Remove.
1528 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1530 * config.gcc: Remove m32r-rtems support.
1531 * config/m32r/rtems.h: Remove.
1533 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1535 * config.gcc: Remove h8300-rtems support.
1536 * config/h8300/rtems.h: Remove.
1537 * config/h8300/t-rtems: Remove.
1539 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1541 * config.gcc: Remove support for knetbsd.
1542 * configure.ac: Likewise.
1543 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1544 * config/knetbsd-gnu.h: Remove.
1545 * configure: Regenerate.
1547 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1549 * config.gcc: Remove support for openbsd 2 and 3.
1550 * config/openbsd-oldgas.h: Remove.
1552 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1554 * config.gcc: Remove interix support.
1555 * config/i386/i386-interix.h: Remove.
1556 * config/i386/interix.opt: Remove.
1557 * config/i386/t-interix: Remove.
1558 * configure: Regenerate.
1559 * configure.ac: Remove interix support.
1560 * doc/install.texi: Remove interix documentation.
1562 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1564 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1565 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1568 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1570 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1571 they are both PLACEHOLDER_EXPRs.
1573 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1575 * stor-layout.c (layout_type): Move setting complex MODE to
1576 layout_type, instead of setting it ahead of time by the caller.
1577 * tree.c (build_complex_type): Likewise.
1579 2016-06-21 Martin Liska <mliska@suse.cz>
1581 * predict.c (force_edge_cold): Replace imposisble with
1584 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1586 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1587 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1589 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1591 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1593 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1594 Ilya Enkovich <ilya.enkovich@intel.com>
1597 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1598 New member function to convert V1TImode register to SUBREG
1599 TImode in debug insn.
1600 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1601 after changing register mode to V1TImode.
1603 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1605 * config/aarch64/aarch64-cores.def (vulcan): New core.
1606 * config/aarch64/aarch64-tune.md: Regenerate.
1607 * doc/invoke.texi: Document vulcan as an available option.
1609 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1611 * cse.c (canon_asm_operands): New function extracted from...
1612 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1613 either standalone or member of a PARALLEL.
1615 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1618 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1619 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1620 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1622 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1625 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1626 constant addresses if can_create_pseudo_p.
1628 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1630 PR tree-optimization/71588
1631 * tree-ssa-strlen.c (valid_builtin_call): New function.
1632 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1635 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1638 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1639 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1640 for conversion of scalar user var to complex type and use the
1641 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1644 PR rtl-optimization/71591
1645 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1646 don't run any tests.
1648 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1651 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1652 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1653 space for PIC with non-v32 and the common non-PIC "jump".
1655 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1658 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1659 returned values and add UN*/LTGT/*ORDERED cases with values matching
1660 D operand modifier on vcmp for AVX.
1662 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1664 * config/aarch64/aarch64.opt
1665 (mpc-relative-literal-loads): Rename internal option name.
1666 * config/aarch64/aarch64.c
1667 (aarch64_nopcrelative_literal_loads): Rename to
1668 aarch64_pcrelative_literal_loads.
1669 (aarch64_expand_mov_immediate): Likewise.
1670 (aarch64_secondary_reload): Likewise.
1671 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1672 (aarch64_override_options_after_change_1): Rename and simplify logic.
1673 (aarch64_classify_symbol): Merge large model checks into switch,
1674 remove pc-relative load check.
1676 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1678 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1679 costs relative to the cost of a register move.
1681 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1683 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1684 (vcvt_n_f64_u64): Likewise.
1685 (vcvt_n_s64_f64): Likewise.
1686 (vcvt_n_u64_f64): Likewise.
1687 (vcvt_f64_s64): Likewise.
1688 (vrecpe_f64): Likewise.
1689 (vcvt_f64_u64): Likewise.
1690 (vrecps_f64): Likewise.
1692 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1694 * config/aarch64/aarch64.md
1695 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1697 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1699 * config/aarch64/aarch64-builtins.c
1700 (aarch64_types_binop_uss_qualifiers): Delete.
1701 (TYPES_BINOP_USS): Likewise.
1702 (aarch64_types_binop_sus_qualifiers): Likewise.
1703 (TYPES_BINOP_SUS): Likewise.
1704 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
1705 (TYPES_FCVTIMM_SUS): Likewise.
1706 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
1708 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
1709 (fcvtzs): Use SHIFTIMM rather than BINOP.
1710 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
1712 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1714 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
1715 costs relative to the cost of a register move.
1717 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1719 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
1720 Allow scalar/single vector modes to be tieable.
1722 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1724 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
1726 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1728 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
1730 * tree.h (TYPE_ALIGN): Likewise.
1732 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1735 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
1737 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1739 * config/avr/avr.c (avr_print_operand): Fix "format not a string
1740 literal" build warnings.
1741 (avr_print_operand_address): Dito.
1743 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
1746 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
1747 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
1749 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
1751 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
1753 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
1756 * reload1.c (reload): Pass 0 to finish_spills when called because
1757 update_eliminables_and_spill returns true and remove did_spill.
1758 (finish_spills): Adjust comment and document GLOBAL parameter.
1760 2016-06-17 DJ Delorie <dj@redhat.com>
1763 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
1764 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
1765 (umulqihi3_virt): Likewise.
1766 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
1767 (umulqihi3_real): Likewise.
1769 2016-06-17 Martin Liska <mliska@suse.cz>
1771 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
1773 2016-06-17 Martin Liska <mliska@suse.cz>
1775 * predict.def: PRED_LOOP_EXIT from 92 to 85.
1777 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
1779 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
1781 (vaddq_f32): Likewise.
1782 (vmul_f32): Likewise.
1783 (vmulq_f32): Likewise.
1784 (vsub_f32): Likewise.
1785 (vsubq_f32): Likewise.
1787 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1789 PR tree-optimization/71347
1790 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
1791 cost for all uses in group.
1793 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1795 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
1796 insert gimple seq if it's not empty.
1798 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1800 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
1802 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
1804 (comp_dr_with_seg_len_pair): Ditto.
1805 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
1806 struct dr_with_seg_len_pair against DR_OFFSET.
1807 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
1810 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
1812 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
1814 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
1816 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
1817 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
1818 (pa_output_millicode_call): Likewise.
1819 (pa_output_call): Likewise.
1820 (pa_output_indirect_call): Likewise.
1821 (pa_asm_output_mi_thunk): Likewise.
1823 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1825 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
1827 2016-06-16 Martin Liska <mliska@suse.cz>
1829 * predict.c (combine_predictions_for_insn): When we find a first
1830 match predictor, we should consider just predictors with
1831 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
1832 DS theory predictor.
1833 (combine_predictions_for_bb): Likewise.
1835 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1837 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
1838 with base of reference to struct.
1840 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1842 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
1844 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1847 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
1848 progmem_swtable_section.
1849 (progmem_swtable_section): Remove.
1850 (avr_asm_function_rodata_section): Remove.
1851 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1852 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
1854 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
1856 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1857 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
1858 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
1859 signature_CENTAUR_ebx.
1860 * config/i386/i386.c (ix86_option_override_internal): Add
1861 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
1862 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
1863 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
1865 2016-06-16 Martin Liska <mliska@suse.cz>
1867 * predict.def: Add fortran loop preheader predictor.
1868 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
1869 fold IFN_BUILTIN_EXPECT with a known constant argument.
1871 2016-06-16 Martin Liska <mliska@suse.cz>
1873 * predict.def: Add 'Fortran' to display text of all
1874 PRED_FORTRAN_* predictors.
1876 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
1879 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
1880 [IA64_BUILTIN_NANSQ]: Ditto.
1881 (ia64_fold_builtin): New function.
1882 (TARGET_FOLD_BUILTIN): New define.
1883 (ia64_init_builtins) Declare const_string_type node.
1884 Add __builtin_nanq and __builtin_nansq builtin functions.
1885 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
1887 2016-06-16 Nick Clifton <nickc@redhat.com>
1889 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
1890 MSP430_HWMULT_ prefix to enum values.
1891 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
1892 * config/msp430/msp430.c: Update use of enum values.
1893 * config/msp430/msp430.md: Likewise.
1894 * config/msp430/msp430.opt: Likewise.
1896 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
1898 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
1899 of comparsions in the last iteration.
1901 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1902 Joern Rennecke <joern.rennecke@embecosm.com>
1904 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
1906 (arc_needs_pcl_p): Add GOTOFFPC.
1907 (arc_legitimate_pic_addr_p): Likewise.
1908 (arc_output_pic_addr_const): Likewise.
1909 (arc_legitimize_pic_address): Generate a pc-relative address using
1911 (arc_output_libcall): Use @pcl syntax.
1912 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
1913 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
1914 (*movsi_insn): Use @pcl syntax.
1915 (doloop_begin_i): Likewise.
1917 2016-06-16 Martin Liska <mliska@suse.cz>
1919 * predict.def: Define a new predictor.
1921 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1923 * config/arc/arc.opt (mtp-regno): Update text.
1925 2016-06-16 Renlin Li <renlin.li@arm.com>
1927 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
1929 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1932 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
1933 (setcc + and peephole2): Likewise.
1935 PR rtl-optimization/71532
1936 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
1939 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1941 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
1942 DImode constants with XXSPLTIB in vector registers.
1943 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
1944 vsx_extract_<mode>_internal{1,2} into a single insn that handles
1945 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
1946 extraction of the element at the top of the register as a scalar
1948 (vsx_extract_<mode>_internal1): Likewise.
1949 (vsx_extract_<mode>_internal2): Likewise.
1950 * config/rs6000/constraints.md (wi constraint): Remove a comment
1951 about DImode not being allowed in Altivec registers.
1952 (wB constraint): New constraint for constants that can be
1953 generated in Altivec registers with VSPLTISW/VUPKHSW.
1954 * config/rs6000/predicates.md (xxspltib_constant_split): Update
1956 (xxspltib_constant_nosplit): Likewise.
1957 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
1958 support for -mupper-regs-di to enable DImode to go into Altivec
1960 (POWERPC_MASKS): Likewise.
1961 (power7 cpu): Likewise.
1962 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
1963 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
1964 for DImode being allowed in Altivec registers. Update wi/wj
1965 constraints. Set scalar_in_vmx_p flag.
1966 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
1967 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
1968 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
1969 (rs6000_opt_masks): Add -mupper-regs-di.
1970 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
1971 direct move to use wi and not wj.
1973 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
1975 (floatunssi<mode>2_lfiwzx_mem): Likewise.
1976 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
1977 any VSX register, instead of just Altivec registers, to allow
1978 either operand to be an Altivec register or both.
1979 (fixuns_trunc<mode>di2_fctiduz): Likewise.
1980 (movdi_internal32): Add support for -mupper-regs-di. Add support
1981 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
1982 the alternatives and attributes to be lined up to be easier to
1984 (movdi_internal64): Likewise.
1985 (64-bit DImode splitters): Change predicates to only split loading
1986 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
1987 load constants in ISA 3.0 or ISA 2.07 respectively.
1988 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1989 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
1990 mention -mcpu=power9 sets these options.
1991 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
1994 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1997 * config/avr/avr.c (avr_set_current_function): Warn misspelled
1998 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
1999 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2000 by default to warn misspelled interrupt/ signal handler.
2001 * doc/invoke.texi (AVR Options): Document it. Update description
2002 for -nodevicelib option.
2004 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2006 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2007 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2008 (aarch64_<sur>shll2_n<mode>): Likewise.
2010 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2013 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2014 DECL_CONTEXT for copied arguments.
2016 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2018 PR tree-optimization/71483
2019 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2022 2016-06-15 Martin Liska <mliska@suse.cz>
2024 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2025 instead of predict_edge w/o a probability.
2027 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2029 PR tree-optimization/71439
2030 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2033 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2035 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2036 register subregs in SET_SRC.
2038 2016-06-15 Richard Biener <rguenther@suse.de>
2040 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2043 2016-06-15 Richard Biener <rguenther@suse.de>
2045 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2046 not consider dependences between accesses that belong to the
2048 (vect_analyze_data_ref_dependences): Do not analyze read-read
2049 or self-dependences.
2051 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2053 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2055 (find_closest_identifier): Reimplement in terms of
2056 best_match<tree,tree>.
2057 * spellcheck-tree.h: New file.
2058 * spellcheck.c (struct edit_distance_traits<const char *>): New
2060 (find_closest_string): Reimplement in terms of
2061 best_match<const char *, const char *>.
2062 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2063 overload to spellcheck-tree.h.
2064 (find_closest_identifier): Likewise.
2065 (struct edit_distance_traits<T>): New template.
2066 (class best_match): New class.
2068 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2070 * selftest-run-tests.c (selftest::run_tests): Call
2071 selftest::spellcheck_tree_c_tests.
2072 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2073 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2074 (selftest::test_find_closest_identifier): New function.
2075 (selftest::spellcheck_tree_c_tests): New function.
2076 * spellcheck.c (selftest::test_find_closest_string): Verify that
2077 the order of the vec does not affect the results for this case.
2078 (selftest::test_data): New array.
2079 (selftest::test_metric_conditions): New function.
2080 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2081 Call selftest::test_metric_conditions.
2083 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2085 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2086 (BU_P9_MISC_1): Likewise.
2087 (BU_P9_64BIT_MISC_0): Likewise.
2088 (BU_P9_MISC_0): Likewise.
2090 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2092 * gcc-rich-location.c
2093 (gcc_rich_location::add_fixit_misspelled_id): New method.
2094 * gcc-rich-location.h
2095 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2097 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2099 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2100 FreeBSD 11 and above.
2102 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2104 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2106 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2108 * expmed.h: Close parenthesis in "at your option" in copyright
2110 * lower-subreg.h: Likewise.
2112 2016-06-14 Richard Biener <rguenther@suse.de>
2115 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2118 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2120 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2122 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2124 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2126 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2127 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2129 2016-06-14 Richard Biener <rguenther@suse.de>
2131 PR tree-optimization/71522
2132 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2133 copying into float copying.
2135 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2137 PR tree-optimization/71520
2138 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2139 (replace_block_by): Move user labels from bb1 to bb2.
2141 2016-06-14 Richard Biener <rguenther@suse.de>
2145 * expr.h (get_bit_range): Declare.
2146 * expr.c (get_bit_range): Export.
2147 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2148 word_mode again to constrain the bitfield access.
2150 2016-06-14 Richard Biener <rguenther@suse.de>
2152 PR tree-optimization/71521
2153 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2154 division int_const_binop against zero divisor.
2156 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2158 * config/i386/i386.md (signbittf2): New expander.
2159 * config/i386/sse.md (ptesttf2): New insn pattern.
2161 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2164 * input.c (selftest::test_reading_source_line): Avoid reading from
2165 __FILE__ by creating a tempfile with known content and reading
2168 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2170 * pretty-print.c (assert_pp_format_colored): Skip the test if
2172 (test_pp_format): Remove comment about GCC_COLORS.
2174 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2176 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2177 * pretty-print.c (assert_pp_format_va): Add location param and use
2178 it with ASSERT_STREQ_AT.
2179 (assert_pp_format): Add location param and pass it to
2180 assert_pp_format_va.
2181 (assert_pp_format_colored): Likewise.
2182 (ASSERT_PP_FORMAT_1): New.
2183 (ASSERT_PP_FORMAT_2): New.
2184 (ASSERT_PP_FORMAT_3): New.
2185 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2186 explicitly, or implicitly via the above macros.
2187 * selftest.c (selftest::pass): Use a selftest::location rather
2189 (selftest::fail): Likewise. Print the function name.
2190 (selftest::fail_formatted): Likewise.
2191 (selftest::assert_streq): Use a selftest::location rather than
2193 * selftest.h (selftest::location): New struct.
2194 (SELFTEST_LOCATION): New macro.
2195 (selftest::pass): Accept a const location & rather than file
2197 (selftest::fail): Likewise.
2198 (selftest::fail_formatted): Likewise.
2199 (selftest::assert_streq): Likewise.
2200 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2201 (ASSERT_FALSE): Likewise.
2202 (ASSERT_EQ): Likewise.
2203 (ASSERT_NE): Likewise.
2204 (ASSERT_STREQ): Likewise.
2205 (ASSERT_PRED1): Likewise.
2206 (ASSERT_STREQ_AT): New macro.
2208 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2210 * selftest.c (selftest::fail_formatted): New function.
2211 (selftest::assert_streq): New function.
2212 * selftest.h (selftests::fail_formatted): New decl.
2213 (selftest::assert_streq): New decl.
2214 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2216 2016-06-13 Jeff Law <law@redhat.com>
2218 PR tree-optimization/71403
2219 * tree-ssa-threadbackward.c
2220 (convert_and_register_jump_thread_path): No longer accept reference
2221 to path. Do not pop items off the path anymore.
2222 (fsm_find_control_statement_thread_paths): Do not allow threading
2223 to a deeper loop nest. Pop the last item off the path here rather
2224 than in convert_and_register_jump_thread_path.
2226 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2227 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2229 [AArch64] Emit division using the Newton series
2231 * config/aarch64/aarch64-protos.h
2232 (cpu_approx_modes): Add new member "division".
2233 (aarch64_emit_approx_div): Declare new function.
2234 * config/aarch64/aarch64.c
2235 (generic_approx_modes): New member "division".
2236 (exynosm1_approx_modes): Likewise.
2237 (xgene1_approx_modes): Likewise.
2238 (aarch64_emit_approx_div): Define new function.
2239 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2240 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2241 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2242 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2244 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2245 Wilco Dijkstra <wilco.dijkstra@arm.com>
2247 [AArch64] Emit square root using the Newton series
2249 * config/aarch64/aarch64-protos.h
2250 (aarch64_emit_approx_rsqrt): Replace with new function
2251 "aarch64_emit_approx_sqrt".
2252 (cpu_approx_modes): New member "sqrt".
2253 * config/aarch64/aarch64.c
2254 (generic_approx_modes): New member "sqrt".
2255 (exynosm1_approx_modes): Likewise.
2256 (xgene1_approx_modes): Likewise.
2257 (aarch64_emit_approx_rsqrt): Replace with new function
2258 "aarch64_emit_approx_sqrt".
2259 (aarch64_override_options_after_change_1): Handle new option.
2260 * config/aarch64/aarch64-simd.md
2261 (rsqrt<mode>2): Use new function instead.
2262 (sqrt<mode>2): New expansion and insn definitions.
2263 * config/aarch64/aarch64.md: Likewise.
2264 * config/aarch64/aarch64.opt
2265 (mlow-precision-sqrt): Add new option description.
2266 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2268 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2270 [AArch64] Add more choices for the reciprocal square root approximation
2272 Allow a target to prefer such operation depending on the operation mode.
2274 * config/aarch64/aarch64-protos.h
2275 (AARCH64_APPROX_MODE): New macro.
2276 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2277 (cpu_approx_modes): New structure.
2278 (tune_params): New member "approx_modes".
2279 * config/aarch64/aarch64-tuning-flags.def
2280 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2281 * config/aarch64/aarch64.c
2282 (generic_approx_modes): New core "cpu_approx_modes" structure.
2283 (exynosm1_approx_modes): Likewise.
2284 (xgene1_approx_modes): Likewise.
2285 (generic_tunings): New member "approx_modes".
2286 (cortexa35_tunings): Likewise.
2287 (cortexa53_tunings): Likewise.
2288 (cortexa57_tunings): Likewise.
2289 (cortexa72_tunings): Likewise.
2290 (exynosm1_tunings): Likewise.
2291 (thunderx_tunings): Likewise.
2292 (xgene1_tunings): Likewise.
2293 (use_rsqrt_p): New argument for the mode and use new member from
2295 (aarch64_builtin_reciprocal): Devise mode from builtin.
2296 (aarch64_optab_supported_p): New argument for the mode.
2297 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2299 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2301 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2302 RS6000_BTM_MODULO flag into the set of flags that are considered
2303 to be part of the common configuration.
2305 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2307 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2308 difference unsigned.
2309 (vec_absdb): New macro for vector absolute difference unsigned
2311 (vec_absdh): New macro for vector absolute difference unsigned
2313 (vec_absdw): New macro for vector absolute difference unsigned word.
2314 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2315 (vadu<mode>3): New insn.
2316 (*p9_vadu<mode>3): New insn.
2317 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2319 (vaduh): New built-in definition.
2320 (vaduw): New built-in definition.
2321 (vadu): New overloaded built-in definition.
2322 (vadub): New overloaded built-in definition.
2323 (vaduh): New overloaded built-in definition.
2324 (vaduw): New overloaded built-in definition.
2325 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2326 overloaded vector absolute difference unsigned functions.
2327 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2328 the ISA 3.0 vector absolute difference unsigned built-in functions.
2330 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2332 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2333 update shared_lookup_references only once after changing operands.
2335 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2338 * tree-nested.c (convert_nonlocal_omp_clauses)
2339 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2341 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2342 * tree.def (CASE_LABEL_EXPR): Likewise.
2344 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2347 * input.c (test_builtins): Fix an assertion.
2349 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2351 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2354 (isinf<mode>2): Ditto.
2356 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2358 * ggc-tests.c (test_finalization): Only test need_finalization_p
2359 for GCC_VERSION >= 4003.
2361 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2363 * config/s390/vecintrin.h: Fix file description in comment.
2365 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2367 * config/s390/s390-builtin-types.def: Change builtin type naming
2368 scheme to match builtin-types.def.
2370 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2372 * fold-const.c (optimize_minmax_comparison): Remove.
2373 (fold_comparison): Remove call to the above.
2374 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2375 New transformations.
2377 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2379 PR tree-optimization/71416
2380 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2383 2016-06-13 Martin Liska <mliska@suse.cz>
2385 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2386 (combine_predictions_for_insn): Likewise.
2387 (prune_predictions_for_bb): Likewise.
2388 (combine_predictions_for_bb): Likewise.
2390 2016-06-13 Richard Biener <rguenther@suse.de>
2392 PR tree-optimization/71505
2393 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2394 assert match comment.
2396 2016-06-13 Marek Polacek <polacek@redhat.com>
2399 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2400 gimplify_switch_expr.
2401 (warn_switch_unreachable_r): New function.
2403 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2406 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2409 2016-06-13 Richard Biener <rguenther@suse.de>
2412 * fold-const.c (fold_unary_loc): Preserve alignment when
2413 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2415 2016-06-13 Martin Liska <mliska@suse.cz>
2418 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2419 w/ -fsanitize=bounds.
2421 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2423 * config/i386/i386.c (ix86_init_builtins): Calculate
2424 FLOAT128_FTYPE_CONST_STRING function type only once.
2425 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2426 built-in functions are available for x86-32 and x86-64 targets.
2428 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2431 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2433 (FLOAT128_FTYPE_CONST_STRING): New function type.
2434 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2435 [IX86_BUILTIN_NANSQ]: Ditto.
2436 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2437 (ix86_init_builtin_types): Declare const_string_type_node.
2438 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2440 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2441 * doc/extend.texi (x86 Built-in Functions): Document
2442 __builtin_nanq and __builtin_nansq.
2444 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2447 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2448 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2449 length for pop patterns.
2450 (arm_attr_length_push_multi): Update comments.
2451 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2453 (*pop_multiple_with_writeback_and_return): Likewise.
2454 (*pop_multiple_with_return): Likewise.
2456 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2459 * fold-const.c (optimize_bit_field_compare): Don't try to use
2460 word_mode unconditionally for reading the bit field, look at
2461 DECL_BIT_FIELD_REPRESENTATIVE instead.
2463 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2466 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2467 vector integer type.
2469 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2472 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2473 without LABEL_DECL, set *handled_ops_p to false instead of true.
2475 2016-06-10 Martin Sebor <msebor@redhat.com>
2478 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2479 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2480 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2482 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2483 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2484 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2485 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2486 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2487 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2488 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2489 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2491 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2493 * config/arm/arm.h (pool_vector_label,
2494 return_used_this_function): Remove.
2496 2016-06-10 Jeff Law <law@redhat.com>
2498 PR tree-optimization/71335
2499 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2500 zero length paths here.
2501 (convert_and_register_jump_thread_path): Remove hacks related to
2502 duplicated blocks in the jump thread path.
2503 (fsm_find_control_statement_thread_paths): Avoid putting the same
2504 block on the thread path twice, but ensure the thread path is
2505 unchanged from the caller's point of view.
2507 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2509 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2510 * predict.def (PRED_LOOP_BRANCH): Remove.
2512 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2514 * Makefile.in (OBJS): Add ggc-tests.o.
2515 (GTFILES): Add ggc-tests.c.
2516 * ggc-tests.c: New file.
2517 * selftest-run-tests.c (selftest::run_tests): Call
2518 selftest::ggc_tests_c_tests.
2519 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2521 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2523 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2525 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2528 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2529 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2531 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2533 * profile.c: Include cfgloop.h.
2534 (branch_prob): Compute estimated number of iterations.
2535 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2536 recompute estimate number of iterations from profile.
2538 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2541 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2542 must be grouped on top of stack. Don't force early clobber
2543 on ordinary reg outputs.
2545 2016-06-10 Richard Biener <rguenther@suse.de>
2547 * targhooks.c (default_builtin_vectorization_cost): Adjust
2550 2016-06-10 Richard Biener <rguenther@suse.de>
2552 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2553 to fold the RHS to a constant if possible.
2555 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2558 * tree-nested.c (convert_nonlocal_omp_clauses)
2559 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2560 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2561 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2563 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2565 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2567 * omp-low.c (scan_sharing_clauses): Don't expect
2570 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2572 PR tree-optimization/71407
2573 PR tree-optimization/71416
2574 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2577 2016-06-10 Richard Biener <rguenther@suse.de>
2580 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2582 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2584 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2586 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2587 Jiong Wang <jiong.wang@arm.com>
2589 PR rtl-optimization/70751
2590 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2591 spilled into memory.
2593 2016-06-09 Jonathan Yong <10walls@gmail.com>
2596 2015-09-21 Jonathan Yong <10walls@gmail.com>
2598 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2599 sysroot/usr/lib/32api for additional win32 libraries,
2600 fixes failing Cygwin bootstrapping.
2602 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2604 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2607 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2610 * pretty-print.c (pp_indent): Specify that %p is printed in a
2611 host-dependent manner.
2612 (test_pp_format): Remove the test for %p.
2614 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2616 * config/mips/mips.c (mips_output_jump): Fix formatting.
2618 2016-06-09 Richard Biener <rguenther@suse.de>
2620 PR tree-optimization/71462
2621 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2624 2016-06-09 Martin Liska <mliska@suse.cz>
2626 * predict.c (dump_prediction): Add new argument.
2627 (enum predictor_reason): New enum.
2628 (struct predictor_hash): New struct.
2629 (predictor_hash::hash): New function.
2630 (predictor_hash::equal): Likewise.
2631 (not_removed_prediction_p): New function.
2632 (prune_predictions_for_bb): Likewise.
2633 (combine_predictions_for_bb): Prune predictions.
2635 2016-06-09 Martin Liska <mliska@suse.cz>
2637 * predict.c (filter_predictions): New function.
2638 (remove_predictions_associated_with_edge): Use the filter
2640 (equal_edge_p): New function.
2642 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2644 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2645 Correct usage of @samp vs @option, add @samp where appropriate.
2646 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2647 Add armv6s-m and document it, as it is no official ARM name.
2649 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2651 * ifcvt.c (struct noce_if_info): Add transform_name field.
2652 (noce_try_move): Set if_info->transform_name to the function name.
2653 (noce_try_ifelse_collapse): Likewise.
2654 (noce_try_store_flag): Likewise.
2655 (noce_try_inverse_constants): Likewise.
2656 (noce_try_store_flag_constants): Likewise.
2657 (noce_try_addcc): Likewise.
2658 (noce_try_store_flag_mask): Likewise.
2659 (noce_try_cmove): Likewise.
2660 (noce_try_cmove_arith): Likewise.
2661 (noce_try_minmax): Likewise.
2662 (noce_try_abs): Likewise.
2663 (noce_try_sign_mask): Likewise.
2664 (noce_try_bitop): Likewise.
2665 (noce_convert_multiple_sets): Likewise.
2666 (noce_process_if_block): Print if_info->transform_name to
2667 dump_file if transformation succeeded.
2669 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2671 * config/arm/cortex-a57.md (cortex_a57_alu):
2674 2016-06-08 Martin Sebor <msebor@redhat.com>
2675 Jakub Jelinek <jakub@redhat.com>
2679 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2680 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2681 * builtins.c: Include gimple-fold.h.
2682 (fold_builtin_arith_overflow): Handle
2683 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2684 (fold_builtin_3): Likewise.
2685 * doc/extend.texi (Integer Overflow Builtins): Document
2686 __builtin_{add,sub,mul}_overflow_p.
2688 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2690 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2691 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2693 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2695 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2696 Rewrite, looking one level down for records and arrays.
2698 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2700 * pretty-print.c: Include "selftest.h".
2701 (pp_format): Fix comment.
2702 (identifier_to_locale): Likewise.
2703 (selftest::test_basic_printing): New function.
2704 (selftest::assert_pp_format): New function.
2705 (selftest::test_pp_format): New function.
2706 (selftest::pretty_print_c_tests): New function.
2707 * selftest-run-tests.c (selftest::run_tests): Call
2708 selftest::pretty_print_c_tests.
2709 * selftest.h (pretty_print_c_tests): New declaration.
2711 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2713 * invoke.texi (max-loop-headers-insns): Document.
2714 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
2715 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
2716 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2718 2016-06-08 Richard Biener <rguenther@suse.de>
2720 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
2721 on strided SLP loads and fall back to scalar loads in case
2722 we can't chunk them.
2724 2016-06-08 Richard Biener <rguenther@suse.de>
2726 PR tree-optimization/71452
2727 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2728 type used for the SSA rewrite has enough precision to cover
2729 the dynamic type of the location.
2731 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2732 Richard Biener <rguenther@suse.de>
2735 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2736 the same as DECL_P (base0) for indirect_base0. Use equality_code
2737 in one further place.
2739 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
2741 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
2742 to one word if the field is known to overlap other words.
2743 (extract_bit_field_1): Likewise.
2744 (store_split_bit_field): Remove compensating code.
2745 (extract_split_bit_field): Likewise.
2747 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
2751 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
2753 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2755 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
2757 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
2758 (arch64_addpv4sf): Delete.
2759 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
2760 "gen_aarch64_addpv4sf".
2761 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
2763 (vpadds_f32): Likewise.
2764 (vpaddq_f32): Likewise.
2765 (vpaddq_f64): Likewise.
2767 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2769 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
2771 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
2772 to VALLF. Rename to "fabd<mode>3".
2773 "*fabd_scalar<mode>3): Delete.
2774 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
2776 (vabdd_f64): Likewise.
2777 (vabd_f32): Likewise.
2778 (vabd_f64): Likewise.
2779 (vabdq_f32): Likewise.
2780 (vabdq_f64): Likewise.
2782 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2784 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
2786 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
2787 "aarch64_rsqrts<mode>".
2788 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
2789 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
2791 (vrsqrtsd_f64): Likewise.
2792 (vrsqrts_f32): Likewise.
2793 (vrsqrts_f64): Likewise.
2794 (vrsqrtsq_f32): Likewise.
2795 (vrsqrtsq_f64): Likewise.
2797 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2799 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
2801 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
2802 "aarch64_rsqrte<mode>".
2803 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
2804 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
2806 (vrsqrted_f64): Likewise.
2807 (vrsqrte_f32): Likewise.
2808 (vrsqrte_f64): Likewise.
2809 (vrsqrteq_f32): Likewise.
2810 (vrsqrteq_f64): Likewise.
2812 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2814 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
2818 * config/aarch64/aarch64-simd.md
2819 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
2820 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
2821 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
2823 (vcvt_n_f32_u32): Likewise.
2824 (vcvt_n_s32_f32): Likewise.
2825 (vcvt_n_u32_f32): Likewise.
2826 (vcvtq_n_f32_s32): Likewise.
2827 (vcvtq_n_f32_u32): Likewise.
2828 (vcvtq_n_f64_s64): Likewise.
2829 (vcvtq_n_f64_u64): Likewise.
2830 (vcvtq_n_s32_f32): Likewise.
2831 (vcvtq_n_s64_f64): Likewise.
2832 (vcvtq_n_u32_f32): Likewise.
2833 (vcvtq_n_u64_f64): Likewise.
2834 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
2835 (VSDQ_SDI): Likewise.
2836 (fcvt_target): Support V4DI, V4SI and V2SI.
2837 (FCVT_TARGET): Likewise.
2839 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2841 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
2842 (TYPES_BINOP_SUS): Likewise.
2843 (aarch64_simd_builtin_data): Update include file name.
2844 (aarch64_builtins): Likewise.
2845 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
2846 for conversion between scalar float-point and fixed-point.
2850 * config/aarch64/aarch64.md
2851 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
2852 pattern for conversion between scalar float to fixed-pointer.
2853 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
2854 (UNSPEC_FCVTZS): New UNSPEC enumeration.
2855 (UNSPEC_FCVTZU): Likewise.
2856 (UNSPEC_SCVTF): Likewise.
2857 (UNSPEC_UCVTF): Likewise.
2858 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
2860 (vcvtd_n_f64_u64): Likewise.
2861 (vcvtd_n_s64_f64): Likewise.
2862 (vcvtd_n_u64_f64): Likewise.
2863 (vcvtd_n_f32_s32): Likewise.
2864 (vcvts_n_f32_u32): Likewise.
2865 (vcvtd_n_s32_f32): Likewise.
2866 (vcvts_n_u32_f32): Likewise.
2867 * config/aarch64/iterators.md (fcvt_target): Support integer to float
2869 (FCVT_TARGET): Likewise.
2870 (FCVT_FIXED2F): New iterator.
2871 (FCVT_F2FIXED): Likewise.
2872 (fcvt_fixed_insn): New define_int_attr.
2874 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2876 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
2877 some statements was removed.
2879 2016-06-08 Alan Hayward <alan.hayward@arm.com>
2881 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
2882 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
2883 (vect_can_advance_ivs_p): likewise.
2884 (vect_update_ivs_after_vectorizer): likewise.
2885 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
2886 (vect_analyze_scalar_cycles_1): likewise.
2887 (vect_analyze_loop_operations): likewise.
2888 (report_vect_op): likewise.
2889 (vect_is_slp_reduction): likewise.
2890 (vect_is_simple_reduction): likewise.
2891 (get_initial_def_for_induction): likewise.
2892 (vect_transform_loop): likewise.
2893 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
2894 (vect_recog_sad_pattern): likewise.
2895 (vect_recog_widen_sum_pattern): likewise.
2896 (vect_recog_widening_pattern): likewise.
2897 (vect_recog_divmod_pattern): likewise.
2898 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
2899 (vect_analyze_slp_instance): likewise.
2900 (vect_transform_slp_perm_load): likewise.
2901 (vect_schedule_slp_instance): likewise.
2903 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2905 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
2906 (return_prediction): PRED_CONST_RETURN predict return as not taken.
2907 * predict.def (PRED_CONTINUE): Change hitrate 50->67
2908 (PRED_LOOP_BRANCH): Document predictor as broken.
2909 (PRED_LOOP_EXIT): Change hitrate 91->92.
2910 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
2911 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
2912 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
2913 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
2914 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
2915 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
2916 (PRED_CALL): Chane hitrate 71->67.
2917 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
2918 (PRED_GOTO): Document as unused right now.
2919 (PRED_CONST_RETURN): Change hitrate 67->69
2920 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
2921 (PRED_NULL_RETURN): Change hitrate 91->90.
2922 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
2923 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
2924 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
2926 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
2928 * config/rs6000/altivec.h: Add __builtin_vec_mul.
2929 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
2930 special case Altivec builtin.
2931 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2932 VSX_BUILTIN_VEC_MUL (replaced with special case code).
2933 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2934 code for ALTIVEC_BUILTIN_VEC_MUL.
2935 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2936 for __builtin_vec_mul.
2938 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
2940 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
2943 2016-06-07 David Malcolm <dmalcolm@redhat.com>
2945 * spellcheck.c (selftest::test_find_closest_string): New function.
2946 (spellcheck_c_tests): Call the above.
2948 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2950 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
2952 2016-06-07 Jakub Jelinek <jakub@redhat.com>
2954 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
2955 Yv=Yv,C alternatives.
2957 2016-06-07 Richard Biener <rguenther@suse.de>
2960 * common.opt (ffast-math): Make Optimization.
2962 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
2963 Prachi Godbole <prachi.godbole@imgtec.com>
2965 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
2966 `fabs' and `fneg' type attributes.
2967 (p5600_fpu_fabs): Add `fmove' to the comment.
2969 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2971 * gimple.c: Include builtins.h
2972 (gimple_inexpensive_call_p): New function.
2973 * gimple.h (gimple_inexpensive_call_p): Declare.
2974 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
2975 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
2978 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
2980 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
2981 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
2982 warning_at_rich_loc, warning_n, pedwarn, permerror,
2983 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
2984 sorry, fatal_error, internal_error, internal_error_no_backtrace):
2987 2016-06-07 Richard Biener <rguenther@suse.de>
2989 PR tree-optimization/71428
2990 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
2991 BIT_FIELD_REF op vs. load.
2993 2016-06-07 Richard Biener <rguenther@suse.de>
2996 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2999 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3001 * config/pa/pa.md (call): Generate indirect long calls to non-local
3002 functions on TARGET_64BIT.
3003 (call_value): Likewise.
3005 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3007 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3008 pattern and subsequent splitters.
3009 (call_val_reg_64bit_post_reload): Likewise.
3011 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3014 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3015 propagate_op_to_single_use.
3017 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3020 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3022 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3024 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3025 (enum x86_dirflag_state): New enum.
3026 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3027 (machine_function): Remove needs_cld.
3028 (ix86_current_function_needs_cld): Remove.
3029 * config/i386/i386.c (ix86_set_func_type): Set
3030 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3031 (ix86_expand_prologue): Do not emit CLD here.
3032 (ix86_dirflag_mode_needed): New function.
3033 (ix86_dirflag_mode_entry): Ditto.
3034 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3035 (ix86_mode_after): Ditto.
3036 (ix86_mode_entry): Ditto.
3037 (ix86_mode_exit): Ditto.
3038 (ix86_emit_mode_set): Ditto.
3039 * config/i386/i386.md (strmov_singleop): Set
3040 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3041 Do not set ix86_current_function_needs_cld.
3043 (strset_singleop): Ditto.
3045 (cmpstrnqi_nz_1): Ditto.
3046 (cmpstrnqi_1): Ditto.
3047 (strlenqi_1): Ditto.
3049 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3051 PR tree-optimization/71259
3052 * tree-vect-slp.c (vect_get_constant_vectors): For
3053 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3054 one for constant op, and use COND_EXPR for non-constant.
3056 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3058 * Makefile.in (OBJS): Add function-tests.o,
3059 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3060 selftest-run-tests.o.
3061 (OBJS-libcommon): Add selftest.o.
3062 (OBJS-libcommon-target): Add selftest.o.
3063 (all.internal): Add "selftest".
3064 (all.cross): Likewise.
3065 (selftest): New phony target.
3066 (s-selftest): New target.
3067 (selftest-gdb): New phony target.
3068 (COLLECT2_OBJS): Add selftest.o.
3069 * bitmap.c: Include "selftest.h".
3070 (selftest::test_gc_alloc): New function.
3071 (selftest::test_set_range): New function.
3072 (selftest::test_clear_bit_in_middle): New function.
3073 (selftest::test_copying): New function.
3074 (selftest::test_bitmap_single_bit_set_p): New function.
3075 (selftest::bitmap_c_tests): New function.
3076 * common.opt (fself-test): New.
3077 * diagnostic-show-locus.c: Include "selftest.h".
3078 (make_range): New function.
3079 (test_range_contains_point_for_single_point): New function.
3080 (test_range_contains_point_for_single_line): New function.
3081 (test_range_contains_point_for_multiple_lines): New function.
3082 (assert_eq): New function.
3083 (test_get_line_width_without_trailing_whitespace): New function.
3084 (selftest::diagnostic_show_locus_c_tests): New function.
3085 * et-forest.c: Include "selftest.h".
3086 (selftest::test_single_node): New function.
3087 (selftest::test_simple_tree): New function.
3088 (selftest::test_disconnected_nodes): New function.
3089 (selftest::et_forest_c_tests): New function.
3090 * fold-const.c: Include "selftest.h".
3091 (selftest::assert_binop_folds_to_const): New function.
3092 (selftest::assert_binop_folds_to_nonlvalue): New function.
3093 (selftest::test_arithmetic_folding): New function.
3094 (selftest::fold_const_c_tests): New function.
3095 * function-tests.c: New file.
3096 * gimple.c: Include "selftest.h".
3097 Include "gimple-pretty-print.h".
3098 (selftest::verify_gimple_pp): New function.
3099 (selftest::test_assign_single): New function.
3100 (selftest::test_assign_binop): New function.
3101 (selftest::test_nop_stmt): New function.
3102 (selftest::test_return_stmt): New function.
3103 (selftest::test_return_without_value): New function.
3104 (selftest::gimple_c_tests): New function.
3105 * hash-map-tests.c: New file.
3106 * hash-set-tests.c: New file.
3107 * input.c: Include "selftest.h".
3108 (selftest::assert_loceq): New function.
3109 (selftest::test_accessing_ordinary_linemaps): New function.
3110 (selftest::test_unknown_location): New function.
3111 (selftest::test_builtins): New function.
3112 (selftest::test_reading_source_line): New function.
3113 (selftest::input_c_tests): New function.
3114 * rtl-tests.c: New file.
3115 * selftest-run-tests.c: New file.
3116 * selftest.c: New file.
3117 * selftest.h: New file.
3118 * spellcheck.c: Include "selftest.h".
3119 (selftest::levenshtein_distance_unit_test_oneway): New function,
3120 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3121 (selftest::levenshtein_distance_unit_test): Likewise.
3122 (selftest::spellcheck_c_tests): Likewise.
3123 * toplev.c: Include selftest.h.
3124 (toplev::run_self_tests): New.
3125 (toplev::main): Handle -fself-test.
3126 * toplev.h (toplev::run_self_tests): New.
3127 * tree.c: Include "selftest.h".
3128 (selftest::test_integer_constants): New function.
3129 (selftest::test_identifiers): New function.
3130 (selftest::test_labels): New function.
3131 (selftest::tree_c_tests): New function.
3132 * tree-cfg.c: Include "selftest.h".
3133 (selftest::push_fndecl): New function.
3134 (selftest::test_linear_chain): New function.
3135 (selftest::test_diamond): New function.
3136 (selftest::test_fully_connected): New function.
3137 (selftest::tree_cfg_c_tests): New function.
3138 * vec.c: Include "selftest.h".
3139 (selftest::safe_push_range): New function.
3140 (selftest::test_quick_push): New function.
3141 (selftest::test_safe_push): New function.
3142 (selftest::test_truncate): New function.
3143 (selftest::test_safe_grow_cleared): New function.
3144 (selftest::test_pop): New function.
3145 (selftest::test_safe_insert): New function.
3146 (selftest::test_ordered_remove): New function.
3147 (selftest::test_unordered_remove): New function.
3148 (selftest::test_block_remove): New function.
3149 (selftest::reverse_cmp): New function.
3150 (selftest::test_qsort): New function.
3151 (selftest::vec_c_tests): New function.c.
3152 * wide-int.cc: Include selftest.h and wide-int-print.h.
3153 (selftest::from_int <wide_int>): New function.
3154 (selftest::from_int <offset_int>): New function.
3155 (selftest::from_int <widest_int>): New function.
3156 (selftest::assert_deceq): New function.
3157 (selftest::assert_hexeq): New function.
3158 (selftest::test_printing <VALUE_TYPE>): New function template.
3159 (selftest::test_ops <VALUE_TYPE>): New function template.
3160 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3161 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3163 (selftest::wide_int_cc_tests): New function.
3165 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3168 * ifcvt.c (noce_try_ifelse_collapse): New function.
3170 (noce_process_if_block): Call noce_try_ifelse_collapse.
3171 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3172 (simplify_ternary_operation): Use the above to simplify
3173 conditional CLZ/CTZ expressions.
3175 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3178 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3179 define_insn_and_split.
3181 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3184 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3186 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3189 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3190 Implicitly clobber memory for basic asm with non-empty assembler
3191 string. Use targetm.md_asm_adjust also here.
3192 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3193 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3194 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3195 non-empty assembler string.
3196 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3197 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3198 (decode_asm_operands): Handle basic asm in PARALLEL block.
3199 (extract_insn): Handle basic asm in PARALLEL block.
3200 * doc/extend.texi: Mention new behavior of basic asm.
3201 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3202 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3203 branch_needs_nop_p): Use asm_noperands.
3205 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3207 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3208 Include the M7 SPARC DFA scheduler.
3209 New attribute v3pipe.
3210 Annotate insns with v3pipe where appropriate.
3211 Define cpu_feature vis4.
3212 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3213 Add (V8QI "8") to vbits.
3214 Add insns {add,sub}v8qi3
3215 Add insns ss{add,sub}v8qi3
3216 Add insns us{add,sub}{v8qi,v4hi}3
3217 Add insns {min,max}{v8qi,v4hi,v2si}3
3218 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3219 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3220 * config/sparc/niagara4.md: Add a comment explaining the
3221 discrepancy between the documented latenty numbers and the
3223 * config/sparc/niagara7.md: New file.
3224 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3225 supports SPARC5 and VIS 4.0 instructions.
3226 * configure: Regenerate.
3227 * config.in: Likewise.
3228 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3229 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3230 TARGET_CPU_niagara7.
3231 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3232 (CPP_CPU_SPEC): Handle niagara7.
3233 (ASM_CPU_SPEC): Likewise.
3234 * config/sparc/sparc-opts.h (processor_type): Add
3236 (mvis4): New option.
3237 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3238 (AS_NIAGARA7_FLAG): Define.
3239 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3240 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3241 (CPP_CPU_SPEC): Handle niagara7.
3242 (ASM_CPU_SPEC): Likewise.
3243 * config/sparc/sparc.c (niagara7_costs): Define.
3244 (sparc_option_override): Handle niagara7 and adjust cache-related
3245 parameters with better values for niagara cpus. Also support VIS4.
3246 (sparc32_initialize_trampoline): Likewise.
3247 (sparc_use_sched_lookahead): Likewise.
3248 (sparc_issue_rate): Likewise.
3249 (sparc_register_move_cost): Likewise.
3250 (dump_target_flag_bits): Support VIS4.
3251 (sparc_vis_init_builtins): Likewise.
3252 (sparc_builtins): Likewise.
3253 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3255 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3257 * config/sparc/sparc.opt (sparc_processor_type): New value
3259 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3261 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3263 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3266 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3268 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3270 2016-06-06 Richard Biener <rguenther@suse.de>
3272 PR tree-optimization/71398
3273 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3276 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3278 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3279 ft32_expand_prolog, ft32_expand_epilogue):
3280 Handle pretend_args.
3281 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3282 * config/ft32/ft32.md: Add pretend_returner.
3284 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3287 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3288 Copy op1 RTX to avoid invalid sharing.
3289 (ix86_expand_vector_move_misalign): Ditto.
3291 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3293 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3296 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3298 * predict.c (predicted_by_loop_heuristics_p): New function.
3299 (predict_iv_comparison): Use it.
3300 (predict_loops): Walk from innermost loops; do not predict edges
3301 leaving multiple loops multiple times; implement
3302 PRED_LOOP_ITERATIONS_MAX heuristics.
3303 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3305 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3307 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3308 only edges out of BB are EH edges.
3310 2016-06-04 Martin Sebor <msebor@redhat.com>
3311 Marcin Baczyński <marbacz@gmail.com>
3314 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3315 a void expression in a void function.
3317 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3319 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3320 aux; dump reasons of decisions.
3321 (should_duplicate_loop_header_p): Likewise.
3322 (do_while_loop_p): Likewise.
3323 (ch_base::copy_headers): Dump asi num insns duplicated.
3325 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3327 PR tree-optimization/71405
3328 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3329 incompatible type, build a new clobber with the right type instead
3330 of building a VIEW_CONVERT_EXPR around it.
3332 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3334 PR tree-optimization/52171
3335 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3336 by_pieces_ninsns instead of move_by_pieces_ninsns.
3338 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3340 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3341 for reg+reg addressing mode.
3343 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3345 * rs6000-c.c (c/c-tree.h): Add #include.
3346 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3347 in C++ when found in the base position of vec_ld or vec_st.
3349 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3351 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3352 use of profile unless profile status is PROFILE_READ.
3353 * profile.c (compute_branch_probabilities): Set profile status
3354 only after reporting predictor hitrates.
3356 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3360 * common.opt (ffp-int-builtin-inexact): New option.
3361 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3362 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3363 (ceil@var{m}2): Document dependence on this option.
3364 * ipa-inline-transform.c (inline_call): Handle
3365 flag_fp_int_builtin_inexact.
3366 * ipa-inline.c (can_inline_edge_p): Likewise.
3367 * config/i386/i386.md (rintxf2): Do not test
3368 flag_unsafe_math_optimizations.
3369 (rint<mode>2_frndint): New define_insn.
3370 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3371 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3372 for 387 instead of extending and truncating.
3373 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3374 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3375 Change to frndint<mode>2_<rounding>.
3376 (frndintxf2_<rounding>_i387): Likewise. Change to
3377 frndint<mode>2_<rounding>_i387.
3378 (<rounding_insn>xf2): Likewise.
3379 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3380 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3381 x87. Test TARGET_ROUND || !flag_trapping_math ||
3382 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3383 SSE. Use ROUND_NO_EXC in constant operand of
3384 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3385 for 387 instead of extending and truncating.
3387 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3388 Julia Koval <julia.koval@intel.com>
3400 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3401 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3402 all registers, except for function return registers if there are
3403 no caller-saved registers.
3404 (ix86_set_func_type): New function.
3405 (ix86_set_current_function): Call ix86_set_func_type to set
3406 no_caller_saved_registers and func_type. Call reinit_regs if
3407 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3408 nor x87 instructions in interrupt handler nor function with
3409 no_caller_saved_registers attribute.
3410 (ix86_function_ok_for_sibcall): Return false if there are no
3411 caller-saved registers.
3412 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3414 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3415 (ix86_function_arg): Return special arguments in interrupt handler.
3416 (ix86_promote_function_mode): Promote pointer to word_mode only
3417 for normal functions.
3418 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3420 (ix86_epilogue_uses): New function.
3421 (ix86_hard_regno_scratch_ok): Likewise.
3422 (ix86_save_reg): Preserve all registers in interrupt handler
3423 after reload. Preserve all registers, except for function return
3424 registers, if there are no caller-saved registers after reload.
3425 (find_drap_reg): Always use callee-saved register if there are
3426 no caller-saved registers.
3427 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3428 for interrupt handler.
3429 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3430 Emit cld instruction if stringops are used in interrupt handler
3431 or interrupt handler isn't a leaf function.
3432 (ix86_expand_epilogue): Generate interrupt return for interrupt
3433 handler and pop the 'ERROR_CODE' off the stack before interrupt
3434 return in exception handler.
3435 (ix86_expand_call): Disallow calling interrupt handler directly.
3436 If there are no caller-saved registers, mark all registers that
3437 are clobbered by the call which returns as clobbered.
3438 (ix86_handle_no_caller_saved_registers_attribute): New function.
3439 (ix86_handle_interrupt_attribute): Likewise.
3440 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3442 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3443 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3444 accumulation in interrupt function if stack may be realigned to
3446 (EPILOGUE_USES): New.
3447 (function_type): New enum.
3448 (machine_function): Add func_type and no_caller_saved_registers.
3449 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3450 (interrupt_return): New pattern.
3451 * doc/extend.texi: Document x86 interrupt and
3452 no_caller_saved_registers attributes.
3454 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3456 PR tree-optimization/52171
3457 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3458 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3459 Look for constant strings. Move some code to emit_block_cmp_hints
3461 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3462 * defaults.h (COMPARE_MAX_PIECES): New macro.
3463 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3464 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3465 (clear_by_pieces_1): Don't declare. Move definition before use.
3466 (can_do_by_pieces): New static function.
3467 (can_move_by_pieces): Use it. Return bool.
3468 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3469 OP. All callers changed. Handle COMPARE_BY_PIECES.
3470 (class pieces_addr); New.
3471 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3472 pieces_addr::adjust, pieces_addr::increment_address,
3473 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3475 (class op_by_pieces_d): New.
3476 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3478 (class move_by_pieces_d, class compare_by_pieces_d,
3479 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3480 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3481 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3482 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3483 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3484 compare_by_pieces_d::finish_mode): New member functions.
3485 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3487 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3488 (emit_block_cmp_hints): New function.
3489 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3490 use the newly defined classes.
3491 * expr.h (by_pieces_constfn): New typedef.
3492 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3493 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3494 (move_by_pieces_ninsns): Don't declare.
3495 (can_move_by_pieces): Change return value to bool.
3496 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3497 (compare_by_pieces_branch_ratio): New hook.
3498 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3499 (by_pieces_ninsns): Declare.
3500 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3502 (default_compare_by_pieces_branch_ratio): New function.
3503 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3504 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3505 * doc/tm.texi: Regenerate.
3506 * tree-ssa-strlen.c: Include "builtins.h".
3507 (handle_builtin_memcmp): New static function.
3508 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3509 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3511 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3513 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3514 relevant stmts which are simple and invariant.
3515 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3516 instead of simple and invariant
3518 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3520 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3521 (vectorizable_reduction): Check for new relevant state.
3522 (vectorizable_live_operation): vectorize live stmts using
3523 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3524 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3525 (vect_stmt_relevant_p): Check for stmts which are only used live.
3526 (process_use): Use of a stmt does not inherit it's live value.
3527 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3528 (vect_analyze_stmt): Check for new relevant state.
3529 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3530 outside the loop, but not inside it.
3532 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3534 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3535 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3536 (vect_get_vec_def_for_operand): Split out code.
3538 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3540 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3542 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3544 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3546 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3548 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3550 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3553 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3554 to noreturn e->callee->decl that has void return type and void
3555 arguments, adjust gimple_call_fntype and remove lhs even if it had
3556 previously addressable type.
3558 2016-06-02 Jeff Law <law@redhat.com>
3560 PR tree-optimization/71328
3561 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3562 error when checking for a jump back onto the copied path.
3564 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3566 * config/microblaze/microblaze.c (get_branch_target): Add return
3567 NULL_RTX for the non-CALL_P case.
3568 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3569 (insert_wic): Remove unused local "j".
3571 2016-06-02 Martin Liska <mliska@suse.cz>
3573 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3575 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3576 Julia Koval <julia.koval@intel.com>
3578 * function.c (assign_parm_setup_stack): Force source into a
3580 * target.def (function_incoming_arg): Update documentation to
3581 allow arbitrary address computation based on hard register.
3582 * doc/tm.texi: Regenerated.
3584 2016-06-02 Martin Liska <mliska@suse.cz>
3586 * predict.c (combine_predictions_for_bb): Fix first match in
3587 cases where a first predictor contains more than one occurence
3588 in list of predictors. Take the best value in such case.
3590 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3592 PR rtl-optimization/71295
3593 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3594 offset would go over the size of the inner mode reject it.
3596 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3598 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3599 x=x,x and v=v,m instead of x=x,m.
3601 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3602 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3603 alternative to v=rm,C.
3605 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3606 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3607 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3608 instead of vex for the last two above mentioned alternatives.
3610 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3613 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3615 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3617 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3619 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3621 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3622 from int to unsigned.
3624 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3626 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3627 alternatives, eliminating preferred register class. Add support
3628 for the MTVSRDD instruction in ISA 3.0.
3629 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3630 reg_or_indexed_operand.
3631 (vsx_splat_v4sf_internal): Likewise.
3633 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3636 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3637 for loading up all 0's or all 1's.
3639 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3641 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3643 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3645 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3647 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3648 * gcc.c (set_source_date_epoch_envvar): New function, sets
3649 the SOURCE_DATE_EPOCH environment variable to the current time.
3651 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3653 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3654 the factor for live Phi nodes.
3656 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3658 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3659 * tree-parloops.c (parallelize_loops): likewise.
3660 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3661 tree_unswitch_outer_loop): likewise.
3663 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3666 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3667 around creation of the temporary.
3669 2016-06-01 Richard Biener <rguenther@suse.de>
3671 PR tree-optimization/71366
3672 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3673 (unloop_loops): Move removing edges here ...
3674 (try_unroll_loop_completely): ... from here.
3675 (try_peel_loop): ... and here.
3676 (tree_unroll_loops_completely_1): Track parent loops via
3677 bitmap of header BBs.
3678 (tree_unroll_loops_completely): Adjust for that.
3680 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3682 * config/rs6000/altivec.h (vec_slv): New macro.
3683 (vec_srv): New macro.
3684 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3685 (UNSPEC_VSRV): New value.
3688 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3689 (vsrv): New builtin definition.
3690 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3691 define argument types for new builtin.
3692 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3694 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3697 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3698 Jocelyn Mayer <l_indien@magic.fr>
3701 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3702 detect processor family for signature_CENTAUR_ebx.
3703 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3704 signature_CENTAUR_ebx.
3705 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3706 <default>: Pass x86-64 for has_longmode.
3708 2016-06-01 Nathan Sidwell <nathan@acm.org>
3710 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
3713 2016-06-01 Richard Biener <rguenther@suse.de>
3715 PR tree-optimization/71261
3716 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
3717 of stmts successfully put in the bool pattern. Remove
3718 single-use restriction.
3719 (adjust_bool_pattern_cast): Add cast at the use site via the
3720 pattern def sequence.
3721 (adjust_bool_pattern): Remove recursion, maintain a hash-map
3722 of patterned defs. Use the pattern def seqence instead of
3723 multiple independent patterns.
3724 (sort_after_uid): New qsort compare function.
3725 (adjust_bool_stmts): New function to process stmts in the bool
3726 pattern in IL order.
3727 (vect_recog_bool_pattern): Adjust.
3728 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
3729 (ifcvt_walk_pattern_tree): Likewise.
3730 (stmt_is_root_of_bool_pattern): Likewise.
3731 (ifcvt_repair_bool_pattern): Likewise.
3732 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
3734 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3736 * loop-unroll.c (decide_unroll_constant_iterations,
3737 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
3738 likely upper bounds.
3739 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
3741 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
3743 * tree-core.h (enum omp_clause_code): Remove
3744 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
3746 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3748 * config/arm/sync.md (arm_store_exclusive<mode>):
3749 Use 'H' output modifier on operands[2] rather than creating a new
3750 entry in out-of-bounds memory of the operands array.
3751 (arm_store_release_exclusivedi): Likewise.
3753 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3755 * config/arm/arm.c (arm_fusion_enabled_p): New function.
3756 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
3757 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
3758 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3760 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3762 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3763 into account live statements for mask producers.
3765 2016-06-01 Richard Biener <rguenther@suse.de>
3767 PR tree-optimization/71311
3768 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
3769 restrict to non-INTEGER_CST @0.
3771 2016-06-01 Richard Biener <rguenther@suse.de>
3773 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
3774 (relational patterns): Use :c to avoid pattern duplications.
3776 2016-06-01 Richard Biener <rguenther@suse.de>
3778 * genmatch.c (comparison_code_p): New predicate.
3779 (swap_tree_comparison): New function.
3780 (commutate): Add for_vec parameter to append new for entries.
3781 Support commutating relational operators by swapping it alongside
3783 (lower_commutative): Adjust.
3784 (dt_simplify::gen): Do not pass artificial operators to gen
3786 (decision_tree::gen): Do not add artificial operators as parameters.
3787 (parser::parse_expr): Verify operator commutativity when :c is
3788 applied. Allow :C to override this.
3789 * match.pd: Adjust patterns to use :C instead of :c where required.
3791 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
3793 PR tree-optimization/71077
3794 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
3795 the combining step, use boolean_false_node and boolean_true_node
3796 as the designated false/true return values.
3798 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3800 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
3801 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
3802 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
3805 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3807 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
3808 of flags impliying the register renaming.
3809 * toplev.c (process_options): Do not imply flag_rename_registers with
3812 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3814 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
3815 default implementation.
3817 2016-05-31 Nathan Sidwell <nathan@acm.org>
3819 * dwarf2out.c (cur_line_info_table): Add GTY marker.
3821 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3823 * config/sh/constraints.md (b): Remove constraint.
3824 * config/sh/predicates.md (arith_reg_operand): Remove
3826 * config/sh/sh-modes.def (PDI): Remove.
3827 * config/sh/sh.c (sh_target_reg_class,
3828 sh_optimize_target_register_callee_saved): Remove functions.
3829 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
3830 (sh_expand_epilogue): Update comment.
3831 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
3832 sh_secondary_reload): Remove TARGET_REGS related code.
3833 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
3834 TARGET_REGISTER_P): Remove macros.
3835 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
3836 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
3837 TR1_REG, TR2_REG): Remove constants.
3838 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
3840 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3842 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
3843 define_expand patterns.
3844 (adddi3_compact): Rename to adddi3.
3845 (subdi3_compact): Rename to subdi3.
3846 (*negdi2): Rename to negdi2.
3847 (*abs<mode>2): Rename to abs<mode>2.
3849 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
3851 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
3852 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
3853 (atomic_sub_fetchsi): ... this new pattern.
3854 (mvtc): Add CC_REG clobber.
3856 2016-05-31 Marek Polacek <polacek@redhat.com>
3858 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
3860 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3862 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
3863 aarch64_fusion_enabled_p to check for fusion capabilities.
3865 2016-05-31 Richard Biener <rguenther@suse.de>
3867 PR tree-optimization/71352
3868 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
3869 minus one and a negate.
3871 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3873 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
3874 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
3876 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
3877 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
3878 Remove use of aarch64_simd_attr_length_move, set length attribute
3880 (*aarch64_be_movoi): Likewise.
3881 (*aarch64_be_movci): Likewise.
3882 (*aarch64_be_movxi): Likewise.
3884 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
3886 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
3887 It no longer does that.
3888 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
3890 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
3892 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
3893 attribute __unused__.
3895 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
3897 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
3898 * config/arm/arm.c (arm_arch_thumb1): Define.
3899 (arm_option_override): Initialize arm_arch_thumb1.
3900 * config/arm/arm.h (arm_arch_thumb1): Declare.
3901 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
3902 support Thumb-1 ISA.
3904 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
3907 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
3908 `Yv' for scalar operand.
3910 2016-05-31 Tom de Vries <tom@codesourcery.com>
3912 PR tree-optimization/69068
3913 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3914 phis with more than two args.
3916 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3918 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3919 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3922 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
3924 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
3926 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3928 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
3929 cpu_32, cpu_64, tune_32 and tune_64.
3930 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
3932 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3934 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3936 2016-05-30 Andi Kleen <ak@linux.intel.com>
3938 * auto-profile.c (read_profile): Replace asserts with errors
3939 when file does not exist.
3940 * gcov-io.c (gcov_read_words): Dito.
3942 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3944 * tree-cfg.c (print_loop): Print likely upper bounds.
3946 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3948 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
3949 * opts.c (default_options): Enable peel loops at -O3.
3950 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
3951 (try_peel_loop): Do not re-peel already peeled loops;
3952 use likely upper bounds; fix profile updating.
3953 (pass_complete_unroll::execute): Initialize peeled_loops.
3955 2016-05-30 Martin Liska <mliska@suse.cz>
3957 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
3958 computed costs by frequency of BB they belong to.
3959 (get_scaled_computation_cost_at): New function.
3961 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
3962 Marc Glisse <marc.glisse@inria.fr>
3964 PR tree-optimization/71289
3965 * match.pd (-1 / B < A, A > -1 / B): New transformations.
3967 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3969 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
3971 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3973 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
3974 for peeled copies; avoid underflow when updating estimates; correctly
3977 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3979 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
3980 r236875. Corrected oe3 to oe2 as obvious.
3982 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3986 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
3987 that inserted stmt will not dominate stmts that defines its operand.
3988 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
3989 (rewrite_expr_tree_parallel): Likewise.
3991 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3994 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
3995 all fields including stmt_to_insert are swapped.
3997 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3999 * predict.h (force_edge_cold): Declare.
4000 * predict.c (force_edge_cold): New function.
4001 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4003 (canonicalize_loop_induction_variables): Fix formating.
4005 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4007 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4008 (visium_expand_copysign): Use gen_int_mode directly.
4009 (visium_compute_frame_size): Minor tweaks.
4011 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4013 * tree-vect-loop.c (vect_analyze_loop_2): Use
4014 likely_max_stmt_executions_int.
4016 2016-05-30 Tom de Vries <tom@codesourcery.com>
4018 PR tree-optimization/69067
4019 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4021 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4024 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4025 New peepholes to remove unneeded fild/fistp pairs.
4026 (define_peephole2 atomic_loaddi_fpu): Ditto.
4028 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4030 * predict.c (maybe_hot_frequency_p): Avoid division.
4032 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4034 * doc/install.texi: Use https for shop.fsf.org.
4036 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4038 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4039 likely_max_stmt_executions_int.
4041 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4043 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4044 likely_max_stmt_executions_int.
4046 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4048 * profile.c (compute_branch_probabilities): Do not report hitrates
4050 (branch_prob): Report hitrates here.
4051 * predict.c (gimple_predict_edge): Do not assert profile status;
4052 fix formatting issues.
4054 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4056 * predict.c (edge_predicted_by_p): New function.
4057 (predict_paths_for_bb): Do not put multiple predictions of the same type
4060 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4062 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4065 2016-05-28 Alan Modra <amodra@gmail.com>
4067 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4069 2016-05-28 Alan Modra <amodra@gmail.com>
4071 PR rtl-optimization/71275
4072 * ira.c (ira): Free dominance info.
4074 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4076 * doc/sourcebuild.texi: New address for upstream Go repository.
4078 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4080 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4081 (TARGET_ARM_V7M): Likewise.
4083 2016-05-26 Jeff Law <law@redhat.com>
4085 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4086 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4087 * passes.def: Add jump threading passes before DOM/VRP.
4088 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4089 argument to a basic block from an edge. Remove tests which are
4091 (pass_data_thread_jumps, class pass_thread_jumps): New.
4092 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4093 (make_pass_thread_jumps): Likewise.
4094 * tree-pass.h (make_pass_thread_jumps): Declare.
4096 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4098 * config/visium/visium-protos.h (split_double_move): Rename into...
4099 (visium_split_double_move): ...this.
4100 (visium_split_double_add): Declare.
4101 * config/visium/visium.c (split_double_move): Rename into...
4102 (visium_split_double_move): ...this.
4103 (visium_split_double_add): New function.
4104 (visium_expand_copysign): Renumber operands for consistency.
4105 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4106 (DFmode move splitter): Likewise.
4107 (*addi3_insn): Split by means of visium_split_double_add.
4108 (*adddi3_insn_flags): Delete.
4109 (*plus_plus_sltu<subst_arith>): New insn.
4110 (*subdi3_insn): Split by means of visium_split_double_add.
4111 (subdi3_insn_flags): Delete.
4112 (*minus_minus_sltu<subst_arith>): New insn.
4113 (*negdi2_insn): Split by means of visium_split_double_add.
4114 (*negdi2_insn_flags): Delete.
4116 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4118 * configure.ac: Treat a --with-headers option without argument
4119 the same as the default (i.e. consult sys-include directory).
4120 * configure: Regenerate.
4122 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4124 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4125 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4127 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4128 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4130 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4133 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4134 tree-stdarg analysis results.
4135 (aarch64_setup_incoming_varargs): Likewise.
4137 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4139 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4140 va_list_gpr_counter_field and va_list_fpr_counter_field.
4142 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4145 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4146 * config/aarch64/aarch64.c
4147 (aarch64_cannot_change_mode_class): Remove function.
4148 * config/aarch64/aarch64-protos.h
4149 (aarch64_cannot_change_mode_class): Remove.
4151 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4153 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4154 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4155 get_likely_max_loop_iterations_int): New.
4156 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4157 any_likely_upper_bound.
4158 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4160 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4161 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4163 (unroll_loop_constant_iterations): Likewise.
4164 (unroll_loop_runtime_iterations): Likewise.
4165 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4166 * lto-streamer-out.c (output_cfg): Likewise.
4167 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4169 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4170 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4171 (likely_max_loop_iterations): New.
4172 (likely_max_loop_iterations_int): New.
4173 (likely_max_stmt_executions): New.
4174 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4175 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4176 likely_max_stmt_executions): Declare.
4178 2016-05-27 Marek Polacek <polacek@redhat.com>
4181 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4183 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4185 * config/s390/s390.md (2x risbg splitters): Use
4186 reg_overlap_mentioned_p instead of rtx_equal_p.
4188 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4190 * combine.c (make_compound_operation): Take known zero bits into
4191 account when checking for possible zero_extend.
4193 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4195 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4196 Use const_int_operand for operand 2 predicate. Simplify expand code
4199 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4202 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4205 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4207 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4208 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4209 that returns CC_SESWPmode and CC_ZESWPmode.
4210 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4212 (aarch64_rtx_costs): Likewise.
4214 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4216 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4217 for ISA 3.0 min/max support.
4218 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4219 conditional move support.
4220 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4221 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4223 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4224 conditional moves where the comparison type is different from move
4226 (fp_minmax): New code iterator for smin/smax.
4227 (minmax): New code attributes for min/max.
4228 (SMINMAX): Likewise.
4229 (smax<mode>3): Combine min, max insns into one insn using the
4230 fp_minmax code iterator. Add support for ISA 3.0 min/max
4231 instructions that don't need -ffast-math.
4232 (s<minmax><mode>3): Likewise.
4233 (smax<mode>3_vsx): Likewise.
4234 (smin<mode>3): Likewise.
4235 (s<minmax><mode>3_vsx): Likewise.
4236 (smin<mode>3_vsx): Likewise.
4237 (pre-VSX min/max splitters): Likewise.
4238 (s<minmax><mode>3_fpr): Likewise.
4239 (movsfcc): Rewrite floating point conditional moves to combine
4240 SFmode/DFmode into a single insn.
4241 (mov<mode>cc): Likewise.
4242 (movdfcc): Likewise.
4243 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4244 SFDF2 iterators to handle all combinations.
4245 (fseldfsf4): Likewise.
4246 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4247 (fseldfdf4): Likewise.
4248 (fselsfdf4): Likewise.
4249 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4250 comparison instructions that set a 0/-1 mask, and use it for
4251 floating point conditional move via XXSEL.
4252 (fpmask<mode>): Likewise.
4253 (xxsel<mode>): Likewise.
4254 * config/rs6000/predicates.md (min_max_operator): Delete, no
4256 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4257 instructions that generate a 0/-1 mask for use with XXSEL.
4258 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4259 say whether floating point min/max is available, either through
4260 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4261 (TARGET_MINMAX_DF): Likewise.
4263 2016-05-27 Alan Modra <amodra@gmail.com>
4265 PR rtl-optimization/71275
4266 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4267 for update_equiv_regs and combine_and_move_insns.
4269 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4271 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4272 if_then_else or cond RTXes to calculate attribute value.
4273 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4274 <attr "length_immediate>: Ditto.
4275 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4276 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4277 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4278 <attr "type">: Ditto.
4279 <attr "prefix_data16">: Ditto.
4280 <attr "prefix_extra">: Ditto.
4281 <attr "length_immediate">: Ditto.
4282 <attr "prefix">: Ditto.
4283 (vec_set<mode>_0) <attr "isa">: Ditto.
4284 <attr "prefix_extra">: Ditto.
4285 <attr "length_immediate">: Ditto.
4286 <attr "prefix">: Ditto.
4287 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4288 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4289 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4290 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4291 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4292 <attr "length_immediate">: Ditto.
4293 <attr "prefix">: Ditto.
4294 (sse2_movsd) <attr "length_immediate">: Ditto.
4295 <attr "prefix">: Ditto.
4296 (vec_concatv2df) <attr "isa">: Ditto.
4297 <attr "prefix">: Ditto.
4298 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4299 (*vec_extractv2di_1) <attr "isa">: Ditto.
4300 <attr "type">: Ditto.
4301 <attr "length_immediate">: Ditto.
4302 <attr "prefix_rex">: Ditto.
4303 <attr "prefix_extra">: Ditto.
4304 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4305 <attr "prefix_extra">: Ditto.
4306 <attr "length_immediate">: Ditto.
4307 (vec_concatv2di) <attr "isa">: Ditto.
4308 <attr "prefix_extra">: Ditto.
4309 <attr "length_immediate">: Ditto.
4310 <attr "prefix">: Ditto.
4312 2016-05-26 Martin Liska <mliska@suse.cz>
4314 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4316 (operator+): Likewise.
4317 (operator-): Likewise.
4318 (comp_cost::operator+=): Likewise.
4319 (comp_cost::operator-=): Likewise.
4320 (comp_cost::operator/=): Likewise.
4321 (comp_cost::operator*=): Likewise.
4322 (operator<): Likewise.
4323 (operator==): Likewise.
4324 (operator<=): Likewise.
4326 (infinite_cost_p): Likewise.
4327 (add_costs): Likewise.
4328 (sub_costs): Likewise.
4329 (compare_costs): Likewise.
4330 (set_group_iv_cost): Use the newly introduced functions.
4331 (get_address_cost): Likewise.
4332 (get_shiftadd_cost): Likewise.
4333 (force_expr_to_var_cost): Likewise.
4334 (split_address_cost): Likewise.
4335 (ptr_difference_cost): Likewise.
4336 (difference_cost): Likewise.
4337 (get_computation_cost_at): Likewise.
4338 (determine_group_iv_cost_generic): Likewise.
4339 (determine_group_iv_cost_address): Likewise.
4340 (determine_group_iv_cost_cond): Likewise.
4341 (autoinc_possible_for_pair): Likewise.
4342 (determine_group_iv_costs): Likewise.
4343 (cheaper_cost_pair): Likewise.
4344 (iv_ca_recount_cost): Likewise.
4345 (iv_ca_set_no_cp): Likewise.
4346 (iv_ca_set_cp): Likewise.
4347 (iv_ca_cost): Likewise.
4348 (iv_ca_new): Likewise.
4349 (iv_ca_dump): Likewise.
4350 (iv_ca_narrow): Likewise.
4351 (iv_ca_prune): Likewise.
4352 (iv_ca_replace): Likewise.
4353 (try_add_cand_for): Likewise.
4354 (try_improve_iv_set): Likewise.
4355 (find_optimal_iv_set): Likewise.
4357 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4359 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4360 that internal functions will clobber all caller-saved registers.
4362 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4364 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4365 Return a better case_values_threshold when optimizing.
4367 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4369 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4370 Add ? to integer variant.
4371 (aarch64_combinez_be): Likewise.
4373 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4375 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4376 instead of x constraint.
4377 (vcvtps2ph256<mask_name>): Likewise.
4379 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4380 alternative. Formatting fix.
4382 * config/i386/sse.md
4383 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4385 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4386 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4387 maybe_evex prefix instead of vex.
4388 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4389 EXT_REX_SSE_REG_P (op0) case in the splitter.
4391 2016-05-25 Jeff Law <law@redhat.com>
4393 PR tree-optimization/71272
4394 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4395 Update comments. Add test for empty path.
4397 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4399 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4400 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4401 special case builtin.
4402 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4403 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4404 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4405 for __builtin_vec_cmpne.
4407 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4409 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4410 redundant test and bail out if the type of the new operand is not
4411 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4413 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4415 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4416 (x_ix86_target_flags_explicit): Remove.
4417 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4418 x_ix86_target_flags_explicit.
4419 (ix86_function_specific_restore): Ditto.
4421 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4422 H.J. Lu <hongjiu.lu@intel.com>
4425 * common/config/i386/i386-common.c
4426 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4427 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4428 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4429 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4430 (-mgeneral-regs-only): Add new option.
4431 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4432 x87 instructions if only general registers are allowed.
4433 (ix86_target_string): Add ix86_flags argument. Handle additional
4434 flags options through ix86_flags argument. Update all callers.
4435 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4437 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4439 PR rtl-optimization/66940
4440 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4441 decrementing desired_val will not overflow before performing these
4444 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4446 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4447 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4448 * config/i386/i386.c (enum ix86_builtins): Add
4449 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4450 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4451 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4452 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4453 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4454 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4455 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4456 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4457 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4458 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4459 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4460 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4461 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4462 __builtin_ia32_cvtps2dq512_mask.
4463 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4464 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4465 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4466 * config/i386/sse.md
4467 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4469 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4470 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4472 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4473 (avx512f_vec_pack_sfix_v8df): New define_expand.
4474 (avx512f_roundpd512): Rename to ...
4475 (avx512f_round<castmode>512): ... this. Change iterator.
4476 (avx512f_roundps512_sfix): New define_expand.
4477 (round<mode>2_sfix): Change iterator.
4479 2016-05-25 Nick Clifton <nickc@redhat.com>
4481 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4482 static interrupt handler is detected.
4483 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4484 default linker script.
4485 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4486 the low part of a symbolic pointer.
4488 2016-05-25 Richard Biener <rguenther@suse.de>
4490 PR tree-optimization/71261
4491 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4492 interesting stmt instead of immediate uses when looking
4493 for the use operand to replace.
4495 2016-05-25 Martin Liska <mliska@suse.cz>
4497 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4499 2016-05-25 Richard Biener <rguenther@suse.de>
4501 PR tree-optimization/71264
4502 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4505 2016-05-25 Martin Liska <mliska@suse.cz>
4507 PR tree-optimization/71239
4508 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4509 if DECL_SIZE is NULL.
4511 2016-05-25 Richard Biener <rguenther@suse.de>
4513 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4514 * tree-if-conv.c (pass_data_if_conversion): Use it.
4516 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4518 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4519 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4520 * varpool.c (varpool_node::get_availability): Likewise.
4522 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4524 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4525 VNEGW/VNEGD instructions.
4526 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4527 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4528 support for ISA 3.0 VNEGW/VNEGD instructions.
4530 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4532 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4533 pointers inside OACC_DATA regions.
4534 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4535 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4536 (gimplify_adjust_omp_clauses): Fix typo in comment.
4538 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4540 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4541 parity built-in functions.
4542 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4544 (p9v_parity<mode>2): Likewise.
4545 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4547 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4548 (parity<mode>2): ISA 3.0 expander for vector parity.
4549 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4551 (BU_P9_64BIT_MISC_0): Likewise.
4552 (BU_P9_MISC_0): Likewise.
4553 (BU_P9V_AV_1): Likewise.
4554 (BU_P9V_AV_2): Likewise.
4555 (BU_P9V_AV_3): Likewise.
4556 (BU_P9V_AV_P): Likewise.
4557 (BU_P9V_VSX_1): Likewise.
4558 (BU_P9V_OVERLOAD_1): Likewise.
4559 (BU_P9V_OVERLOAD_2): Likewise.
4560 (BU_P9V_OVERLOAD_3): Likewise.
4561 (VCTZB): Add vector count trailing zeros support.
4565 (VPRTYBD): Add vector parity support.
4566 (VPRTYBQ): Likewise.
4567 (VPRTYBW): Likewise.
4568 (VCTZ): Add overloaded vector count trailing zeros support.
4569 (VPRTYB): Add overloaded vector parity support.
4570 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4571 overloaded vector count trailing zeros and parity instructions.
4572 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4573 vector parity support.
4574 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4575 trailing zeros support.
4576 (vec_cntlz): Likewise.
4577 (vec_vctzb): Likewise.
4578 (vec_vctzd): Likewise.
4579 (vec_vctzh): Likewise.
4580 (vec_vctzw): Likewise.
4581 (vec_vprtyb): Add ISA 3.0 vector parity support.
4582 (vec_vprtybd): Likewise.
4583 (vec_vprtybw): Likewise.
4584 (vec_vprtybq): Likewise.
4585 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4586 the ISA 3.0 vector count trailing zeros and vector parity built-in
4589 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4591 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4592 when there is stmt_to_insert.
4594 2016-05-24 Martin Sebor <msebor@redhat.com>
4597 * tree.h (complete_or_array_type_p): New inline function.
4599 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4601 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4602 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4603 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4605 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4606 Limit 1st alternative to noavx isa, split 2nd alternative into one
4607 noavx and one avx alternative, use *x and Bm in the former and
4608 x and m in the latter.
4610 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4611 of sse4 for the first alternative, drop %v from the template
4612 and d operand modifier. Split second alternative into one sse4_noavx
4613 and one avx alternative, use *x instead of *v in the former and v
4614 instead of *v in the latter.
4615 (*sse4_1_extractps): Use noavx isa instead of * for the first
4616 alternative, drop %v from the template. Split second alternative into
4617 one noavx and one avx alternative, use *x instead of *v in the
4618 former and v instead of *v in the latter.
4619 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4620 with noavx and the last one with avx.
4621 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4622 split the second one into one noavx and one avx alternative,
4623 use *x and Bm in the former and x and m in the latter one.
4624 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4627 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4628 first two alternatives to noavx, use *x instead of *v in the second
4629 one, add avx alternative without *.
4630 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4631 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4632 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4634 2016-05-24 Jeff Law <law@redhat.com>
4636 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4637 New function, extracted from...
4638 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4639 Allow simple copies and constant initializations in the SSA chain.
4641 2016-05-24 Marek Polacek <polacek@redhat.com>
4644 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4647 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4650 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4651 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4652 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4653 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4654 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4656 2016-05-24 Richard Biener <rguenther@suse.de>
4658 PR tree-optimization/71240
4659 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4662 2016-05-24 Richard Biener <rguenther@suse.de>
4664 PR tree-optimization/71230
4665 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4667 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4669 * tree-vectorizer.h (vectorizable_comparison): Delete.
4670 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4671 PURE_SLP_STMT check.
4672 * tree-vect-stmts.c (vectorizable_call): Likewise.
4673 (vectorizable_simd_clone_call): Likewise.
4674 (vectorizable_conversion): Likewise.
4675 (vectorizable_assignment): Likewise.
4676 (vectorizable_shift): Likewise.
4677 (vectorizable_operation): Likewise.
4678 (vectorizable_load): Likewise.
4679 (vectorizable_condition): Likewise.
4680 (vectorizable_store): Likewise. Assert that we don't have
4682 (vectorizable_comparison): Make static. Remove redundant
4683 PURE_SLP_STMT check.
4684 (vect_transform_stmt): Assert that we always have an slp_node
4687 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4689 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4690 operands[2] against 1 with comparison against CONST1_RTX.
4691 (<shift>di3_neon): Likewise.
4692 * config/arm/predicates.md (const0_operand): Replace with comparison
4695 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4697 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4698 operands[2] against 1 with comparison against CONST1_RTX.
4699 (ashrdi3): Likewise.
4700 (lshrdi3): Likewise.
4701 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4703 (ashrsi3): Likewise.
4704 (lshrsi3): Likewise.
4705 (rotrsi3): Likewise.
4706 (define_split above *compareqi_eq0): Likewise.
4707 (define_split above "prologue"): Likewise.
4708 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
4709 * config/arm/predicates.md (shift_operator): Likewise.
4710 (shift_nomul_operator): Likewise.
4711 (sat_shift_operator): Likewise.
4712 (thumb1_cmp_operand): Likewise.
4713 (const_neon_scalar_shift_amount_operand): Replace manual range
4714 check with IN_RANGE.
4715 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
4716 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
4718 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4720 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
4721 with HOST_WIDE_INT_1.
4723 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
4724 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
4725 (arm_canonicalize_comparison): Likewise.
4726 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
4728 (thumb1_size_rtx_costs): Likewise.
4729 (vfp_const_double_index): Replace cast of 1 to unsigned
4730 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4731 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
4733 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
4734 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4735 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
4736 HOST_WIDE_INT with HOST_WIDE_INT_1.
4738 2016-05-24 Marek Polacek <polacek@redhat.com>
4740 * tree-cfg.h (should_remove_lhs_p): New predicate.
4741 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
4742 * gimplify.c (gimplify_modify_expr): Likewise.
4743 * tree-cfg.c (verify_gimple_call): Likewise.
4744 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
4745 * gimple-fold.c: Include "tree-cfg.h".
4746 (gimple_fold_call): Use should_remove_lhs_p.
4748 2016-05-24 Richard Biener <rguenther@suse.de>
4750 PR tree-optimization/71253
4751 * cfganal.h (control_dependences): Make robust against edge
4753 (control_dependences::control_dependences): Remove edge_list argument.
4754 (control_dependences::get_edge): Remove.
4755 (control_dependences::get_edge_src): Add.
4756 (control_dependences::get_edge_dest): Likewise.
4757 (control_dependences::m_el): Make a vector of edge src/dest index.
4758 * cfganal.c (control_dependences::find_control_dependence): Adjust.
4759 (control_dependences::control_dependences): Likewise.
4760 (control_dependences::~control_dependence): Likewise.
4761 (control_dependences::get_edge): Remove.
4762 (control_dependences::get_edge_src): Add.
4763 (control_dependences::get_edge_dest): Likewise.
4764 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
4766 (perform_tree_ssa_dce): Adjust.
4767 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
4769 (pass_loop_distribution::execute): Adjust. Do loop destroying
4770 conditional on changed.
4772 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4775 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
4776 return. Reindent transformation comment and mention the ARM state
4779 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4782 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
4783 after build_and_add_sum creates new use stmt.
4785 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4787 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
4788 load_lanes/grouped_load classification comes first. Don't check
4789 whether the vectorization factor is a multiple of the group size
4792 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4794 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
4795 GROUP_GAP for single-element interleaving.
4796 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
4799 2016-05-24 Richard Biener <rguenther@suse.de>
4803 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
4804 bases which are accessed with non-invariant indices.
4805 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
4806 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
4808 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4811 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
4812 (add_to_ops_vec): Add stmt_to_insert.
4813 (add_repeat_to_ops_vec): Init stmt_to_insert.
4814 (insert_stmt_before_use): New.
4815 (transform_add_to_multiply): Remove mult_stmt insertion and add it
4817 (get_ops): Init stmt_to_insert.
4818 (maybe_optimize_range_tests): Likewise.
4819 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
4820 (rewrite_expr_tree_parallel): Likewise.
4821 (reassociate_bb): Likewise.
4823 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4826 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
4827 ISA 3.0 xxperm fusion alternative.
4828 (altivec_vperm_v8hiv16qi): Likewise.
4829 (altivec_vperm_<mode>_uns_internal): Likewise.
4830 (vperm_v8hiv4si): Likewise.
4831 (vperm_v16qiv8hi): Likewise.
4833 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4834 Kelvin Nilsen <kelvin@gcc.gnu.org>
4836 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
4837 vpermr/xxpermr on ISA 3.0.
4838 (altivec_expand_vec_perm_le): Likewise.
4839 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
4840 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
4843 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
4845 * config/i386/i386.h (IS_STACK_MODE): Enable for
4846 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
4847 SSE_FLOAT_MODE_P macros.
4848 * config/i386/i386.c (ix86_preferred_reload_class): Use
4849 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
4850 Cleanup regclass processing for CONST_DOUBLE_P.
4851 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
4852 (ix86_rtx_costs): Remove redundant TARGET_80387 check
4853 with IS_STACK_MODE macro.
4854 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
4856 (*movdf_internal): Use IS_STACK_MODE macro.
4857 (*movsf_internal): Ditto.
4859 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
4861 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
4862 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
4864 2016-05-23 Jeff Law <law@redhat.com>
4866 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
4868 (fsm_find_control_statement_thread_paths): Call it.
4870 2016-05-23 Martin Jambor <mjambor@suse.cz>
4873 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
4874 from_global_constant if t is not NULL.
4876 2016-05-23 Marek Polacek <polacek@redhat.com>
4879 * common.opt (Wswitch-unreachable): New option.
4880 * doc/invoke.texi: Document -Wswitch-unreachable.
4881 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
4884 2016-05-23 Bin Cheng <bin.cheng@arm.com>
4886 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
4887 TMR_INDEX is non-NULL.
4889 2016-05-23 Richard Biener <rguenther@suse.de>
4891 PR tree-optimization/71230
4892 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
4893 (try_special_add_to_ops): ... here. Always test for single-use.
4895 2016-05-23 Martin Jambor <mjambor@suse.cz>
4897 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
4898 default block if a PHI node in the original one would be resized.
4900 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4902 PR tree-optimization/58135
4903 * tree-vect-slp.c: When group size is not multiple
4904 of vector size, allow splitting of store group at
4907 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
4909 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
4911 2016-05-22 Jakub Jelinek <jakub@redhat.com>
4913 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4914 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
4915 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
4918 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
4919 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
4920 v constraint instead of x and vinserti32x4 insn.
4922 * config/i386/sse.md (i128vldq): New mode iterator.
4923 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
4924 avx512dq and avx512vl alternatives.
4926 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
4927 constraint, use maybe_evex prefix instead of vex.
4928 (vec_dupv4sf): Use v constraint instead of x for output
4929 operand except for noavx alternative, use Yv constraint
4930 instead of x for input. Use maybe_evex prefix instead of vex.
4931 (*vec_dupv4si): Likewise.
4932 (*vec_dupv2di): Likewise.
4934 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
4937 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
4938 (linearize_expr_tree): Call try_special_add_to_ops.
4939 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
4941 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4943 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
4944 to computed stack_usage.
4946 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4949 * config/avr/avr.md (define_expand "mov<mode>"): If the source
4950 operand is subreg (symbol_ref) then move the symbol ref to register.
4952 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
4954 * tree.c (array_at_struct_end_p): Look through MEM_REF.
4956 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4959 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
4962 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4964 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
4965 ranges by calling get_single_symbol and tidy up. Look more closely
4966 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
4968 2016-05-20 Jeff Law <law@redhat.com>
4970 * bitmap.c (bitmap_find_bit): Remove useless test.
4972 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
4974 * function.c (thread_prologue_and_epilogue_insns): Commit the
4975 insertion of the epilogue.
4977 2016-05-20 Martin Jambor <mjambor@suse.cz>
4979 PR tree-optimization/70884
4980 * tree-sra.c (initialize_constant_pool_replacements): Do not check
4981 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
4982 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
4983 of constant pool data as a reason for scalarization.
4985 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4987 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4988 for naked functions.
4989 (thumb1_expand_prologue): Likewise.
4991 2016-05-20 Nathan Sidwell <nathan@acm.org>
4993 * config/nvptx/nptx.c (nvptx_option_override): Only set
4994 flag_toplevel_reorder, if not explicitly specified. Set
4995 flag_no_common, unless explicitly specified.
4997 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4999 * calls.c (can_implement_as_sibling_call_p): Mark param
5000 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5002 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5004 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5005 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5006 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5008 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5009 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5012 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5014 * config/nvptx/nvptx.md (sincossf3): New pattern.
5016 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5018 * calls.c (maybe_complain_about_tail_call): New function.
5019 (initialize_argument_information): Call
5020 maybe_complain_about_tail_call when clearing *may_tailcall.
5021 (can_implement_as_sibling_call_p): Call
5022 maybe_complain_about_tail_call when returning false.
5023 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5024 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5025 if tail-call optimization fails.
5026 * cfgexpand.c (expand_call_stmt): Initialize
5027 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5028 * gimple-pretty-print.c (dump_gimple_call): Dump
5029 gimple_call_must_tail_p.
5030 * gimple.c (gimple_build_call_from_tree): Call
5031 gimple_call_set_must_tail with the value of
5032 CALL_EXPR_MUST_TAIL_CALL.
5033 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5034 (gimple_call_set_must_tail): New function.
5035 (gimple_call_must_tail_p): New function.
5036 * print-tree.c (print_node): Update printing of TREE_STATIC
5037 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5038 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5039 trailing comment listing applicable flags.
5040 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5042 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5044 * calls.c (expand_call): Move "Rest of purposes for tail call
5045 optimizations to fail" to...
5046 (can_implement_as_sibling_call_p): ...this new function, and
5047 split into multiple "if" statements.
5049 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5051 * cfgloop.h (expected_loop_iterations_unbounded,
5052 expected_loop_iterations): Unconstify.
5053 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5054 profile with known upper bound; return 3 when profile is absent.
5055 (expected_loop_iterations): Update.
5057 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5059 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5060 and get_max_loop_iterations_int.
5062 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5064 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5065 realistic upper bounds here.
5067 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5070 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5071 calls if the LHS is variable length or has addressable type.
5072 If targets[0]->decl is a noreturn call with void return type and
5073 zero arguments, adjust fntype and remove lhs in that case.
5075 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5077 PR tree-optimization/71079
5078 PR tree-optimization/71206
5079 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5081 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5083 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5084 (get_vec_alignment_for_array_decl): Likewise.
5085 (get_vec_alignment_for_record_decl): Likewise.
5086 (increase_alignment::execute): Move code to find alignment to
5087 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5088 (type_align_map): New hash_map.
5090 2016-05-20 Richard Guenther <rguenther@suse.de>
5092 PR tree-optimization/29756
5093 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5094 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5095 * fold-const.c (operand_equal_p): Likewise.
5096 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5097 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5098 * tree-inline.c (estimate_operator_cost): Likewise.
5099 * tree-pretty-print.c (dump_generic_node): Likewise.
5100 * tree-ssa-operands.c (get_expr_operands): Likewise.
5101 * cfgexpand.c (expand_debug_expr): Likewise.
5102 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5103 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5104 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5105 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5106 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5107 (execute_update_addresses_taken): Do it.
5109 2016-05-20 Richard Biener <rguenther@suse.de>
5111 PR tree-optimization/71185
5112 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5113 register operations.
5115 2016-05-20 Richard Biener <rguenther@suse.de>
5117 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5118 gimple_seq_add_seq_without_update.
5119 (release_bb_predicate): Assert we have no operands to free.
5120 (if_convertible_loop_p_1): Calculate post dominators later.
5121 Do not free BB predicates here.
5122 (combine_blocks): Do not recompute BB predicates.
5123 (version_loop_for_if_conversion): Save BB predicates around
5126 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5128 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5129 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5130 code. Ignore sibcalls on EDGE_IGNORE edges.
5131 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5132 on edges for sibcalls that run without prologue. The rest of the
5133 function is combined from...
5134 (fix_fake_fallthrough_edge): ... this, and ...
5135 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5136 function argument, make it a local variable.
5138 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5140 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5141 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5142 for 32-bit mode and SEH for 64-bit.
5143 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5144 TARGET_64BIT_DEFAULT.
5146 2016-05-19 Ryan Burn <contact@rnburn.com>
5148 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5149 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5151 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5153 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5154 force pending loads from memory.
5156 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5158 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5159 (UNSPEC_DARN_32): New unspec constant.
5160 (UNSPEC_DARN_RAW): New unspec constant.
5161 (darn_32): New instruction.
5162 (darn_raw): New instruction.
5163 (darn): New instruction.
5164 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5165 support and documentation for this macro.
5166 (BU_P9_MISC_1): New macro definition.
5167 (BU_P9_64BIT_MISC_0): New macro definition.
5168 (BU_P9_MISC_0): New macro definition.
5169 (darn_32): New builtin definition.
5170 (darn_raw): New builtin definition.
5171 (darn): New builtin definition.
5172 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5173 RS6000_BUILTIN_0 directives to surround each occurrence of
5174 #include "rs6000-builtin.def".
5175 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5176 RS6000_BTM_64BIT flags to the returned mask, depending on
5178 (def_builtin): Correct an error in the assignments made to the
5179 debugging variable attr_string.
5180 (rs6000_expand_builtin): Add support for no-operand built-in
5182 (builtin_function_type): Remove fatal_error assertion that is no
5184 (rs6000_common_init_builtins): Add support for no-operand built-in
5186 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5188 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5190 (RS6000_BTM_64BIT): New macro definition.
5191 * doc/extend.texi: Document __builtin_darn (void),
5192 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5195 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5197 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5198 max_loop_iterations_int.
5200 2016-05-19 Marek Polacek <polacek@redhat.com>
5202 PR tree-optimization/71031
5203 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5204 condition and adjust the code a bit.
5206 2016-05-19 Martin Liska <mliska@suse.cz>
5208 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5209 auto_vec instead of vec.
5211 2016-05-19 Martin Liska <mliska@suse.cz>
5213 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5215 2016-05-19 Martin Liska <mliska@suse.cz>
5217 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5219 2016-05-19 Martin Liska <mliska@suse.cz>
5221 * ipa-pure-const.c (set_function_state): Remove an existing
5223 (remove_node_data): Do not free it as it's released
5224 in set_function_state.
5226 2016-05-19 Martin Liska <mliska@suse.cz>
5228 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5231 2016-05-19 Martin Liska <mliska@suse.cz>
5233 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5235 2016-05-19 Martin Liska <mliska@suse.cz>
5237 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5238 an auto_vec instead of re-creating it.
5240 2016-05-19 Martin Liska <mliska@suse.cz>
5242 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5243 auto_vec instead of vec.
5245 2016-05-19 Martin Liska <mliska@suse.cz>
5247 * lto-section-in.c (lto_get_section_data): Call
5248 lto_check_version with additional argument.
5249 * lto-streamer.c (lto_check_version): Add new argument.
5250 * lto-streamer.h (lto_check_version): Likewise.
5252 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5254 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5255 Don't add cost of inner memory when handling sign-extended loads.
5257 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5259 PR rtl-optimization/71148
5260 * cse.c (cse_main): Free dominance info.
5261 (rest_of_handle_cse): Don't free dominance info.
5262 (rest_of_handle_cse2): Likewise.
5263 (rest_of_handle_cse_after_global_opts): Likewise.
5265 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5268 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5269 NULL_TREE early if NEON is not available. Remove now redundant check
5270 in ARM_CHECK_BUILTIN_MODE.
5272 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5275 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5276 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5277 * doc/cpp.texi: Document new macros.
5279 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5281 PR tree-optimization/69848
5282 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5283 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5285 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5287 * function.c (thread_prologue_and_epilogue_insn): Move the
5288 "goto epilogue_done" one block later.
5290 2016-05-19 Richard Biener <rguenther@suse.de>
5292 PR tree-optimization/70729
5293 * passes.def: Move LIM pass before PRE. Remove no longer
5294 required copyprop and move first DCE out of the loop pipeline.
5296 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5299 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5300 (OBJS-libcommon-target): ...here.
5301 * opts-common.c: Include spellcheck.h.
5302 (cmdline_handle_error): Build a vec of valid options and use it
5303 to suggest provide hints for misspelled arguments.
5305 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5308 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5309 lhs if it has TREE_ADDRESSABLE type.
5311 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5314 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5315 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5317 2016-05-18 Martin Jambor <mjambor@suse.cz>
5320 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5321 input for NOP_EXPR pass-through functions.
5322 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5323 aggregate global constant VAR_DECLs in constant jump functions.
5325 2016-05-18 Martin Jambor <mjambor@suse.cz>
5328 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5329 from TREE_READONLY parameters.
5331 2016-05-18 Martin Jambor <mjambor@suse.cz>
5334 * cgraph.h (cgraph_indirect_call_info): New field
5335 guaranteed_unmodified.
5336 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5337 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5339 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5340 pass the parameter value to ipa_find_agg_cst_for_param.
5341 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5342 guaranteed_unmodified, store AA results there instead of bailing out
5344 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5345 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5346 (find_constructor_constant_at_offset): New function.
5347 (ipa_find_agg_cst_from_init): Likewise.
5348 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5349 static initializers of contants, report back through a new paameter
5350 from_global_constant if that was the case.
5351 (try_make_edge_direct_simple_call): Also pass parameter value to
5352 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5354 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5355 (ipa_read_indirect_edge_info): Likewise.
5356 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5357 (ipa_load_from_parm_agg): Likewise.
5359 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5361 PR rtl-optimization/71150
5362 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5365 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5368 * config/rs6000/constraints.md (wE constraint): New constraint
5369 for a vector constant that can be loaded with XXSPLTIB.
5370 (wM constraint): New constraint for a vector constant of a 1's.
5371 (wS constraint): New constraint for a vector constant that can be
5372 loaded with XXSPLTIB and a vector sign extend instruction.
5373 * config/rs6000/predicates.md (xxspltib_constant_split): New
5374 predicates for wE/wS constraints.
5375 (xxspltib_constant_nosplit): Likewise.
5376 (easy_vector_constant): Add support for constants that can be
5377 loaded via XXSPLTIB.
5378 (all_ones_constant): New predicate for vector constant with all
5380 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5381 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5382 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5383 instruction and possibly with a sign extension.
5384 (output_vec_const_move): Add support for XXSPLTIB. If we are
5385 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5386 instead of XXLXOR/XXLORC.
5387 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5389 (rs6000_legitimize_reload_address): Likewise.
5390 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5392 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5393 combine VSX_M and VSX_M2 into one iterator.
5395 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5396 (VSINT_842): Likewise.
5397 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5398 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5399 XXSPLTIB instruction.
5400 (xxspltib_<mode>_nosplit): Likewise.
5401 (xxspltib_<mode>_split): New insn to load up constants with
5402 XXSPLTIB and a sign extend instruction.
5403 (vsx_mov<mode>): Replace single move that handled all vector types
5404 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5405 moves (when -mvsx-timode is in effect) into the main vector
5406 moves. Eliminate separate moves for <VSr> <VSa>, where the
5407 preferred register class (<VSr>) is listed first, and the
5408 secondary register class (<VSa>) is listed second with a '?' to
5409 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5410 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5411 that if the register was involved in a slow operation, the
5412 clear/set operation does not wait for the slow operation to
5413 finish. Adjust the length attributes for 32-bit mode. Use
5414 rs6000_output_move_128bit and drop the use of the string
5415 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5416 spacing so that the alternatives and attributes don't generate
5417 long lines, and put things in columns, so that it is easier to
5418 match up the operands and attributes with the insn alternatives.
5419 (vsx_mov<mode>_64bit): Likewise.
5420 (vsx_mov<mode>_32bit): Likewise.
5421 (vsx_movti_64bit): Fold movti into normal vector moves.
5422 (vsx_movti_32bit): Likewise.
5423 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5425 (vsx_splat_v4si_internal): Likewise.
5426 (vsx_splat_v4sf_internal): Likewise.
5427 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5428 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5429 extend vector elements.
5430 (vsx_sign_extend_hi_<mode>): Likewise.
5431 (vsx_sign_extend_si_v2di): Likewise.
5432 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5434 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5435 constraints. Add trailing period to wL documentation.
5437 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5440 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5441 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5442 * tree-call-cdce.c: Include tree-dfa.h.
5443 (can_guard_call_p): New function, extracted from...
5444 (can_use_internal_fn): ...here.
5445 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5447 (shrink_wrap_one_built_in_call): Likewise.
5448 (use_internal_fn): Likewise.
5449 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5450 and return void. Call replace_abnormal_ssa_names.
5451 (pass_call_cdce::execute): Check can_guard_call_p during the
5452 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5453 will always change something.
5455 2016-05-18 Martin Jambor <mjambor@suse.cz>
5458 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5459 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5461 2016-05-18 Martin Jambor <mjambor@suse.cz>
5464 * ipa-inline.h (condition): New field size.
5465 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5466 for comaprison and store it into the new condition.
5467 (evaluate_conditions_for_known_args): Use condition size to check
5468 access sizes for all but CHANGED conditions.
5469 (unmodified_parm_1): New parameter size_p, store access size into it.
5470 (unmodified_parm): Likewise.
5471 (unmodified_parm_or_parm_agg_item): Likewise.
5472 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5473 (set_cond_stmt_execution_predicate): Extract access sizes and store
5475 (set_switch_stmt_execution_predicate): Likewise.
5476 (will_be_nonconstant_expr_predicate): Likewise.
5477 (will_be_nonconstant_predicate): Likewise.
5478 (inline_read_section): Stream condition size.
5479 (inline_write_summary): Likewise.
5481 2016-05-18 Richard Biener <rguenther@suse.de>
5483 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5484 condition cost to PHI cost instead of total_cost.
5486 2016-05-18 Martin Liska <mliska@suse.cz>
5489 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5492 2016-05-18 Richard Biener <rguenther@suse.de>
5494 * lto-streamer.h (LTO_major_version): Bump to 6.
5496 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5498 * function.c (make_split_prologue_seq, make_prologue_seq,
5499 make_epilogue_seq): New functions, factored out from...
5500 (thread_prologue_and_epilogue_insns): Here.
5502 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5504 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5505 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5506 of before. Add a comment.
5508 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5510 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5511 expression pointer, not pointer to the pointer.
5513 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5515 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5516 (avx2_pbroadcast<mode>): Add another alternative with v instead
5517 of x constraints in it, using <pbroadcast_evex_isa> isa.
5518 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5520 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5521 constraint x instead of v in second alternative, add avx512bw
5524 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5525 constraint x instead of v in second alternative, add avx512bw
5528 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5529 constraint x instead of v in second alternative, add avx512bw
5532 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5533 avx512bw alternative.
5535 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5537 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5539 (define_insn "*andnottf3"): Ditto.
5540 (define_insn "*<code><mode>3"/any_logic): Ditto.
5541 (define_insn "*<code>tf3"/any_logic): Ditto.
5542 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5543 operand to block AVX-512VL insn variant emit when it is not enabled.
5545 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5547 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5548 constraint fot SF mode.
5550 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5551 Kirill Yukhin <kirill.yukhin@intel.com>
5553 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5555 (define_insn "rsqrt14<mode>"): Ditto.
5556 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5557 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5558 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5559 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5560 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5562 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5563 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5564 * config/i386/i386.c (ix86_print_operand): Expand check for size
5565 override codes for Intel syntax.
5567 2016-05-18 Richard Biener <rguenther@suse.de>
5569 PR tree-optimization/71168
5570 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5571 initialization earlier.
5573 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5575 * config/aarch64/aarch64-simd.md
5576 (aarch64_reduc_plus_internal<mode>): Rename to...
5577 (reduc_plus_scal): ...This, and remove previous implementation.
5579 2016-05-18 Richard Biener <rguenther@suse.de>
5581 * passes.def: Put late dse and cd_dce in canonical order.
5583 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5585 * ipa-inline-transform.c (preserve_function_body_p): Look for
5586 first non-thunk clone.
5587 (save_function_body): Save into first non-thunk.
5588 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5590 (lto_output_node): Inline thunks don't need body in every
5592 * lto-streamer-in.c: Do not fixup thunk clones.
5593 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5595 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5598 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5601 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5602 (reassociate_bb): Call transform_add_to_multiply.
5604 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5606 * config/aarch64/aarch64.c (all_extensions): Removed unused
5609 2016-05-17 Nathan Sidwell <nathan@acm.org>
5611 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5612 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5614 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5616 PR tree-optimization/54579
5618 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5620 2016-05-17 Marek Polacek <polacek@redhat.com>
5623 * tree-inline.c (expand_call_inline): Call
5624 maybe_remove_unused_call_args.
5626 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5628 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5629 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5630 * doc/md.texi (fmin@var{m}3): Likewise.
5632 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5634 * match.pd (X & C): New transformation.
5636 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5638 * match.pd (~X & Y): New transformation.
5640 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5642 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5643 information for new SSA_NAME.
5644 (simplify_conversion_using_ranges): Get range through get_range_info
5645 instead of get_value_range.
5647 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5649 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5650 Remove inline assembly.
5651 (vmvn_s16): Likewise.
5652 (vmvn_s32): Likewise.
5653 (vmvn_u8): Likewise.
5654 (vmvn_u16): Likewise.
5655 (vmvn_u32): Likewise.
5656 (vmvnq_s8): Likewise.
5657 (vmvnq_s16): Likewise.
5658 (vmvnq_s32): Likewise.
5659 (vmvnq_u8): Likewise.
5660 (vmvnq_u16): Likewise.
5661 (vmvnq_u32): Likewise.
5662 (vmvn_p8): Likewise.
5663 (vmvnq_p16): Likewise.
5665 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5667 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5669 (vmul_n_s16): Likewise.
5670 (vmul_n_s32): Likewise.
5671 (vmul_n_u16): Likewise.
5672 (vmul_n_u32): Likewise.
5673 (vmulq_n_f32): Likewise.
5674 (vmulq_n_f64): Likewise.
5675 (vmulq_n_s16): Likewise.
5676 (vmulq_n_s32): Likewise.
5677 (vmulq_n_u16): Likewise.
5678 (vmulq_n_u32): Likewise.
5680 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5682 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5683 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5685 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5687 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5688 to *aarch64_fma4_elt_from_dup<mode>.
5689 (*aarch64_fnma4_elt_to_128df): Rename to
5690 *aarch64_fnma4_elt_from_dup<mode>.
5691 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5692 (vfms_n_f32): Likewise.
5693 (vfms_n_f64): Likewise.
5694 (vfmsq_n_f32): Likewise.
5695 (vfmsq_n_f64): Likewise.
5697 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5699 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5701 2016-05-17 Richard Biener <rguenther@suse.de>
5703 PR tree-optimization/71132
5704 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
5705 Only add control dependences for blocks in the loop.
5706 (build_rdg): Adjust.
5707 (generate_code_for_partition): Return whether loop should
5708 be destroyed and delay that.
5709 (distribute_loop): Likewise.
5710 (pass_loop_distribution::execute): Record loops to be destroyed
5711 and perform delayed destroying of loops.
5713 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5716 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
5718 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5720 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
5722 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
5725 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
5726 insertion point for instructions generated by validize_mem.
5728 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5730 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
5733 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5735 * config/aarch64/aarch64.c
5736 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
5737 rather than a macro.
5739 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5741 * doc/invoke.texi (AArch64 Options): Various updates.
5743 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5745 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
5746 into instrumentation thunks.
5747 * cif-code.def (CIF_CHKP): New.
5749 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
5751 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
5753 2016-05-16 Martin Jambor <mjambor@suse.cz>
5755 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
5756 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
5758 2016-05-16 Marek Polacek <polacek@redhat.com>
5760 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
5763 2016-05-16 Martin Jambor <mjambor@suse.cz>
5766 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
5767 the outlined kernel function.
5769 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
5771 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
5772 (ISA_HAS_DLSA): Ditto.
5774 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5776 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
5778 2016-05-16 Nathan Sidwell <nathan@acm.org>
5780 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
5781 (nvptx_name_replacement): Restore. Add comment.
5782 (write_fn_proto, write_fn_proto_from_insn,
5783 nvptx_output_call_insn): Restore
5784 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
5786 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5788 * config/aarch64/aarch64.md
5789 (add<mode>3_compareC_cconly_imm): Remove use of %w.
5790 (add<mode>3_compareC_imm): Likewise.
5791 (<optab>si3_uxtw): Split into register and immediate variants.
5792 (andsi3_compare0_uxtw): Likewise.
5793 (and<mode>3_compare0): Likewise.
5794 (and<mode>3nr_compare0): Likewise.
5795 (stack_protect_test_<mode>): Don't use %x for memory operands.
5797 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5799 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
5801 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5803 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
5804 Split integer shifts into shift_reg and bfm.
5805 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5806 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5807 (ror<mode>3_insn): Likewise.
5808 (<optab>si3_insn_uxtw): Likewise.
5809 (<optab><mode>3_insn): Change to rotate_imm.
5810 (extr<mode>5_insn_alt): Likewise.
5811 (extrsi5_insn_uxtw): Likewise.
5812 (extrsi5_insn_uxtw_alt): Likewise.
5814 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5816 * doc/tm.texi: Regenerate.
5817 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
5818 (TARGET_INVALID_RETURN_TYPE): Remove.
5819 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
5820 TARGET_INVALID_RETURN_TYPE.
5821 * target.def (invalid_parameter_type): Remove.
5822 (invalid_return_type): Remove.
5824 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5826 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
5827 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
5829 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
5831 (preserve_function_body_p): No need to preserve function body
5832 * cif-codes.def (CIF_THUNK): Remove.
5833 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
5835 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5837 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
5839 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5841 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
5844 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5846 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
5847 (inline_small_functions): Do not look for function symbol when
5850 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5852 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
5855 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5856 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5857 Jiong Wang <jiong.wang@arm.com>
5859 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
5860 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
5861 Define __ARM_FP16_ARGS when appropriate.
5862 * config/arm/arm.c (arm_invalid_parameter_type): Remove
5864 (arm_invalid_return_type): Likewise.
5865 (TARGET_INVALID_PARAMETER_TYPE): Remove.
5866 (TARGET_INVALID_RETURN_TYPE): Remove.
5867 (aapcs_vfp_sub_candidate): Allow HFmode.
5868 (aapcs_vfp_allocate): Add comment. Support HFmode.
5869 (aapcs_vfp_allocate_return_reg): Likewise.
5870 (struct aapcs_cp_arg_layout): Slightly reword comments for
5871 is_return_candidate and allocate_return_reg.
5872 (output_mov_vfp): Update assert.
5873 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
5875 (arm_invalid_parameter_type): Remove.
5876 (amr_invalid_return_type): Remove.
5877 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
5878 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
5879 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
5881 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
5883 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
5884 * config/aarch64/arch64-protos.h
5885 (aarch64_legitimize_reload_address): Remove.
5886 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
5889 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
5891 * configure.ac: Add ACX_NONCANONICAL_HOST.
5892 * configure: Regenerate.
5893 * Makefile.in: Set host_noncanonical.
5895 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
5898 * config/i386/i386.md (*movtf_internal): Before register allocation,
5899 do not allow FP constants for CM_MEDIUM memory model, allow only
5900 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
5901 (*movxf_internal): Ditto.
5902 (*movdf_internal): Ditto.
5903 (*movsf_internal): Ditto.
5905 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
5907 PR rtl-optimization/67483
5908 * combine.c (make_compound_operation): Don't call extract_left_shift
5909 with negative shift amounts.
5911 2016-05-13 Jakub Jelinek <jakub@redhat.com>
5914 * fold-const.c (fold_checksum_tree): Allow modification
5915 of TYPE_ALIAS_SET during folding.
5917 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
5918 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
5919 (ix86_split_to_parts): Likewise. Fix up formatting.
5921 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
5923 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
5924 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
5927 2016-05-13 Nathan Sidwell <nathan@acm.org>
5929 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
5930 (nvptx_name_replacement): Delete.
5931 (write_fn_proto, write_fn_proto_from_insn,
5932 nvptx_output_call_insn): Remove nvptx_name_replacement call.
5933 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
5934 * langhooks.c (add_builtin_funcction_common): Call
5935 targetm.mangle_decl_assembler_name.
5937 * config/nvptx/nvptx.c (write_fn_proto): Handle
5938 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
5940 2016-05-13 Martin Liska <mliska@suse.cz>
5942 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
5943 and PRIu64 in printf format.
5945 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5947 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
5950 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5952 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5953 Change --param max-completely-peeled-times to
5954 --param max-completely-peel-times in dump file printing.
5956 2016-05-13 Richard Biener <rguenther@suse.de>
5958 PR tree-optimization/42587
5959 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
5960 (find_bswap_or_nop_1): Likewise.
5961 (bswap_replace): Likewise.
5963 2016-05-13 Martin Liska <mliska@suse.cz>
5965 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
5966 Initialize a variable with default value.
5968 2016-05-13 Martin Liska <mliska@suse.cz>
5970 * doc/invoke.texi: Enhance explanation of error recovery
5973 2016-05-13 Martin Liska <mliska@suse.cz>
5975 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
5976 (struct cost_pair): Change inv_expr_id (int) to inv_expr
5977 (iv_inv_expr_ent *).
5978 (struct iv_inv_expr_ent): Comment struct fields.
5979 (sort_iv_inv_expr_ent): New function.
5980 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
5981 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
5982 a hash_map between iv_inv_expr_ent and number of usages.
5983 (niter_for_exit): Fix coding style.
5984 (tree_ssa_iv_optimize_init): Use renamed variable.
5985 (determine_base_object): Fix coding style.
5986 (alloc_iv): Likewise.
5987 (find_interesting_uses_outside): Likewise.
5988 (add_candidate_1): Likewise.
5989 (add_standard_iv_candidates): Likewise.
5990 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
5991 (prepare_decl_rtl): Fix coding style.
5992 (get_address_cost): Likewise.
5993 (get_shiftadd_cost): Likewise.
5994 (force_expr_to_var_cost): Likewise.
5995 (compare_aff_trees): Likewise.
5996 (get_expr_id): Restructure the function.
5997 (get_loop_invariant_expr_id): Renamed to
5998 get_loop_invariant_expr.
5999 (get_computation_cost_at): Replace usage of inv_expr_id with
6001 (get_computation_cost): Likewise.
6002 (determine_group_iv_cost_generic): Likewise.
6003 (determine_group_iv_cost_address): Likewise.
6004 (iv_period): Fix coding style.
6005 (iv_elimination_compare_lt): Likewise.
6006 (may_eliminate_iv): Likewise.
6007 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6009 (determine_group_iv_costs): Dump invariant expressions.
6010 (iv_ca_recount_cost): Use the newly added hash_map.
6011 (iv_ca_set_remove_invariants): Fix coding style.
6012 (iv_ca_set_add_invariants): Fix coding style.
6013 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6015 (iv_ca_set_cp): Likewise.
6016 (iv_ca_new): Initialize the newly added hash_map and remove
6017 initialization of fields.
6018 (iv_ca_free): Delete the hash_map.
6019 (iv_ca_dump): Dump invariant expressions.
6020 (iv_ca_extend): Fix coding style.
6021 (try_add_cand_for): Likewise.
6022 (create_new_ivs): Dump information about # of avg iterations and
6023 # of used invariant expressions.
6024 (rewrite_use_compare): Fix coding style.
6025 (free_loop_data): Set default value for max_inv_expr_id.
6027 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6029 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6030 returned value cse_cfg_altered computation.
6031 (rest_of_handle_cse2): Likewise.
6032 (rest_of_handle_cse_after_global_opts): Likewise.
6034 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6037 * config/arm/arm.c (arm32_output_mi_thunk): New.
6038 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6039 to split Thumb1 vs TARGET_32BIT functionality.
6040 (arm_thumb1_mi_thunk): New.
6042 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6044 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6047 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6050 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6052 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6054 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6055 (expand_builtin_trap): Emit a regular call.
6056 (set_builtin_user_assembler_name): Remove obsolete cases.
6057 * dse.c (scan_insn): Adjust.
6058 * except.c: Include calls.h.
6059 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6060 emit a regular call to setjmp.
6061 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6062 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6063 (emit_block_move_via_libcall): Delete.
6064 (block_move_fn): Delete.
6065 (init_block_move_fn): Likewise.
6066 (emit_block_move_libcall_fn): Likewise.
6067 (emit_block_op_via_libcall): New function.
6068 (set_storage_via_libcall): Tidy up and use memset builtin.
6069 (block_clear_fn): Delete.
6070 (init_block_clear_fn): Likewise.
6071 (clear_storage_libcall_fn): Likewise.
6072 (expand_assignment): Call emit_block_move_via_libcall.
6073 Do not include gt-expr.h.
6074 * expr.h (emit_block_op_via_libcall): Declare.
6075 (emit_block_copy_via_libcall): New inline function.
6076 (emit_block_move_via_libcall): Likewise.
6077 (emit_block_comp_via_libcall): Likewise.
6078 (block_clear_fn): Delete.
6079 (init_block_move_fn): Likewise.
6080 (init_block_clear_fn): Likewise.
6081 (emit_block_move_via_libcall): Likewise.
6082 (set_storage_via_libcall): Add default parameter value.
6083 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6084 (abort_libfunc): Delete.
6085 (memcpy_libfunc): Likewise.
6086 (memmove_libfunc): Likewise.
6087 (memcmp_libfunc): Likewise.
6088 (memset_libfunc): Likewise.
6089 (setbits_libfunc): Likewise.
6090 (setjmp_libfunc): Likewise.
6091 (longjmp_libfunc): Likewise.
6092 (profile_function_entry_libfunc): Likewise.
6093 (profile_function_exit_libfunc): Likewise.
6094 (gcov_flush_libfunc): Likewise.
6095 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6096 and DECL_VISIBILITY on the declaration.
6097 (init_optabs): Do not initialize obsolete libfuncs.
6098 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6099 * tree-core.h (ECF_RET1): Define.
6100 (ECF_TM_PURE): Adjust.
6101 (ECF_TM_BUILTIN): Likewise.
6102 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6103 (build_common_builtin_nodes): Initialize abort builtin.
6104 Add ECF_RET1 on memcpy, memmove and memset builtins.
6105 Pass final flags for alloca and alloca_with_align builtins.
6106 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6108 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6109 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6110 set_storage_via_libcall and call emit_block_copy_via_libcall.
6112 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6114 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6115 DImode before it is passed to ix86_output_call_operand.
6116 (*call_value_got_x32): Ditto for operand 1.
6118 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6120 PR rtl-optimization/70904
6121 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6122 reload for wide mode.
6124 2016-05-12 Marek Polacek <polacek@redhat.com>
6127 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6128 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6129 * langhooks.h (incomplete_type_error): Likewise.
6130 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6131 parameter, pass it down to incomplete_type_error.
6132 * tree.h (size_in_bytes): New inline overload.
6133 (size_in_bytes_loc): Renamed from size_in_bytes.
6135 2016-05-12 Richard Biener <rguenther@suse.de>
6137 PR tree-optimization/71059
6138 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6139 nary before looking up or entering the expression into the VN
6141 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6142 Make sure to re-use NARYs without result as inserted by
6145 2016-05-12 Richard Biener <rguenther@suse.de>
6147 PR tree-optimization/71062
6148 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6150 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6151 vars_contains_restrict if the var is a restrict tag.
6152 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6153 do not disambiguate pointers against it.
6154 (dump_points_to_solution): Re-structure and adjust for new
6155 vars_contains_restrict flag.
6156 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6158 2016-05-12 Martin Liska <mliska@suse.cz>
6160 * doc/invoke.texi: Explain connection between
6161 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6163 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6165 PR tree-optimization/71006
6166 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6167 consider COND_EXPR as a mask producer.
6169 2016-05-12 Marek Polacek <polacek@redhat.com>
6172 * opts.c (common_handle_option): Detect missing argument for --help^.
6174 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6177 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6178 when popping the PC and within an interrupt handler routine.
6179 Add missing tab to output of "ldmfd".
6180 (output_return_instruction): Output LDMFD with SP update rather
6181 than POP when returning from interrupt handler.
6183 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6185 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6186 TARGET_64BIT && TARGET_AVX512DQ.
6187 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6188 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6189 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6190 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6191 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6192 (*vec_extractv4si_zext): Add avx512dq alternative.
6193 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6194 use v instead of x constraint in other alternatives where possible.
6196 * config/i386/sse.md (sse2_loadld): Use v instead of x
6197 constraint in alternatives 0,1,4.
6199 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6200 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6201 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6204 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6205 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6206 is not emitted unless TARGET_AVX512BW.
6207 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6208 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6209 for the result operand.
6211 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6212 constraint instead of x in avx alternatives. Use maybe_evex instead
6215 * config/i386/constraints.md (Yv): New constraint.
6216 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6217 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6218 * config/i386/i386.md (avx512fvecmode): New mode attr.
6219 (*pushtf): Use v constraint instead of x.
6220 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6221 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6222 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6223 (*absnegtf2_sse): Likewise.
6224 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6225 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6226 avx512f alternatives.
6227 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6229 2016-05-12 Richard Biener <rguenther@suse.de>
6231 PR tree-optimization/71060
6232 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6233 require exact match of DR_BASE_OBJECT but only matching address and
6236 2016-05-12 Richard Biener <rguenther@suse.de>
6238 PR tree-optimization/70986
6239 * cfganal.c: Include cfgloop.h.
6240 (dfs_find_deadend): Prefer to take edges exiting loops.
6242 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6244 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6245 compile and run time.
6247 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6250 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6252 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6254 * config/i386/i386.c (legitimize_pic_address): Use
6255 copy_to_suggested_reg instead of gen_movsi.
6257 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6259 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6260 the code into quad_address_p and call it to share code with
6261 vsx_quad_dform_memory_operand.
6262 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6264 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6265 bit instead of being a separate word. Split -mpower9-dform into
6266 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6267 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6268 for the register class supporting 128-bit quad word memory offsets.
6269 (mode_supports_vsx_dform_quad): Helper function to return if the
6270 register class uses quad word memory offsets.
6271 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6272 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6273 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6274 instructions are enabled, set up the appropriate addr_masks for
6276 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6277 -mpower9-dform-scalar, instead of -mpower9-dform.
6278 (rs6000_option_override_internal): Split -mpower9-dform into two
6279 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6280 -mpower9-dform switch sets or clears both. If we are not using
6281 the LRA register allocator, do not enable -mpower9-dform-vector by
6282 default. If we are using LRA, enable -mpower9-dform-vector and
6283 -mvsx-timode if it is appropriate. Issue a warning if either
6284 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6286 (quad_address_offset_p): New helper function to return if the
6287 offset is legal for quad word memory instructions.
6288 (quad_address_p): New function to determin if GPR or vector
6289 register quad word memory addresses are legal.
6290 (mem_operand_gpr): Validate quad word address offsets.
6291 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6292 d-form (register + offset) instructions.
6293 (offsettable_ok_by_alignment): Likewise.
6294 (rs6000_legitimate_offset_address_p): Likewise.
6295 (legitimate_lo_sum_address_p): Likewise.
6296 (rs6000_legitimize_address): Likewise.
6297 (rs6000_legitimize_reload_address): Add more debug statements for
6299 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6300 d-form instructions.
6301 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6302 d-form instructions. Distinguish different cases in debug
6303 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6304 d-form instructions.
6305 (rs6000_preferred_reload_class): Likewise.
6306 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6307 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6308 of the ISA 2.06 indexed memory instructions.
6309 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6310 use them to save/restore the saved vector registers instead of
6311 using Altivec instructions.
6312 (rs6000_emit_epilogue): Likewise.
6313 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6314 (rs6000_opt_masks): Split -mpower9-dform into
6315 -mpower9-dform-scalar and -mpower9-dform-vector.
6316 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6318 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6319 ISA 3.0 vector indexed memory instructions, and fold the code into
6320 the normal mov<mode> patterns.
6321 (p9_vecstore_<mode>): Likewise.
6322 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6324 (vsx_movti_64bit): Likewise.
6325 (vsx_movti_32bit): Likewise.
6326 * config/rs6000/constraints.md (wO constraint): New constraint for
6327 ISA 3.0 vector d-form support.
6328 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6329 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6330 include -mpower9-dform-vector until we switch over to LRA.
6331 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6332 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6333 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6334 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6335 for -mpower9-dform and -mlra.
6336 * doc/md.texi (wO constraint): Document wO constraint.
6338 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6340 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6341 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6342 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6343 Move handling of non-insn arguments inline into the sole user:
6344 (output_trans_func): ...here.
6345 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6346 in emitted function prototype.
6347 (output_internal_insn_latency_func): Ditto. Simplify.
6348 (output_internal_maximal_insn_latency_func): Ditto. Delete
6349 always-unused argument.
6350 (output_insn_latency_func): Ditto.
6351 (output_maximal_insn_latency_func): Ditto.
6353 2016-05-11 Richard Biener <rguenther@suse.de>
6355 PR tree-optimization/71055
6356 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6357 sth with precision not equal to access size verify we don't chop
6360 2016-05-11 Richard Biener <rguenther@suse.de>
6363 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6364 (dwarf2out_finish): Move retry_incomplete_types call ...
6365 (dwarf2out_early_finish): ... here.
6367 2016-05-11 Richard Biener <rguenther@suse.de>
6370 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6371 if the langhook insists on it.
6372 * fold-const.c (make_bit_field_ref): Add arg for the original
6373 reference and preserve its alias-set.
6374 (decode_field_reference): Take exp by reference and adjust it
6375 to the original memory reference.
6376 (optimize_bit_field_compare): Adjust callers.
6377 (fold_truth_andor_1): Likewise.
6378 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6380 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6383 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6384 * cfgrtl.c (delete_insn_and_edges): Likewise.
6385 * config/i386/i386.c (convert_scalars_to_vector): Remove
6387 * cse.c (cse_insn): Compute cse_cfg_altered.
6388 (delete_trivially_dead_insns): Likewise.
6389 (cse_cc_succs): Likewise.
6390 (rest_of_handle_cse): Free dominance info if required.
6391 (rest_of_handle_cse2): Likewise.
6392 (rest_of_handle_cse_after_global_opts): Likewise.
6394 2016-05-11 Alan Modra <amodra@gmail.com>
6396 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6397 abi_v4_pass_in_fpr): New functions.
6398 (rs6000_function_arg_boundary): Exclude complex IBM long double
6399 from 64-bit alignment when ABI_V4.
6400 (rs6000_function_arg, rs6000_function_arg_advance_1,
6401 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6403 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6405 PR rtl-optimization/71028
6406 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6407 jump with just a return in the fallthrough block if the branch
6408 block contains just a return as well.
6410 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6412 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6413 * match.pd ((X & Y) ^ Y): ... this.
6414 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6415 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6417 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6419 * read-md.c (require_char_ws): New function.
6420 (read_string): Simplify using require_char_ws.
6421 (handle_constants): Likewise.
6422 (handle_enum): Likewise.
6423 (handle_file): Likewise.
6424 * read-md.h (require_char_ws): New declaration.
6425 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6426 (read_mapping): Likewise.
6427 (read_rtx_code): Likewise.
6428 (read_nested_rtx): Likewise.
6430 2016-05-10 James Norris <jnorris@codesourcery.com>
6432 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6433 if offloading is enabled and -fopenacc or -fopenmp is specified.
6434 (CRTOFFLOADEND): Likewise.
6435 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6436 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6438 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6440 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6441 gotoff_operand code paths. Use copy_to_suggested_regs and
6442 expand_simple_binop where appropriate. Cleanup.
6444 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6447 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6449 (dimode_scalar_chain::vector_const_cost): New.
6450 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6451 (dimode_scalar_chain::convert_op): Likewise.
6452 (dimode_scalar_chain::convert_insn): Likewise.
6454 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6456 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6457 unary operation, not a binary one.
6459 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6462 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6463 calls with type casted fndecl.
6465 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6467 PR tree-optimization/70786
6468 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6469 * calls.c (initialize_argument_information): Bind bounds
6470 with corresponding args passed by reference.
6472 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6475 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6476 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6477 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6480 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6483 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6484 code for a zero scale factor.
6485 (vsx_xvcvdpuxds_scale): Likewise.
6487 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6489 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6490 if show_ruler_p was set on the context.
6491 (layout::show_ruler): New method.
6492 * diagnostic.h (struct diagnostic_context): Add field
6495 2016-05-10 Richard Biener <rguenther@suse.de>
6497 PR tree-optimization/71039
6498 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6499 (chk_uses): New function.
6500 (propagate_with_phi): Verify we can safely replicate the lhs of an
6501 aggregate assignment on all incoming edges.
6503 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6505 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6507 (rx_atomic_sequence): New class.
6508 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6509 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6511 (rx_atomic_sequence::rx_atomic_sequence,
6512 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6513 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6514 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6515 CTRLREG_INTB): New constants.
6516 (FETCHOP): New code iterator.
6517 (fethcop_name, fetchop_name2): New iterator code attributes.
6518 (QIHI): New mode iterator.
6519 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6520 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6521 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6523 2016-05-10 Martin Liska <mliska@suse.cz>
6525 * tree-inline.c (remap_dependence_clique): Do not remap
6526 debugging statements.
6528 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6530 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6531 ("*fixuns_truncdfdi2_z13")
6532 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6533 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6534 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6536 2016-05-10 Richard Biener <rguenther@suse.de>
6538 PR tree-optimization/70497
6539 PR tree-optimization/28367
6540 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6542 (visit_reference_op_load): ... here.
6543 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6544 with simplified BIT_FIELD_REFs.
6545 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6546 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6549 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6551 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6552 documentation comment. For BLOCK nodes, add a
6553 DW_AT_abstract_origin attribute that points to the DIE generated
6554 for the origin BLOCK.
6555 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6556 blocks from inlined functions.
6558 2016-05-10 Alan Modra <amodra@gmail.com>
6561 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6562 regrename modifying insns saving lr before __morestack call.
6563 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6564 insns restoring lr after __morestack call.
6566 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6568 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6569 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6571 * config/i386/sse.md (vec_interleave_high<mode>,
6572 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6573 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6575 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6577 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6578 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6579 parallel reassociation for power8 and forward.
6581 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6583 * config/i386/i386.md (absneg splitters with general regs): Use
6584 general_reg_operand predicate.
6585 (btsq peephole2): Use x86_64_immediate_operand to check if new
6586 value is suitable for immediate operand. Generate emitted insn
6587 using RTL expressions.
6588 (btcq peephole2): Ditto.
6589 (btrq peephole2): Ditto. Generate correct immediate operand
6592 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6594 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6597 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6599 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6600 pointer dereference.
6602 2016-05-09 Richard Biener <rguenther@suse.de>
6604 PR tree-optimization/70985
6605 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6606 op0 isn't a gimple register.
6608 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6610 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6611 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6612 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6613 (i6400_fpu_mult): New cpu units.
6614 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6615 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6616 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6617 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6618 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6619 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6620 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6621 (i6400_msa_long_float4, i6400_msa_long_float5)
6622 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6623 (i6400_msa_fdiv_sf): New reservations.
6624 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6625 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6626 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6627 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6628 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6629 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6630 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6631 (msa_short_store4, msa_long_load, msa_short_store)
6632 (msa_long_logic, msa_long_float2, msa_long_float4)
6633 (msa_long_float5, msa_long_float8, msa_long_mult)
6634 (msa_long_fdiv, msa_long_div): New reservations.
6636 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6637 Sameera Deshpande <sameera.deshpande@imgtec.com>
6638 Matthew Fortune <matthew.fortune@imgtec.com>
6639 Graham Stott <graham.stott@imgtec.com>
6640 Chao-ying Fu <chao-ying.fu@imgtec.com>
6642 * config.gcc: Add MSA header file for mips*-*-* target.
6643 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6644 (Ubv8i, Urv8): New constraints.
6645 * config/mips/mips-ftypes.def: Add function types for MSA
6647 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6648 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6649 * config/mips/mips-msa.md: New file.
6650 * config/mips/mips-protos.h
6651 (mips_split_128bit_const_insns): New prototype.
6652 (mips_msa_idiv_insns): Likewise.
6653 (mips_split_128bit_move): Likewise.
6654 (mips_split_128bit_move_p): Likewise.
6655 (mips_split_msa_copy_d): Likewise.
6656 (mips_split_msa_insert_d): Likewise.
6657 (mips_split_msa_fill_d): Likewise.
6658 (mips_expand_msa_branch): Likewise.
6659 (mips_const_vector_same_val_p): Likewise.
6660 (mips_const_vector_same_bytes_p): Likewise.
6661 (mips_const_vector_same_int_p): Likewise.
6662 (mips_const_vector_shuffle_set_p): Likewise.
6663 (mips_const_vector_bitimm_set_p): Likewise.
6664 (mips_const_vector_bitimm_clr_p): Likewise.
6665 (mips_msa_vec_parallel_const_half): Likewise.
6666 (mips_msa_output_division): Likewise.
6667 (mips_ldst_scaled_shift): Likewise.
6668 (mips_expand_vec_cond_expr): Likewise.
6669 * config/mips/mips.c (enum mips_builtin_type): Add
6670 MIPS_BUILTIN_MSA_TEST_BRANCH.
6671 (mips_gen_const_int_vector_shuffle): New prototype.
6672 (mips_const_vector_bitimm_set_p): New function.
6673 (mips_const_vector_bitimm_clr_p): Likewise.
6674 (mips_const_vector_same_val_p): Likewise.
6675 (mips_const_vector_same_bytes_p): Likewise.
6676 (mips_const_vector_same_int_p): Likewise.
6677 (mips_const_vector_shuffle_set_p): Likewise.
6678 (mips_symbol_insns): Forbid loading symbols via immediate for
6680 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6682 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6684 (mips_lx_address_p): Add support load indexed address for MSA.
6685 (mips_address_insns): Add calculation of instructions needed for
6686 stores and loads for MSA.
6687 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6688 CONST_VECTOR for MSA and let it fall through.
6689 (mips_ldst_scaled_shift): New function.
6690 (mips_subword_at_byte): Likewise.
6691 (mips_msa_idiv_insns): Likewise.
6692 (mips_legitimize_move): Validate MSA moves.
6693 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6694 calculation of costs for MSA division.
6695 (mips_split_move_p): Check if MSA moves need splitting.
6696 (mips_split_move): Split MSA moves if necessary.
6697 (mips_split_128bit_move_p): New function.
6698 (mips_split_128bit_move): Likewise.
6699 (mips_split_msa_copy_d): Likewise.
6700 (mips_split_msa_insert_d): Likewise.
6701 (mips_split_msa_fill_d): Likewise.
6702 (mips_output_move): Handle MSA moves.
6703 (mips_expand_msa_branch): New function.
6704 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
6705 Reinstate 'y' modifier.
6706 (mips_file_start): Add MSA .gnu_attribute.
6707 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
6709 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
6710 (mips_class_max_nregs): Add register size for MSA supported mode.
6711 (mips_cannot_change_mode_class): Allow conversion between MSA
6712 vector modes and TImode.
6713 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
6715 (mips_secondary_reload_class): Force MSA loads/stores via memory.
6716 (mips_preferred_simd_mode): Add preffered modes for MSA.
6717 (mips_vector_mode_supported_p): Add MSA supported modes.
6718 (mips_autovectorize_vector_sizes): New function.
6719 (mips_msa_output_division): Likewise.
6720 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
6721 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
6722 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
6723 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
6724 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
6725 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
6726 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
6727 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
6728 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
6729 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
6730 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
6731 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
6732 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
6733 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
6734 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
6735 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
6736 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
6737 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
6738 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
6739 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
6740 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
6741 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
6742 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
6743 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
6744 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
6745 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
6746 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
6747 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
6748 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
6749 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
6750 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
6751 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
6752 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
6753 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
6754 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
6755 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
6756 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
6757 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
6758 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
6759 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
6760 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
6761 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
6762 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
6763 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
6764 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6765 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6766 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6767 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6768 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6769 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6770 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6771 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6772 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
6773 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
6774 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
6775 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
6776 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
6777 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
6778 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
6779 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
6780 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
6781 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
6782 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
6783 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
6784 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
6785 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
6786 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
6787 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
6788 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
6789 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
6790 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
6791 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
6792 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
6793 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
6794 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
6795 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
6796 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
6797 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
6798 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
6799 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
6800 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
6801 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
6802 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
6803 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
6804 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
6805 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
6806 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
6807 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
6808 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
6809 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
6810 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
6811 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
6812 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
6813 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
6814 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
6815 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
6816 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
6817 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
6818 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
6819 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
6820 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
6821 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
6822 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
6823 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
6824 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
6825 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
6826 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
6827 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
6828 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
6829 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
6830 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
6831 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
6832 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
6833 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
6834 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
6835 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
6836 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
6837 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
6838 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
6839 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
6840 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
6841 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
6842 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
6843 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
6844 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
6845 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
6846 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
6847 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
6848 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
6849 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
6850 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
6851 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
6852 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
6853 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
6854 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
6855 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
6856 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
6857 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
6858 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
6859 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
6860 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
6861 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
6862 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
6863 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
6864 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
6865 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
6866 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
6867 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
6868 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
6869 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
6870 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
6872 (mips_get_builtin_decl_index): New array.
6873 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
6874 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
6875 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
6876 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
6877 (mips_init_builtins): Initialize mips_get_builtin_decl_index
6879 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6881 (mips_expand_builtin_insn): Prepare operands for
6882 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
6883 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
6884 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
6885 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
6886 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
6887 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
6888 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
6889 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
6890 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
6891 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
6892 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
6893 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
6894 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
6895 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
6896 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
6897 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
6898 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
6899 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
6900 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
6901 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
6902 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
6903 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
6904 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
6905 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
6906 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
6907 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
6908 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
6909 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
6910 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
6911 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
6912 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
6913 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
6914 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
6915 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
6916 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
6917 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
6918 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
6919 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
6920 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
6921 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
6922 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
6923 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
6924 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
6925 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
6926 These are set implicitly and an error is reported if overridden.
6927 (mips_expand_builtin_msa_test_branch): New function.
6928 (mips_expand_msa_shuffle): Likewise.
6929 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
6930 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
6931 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
6932 (mips_expand_vec_unpack): Add support for MSA.
6933 (mips_expand_vector_init): Likewise.
6934 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
6935 instead of const0_rtx.
6936 (mips_msa_vec_parallel_const_half): New function.
6937 (mips_gen_const_int_vector): Likewise.
6938 (mips_gen_const_int_vector_shuffle): Likewise.
6939 (mips_expand_msa_cmp): Likewise.
6940 (mips_expand_vec_cond_expr): Likewise.
6941 * config/mips/mips.h
6942 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
6943 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
6945 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
6946 (ISA_HAS_MSA): New macro.
6947 (UNITS_PER_MSA_REG): Likewise.
6948 (BITS_PER_MSA_REG): Likewise.
6949 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
6950 (MSA_REG_FIRST): New macro.
6951 (MSA_REG_LAST): Likewise.
6952 (MSA_REG_NUM): Likewise.
6953 (MSA_REG_P): Likewise.
6954 (MSA_REG_RTX_P): Likewise.
6955 (MSA_SUPPORTED_MODE_P): Likewise.
6956 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
6957 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
6958 * config/mips/mips.md: Include mips-msa.md.
6959 (alu_type): Add simd_add.
6960 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
6961 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
6962 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
6963 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
6964 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
6965 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
6966 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
6967 simd_move, simd_load, simd_store. Choose "multi" for moves
6969 (qword_mode): New attribute.
6970 (insn_count): Add instruction count for quad moves.
6971 Increase the count for MIPS SIMD division.
6972 (UNITMODE): Add UNITMODEs for vector types.
6973 (addsub): New code iterator.
6974 * config/mips/mips.opt (mmsa): New option.
6975 * config/mips/msa.h: New file.
6976 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
6978 * config/mips/mti-linux.h: Likewise.
6979 * config/mips/predicates.md
6980 (const_msa_branch_operand): New constraint.
6981 (const_uimm3_operand): Likewise.
6982 (const_uimm4_operand): Likewise.
6983 (const_uimm5_operand): Likewise.
6984 (const_uimm8_operand): Likewise.
6985 (const_imm5_operand): Likewise.
6986 (aq10b_operand): Likewise.
6987 (aq10h_operand): Likewise.
6988 (aq10w_operand): Likewise.
6989 (aq10d_operand): Likewise.
6990 (const_m1_operand): Likewise.
6991 (reg_or_m1_operand): Likewise.
6992 (const_exp_2_operand): Likewise.
6993 (const_exp_4_operand): Likewise.
6994 (const_exp_8_operand): Likewise.
6995 (const_exp_16_operand): Likewise.
6996 (const_vector_same_val_operand): Likewise.
6997 (const_vector_same_simm5_operand): Likewise.
6998 (const_vector_same_uimm5_operand): Likewise.
6999 (const_vector_same_uimm6_operand): Likewise.
7000 (const_vector_same_uimm8_operand): Likewise.
7001 (par_const_vector_shf_set_operand): Likewise.
7002 (reg_or_vector_same_val_operand): Likewise.
7003 (reg_or_vector_same_simm5_operand): Likewise.
7004 (reg_or_vector_same_uimm6_operand): Likewise.
7005 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7007 * doc/invoke.texi (-mmsa): Document new option.
7009 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7011 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7012 * configure: Regenerate.
7013 * config.in: Regenerate.
7014 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7016 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7017 (ENDFILE_VTV_SPEC): Define.
7019 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7021 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7022 registers in all interrupt handlers if necessary.
7023 (rl78_option_override): Add warning.
7024 (MUST_SAVE_MDUC_REGISTERS): New macro.
7025 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7026 * config/rl78/rl78.c (check_mduc_usage): New function.
7027 (mduc_regs): New structure to hold MDUC register data.
7028 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7029 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7030 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7031 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7032 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7033 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7035 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7037 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7038 (tree-ssa-loop-niter.h): Ditto.
7039 (idx_within_array_bound, ref_within_array_bound): New functions.
7040 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7041 Factor out check on writable base object to ...
7042 (base_object_writable): ... here.
7044 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7046 * config/arm/arm.md (probe_stack): Add modes to set source
7049 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7051 * regrename.c (base_reg_class_for_rename): New static function.
7052 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7054 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7056 * cgraph.c (thunk_adjust): Export.
7057 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7058 * cgraphunit.c (thunk_adjust): Export.
7059 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7061 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7063 * tree-inline.c (expand_call_inline): Expand thunks inline.
7065 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7068 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7069 (*sse2_vd_cvtss2sd): Ditto.
7070 * config/i386/i386.md
7071 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7072 Generate *sse2_vd_cvtsd2ss pattern.
7073 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7074 Generate *sse2_vd_cvtss2sd pattern.
7076 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7078 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7079 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7082 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7084 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7085 * config/sh/sh.c: Define and declare variables on first use throughout
7087 (current_function_interrupt): Change to bool type.
7088 (frame_insn): Rename to emit_frame_insn and update users.
7089 (push_regs): Use bool for 'interrupt_handler' argument.
7090 (save_schedule_s): Remove.
7091 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7092 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7093 targetm.asm_out.unaligned_op.di.
7094 (gen_far_branch): Remove redundant forward declaration.
7095 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7096 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7097 (sh_set_return_address, sh_function_ok_for_sibcall,
7098 scavenge_reg): Update comments.
7099 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7100 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7101 (sh_attr_renesas_p): Remove unnecessary parentheses.
7102 (branch_dest): Simplify.
7103 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7104 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7105 (CUMULATIVE_ARGS): Change macro to typedef.
7106 (current_function_interrupt): Change to bool type.
7107 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7108 Surround with __cplusplus ifdef.
7109 (sh_compare_op0, sh_compare_op1): Remove.
7110 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7112 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7114 * config/arm/arm.md: (arch): Add neon.
7115 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7116 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7117 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7118 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7119 attributes for alt renumbering. Mark alt 3 as non-predicable.
7120 (thumb2_movdf_vfp): Likewise.
7122 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7124 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7125 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7126 (*andqi_1): Add preferred_for_speed attribute to disparage
7127 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7128 (*<code>qi_1): Ditto.
7129 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7130 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7131 (*ashlqi3_1): Ditto.
7132 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7133 Add preferred_for_size attribute to disparage alternative 0 and
7134 preferred_for_speed attribute to disparage alternative 1 for
7135 TARGET_PARTIAL_REG_STALL targets.
7137 2016-05-07 Tom de Vries <tom@codesourcery.com>
7139 PR tree-optimization/70956
7140 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7143 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7145 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7146 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7147 * config/sh/sh.md (branch_zero): Remove define_attr.
7148 (define_delay): Disable delay slot if branch distance is one insn.
7150 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7152 * config/i386/i386.md (LEAMODE): New mode attribute.
7153 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7154 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7155 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7156 operand 2 predicate.
7157 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7158 (*lea<mode>_general_3): Ditto.
7159 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7161 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7163 * genmddump.c (main): Convert argv from char ** to const char **.
7165 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7167 * coretypes.h (OVERRIDE): New macro.
7170 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7172 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7173 allow coalescing if the types are compatible.
7175 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7177 * pass_manager.h (pass_manager::register_pass_name): New method.
7178 (pass_manager::get_pass_by_name): New method.
7179 (pass_manager::create_pass_tab): New method.
7180 (pass_manager::m_name_to_pass_map): New field.
7181 * passes.c (name_to_pass_map): Delete global in favor of field
7182 "m_name_to_pass_map" of pass_manager.
7183 (register_pass_name): Rename from a function to...
7184 (pass_manager::register_pass_name): ...this method, updating
7185 for renaming of global "name_to_pass_map" to field
7186 "m_name_to_pass_map".
7187 (create_pass_tab): Rename from a function to...
7188 (pass_manager::create_pass_tab): ...this method, updating
7189 for renaming of global "name_to_pass_map" to field.
7190 (get_pass_by_name): Rename from a function to...
7191 (pass_manager::get_pass_by_name): ...this method.
7192 (enable_disable_pass): Convert use of get_pass_by_name to
7193 a method call, locating the pass_manager singleton.
7195 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7197 * genattr-common.c (main): Convert argv from char ** to const char **.
7198 * genattr.c (main): Likewise.
7199 * genattrtab.c (main): Likewise.
7200 * genautomata.c (initiate_automaton_gen): Likewise.
7202 * gencodes.c (main): Likewise.
7203 * genconditions.c (main): Likewise.
7204 * genconfig.c (main): Likewise.
7205 * genconstants.c (main): Likewise.
7206 * genemit.c (main): Likewise.
7207 * genenums.c (main): Likewise.
7208 * genextract.c (main): Likewise.
7209 * genflags.c (main): Likewise.
7210 * genmddeps.c (main): Likewise.
7211 * genopinit.c (main): Likewise.
7212 * genoutput.c (main): Likewise.
7213 * genpeep.c (main): Likewise.
7214 * genpreds.c (main): Likewise.
7215 * genrecog.c (main): Likewise.
7216 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7217 (init_rtx_reader_args): Likewise.
7218 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7219 (init_rtx_reader_args): Likewise.
7220 * gentarget-def.c (main): Likewise.
7221 * read-md.c (read_md_files): Likewise.
7222 * read-md.h (read_md_files): Likewise.
7224 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7226 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7227 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7228 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7229 Remove unused predicate.
7230 (register_and_not_fp_reg_operand): Ditto.
7232 2016-05-06 Martin Liska <mliska@suse.cz>
7234 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7235 instead of vec as the vector is local to the function.
7237 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7239 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7240 avx512bw alternative.
7242 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7243 before the ashr<mode>3 pattern.
7245 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7246 v instead of x in vex or maybe_vex alternatives, use
7247 maybe_evex instead of vex in prefix.
7249 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7250 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7251 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7252 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7255 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7256 v instead of x in vex or maybe_vex alternatives, use
7257 maybe_evex instead of vex in prefix.
7259 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7260 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7261 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7262 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7263 alternatives, use maybe_evex instead of vex in prefix.
7265 * config/i386/sse.md (vec_interleave_lowv4sf,
7266 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7267 v instead of x in vex or maybe_vex alternatives, use
7268 maybe_evex instead of vex in prefix.
7270 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7271 v instead of x in vex or maybe_vex alternatives, use
7272 maybe_evex instead of vex in prefix.
7274 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7275 v constraint instead of x.
7277 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7279 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7280 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7283 2016-05-06 Richard Biener <rguenther@suse.de>
7285 PR tree-optimization/70948
7286 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7287 Properly clobber all fields of va_list for __builtin_va_start.
7289 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7292 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7293 loop latch destination.
7295 2016-05-06 Martin Liska <mliska@suse.cz>
7297 * tree-ssa-uninit.c: Apply manual changes
7298 to the GNU coding style.
7299 (prune_uninit_phi_opnds): Rename from
7300 prune_uninit_phi_opnds_in_unrealizable_paths.
7302 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7304 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7305 mspace): Remove deprecated options.
7306 * doc/invoke.texi (SH options): Remove -mspace.
7308 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7310 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7312 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7314 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7315 corresponding combine split pattern.
7317 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7320 * config/sh/predicates.md (long_displacement_mem_operand): New.
7321 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7322 Add movi20, movi20s alternatives. Adjust length attribute for
7324 (movsi_ie): Allow for any FPU. Adjust length attribute for
7326 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7327 attribute for alternatives.
7328 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7329 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7330 length attribute for alternatives.
7332 2016-05-06 Richard Biener <rguenther@suse.de>
7334 PR tree-optimization/70960
7335 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7337 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7340 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7341 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7343 2016-05-06 Marek Polacek <polacek@redhat.com>
7346 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7348 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7351 * config/sh/sh.md (*rotcr): Add another variant.
7353 2016-05-06 Richard Biener <rguenther@suse.de>
7356 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7358 2016-05-06 Richard Biener <rguenther@suse.de>
7361 * fold-const.c (split_tree): Always convert to the original type
7364 2016-05-06 Richard Biener <rguenther@suse.de>
7366 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7367 (fwprop_addr): Likewise.
7369 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7372 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7374 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7375 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7376 the splitter condition.
7377 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7378 the splitter condition.
7379 (FP float_extend load splitter): Ditto.
7381 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7383 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7384 to REGNO in all peephole2 patterns.
7385 (post-reload splitters): Change true_regnum to REGNO in
7386 post-reload splitters.
7387 (zero_extend splitters): Use general_reg_operand and
7388 nonimmediate_gr_operand predicates.
7390 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7392 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7393 v constraint instead of x.
7395 2016-05-05 Alan Modra <amodra@gmail.com>
7398 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7399 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7400 TARGET_NO_FP_IN_TOC for -mrelocatable.
7401 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7402 TARGET_RELOCATABLE test.
7403 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7404 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7405 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7406 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7407 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7408 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7409 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7410 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7411 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7412 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7414 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7415 (rs6000_stack_info): Likewise.
7416 (rs6000_elf_asm_out_constructor): Likewise.
7417 (rs6000_elf_asm_out_destructor): Likewise.
7418 (rs6000_elf_declare_function_name): Likewise.
7419 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7420 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7423 2016-05-05 Alan Modra <amodra@gmail.com>
7425 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7427 2016-05-05 Alan Modra <amodra@gmail.com>
7429 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7430 out-of-line gpr restore for one or two regs if that would add
7433 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7436 * config/i386/i386.md
7437 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7438 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7439 as operand 0 predicate.
7440 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7442 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7443 Ditto. Emit the pattern using RTX.
7445 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7446 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7447 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7448 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7450 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7451 sse_reg_operand as operand 0 predicate.
7453 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7454 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7455 instead of gen_rtx_REG.
7456 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7459 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7461 * function.c (emit_use_return_register_into_block): Delete.
7462 (gen_return_pattern): Delete.
7463 (emit_return_into_block): Delete.
7464 (active_insn_between): Delete.
7465 (convert_jumps_to_returns): Delete.
7466 (emit_return_for_exit): Delete.
7467 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7468 simple_return for shrink-wrapped blocks.
7469 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7470 end of blocks that need one.
7471 (get_unconverted_simple_return): Delete.
7472 (convert_to_simple_return): Delete.
7473 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7474 (convert_to_simple_return): Ditto.
7476 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7478 * cfgcleanup.c (bb_is_just_return): New function.
7479 (try_optimize_cfg): Simplify jumps to return, branches to return,
7480 and branches around return.
7482 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7484 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7487 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7491 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7492 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7493 assert flags & OEP_HASH_CHECK, instead of asserting it
7494 never happens. Handle TARGET_EXPR.
7495 * fold-const.c (operand_equal_p): For hash verification,
7496 or in OEP_HASH_CHECK into flags.
7498 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7500 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7502 (compute_samebase_partition_bases): Fix typo.
7504 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7506 * config/i386/sse.md (vec_interleave_highv8sf,
7507 vec_interleave_lowv8sf, vec_interleave_highv4df,
7508 vec_interleave_lowv4df): Remove constraints from expanders.
7510 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7512 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7514 * tree-inline.c (expand_call_inline): Fix path dealing with
7515 making lhs of call statement undefined.
7517 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7519 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7520 Check availability on NODE, too.
7521 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7522 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7523 (varpool_node::call_for_symbol_and_aliase): Likewise.
7524 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7525 (propagate_pure_const): Propagate across interposable functions, too.
7526 (skip_function_for_local_pure_const): Do not skip interposable bodies
7528 (pass_local_pure_const::execute): Update.
7530 2016-05-04 Marek Polacek <polacek@redhat.com>
7532 * doc/invoke.texi: Document -Wdangling-else.
7534 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7536 * config.gcc: Error out when conflicting multilib is detected. Do not
7537 loop over multilibs since no combination is legal.
7539 2016-05-04 Alan Modra <amodra@gmail.com>
7541 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7542 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7543 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7546 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7548 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7549 Clean up p5600 comments.
7551 2016-05-04 Richard Biener <rguenther@suse.de>
7553 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7554 constructor simplifications.
7555 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7557 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7559 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7560 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7561 result.set_rtx is null instead of aborting.
7562 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7564 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7565 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7566 *mov<mode>_store_postinc): New patterns.
7568 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7570 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7571 as commutative. Check both conversions are NOP.
7572 ((A & B) OP (C & B)): Remove.
7574 2016-05-04 Alan Modra <amodra@gmail.com>
7576 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7578 2016-05-04 Alan Modra <amodra@gmail.com>
7581 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7582 when cr2,3,4 are all fixed regs.
7584 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7586 PR rtl-optimization/57193
7587 * opts.c (default_options_table): Revert OPT_frename_registers change.
7588 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7590 2016-05-03 Martin Sebor <msebor@redhat.com>
7593 * builtins.c (fold_builtin_FILE): New function.
7594 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7595 (fold_builtin_0): Call them.
7596 * gimplify.c (gimplify_call_expr): Remove the handling of
7597 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7600 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7601 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7605 * doc/extend.texi (Function Names as Strings): Update __func__,
7606 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7609 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7610 Richard Biener <rguenther@suse.de>
7612 PR tree-optimization/70916
7613 * tree-if-conv.c: Include cfganal.h.
7614 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7615 and remove_fake_exit_edges around the optimization pass.
7617 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7619 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7620 (cgraph_edge::make_direct): Likewise.
7621 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7622 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7623 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7624 (CIF_THUNK): New code.
7625 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7626 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7627 (compute_inline_parameters): Set inline_failed for thunks.
7628 (inline_analyze_function): Cleanup.
7629 * ipa-inline.c (can_inline_edge_p): Do not deal with
7630 call_stmt_cannot_inline_p.
7631 (can_early_inline_edge_p): Likewise.
7632 (early_inliner): Initialize inline_failed.
7633 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7635 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7637 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7638 from nonimm_ssenomem_operand.
7639 (nonimm_ssenomem_operand): New predicate.
7640 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7641 as operand 0 predicate.
7642 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7643 Disable unsupported alternatives using "enabled" attribute.
7644 Use register_ssemem_operand as operand 0 predicate.
7645 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7647 2016-05-03 Marek Polacek <polacek@redhat.com>
7650 * input.c (expansion_point_location): New function.
7651 * input.h (expansion_point_location): Declare.
7653 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7655 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7656 occurence with frame_offset_ ones.
7658 2016-05-03 Alan Modra <amodra@gmail.com>
7660 PR rtl-optimization/70890
7661 * ira.c (combine_and_move_insns): When moving def_insn, remove
7664 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7666 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7667 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7668 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7669 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7671 2016-05-03 Alan Modra <amodra@gmail.com>
7673 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7674 for SAVE_MULTIPLE/STORE_MULTIPLE.
7676 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7678 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7679 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7681 2016-05-03 Richard Biener <rguenther@suse.de>
7683 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7685 (gimplify_arg): Likewise.
7686 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7687 re-writing the result to a decl if required.
7688 (internal_get_tmp_var): Add allow_ssa parameter
7689 and override into_ssa with it.
7690 (get_formal_tmp_var): Adjust.
7691 (get_initialized_tmp_var): Add allow_ssa parameter.
7692 (gimplify_arg): Add allow_ssa parameter and avoid generating
7693 SSA names for the result false.
7694 (gimplify_call_expr): If the call may return twice do not
7695 gimplify parameters into SSA.
7696 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7697 (gimplify_modify_expr): Adjust assert. For noreturn calls
7698 with a SSA name LHS adjust its def.
7699 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7700 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7701 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7702 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7703 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7704 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
7705 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
7706 (optimize_target_teams): Do not allow SSA names for clause operands.
7707 (gimplify_expr): Likewise for where we mark the result addressable.
7708 * passes.def (pass_init_datastructures): Remove.
7709 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
7710 (rewrite_stmt): Likewise.
7711 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
7712 (replace_locals_op): Replace SSA names.
7713 (copy_gimple_seq_and_replace_locals): Init src_cfun.
7714 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
7715 * cgraph.c (release_function_body): Free CFG annotations only
7716 when we have a CFG. Simplify.
7717 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7718 force_gimple_operand instead of get_initialized_tmp_var.
7719 * tree-pass.h (make_pass_init_datastructures): Remove.
7720 * tree-ssa.c (execute_init_datastructures): Remove.
7721 (pass_data_init_datastructures): Likewise.
7722 (class pass_init_datastructures): Likewise.
7723 (make_pass_init_datastructures): Likewise.
7724 * omp-low.c (create_omp_child_function): Init SSA data structures.
7725 (grid_expand_target_grid_body): Likewise.
7726 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
7727 name before adding it to names_to_release.
7728 (remove_bb): Always release SSA defs.
7729 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
7730 before dereferencing it.
7731 * cgraphunit.c (init_lowered_empty_function): Always
7732 int SSA data structures.
7733 * tree-ssanames.c (release_defs): Remove assert that we are in
7735 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
7737 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7738 Uros Bizjak <ubizjak@gmail.com>
7740 PR rtl-optimization/70467
7741 * config/i386/predicates.md (x86_64_hilo_int_operand,
7742 x86_64_hilo_general_operand): New predicates.
7743 * config/i386/constraints.md (Wd): New constraint.
7744 * config/i386/i386.md (mode attr di): Use Wd instead of e.
7745 (general_hilo_operand): New mode attr.
7746 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
7747 instead of <general_operand>.
7748 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
7749 x86_64_hilo_general_operand instead of <general_operand>.
7751 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7753 PR tree-optimization/70916
7754 * tree-if-conv.c (constant_or_ssa_name): Removed.
7755 (fold_build_cond_expr): Use is_gimple_val instead of
7756 constant_or_ssa_name.
7758 PR tree-optimization/70916
7759 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
7760 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
7763 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
7764 (optimize_atomic_bit_test_and): New function.
7765 (pass_fold_builtins::execute): Use it.
7766 * optabs.def (atomic_bit_test_and_set_optab,
7767 atomic_bit_test_and_complement_optab,
7768 atomic_bit_test_and_reset_optab): New optabs.
7769 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
7770 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
7771 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
7772 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
7773 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
7774 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
7775 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
7776 * doc/md.texi (atomic_bit_test_and_set@var{mode},
7777 atomic_bit_test_and_complement@var{mode},
7778 atomic_bit_test_and_reset@var{mode}): Document.
7779 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
7780 atomic_bit_test_and_complement<mode>,
7781 atomic_bit_test_and_reset<mode>): New expanders.
7782 (atomic_bit_test_and_set<mode>_1,
7783 atomic_bit_test_and_complement<mode>_1,
7784 atomic_bit_test_and_reset<mode>_1): New insns.
7786 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
7788 PR rtl-optimization/70687
7789 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
7790 instead of unsigned HOST_WIDE_INT.
7792 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
7794 PR rtl-optimization/44281
7795 * hard-reg-set.h (struct target_hard_regs): New field
7796 x_fixed_nonglobal_reg_set.
7797 (fixed_nonglobal_reg_set): New macro.
7798 * reginfo.c (init_reg_sets_1): Initialize it.
7799 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
7801 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
7803 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7805 PR tree-optimization/56541
7806 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
7807 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
7808 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
7809 (any_complicated_phi): new static variable.
7810 (aggressive_if_conv): delete.
7811 (if_convertible_phi_p): support phis with more than two arguments.
7812 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
7813 critical pred edges.
7814 (ifcvt_split_critical_edges): support phis with more than two
7815 arguments by checking new parameter. only split critical edges
7817 (tree_if_conversion): handle simd pragma marked loop using new
7818 local variable aggressive_if_conv. check any_complicated_phi.
7820 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7822 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
7825 2016-05-03 Bin Cheng <bin.cheng@arm.com>
7827 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
7830 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
7832 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
7833 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
7834 define_insn_and_split.
7835 (mulsi3_i): New define_insn_and_split.
7836 (mulsi3_call): Convert to define_insn.
7837 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
7840 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
7842 * machmode.h (mode_complex): Add support to give the complex mode
7844 (GET_MODE_COMPLEX_MODE): Likewise.
7845 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
7846 stored by build_complex_type and gfc_build_complex_type instead of
7847 trying to figure out the appropriate mode based on the size. Raise
7848 an assertion error, if the type was not set.
7849 * genmodes.c (struct mode_data): Add field for the complex type of
7851 (blank_mode): Likewise.
7852 (make_complex_modes): Remember the complex mode created in the
7854 (emit_mode_complex): Write out the mode_complex array to map a
7855 type mode to the complex version.
7856 (emit_insn_modes_c): Likewise.
7857 * tree.c (build_complex_type): Set the complex type to use before
7858 calling layout_type.
7859 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
7860 support for __float128 complex datatypes.
7861 (rs6000_hard_regno_mode_ok): Likewise.
7862 (rs6000_setup_reg_addr_masks): Likewise.
7863 (rs6000_complex_function_value): Likewise.
7864 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
7865 __float128 and __ibm128 complex.
7866 (FLOAT128_IBM_P): Likewise.
7867 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7868 * doc/extend.texi (Additional Floating Types): Document that
7869 -mfloat128 must be used to enable __float128. Document complex
7870 __float128 and __ibm128 support.
7872 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7875 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
7876 char/short arguments promoted to int because of promote_prototypes.
7878 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7880 * config/i386/predicates.md (register_ssemem_operand): New predicate.
7881 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
7882 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
7883 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
7884 alternatives using "enabled" attribute. Use register_ssemem_operand
7885 as operand 1 predicate.
7886 (*cmpi<unord>xf_i387): Split XFmode pattern from
7887 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
7888 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
7889 *absneg<mode>2_i387. Disable unsupported alternatives using
7890 "enabled" attribute.
7891 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
7893 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7895 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
7897 (oacc_loop_process): Check mask for loop termination.
7899 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7901 * cif-code.def (CIF_THUNK): Add.
7902 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
7905 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7907 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
7908 (dump_inline_summary): Dump it.
7909 (fp_expression_p): New predicate.
7910 (estimate_function_body_sizes): Use it.
7911 (inline_merge_summary): Merge fp_expressions.
7912 (inline_read_section): Read fp_expressions.
7913 (inline_write_summary): Write fp_expressions.
7914 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
7915 codegen boundary if either caller or callee is !fp_expressions.
7916 * ipa-inline.h (inline_summary): Add fp_expressions.
7917 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
7918 to fp_expressions be sure the fp generation flags are updated.
7920 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7922 PR rtl-optimization/70467
7923 * cse.c (cse_insn): Handle no-op MEM moves after folding.
7925 PR rtl-optimization/70467
7926 * ipa-pure-const.c (check_call): Handle internal calls even in
7927 ipa mode like in local mode.
7929 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
7931 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
7933 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7935 * match.pd (X u< X, X u> X): New transformations.
7937 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7939 * flag-types.h (enum warn_strict_overflow_code): Move ...
7940 * coretypes.h: ... here.
7941 * fold-const.h (fold_overflow_warning): Declare.
7942 * fold-const.c (fold_overflow_warning): Make non-static.
7943 (fold_comparison): Move the transformation of X +- C1 CMP C2
7944 into X CMP C2 -+ C1 ...
7945 * match.pd: ... here.
7946 * gimple-fold.c (fold_stmt_1): Protect with
7947 fold_defer_overflow_warnings.
7949 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7951 * omp-low.c (struct oacc_loop): Add 'inner' field.
7952 (new_oacc_loop_raw): Initialize it to zero.
7953 (oacc_loop_fixed_partitions): Initialize it.
7954 (oacc_loop_auto_partitions): Partition outermost loop to outermost
7955 available partitioning.
7957 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7959 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
7961 (umulsidi3): Likewise.
7962 (indirect_jump): Fix jump instruction assembly patterns.
7964 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
7967 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
7968 (nvptx_function_value): Assert non-NULL cfun.
7970 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
7972 PR rtl-optimization/70886
7973 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
7975 * cselib.h (rtx_equal_for_cselib_1): Declare.
7976 (rtx_equal_for_cselib_p: New inline function.
7977 * cselib.c (rtx_equal_for_cselib_p): Delete.
7978 (rtx_equal_for_cselib_1): Make public.
7980 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7982 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
7983 (register_mixssei387nonimm_operand): Remove predicate.
7984 * config/i386/i386.md (*fop_<mode>_comm): Merge from
7985 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
7986 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
7987 for TARGET_MIX_SSE_I387 alternatives.
7988 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
7989 Disable unsupported alternatives using "enabled" attribute. Use
7990 nonimm_ssenomem_operand as operand 1 predicate. Also check
7991 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
7993 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7995 * tree.c (cst_and_fits_in_hwi): Simplify.
7997 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7999 * tree.h (wi::to_wide): New function.
8000 * expr.c (expand_expr_real_1): Use wi::to_wide.
8001 * fold-const.c (int_const_binop_1): Likewise.
8002 (extract_muldiv_1): Likewise.
8004 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8006 * wide-int.h: Update offset_int and widest_int documentation.
8007 (WI_SIGNED_SHIFT_RESULT): New macro.
8008 (wi::binary_shift): Define signed_shift_result_type for
8009 shifts on offset_int- and widest_int-like types.
8010 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8011 * tree.h (int_bit_position): Use shift operators instead of wi::
8013 * alias.c (adjust_offset_for_component_ref): Likewise.
8014 * expr.c (get_inner_reference): Likewise.
8015 * fold-const.c (fold_comparison): Likewise.
8016 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8017 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8018 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8019 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8020 (stmt_kills_ref_p): Likewise.
8021 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8022 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8023 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8024 (ao_ref_init_from_vn_reference): Likewise.
8026 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8028 * wide-int.h: Update offset_int and widest_int documentation.
8029 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8030 (wi::binary_traits): Allow ordered comparisons between offset_int and
8031 offset_int, between widest_int and widest_int, and between either
8032 of these types and basic C types.
8033 (operator <, <=, >, >=): Define for the same combinations.
8034 * tree.h (tree_int_cst_lt): Use comparison operators instead
8035 of wi:: comparisons.
8036 (tree_int_cst_le): Likewise.
8037 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8038 (fold_nonarray_ctor_reference): Likewise.
8039 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8040 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8041 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8042 * tree-sra.c (completely_scalarize): Likewise.
8043 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8044 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8045 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8046 (check_for_binary_op_overflow): Likewise.
8047 (search_for_addr_array): Likewise.
8048 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8050 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8052 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8053 (arc_save_restore): Likewise.
8054 (arc_dwarf_register_span): Likewise.
8055 (arc_output_pic_addr_const): Initialize suffix variable.
8057 2016-05-02 Martin Liska <mliska@suse.cz>
8059 * symbol-summary.h (function_summary::function_summary):
8060 Remove checking assert for all cgraph nodes.
8061 (function_summary::get): Check summary_uid.
8062 (symtab_insertion): Check summary_uid.
8064 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8066 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8067 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8069 (arc_dwarf_register_span): Remove enum keyword.
8070 (compact_memory_operand_p): New function.
8071 * config/arc/arc.h (reg_class): Add code density register classes.
8072 (REG_CLASS_NAMES): Likewise.
8073 (REG_CLASS_CONTENTS): Likewise.
8074 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8075 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8076 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8077 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8078 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8080 (h, Rcd, Rsd, Rzd): New register constraints.
8081 (T): Use compact_memory_operand_p function.
8082 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8084 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8086 * config/sh/sh.md (*negnegt, *movtt): Remove.
8088 2016-05-02 Marek Polacek <polacek@redhat.com>
8089 Tom de Vries <tom@codesourcery.com>
8091 PR tree-optimization/70700
8092 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8093 bigger than FIRST_REF_NODE.
8095 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8098 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8100 (prepare_cbranch_operands): Don't use scratch register. Assume that
8101 function is used when pseudos can be created.
8102 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8103 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8104 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8105 define_expand. Allow it only when pseudos can be created.
8106 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8108 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8110 * config/i386/constraints.md (BC): Only allow -1 operands.
8111 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8112 Add "enabled" attribute. Update XI mode attribute calculation.
8113 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8114 (*movoi_internal_avx): Update XI mode attribute calculation.
8115 (*movti_internal): Ditto.
8117 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8119 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8120 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8122 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8124 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8125 statement on instruction code. Remove trailing spaces.
8126 (altivec_expand_stv_builtin): Likewise.
8128 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8130 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8131 (TARGET_FPU_DOUBLE): Simplify.
8132 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8133 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8134 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8135 with 'TARGET_FPU_DOUBLE'.
8136 * config/sh/sh.md: Likewise.
8138 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8140 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8141 SH_DIV_STR_FOR_SIZE): Remove.
8142 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8143 SH_DIV_STR_FOR_SIZE): Remove.
8145 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8147 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8148 logical_reg_operand): Delete.
8149 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8150 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8151 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8152 match_operand and match_test.
8153 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8154 variables on their first use. Return bool values.
8155 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8156 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8157 arith_reg_operand for input operand. Remove empty constraints.
8159 (*xorsi3_compact): Rename to xorsi3.
8160 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8161 (*zero_extend<mode>si2_disp_mem): Update comment.
8164 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8166 * config/sh/t-sh: Remove SH5 support.
8167 * config.gcc: Likewise.
8168 * configure: Likewise.
8170 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8172 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8174 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8176 * config/sh/sh.c (register_sh_passes, sh_option_override,
8177 sh_print_operand, prepare_move_operands,
8178 sh_can_follow_jump): Remove TARGET_SH1 checks.
8179 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8180 PROMOTE_MODE): Likewise.
8181 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8184 2016-04-30 Alan Modra <amodra@gmail.com>
8186 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8187 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8188 Check for user regs later to avoid unnecessary looping over regs.
8189 Merge user reg check with non-saved reg check. Don't force
8190 inline VR restore when static chain used.
8191 (rs6000_frame_related): Omit eh_frame info for user regs when
8193 (fixed_regs_p): Delete.
8195 2016-04-30 Alan Modra <amodra@gmail.com>
8197 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8198 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8201 2016-04-30 Alan Modra <amodra@gmail.com>
8204 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8205 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8208 2016-04-30 Alan Modra <amodra@gmail.com>
8210 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8211 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8212 flag_pic test for Darwin.
8214 2016-04-30 Alan Modra <amodra@gmail.com>
8216 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8217 throw_calls_crossed.
8218 (REG_FREQ_CALLS_CROSSED): Delete.
8219 (REG_N_THROWING_CALLS_CROSSED): Delete.
8220 * regstat.c (regstat_bb_compute_ri): Don't calculate
8221 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8222 (dump_reg_info): Don't print call cross frequency.
8223 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8224 and REG_N_THROWING_CALLS_CROSSED.
8226 2016-04-30 Alan Modra <amodra@gmail.com>
8228 * regs.h (struct reg_info_t): Delete live_length.
8229 (REG_LIVE_LENGTH): Delete macro.
8230 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8231 local_live, local_processed and local_live_last_luid params.
8232 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8234 (regstat_compute_ri): Adjust for above. Don't set
8236 (dump_reg_info): Don't print live length.
8237 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8238 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8239 Localize loop_depth var.
8241 2016-04-30 Alan Modra <amodra@gmail.com>
8243 * ira.c (enum valid_equiv): New.
8244 (validate_equiv_mem): Return enum.
8245 (update_equiv_mem): Create replacement in more cases.
8246 (add_store_equivs): Update validate_equiv_mem call.
8248 2016-04-30 Alan Modra <amodra@gmail.com>
8250 * ira.c (combine_and_move_insns): Rather than scanning insns,
8251 use DF infrastucture to find use and def insns.
8253 2016-04-30 Alan Modra <amodra@gmail.com>
8255 ira.c (combine_and_move_insns): Move invariant conditions..
8256 (ira.c): ..to here. Call combine_and_move_insns before
8257 add_store_equivs. Call grow_reg_equivs later. Allocate
8258 req_equiv later using max_reg_num() rather than global max_regno.
8259 (contains_replace_regs): Delete.
8260 (add_store_equivs): Remove contains_replace_regs test.
8262 2016-04-30 Alan Modra <amodra@gmail.com>
8264 * ira.c (struct equiv_mem_data): New.
8265 (equiv_mem, equiv_mem_modified): Delete static vars.
8266 (validate_equiv_mem_from_store): Use "data" param to communicate..
8267 (validate_equiv_mem): ..from here.
8269 2016-04-30 Alan Modra <amodra@gmail.com>
8271 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8273 (update_reg_equivs): ..here. Move allocation and freeing of
8274 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8275 end_alias_analysis to..
8278 2016-04-30 Alan Modra <amodra@gmail.com>
8280 * ira.c (pdx_subregs): Delete.
8281 (struct equivalence): Add pdx_subregs field.
8282 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8284 (update_equiv_regs): Don't create or free pdx_subregs. Update
8287 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8289 * config/rs6000/altivec.h: Change definitions of vec_xl and
8291 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8292 (LD_ELEMREV_V2DI): New.
8293 (LD_ELEMREV_V4SF): New.
8294 (LD_ELEMREV_V4SI): New.
8295 (LD_ELEMREV_V8HI): New.
8296 (LD_ELEMREV_V16QI): New.
8297 (ST_ELEMREV_V2DF): New.
8298 (ST_ELEMREV_V2DI): New.
8299 (ST_ELEMREV_V4SF): New.
8300 (ST_ELEMREV_V4SI): New.
8301 (ST_ELEMREV_V8HI): New.
8302 (ST_ELEMREV_V16QI): New.
8305 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8306 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8307 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8308 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8309 (altivec_expand_builtin): Add handling for
8310 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8311 (rs6000_invalid_builtin): Add error-checking for
8312 RS6000_BTM_P9_VECTOR.
8313 (altivec_init_builtins): Define builtins used to implement vec_xl
8315 (rs6000_builtin_mask_names): Define power9-vector.
8316 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8317 (RS6000_BTM_P9_VECTOR): Define.
8318 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8319 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8320 (vsx_ld_elemrev_v2df): Likewise.
8321 (vsx_ld_elemrev_v4sf): Likewise.
8322 (vsx_ld_elemrev_v4si): Likewise.
8323 (vsx_ld_elemrev_v8hi): Likewise.
8324 (vsx_ld_elemrev_v16qi): Likewise.
8325 (vsx_st_elemrev_v2df): Likewise.
8326 (vsx_st_elemrev_v2di): Likewise.
8327 (vsx_st_elemrev_v4sf): Likewise.
8328 (vsx_st_elemrev_v4si): Likewise.
8329 (vsx_st_elemrev_v8hi): Likewise.
8330 (vsx_st_elemrev_v16qi): Likewise.
8331 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8334 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8336 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8338 (simplify_control_stmt_condition_1): ... here. Recurse into
8339 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8341 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8344 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8345 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8346 define_insn_and_split to define_insn.
8347 (zero_extendqi<mode>2_dot2): Same.
8348 (extendqi<mode>2_dot): Same.
8349 (extendqi<mode>2_dot2): Same.
8351 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8353 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8354 (probe_stack): New expander.
8355 (probe_stack_<mode>): New insn pattern.
8357 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8359 * config/i386/i386.md
8360 (operations with memory inputs setting flags peephole2):
8361 Remove uneeded REG_P checks. Cleanup pattern generation.
8363 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8365 * tree-vect-loop.c (vect_transform_loop): Fix
8366 nb_iterations_upper_bound computation for vectorized loop.
8368 2016-04-29 Marek Polacek <polacek@redhat.com>
8369 Jakub Jelinek <jakub@redhat.com>
8372 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8373 TARGET_EXPR_SLOT as a base.
8375 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8377 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8378 with 'rCm2' constraints to limit possible immediate size.
8379 (*load_zeroextendqisi_update): Likewise.
8380 (*load_signextendqisi_update): Likewise.
8381 (*loadhi_update): Likewise.
8382 (*load_zeroextendhisi_update): Likewise.
8383 (*load_signextendhisi_update): Likewise.
8384 (*loadsi_update): Likewise.
8385 (*loadsf_update): Likewise.
8387 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8389 * config/i386/predicates.md (constm1_operand): Fix comparison.
8391 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8393 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8395 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8397 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8398 remaining SH5 related settings.
8399 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8400 shmedia_prepare_call_address): Delete.
8401 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8402 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8403 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8404 UNSUPPORTED_SH2A): Remove m5 checks.
8405 (sh_divide_strategy_e): Remove SH5 division strategies.
8406 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8407 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8409 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8411 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8413 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8415 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8416 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8418 * config/s390/vector.md ("mov<mode>"): Likewise.
8420 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8422 * config/s390/constraints.md ("U", "W"): Invoke
8423 s390_mem_constraint with "ZR" and "ZT".
8424 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8425 addresses when using LRA. Accept also short displacements for S
8426 and T constraints. Do not check for long displacement target for
8427 S and T constraints.
8428 (s390_mem_constraint): Remove handling of U and W constraints.
8429 * config/s390/s390.md (various patterns): Remove the short
8430 displacement constraints (Q and R) if a long displacement
8431 constraint is present. Add longdisp as required CPU capability.
8432 * config/s390/vector.md: Likewise.
8433 * config/s390/vx-builtins.md: Likewise.
8435 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8438 * reload1.c (reload): Call finish_spills before
8439 restarting reload loop. Skip select_reload_regs
8440 if update_eliminables_and_spill returns true.
8442 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8444 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8445 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8446 (umulhisi3_imm): Update predicates and constraint letters.
8447 (umulhisi3_reg): Declare instruction as commutative.
8448 * config/arc/constraints.md (J12, J16): New constraints.
8449 * config/arc/predicates.md (short_unsigned_const_operand): New
8451 (arc_short_operand): Likewise.
8452 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8454 2016-04-29 Richard Biener <rguenther@suse.de>
8456 PR tree-optimization/13962
8457 PR tree-optimization/65686
8458 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8459 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8460 using PTA to compare pointers.
8461 * match.pd: Add pattern for pointer equality compare simplification
8462 using ptrs_compare_unequal.
8464 2016-04-29 Richard Biener <rguenther@suse.de>
8466 * stor-layout.c (layout_type): Do not build a pointer-to-element
8469 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8471 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8472 Use SWI mode iterator. Use general_reg_operand predicate.
8473 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8474 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8477 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8480 * fold-const.c (operand_equal_p): Don't verify hash value equality
8482 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8485 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8488 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8489 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8490 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8491 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8492 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8494 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8496 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8497 to info. Don't initialize separate fields to 0. Clean up
8500 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8502 * config/i386/i386.md (peephole2s for operations with memory inputs):
8503 Use SWI mode iterator.
8504 (peephole2s for operations with memory outputs): Ditto.
8505 Do not check for stack checking probe.
8507 (probe_stack): Remove expander.
8509 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8510 Andrew Burgess <andrew.burgess@embecosm.com>
8512 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8513 operands as 32-bits.
8515 2016-04-28 Jason Merrill <jason@redhat.com>
8517 * gdbinit.in: Skip line-map.h.
8519 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8520 Andrew Burgess <andrew.burgess@embecosm.com>
8522 * config/arc/arc.c (arc_conditional_register_usage): Take
8523 TARGET_RRQ_CLASS into account.
8524 (arc_print_operand): Support printing 'p' and 's' operands.
8525 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8527 (TARGET_RRQ_CLASS): Define.
8528 (IS_POWEROF2_OR_0_P): Define.
8529 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8531 (*tst_movb): New define_insn.
8532 (*tst): Avoid recognition if it could prevent '*tst_movb'
8533 combination; replace c/CnL with c/Chs alternative.
8534 (*tst_bitfield_tst): New define_insn.
8535 (*tst_bitfield_asr): New define_insn.
8536 (*tst_bitfield): New define_insn.
8537 (andsi3_i): Add Rrq variant.
8538 (extzv): New define_expand.
8539 (insv): New define_expand.
8540 (*insv_i): New define_insn.
8541 (*movb): New define_insn.
8542 (*movb_signed): New define_insn.
8543 (*movb_high): New define_insn.
8544 (*movb_high_signed): New define_insn.
8545 (*movb_high_signed + 1): New define_split pattern.
8546 (*mrgb): New define_insn.
8547 (*mrgb + 1): New define_peephole2 pattern.
8548 (*mrgb + 2): New define_peephole2 pattern.
8549 * config/arc/arc.opt (mbitops): New option for nps400, uses
8550 TARGET_NPS_BITOPS_DEFAULT.
8551 * config/arc/constraints.md (q): Make register class conditional.
8552 (Rrq): New register constraint.
8553 (Chs): New constraint.
8554 (Clo): New constraint.
8555 (Chi): New constraint.
8556 (Cbf): New constraint.
8557 (Cbn): New constraint.
8558 (C18): New constraint.
8559 (Cbi): New constraint.
8561 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8563 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8565 (bitmap_intersection_of_preds): Ditto.
8566 (bitmap_union_of_succs): Ditto.
8567 (bitmap_union_of_preds): Ditto.
8568 * sbitmap.c (do_popcount): Delete.
8569 (BITMAP_DEBUGGING): Delete.
8570 (sbitmap_verify_popcount): Delete.
8571 (sbitmap_alloc): Don't initialize the popcount field.
8572 (sbitmap_alloc_with_popcount): Delete.
8573 (sbitmap_resize): Don't resize the popcount array.
8574 (sbitmap_vector_alloc): Don't initialize the popcount field.
8575 (bitmap_copy): Don't copy the popcount array.
8576 (bitmap_clear): Don't clear the popcount array.
8577 (bitmap_clear): Delete the popcount array handling.
8578 (bitmap_ior_and_compl): Delete the popcount assert.
8579 (bitmap_not): Ditto.
8580 (bitmap_and_compl): Ditto.
8581 (bitmap_and): Delete the popcount array handling.
8582 (bitmap_xor): Ditto.
8583 (bitmap_ior): Ditto.
8584 (bitmap_or_and): Delete the popcount assert.
8585 (bitmap_and_or): Ditto.
8586 (popcount_table): Delete.
8587 (sbitmap_elt_popcount): Delete.
8588 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8589 (bitmap_set_bit): Delete the popcount assert.
8590 (bitmap_clear_bit): Ditto.
8591 (sbitmap_free): Don't free the popcount array.
8592 (sbitmap_alloc_with_popcount): Delete declaration.
8593 (sbitmap_popcount): Ditto.
8595 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8596 Andrew Burgess <andrew.burgess@embecosm.com>
8598 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8599 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8600 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8601 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8602 * config/arc/arc.opt (mcmem): New option.
8603 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8604 supply length for r/m alternative.
8605 (*extendqisi2_ac): Likewise.
8606 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8608 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8609 (movhi_insn): Likewise.
8610 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8611 (*zero_extendqihi2_i): Add r/Ucm alternative.
8612 (*zero_extendqisi2_ac): Likewise.
8613 (*zero_extendhisi2_i): Likewise.
8614 * config/arc/constraints.md (Uex): New memory constraint.
8615 (Ucm): New define_constraint.
8616 * config/arc/predicates.md (long_immediate_loadstore_operand):
8617 Return 0 for MEM with cmem_address address.
8618 (cmem_address_0): New predicates.
8619 (cmem_address_1): Likewise.
8620 (cmem_address_2): Likewise.
8621 (cmem_address): Likewise.
8623 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8625 * config/rs6000/rs6000.c (machine_function): Rename
8626 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8627 (rs6000_stack_info): Adjust.
8629 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8630 Andrew Burgess <andrew.burgess@embecosm.com>
8632 * config/arc/constraints.md (Usd): Convert to define_constraint.
8636 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8639 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8640 Add new peephole2 where the first insn is *mov<mode>_or instead of
8641 *mov<mode>_internal.
8643 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8645 * tracer.c (bb_seen): Make static.
8647 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8649 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8650 support, setup defaults.
8651 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8652 * config/arc/arc.c (arc_init): Add NPS400 support.
8653 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8654 (TARGET_ARC700): NPS400 is also an ARC700.
8655 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8657 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8660 * config/nds32/nds32.md (casesi): Don't access the operands array
8663 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8665 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8666 (or $-1,reg peephole2): Ditto.
8667 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8669 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8671 * doc/extend.texi (Common Function Attributes) [optimize]:
8672 Discourage use of the optimize attribute.
8674 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8676 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8677 special case builtin.
8678 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8679 ALTIVEC_BUILTIN_VEC_ADDE.
8680 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8681 support for ALTIVEC_BUILTIN_VEC_ADDE.
8682 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8683 for __builtin_vec_adde.
8685 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8687 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8688 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8690 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8693 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8694 attributes): Document cilkplus_runtime.
8696 2016-04-28 Martin Jambor <mjambor@suse.cz>
8698 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8699 this function. Call verify_expr on MEM_REFs and bases of other
8702 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8704 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
8705 for WORD_REGISTER_OPERATIONS to runtime check.
8707 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8709 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
8711 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8713 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
8714 big-endian compilation.
8715 * config/arc/arc.md (addf3): Likewise.
8719 2016-04-28 Richard Biener <rguenther@suse.de>
8721 PR tree-optimization/70840
8722 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
8723 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
8724 Mark x * pow(x,c) -> pow(x,c+1) commutative.
8725 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
8727 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8729 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
8730 and explain why in a comment.
8732 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8734 * config/arc/arc.md (cpu_facility): Add fpx variant.
8735 (subdf3): Prohibit use reverse sub when assist operations option
8737 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
8738 instructions only when FPX is enabled.
8739 * testsuite/gcc.target/arc/trsub.c: New test.
8741 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8743 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
8744 mult_operator when calculating "type" attribute.
8745 (*fop_<mode>_1_i387): Ditto.
8746 (*fop_xf_1_i387): Ditto.
8747 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
8748 Use std::swap to swap operands. Use RTL expressions to generate
8751 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8752 Joern Rennecke <joern.rennecke@embecosm.com>
8754 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
8756 (emit_pic_move): Remove.
8757 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
8758 * config/arc/arc.c (emit_pic_move): Removed.
8759 (TARGET_HAVE_TLS): Define.
8760 (arc_conditional_register_usage): Test for arc_tp_regno.
8761 (arc_print_operand, arc_print_operand_address): Handle TLS
8763 (arc_needs_pcl_p): New function.
8764 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
8765 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
8766 (arc_raw_symbolic_reference_mentioned_p): Likewise.
8767 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
8768 (arc_legitimize_tls_address): Likewise.
8769 (DTPOFF_ZERO_SYM): Define.
8770 (arc_legitimize_pic_address): Make it static, handle TLS cases.
8771 (arc_output_pic_addr_const): Print TLS unspecs.
8772 (prepare_pic_move): New function, replaces emit_pic_move.
8773 (arc_legitimate_constant_p): Handle TLS unspecs.
8774 (arc_legitimate_address_p): Likewise.
8775 (arc_rewrite_small_data_p): Use assert for TLS constants.
8776 (prepare_move_operands): Use prepare_pic_move.
8777 (arc_legitimize_address): Legitimize tls addresses.
8778 (arc_epilogue_uses): Check for arc_tp_regno.
8779 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
8780 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
8782 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
8784 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
8785 %(arc_tls_extra_start_spec).
8786 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
8787 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
8789 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
8790 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
8791 (UNSPEC_TLS_OFF): Add.
8793 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
8794 (get_thread_pointersi): New patterns.
8795 * config/arc/arc.opt (mtp-regno): New option.
8796 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
8797 (move_dest_operand): Likewise.
8798 * configure: Regenerate.
8799 * configure.ac: Add arc*-*-* case to test for tls.
8800 * doc/invoke.texi (ARC options): Document mtp-regno.
8802 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8804 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
8805 the new ARC HS SIMD instructions.
8806 (arc_preferred_simd_mode): New function.
8807 (arc_autovectorize_vector_sizes): Likewise.
8808 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
8809 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
8810 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
8811 (arc_init_builtins): Add new SIMD builtin types.
8812 (arc_split_move): Handle 64 bit vector moves.
8813 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
8814 (TARGET_PLUS_QMACW): Define.
8815 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
8816 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
8817 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
8818 (VSUBADD4H): New builtins.
8819 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
8820 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
8822 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
8823 Matthias Klose <doko@debian.org>
8825 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
8827 2016-04-28 Richard Biener <rguenther@suse.de>
8830 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
8833 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
8835 * common/config/sh/sh-common.c: Remove SH5 support.
8836 * config/sh/constraints.md: Likewise.
8837 * config/sh/config/sh/elf.h: Likewise.
8838 * config/sh/linux.h: Likewise.
8839 * config/sh/netbsd-elf.h: Likewise.
8840 * config/sh/predicates.md: Likewise.
8841 * config/sh/sh-c.c: Likewise.
8842 * config/sh/sh-protos.h: Likewise.
8843 * config/sh/sh.c: Likewise.
8844 * config/sh/sh.h: Likewise.
8845 * config/sh/sh.md: Likewise.
8846 * config/sh/sh.opt: Likewise.
8847 * config/sh/sync.md: Likewise.
8848 * config/sh/sh64.h: Delete.
8849 * config/sh/shmedia.h: Likewise.
8850 * config/sh/shmedia.md: Likewise.
8851 * config/sh/sshmedia.h: Likewise.
8852 * config/sh/t-netbsd-sh5-64: Likewise.
8853 * config/sh/t-sh64: Likewise.
8854 * config/sh/ushmedia.h: Likewise.
8856 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8858 * config/i386/i386.md (sign_extend to memory peephole2s): Use
8859 general_reg_operand instead of register_operand predicate.
8861 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8863 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
8865 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
8867 * match.pd (A - B > A, A + B < A): New transformations.
8869 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
8871 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
8872 which defaults to true. Emit an outer pair of parentheses only if
8873 EMIT_PARENS. When continuing a chain of && or || (or & or |),
8874 don't emit parentheses for the right-hand operand.
8876 2016-04-27 Jeff Law <law@redhat.com>
8878 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
8880 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8882 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
8883 (altivec_lvx_<mode>_internal): Document.
8884 (altivec_lvx_<mode>_2op): New define_insn.
8885 (altivec_lvx_<mode>_1op): Likewise.
8886 (altivec_lvx_<mode>_2op_si): Likewise.
8887 (altivec_lvx_<mode>_1op_si): Likewise.
8888 (altivec_stvx_<mode>): Remove.
8889 (altivec_stvx_<mode>_internal): Document.
8890 (altivec_stvx_<mode>_2op): New define_insn.
8891 (altivec_stvx_<mode>_1op): Likewise.
8892 (altivec_stvx_<mode>_2op_si): Likewise.
8893 (altivec_stvx_<mode>_1op_si): Likewise.
8894 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8895 Expand vec_ld and vec_st during parsing.
8896 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
8898 (altivec_expand_stvx_be): Likewise.
8899 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
8900 address-masking behavior in RTL.
8901 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
8902 address-masking behavior in RTL.
8903 (altivec_expand_builtin): Change builtin code arguments for calls
8904 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
8905 (insn_is_swappable_p): Avoid incorrect swap optimization in the
8906 presence of lvx/stvx patterns.
8907 (alignment_with_canonical_addr): New function.
8908 (alignment_mask): Likewise.
8909 (find_alignment_op): Likewise.
8910 (recombine_lvx_pattern): Likewise.
8911 (recombine_stvx_pattern): Likewise.
8912 (recombine_lvx_stvx_patterns): Likewise.
8913 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
8914 stvx patterns from expand.
8915 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
8917 (vector_altivec_store_<mode>): Likewise.
8919 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
8921 * config/aarch64/aarch64.md
8922 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
8923 remove the "fp" attributes.
8924 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
8925 add the "simd" attributes.
8926 (*movdf_aarch64): Likewise.
8927 (*movtf_aarch64): Remove the "fp" attributes.
8928 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
8929 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
8931 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8933 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
8934 rtx to rtx_code_label *.
8935 * rtl.h (maybe_set_first_label_num): Likewise.
8937 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8939 * df-core.c (df_add_problem): Make the problem param be const.
8940 (df_remove_problem): Make local "problem" be const.
8941 * df-problems.c (problem_RD): Make const.
8942 (problem_LR): Likewise.
8943 (problem_LIVE): Likewise.
8944 (problem_MIR): Likewise.
8945 (problem_CHAIN): Likewise.
8946 (problem_WORD_LR): Likewise.
8947 (problem_NOTE): Likewise.
8948 (problem_MD): Likewise.
8949 * df-scan.c (problem_SCAN): Likewise.
8950 * df.h (struct df_problem): Make field "dependent_problem" be
8952 (struct dataflow): Likewise for field "problem".
8953 (df_add_problem): Make param const.
8955 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8957 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
8958 inter-unit moves to/from vector registers are enabled. Do not disable
8961 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8963 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
8964 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
8966 (enum df_problem_id): ...this new enum.
8967 (struct df_problem): Convert field "id" from "int" to
8970 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8972 * rtl.def: Update comment for "things in the instruction chain" to
8973 reflect the removal of the leading "i" field for INSN_UID in
8974 r210360. Fix bogus apostrophe.
8976 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8978 * config/i386/i386.md
8979 (lea arith with mem operand + setcc peephole2): Set operator mode.
8981 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
8984 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
8985 (dimode_scalar_to_vector_candidate_p): This.
8986 (timode_scalar_to_vector_candidate_p): New function.
8987 (scalar_to_vector_candidate_p): Likewise.
8988 (timode_check_non_convertible_regs): Likewise.
8989 (timode_remove_non_convertible_regs): Likewise.
8990 (remove_non_convertible_regs): Likewise.
8991 (remove_non_convertible_regs): Renamed to ...
8992 (dimode_remove_non_convertible_regs): This.
8993 (scalar_chain::~scalar_chain): Make it virtual.
8994 (scalar_chain::compute_convert_gain): Make it pure virtual.
8995 (scalar_chain::mark_dual_mode_def): Likewise.
8996 (scalar_chain::convert_insn): Likewise.
8997 (scalar_chain::convert_registers): Likewise.
8998 (scalar_chain::add_to_queue): Make it protected.
8999 (scalar_chain::emit_conversion_insns): Likewise.
9000 (scalar_chain::replace_with_subreg): Likewise.
9001 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9002 (scalar_chain::convert_op): Likewise.
9003 (scalar_chain::convert_reg): Likewise.
9004 (scalar_chain::make_vector_copies): Likewise.
9005 (scalar_chain::convert_registers): New pure virtual function.
9006 (class dimode_scalar_chain): New class.
9007 (class timode_scalar_chain): Likewise.
9008 (scalar_chain::mark_dual_mode_def): Renamed to ...
9009 (dimode_scalar_chain::mark_dual_mode_def): This.
9010 (timode_scalar_chain::mark_dual_mode_def): New function.
9011 (timode_scalar_chain::convert_insn): Likewise.
9012 (dimode_scalar_chain::convert_registers): Likewise.
9013 (scalar_chain::compute_convert_gain): Renamed to ...
9014 (dimode_scalar_chain::compute_convert_gain): This.
9015 (scalar_chain::replace_with_subreg): Renamed to ...
9016 (dimode_scalar_chain::replace_with_subreg): This.
9017 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9018 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9019 (scalar_chain::make_vector_copies): Renamed to ...
9020 (dimode_scalar_chain::make_vector_copies): This.
9021 (scalar_chain::convert_reg): Renamed to ...
9022 (dimode_scalar_chain::convert_reg ): This.
9023 (scalar_chain::convert_op): Renamed to ...
9024 (dimode_scalar_chain::convert_op): This.
9025 (scalar_chain::convert_insn): Renamed to ...
9026 (dimode_scalar_chain::convert_insn): This.
9027 (scalar_chain::convert): Call convert_registers.
9028 (convert_scalars_to_vector): Change to scalar_chain pointer to
9029 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9030 in 32-bit mode. Delete scalar_chain pointer. Call
9031 free_dominance_info in 64-bit mode.
9032 (pass_stv::gate): Remove TARGET_64BIT check.
9033 (ix86_option_override): Put the 64-bit STV pass before the CSE
9036 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9038 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9039 dw_loc_frame_offset field.
9040 * dwarf2out.c (new_loc_descr): Likewise.
9041 (resolve_args_picking_1): Turn the VISITED hash set into a
9042 FRAME_OFFSET hash map. Use it to associate a frame offset to
9043 visited nodes. Remove uses of the CHECKING_P macro.
9044 (resolve_args_picking): Update call to resolve_args_picking_1.
9046 2016-04-27 Martin Liska <mliska@suse.cz>
9048 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9049 (free_loop_data): Release vuses of groups.
9051 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9053 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9054 instead of redundant use_id and boolean have_use_for.
9055 (struct iv_use): Change sub_id into group_id. Remove field next.
9056 Move fields: related_cands, n_map_members, cost_map and selected
9058 (struct iv_group): ... here. New structure.
9059 (struct iv_common_cand): Use structure declaration directly.
9060 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9061 (MAX_CONSIDERED_USES): Rename macro to ...
9062 (MAX_CONSIDERED_GROUPS): ... here.
9063 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9064 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9065 (dump_uses): Rename to ...
9066 (dump_groups): ... here. Update all uses.
9067 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9068 (find_induction_variables): Refactor format of dump information.
9069 (record_sub_use): Delete.
9070 (record_use): Update all uses.
9071 (record_group): New function.
9072 (record_group_use, find_interesting_uses_op): Call above functions.
9074 (find_interesting_uses_cond): Ditto.
9075 (group_compare_offset): New function.
9076 (split_all_small_groups): Rename to ...
9077 (split_small_address_groups_p): ... here. Update all uses.
9078 (split_address_groups): Update all uses.
9079 (find_interesting_uses): Refactor format of dump information.
9080 (add_candidate_1): Update all uses. Remove redundant check on iv,
9082 (add_candidate, record_common_cand): Remove redundant assert.
9083 (add_iv_candidate_for_biv): Update use.
9084 (add_iv_candidate_derived_from_uses): Update all uses.
9085 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9086 (alloc_use_cost_map): Ditto.
9087 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9088 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9089 (determine_use_iv_cost_generic): Ditto.
9090 (determine_group_iv_cost_generic): Ditto.
9091 (determine_use_iv_cost_address): Ditto.
9092 (determine_group_iv_cost_address): Ditto.
9093 (determine_use_iv_cost_condition): Ditto.
9094 (determine_group_iv_cost_cond): Ditto.
9095 (determine_use_iv_cost): Ditto.
9096 (determine_group_iv_cost): Ditto.
9097 (set_autoinc_for_original_candidates): Update all uses.
9098 (find_iv_candidates): Update all uses. Refactor dump information.
9099 (determine_use_iv_costs): Ditto.
9100 (determine_iv_costs): Ditto.
9101 (iv_ca_cand_for_use): Rename to ...
9102 (iv_ca_cand_for_group): ... here. Update all uses.
9103 (iv_ca_add_use, iv_ca_add_group): Ditto.
9104 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9105 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9106 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9107 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9108 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9109 (create_new_iv, adjust_iv_update_pos): Ditto.
9110 (rewrite_use_address): Delete.
9111 (rewrite_use_address_1): Rename to ...
9112 (rewrite_use_address): ... here.
9113 (rewrite_use_compare): Update all uses.
9114 (rewrite_use): Delete.
9115 (rewrite_uses): Rename to ...
9116 (rewrite_groups): ... here. Update all uses.
9117 (remove_unused_ivs, free_loop_data): Update all uses.
9118 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9120 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9122 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9123 for WORD_REGISTER_OPERATIONS to runtime check.
9125 2016-04-27 Richard Biener <rguenther@suse.de>
9128 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9129 aggregate_value_p to determine if a function result is
9130 returned by reference.
9131 (ipa_pta_execute): Functions having their address taken are
9132 not automatically nonlocal.
9134 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9137 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9138 * fold-const.c (operand_equal_p): If flag_checking and
9139 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9140 and if it returns non-zero, assert iterative_hash_expr on both
9143 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9145 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9147 2016-04-27 Nick Clifton <nickc@redhat.com>
9150 * varasm.c (merge_weak): Generate an error if an attempt is made
9151 to convert a non-weak static function into a weak, public function.
9153 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9155 * params.def (MAX_PARTITION_SIZE): New param.
9156 * doc/invoke.texi: Document lto-max-partition.
9158 2016-04-27 Richard Biener <rguenther@suse.de>
9161 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9162 function cummulating used_from_other_partition, externally_visible
9163 and force_output from aliases.
9164 (refered_from_nonlocal_var): Likewise.
9165 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9166 node flags properly.
9168 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9170 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9171 (-Wmemset-elt-size): New item.
9173 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9176 * stor-layout.h (internal_reference_types): Delete.
9177 * stor-layout.c (reference_types_internal): Likewise.
9178 (internal_reference_types): Likewise.
9179 (layout_type) <REFERENCE_TYPE>: Adjust.
9181 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9184 * tree.h (inchash::add_expr): Add FLAGS argument.
9185 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9186 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9187 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9188 Formatting fix. Adjust recursive calls. For tcc_comparison,
9189 if swap_tree_comparison (code) is smaller than code, hash that
9190 and arguments in the other order. Hash CONVERT_EXPR the same
9191 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9192 of ADDR_EXPR of decl as the decl itself. Add or remove
9193 OEP_ADDRESS_OF from recursive flags as needed. For
9194 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9195 operands commutatively and only the third one normally.
9196 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9198 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9200 * config/rtems.h (LIB_SPEC): Add -latomic.
9202 2016-04-27 Joel Sherrill <joel@rtems.org>
9204 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9205 xilink.ld and flags not relevant to RTEMS.
9207 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9209 * toplev.c (backend_init_target): Avoid calling init_reload when using
9212 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9214 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9215 for loops rather than one for the whole function.
9217 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9219 * match.pd (X + CST CMP X): New transformation.
9221 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9223 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9224 * fold-const.c (fold_binary_loc): Remove 2 transformations
9225 superseded by match.pd.
9226 * match.pd (x+x -> x*2): Generalize to integers.
9228 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9230 * config/i386/i386.md (operation on memory peephole): Duplicate an
9231 existing peephole and adapt it to match lea rather than an operation
9234 PR rtl-optimization/57193
9235 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9237 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9239 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9241 * tree-if-conv.c (any_pred_load_store): New static variable.
9242 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9243 any_pred_load_store instead of and_mask_load_store.
9244 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9245 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9246 (combine_blocks, tree_if_conversion): Ditto.
9248 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9250 PR tree-optimization/70771
9251 PR tree-optimization/70775
9252 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9253 virtual PHI nodes. Delete parameter.
9254 (if_convertible_loop_p_1): Delete argument to above function.
9255 (predicate_all_scalar_phis): Delete code handling single-argument
9257 (tree_if_conversion): Mark and update virtual SSA.
9259 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9262 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9263 (x86_elf_aligned_common): Rename to ...
9264 (x86_elf_aligned_decl_common): ... this.
9265 Add decl arg. Switch to .lbss for largecomm object. Use
9266 LARGECOMM_SECTION_ASM_OP.
9267 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9269 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9270 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9272 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9273 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9275 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9278 * config/i386/i386.c (SECTION_LARGE): Define.
9279 (x86_64_elf_select_section): Set it for large data/bss sections.
9280 Only clear SECTION_WRITE for .lrodata.
9281 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9283 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9284 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9285 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9287 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9288 * doc/tm.texi: Regenerate.
9290 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9293 * configure.ac (--enable-checking): Document extra flag, for
9294 non-release builds default to --enable-checking=yes,extra.
9295 If misc checking and extra checking, define CHECKING_P to 2 instead
9297 * common.opt (fchecking=): Add.
9298 * doc/invoke.texi (-fchecking=): Document.
9299 * doc/install.texi: Document --enable-checking changes.
9300 * configure: Regenerated.
9301 * config.in: Regenerated.
9303 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9305 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9306 attribute instead of which_alternative.
9307 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9308 Use EXT_REX_SSE_REG_P where appropriate.
9310 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9312 * config/i386/predicates.md (const0_operand): Do not match
9313 const_wide_int code.
9314 (const1_operand): Ditto.
9316 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9318 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9319 for SSE constm1 operands and TARGET_AVX512VL.
9320 (*movti_internal): Ditto.
9321 (*mov<mode>_or): Use constm1_operand predicate.
9322 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9323 for SSE vector_all_ones operands and TARGET_AVX512VL.
9324 * config/i386/predicates.md (constm1_operand): New predicate.
9325 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9326 emission of constant -1 load.
9328 2016-04-25 Jason Merrill <jason@redhat.com>
9330 * gdbinit.in: Skip is-a.h.
9332 * attribs.c (register_scoped_attributes): Fix logic.
9333 * attribs.h: Declare register_scoped_attributes.
9335 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9337 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9338 stxvd2x and stxvw4x built-in functions.
9340 2016-04-25 DJ Delorie <dj@redhat.com>
9342 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9343 (ashrhi3): Likewise.
9344 (lshrhi3): Likewise.
9346 2016-04-25 Richard Biener <rguenther@suse.de>
9348 PR tree-optimization/70780
9349 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9351 (compute_antic): Mark blocks with abnormal preds as visited as
9352 they have a final empty antic-in solution already.
9354 2016-04-25 Michael Collison <michael.collison@linaro.org>
9356 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9358 2016-04-25 Michael Collison <michael.collison@linaro.org>
9360 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9361 mode is VQI to improve mixed mode vectorization.
9362 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9363 define_insn to match low half of signed vaddw.
9364 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9365 define_insn to match high half of signed vaddw.
9366 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9367 define_insn to match low half of unsigned vaddw.
9368 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9369 define_insn to match high half of unsigned vaddw.
9370 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9371 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9372 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9374 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9375 * config/arm/predicates.md (vect_par_constant_high): Support
9376 big endian and simplify by calling
9377 arm_simd_check_vect_par_cnst_half
9378 (vect_par_constant_low): Likewise.
9380 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9382 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9383 predicate for operand 2.
9385 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9386 H.J. Lu <hongjiu.lu@intel.com>
9388 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9389 machine_mode argument.
9390 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9391 constm1_rtx operands. For VOIDmode constants, get mode from
9392 pred_mode. Check mode size if the mode is supported by ABI.
9393 (standard_sse_constant_opcode): Do not use standard_constant_p.
9394 Strictly check ABI support for all-ones operands.
9395 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9396 immediates. Update calls to standard_sse_constant_p.
9397 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9398 (ix86_rtx_costs): Ditto.
9399 * config/i386/i386.md (*movxi_internal_avx512f): Use
9400 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9401 Use (v,BC) alternative instead of (v,C). Use register_operand
9402 checks instead of MEM_P.
9403 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9404 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9405 isa attribute. Use register_operand checks instead of MEM_P.
9406 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9407 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9408 alternative and corresponding sse2 isa attribute.
9409 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9410 to standard_sse_constant_p.
9411 (FP constant splitters): Ditto.
9412 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9414 * config/i386/predicates.md (constm1_operand): Remove.
9415 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9416 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9417 vector_all_ones_operand instead of constm1_operand.
9419 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9421 * print-rtl.c (print_rtx_insn_vec): New function.
9422 * print-rtl.h: New prototype.
9423 * store-motion.c (struct st_expr): Make avail_stores a vector.
9424 (st_expr_entry): Adjust.
9425 (free_st_expr_entry): Likewise.
9426 (print_store_motion_mems): Likewise.
9427 (find_moveable_store): Likewise.
9428 (compute_store_table): Likewise.
9429 (delete_store): Likewise.
9430 (build_store_vectors): Likewise.
9432 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9434 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9436 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9438 * vec.h (vec_safe_contains): New function.
9439 (vec::contains): Likewise.
9440 (vec::begin): Likewise.
9441 (vec::end): Likewise.
9443 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9446 * cfgexpand.c (expand_stack_vars): Fix typo.
9448 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9450 * system.h (list, map, set, vector): Include conditionally.
9451 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9452 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9453 * ipa-icf.c (INCLUDE_LIST): Define.
9454 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9455 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9456 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9457 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9458 * cp/logic.cc (INCLUDE_LIST): Define.
9459 * fortran/trans-common.c (INCLUDE_MAP): Define.
9461 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9463 * auto-profile.c: Remove <string.h> include.
9464 * ipa-icf-gimple.c: Remove <list> include.
9465 * diagnostic.c: Remove <new> include.
9466 * genmatch.c: Likewise.
9467 * pretty-print.c: Likewise.
9468 * toplev.c: Likewise
9469 * c/c-objc-common.c: Likewise.
9470 * cp/error.c: Likewise.
9471 * fortran/error.c: Likewise.
9473 2016-04-22 Richard Biener <rguenther@suse.de>
9475 * lto-streamer-in.c (input_ssa_names): Do not allocate
9476 GIMPLE_NOP for all SSA names.
9477 * lto-streamer-out.c (output_ssa_names): Do not output
9478 SSA names that should have been released.
9480 2016-04-22 Richard Biener <rguenther@suse.de>
9482 PR tree-optimization/70740
9483 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9486 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9489 * config/i386/predicates.md (call_insn_operand): Replace
9490 sibcall_memory_operand with memory_operand.
9492 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9494 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9495 has_single_use() tests.
9496 (register_edge_assert_for_1): Likewise.
9497 (find_assert_locations_1): Check the liveness bitmap instead of
9498 checking has_single_use().
9500 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9503 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9504 Extract AVX-512BW constraint from AVX.
9506 2016-04-21 Richard Biener <rguenther@suse.de>
9508 PR tree-optimization/70725
9509 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9510 for phi_convertible_by_degenerating_args.
9511 (predicate_all_scalar_phis): Handle single-argument PHIs.
9513 2016-04-21 Richard Biener <rguenther@suse.de>
9516 * fold-const.c (fold_comparison): Return properly typed
9519 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9521 PR tree-optimization/70715
9522 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9523 after expanding BASE using expand_simple_operations.
9525 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9527 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9528 New transformations.
9530 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9532 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9534 2016-04-20 Jan Hubicka <jh@suse.cz>
9536 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9537 ultiimate_alias_target.
9538 (update_callee_keys): Likewise.
9539 (lookup_recursive_calls): Likewise.
9540 (speculation_useful_p): Likewise.
9542 2016-04-20 Jan Hubicka <jh@suse.cz>
9545 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9546 (set_nothrow_flag_1): ... this; handle interposition correctly;
9547 recurse on aliases and thunks.
9548 (cgraph_node::set_nothrow_flag): New.
9549 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9550 functions compiled with non-call exceptions that binds to current
9552 (propagate_nothrow): Be safe WRT interposition.
9553 * cgraph.h (set_nothrow_flag): Update prototype.
9555 2016-04-18 Jan Hubicka <jh@suse.cz>
9557 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9558 max_loop_iterations_int.
9559 (tree_unswitch_outer_loop): Likewise.
9561 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9563 PR tree-optimization/69489
9564 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9565 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9566 Revise dump message.
9567 (if_convertible_bb_p): Remove check on edge count of basic block's
9570 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9572 PR tree-optimization/56625
9573 PR tree-optimization/69489
9574 * tree-data-ref.h (DR_INNERMOST): New macro.
9575 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9576 hashing struct innermost_loop_behavior.
9577 (ref_DR_map): Remove.
9578 (innermost_DR_map): New map.
9579 (baseref_DR_map): Revise comment.
9580 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9581 to innermost_DR_map accroding to its innermost loop behavior.
9582 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9583 to its innermost loop behavior.
9584 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9585 Add initialization for innermost_DR_map. Record memory reference
9586 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9587 have innermost loop behavior.
9588 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9591 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9593 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9594 *lea_general_1. Use explicit SWI12 mode interator.
9595 (*lea<mode>_general_2): Rename from *lea_general_2.
9596 Use explicit SWI12 mode interator.
9597 (*lea<mode>_general_3): Rename from *lea_general_3.
9598 Use explicit SWI12 mode interator.
9599 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9600 Use explicit SWI12 mode interator.
9601 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9602 Use explicit SWI48 mode interator.
9604 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9606 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9607 Short-cut unaligned load and store cases. Handle all integer
9609 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9610 and store cases. Call ix86_avx256_split_vector_move_misalign
9611 directly without checking mode class.
9613 2016-04-20 Andrew Pinski <apinski@cavium.com>
9614 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9617 * config/aarch64/aarch64.md (sibcall): Force call
9618 address to be DImode for ILP32.
9619 (sibcall_value): Likewise.
9621 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9623 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9625 2016-04-20 Richard Biener <rguenther@suse.de>
9627 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9628 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9629 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9630 (maybe_push_res_to_seq): Adjust.
9631 * gimple-fold.c (maybe_build_generic_op): Likewise.
9633 2016-04-20 Marek Polacek <polacek@redhat.com>
9635 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9638 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9640 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9641 use kmovw to support AVX512F target.
9643 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9645 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9647 2016-04-20 Marek Polacek <polacek@redhat.com>
9649 PR tree-optimization/70725
9650 * tree-if-conv.c (is_false_predicate): New function.
9651 (predicate_mem_writes): Use it.
9653 2016-04-20 Richard Biener <rguenther@suse.de>
9655 PR tree-optimization/70726
9656 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9657 shift amounts from a pattern stmt operand.
9659 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9662 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9663 stack_restore_from_fpr pattern when restoring r15.
9664 (s390_optimize_prologue): Strip away the memory barrier in the
9665 parallel when trying to get rid of restore insns.
9666 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9667 definition for loading the stack pointer from an FPR. Compared to
9668 the normal move insn this pattern includes a full memory barrier.
9670 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9673 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9674 implicitly linear or lastprivate iterator on the outer context.
9676 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9678 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9680 * config/i386/i386.md (ssememalign): Removed.
9681 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9683 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9686 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9687 const short * to __builtin_ia32_loaddquhi512_mask.
9688 (_mm512_maskz_loadu_epi16): Likewise.
9689 (_mm512_mask_storeu_epi16): Pass short * to
9690 __builtin_ia32_storedquhi512_mask.
9691 (_mm512_mask_loadu_epi8): Pass const char * to
9692 __builtin_ia32_loaddquqi512_mask.
9693 (_mm512_maskz_loadu_epi8): Likewise.
9694 (_mm512_mask_storeu_epi8): Pass char * to
9695 __builtin_ia32_storedquqi512_mask.
9696 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9697 const double * to __builtin_ia32_loadupd512_mask.
9698 (_mm512_mask_loadu_pd): Likewise.
9699 (_mm512_maskz_loadu_pd): Likewise.
9700 (_mm512_storeu_pd): Pass double * to
9701 __builtin_ia32_storeupd512_mask.
9702 (_mm512_mask_storeu_pd): Likewise.
9703 (_mm512_loadu_ps): Pass const float * to
9704 __builtin_ia32_loadups512_mask.
9705 (_mm512_mask_loadu_ps): Likewise.
9706 (_mm512_maskz_loadu_ps): Likewise.
9707 (_mm512_storeu_ps): Pass float * to
9708 __builtin_ia32_storeups512_mask.
9709 (_mm512_mask_storeu_ps): Likewise.
9710 (_mm512_mask_loadu_epi64): Pass const long long * to
9711 __builtin_ia32_loaddqudi512_mask.
9712 (_mm512_maskz_loadu_epi64): Likewise.
9713 (_mm512_mask_storeu_epi64): Pass long long *
9714 to __builtin_ia32_storedqudi512_mask.
9715 (_mm512_loadu_si512): Pass const int * to
9716 __builtin_ia32_loaddqusi512_mask.
9717 (_mm512_mask_loadu_epi32): Likewise.
9718 (_mm512_maskz_loadu_epi32): Likewise.
9719 (_mm512_storeu_si512): Pass int * to
9720 __builtin_ia32_storedqusi512_mask.
9721 (_mm512_mask_storeu_epi32): Likewise.
9722 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
9723 char * to __builtin_ia32_storedquqi256_mask.
9724 (_mm_mask_storeu_epi8): Likewise.
9725 (_mm256_mask_loadu_epi16): Pass const short * to
9726 __builtin_ia32_loaddquhi256_mask.
9727 (_mm256_maskz_loadu_epi16): Likewise.
9728 (_mm_mask_loadu_epi16): Pass const short * to
9729 __builtin_ia32_loaddquhi128_mask.
9730 (_mm_maskz_loadu_epi16): Likewise.
9731 (_mm256_mask_loadu_epi8): Pass const char * to
9732 __builtin_ia32_loaddquqi256_mask.
9733 (_mm256_maskz_loadu_epi8): Likewise.
9734 (_mm_mask_loadu_epi8): Pass const char * to
9735 __builtin_ia32_loaddquqi128_mask.
9736 (_mm_maskz_loadu_epi8): Likewise.
9737 (_mm256_mask_storeu_epi16): Pass short * to.
9738 __builtin_ia32_storedquhi256_mask.
9739 (_mm_mask_storeu_epi16): Pass short * to.
9740 __builtin_ia32_storedquhi128_mask.
9741 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
9742 const double * to __builtin_ia32_loadupd256_mask.
9743 (_mm256_maskz_loadu_pd): Likewise.
9744 (_mm_mask_loadu_pd): Pass onst double * to
9745 __builtin_ia32_loadupd128_mask.
9746 (_mm_maskz_loadu_pd): Likewise.
9747 (_mm256_mask_storeu_pd): Pass double * to
9748 __builtin_ia32_storeupd256_mask.
9749 (_mm_mask_storeu_pd): Pass double * to
9750 __builtin_ia32_storeupd128_mask.
9751 (_mm256_mask_loadu_ps): Pass const float * to
9752 __builtin_ia32_loadups256_mask.
9753 (_mm256_maskz_loadu_ps): Likewise.
9754 (_mm_mask_loadu_ps): Pass const float * to
9755 __builtin_ia32_loadups128_mask.
9756 (_mm_maskz_loadu_ps): Likewise.
9757 (_mm256_mask_storeu_ps): Pass float * to
9758 __builtin_ia32_storeups256_mask.
9759 (_mm_mask_storeu_ps): ass float * to
9760 __builtin_ia32_storeups128_mask.
9761 (_mm256_mask_loadu_epi64): Pass const long long * to
9762 __builtin_ia32_loaddqudi256_mask.
9763 (_mm256_maskz_loadu_epi64): Likewise.
9764 (_mm_mask_loadu_epi64): Pass const long long * to
9765 __builtin_ia32_loaddqudi128_mask.
9766 (_mm_maskz_loadu_epi64): Likewise.
9767 (_mm256_mask_storeu_epi64): Pass long long * to
9768 __builtin_ia32_storedqudi256_mask.
9769 (_mm_mask_storeu_epi64): Pass long long * to
9770 __builtin_ia32_storedqudi128_mask.
9771 (_mm256_mask_loadu_epi32): Pass const int * to
9772 __builtin_ia32_loaddqusi256_mask.
9773 (_mm256_maskz_loadu_epi32): Likewise.
9774 (_mm_mask_loadu_epi32): Pass const int * to
9775 __builtin_ia32_loaddqusi128_mask.
9776 (_mm_maskz_loadu_epi32): Likewise.
9777 (_mm256_mask_storeu_epi32): Pass int * to
9778 __builtin_ia32_storedqusi256_mask.
9779 (_mm_mask_storeu_epi32): Pass int * to
9780 __builtin_ia32_storedqusi128_mask.
9781 * config/i386/i386-builtin-types.def (PCSHORT): New.
9783 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
9784 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
9785 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
9786 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
9787 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
9788 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
9789 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
9790 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
9791 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
9792 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
9793 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
9794 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
9795 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
9796 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
9797 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
9798 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
9799 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
9800 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
9801 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
9802 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
9803 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
9804 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
9805 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
9806 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
9807 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
9808 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
9809 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
9810 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
9811 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
9812 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
9813 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
9814 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
9815 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
9816 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
9817 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
9818 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
9819 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
9820 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
9821 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
9822 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
9823 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
9824 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
9825 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
9826 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
9827 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
9828 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
9829 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
9830 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
9831 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
9833 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
9834 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
9836 (ix86_expand_vector_move_misalign): Likewise.
9837 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
9838 to scalar function prototype for unaligned load/store builtins.
9839 (ix86_expand_special_args_builtin): Updated.
9840 * config/i386/sse.md (UNSPEC_LOADU): Removed.
9841 (UNSPEC_STOREU): Likewise.
9842 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
9843 (VI_ULOADSTORE_F_AVX512VL): Likewise.
9844 (ssescalarsize): Handle V4TI, V2TI and V1TI.
9845 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9846 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
9847 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
9848 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
9849 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
9850 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
9851 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
9852 (<avx512>_storedqu<mode>_mask): Likewise.
9853 (*sse4_2_pcmpestr_unaligned): Likewise.
9854 (*sse4_2_pcmpistr_unaligned): Likewise.
9855 (*mov<mode>_internal): Renamed to ...
9856 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
9857 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
9858 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
9859 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
9861 2016-04-19 Richard Biener <rguenther@suse.de>
9863 PR tree-optimization/70171
9864 * tree-ssa-phiprop.c: Include stor-layout.h.
9865 (phiprop_insert_phi): Handle the aggregate copy case.
9866 (propagate_with_phi): Likewise.
9868 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
9870 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
9871 instead of simplify_gen_subreg (... , 0).
9872 (ix86_delegitimize_address): Ditto.
9873 (ix86_split_divmod): Ditto.
9874 (ix86_split_copysign_const): Ditto.
9875 (ix86_split_copysign_var): Ditto.
9876 (ix86_expand_args_builtin): Ditto.
9877 (ix86_expand_round_builtin): Ditto.
9878 (ix86_expand_special_args_builtin): Ditto.
9879 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
9880 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
9881 (udivmodqi4): Ditto.
9882 (absneg splitters): Ditto.
9883 (*jcc_bt<mode>_1): Ditto.
9885 2016-04-19 Richard Biener <rguenther@suse.de>
9887 PR tree-optimization/70724
9888 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
9889 restoring out from ...
9890 (free_scc_vn): ... here.
9891 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
9892 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
9894 (pass_fre::execute): Restore SSA info.
9896 2016-04-19 Richard Biener <rguenther@suse.de>
9898 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
9899 * gimple-walk.c (walk_gimple_op): Initialize it.
9900 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
9901 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
9902 remapping SSA names of defs.
9903 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
9906 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
9909 * lra-constraints.c (equiv_substition_p): New.
9910 (process_alt_operands): Use it.
9911 (swap_operands): Swap it.
9912 (curr_insn_transform): Update it.
9914 2016-04-18 Michael Matz <matz@suse.de>
9916 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
9917 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
9918 * tree-core.h (tree_type_common.align): Use bit-field.
9919 (tree_type_common.spare): New.
9920 (tree_decl_common.off_align): Make smaller.
9921 (tree_decl_common.align): Use bit-field.
9923 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
9924 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
9925 (scan_sharing_clauses): Ditto.
9926 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9927 (omp_finish_file): Ditto.
9928 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
9929 (layout_decl): Ditto.
9930 (relayout_decl): Ditto.
9931 (finalize_record_size): Use SET_TYPE_ALIGN.
9932 (finalize_type_size): Ditto.
9933 (finish_builtin_struct): Ditto.
9934 (layout_type): Ditto.
9935 (initialize_sizetypes): Ditto.
9936 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
9937 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
9938 (lookup_field_for_decl): Use SET_DECL_ALIGN.
9939 (get_chain_field): Ditto.
9940 (get_trampoline_type): Ditto.
9941 (get_nl_goto_field): Ditto.
9942 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
9944 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
9945 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
9946 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9947 (build_qualified_type): Use SET_TYPE_ALIGN.
9948 (build_aligned_type, build_range_type_1): Ditto.
9949 (build_atomic_base): Ditto.
9950 (build_common_tree_nodes): Ditto.
9951 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
9952 (expand_one_stack_var_at): Ditto.
9953 * coverage.c (build_var): Use SET_DECL_ALIGN.
9954 * except.c (init_eh): Ditto.
9955 * function.c (assign_parm_setup_block): Ditto.
9956 * symtab.c (increase_alignment_1): Ditto.
9957 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
9958 * tree-vect-stmts.c (ensure_base_align): Ditto.
9959 * varasm.c (align_variable): Ditto.
9960 (assemble_variable): Ditto.
9961 (build_constant_desc): Ditto.
9962 (output_constant_def_contents): Ditto.
9964 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
9965 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
9966 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
9967 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
9968 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
9970 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
9973 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
9974 replace %vmovsd with "%vmovq".
9975 (vec_concatv2df): Likewise.
9977 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
9979 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
9980 (*vec_extractv2si_0): Ditto.
9981 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
9982 (zero_extended_scalar_load_operand splitters): Ditto.
9983 (vec_extract splitters): Ditto.
9984 (*vec_extractv4si_0_zext): Ditto.
9985 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
9987 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
9988 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
9989 (*sse4_1_extractps): Use lowpart_subreg.
9990 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
9992 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9994 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
9996 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
9997 Mention Solaris 11 packaging changes.
9998 Update gas and gld requirements.
9999 Remove reference to pre-Solaris 10 bug.
10000 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10002 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10005 2016-04-17 Jan Hubicka <jh@suse.cz>
10007 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10008 max_loop_iterations_int.
10010 2016-04-18 Richard Biener <rguenther@suse.de>
10012 PR tree-optimization/43434
10013 * tree-ssa-structalias.c (struct vls_data): New.
10014 (visit_loadstore): Handle all pointer-based accesses.
10015 (compute_dependence_clique): Compute a bitmap of restrict tags
10016 assigned bases and pass it to visit_loadstore.
10018 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10021 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10022 armv8.1-a and armv8.1-a+crc.
10024 2016-04-18 Richard Biener <rguenther@suse.de>
10026 PR tree-optimization/70701
10027 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10028 references after translating through a memcpy.
10030 2016-04-18 Richard Biener <rguenther@suse.de>
10032 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10033 (compute_antic): ... here. For partial antic use regular
10034 postorder and scrap iteration.
10035 (compute_partial_antic_aux): Remove unused return value.
10036 (init_pre): Do not allocate postorder.
10037 (fini_pre): Do not free postorder.
10039 2016-04-18 Richard Biener <rguenther@suse.de>
10041 PR middle-end/37870
10042 * expmed.c (extract_bit_field_1): Remove broken case
10043 using a wider MODE_INT mode.
10045 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10047 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10048 unless compiling with at least GCC-4.8.
10050 2016-04-17 Jan Hubicka <jh@suse.cz>
10053 * graphite.c (graphite_finalize): Update call to
10054 tree_estimate_probability.
10055 * predict.h (tree_estimate_probability): Update prototype.
10057 2016-04-17 Jan Hubicka <jh@suse.cz>
10059 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10060 (tree_estimate_probability): Likewise.
10061 (pass_profile::execute): Update.
10062 (report_predictor_hitrates): New function.
10063 * profile.c (compute_branch_probabilities): Use it.
10064 * predict.h (report_predictor_hitrates): Declare.
10066 2016-04-17 Jan Hubicka <jh@suse.cz>
10069 * cgraph.h (cgraph_node::set_const_flag,
10070 cgraph_node::set_pure_flag): Update prototype to return bool;
10072 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10073 of interposable symbol are interposable, too.
10074 (cgraph_set_const_flag_1): Rename to ...
10075 (set_const_flag_1): ... this one; change to self recursive function
10076 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10077 clearnig the flag in all variants and also virtual thunks of const
10078 functions are pure; track if any change was done.
10079 (cgraph_node::set_const_flag): Update.
10080 (struct set_pure_flag_info): New struct.
10081 (cgraph_set_pure_flag_1): Rename to ...
10082 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10083 rather than pointer encoded flags; track if any changes was done;
10084 handle correctly clearning flag and setting flag of aliases already
10086 (cgraph_node::set_pure_flag): Update.
10087 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10089 2016-04-17 Tom de Vries <tom@codesourcery.com>
10092 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10093 backslash in label.
10095 2016-04-17 Tom de Vries <tom@codesourcery.com>
10097 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10098 '{}<> ' as escape-for-record.
10100 2016-04-17 Tom de Vries <tom@codesourcery.com>
10102 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10105 2016-04-17 Tom de Vries <tom@codesourcery.com>
10108 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10109 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10110 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10111 * passes.c (finish_optimization_passes): Only call
10112 finish_graph_dump_file if dfi->graph_dump_initialized.
10113 (execute_function_dump, pass_init_dump_file): Use
10114 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10116 2016-04-17 Tom de Vries <tom@codesourcery.com>
10118 PR tree-optimization/70256
10119 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10120 (debug_varmap): New function.
10122 2016-04-17 Tom de Vries <tom@codesourcery.com>
10125 * passes.c (pass_manager::register_pass): Propagate pflags.
10127 2016-04-17 Tom de Vries <tom@codesourcery.com>
10130 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10131 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10132 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10133 check if it's equal to p_start.
10134 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10136 2016-04-15 Jan Hubicka <jh@suse.cz>
10139 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10140 function does not bind to current def.
10141 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10142 handle conservatively calls to functions that does not need to bind
10144 (check_call): Update call of worse_state.
10145 (ignore_edge_for_nothrow): Update.
10146 (ignore_edge_for_pure_const): Likewise.
10147 (propagate_pure_const): Update calls to worse_state.
10148 (skip_function_for_local_pure_const): Reformat comments.
10150 2016-04-15 Jan Hubicka <jh@suse.cz>
10153 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10154 (cgraph_node::function_symbol): Likewise.
10155 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10156 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10157 (symtab_node::ultimate_alias_target): Add REF parameter.
10158 (symtab_node::binds_to_current_def_p): Declare.
10159 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10160 (cgraph_node::function_symbol): Likewise.
10161 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10162 (cgraph_node::get_availability): Likewise.
10163 (cgraph_edge::binds_to_current_def_p): New inline function.
10164 (varpool_node::get_availability): Add REF parameter.
10165 (varpool_node::ultimate_alias_target): Likewise.
10166 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10167 (symtab_node::binds_to_current_def_p): Likewise.
10168 * varpool.c (varpool_node::get_availability): Likewise.
10170 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10173 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10174 Fix mode size check.
10176 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10178 * BASE-VER: Set to 7.0.0.
10180 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10182 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10184 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10186 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10187 architecture revisions.
10189 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10191 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10192 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10193 * config/i386/i386.md (stack decrement to push peepholes): Guard
10194 with !x86_using_red_zone ().
10196 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10199 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10200 to dump_generic_node.
10201 (NIY): Pass also flags to do_niy.
10203 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10205 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10206 (simd_clone_vector_of_formal_parm_types)
10207 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10208 (simd_clone_mangle, simd_clone_create)
10209 (simd_clone_adjust_return_type, create_tmp_simd_array)
10210 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10211 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10212 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10213 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10214 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10215 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10216 * omp-simd-clone.c: ... this new file.
10217 (simd_clone_vector_of_formal_parm_types): Make it static.
10218 * Makefile.in (OBJS): Add omp-simd-clone.o.
10220 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10223 * config/i386/sse.md: Use proper memory operand modifiers.
10226 2016-04-15 Richard Biener <rguenther@suse.de>
10227 Alan Modra <amodra@gmail.com>
10229 PR tree-optimization/70130
10230 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10231 when alignment stays not the same and no not use the realign
10234 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10237 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10238 direct move handlers for KFmode. Change TFmode handlers test from
10239 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10241 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10244 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10245 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10246 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10247 * tree-ssa-live.c (remove_unused_scope_block_p): When
10248 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10249 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10250 block_ultimate_origin is FUNCTION_DECL.
10251 (remove_unused_locals): If current_function_decl is
10252 polymorphic_ctor_dtor_p, pass initial true to
10253 remove_unused_scope_block_p' is_ctor_dtor_block.
10255 2016-04-14 Martin Sebor <msebor@redhat.com>
10260 * doc/extend.texi (Variable Length): Revert.
10262 2016-04-14 Marek Polacek <polacek@redhat.com>
10263 Jan Hubicka <hubicka@ucw.cz>
10266 * tree.c (verify_type): Disable the canonical type of main variant
10269 2016-04-14 Jason Merrill <jason@redhat.com>
10271 * cfgexpand.c, expr.c: Revert previous change.
10273 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10275 PR middle-end/70643
10276 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10277 when building a mem ref for the incoming reduction variable.
10279 2016-04-14 Richard Biener <rguenther@suse.de>
10281 PR tree-optimization/70614
10282 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10283 loop if the evolution dropped to chrec_dont_know.
10284 (interpret_condition_phi): Likewise.
10286 2016-04-14 Richard Biener <rguenther@suse.de>
10288 PR tree-optimization/70623
10289 * tree-ssa-pre.c (changed_blocks): Make global ...
10290 (compute_antic): ... local here. Move and fix worklist
10291 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10292 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10293 worklist handling, dump when ANTIC_IN changed.
10294 (compute_partial_antic_aux): Remove worklist handling.
10295 (init_pre): Do not compute post dominators. Add a comment about
10296 the CFG order chosen.
10297 (fini_pre): Do not free post dominators.
10299 2016-04-13 Martin Sebor <msebor@redhat.com>
10304 * doc/extend.texi (Variable Length): Document C++ specifics.
10306 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10309 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10310 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10311 eh edges have been purged.
10314 * tree-sra.c (create_access_replacement,
10315 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10317 * tree-pretty-print.c (dump_fancy_name): New function.
10318 (dump_decl_name, dump_generic_node): Use it.
10320 2016-04-13 Jason Merrill <jason@redhat.com>
10322 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10323 * expr.c (expand_expr_real_1): Likewise.
10325 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10327 * config/i386/i386.md (kunpckhi): Swap operands.
10328 (kunpcksi): Likewise.
10329 (kunpckdi): Likewise.
10330 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10331 (vec_pack_trunc_<mode>): Likewise.
10333 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10336 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10338 PR middle-end/70633
10339 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10340 gimplification turns some element into non-constant.
10343 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10344 * explow.c (convert_memory_address_addr_space_1): No longer static,
10345 add NO_EMIT argument and don't call convert_modes if true, pass
10346 it down recursively, remove break after return.
10347 (convert_memory_address_addr_space): Adjust caller.
10348 * simplify-rtx.c (simplify_unary_operation_1): Call
10349 convert_memory_address_addr_space_1 instead of convert_memory_address,
10350 if it returns NULL, don't simplify.
10352 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10355 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10357 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10359 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10360 Bump the upper SIMDLEN limits, so that if the return type or
10361 characteristic type if the return type is void can be passed in
10362 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10365 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10368 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10369 Do not use "=" constraint on an input constraint.
10370 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10371 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10372 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10373 generates (neg (abs ...)) instead of (abs ...).
10375 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10377 PR rtl-optimization/70596
10378 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10379 just invalidate LRA data and reset them. Adjust dump wording.
10381 2016-04-12 Martin Liska <mliska@suse.cz>
10384 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10386 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10388 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10389 max_loop_iterations_int.
10390 (tree_unswitch_outer_loop): Likewise.
10391 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10392 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10394 2016-04-12 Tom de Vries <tom@codesourcery.com>
10396 PR tree-optimization/68756
10397 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10398 instead of new_name.
10400 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10402 PR tree-optimization/70602
10403 * tree-sra.c (generate_subtree_copies): Don't write anything into
10404 constant pool decls.
10406 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10407 regardless whether there are depend clauses or not.
10409 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10412 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10413 target attribute and pragma from changing the -mfloat128
10414 and -mfloat128-hardware options.
10416 * doc/extend.texi (Additional Floating Types): Document PowerPC
10417 __float128 restrictions.
10419 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10422 * config/aarch64/driver-aarch64.c
10423 (aarch64_get_extension_string_for_isa_flags): New.
10424 (arch_extension): Rename to...
10425 (aarch64_arch_extension): ...This.
10426 (ext_to_feat_string): Rename to...
10427 (aarch64_extensions): ...This.
10428 (aarch64_core_data): Keep track of architecture extension flags.
10429 (cpu_data): Rename to...
10430 (aarch64_cpu_data): ...This.
10431 (aarch64_arch_driver_info): Keep track of architecture extension
10433 (get_arch_name_from_id): Rename to...
10434 (get_arch_from_id): ...This, change return type.
10435 (host_detect_local_cpu): Update and reformat for renames, handle
10436 extensions through common infrastructure.
10438 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10441 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10442 track of a canonical flag name.
10443 (all_extensions): Likewise.
10444 (arch_to_arch_name): Also track extension flags enabled by the arch.
10445 (all_architectures): Likewise.
10446 (aarch64_parse_extension): Move to here.
10447 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10449 (aarch64_rewrite_selected_cpu): Update for above change.
10450 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10451 are handled, such that the single explicit value enabled by an
10452 extension is kept seperate from the implicit values it also enables.
10453 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10455 (aarch64_parse_extension): New.
10456 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10457 here to config/aarch64/aarch64-protos.h.
10458 (aarch64_parse_extension): Move from here to
10459 common/config/aarch64/aarch64-common.c.
10460 (aarch64_option_print): Update.
10461 (aarch64_declare_function_name): Likewise.
10462 (aarch64_start_file): Likewise.
10463 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10464 the canonical flag for extensions.
10465 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10468 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10470 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10473 2016-04-09 Tom de Vries <tom@codesourcery.com>
10475 PR tree-optimization/68953
10476 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10477 first to last subscript.
10479 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10481 PR tree-optimization/70586
10482 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10485 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10489 PR tree-optimization/70373
10490 PR middle-end/70533
10491 PR middle-end/70534
10492 PR middle-end/70535
10493 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10494 clauses for acc parallel reductions as necessary. Error on those
10496 * omp-low.c (scan_sharing_clauses): Don't install variables which
10497 are used in acc parallel reductions.
10498 (lower_rec_input_clauses): Remove dead code.
10499 (lower_oacc_reductions): Add support for reference reductions.
10500 (lower_reduction_clauses): Remove dead code.
10501 (lower_omp_target): Don't remap variables appearing in acc parallel
10503 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10505 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10507 PR middle-end/70593
10508 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10509 with multiple SSA_NAME defs, force the outputs other than first
10510 to be live before calling live_track_process_def on each output.
10512 PR rtl-optimization/70574
10513 * fwprop.c (forward_propagate_and_simplify): Don't add
10514 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10515 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10516 paradoxical subregs within *loc.
10518 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10520 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10521 -ftree-parallelize-loops={0,1}.
10522 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10523 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10524 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10525 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10526 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10528 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10531 * asan.c (instrument_derefs): If we get unknown location, extract it
10532 with EXPR_LOCATION.
10533 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10535 2016-04-08 Tom de Vries <tom@codesourcery.com>
10537 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10538 implicit firstprivate clause.
10540 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10543 * config/arm/thumb2.md (tst + branch-> lsls + branch
10544 peephole below *orsi_not_shiftsi_si): Require that condition
10545 register is dead after the peephole.
10546 (second peephole after the above): Likewise.
10548 2016-04-08 Alan Modra <amodra@gmail.com>
10551 * builtins.c (fold_builtin_classify): For IBM extended precision,
10552 look at just the high-order double to test for NaN.
10553 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10554 test just the high double for Inf but both doubles for subnormal
10557 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10559 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10560 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10561 node->simdclone->mask_mode != VOIDmode masks.
10562 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10563 earlier, use it instead of node->simdclone.
10564 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10565 Set clonei->mask_mode.
10567 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10570 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10571 Pass it through to cp_parser_already_scoped_statement.
10572 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10573 it through to cp_parser_statement.
10574 (cp_parser_statement): Pass IF_P through to
10575 cp_parser_iteration_statement.
10576 (cp_parser_pragma): Adjust call to
10577 cp_parser_iteration_statement.
10579 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10582 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10583 resolve a future -Wparentheses warning.
10584 * omp-low.c (scan_sharing_clauses): Likewise.
10585 * tree-parloops.c (eliminate_local_variables): Likewise.
10587 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10589 PR rtl-optimization/70398
10590 * lra-constraints.c (process_address_1): Check zero scale and code
10591 for reloading with zero scale.
10593 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10595 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10596 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10598 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10600 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10601 Add support for AVX512F clones, include them by default for
10602 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10603 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10606 PR middle-end/70550
10607 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10608 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10609 firstprivate clauses.
10610 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10611 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10612 (lower_omp_target): Set TREE_NO_WARNING for
10613 non-addressable possibly uninitialized vars which are copied into
10614 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10616 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10618 * config/pa/predicates.md (integer_store_memory_operand): Accept
10619 REG+D operands with a large offset when reload_in_progress is true.
10620 (floating_point_store_memory_operand): Likewise.
10622 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10625 * match.pd (nested int casts): Limit to GIMPLE.
10627 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10630 * ipa-devirt.c (maybe_record_node): Fix comment; use
10631 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10633 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10635 PR rtl-optimization/70542
10636 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10637 if there are any uses other than insn or debug insns.
10639 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10640 Jakub Jelinek <jakub@redhat.com>
10642 PR tree-optimization/70509
10643 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10644 Shift HOST_WIDE_INT_1U instead of 1.
10646 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10648 PR tree-optimization/70509
10649 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10650 of the vector base type for index.
10652 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10655 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10657 2016-04-05 Richard Biener <rguenther@suse.de>
10659 PR tree-optimization/70526
10660 * tree-sra.c (build_ref_for_offset): Use prev_base to
10661 extract the alias pointer type.
10663 2016-04-05 Richard Biener <rguenther@suse.de>
10665 * dse.c (struct store_info): Remove alias_set member.
10666 (struct read_info_type): Likewise.
10667 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10668 spill_deleted, clear_alias_set_lookup): Remove.
10669 (get_group_info): Remove dead base == NULL_RTX case.
10670 (dse_step0): Remove initialization of removed variables.
10671 (delete_dead_store_insn): Reomve alias set dumping.
10672 (free_read_records): Remove alias_set handling.
10673 (canon_address): Remove alias_set_out parameter.
10674 (record_store): Remove spill_alias_set, it's always zero.
10675 (check_mem_read_rtx): Likewise.
10676 (dse_step2): Rename from ...
10677 (dse_step2_nospill): ... this. Adjust.
10678 (scan_stores): Rename from ...
10679 (scan_stores_nospill): ... this.
10680 (scan_reads): Rename from ...
10681 (scan_reads_nospill): ... this.
10682 (scan_stores_spill, scan_reads_spill): Remove.
10683 (dse_step3_scan): Remove for_spills argument which is always false.
10684 (dse_step3): Likewise.
10685 (dse_step5): Rename from ...
10686 (dse_step5_nospill): ... this. Remove alias_set handling.
10687 (rest_of_handle_dse): Adjust.
10689 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10692 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10693 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10694 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10695 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10697 2016-04-05 Richard Biener <rguenther@suse.de>
10699 PR middle-end/70499
10700 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10701 non-register type temporaries into SSA.
10703 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
10706 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
10707 calls when sanitizing.
10708 (possible_polymorphic_call_target_p): Fix formatting.
10710 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10711 Jakub Jelinek <jakub@redhat.com>
10713 PR middle-end/70457
10714 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
10715 to ensure a call statement is compatible with a built-in's
10717 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
10720 2016-04-04 Richard Biener <rguenther@suse.de>
10722 PR rtl-optimization/70484
10723 * rtl.h (canon_output_dependence): Declare.
10724 * alias.c (canon_output_dependence): New function.
10725 * dse.c (record_store): Use canon_output_dependence rather
10726 than canon_true_dependence.
10728 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10731 * cgraph.h (symtab_node::copy_visibility_from): New function.
10732 * symtab.c (symtab_node::copy_visibility_from): New function.
10733 * ipa-visibility.c (optimize_weakref): New function.
10734 (function_and_variable_visibility): Use it.
10736 2016-04-04 Martin Liska <mliska@suse.cz>
10739 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
10740 value that is really in range handled by SBR instruction.
10741 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
10742 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
10743 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
10745 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
10749 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
10750 set, but not for SP_REG operands.
10752 2016-04-02 Martin Sebor <msebor@redhat.com>
10755 * fold-const.c (maybe_nonzero_address): New function.
10756 (fold_comparison): Call it. Fold equality and relational
10757 expressions involving null pointers.
10758 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
10760 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
10762 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
10763 the "Y" constraint (scalar FP 0.0 immediate).
10765 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
10766 Add the "const_double" to the list of operand constraints.
10768 2016-04-01 Jakub Jelinek <jakub@redhat.com>
10770 PR rtl-optimization/70467
10771 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
10772 If low word of the last operand is 0, just emit addition/subtraction
10775 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10778 * config/s390/s390.c (s390_expand_insv): Check for everything
10779 constant instead of just VOIDmode stuff.
10781 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10784 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
10786 2016-04-01 Nathan Sidwell <nathan@acm.org>
10788 * tree.def (TRY_CATCH_EXPR): Correct documentation.
10790 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
10792 PR rtl-optimization/70461
10793 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
10796 2016-03-31 Martin Liska <mliska@suse.cz>
10799 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
10800 a tree value or an immediate integer value to a buffer
10801 that is eventually copied to a BRIG section.
10802 (emit_immediate_operand): Call the function here.
10803 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
10804 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
10805 of class' fields that are removed.
10806 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
10807 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
10808 m_brig_repr_size fields.
10810 2016-03-31 Martin Liska <mliska@suse.cz>
10813 * hsa-gen.c (hsa_function_representation::update_dominance): New
10815 (convert_addr_to_flat_segment): Likewise.
10816 (gen_hsa_memory_set): New alignment argument.
10817 (gen_hsa_ctor_assignment): Likewise.
10818 (gen_hsa_insns_for_single_assignment): Provide alignment
10819 to gen_hsa_ctor_assignment.
10820 (gen_hsa_insns_for_direct_call): Add new argument.
10821 (expand_lhs_of_string_op): New function.
10822 (expand_string_operation_builtin): Likewise.
10823 (expand_memory_copy): New function.
10824 (expand_memory_set): New function.
10825 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
10826 (convert_switch_statements): Change signature.
10827 (generate_hsa): Use a return value of the function.
10828 (pass_gen_hsail::execute): Do not call
10829 convert_switch_statements here.
10830 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
10831 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
10832 (hsa_function_representation::update_dominance): New function.
10834 2016-03-31 Martin Liska <mliska@suse.cz>
10837 * hsa-brig.c (emit_directive_variable): Emit alignment
10838 according to hsa_symbol::m_align.
10839 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
10840 (dump_hsa_symbol): Dump alignment of HSA symbols.
10841 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
10842 (gen_hsa_addr_with_align): New function.
10843 (hsa_bitmemref_alignment): Use newly added function.
10844 (gen_hsa_insns_for_load): Likewise.
10845 (gen_hsa_insns_for_store): Likewise.
10846 (gen_hsa_memory_copy): New argument added.
10847 (gen_hsa_insns_for_single_assignment): Respect
10848 alignment for assignments processed via gen_hsa_memory_copy.
10849 (gen_hsa_insns_for_direct_call): Likewise.
10850 (gen_hsa_insns_for_return): Likewise.
10851 (gen_function_def_parameters): Set default alignment.
10852 * hsa.c (hsa_object_alignment): New function.
10853 (hsa_byte_alignment): Pasted function.
10854 * hsa.h (hsa_symbol::m_align): New field.
10856 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10858 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
10859 scratch field for goto case.
10861 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
10863 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
10865 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
10868 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
10869 (scalar_chain::convert_insn): Call convert_op for reg
10870 moves to handle undefined registers.
10872 2016-03-31 Nathan Sidwell <nathan@acm.org>
10875 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
10876 Assert we don't want to move backwards.
10878 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
10881 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
10883 2016-03-31 Jakub Jelinek <jakub@redhat.com>
10885 PR rtl-optimization/70460
10886 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
10887 with operand from REG_LABEL_OPERAND, instead substitute
10888 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
10889 Don't do anything for REG_NON_LOCAL_GOTO jumps.
10891 2016-03-31 Martin Liska <mliska@suse.cz>
10893 * passes.c (execute_one_pass): Do not call
10894 todo_after for a discarded function.
10896 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10898 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
10899 (no_cost, infinite_cost): Initialize the new field.
10900 (get_computation_cost_at): Record setup cost.
10901 (determine_use_iv_cost_address): Skip cost computation for sub
10902 uses if we can estimate it without losing accuracy.
10904 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10906 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10908 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10909 max_loop_iterations_int.
10910 (tree_unswitch_outer_loop): Likewise.
10911 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10912 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10914 2016-03-30 Richard Biener <rguenther@suse.de>
10916 PR middle-end/70450
10917 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
10919 2016-03-30 Jakub Jelinek <jakub@redhat.com>
10922 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
10923 in gen_blendm expander.
10925 2016-03-30 Nick Clifton <nickc@redhat.com>
10928 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
10929 case where we are already provided with an SImode SUBREG.
10931 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
10934 * config/i386/i386.c (ix86_expand_epilogue): Properly check
10935 conflict between DRAP register and __builtin_eh_return.
10937 2016-03-30 Michael Matz <matz@suse.de>
10938 Richard Biener <rguenther@suse.de>
10941 * ipa-polymorphic-call.c (struct type_change_info): Change
10942 speculative to an unsigned allowing to limit the work we do.
10943 (csftc_abort_walking_p): New inline function..
10944 (check_stmt_for_type_change): Limit the number of may-defs
10945 skipped for speculative devirtualization to
10946 max-speculative-devirt-maydefs.
10947 * params.def (max-speculative-devirt-maydefs): New param.
10948 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
10950 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
10953 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
10956 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
10958 PR tree-optimization/59124
10959 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
10960 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
10962 2016-03-29 Jeff Law <law@redhat.com>
10964 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
10966 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10968 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
10971 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
10973 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
10974 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
10975 gcrt0.o if linking dynamically.
10977 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10980 * ipa-devirt.c (methods_equal_p): New function.
10981 (compare_virtual_tables): Use it.
10982 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
10983 * cgraphclones.c (clone_function_name_1): Use
10984 symbol_table::symbol_suffix_separator.
10985 * coverage.c (build_var): Likewise.
10986 * symtab.c (symbol_table::symbol_suffix_separator): New.
10988 2016-03-29 Jakub Jelinek <jakub@redhat.com>
10990 PR rtl-optimization/70429
10991 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
10992 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
10993 mode != result_mode.
10996 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
10998 PR tree-optimization/70405
10999 * ssa-iterators.h (num_imm_uses): Add missing braces.
11001 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11003 PR rtl-optimization/68695
11004 * ira-color.c (allocno_copy_cost_saving): New.
11005 (improve_allocation): Use it.
11007 2016-03-29 Richard Henderson <rth@redhat.com>
11009 PR middle-end/70355
11010 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11012 2016-03-29 Richard Biener <rguenther@suse.de>
11014 PR middle-end/70424
11015 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11016 use alignment returned by get_pointer_alignment_1 if it is
11017 bigger than BITS_PER_UNIT.
11018 * builtins.c (get_pointer_alignment_1): Do not return true
11019 for alignment extracted from SSA info.
11021 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11023 * config/ft32/ft32.opt (mnodiv): New.
11024 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11025 * doc/invoke.texi (FT32 Options -mnodiv): New.
11027 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11030 * config/i386/i386.md (define_split, andn): Fix modes.
11032 2016-03-26 Richard Biener <rguenther@suse.de>
11033 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11036 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11038 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11039 as 2nd argument to cl_optimization_restore().
11041 2016-03-25 Richard Henderson <rth@redhat.com>
11044 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11045 * config/aarch64/aarch64-protos.h: Declare it.
11046 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11048 2016-03-25 Alan Modra <amodra@gmail.com>
11051 * config/rs6000/constraints.md (j): Simplify.
11052 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11054 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11055 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11056 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11057 in all constraint alternatives.
11058 (movtd_64bit_nodm): Delete "j" constraint alternative.
11060 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11062 * tree-ssa-propagate.c: Enhance docs for
11063 SSA_PROP_NOT_INTERESTING.
11065 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11067 * doc/extend.texi: Fix typo in documentation to pure attribute.
11069 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11072 * config/pa/pa.md (bswapdi2): Use a scratch register.
11074 2016-03-24 Richard Henderson <rth@redhat.com>
11076 PR middle-end/69845
11077 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11080 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11082 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11083 using ix86_expand_binary_operator instead of gen_andsi3.
11085 2016-03-24 Richard Biener <rguenther@suse.de>
11087 PR tree-optimization/70396
11088 * tree-vect-stmts.c (vectorizable_comparison): Use
11089 get_vectype_for_scalar_type.
11091 2016-03-24 Richard Biener <rguenther@suse.de>
11093 PR middle-end/70370
11094 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11095 with register bases.
11097 2016-03-24 Richard Biener <rguenther@suse.de>
11099 PR tree-optimization/70372
11100 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11101 build_all_ones_cst to also handle vector types correctly.
11103 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11106 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11109 2016-03-23 Marek Polacek <polacek@redhat.com>
11112 * doc/invoke.texi: Document -Wignored-attributes.
11114 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11116 PR tree-optimization/69042
11117 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11118 parameter from 30 to 40.
11120 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11122 PR tree-optimization/69042
11123 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11124 for use with constant offset stripped in base.
11126 2016-03-23 Richard Biener <rguenther@suse.de>
11128 PR middle-end/70251
11129 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11130 mode compatibility check.
11131 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11133 2016-03-23 Jeff Law <law@redhat.com>
11135 PR tree-optimization/64058
11136 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11138 (struct ssa_conflicts): Move up earlier in the file.
11139 (conflicts_, var_map_): New static variables.
11140 (initialize_conflict_count): New function to initialize the
11141 CONFLICT_COUNT field for each conflict pair.
11142 (compare_pairs): Lazily initialize the conflict count and use it
11143 as the first tie-breaker.
11144 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11145 and wipe conflicts_ and map_ around the call to qsort. Remove
11146 special case for 2 coalesce pairs.
11147 * bitmap.c (bitmap_count_unique_bits): New function.
11148 (bitmap_count_bits_in_word): New function, extracted from
11150 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11151 * bitmap.h (bitmap_count_unique_bits): Declare it.
11153 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11156 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11157 transparent alias chain for decl assembler name.
11158 * config/sol2.c (solaris_assemble_visibility): Likewise.
11160 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11162 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11164 (v10_fdivs): Likewise.
11165 (v10_fdivd): Likewise.
11167 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11170 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11171 to not call fclose twice on file.
11173 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11175 PR tree-optimization/70354
11176 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11177 oprnd0 is wider than oprnd1 and there is a cast from the wider
11178 type to oprnd1, mask it with the mask of the narrower type.
11181 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11182 Optimize TARGET_STV splitters, if high or low word of last argument
11185 2016-03-22 Jeff Law <law@redhat.com>
11188 tree-ssa-threadbackward.c
11189 (fsm_find_control_statement_thread_paths): Correctly distinguish
11190 between old style jump threads vs FSM jump threads.
11192 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11195 * config/i386/i386.c (scalar_chain::convert_op): Support
11196 uninitialized register usage case.
11198 2016-03-22 Richard Biener <rguenther@suse.de>
11200 PR middle-end/70251
11201 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11203 (capture::gen_transform): ... to change behavior when substituting
11204 a condition into cond or not-cond expr context.
11205 (dt_simplify::gen_1): Adjust.
11206 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11207 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11208 last change and instead change to
11209 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11210 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11212 2016-03-22 Anthony Green <green@moxielogic.com>
11214 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11215 issue for moxiebox targets.
11216 (CC1PLUS_SPEC): Ditto.
11218 2016-03-22 Richard Biener <rguenther@suse.de>
11220 PR middle-end/70333
11221 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11224 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11226 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11228 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11231 * config/i386/i386.c (def_builtin): Handle
11232 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11234 (const struct builtin_description bdesc_special_args[]):
11235 Remove duplicate ISA bits.
11237 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11240 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11241 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11242 in a way that works also for AVX512BW.
11245 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11246 instead of source if operands[1] is xmm16 and above and
11247 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11248 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11251 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11252 on assign if (*from_p) is a comparison, set it to
11253 TREE_NO_WARNING (*from_p).
11255 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11257 PR middle-end/70326
11258 * lra.c (restore_scratches): Ignore deleted insns.
11260 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11261 Jakub Jelinek <jakub@redhat.com>
11263 PR tree-optimization/70317
11264 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11267 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11270 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11271 of ix86_expand_move.
11273 (movti): Use general_operand for operand 1 predicate.
11275 2016-03-21 Martin Liska <mliska@suse.cz>
11277 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11279 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11281 2016-03-21 Martin Liska <mliska@suse.cz>
11284 * ipa-icf.c (sem_function::parse): Skip static
11285 constructors and destructors.
11287 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11290 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11291 function-like macro, peek following token(s) if it is followed
11292 by CPP_OPEN_PAREN token with optional padding in between, and
11293 if not, don't treat it like a macro.
11295 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11296 Alexander Monakov <amonakov@ispras.ru>
11298 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11299 for the stabs debug format.
11301 2016-03-21 Richard Biener <rguenther@suse.de>
11303 PR tree-optimization/70310
11304 * tree-vect-generic.c (expand_vector_condition): Fold the built
11307 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11310 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11311 Block third alternative for AVX-512VL target,
11313 2016-03-21 Martin Liska <mliska@suse.cz>
11316 * hsa-brig.c (emit_function_directives): Mark unemitted
11317 global variables for emission.
11318 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11319 (get_symbol_for_decl): Likewise.
11320 * hsa.h (struct hsa_symbol): New flag.
11322 2016-03-21 Richard Biener <rguenther@suse.de>
11324 PR tree-optimization/70288
11325 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11326 we do not estimate unsimplified all-constant conditionals or
11327 switches as optimized away.
11329 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11331 PR rtl-optimization/69102
11332 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11333 when we have a readonly dependency context.
11335 2016-03-18 Jeff Law <law@redhat.com>
11337 PR rtl-optimization/70263
11338 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11339 (update_equiv_regs): When trying to move a store to after the insn
11340 that sets the source of the store, make sure the store occurs after
11341 the insn that sets the source of the store. When successful note
11342 the REG_EQUIV note created in the dump file.
11344 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11345 Bernd Schmidt <bschmidt@redhat.com>
11347 * doc/extend.texi: Document more potential problems with basic asms.
11349 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11351 PR rtl-optimization/70278
11352 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11355 2016-03-18 Jason Merrill <jason@redhat.com>
11357 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11359 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11361 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11362 values to 128b regs.
11364 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11366 PR tree-optimization/70252
11367 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11368 boolean vector has a proper number of elements.
11369 (supportable_narrowing_operation): Likewise.
11371 2016-03-18 Tom de Vries <tom@codesourcery.com>
11374 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11376 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11378 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11379 instead of replace_rtx for DEBUG_INSNs.
11381 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11383 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11384 load type reservations.
11386 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11389 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11390 define_constraint for "Q" and "T" constraints.
11392 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11394 Tweak the pipeline model for Exynos M1
11396 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11399 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11402 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11403 where one or both locations aren't within a line_map.
11405 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11408 * opts.c (finish_options): Don't set flag_pie to the default if
11409 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11412 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11414 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11415 true as ALL_REGS argument to replace_rtx.
11417 2016-03-17 Richard Biener <rguenther@suse.de>
11420 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11423 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11426 * rtl.h (replace_rtx): Add ALL_REGS argument.
11427 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11428 equality and assert mode is the same, instead of just rtx pointer
11430 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11431 true as ALL_REGS argument to replace_rtx.
11433 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11435 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11436 for boolean vector with vector mode only.
11437 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11439 2016-03-17 Nick Clifton <nickc@redhat.com>
11442 * config/rx/rx.c (rx_print_integer): Print negative constants in
11445 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11448 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11450 2016-03-16 Richard Henderson <rth@redhat.com>
11451 Richard Biener <rguenth@suse.de>
11453 PR middle-end/70240
11454 PR middle-end/68215
11456 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11457 first operand as is_gimple_condexpr.
11459 PR middle-end/70240
11460 PR middle-end/68215
11462 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11463 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11464 Do not gimplify the result.
11465 (do_unop): Adjust call to tree_vec_extract.
11466 (do_binop): Likewise.
11467 (do_compare): Likewise.
11468 (do_plus_minus): Likewise.
11469 (do_negate): Likewise.
11470 (expand_vector_condition): Likewise.
11471 (do_cond): Likewise.
11473 2016-03-16 Richard Henderson <rth@redhat.com>
11476 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11477 (aarch64_classify_address): Use it.
11478 (aarch64_legitimize_address): Force all subexpressions of PLUS
11479 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11481 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11482 Richard Biener <rguenth@suse.de>
11485 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11486 return to even if only REGNO is equal, and assert
11489 2016-03-11 Jeff Law <law@redhat.com>
11491 PR rtl-optimization/70224
11492 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11494 2016-03-16 Richard Henderson <rth@redhat.com>
11496 PR middle-end/70199
11497 * function.h (struct function): Add has_forced_label_in_static.
11498 * gimplify.c (force_labels_r): Set it.
11499 * lto-streamer-in.c (input_struct_function_base): Read it.
11500 * lto-streamer-out.c (output_struct_function_base): Write it.
11501 * tree-inline.c (has_label_address_in_static_1): Remove.
11502 (copy_forbidden): Remove fndecl parameter; test
11503 has_forced_label_in_static.
11504 (inline_forbidden_p): Update call to copy_forbidden.
11505 (tree_versionable_function_p): Likewise.
11506 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11507 (chkp_versioning): Likewise.
11508 * tree-inline.h (copy_forbidden): Update decl.
11510 2016-03-16 Marek Polacek <polacek@redhat.com>
11513 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11514 function being thunked if the result type doesn't have fixed size.
11515 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11516 doesn't have fixed size.
11518 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11520 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11521 reporting malformed loop nest.
11523 2016-03-16 Tom de Vries <tom@codesourcery.com>
11526 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11527 nodes.length () == 1 test to before first nodes[0] access.
11529 2016-03-16 Tom de Vries <tom@codesourcery.com>
11531 PR tree-optimization/68715
11532 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11533 single_pred_p test.
11535 2016-03-16 Tom de Vries <tom@codesourcery.com>
11537 PR tree-optimization/68809
11538 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11541 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11542 Sandra Loosemore <sandra@codesourcery.com>
11544 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11545 on leaf attribute. Mention ELF interposition problems.
11547 2016-03-16 Alan Modra <amodra@gmail.com>
11549 PR rtl-optimization/69195
11550 PR rtl-optimization/47992
11551 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11554 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11557 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11559 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11561 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11563 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11565 PR rtl-optimization/70222
11566 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11567 optimization if mode is different from result_mode, queue up masking
11568 of the result in outer_op. Formatting fix.
11570 PR middle-end/70239
11571 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11574 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11576 PR rtl-optimization/69032
11577 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11578 looping backwards over basic block insns.
11580 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11583 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11584 to non-speculative when propagating trap bits.
11586 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11588 PR rtl-optimization/63384
11589 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11590 DEBUG_INSN_P insns.
11592 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11595 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11596 factored out from ...
11597 (sched_analyze_insn): ... here.
11598 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11599 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11600 get_implicit_reg_pending_clobbers in it.
11601 (setup_id_reg_sets): Use setup_id_implicit_regs.
11602 (deps_init_id): Ditto.
11604 2016-03-15 Tom de Vries <tom@codesourcery.com>
11607 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11609 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11610 execute_function_dump.
11611 (execute_one_pass): Don't dump function if it will be dumped after ipa
11614 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11616 * genrecog.c (match_pattern_2): If pred is NULL don't call
11617 safe_predicate_mode on it.
11619 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11621 PR middle-end/70219
11622 * lra-constraints.c (delete_move_and_clobber): Change assertion
11623 to also allow dregno == 0.
11625 2016-03-14 Richard Henderson <rth@redhat.com>
11628 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11629 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11630 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11631 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11634 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11637 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11639 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11641 * lra-constraints.c (split_reg): For hard regs, try to find the
11642 biggest single-register mode used in the function.
11644 2016-03-14 Richard Biener <rguenther@suse.de>
11646 PR tree-optimization/56365
11647 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11648 constants to compare against.
11650 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11653 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11654 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11655 (define_split for the GPR case): Use int_reg_operand instead of
11656 gpc_reg_operand for the output.
11658 2016-03-14 Tom de Vries <tom@codesourcery.com>
11660 PR tree-optimization/70045
11661 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11662 create_empty_if_region_on_edge argument.
11664 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11666 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11667 (STACK_CHECK_PROTECT): Likewise.
11668 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11669 (STACK_CHECK_PROTECT): Likewise.
11670 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11671 (STACK_CHECK_PROTECT): Likewise.
11672 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11673 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11674 (STACK_CHECK_PROTECT): Likewise.
11676 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11678 PR rtl-optimization/69307
11679 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11680 registers in modes that span more than one register.
11682 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11685 * lra-constraints.c (delete_move_and_clobber): New.
11686 (remove_inheritance_pseudos): Use it.
11688 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11691 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11692 the libcall is LCT_THROW.
11693 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11694 for the checking routine.
11696 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11699 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11700 optimization if we have direct move.
11701 (roundu32<mode>2_fprs): Likewise.
11703 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
11706 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
11708 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
11709 Arguments swapped. All callers changed. Take reg_renumber into
11710 account, and Calculate and compare register ranges for hard regs.
11712 2016-03-11 Jeff Law <law@redhat.com>
11714 PR tree-optimization/70190
11715 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11716 Handle cases where we can not extract the taken edge, even though we
11717 found a constant value.
11719 PR tree-optimization/64058
11720 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
11721 (num_coalesce_pairs): Move up earlier in file.
11722 (find_coalesce_pair): Initialize the INDEX field for each pair
11724 (compare_pairs): No longer sort on the elements in each pair.
11725 Instead break ties with the index of the coalesce pair.
11727 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11730 * config/aarch64/aarch64-protos.h
11731 (aarch64_save_restore_target_globals): New prototype.
11732 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
11733 Call the above when popping pragma.
11734 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
11736 (aarch64_set_current_function): Rewrite using the above.
11738 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11740 PR tree-optimization/70177
11741 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
11742 (extract_ops_from_tree): ... this. In the 2 argument
11743 overload remove _1 suffix.
11744 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
11745 (extract_ops_from_tree): ... this.
11746 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
11748 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11749 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
11750 extract_ops_from_tree instead of 2 operand one.
11752 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
11754 PR tree-optimization/70013
11755 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
11756 for constant-pool entries.
11758 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11760 PR rtl-optimization/70174
11761 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
11762 followed by gen_lowpart on force_reg instead of just gen_lowpart.
11764 PR tree-optimization/70169
11765 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
11766 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
11769 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11770 Jakub Jelinek <jakub@redhat.com>
11773 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
11774 of uninitialized values.
11776 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11778 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
11780 ("*trunctddd2"): New pattern definition.
11781 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
11784 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11786 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
11787 definitions for BFP and DFP rounding modes.
11788 ("fixuns_truncdddi2", "fixuns_trunctddi2")
11789 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
11790 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
11791 ("fix_trunctf<mode>2"): Use the new constants instead of magic
11794 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11796 * config/s390/constraints.md: Adjust comment.
11797 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
11798 s390_decompose_addrstyle_without_index.
11799 * config/s390/predicates.md (shift_count_or_setmem_operand):
11800 Rename to setmem_operand.
11801 * config/s390/s390-protos.h
11802 (s390_decompose_shift_count): Rename to
11803 s390_decompose_addrstyle_without_index.
11804 * config/s390/s390.c (s390_decompose_shift_count)
11805 (s390_mem_constraint, print_shift_count_operand)
11806 (print_operand_address, print_operand): Rename
11807 s390_decompose_shift_count to
11808 s390_decompose_addrstyle_without_index and rename
11809 print_shift_count_operand to print_addrstyle_operand troughout the
11811 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
11812 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
11813 Rename shift_count_or_setmem_operand to setmem_operand.
11814 * config/s390/vx-builtins.md ("vec_insert<mode>")
11815 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
11818 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11821 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11822 Handle overlapping retval and newval.
11824 2016-03-10 Nick Clifton <nickc@redhat.com>
11827 * config/aarch64/aarch64.c
11828 (aarch64_override_options_after_change_1): When forcing
11829 flag_omit_frame_pointer to be true, use a special value that can
11830 be detected if this function is called again, thus preventing
11831 flag_omit_leaf_frame_pointer from being forced to be false.
11833 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11835 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
11836 Set x_flag_omit_leaf_frame_pointer when handling
11837 -momit-leaf-frame-pointer.
11839 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11842 * cgraph.c (cgraph_node::dump): Dump split_part and
11843 indirect_call_target.
11844 * cgraph.h (cgraph_node): Add indirect_call_target flag.
11845 * ipa.c (has_addr_references_p): Cleanup.
11846 (is_indirect_call_target_p): New.
11847 (walk_polymorphic_call_targets): Do not mark virtuals that may be
11848 called indirectly as local.
11849 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
11851 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11854 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11855 on cxa_pure_virtual.
11857 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11860 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
11862 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11865 * tree.c (need_assembler_name_p): Only record main variant type names.
11867 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11870 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
11871 Always define to 0 or 1.
11872 (TARGET_FIX_ERR_A53_843419): New macro.
11873 * config/aarch64/aarch64-elf-raw.h
11874 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
11875 * config/aarch64/aarch64-linux.h: Likewise.
11876 * config/aarch64/aarch64.c
11877 (aarch64_override_options_after_change_1): Do not default
11878 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
11880 (aarch64_attributes): Handle fix-cortex-a53-843419.
11881 (aarch64_can_inline_p): Likewise.
11882 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
11884 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
11885 Jakub Jelinek <jakub@redhat.com>
11887 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
11888 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
11889 DECL_COMMONS if flag_unconstrained_commons is set.
11890 * tree-dfa.c (get_ref_base_and_extent): Likewise.
11891 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
11892 (funconstrained-commons): Document.
11894 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11896 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
11897 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
11899 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
11901 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
11902 has a proper number of elements.
11904 2016-03-10 Alan Modra <amodra@gmail.com>
11906 PR rtl-optimization/69195
11907 PR rtl-optimization/47992
11908 * ira.c (recorded_label_ref): Delete.
11909 (update_equiv_regs): Return void.
11910 (indirect_jump_optimize): New function.
11911 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
11912 before regstat_compute_ri. Don't rebuild_jump_labels here.
11913 Delete update_regstat.
11915 2016-03-10 Richard Biener <rguenther@suse.de>
11917 PR tree-optimization/70128
11918 * tree-ssa-structalias.c (set_uids_in_ptset): Set
11919 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
11921 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11923 PR tree-optimization/70152
11924 * tree-sra.c (replace_removed_params_ssa_names): Copy over
11925 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
11928 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
11929 instead of gen_sse2_loadlpd.
11930 * config/i386/sse.md (*vec_concatv2df): Rename to...
11931 (vec_concatv2df): ... this.
11933 PR tree-optimization/70127
11934 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
11936 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11940 * diagnostic-show-locus.c (compatible_locations_p): New function.
11941 (layout::layout): Sanitize ranges using compatible_locations_p.
11943 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11947 * diagnostic-show-locus.c (layout_range::layout_range): Replace
11948 location_range param with three const expanded_locations * and a
11950 (layout::layout): Replace call to
11951 rich_location::lazily_expand_location with get_expanded_location.
11952 Extract the range and perform location expansion here, passing
11953 the results to the layout_range ctor.
11954 * diagnostic.c (source_range::debug): Delete.
11955 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
11956 of rich_location::get_expanded_location.
11957 * gcc-rich-location.c (get_range_for_expr): Delete.
11958 (gcc_rich_location::add_expr): Reimplement to avoid the
11959 rich_location::add_range overload that took a location_range,
11960 passing a location_t instead.
11962 2016-03-09 Richard Biener <rguenther@suse.de>
11963 Jakub Jelinek <jakub@redhat.com>
11965 PR tree-optimization/70138
11966 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11967 Also skip vect_double_reduction_def.
11969 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11972 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
11973 if the operand is "m".
11975 2016-03-09 Nathan Sidwell <nathan@acm.org>
11977 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
11979 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11981 * config/i386/i386.c (processor_target_table): Fix cost table
11982 intialization order for znver1.
11984 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11986 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
11987 - becuase -> because.
11988 * ipa-reference.c (ignore_module_statics): Likewise.
11989 * cgraph.c (cgraph_node::get_body): Likewise.
11990 * ipa-inline.c (early_inliner): Likewise.
11991 * ipa-devirt.c (types_same_for_odr): Likewise.
11992 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
11993 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
11995 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11997 * tree-ssa-math-opts.c: Fix typo in comment.
11999 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12002 * config/i386/i386.c (scalar_chain::make_vector_copies,
12003 scalar_chain::convert_reg): Call end_sequence in between
12004 get_insns and emit_conversion_insns rather than after both
12007 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12010 * config/i386/i386.h (machine_function): Add
12011 pc_thunk_call_expanded flag.
12012 (ix86_pc_thunk_call_expanded): New define.
12013 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12014 (*set_got): Rename insn pattern from set_got.
12015 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12016 * config/i386/i386.c (ix86_compute_frame_layout): Use
12017 ix86_pc_thunk_call_expanded to prevent red-zone.
12019 2016-03-07 Martin Jambor <mjambor@suse.cz>
12021 * hsa.h (hsa_get_ctor_statements): Declare.
12022 (hsa_get_dtor_statements): Likewise.
12023 (hsa_get_kernel_dispatch_type): Likewise.
12024 * hsa.c (hsa_get_ctor_statements): New function.
12025 (hsa_get_dtor_statements): Likewise.
12026 (hsa_get_kernel_dispatch_type): Likewise.
12027 * hsa-brig.c (hsa_cdtor_statements): Removed.
12028 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12029 hsa_get_dtor_statements.
12030 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12031 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12033 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12035 * config/arm/arm-cores.def (cortex-r8): New.
12036 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12037 * config/arm/arm-tune.md: Likewise.
12038 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12040 2016-03-07 Martin Sebor <msebor@redhat.com>
12042 PR rtl-optimization/19705
12043 * doc/invoke.texi (Options That Control Optimization): Clarify
12044 -fno-branch-count-reg.
12046 2016-02-26 Richard Biener <rguenther@suse.de>
12047 Jeff Law <law@redhat.com>
12049 PR tree-optimization/69740
12050 * cfghooks.c (remove_edge): Request loop fixups if we delete
12051 an edge that might turn an irreducible loop into a natural
12053 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12054 Move after definition of loops_state_clear.
12056 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12058 PR rtl-optimization/69052
12059 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12062 2016-03-07 Tom de Vries <tom@codesourcery.com>
12064 PR tree-optimization/70116
12065 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12066 is_tm_ending stmts and ubsan/asan internal functions.
12067 (find_duplicate): Use it. Don't test is_tm_ending here.
12069 2016-03-07 Richard Biener <rguenther@suse.de>
12071 PR tree-optimization/70115
12072 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12073 (propagate_constants_for_unrolling): Use replace_uses_by.
12075 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12077 PR middle-end/69916
12078 * omp-low.c (struct oacc_loop): Add ifns.
12079 (new_oacc_loop_raw): Initialize it.
12080 (finish_oacc_loop): Clear mask & flags if no ifns.
12081 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12082 (oacc_loop_xform_loop): Add ifns arg & adjust.
12083 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12085 2016-03-07 Richard Henderson <rth@redhat.com>
12088 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12089 (insert_value_copy_on_edge): Likewise.
12091 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12093 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12095 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12098 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12100 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12102 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12104 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12106 Fix sseimul type attribute.
12107 * config/i386/znver1.md
12108 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12109 znver1_sseimul_avx256_load) : Fix the type attribute.
12110 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12111 pipe usage and latency.
12113 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12116 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12117 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12120 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12123 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12125 PR rtl-optimization/69941
12126 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12127 the reg share its mode.
12129 2016-03-04 Jeff Law <law@redhat.com>
12131 PR tree-optimization/69196
12132 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12133 If the both SSA_NAMEs are anonymous, then consider them unassociated
12134 and include the PHI in the statement count.
12136 2016-03-05 Tom de Vries <tom@codesourcery.com>
12138 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12139 construct in oacc routine. Check for oacc region in oacc routine.
12141 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12144 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12145 2016-02-22 changes, instead don't recurse if RECUR is already true.
12146 Don't change *dynamic_check if RECUR. Adjust recursive caller
12147 to pass true to the new argument.
12148 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12151 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12152 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12154 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12156 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12158 PR rtl-optimization/57676
12159 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12160 with flag_checking.
12162 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12164 * tree-vect-patterns.c (search_type_for_mask): Handle
12165 comparison of booleans.
12167 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12169 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12173 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12174 all other ops that have dw_val_class_die_ref operands,
12175 and DW_OP_GNU_entry_value.
12177 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12179 PR rtl-optimization/69904
12180 * config/arm/arm.c (arm_cannot_copy_insn_p):
12181 Return true for load-exclusive instructions.
12183 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12186 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12187 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12188 the pattern no matter if it is used just by non-pattern, pattern
12190 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12191 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12192 oprnd1 def_stmt is in pattern, don't look through it.
12194 2016-03-03 Marek Polacek <polacek@redhat.com>
12196 PR middle-end/70050
12197 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12199 2016-03-03 Martin Liska <mliska@suse.cz>
12201 PR tree-optimization/70043
12202 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12203 previous statement if we see a debug statement.
12205 2016-03-03 Richard Biener <rguenther@suse.de>
12207 PR tree-optimization/55936
12208 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12209 parameter and guard unsafe equivalence use.
12210 (vrp_evaluate_conditional_warnv_with_ops): Always use
12211 safe equivalences but not via the quadratic compare_names
12214 2016-03-03 Michael Collison <michael.collison@linaro.org>
12217 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12218 for operand 1 to s_register_operand. Change predicate for operand
12219 2 to arm_not_immediate_operand.
12221 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12223 * doc/tm.texi: Regenerated.
12225 2016-03-02 Richard Henderson <rth@redhat.com>
12228 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12229 simplification when all args are positive non-fixed registers.
12231 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12233 * target.def (lra_p): Specify that new ports should use LRA.
12235 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12238 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12239 gimplify_type_sizes the type they refer to.
12240 (omp_notice_variable): Handle reference vars to VLAs.
12241 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12242 reference to VLA decls in the second pass instead of first pass.
12244 2016-03-02 Tom de Vries <tom@codesourcery.com>
12246 PR tree-optimization/68659
12247 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12248 new_expr == NULL_TREE.
12249 (get_new_name): Handle ADDR_EXPR.
12251 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12253 PR rtl-optimization/69052
12254 * loop-invariant.c (canonicalize_address): New function.
12255 (inv_can_prop_to_addr_use): Check validity of address expression
12256 which is canonicalized by above function.
12258 2016-03-02 Alan Modra <amodra@gmail.com>
12261 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12264 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12267 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12268 (*movhi_internal): Put mask moves from and to memory separately
12269 from moves from/to GPRs.
12271 2016-03-02 Richard Biener <rguenther@suse.de>
12273 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12274 GENERIC expressions in GIMPLE.
12276 2016-03-02 Richard Biener <rguenther@suse.de>
12278 * config/i386/i386.c (type_natural_mode): Fix typo.
12280 2016-03-02 Nick Clifton <nickc@redhat.com>
12282 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12284 2016-03-02 Richard Biener <rguenther@suse.de>
12285 Uros Bizjak <ubizjak@gmail.com>
12288 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12290 2016-03-02 Richard Biener <rguenther@suse.de>
12292 PR middle-end/67278
12293 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12295 2016-03-02 Marek Polacek <polacek@redhat.com>
12298 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12299 "is promoted to" warning.
12301 2016-03-01 DJ Delorie <dj@redhat.com>
12303 * config.gcc: Deprecate mep-*.
12305 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12307 PR middle-end/70025
12308 * lra-constraints.c (regno_val_use_in): New.
12309 (match_reload): Use it instead of regno_use_in.
12311 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12313 PR rtl-optimization/70007
12314 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12315 references present in REG_EQUAL notes attached to non-SET patterns.
12317 2016-03-01 Jeff Law <law@redhat.com>
12319 PR tree-optimization/69196
12320 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12321 Appropriately clamp the number of statements to copy when the
12322 thread path does not traverse a loop backedge.
12324 PR tree-optimization/69196
12325 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12326 Do count some PHIs in the thread path against the insn count. Decrease
12327 final statement count by one as the control statement in the last
12328 block will get removed. Remove special cased code for handling PHIs
12331 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12334 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12335 asm dialect alternatives to explicit GOTPCREL calls.
12337 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12340 * ira.c (do_reload): Issue warning for generic stack checking here...
12341 * reload1.c (reload): ...instead of here and streamline it.
12343 2016-03-01 Nick Clifton <nickc@redhat.com>
12345 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12347 2016-03-01 Richard Biener <rguenther@suse.de>
12349 PR tree-optimization/69983
12350 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12351 types and fall back to operand_equal_p.
12353 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12356 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12358 * config/s390/constraints.md ("jm8"): New constraint.
12359 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12361 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12363 ("*setmem_long<setmem_and>"): New pattern.
12364 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12366 ("*setmem_long_31z<setmem_and>"): New pattern.
12367 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12368 New substitution rules with the required attributes.
12371 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12374 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12376 * gensupport.c (process_substs_on_one_elem): Split loop to
12377 complete mark_operands_used_in_match_dup on all expressions in the
12379 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12380 and remove function.
12382 2016-03-01 Richard Biener <rguenther@suse.de>
12384 PR middle-end/70022
12385 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12386 vector BIT_FIELD_REF extract.
12388 2016-03-01 Richard Biener <rguenther@suse.de>
12390 PR tree-optimization/69994
12391 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12393 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12395 PR tree-optimization/69956
12396 * tree-vect-stmts.c (supportable_widening_operation): Support
12397 multi-step conversion of boolean vectors.
12398 (supportable_narrowing_operation): Likewise.
12400 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12402 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12405 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12407 * config/s390/subst.md (DSI_VI): New mode iterator.
12408 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12409 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12410 the insn definition.
12411 ("*vec_set<mode>"): Change predicate and add alternative to
12412 support only either register or const_int operands as element
12414 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12416 ("vec_extract<mode>"): New expander.
12417 ("*vec_extract<mode>"): New insn definition supporting reg and
12418 const_int element selectors.
12419 ("*vec_extract<mode>_plus"): New insn definition supporting
12420 reg+const_int element selectors.
12421 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12422 following expander+insn definition.
12423 ("<vec_shifts_name><mode>3"): New expander.
12424 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12426 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12428 * config/s390/s390.md ("*tabort_1"): Change predicate to
12429 nonmemory_operand. Add a second alternative to cover
12430 register as well as const int operands.
12431 ("*tabort_1_plus"): New pattern definition.
12433 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12435 * config/s390/s390.md ("*ashrdi3_cc_31")
12436 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12437 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12438 Merge insn definitions into ...
12439 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12440 New pattern definition.
12441 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12442 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12443 ("*ashr<mode>3_and"): Merge insn definitions into ...
12444 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12445 New pattern definition.
12446 * config/s390/subst.md ("addr_style_op_cc_subst")
12447 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12448 substitutions patterns plus attributes.
12449 Add ashiftrt to SUBST iterator.
12451 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12453 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12454 op2 to nonmemory_operand.
12455 ("*<shift>di3_31", "*<shift>di3_31_and"):
12456 Merge into single pattern definition ...
12457 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12458 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12459 pattern definition ...
12460 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12461 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12464 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12466 * config/s390/predicates.md (const_int_6bitset_operand): New
12468 * config/s390/s390.md: Include subst.md.
12469 ("rotl<mode>3"): New expander.
12470 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12472 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12473 * config/s390/subst.md: New file.
12475 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12477 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12478 Remove RRR type. It doesn't really exist.
12479 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12481 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12482 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12483 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12484 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12485 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12486 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12487 `enabled' attribute.
12489 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12491 * gensupport.c (process_substs_on_one_elem): Split loop to
12492 complete mark_operands_used_in_match_dup on all expressions in the
12494 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12495 and remove function.
12497 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12500 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12501 (CEIL_NWORDS): ...this. Use CEIL macro.
12502 (compute_fp_layout): Adjust to above renaming.
12503 (function_arg_union_value): Likewise.
12504 (sparc_arg_partial_bytes): Likewise.
12505 (sparc_function_arg_advance): Likewise.
12507 2016-02-29 Jeff Law <law@redhat.com>
12509 PR tree-optimization/70005
12510 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12511 where an object with a boolean range is compared against a value
12514 PR tree-optimization/69999
12515 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12516 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12519 2016-02-29 Richard Biener <rguenther@suse.de>
12521 PR tree-optimization/69994
12522 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12523 (get_unary_op): Look through nop conversions.
12524 (ops_equal_values_p): New function, look for equality diregarding
12526 (eliminate_plus_minus_pair): Use ops_equal_values_p
12527 (repropagate_negates): Do not use get_unary_op here.
12529 2016-02-29 Martin Liska <mliska@suse.cz>
12531 * system.h: Poison ENABLE_CHECKING macro.
12533 2016-02-29 Martin Liska <mliska@suse.cz>
12535 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12536 is presented in dump flags.
12537 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12538 (hsa_regalloc): Likewise.
12540 2016-02-19 Richard Biener <rguenther@suse.de>
12542 PR tree-optimization/69980
12543 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12544 permutation of those we need to keep.
12546 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12549 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12550 (NWORDS_UP): ...this
12551 (init_cumulative_args): Minor tweaks.
12552 (sparc_promote_function_mode): Likewise.
12553 (scan_record_type): Delete.
12554 (traverse_record_type): New function template.
12555 (classify_data_t): New structure type.
12556 (classify_registers): New inline function.
12557 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12558 exhausted. Instantiate traverse_record_type on classify_registers and
12559 deal with the case of a structure passed in slot #15 with no FP field
12561 (assign_data_t): New structure type.
12562 (compute_int_layout): New static function.
12563 (compute_fp_layout): Likewise.
12564 (count_registers): New inline function.
12565 (assign_int_registers): New static function.
12566 (assign_fp_registers): Likewise.
12567 (assign_registers): New inline function.
12568 (function_arg_record_value_1): Delete.
12569 (function_arg_record_value_2): Likewise.
12570 (function_arg_record_value_3): Likewise.
12571 (function_arg_record_value): Adjust to above changes. Instantiate
12572 traverse_record_type on count_registers to first count the number of
12573 registers to be used and then on assign_registers to assign them.
12574 (function_arg_union_value): Adjust to above renaming.
12575 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12576 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12577 case of a structure passed in slot #15
12578 (sparc_function_arg_advance): Likewise.
12579 (function_arg_padding): Minor tweak.
12581 2016-02-29 Richard Biener <rguenther@suse.de>
12583 PR tree-optimization/69720
12584 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12585 the adjustment_def path for possibly vectorized defs.
12586 (vect_create_epilog_for_reduction): Handle vectorized initial
12589 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12591 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12593 2016-02-27 Jeff Law <law@redhat.com>
12596 2016-02-26 Richard Biener <rguenther@suse.de>
12597 Jeff Law <law@redhat.com>
12599 PR tree-optimization/69740
12600 * cfghooks.c (remove_edge): Request loop fixups if we delete
12601 an edge that might turn an irreducible loop into a natural
12604 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12606 PR rtl-optimization/69896
12607 * tree-vect-generic.c (get_compute_type): Avoid single element
12610 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12612 Rename the AArch64 tuning option and related functions to enable the
12613 Newton series for the reciprocal square root to reflect its
12614 approximative characteristic.
12616 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12617 function to "aarch64_emit_approx_rsqrt".
12618 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12619 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12620 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12621 (xgene1_tunings): Likewise.
12622 (use_rsqrt_p): Likewise.
12623 (aarch64_emit_swrsqrt): Use new function name.
12624 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12625 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12626 text explaining this option.
12627 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12629 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12632 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12633 complain about -mallow-movmisalign without -mvsx if
12634 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12636 2016-02-26 Joel Sherrill <joel@rtems.org>
12638 * config.gcc: Add x86_64-*-rtems*.
12639 * config/i386/rtems-64.h: New file.
12641 2016-02-26 Joel Sherrill <joel@rtems.org>
12643 * config.gcc: Add aarch64-*-rtems*.
12644 * config/aarch64/rtems.h: New file.
12646 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12649 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12650 shift amount using %h. Add comment.
12652 2016-02-26 Richard Biener <rguenther@suse.de>
12653 Jeff Law <law@redhat.com>
12655 PR tree-optimization/69740
12656 * cfghooks.c (remove_edge): Request loop fixups if we delete
12657 an edge that might turn an irreducible loop into a natural
12660 2016-02-26 Martin Jambor <mjambor@suse.cz>
12662 PR middle-end/69920
12663 * tree-sra.c (sra_modify_assign): Do not remove loads of
12664 uninitialized aggregates to SSA_NAMEs.
12666 2016-02-26 Richard Henderson <rth@redhat.com>
12669 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12670 pseudo in case the target rtx matches the source of the left
12673 2016-02-26 Martin Jambor <mjambor@suse.cz>
12676 * hsa.h (hsa_type_packed_p): Declare.
12677 * hsa.c (hsa_type_packed_p): New function.
12678 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12680 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12681 * hsa-brig.c (emit_basic_insn): Likewise.
12683 2016-02-26 Martin Jambor <mjambor@suse.cz>
12686 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12688 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12690 2016-02-26 Martin Jambor <mjambor@suse.cz>
12692 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12693 hsa_op_with_type operands.
12694 (hsa_unsigned_type_for_type): Declare.
12695 * hsa.c (hsa_unsigned_type_for_type): New function.
12696 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12697 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12698 the finalizer. Do not emit extra move.
12700 2016-02-26 Martin Jambor <mjambor@suse.cz>
12702 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12703 atomic operations in private segment.
12705 2016-02-26 Martin Jambor <mjambor@suse.cz>
12707 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
12708 statements to wi->info. Also disallow omp simd constructs.
12709 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
12710 for not gridifying. Dump special string for omp_for.
12712 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12715 * config/aarch64/aarch64.c (aarch64_set_current_function):
12716 Save/restore target globals when switching to
12717 target_option_default_node.
12719 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12722 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
12723 Return 0 if !SHIFT_COUNT_TRUNCATED.
12725 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12726 Eric Botcazou <ebotcazou@adacore.com>
12728 PR rtl-optimization/69891
12729 * dse.c (scan_insn): If we can't figure out memset arguments
12730 or they are non-constant, call clear_rhs_from_active_local_stores.
12732 2016-02-26 Martin Liska <mliska@suse.cz>
12734 * doc/extend.texi: Mention clog10, clog10f an clog10l
12735 in Builtins section.
12737 2016-02-26 Martin Liska <mliska@suse.cz>
12739 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
12741 (resolve_args_picking_1): Likewise.
12742 * dwarf2out.h (struct GTY): Likewise.
12744 2016-02-26 Martin Liska <mliska@suse.cz>
12746 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
12747 with flag_checking.
12748 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12750 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
12751 Martin Liska <mliska@suse.cz>
12753 * doc/install.texi: Mention --enable-valgrind-annotations.
12755 2016-02-26 Richard Biener <rguenther@suse.de>
12757 PR tree-optimization/69551
12758 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
12759 looking through aliases adjust DECL_PT_UID to refer to the
12760 ultimate alias target.
12762 2016-02-25 Martin Liska <mliska@suse.cz>
12764 PR middle-end/69919
12765 * alloc-pool.c (after_memory_report): New variable.
12766 * alloc-pool.h (base_pool_allocator ::release): Do not use
12767 the infrastructure if after_memory_report.
12768 * toplev.c (toplev::main): Mark after memory report.
12770 2016-02-25 Richard Biener <rguenther@suse.de>
12772 PR tree-optimization/48795
12773 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
12775 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
12778 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
12779 offloading is enabled and -fopenacc or -fopenmp is specified.
12780 (CRTOFFLOADEND): Likewise.
12781 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
12782 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
12783 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
12784 (offload_objects_file_name): New static var.
12785 (tool_cleanup): Remove offload_objects_file_name file.
12786 (find_offloadbeginend): Replace with ...
12787 (find_crtoffloadtable): ... this.
12788 (run_gcc): Remove offload_argc and offload_argv.
12789 Get offload_objects_file_name from -foffload-objects=... option.
12790 Read names of object files with offload from this file, pass them to
12791 compile_images_for_offload_targets. Don't call find_offloadbeginend and
12792 don't pass offloadbegin and offloadend to the linker. Don't pass
12793 offload non-LTO files to the linker, because now they're not claimed.
12795 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
12798 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12799 on builtin_unreachable.
12801 2016-02-25 Jakub Jelinek <jakub@redhat.com>
12803 PR rtl-optimization/69896
12804 * regcprop.c: Include cfgrtl.h.
12805 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
12806 than remembered mode, either delete it (if noop_move_p), or
12807 treat like copy_p but not noop_p instruction.
12809 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12812 * dwarf2out.c (gen_variable_die): Work around buggy LTO
12813 - allow NULL decl for Fortran DW_TAG_common_block variables.
12815 2016-02-24 Jason Merrill <jason@redhat.com>
12817 * common.opt (flifetime-dse): Add -flifetime-dse=1.
12819 2016-02-24 Richard Biener <rguenther@suse.de>
12820 Jakub Jelinek <jakub@redhat.com>
12822 PR middle-end/69760
12823 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
12824 conditionally executed ops to well-defined overflow behavior.
12826 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12828 PR middle-end/69915
12829 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
12832 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12834 PR rtl-optimization/69886
12835 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
12836 argument. Use it when checking validity of set instructions.
12837 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
12838 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
12840 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
12841 * store-motion.c (find_moveable_store): Update
12842 can_assign_to_reg_without_clobbers_p callsite.
12844 2016-02-24 Richard Biener <rguenther@suse.de>
12846 PR middle-end/68963
12847 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
12849 (record_nonwrapping_iv): Do not fall back to the low/high bound
12850 for non-constant IV bases if the stmt is not always executed.
12852 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12854 * config/arm/arm-cores.def (cortex-a32): New entry.
12855 * config/arm/arm-tables.opt: Regenerate.
12856 * config/arm/arm-tune.md: Regenerate.
12857 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
12858 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
12859 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
12860 for -mcpu and -mtune.
12862 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12865 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
12866 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
12867 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
12868 (atomic_loaddi_1): Delete.
12869 (atomic_loaddi): Rewrite expander using the above changes.
12871 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12874 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
12877 2016-02-24 Jakub Jelinek <jakub@redhat.com>
12878 Richard Biener <rguenth@suse.de>
12880 PR middle-end/69909
12881 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
12882 set_mem_attributes if tem is SSA_NAME which got expanded
12885 2016-02-24 Richard Biener <rguenther@suse.de>
12887 PR tree-optimization/69907
12888 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
12889 end of permutations for BB vectorization.
12891 2016-02-24 Christian Bruel <christian.bruel@st.com>
12893 * config/arm/arm-c.c (arm_option_override): Initialize
12894 target_option_current_node.
12895 * config/arm/arm.c (arm_pragma_target_parse): Replace
12896 build_target_option_node call by target_option_current_node.
12897 Set target_option_current_node.
12900 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
12903 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
12904 define_insn_and_split to define_insn.
12905 (zero_extendqi<mode>2_dot2): Same.
12906 (extendqi<mode>2_dot): Same.
12907 (extendqi<mode>2_dot2): Same.
12909 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12911 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
12912 and add bypass for AES{D,E} and AESMC pairs.
12913 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
12916 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12918 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
12919 series for reciprocal square root in Exynos M1.
12921 2016-02-23 Martin Sebor <msebor@redhat.com>
12924 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
12925 __builtin_alloca_with_align.
12927 2016-02-23 Richard Henderson <rth@redhat.com>
12929 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
12930 (ix86_register_pragmas): Remove __seg_tls.
12931 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
12932 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
12933 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
12934 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
12935 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
12936 * doc/extend.texi (__seg_tls): Remove item.
12938 2016-02-23 Richard Biener <rguenther@suse.de>
12940 * alloc-pool.h (struct allocation_object): Make id member
12941 conditional on CHECKING_P again.
12942 (get_instance): Adjust.
12943 (base_pool_allocator): Likewise.
12945 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
12947 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
12948 (parallelize_loops): In OpenACC kernels mode, set n_threads to
12950 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
12952 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
12954 2016-02-23 Richard Biener <rguenther@suse.de>
12956 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
12957 * bitmap.h (struct bitmap_usage): Likewise.
12958 (bitmap_move): Declare.
12959 * bitmap.c (register_overhead): Take size_t argument.
12960 (bitmap_move): New function.
12961 * df-problems.c (df_rd_transfer_function): Use bitmap_move
12962 to properly account overhead.
12963 * tree.c (free_node): Use tree_size.
12965 2016-02-23 Jakub Jelinek <jakub@redhat.com>
12968 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
12969 when inverting comparison.
12972 * common.opt (Wunreachable-code): Add Warning flag.
12974 2016-02-23 Mark Wielaard <mjw@redhat.com>
12975 Jakub Jelinek <jakub@redhat.com>
12978 * cgraphunit.c (check_global_declaration): Check main_input_filename
12979 and DECL_SOURCE_FILE are not NULL.
12981 2016-02-23 Martin Jambor <mjambor@suse.cz>
12983 PR tree-optimization/69666
12984 * tree-sra.c (sra_modify_assign): Do not attempt to create
12985 default_def replacements for unscalarizable regions.
12987 2016-02-20 Mark Wielaard <mjw@redhat.com>
12990 * cgraphunit.c (check_global_declaration): Check level of
12991 warn_unused_const_variable and main_input_filename.
12992 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
12993 (-Wunused-variable): For C implies -Wunused-const-variable=1.
12994 (-Wunused-const-variable): Explain levels 1 and 2.
12996 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12999 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13000 identical arguments. Formatting and spelling fixes.
13003 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13008 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13009 and m68k-devices.def.
13010 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13011 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13013 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13015 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13016 and HImode registers.
13018 2016-02-22 Richard Biener <rguenther@suse.de>
13020 PR tree-optimization/69882
13021 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13022 preserve permutations present because of gaps.
13023 (vect_supported_load_permutation_p): Always continue checking
13024 permutations after vect_attempt_slp_rearrange_stmts.
13026 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13028 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13029 min_profitable_estimate, rather than min_profitable_iters.
13031 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13034 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13035 SImode for last match_operand.
13037 2016-02-22 Martin Liska <mliska@suse.cz>
13039 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13040 return bitsize - 1 as the return value.
13042 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13046 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13047 Handle negative shift counts.
13048 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13049 force_reg on the shift constant.
13050 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13051 (lshrsi3_d): Handle negative shift counts.
13053 2016-02-22 Richard Biener <rguenther@suse.de>
13054 Tom de Vries <tom@codesourcery.com>
13056 * graph.c: Include dumpfile.h.
13057 (print_graph_cfg): Split into three overloads.
13058 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13060 2016-02-22 Tom de Vries <tom@codesourcery.com>
13062 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13065 2016-02-22 Richard Biener <rguenther@suse.de>
13068 * ipa-inline-transform.c (inline_call): When not updating
13069 overall summaries adjust self size by the growth estimate.
13070 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13071 hash-set, do not update overall summaries here. Renamed from ...
13072 (inline_to_all_callers): ... this which is now wrapping the
13073 above and performing delayed overall summary update.
13074 (early_inline_small_functions): Delay updating of the overall
13077 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13079 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13082 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13085 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13086 :%* in %:gt() argument.
13087 (greater_than_spec_func): Adjust for expecting only numbers,
13088 if there are more than two numbers, compare the last two.
13090 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13092 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13093 -Wnarrowing with -std.
13095 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13098 * expr.c (store_field): Don't use bit-field path if exp is
13099 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13100 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13101 and the assignment can be performed by bitwise copy. Formatting
13104 PR middle-end/69838
13105 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13106 call copy_reg_eh_region_note_forward on before and/or after sequences
13107 and remove note from insn if it no longer can throw.
13110 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13111 if TARGET_AVX512BW.
13113 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13115 * config/s390/vector.md: Add missing commutative operand markers
13116 to the patterns which qualify for one.
13117 * config/s390/vx-builtins.md: Likewise.
13119 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13121 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13122 types to mode iterators.
13123 (vec_double): ... and mode attribute.
13124 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13126 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13128 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13129 Change the predicate of op2 from nonimmediate to general and let
13130 reload fix it if necessary.
13132 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13134 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13136 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13138 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13141 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13143 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13144 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13145 * config/s390/s390.md ("movstr<P:mode>"): Call
13146 s390_expand_vec_movstr.
13148 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13150 * config/s390/s390.md: Add missing output modifier for operand 1
13151 to print it as address properly.
13153 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13155 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13156 * config/s390/2964.md: New file.
13157 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13158 of insn grouping attributes depending on the CPU level.
13159 (s390_get_unit_mask): New function.
13160 (s390_sched_score): Remove the OOO from the scheduling macros.
13161 Add loop to calculate a score for the instruction mix.
13162 (s390_sched_reorder): Likewise plus improve debug output.
13163 (s390_sched_variable_issue): Rename macros as above. Calculate
13164 the unit distances after actually scheduling an insn. Improve
13166 (s390_sched_init): Clear last_scheduled_unit_distance array.
13167 * config/s390/s390.md: Include 2964.md.
13169 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13172 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13173 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13174 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13175 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13176 *avx512f_<code>v8div16qi2_mask_1): New insns.
13178 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13181 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13184 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13185 earlyclobber from target. Use wF constraint for fused memory
13187 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13189 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13190 Martin Liska <mliska@suse.cz>
13193 * cfgexpand.c (asan_sanitize_stack_p): New function.
13194 (partition_stack_vars): Use the function.
13195 (expand_stack_vars): Likewise.
13196 (defer_stack_allocation): Likewise.
13197 (expand_used_vars): Likewise.
13199 2016-02-18 Richard Biener <rguenther@suse.de>
13201 PR middle-end/69553
13202 * fold-const.c (operand_equal_p): Properly compare offsets for
13203 IMAGPART_EXPR and ARRAY_REF.
13205 2016-02-18 Nick Clifton <nickc@redhat.com>
13209 * config/arm/arm.c (arm_option_override_internal): Disable
13210 interworking if the target does not support thumb instructions.
13211 (arm_reload_in_hi): Handle the case where a register to register
13212 move needs reloading because there is no simple pattern to handle
13214 (arm_reload_out_hi): Likewise.
13216 2016-02-18 Richard Biener <rguenther@suse.de>
13218 PR middle-end/69854
13219 * match.pd: Don't use fold_binary or fold_unary for folding
13222 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13225 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13226 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13227 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13228 warn on gimple_no_warning_p statements.
13230 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13232 * doc/extend.texi (C++ Attributes): Correct description of
13233 warn_unused type attribute.
13235 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13237 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13238 correct instruction.
13240 2016-02-17 Richard Biener <rguenther@suse.de>
13242 PR rtl-optimization/69609
13243 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13244 (find_traces_1_round): When ending a trace update cached priority
13246 (bb_to_key): Use cached priority when available.
13247 (copy_bb): Initialize cached priority.
13248 (reorder_basic_blocks_software_trace_cache): Likewise.
13250 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13253 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13255 (aarch64_comparison_operator): Break overly long line into two.
13256 (aarch64_comparison_operation): Likewise.
13257 * config/aarch64/aarch64.md (cstorecc4): Use
13258 aarch64_comparison_operator_mode instead of
13259 aarch64_comparison_operator.
13260 (cstore<mode>4): Likewise.
13261 (aarch64_cstore<mode>): Likewise.
13262 (*cstoresi_insn_uxtw): Likewise.
13263 (cstore<mode>_neg): Likewise.
13264 (*cstoresi_neg_uxtw): Likewise.
13266 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13269 * config/arm/predicates.md (arm_comparison_operator_mode):
13271 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13272 instead of arm_comparison_operator.
13273 (*mov_negscc): Likewise.
13274 (*mov_notscc): Likewise.
13275 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13276 (*thumb2_mov_negscc): Likewise.
13277 (*thumb2_mov_negscc_strict_it): Likewise.
13278 (*thumb2_mov_notscc): Likewise.
13279 (*thumb2_mov_notscc_strict_it): Likewise.
13281 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13283 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13284 Add missing return.
13286 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13288 * config/visium/visium.c (machine_libfunc_index): New enum.
13289 (machine_libfuncs): New structure.
13290 (visium_libfuncs): New static variable.
13291 (TARGET_INIT_LIBFUNCS): Define to...
13292 (visium_init_libfuncs): ...this. New function.
13293 (expand_block_move_4): Use the appropriate libfunc.
13294 (expand_block_move_2): Likewise.
13295 (expand_block_move_1): Likewise.
13296 (expand_block_set_4): Likewise.
13297 (expand_block_set_2): Likewise.
13298 (expand_block_set_1): Likewise.
13299 (visium_trampoline_init): Likewise.
13301 2016-02-17 Nick Clifton <nickc@redhat.com>
13303 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13304 TI's devices.csv file as of March 2016.
13306 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13309 * opts-global.c (handle_common_deferred_options): Introduce and
13310 initialize two global variables to remember command-line options
13311 specifying a stack-limiting register.
13312 * opts.h: Add extern declarations of the two new global variables.
13313 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13314 variable based on the values of the two new global variables.
13316 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13319 * common.opt (Wnonnull-compare): New warning.
13320 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13321 of arguments against NULL.
13322 (-Wnonnull-compare): Document.
13323 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13324 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13325 * passes.def (pass_warn_nonnull_compare): Add.
13326 * gimple-ssa-nonnull-compare.c: New file.
13328 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13330 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13331 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13333 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13335 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13336 reciprocal sqrt for -mlow-precision-recip-sqrt.
13338 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13339 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13341 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13342 always use lane loads to construct non-constant vectors.
13344 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13346 * config/aarch64/aarch64.md
13347 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13348 constraints for operand 3.
13349 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13351 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13352 Richard Biener <rguenther@suse.de>
13354 PR tree-optimization/69820
13355 * tree-vect-patterns.c (type_conversion_p): Return false if
13356 *orig_type is unsigned single precision or boolean.
13357 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13360 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13362 PR rtl-optimization/69764
13363 PR rtl-optimization/69771
13364 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13365 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13367 2016-02-16 Richard Biener <rguenther@suse.de>
13369 PR tree-optimization/69776
13370 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13372 (indirect_refs_may_alias_p): Likewise.
13373 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13374 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13375 according to tbaa_p.
13376 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13377 (optimize_stmt): For redundant store discovery do not allow tbaa.
13379 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13381 PR tree-optimization/69714
13382 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13383 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13385 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13387 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13388 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13389 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13390 * config/arc/arc.c (arc_init): Check FPU options.
13391 (get_arc_condition_code): Handle new CC_FPU* modes.
13392 (arc_select_cc_mode): Likewise.
13393 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13394 register pair only. Allow access for ARCv2 accumulator.
13395 (gen_compare_reg): Whenever we have FPU support use FPU compare
13397 (arc_reorg): Don't generate brcc insns when FPU compare
13398 instructions are involved.
13399 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13400 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13401 floating point emulation.
13402 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13403 (REVERSE_CONDITION): Add new CC_FPU* modes.
13404 (TARGET_FP_SP_BASE): Define.
13405 (TARGET_FP_DP_BASE): Likewise.
13406 (TARGET_FP_SP_FUSED): Likewise.
13407 (TARGET_FP_DP_FUSED): Likewise.
13408 (TARGET_FP_SP_CONV): Likewise.
13409 (TARGET_FP_DP_CONV): Likewise.
13410 (TARGET_FP_SP_SQRT): Likewise.
13411 (TARGET_FP_DP_SQRT): Likewise.
13412 (TARGET_FP_DP_AX): Likewise.
13413 * config/arc/arc.md (ARCV2_ACC): New constant.
13414 (type): New fpu type attribute.
13415 (SDF): Conditional iterator.
13416 (cstore<mode>, cbranch<mode>): Change expand condition.
13417 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13418 handles FPU/FPX cases as well.
13419 * config/arc/arc.opt (mfpu): New option.
13420 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13422 (adddf3, muldf3, subdf3): Removed.
13423 * config/arc/predicates.md (proper_comparison_operator): Recognize
13425 * config/arc/fpu.md: New file.
13426 * doc/invoke.texi (ARC Options): Document mfpu option.
13428 2016-02-16 Richard Biener <rguenther@suse.de>
13430 PR rtl-optimization/69291
13431 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13432 noce_operand_ok check.
13434 2016-02-16 Tom de Vries <tom@codesourcery.com>
13437 * omp-low.c (simd_clone_create): Remove call to
13438 symtab->call_cgraph_insertion_hooks.
13440 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13442 PR tree-optimization/69802
13443 * tree-ssa-reassoc.c (update_range_test): If op is
13444 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13445 op == 1 test of precision 1 integral op, otherwise handle
13446 that case as op itself. Fix up formatting.
13447 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13450 2016-02-16 Richard Biener <rguenther@suse.de>
13452 PR tree-optimization/69586
13453 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13454 types for conversion sources.
13456 2016-02-16 Richard Biener <rguenther@suse.de>
13458 PR middle-end/69801
13459 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13460 mask OEP_ADDRESS_OF.
13462 2016-02-16 Alan Modra <amodra@gmail.com>
13465 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13466 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13467 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13469 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13470 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13471 (p8_fmrgow_<mode>): Likewise.
13472 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13474 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13475 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13476 to use movdi_internal64. Remove op0_di.
13477 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13479 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13481 Add support for the FCCMP insn types
13483 * config/aarch64/aarch64.md (fccmp): Change insn type.
13484 (fccmpe): Likewise.
13485 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13486 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13487 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13488 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13489 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13490 * config/arm/types.md (fccmps): Add new insn type.
13491 (fccmpd): Likewise.
13493 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13495 * alias.c (get_alias_set): Fix a typo in comment.
13497 2016-02-15 Richard Biener <rguenther@suse.de>
13499 PR tree-optimization/69595
13500 * match.pd: Complete range test simplification to true.
13502 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13504 PR rtl-optimization/69648
13505 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13506 pic_offset_table_rtx.
13508 PR rtl-optimization/69752
13509 * ira.c (update_equiv_regs): When looking for more than a single SET,
13510 also take other side effects into account.
13512 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13514 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13515 for z900+ CPUs in 31-bit mode.
13517 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13519 * common/config/s390/s390-common.c (s390_supports_split_stack):
13521 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13522 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13523 * config/s390/s390.c (struct machine_function): New field
13524 split_stack_varargs_pointer.
13525 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13526 in s390_emit_prologue.
13527 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13529 (morestack_ref): New global.
13530 (SPLIT_STACK_AVAILABLE): New macro.
13531 (s390_expand_split_stack_prologue): New function.
13532 (s390_live_on_entry): New function.
13533 (s390_va_start): Use split-stack vararg pointer if appropriate.
13534 (s390_asm_file_end): Emit the split-stack note sections.
13535 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13536 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13537 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13538 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13539 (split_stack_prologue): New expand.
13540 (split_stack_space_check): New expand.
13541 (split_stack_data): New insn.
13542 (split_stack_call): New expand.
13543 (split_stack_call_*): New insn.
13544 (split_stack_cond_call): New expand.
13545 (split_stack_cond_call_*): New insn.
13547 2016-02-15 Richard Biener <rguenther@suse.de>
13549 PR tree-optimization/69783
13550 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13551 Add trivially correct cases.
13553 2016-02-15 Tom de Vries <tom@codesourcery.com>
13556 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13558 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13560 2016-02-15 Richard Biener <rguenther@suse.de>
13562 PR tree-optimization/69776
13563 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13564 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13565 indicate whether we can use TBAA to disambiguate against stores.
13566 Use alias-set zero if not.
13567 (visit_reference_op_store): Do not use TBAA when looking up
13569 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13570 (eliminate_dom_walker::before_dom_children): But not when looking
13571 up redundant stores.
13573 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13575 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13577 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13579 * config/i386/znver1.md
13580 (znver1_pop, znver1_pop_mem,
13581 znver1_load_imov_double_store,
13582 znver1_load_imov_direct_store,
13583 znver1_load_imov_direct_load,
13584 znver1_load_imov_double_load): Add new.
13585 (znver1_insn, znver1_insn_load): Add icmov type.
13586 (znver1_sseavx_fma,
13587 znver1_sseavx_fma_load,
13589 znver1_avx256_fma_load): Fix pipe usage.
13591 2016-02-14 Alan Modra <amodra@gmail.com>
13594 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13595 with an invalid hard reg, reload just the reg not the entire
13596 pre/post-inc/dec address expression.
13598 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13601 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13602 fixed R1_REG scratch reg.
13603 (sibcall_value_pcrel_fdpic): Likewise.
13605 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13609 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13611 2016-02-12 Walter Lee <walt@tilera.com>
13613 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13614 * config/tilegx/t-tilegx: Likewise.
13616 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13619 * diagnostic-show-locus.c (struct line_span): New struct.
13620 (layout::get_first_line): Delete.
13621 (layout::get_last_line): Delete.
13622 (layout::get_num_line_spans): New member function.
13623 (layout::get_line_span): Likewise.
13624 (layout::print_heading_for_line_span_index_p): Likewise.
13625 (layout::get_expanded_location): Likewise.
13626 (layout::calculate_line_spans): Likewise.
13627 (layout::m_first_line): Delete.
13628 (layout::m_last_line): Delete.
13629 (layout::m_line_spans): New field.
13630 (layout::layout): Update comment. Replace m_first_line and
13631 m_last_line with m_line_spans, replacing their initialization
13632 with a call to calculate_line_spans.
13633 (diagnostic_show_locus): When printing source lines and
13634 annotations, rather than looping over a single span
13635 of lines, instead loop over each line_span within
13636 the layout, with an inner loop over the lines within them.
13637 Call the context's start_span callback when changing line spans.
13638 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13639 (diagnostic_build_prefix): Break out the building of the location
13640 part of the string into...
13641 (diagnostic_get_location_text): ...this new function, rewriting
13642 it from nested ternary expressions to a sequence of "if"
13644 (default_diagnostic_start_span_fn): New function.
13645 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13646 (diagnostic_context::start_span): New field.
13647 (default_diagnostic_start_span_fn): New prototype.
13649 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13652 * gcc.c (driver::finalize): Fix cleanup of "specs".
13654 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13658 * gcc.c (driver::driver): Initialize m_option_suggestions.
13659 (driver::~driver): Clean up m_option_suggestions.
13660 (suggest_option): Convert to...
13661 (driver::suggest_option): ...this, and split out into
13662 driver::build_option_suggestions and find_closest_string.
13663 (driver::build_option_suggestions): New function, from
13664 first half of suggest_option. Special-case
13665 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13666 the sanitizer_opts array. For options of enum types, add the
13667 various enum values to the candidate strings.
13668 (driver::handle_unrecognized_options): Remove "const".
13669 * gcc.h (driver::handle_unrecognized_options): Likewise.
13670 (driver::build_option_suggestions): New decl.
13671 (driver::suggest_option): New decl.
13672 (driver::m_option_suggestions): New field.
13673 * opts-common.c (add_misspelling_candidates): New function.
13674 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13675 and make non-static.
13676 * opts.h (sanitizer_opts): New array decl.
13677 (add_misspelling_candidates): New function decl.
13678 * spellcheck.c (find_closest_string): New function.
13679 * spellcheck.h (find_closest_string): New function decl.
13681 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13683 PR rtl-optimization/69764
13684 PR rtl-optimization/69771
13685 * optabs.c (expand_binop_directly): For shift_optab_p, force
13686 convert_modes with VOIDmode if xop1 has VOIDmode.
13688 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13691 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13692 to correctly determine instrumentation thunks.
13694 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13697 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13698 type by reference, force lhs on the call.
13701 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13702 Compute retval and retbnd early in all cases if split_part_return_p
13703 and return_bb is not EXIT. Remove all clobber stmts and reset
13704 all debug stmts that refer to SSA_NAMEs defined in split part,
13705 except if it is retval, in that case replace the old retval with the
13706 lhs of the call to the split part.
13708 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13711 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13713 PR middle-end/66726
13714 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13715 whose result is used in PHI.
13716 (maybe_optimize_range_tests): Likewise.
13717 (final_range_test_p): Likweise.
13719 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13721 PR middle-end/66726
13722 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13723 whose result is used in PHI.
13724 (maybe_optimize_range_tests): Likewise.
13725 (final_range_test_p): Likweise.
13727 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13729 * cgraph.c: Spelling fixes - behaviour -> behavior and
13730 neighbour -> neighbor.
13731 * target.def: Likewise.
13732 * sel-sched.c: Likewise.
13733 * config/mips/mips.c: Likewise.
13734 * config/arc/arc.md: Likewise.
13735 * config/arm/cortex-a57.md: Likewise.
13736 * config/arm/arm.c: Likewise.
13737 * config/arm/neon.md: Likewise.
13738 * config/arm/arm-c.c: Likewise.
13739 * config/vms/vms-c.c: Likewise.
13740 * config/s390/s390.c: Likewise.
13741 * config/i386/znver1.md: Likewise.
13742 * config/i386/i386.c: Likewise.
13743 * config/ia64/hpux-unix2003.h: Likewise.
13744 * config/msp430/msp430.md: Likewise.
13745 * config/rx/rx.c: Likewise.
13746 * config/rx/rx.md: Likewise.
13747 * config/aarch64/aarch64-simd.md: Likewise.
13748 * config/aarch64/aarch64.c: Likewise.
13749 * config/nvptx/nvptx.c: Likewise.
13750 * config/bfin/bfin.c: Likewise.
13751 * config/cris/cris.opt: Likewise.
13752 * config/rs6000/rs6000.c: Likewise.
13753 * target.h: Likewise.
13754 * spellcheck.c: Likewise.
13755 * ira-build.c: Likewise.
13756 * tree-inline.c: Likewise.
13757 * builtins.c: Likewise.
13758 * lra-constraints.c: Likewise.
13759 * explow.c: Likewise.
13760 * hwint.h: Likewise.
13761 * targhooks.c: Likewise.
13762 * tree-vect-data-refs.c: Likewise.
13763 * expr.c: Likewise.
13764 * doc/tm.texi: Likewise.
13765 * doc/extend.texi: Likewise.
13766 * doc/install.texi: Likewise.
13767 * doc/md.texi: Likewise.
13768 * tree-ssa-tail-merge.c: Likewise.
13769 * sched-int.h: Likewise.
13770 * match.pd: Likewise.
13771 * sched-ebb.c: Likewise.
13772 * target.def (omit_struct_return_reg): Likewise.
13773 * gimple-ssa-isolate-paths.c: Likewise.
13774 (find_implicit_erroneous_behaviour): Renamed to...
13775 (find_implicit_erroneous_behavior): ... this.
13776 (find_explicit_erroneous_behaviour): Renamed to...
13777 (find_explicit_erroneous_behavior): ... this.
13778 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
13780 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
13782 PR rtl-optimization/64682
13783 PR rtl-optimization/69567
13784 PR rtl-optimization/69737
13785 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
13786 in I2 as well, just lose it.
13788 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13790 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
13792 (aarch64_last_printed_tune_string): Likewise.
13793 (aarch64_declare_function_name): Only output .arch assembler
13794 directive if it will be different from the previously output
13795 directive. Same for .tune comment but only if -dA is set.
13796 (aarch64_start_file): New function.
13797 (TARGET_ASM_FILE_START): Define.
13799 2016-02-11 David Malcolm <dmalcolm@redhat.com>
13802 * Makefile.in (PLUGIN_HEADERS): Add params.list.
13804 2016-02-11 Jakub Jelinek <jakub@redhat.com>
13807 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
13808 -Wmaybe-uninitialized warning.
13810 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
13813 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
13815 2016-02-11 Richard Biener <rguenther@suse.de>
13817 PR rtl-optimization/69291
13818 * ifcvt.c (noce_try_store_flag_constants): Do not allow
13819 subexpressions affected by changing the result.
13821 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
13824 * lra-constraints.c (curr_insn_transform): Find in/out operands
13825 for secondary memory moves. Update dups.
13827 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13829 PR tree-optimization/69652
13830 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
13831 to nested loop, did source re-formatting, skip debug statements,
13832 add check on statement with volatile operand, remove dead scalar
13835 2016-02-10 Jakub Jelinek <jakub@redhat.com>
13836 Patrick Palka <ppalka@gcc.gnu.org>
13840 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
13841 calls if the return type is TREE_ADDRESSABLE.
13842 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
13843 * ipa-split.c (split_function): Fix doubled "we" in comment.
13844 Use void return type for the split part even if
13845 !split_point->split_part_set_retval.
13847 2016-02-10 Bin Cheng <bin.cheng@arm.com>
13849 PR tree-optimization/68021
13850 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
13851 when computing the value of biv cand by itself.
13853 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13855 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
13856 (cortexa57_tunings): Likewise.
13857 (cortexa72_tunings): Likewise.
13858 (arch_macro_fusion_pair_p): Add support for AES fusion.
13859 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
13860 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
13861 Allow virtual registers before reload so early scheduling works.
13862 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
13863 correct latency and pipeline.
13864 (cortex_a57_crypto_complex): Likewise.
13865 (cortex_a57_crypto_xor): Likewise.
13866 (define_bypass): Add AES bypass.
13868 2016-02-10 Richard Biener <rguenther@suse.de>
13870 PR tree-optimization/69726
13871 * passes.def: Add DCE pass before late uninit.
13872 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
13873 really fixup if-conversions job.
13875 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
13877 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
13878 (arm_cortex_a57_tune): Likewise.
13879 (aarch_macro_fusion_pair_p): Add support for AES fusion.
13880 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
13882 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
13884 * timevar.def (TV_PHASE_DBGINFO): Delete.
13885 (TV_PHASE_CHECK_DBGINFO): Likewise.
13886 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
13888 2016-02-10 Richard Biener <rguenther@suse.de>
13890 PR tree-optimization/69719
13891 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13892 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
13894 2016-02-09 Andrew Pinski <apinski@cavium.com>
13897 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
13898 get_vcond_mask_icode returns false.
13900 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
13903 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
13904 an ADDIS that adds a pointer to a large constant that sets the
13905 upper16 bits with a load operation.
13907 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13910 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
13912 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
13914 (vzipq_s16): Likewise.
13915 (vzipq_s32): Likewise.
13916 (vzipq_f32): Likewise.
13917 (vzipq_u8): Likewise.
13918 (vzipq_u16): Likewise.
13919 (vzipq_u32): Likewise.
13920 (vzipq_p8): Likewise.
13921 (vzipq_p16): Likewise.
13923 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13926 * config/arm/arm.c (neon_endian_lane_map): New function.
13927 (neon_vector_pair_endian_lane_map): New function.
13928 (arm_evpc_neon_vuzp): Allow for big endian lane order.
13929 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
13931 (vuzpq_s16): Likewise.
13932 (vuzpq_s32): Likewise.
13933 (vuzpq_f32): Likewise.
13934 (vuzpq_u8): Likewise.
13935 (vuzpq_u16): Likewise.
13936 (vuzpq_u32): Likewise.
13937 (vuzpq_p8): Likewise.
13938 (vuzpq_p16): Likewise.
13940 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
13943 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
13946 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
13948 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
13949 truncate const_int operand 1 to QImode.
13951 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
13953 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
13954 corresponding to an abnormal edge.
13956 2016-02-09 Tom de Vries <tom@codesourcery.com>
13958 PR tree-optimization/69599
13959 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
13961 (find_func_aliases_for_builtin_call, find_func_clobbers)
13962 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
13965 2016-02-09 Richard Biener <rguenther@suse.de>
13967 PR tree-optimization/69715
13968 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
13969 LHS on calls as non-rewritable.
13971 2016-02-09 Tom de Vries <tom@codesourcery.com>
13974 * lto-wrapper.c (append_diag_options): New function.
13975 (compile_offload_image): Call append_diag_options.
13977 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
13980 * doc/extend.texi (Flag Output Operands): Correct sectioning.
13981 Minor copy-edit to fix verb tenses.
13983 2016-02-08 Jakub Jelinek <jakub@redhat.com>
13985 PR tree-optimization/69209
13986 * ipa-split.c (split_function): If split part is not
13987 returning retval, retval has gimple type but is not
13988 gimple value, force it into a SSA_NAME first.
13990 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
13992 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
13995 2016-02-08 Jason Merrill <jason@redhat.com>
13998 * convert.c (convert_to_integer_1): Check dofold on truncation
14000 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14001 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14002 Rename from *_nofold.
14003 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14004 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14006 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14009 * tree.c (build_common_tree_nodes): Remove short_double argument.
14010 All callers changed.
14011 * tree.h (build_common_tree_nodes): Adjust declaration.
14012 * doc/invoke.texi (-fshort-double): Remove documentation.
14013 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14014 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14015 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14016 (append_linker_options): Don't handle OPT_fshort_double.
14018 PR rtl-optimization/68730
14019 * lra-remat.c (insn_to_cand_activation): New static variable.
14020 (lra_remat): Allocate and free it.
14021 (create_cand): New arg activation. Initialize a field in
14022 insn_to_cand_activation if it is nonnull.
14023 (create_cands): Pass the activation insn to create_cand when making
14024 a candidate involving an output reload. Reorganize code a little.
14025 (do_remat): Keep track of active status of candidates in a separate
14028 2016-02-08 Richard Biener <rguenther@suse.de>
14030 PR tree-optimization/69719
14031 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14032 Properly use absolute of the difference of the two offsets to
14033 compare or adjust the segment length.
14035 2016-02-08 Richard Biener <rguenther@suse.de>
14036 Jeff Law <law@redhat.com>
14039 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14040 types for anonymous SSA names.
14042 2016-02-08 Richard Biener <rguenther@suse.de>
14044 PR rtl-optimization/69274
14045 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14047 2016-02-08 Jeff Law <law@redhat.com>
14049 PR tree-optimization/65917
14050 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14051 equivalences from if (x == y) style conditionals.
14052 (loop_depth_of_name): Remove.
14053 (record_equality): Remove loop depth check.
14054 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14055 (const_and_copies::record_const_or_copy_raw): New member function.
14056 * tree-ssa-scopedtables.c
14057 (const_and_copies::record_const_or_copy_raw): New, factored out of
14058 (const_and_copies::record_const_or_copy): Call new member function.
14060 2016-02-05 Jeff Law <law@redhat.com>
14062 PR tree-optimization/68541
14063 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14064 (count_stmts_in_block): New function.
14065 (poor_ifcvt_candidate_code): Likewise.
14066 (is_feasible_trace): Add some heuristics to determine when path
14067 splitting is profitable.
14068 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14069 is a diamond with a single exit.
14071 2016-02-05 Martin Sebor <msebor@redhat.com>
14074 * doc/invoke.texi: Update -Wplacement-new to take an optional
14077 2016-02-06 Richard Henderson <rth@redhat.com>
14080 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14081 out of non-standard address spaces.
14083 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14085 PR rtl-optimization/69691
14086 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14088 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14090 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14091 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14092 (*ieee128_mfvsrd_64bit): Likewise.
14093 (*ieee128_mfvsrd_32bit): Likewise.
14095 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14099 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14101 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14102 instrumented_version.
14104 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14106 * doc/invoke.texi (Optimize Options): In table of --param options
14107 rename second occurrence of tracer-min-branch-ratio to
14108 tracer-min-branch-probability, rename
14109 tracer-min-branch-ratio-feedback to
14110 tracer-min-branch-probability-feedback and clarify description,
14111 rename sched-spec-state-edge-prob-cutoff to
14112 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14113 to selsched-insns-to-rename, rename lto-minpartition to
14114 lto-min-partition, delete reorder-blocks-duplicate and
14115 reorder-blocks-duplicate-feedback.
14117 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14119 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14122 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14124 * doc/extend.texi: S/390: Correct some typos.
14126 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14128 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14130 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14133 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14134 (s390_register_info_gprtofpr): Use new macros above.
14135 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14137 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14138 its name. Adjust restore and save gpr ranges.
14139 (s390_register_info_set_ranges): New function.
14140 (s390_register_info): Use new macros above. Call
14141 s390_register_info_set_ranges.
14142 (s390_optimize_register_info): Likewise.
14143 (s390_hard_regno_rename_ok): Use new macros.
14144 (s390_hard_regno_scratch_ok): Likewise.
14145 (s390_emit_epilogue): Likewise.
14146 (s390_can_use_return_insn): Likewise.
14147 (s390_optimize_prologue): Likewise.
14148 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14150 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14153 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14155 (ix86_option_override_internal): Disable TARGET_STV even for
14156 -m{incoming,preferred}-stack-boundary=3.
14158 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14160 * config.gcc: Mark deprecated rtems targets as obsolete.
14162 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14164 PR rtl-optimization/64682
14165 PR rtl-optimization/69567
14166 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14167 before I2 only if the register is both used and set in I2.
14169 2016-02-04 DJ Delorie <dj@redhat.com>
14171 * config/msp430/msp430.c (msp430_start_function): Add function type.
14173 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14176 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14178 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14180 PR rtl-optimization/69577
14182 2015-10-29 Richard Henderson <rth@redhat.com>
14186 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14187 sse check to the exact conditions of PR 67609.
14189 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14192 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14193 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14194 not allowed into the traditional Altivec registers.
14195 (movtd_64bit_nodm): Likewise.
14196 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14198 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14200 * config/aarch64/cortex-a57-fma-steering.c
14201 (aarch64_register_fma_steering): Remove "static" from arguments
14204 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14207 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14208 twice when complex.
14210 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14212 * doc/invoke.texi: Delete -mno-fma4.
14214 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14216 PR rtl-optimization/69577
14217 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14218 (find_subregs_of_mode): Update accordingly. Iterate over partial
14221 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14223 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14224 * config/arm/arm.c (neon_reinterpret): Remove.
14225 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14226 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14227 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14228 vreinterpretti): Remove.
14229 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14230 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14231 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14232 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14233 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14234 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14235 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14236 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14237 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14238 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14239 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14240 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14241 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14242 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14243 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14244 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14245 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14246 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14247 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14248 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14249 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14250 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14251 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14252 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14253 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14254 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14255 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14256 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14257 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14258 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14259 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14260 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14261 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14262 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14263 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14264 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14265 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14266 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14267 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14268 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14269 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14270 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14271 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14272 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14273 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14274 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14275 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14276 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14277 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14278 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14279 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14280 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14281 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14282 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14283 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14284 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14285 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14286 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14287 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14288 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14289 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14290 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14291 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14292 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14293 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14294 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14295 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14296 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14297 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14298 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14299 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14300 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14301 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14302 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14303 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14304 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14305 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14306 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14307 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14308 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14309 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14310 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14311 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14312 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14313 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14314 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14315 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14316 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14317 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14318 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14319 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14320 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14321 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14322 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14323 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14324 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14325 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14326 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14327 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14328 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14329 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14330 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14331 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14333 2016-02-04 Martin Liska <mliska@suse.cz>
14336 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14337 that are gimple_store_p.
14338 (maybe_instrument_call): Likewise.
14340 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14342 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14343 register scaling out of memory reference and comment why.
14345 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14349 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14350 folding the source of a SET.
14352 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14356 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14357 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14359 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14363 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14366 2016-02-04 Christian Bruel <christian.bruel@st.com>
14368 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14369 * config/arm/arm.c (arm_set_current_function): Likewise.
14371 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14372 Ilya Enkovich <enkovich.gnu@gmail.com>
14373 H.J. Lu <hongjiu.lu@intel.com>
14376 * config/i386/i386.c (convert_scalars_to_vector): Remove
14377 stack alignment fixes.
14378 (ix86_option_override_internal): Disable TARGET_STV if stack
14379 might not be aligned enough.
14380 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14382 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14384 * config/i386/x86-tune.def: Disable default prefetching
14387 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14388 Vladimir Makarov <vmakarov@redhat.com>
14391 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14392 in validating fused toc addresses.
14394 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14397 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14398 range->m_caret fields if range->m_show_caret_p is false.
14401 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14402 Force oldval into register if it does not satisfy reg_or_short_operand
14403 predicate. Fix up formatting.
14405 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14406 Alexandre Oliva <aoliva@redhat.com>
14409 * lra-constraints.c (simplify_operand_subreg): Check additionally
14410 address validity after potential reloading.
14411 (process_address_1): Check insns validity. In case of failure do
14414 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14417 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14420 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14422 * wide-int.cc (canonize_uhwi): New function.
14423 (wi::divmod_internal): Use it.
14425 2016-02-02 James Norris <jnorris@codesourcery.com
14427 * gimplify.c (omp_notice_variable): Add usage check.
14429 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14431 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14432 like LE, GE, LT, GT when emitting relational operator.
14434 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14436 * ira-costs.c (find_costs_and_classes): Add extra argument.
14437 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14438 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14439 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14440 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14441 Add best_class parameter, and return it if not ALL_REGS.
14442 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14444 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14445 Update target hook.
14447 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14449 * config/aarch64/aarch64.c
14450 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14451 (aarch64_ira_change_pseudo_allocno_class): New function.
14453 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14456 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14458 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14460 * config/avr/avr.c (avr_option_override): Set
14461 PARAM_ALLOW_STORE_DATA_RACES to 1.
14463 2016-02-02 Richard Biener <rguenther@suse.de>
14465 PR tree-optimization/69595
14466 * match.pd: Add range test simplifications to true/false.
14468 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14470 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14471 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14474 2016-02-02 Richard Biener <rguenther@suse.de>
14476 PR tree-optimization/69606
14477 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14478 info on the result before moving a stmt.
14480 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14482 PR middle-end/68542
14483 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14484 branch with vector comparison.
14485 * config/i386/sse.md (VI48_AVX): New mode iterator.
14486 (define_expand "cbranch<mode>4): Add support for conditional branch
14487 with vector comparison.
14488 * tree-vect-loop.c (optimize_mask_stores): New function.
14489 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14490 has_mask_store field of vect_info.
14491 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14492 vectorized loops having masked stores after vec_info destroy.
14493 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14494 correspondent macros.
14495 (optimize_mask_stores): Add prototype.
14497 2016-02-02 Alan Modra <amodra@gmail.com>
14500 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14503 2016-02-02 Alan Modra <amodra@gmail.com>
14506 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14507 whenever toc_label_name used.
14508 (rs6000_file_start): Don't set up toc section here,
14509 (rs6000_output_function_epilogue): do so here instead,
14510 (rs6000_xcoff_file_start): and here.
14511 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14512 (load_toc_aix_di): Likewise.
14514 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14516 PR rtl-optimization/69592
14517 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14518 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14519 (num_sign_bit_copies_binary_arith_p): New inline function.
14520 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14522 2016-02-01 Jeff Law <law@redhat.com>
14524 PR tree-optimization/69580
14525 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14526 * tree-ssa-threadbackward.c
14527 (fsm_find_control_statement_thread_paths): Do not try to walk
14528 through large PHI nodes.
14530 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14532 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14533 when count is incremented above limit, don't analyze further
14536 * omp-low.c (oacc_parse_default_dims): Avoid
14537 -Wsign-compare warning, make sure value fits into int
14538 rather than just unsigned int.
14540 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14542 PR tree-optimization/67921
14543 * fold-const.c (split_tree): New parameters. Convert pointer
14544 type variable part to proper type before negating.
14545 (fold_binary_loc): Pass new arguments to split_tree.
14547 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14549 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14550 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14551 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14552 * doc/tm.texti: Rebuilt.
14553 * doc/invoke.texi (fopenacc-dim): Document.
14554 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14555 (append_compiler_options): Likewise.
14556 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14557 (oacc_parse_default_dims): New.
14558 (oacc_validate_dims): Add USED arg. Select non-unity default when
14560 (oacc_loop_fixed_partitions): Return mask of used partitions.
14561 (oacc_loop_auto_partitions): Emit dump info.
14562 (oacc_loop_partition): Return mask of used partitions.
14563 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14564 loop partitioning and validation calls.
14566 2016-02-01 Richard Biener <rguenther@suse.de>
14568 PR middle-end/69556
14569 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14571 2016-02-01 Richard Biener <rguenther@suse.de>
14573 PR tree-optimization/69574
14574 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14575 of asserting return chrec_dont_know.
14577 2016-02-01 Martin Liska <mliska@suse.cz>
14579 * mem-stats-traits.h: Add copyright header.
14580 * mem-stats.h: Likewise.
14582 2016-02-01 Richard Biener <rguenther@suse.de>
14584 PR tree-optimization/69579
14585 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14586 Do not propagate through abnormal PHI results.
14588 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14590 * postreload.c (reload_cse_simplify): Remove dead code.
14592 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14594 PR rtl-optimization/69570
14595 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14596 if there is more than one set, not if there is a single set.
14598 2016-02-01 Richard Henderson <rth@redhat.com>
14601 * combine.c (make_compound_operation): When looking through a
14602 subreg, make sure to re-extend to the width of the outer mode.
14604 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14606 PR tree-optimization/69546
14607 * wide-int.cc (wi::divmod_internal): For unsigned division
14608 where both operands fit into uhwi, if o1 is 1 and o0 has
14609 msb set, if divident_prec is larger than bits per hwi,
14610 clear another quotient word and return 2 instead of 1.
14611 Similarly for remainder with msb in HWI set, if dividend_prec
14612 is larger than bits per hwi.
14614 2016-01-29 Martin Jambor <mjambor@suse.cz>
14616 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14617 Use short lowercase names.
14618 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14619 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14620 acq_rel one. Protect warning agains segfaults if
14621 get_memory_order_name returns NULL.
14622 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14623 with release semantics. Do not warn if get_memory_order already did.
14624 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14625 semantics. Fix check for relaxed or acquire semantics. Do not warn
14626 if get_memory_order already did.
14628 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14630 * doc/install.texi: Document that isl-0.16 is supported.
14632 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14635 * config/i386/constraints.md (Bm): Describe as special memory
14637 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14638 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14639 * genpreds.c (struct constraint_data): Add is_special_memory.
14640 (have_special_memory_constraints, special_memory_start): New
14642 (special_memory_end): Ditto.
14643 (add_constraint): Add new arg is_special_memory. Add code to
14644 process its true value. Update have_special_memory_constraints.
14645 (process_define_constraint): Pass the new arg.
14646 (process_define_register_constraint): Ditto.
14647 (choose_enum_order): Process special memory.
14648 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14649 function insn_extra_special_memory_constraint.
14650 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14651 * gensupport.c (process_rtx): Process
14652 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14653 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14654 * ira-lives.c (single_reg_class): Use
14655 insn_extra_special_memory_constraint.
14656 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14657 * lra-constraints.c (process_alt_operands): Ditto.
14658 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14659 * recog.c (asm_operand_ok, preprocess_constraints): Process
14661 * reload.c (find_reloads): Ditto.
14662 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14663 * stmt.c (parse_input_constraint): Use
14664 insn_extra_special_memory_constraint.
14666 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14669 * lra-splill.c (lra_final_code_change): Revert r229087 by
14670 removing all sub-registers.
14672 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14675 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14677 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14680 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14681 SSE1, copy target into the temporary reg first before recursing
14684 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14686 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14689 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14691 * ginclude/stdarg.h: Test __cplusplus instead of
14692 __GXX_EXPERIMENTAL_CXX0X__.
14694 2016-01-29 Richard Biener <rguenther@suse.de>
14696 PR tree-optimization/69547
14697 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14698 Do not mark clobbers necessary.
14699 (mark_all_reaching_defs_necessary_1): Likewise.
14701 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14703 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14704 declaration name with %qs and print it in both error messages.
14705 Also fix indentation.
14707 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14710 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
14711 trailing blank line from error message.
14713 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14716 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
14719 2016-01-29 Richard Biener <rguenther@suse.de>
14721 PR middle-end/69537
14722 * match.pd: Allow all integral types when simplifying a
14723 widening or sign-changing conversion.
14725 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14727 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
14728 back to setting codegen_error to fail codegen.
14730 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
14733 * config/i386/constraints.md (C): Only accept constant zero operand.
14734 (BC): New constraint.
14735 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
14736 instead of C constraint.
14737 * doc/md.texi (Machine Constraints): Update description
14740 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
14743 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
14745 2016-01-28 Jakub Jelinek <jakub@redhat.com>
14747 PR middle-end/69542
14748 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
14751 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
14753 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
14754 branches if using guessed profile.
14756 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
14758 * graphite-optimize-isl.c (optimize_isl): Fix dump.
14760 2016-01-28 Richard Henderson <rth@redhat.com>
14763 * config/aarch64/aarch64-modes.def (CC_Cmode): New
14764 * config/aarch64/aarch64-protos.h: Update.
14765 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
14766 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
14767 (aarch64_get_condition_code_1): Handle CC_Cmode.
14768 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
14769 (*add<mode>3_compareC_cconly_imm): New.
14770 (*add<mode>3_compareC_cconly): New.
14771 (*add<mode>3_compareC_imm): New.
14772 (add<mode>3_compareC): New.
14773 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
14774 to be first. Use aarch64_carry_operation.
14775 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
14776 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
14777 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
14778 (subti3): Use subdi3_compare1.
14779 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
14780 (sub<mode>3_compare1): New.
14781 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
14782 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
14783 (*subsi3_carryin_uxtw): Likewise.
14784 (*ngc<mode>, *ngcsi_uxtw): Likewise.
14785 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
14786 * config/aarch64/iterators.md (DWI): New.
14787 * config/aarch64/predicates.md (aarch64_carry_operation): New.
14788 (aarch64_borrow_operation): New.
14790 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14792 * graphite-optimize-isl.c (optimize_isl): Print a different debug
14793 message when isl does not return a valid schedule.
14795 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14797 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
14798 Remove comments from class declarations: they are already in the code
14801 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14803 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
14805 (ternary_op_to_tree): Same.
14806 (unary_op_to_tree): Same.
14807 (nary_op_to_tree): Same.
14808 (gcc_expression_from_isl_expr_op): Same.
14809 (gcc_expression_from_isl_expression): Same.
14810 (graphite_create_new_loop): Same.
14811 (graphite_create_new_loop_guard): Same.
14812 (build_iv_mapping): Same.
14813 (graphite_create_new_guard): Same.
14814 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
14815 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
14817 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14819 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
14820 instead of setting codegen_error to fail codegen.
14822 2016-01-28 Jason Merrill <jason@redhat.com>
14824 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
14826 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14828 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
14829 Remove CONST_INT_P check in CCMP cost calculation.
14831 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14833 * config/aarch64/aarch64.c (generic_vector_cost):
14834 Set vec_permute_cost.
14835 (cortexa57_vector_cost): Likewise.
14836 (exynosm1_vector_cost): Likewise.
14837 (xgene1_vector_cost): Likewise.
14838 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
14839 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
14840 Add vec_permute_cost entry.
14842 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
14844 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
14846 (add<mode>3_compare0): Likewise.
14847 (addsi3_compare0_uxtw): Likewise.
14848 (add<mode>3nr_compare0): Likewise.
14849 (compare_neg<mode>): Likewise.
14850 (<optab><mode>3): Likewise.
14852 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
14854 * tree-vect-stmts.c (vectorizable_comparison): Add
14855 NULL check for vectype.
14857 2016-01-28 Richard Biener <rguenther@suse.de>
14859 PR tree-optimization/69466
14860 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14861 Account for PHIs we couldn't duplicate.
14863 2016-01-28 Martin Liska <mliska@suse.cz>
14866 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
14867 instead of ENABLE_VALGRIND_CHECKING.
14869 2016-01-27 Richard Henderson <rth@redhat.com>
14872 * lra-remat.c (subreg_regs): New.
14873 (dump_candidates_and_remat_bb_data): Dump it.
14874 (operand_to_remat): Reject if operand in subreg_regs.
14875 (set_bb_regs): Collect subreg_regs.
14876 (lra_remat): Init and free subreg_regs. Compute
14877 calculate_local_reg_remat_bb_data before create_cands.
14879 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
14882 * config/i386/i386.c (ix86_update_stack_boundary): Don't
14883 change stack_alignment_needed for __tls_get_addr call.
14885 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
14887 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
14889 2016-01-27 Jeff Law <law@redhat.com>
14891 PR tree-optimization/68398
14892 PR tree-optimization/69196
14893 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
14894 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
14895 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14896 Only count PHIs in the last block in the path. The others will
14897 const/copy propagate away. Add heuristic to allow more irreducible
14898 subloops to be created when it is likely profitable to do so.
14900 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14901 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
14902 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
14904 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14907 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
14908 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
14909 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
14910 * tree-streamer-in.c: Include asan.h.
14911 (streamer_get_builtin_tree): For builtins in sanitizer
14912 range call initialize_sanitizer_builtins and retry.
14914 2016-01-27 Ian Lance Taylor <iant@google.com>
14916 * common.opt (fkeep-gc-roots-live): New undocumented option.
14917 * tree-ssa-loop-ivopts.c (add_candidate_1): If
14918 -fkeep-gc-roots-live, skip pointers.
14919 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
14922 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
14925 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
14926 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
14928 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
14931 * configure.ac: NetBSD provides SSP in its C library.
14932 * configure: Updated.
14934 2016-01-27 Richard Biener <rguenther@suse.de>
14936 PR tree-optimization/69166
14937 * tree-vect-loop.c (vect_is_simple_reduction): Always check
14938 reduction code for commutativity / associativity.
14940 2016-01-27 Martin Jambor <mjambor@suse.cz>
14942 PR tree-optimization/69355
14943 * tree-sra.c (analyze_access_subtree): Correct hole detection when
14944 total_scalarization fails.
14946 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
14948 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
14951 2016-01-27 Christian Bruel <christian.bruel@st.com>
14954 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
14955 Move arm_reset_previous_fndecl and set_target_option_current_node in
14956 the conditional part. Call save_restore_target_globals.
14957 * config/arm/arm.c (arm_set_current_function):
14958 Refactor to better support #pragma target and attribute mix.
14959 Call save_restore_target_globals.
14960 * config/arm/arm-protos.h (save_restore_target_globals): New function.
14962 2016-01-27 Martin Liska <mliska@suse.cz>
14964 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
14965 reference for an HSA kernel and its host function.
14967 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14969 PR tree-optimization/69399
14970 * wide-int.h (wi::lrshift): For larger precisions, only
14971 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
14973 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
14975 * config/arc/predicates.md (proper_comparison_operator): Reject
14976 constant-constant comparison.
14978 2016-01-26 Tom de Vries <tom@codesourcery.com>
14980 PR tree-optimization/69110
14981 * tree-data-ref.c (initialize_data_dependence_relation): Handle
14982 DR_NUM_DIMENSIONS == 0.
14984 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14985 Sebastian Pop <s.pop@samsung.com>
14987 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
14988 isl_ast_op_cond and isl_ast_op_select.
14989 (gcc_expression_from_isl_expr_op): Same.
14991 2016-01-26 Jason Merrill <jason@redhat.com>
14994 * tree.c (recompute_constructor_flags): Split out from
14996 (verify_constructor_flags): New.
14997 * tree.h: Declare them.
14999 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15001 PR rtl-optimization/69217
15002 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15003 are no TYPE_FIELDS set for the record type.
15005 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15008 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15009 toc_label_name unconditionally.
15010 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15011 SYMBOL_REF string. Use toc_label_name instead of constructing
15013 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15014 constructing LCTOC1.
15016 2016-01-26 Martin Sebor <msebor@redhat.com>
15019 * doc/extend.texi (Common Type Attributes): Move text that talks about
15020 attribute packed from attribute aligned to the section discussing
15021 the former attribute for clarity.
15023 2016-01-26 Richard Henderson <rth@redhat.com>
15025 PR middle-end/60908
15026 * trans-mem.c (tm_region_init): Mark entry block as visited.
15028 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15031 * diagnostic-show-locus.c (layout::print_source_line): Replace
15032 call to pp_newline with call to layout::print_newline.
15033 (layout::print_annotation_line): Likewise.
15034 (layout::move_to_column): Likewise.
15035 (layout::print_any_fixits): After printing any fixits, print a
15036 trailing newline, if necessary.
15037 (layout::print_newline): New method, resetting any colorization
15039 (diagnostic_show_locus): Move the pp_newline to before the
15040 early bailout. Remove dummy block enclosing the layout instance.
15041 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15042 of pp_newline_and_flush with pp_flush.
15043 (diagnostic_append_note): Delete use of pp_newline.
15044 (diagnostic_append_note_at_rich_loc): Delete.
15045 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15046 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15047 when newline characters are added to the buffer.
15049 2016-01-26 Michael Matz <matz@suse.de>
15051 * configure.ac (ac_cv_std_swap_in_utility): New test.
15052 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15053 * configure: Regenerate.
15054 * config.in: Regenerate.
15056 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15058 * config/arc/arc.md (cstoresi4): Force operand into register.
15059 (arcset<code>): Fix predicate.
15060 (arcsetltu): Likewise.
15061 (arcsetgeu): Likewise.
15062 (arcsethi): Likewise.
15063 (arcsetls): Likewise.
15065 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15067 PR tree-optimization/69483
15068 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15069 if base has error_mark_node type.
15071 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15074 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15075 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15077 (vget_lane_f16): Handle big-endian.
15078 (vgetq_lane_f16): Likewise.
15079 (vset_lane_f16): Likewise.
15080 (vsetq_lane_f16): Likewise.
15081 * config/arm/iterators.md (VQXMOV): Add V8HF.
15082 (VDQ): Add V4HF and V8HF.
15083 (V_reg): Handle V4HF and V8HF.
15084 (Is_float_mode): Likewise.
15085 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15086 neon_vdup_nv8hf): New patterns.
15087 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15088 Use VD_LANE iterator.
15089 (neon_vld1_dup<mode>): Use VQ2 iterator.
15091 2016-01-26 Nathan Sidwell <nathan@acm.org>
15093 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15094 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15095 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15096 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15097 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15098 (oacc_validate_dims): Add LEVEL arg, don't return level.
15099 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15100 oacc_validate_dims.
15101 (execute_oacc_device_lower): Adjust, add more dump output.
15102 * tree-ssa-loop.c (gate_oacc_kernels): Use
15103 oacc_fn_attrib_kernels_p.
15104 * tree-parloops.c (create_parallel_loop): Adjust
15105 set_oacc_fn_attrib call.
15107 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15110 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15111 (append_compiler_options): Handle -fcilkplus.
15112 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15114 2016-01-26 Nick Clifton <nickc@redhat.com>
15117 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15118 been marked as DECL_ONE_ONLY but we do not the means to make it
15119 so, then do not allow it to bind locally.
15121 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15124 * opts.h (parse_sanitizer_options): New prototype.
15125 * opts.c (sanitizer_opts): New array.
15126 (parse_sanitizer_options): New function.
15127 (common_handle_option): Use parse_sanitizer_options.
15129 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15132 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15133 alignment adjustment to ...
15134 (ix86_update_stack_boundary): Here. Don't over-align stack for
15136 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15137 if __tls_get_addr is called.
15139 2016-01-26 Christian Bruel <christian.bruel@st.com>
15141 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15143 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15145 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15147 2016-01-26 Richard Biener <rguenther@suse.de>
15149 PR middle-end/69467
15150 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15152 2016-01-26 Richard Biener <rguenther@suse.de>
15154 PR tree-optimization/69452
15155 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15156 (move_computations_dom_walker::before_dom_children): Rename
15158 (move_computations_worker): This.
15159 (move_computations): Perform an RPO rather than a DOM walk.
15161 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15164 * combine.c (combine_instructions): For REG_EQUAL note with
15165 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15166 to the underlying register.
15167 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15168 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15170 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15173 * config/aarch64/aarch64-builtins.c
15174 (aarch64_init_simd_builtin_types): Do not set structural
15175 equality to __Poly{8,16,64,128}_t types.
15177 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15179 PR tree-optimization/69400
15180 * wide-int.cc (wi_pack): Take the precision as argument and
15181 perform canonicalization here rather than in the callers.
15182 Use the main loop to handle all full-width HWIs. Add a
15183 zero HWI if in_len isn't a full result.
15184 (wi::divmod_internal): Update accordingly.
15185 (wi::mul_internal): Likewise. Simplify.
15187 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15188 Sebastian Pop <s.pop@samsung.com>
15190 * graphite-poly.c (apply_poly_transforms): Simplify.
15191 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15192 (print_isl_map): Same.
15193 (print_isl_union_map): Same.
15194 (print_isl_schedule): New.
15195 (debug_isl_schedule): New.
15196 * graphite-dependences.c (scop_get_reads): Do not call
15197 isl_union_map_add_map that is undocumented isl functionality.
15198 (scop_get_must_writes): Same.
15199 (scop_get_may_writes): Same.
15200 (scop_get_original_schedule): Remove.
15201 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15202 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15203 (compute_deps): Remove.
15204 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15205 (debug_schedule_ast): New.
15206 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15207 set_separate_option.
15208 (graphite_regenerate_ast_isl): Add dump.
15209 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15210 from scop->transformed_schedule.
15211 (graphite_regenerate_ast_isl): Add more dump.
15212 * graphite-optimize-isl.c (optimize_isl): Set
15213 scop->transformed_schedule. Check whether schedules are equal.
15214 (apply_poly_transforms): Move here.
15215 * graphite-poly.c (apply_poly_transforms): ... from here.
15216 (free_poly_bb): Static.
15217 (free_scop): Static.
15218 (pbb_number_of_iterations_at_time): Remove.
15219 (print_isl_ast): New.
15220 (debug_isl_ast): New.
15221 (debug_scop_pbb): New.
15222 * graphite-scop-detection.c (print_edge): Move.
15223 (print_sese): Move.
15224 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15225 (build_scop_scattering): Remove.
15226 (create_pw_aff_from_tree): Assert instead of bailing out.
15227 (add_condition_to_pbb): Remove unused code, do not fail.
15228 (add_conditions_to_domain): Same.
15229 (add_conditions_to_constraints): Remove.
15230 (build_scop_context): New.
15231 (add_iter_domain_dimension): New.
15232 (build_iteration_domains): Initialize pbb->iterators.
15233 Call add_conditions_to_domain.
15236 (index_outermost_in_loop): New.
15237 (index_pbb_in_loop): New.
15238 (outermost_pbb_in): New.
15239 (add_in_sequence): New.
15240 (add_outer_projection): New.
15241 (outer_projection_mupa): New.
15242 (add_loop_schedule): New.
15243 (build_schedule_pbb): New.
15244 (build_schedule_loop): New.
15245 (embed_in_surrounding_loops): New.
15246 (build_schedule_loop_nest): New.
15247 (build_original_schedule): New.
15248 (build_poly_scop): Call build_original_schedule.
15249 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15250 (free_poly_dr): Remove.
15251 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15252 (free_poly_bb): Remove.
15253 (debug_loop_vec): Remove.
15254 (print_isl_ast): Declare.
15255 (debug_isl_ast): Declare.
15256 (scop_do_interchange): Remove.
15257 (scop_do_strip_mine): Remove.
15258 (scop_do_block): Remove.
15259 (flatten_all_loops): Remove.
15260 (optimize_isl): Remove.
15261 (pbb_number_of_iterations_at_time): Remove.
15262 (debug_scop_pbb): Declare.
15263 (print_schedule_ast): Declare.
15264 (debug_schedule_ast): Declare.
15265 (struct scop): Remove schedule. Add original_schedule,
15266 transformed_schedule.
15267 (free_gimple_poly_bb): Remove.
15268 (print_generated_program): Remove.
15269 (debug_generated_program): Remove.
15270 (unify_scattering_dimensions): Remove.
15271 * sese.c (print_edge): ... here.
15272 (print_sese): ... here.
15273 (debug_edge): ... here.
15274 (debug_sese): ... here.
15275 * sese.h (print_edge): Declare.
15276 (print_sese): Declare.
15277 (dump_edge): Declare.
15278 (dump_sese): Declare.
15280 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15281 Sebastian Pop <s.pop@samsung.com>
15283 * Makefile.in: Set ISLVER in site.exp.
15285 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15287 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15288 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15289 through DECL_VALUE_EXPR for expansion.
15291 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15293 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15294 the frame info after reload completed.
15296 2016-01-25 Jeff Law <law@redhat.com>
15298 PR tree-optimization/69196
15299 PR tree-optimization/68398
15300 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15301 tree-ssa-threadupdate.c.
15302 (determine_bb_domination_status): Prototype
15303 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15304 (determine_bb_domination_status): No longer static.
15305 (valid_jump_thread_path): Remove code to detect characteristics
15306 of the jump thread path not associated with correctness.
15307 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15308 Correct test for thread path length. Count PHIs for real operands as
15309 statements that need to be copied. Do not count ASSERT_EXPRs.
15310 Look at all the blocks in the thread path. Compute and selectively
15311 filter thread paths based on threading through the latch, threading
15312 a multiway branch or crossing a multiway branch.
15314 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15316 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15317 decl with __attribute__ ((unused)) annotation.
15319 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15322 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15323 of operands is compatible with a statement vectype.
15325 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15327 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15328 improve wording for mixed storage order support.
15330 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15332 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15333 (vcvt_u64_f64): Likewise.
15334 (vcvta_s64_f64): Likewise.
15335 (vcvta_u64_f64): Likewise.
15336 (vcvtm_s64_f64): Likewise.
15337 (vcvtm_u64_f64): Likewise.
15338 (vcvtn_s64_f64): Likewise.
15339 (vcvtn_u64_f64): Likewise.
15340 (vcvtp_s64_f64): Likewise.
15341 (vcvtp_u64_f64): Likewise.
15343 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15345 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15346 (arc_init): Check validity mll64 option.
15347 (arc_save_restore): Use double load/store instruction.
15348 (arc_expand_movmem): Likewise.
15349 (arc_split_move): Don't split if we have double load/store
15350 instructions. Returns a boolean.
15351 (arc_process_double_reg_moves): Change function to return boolean
15352 instead of a sequence of instructions.
15353 (arc_dwarf_register_span): New function.
15354 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15355 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15356 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15357 (*movdf_insn): Likewise.
15358 * config/arc/arc.opt (mll64): New option.
15359 * config/arc/predicates.md (even_register_operand): New predicate.
15360 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15362 2016-01-25 Richard Biener <rguenther@suse.de>
15365 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15366 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15368 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15370 2016-01-25 Richard Biener <rguenther@suse.de>
15372 PR tree-optimization/69376
15373 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15375 (VN_INFO_ANTI_RANGE_P): New inline.
15376 (VN_INFO_RANGE_TYPE): Likewise.
15377 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15378 SSA_NAME_ANTI_RANGE_P.
15379 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15380 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15381 Properly query VN_INFO_RANGE_TYPE.
15383 2016-01-25 Nick Clifton <nickc@redhat.com>
15386 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15388 2016-01-23 Tom de Vries <tom@codesourcery.com>
15390 PR tree-optimization/69426
15391 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15394 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15396 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15397 "the the" with "the" in the comments.
15398 * ipa-devirt.c (build_type_inheritance_graph,
15399 update_type_inheritance_graph): Likewise.
15400 * tree.c (build_function_type_list_1): Likewise.
15401 * cfgloopmanip.c (scale_loop_profile): Likewise.
15402 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15403 * gimple-ssa-split-paths.c
15404 (find_block_to_duplicate_for_splitting_paths): Likewise.
15405 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15406 * expr.c (convert_move): Likewise.
15407 * var-tracking.c (vt_stack_adjustments): Likewise.
15408 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15409 * tree-vrp.c (test_for_singularity): Likewise.
15411 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15412 directly instead of building a temporary tree.
15415 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15416 remove <algorithm> include.
15418 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15421 * config/i386/i386.c: Include dojump.h.
15422 (expand_small_movmem_or_setmem,
15423 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15425 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15426 if dynamic_check != -1.
15428 2016-01-21 Jeff Law <law@redhat.com>
15430 PR middle-end/69347
15431 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15432 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15433 into dominated_by_p.
15434 (cprop_into_successor_phis): Avoid unnecessary tests.
15436 2016-01-22 Richard Henderson <rth@redhat.com>
15439 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15440 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15442 2016-01-22 Michael Matz <matz@suse.de>
15444 * system.h (string, algorithm): Include only conditionally.
15445 (new): Include always under C++.
15446 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15447 * final.c (toplevel): Ditto.
15448 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15449 * genconditions.c (write_header): Make gencondmd.c define
15451 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15453 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15454 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15456 2016-01-22 Christian Bruel <christian.bruel@st.com>
15459 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15461 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15464 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15465 define_insn_and_split. Ensure operands[1] and operands[0] do not
15466 get assigned the same register.
15468 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15470 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15472 2016-01-22 Christian Bruel <christian.bruel@st.com>
15474 * config/arm/arm-c.c (arm_pragma_target_parse):
15475 Remove warn_builtin_macro_redefined overwrite.
15477 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15479 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15480 flag_non_call_exceptions compatibility.
15482 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15485 * dwarf2out.c (add_child_die_after): New function.
15486 (dwarf_qual_info_t): New type.
15487 (dwarf_qual_info): New variable.
15488 (qualified_die_p): New function.
15489 (modified_type_die): For -fdebug-types-section, ensure
15490 canonical order of qualifiers. Put qualified DIEs adjacent
15491 to the corresponding non-qualified type DIE and search there
15492 for existing qualified DIEs.
15494 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15496 * doc/extend.texi (scalar_storage_order type attribute): Document
15497 restriction on type punning and aliasing, and remove future tense.
15499 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15502 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15505 2016-01-21 Jeff Law <law@redhat.com>
15507 PR middle-end/69347
15508 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15509 useless call to record_temporary_equivalences.
15510 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15511 allocate 10 slots in the bb_path vector and let it grow as needed.
15512 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15515 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15517 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15519 * configure: Regenerate.
15521 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15523 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15524 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15526 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15528 PR middle-end/66178
15529 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15530 drop EXPAND_INITIALIZER.
15531 * rtl.h (contains_symbolic_reference_p): Declare.
15532 * rtlanal.c (contains_symbolic_reference_p): New function.
15533 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15534 a subtraction into a NOT if symbolic constants are involved.
15536 2016-01-21 Anton Blanchard <anton@samba.org>
15537 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15540 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15542 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15545 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15547 * config/microblaze/microblaze.c
15548 (get_branch_target): New.
15549 (insert_wic_for_ilb_runout): New.
15551 (microblaze_machine_dependent_reorg): New.
15552 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15553 * config/microblaze/microblaze.md
15554 (UNSPEC_IPREFETCH): Define.
15555 (iprefetch): New pattern
15556 * config/microblaze/microblaze.opt
15557 (mxl-prefetch): New flag.
15559 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15561 * config/microblaze/microblaze.h
15562 (FIXED_REGISTERS): Update in macro.
15563 (CALL_USED_REGISTERS): Update in macro.
15565 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15567 PR rtl-optimization/68920
15568 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15571 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15573 PR rtl-optimization/68990
15574 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15575 pseudo instead of inheritance ones.
15577 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15578 Nick Clifton <nickc@redhat.com>
15582 * config/mips/mips.c (mips_compute_frame_info): Initialise
15583 args_size and hard_frame_pointer_offset fields of the frame
15584 structure before calling mips_global_pointer.
15586 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15588 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15590 * configure: Regenerate.
15592 2016-01-21 Richard Biener <rguenther@suse.de>
15594 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15596 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15598 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15599 to actually emit the .size directive.
15601 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15602 Jakub Jelinek <jakub@redhat.com>
15606 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15607 args array size by one to avoid buffer overflow.
15609 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15611 * config/s390/s390.md (pool_section_start): Use switch_to_section
15612 to select proper read-only data section instead of hardcoding
15614 (pool_section_end): Use switch_to_section to match the above.
15616 2016-01-21 Richard Biener <rguenther@suse.de>
15618 PR tree-optimization/69378
15619 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15620 (set_ssa_val_to): Use it for dominance checks taking into
15621 account not executable edges.
15623 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15626 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15627 for bitsize instead of GET_MODE_PRECISION (mode).
15629 2016-01-20 Martin Sebor <msebor@redhat.com>
15632 * extend.texi (__sync Builtins): Clarify the semantics of
15633 __sync_fetch_and_OP built-ins on pointers.
15634 (__atomic Builtins): Same.
15636 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15637 Sebastian Pop <s.pop@samsung.com>
15639 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15640 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15641 (is_valid_rename): Same.
15642 (translate_isl_ast_to_gimple::get_rename): Same.
15643 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15644 (translate_isl_ast_to_gimple::rename_uses): Same.
15645 (get_new_name): Check for close_phi nodes.
15646 (copy_loop_phi_args): Use phi_node_kind.
15647 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15648 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15650 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15651 Sebastian Pop <s.pop@samsung.com>
15653 Revert commit r229783.
15654 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15655 Remove use of parameter_rename_map.
15656 (copy_def): Remove.
15657 (copy_internal_parameters): Remove.
15658 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15659 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15660 (free_sese_info): Do not free parameter_rename_map.
15661 (set_rename): Do not use parameter_rename_map.
15662 (rename_uses): Update call to set_rename.
15663 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15664 * sese.h (parameter_rename_map_t): Remove.
15665 (struct sese_info_t): Remove field parameter_rename_map.
15667 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15668 Sebastian Pop <s.pop@samsung.com>
15670 * graphite-isl-ast-to-gimple.c: Fix comment.
15671 * graphite-scop-detection.c (defined_in_loop_p): New.
15672 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15673 names defined in loop.
15675 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15676 Sebastian Pop <s.pop@samsung.com>
15678 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15679 Discard unstructured if-then-else regions.
15681 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15682 Sebastian Pop <s.pop@samsung.com>
15684 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15685 (cleanup_loop_iter_dom): Remove.
15686 (build_loop_iteration_domains): Remove.
15687 (build_scop_context): Remove.
15688 (build_scop_iteration_domain): Remove.
15689 (add_loop_constraints): New.
15690 (build_iteration_domains): New.
15691 (build_poly_scop): Call build_iteration_domains.
15693 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15694 Sebastian Pop <s.pop@samsung.com>
15696 * graphite-scop-detection.c
15697 (scop_detection::harmful_loop_in_region): Free dom and loops.
15698 (scop_detection::loop_body_is_valid_scop): Free bbs.
15700 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15701 Sebastian Pop <s.pop@samsung.com>
15703 * graphite-scop-detection.c (record_loop_in_sese): New.
15704 (gather_bbs::before_dom_children): Call record_loop_in_sese.
15705 (build_scops): Remove call to build_sese_loop_nests.
15706 * sese.c (sese_record_loop): Remove.
15707 (build_sese_loop_nests): Remove.
15708 (new_sese_info): Remove region->loops.
15709 (free_sese_info): Same.
15710 * sese.h (sese_contains_loop): Same.
15711 (build_sese_loop_nests): Remove.
15712 (sese_contains_loop): Remove.
15714 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15715 Sebastian Pop <s.pop@samsung.com>
15717 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
15718 loop_is_valid_in_scop.
15719 (scop_detection::harmful_stmt_in_region): Renamed
15720 harmful_loop_in_region.
15721 Call loop_is_valid_in_scop.
15723 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15724 Sebastian Pop <s.pop@samsung.com>
15726 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
15729 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15730 Sebastian Pop <s.pop@samsung.com>
15732 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
15733 * graphite.h (struct poly_bb): Remove field is_reduction.
15734 (PBB_IS_REDUCTION): Remove.
15736 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15737 Sebastian Pop <s.pop@samsung.com>
15739 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
15740 (add_pdr_constraints): Same.
15741 (scop_get_reads): Same.
15742 (scop_get_must_writes): Same.
15743 (scop_get_may_writes): Same.
15744 (scop_get_original_schedule): Same.
15745 (extend_schedule): Same.
15746 (apply_schedule_on_deps): Same.
15747 (carries_deps): Same.
15748 (compute_deps): Same.
15749 (scop_get_dependences): Same.
15750 * graphite-isl-ast-to-gimple.c
15751 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
15752 * graphite-optimize-isl.c (get_schedule_for_band): Same.
15753 (get_schedule_for_band_list): Same.
15754 (get_schedule_map): Same.
15755 (apply_schedule_map_to_scop): Same.
15756 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
15757 (build_loop_iteration_domains): Same.
15758 (add_condition_to_pbb): Same.
15759 (add_param_constraints): Same.
15760 (pdr_add_memory_accesses): Same.
15761 (pdr_add_data_dimensions): Same.
15763 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15765 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
15768 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15770 * common.opt (feliminate-dwarf2-dups): Replace references to
15771 "DWARF 2" with just "DWARF".
15772 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
15773 * doc/extend.texi: Likewise.
15774 * doc/cpp.texi: Likewise.
15775 * doc/invoke.texi: Likewise.
15776 (Option Summary): Add -gdwarf to list of Debugging Options.
15777 (Debugging Options): Document -gdwarf.
15778 * doc/contrib.texi: Spell "DWARF" like that.
15780 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15782 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
15783 warning. Fix up formatting.
15785 PR middle-end/67653
15786 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
15787 attempt to mark memory input operand addressable and
15788 call prepare_gimple_addressable in that case. Don't adjust
15789 input_location for diagnostics, use error_at instead.
15791 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
15793 * config/rs6000/ppc-auxv.h: New file.
15794 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
15795 (cpu_is): Likewise.
15796 (cpu_supports): Likewise.
15797 * config/rs6000/rs6000.c: include "ppc-auxv.h".
15798 (cpu_is_info): New variable.
15799 (cpu_supports_info): Likewise.
15800 (tcb_verification_symbol): Likewise.
15801 (cpu_builtin_p): Likewise.
15802 (cpu_expand_builtin): New function.
15803 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
15804 (rs6000_init_builtins): Likewise.
15805 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
15806 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
15807 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
15808 * configure: Regenerate.
15809 * config.in: Likewise.
15810 * doc/extend.texi (PowerPC Built-in Functions): Document
15811 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
15813 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
15816 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
15818 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
15821 2016-01-20 Richard Henderson <rth@redhat.com>
15827 * tree.c (tm_define_builtin): New.
15828 (find_tm_vector_type): New.
15829 (build_tm_vector_builtins): New.
15830 (build_common_builtin_nodes): Call it.
15832 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
15834 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
15835 (arm_fp_ok): Likewise.
15836 (arm_fp): Likewise.
15837 (arm_crypto): Likewise.
15839 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
15840 Richard Biener <rguenther@suse.de>
15842 PR tree-optimization/69328
15843 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
15844 vectors have same number of elements.
15845 (vectorizable_condition): Fix masked version recognition.
15847 2016-01-20 Richard Biener <rguenther@suse.de>
15849 PR tree-optimization/69345
15850 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
15851 (VN_INFO_PTR_INFO): Likewise.
15852 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
15853 info when it is equal between non-dominating SSA names.
15854 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15855 Make sure to look at original SSA infos.
15857 2016-01-20 Jeff Law <law@redhat.com>
15860 * config/m68k/predicates.md (pow2_m1_operand): New predicate
15862 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
15863 (pc_or_label_operand): New predicate.
15864 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
15865 tests for small integers that are 2^n - 1.
15867 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
15869 * doc/invoke.texi (Options Summary): Add '.' after @xref.
15871 2016-01-19 Jeff Law <law@redhat.com>
15873 PR middle-end/69347
15874 * tree-ssa-threadbackwards.c
15875 (fsm_find_control_statement_thread_paths): Do not try to lookup
15876 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
15878 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
15880 * doc/lto.texi: Remove text that says only Gold has linker plugin
15883 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
15885 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
15886 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
15887 the DIE accordingly.
15888 (modified_type_die): Add REVERSE parameter and pass it recursively,
15889 as well as to base_type_die. Adjust presence check accordingly.
15890 (base_type_for_mode): Adjust call to modified_type_die.
15891 (add_type_attribute): Add REVERSE parameter and pass it to
15893 (generic_parameter_die): Adjust call to add_type_attribute.
15894 (add_scalar_info): Likewise.
15895 (add_subscript_info): Likewise.
15896 (gen_array_type_die): Likewise.
15897 (gen_descr_array_type_die): Likewise.
15898 (gen_entry_point_die): Likewise.
15899 (gen_enumeration_type_die): Likewise.
15900 (gen_formal_parameter_die): Likewise.
15901 (gen_subprogram_die): Likewise.
15902 (gen_variable_die ): Likewise.
15903 (gen_const_die): Likewise.
15904 (gen_field_die): Likewise.
15905 (gen_pointer_type_die): Likewise.
15906 (gen_reference_type_die): Likewise.
15907 (gen_ptr_to_mbr_type_die): Likewise.
15908 (gen_inheritance_die): Likewise.
15909 (gen_subroutine_type_die): Likewise.
15910 (gen_typedef_die): Likewise.
15911 (force_type_die): Adjust call to modified_type_die.
15913 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
15915 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
15916 flow throughout the file. Fix broken link to Objective-C 2.0
15918 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
15921 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15923 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
15925 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15928 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
15929 (maybe_record_node): Record cxa_pure_virtual as the only possible
15930 target if there are not ohter candidates.
15931 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
15933 2016-01-19 Richard Biener <rguenther@suse.de>
15935 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
15936 (get_memory_order): Likewise.
15938 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
15940 * tree-vect-stmts.c (vectorizable_store): Check
15943 2016-01-19 David Malcolm <dmalcolm@redhat.com>
15946 * gcc.c (driver::decode_argv): Add call to
15947 init_opts_obstack before init_options_struct.
15948 * opts.c (init_opts_obstack): Remove idempotency.
15949 (init_options_struct): Replace call to init_opts_obstack
15950 with a gcc_assert to verify that it has already been called.
15951 * toplev.c (toplev::main): Add call to init_opts_obstack before
15952 calls to init_options_struct.
15953 (toplev::finalize): Move cleanup of opts_obstack next to
15954 cleanup of save_decoded_options, clearing the latter, and
15955 save_decoded_options_count.
15957 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15960 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
15961 attribute to unconditional. Remove %? from output template.
15963 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15964 Jiong Wang <jiong.wang@arm.com>
15966 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
15967 generated from different expand order.
15969 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15971 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15972 Add support for CCMP costing.
15974 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15976 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
15977 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
15978 (fccmpe<mode>): Likewise.
15979 (fcmp): Rename to fcmp and globalize pattern.
15981 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
15982 (aarch64_gen_ccmp_next): Add FP support.
15984 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15986 * target.def (gen_ccmp_first): Update documentation.
15987 (gen_ccmp_next): Likewise.
15988 * doc/tm.texi (gen_ccmp_first): Update documentation.
15989 (gen_ccmp_next): Likewise.
15990 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
15991 expand_ccmp_expr_1. Improve comments.
15992 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
15993 (ccmp_ior<mode>): Remove pattern.
15994 (cmp<mode>): Remove expand.
15995 (cmp): Globalize pattern.
15996 (cstorecc4): Use cc_register.
15997 (mov<mode>cc): Remove ccmp_cc_register check.
15998 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
15999 Simplify after removal of CC_DNE/* modes.
16000 (aarch64_ccmp_mode_to_code): Remove.
16001 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16002 In 'k' case use integer as condition.
16003 (aarch64_nzcv_codes): Remove inverted cases.
16004 (aarch64_code_to_ccmode): Remove.
16005 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16006 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16007 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16008 pattern. Return the comparison with CC register. Invert conditions
16009 when bitcode is OR.
16010 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16011 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16013 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16015 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16016 instrumented_version.
16018 2016-01-19 Richard Biener <rguenther@suse.de>
16020 PR tree-optimization/69336
16021 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16022 handled components with get_ref_base_and_extent.
16023 (equal_mem_array_ref_p): Adjust.
16025 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16028 * shrink-wrap.c: Include valtrack.h.
16029 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16030 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16031 in between insn and where it will be moved to. Call
16032 dead_debug_insert_temp.
16033 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16034 first and dead_debug_local_finish at the end.
16035 For uses and defs bitmap, handle all regs in between REGNO and
16036 END_REGNO, not just the first one.
16038 2016-01-19 Richard Biener <rguenther@suse.de>
16040 PR tree-optimization/69352
16041 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16042 (equal_mem_array_ref_p): Constrain size and max size properly.
16043 Compare the reverse flag.
16045 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16047 * ira.c (ira): Update regstat data if we deleted insns.
16049 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16051 PR rtl-optimization/68955
16052 PR rtl-optimization/64557
16053 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16054 here. Fix up formatting.
16055 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16057 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16060 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16061 assume that the node has body.
16062 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16065 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16067 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16070 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16072 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16073 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16075 2016-01-19 Martin Jambor <mjambor@suse.cz>
16076 Martin Liska <mliska@suse.cz>
16077 Michael Matz <matz@suse.de>
16079 * Makefile.in (OBJS): Add new source files.
16080 (GTFILES): Add hsa.c.
16081 * common.opt (disable_hsa): New variable.
16082 (-Whsa): New warning.
16083 * config.in (ENABLE_HSA): New.
16084 * configure.ac: Treat hsa differently from other accelerators.
16085 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16086 $enable_offloading.
16087 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16088 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16089 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16090 --with-hsa-kmt-lib.
16091 * doc/invoke.texi (-Whsa): Document.
16092 (hsa-gen-debug-stores): Likewise.
16093 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16094 to invoke offload compiler for hsa acclerator.
16095 * opts.c (common_handle_option): Determine whether HSA offloading
16096 should be performed.
16097 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16098 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16099 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16100 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16101 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16102 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16103 GF_OMP_FOR_KIND_GRID_LOOP.
16104 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16105 (pp_gimple_stmt_1): Likewise.
16106 * gimple-walk.c (walk_gimple_stmt): Likewise.
16107 * gimple.c (gimple_build_omp_grid_body): New function.
16108 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16109 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16110 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16111 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16112 GF_OMP_TEAMS_GRID_PHONY.
16113 (gimple_statement_omp_single_layout): Updated comments.
16114 (gimple_build_omp_grid_body): New function.
16115 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16116 (gimple_omp_for_grid_phony): New function.
16117 (gimple_omp_for_set_grid_phony): Likewise.
16118 (gimple_omp_parallel_grid_phony): Likewise.
16119 (gimple_omp_parallel_set_grid_phony): Likewise.
16120 (gimple_omp_teams_grid_phony): Likewise.
16121 (gimple_omp_teams_set_grid_phony): Likewise.
16122 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16123 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16124 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16125 (BUILT_IN_GOMP_TARGET): Updated type.
16126 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16127 (adjust_for_condition): New function.
16128 (get_omp_for_step_from_incr): Likewise.
16129 (extract_omp_for_data): Moved parts to adjust_for_condition and
16130 get_omp_for_step_from_incr.
16131 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16132 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16133 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16134 (scan_omp_parallel): Do not create child functions for phony
16136 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16137 (scan_omp_1_op): Checking assert we are not remapping to
16138 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16139 (parallel_needs_hsa_kernel_p): New function.
16140 (expand_parallel_call): Register apprpriate parallel child
16141 functions as HSA kernels.
16142 (grid_launch_attributes_trees): New type.
16143 (grid_attr_trees): New variable.
16144 (grid_create_kernel_launch_attr_types): New function.
16145 (grid_insert_store_range_dim): Likewise.
16146 (grid_get_kernel_launch_attributes): Likewise.
16147 (get_target_argument_identifier_1): Likewise.
16148 (get_target_argument_identifier): Likewise.
16149 (get_target_argument_value): Likewise.
16150 (push_target_argument_according_to_value): Likewise.
16151 (get_target_arguments): Likewise.
16152 (expand_omp_target): Call get_target_arguments instead of looking
16153 up for teams and thread limit.
16154 (grid_expand_omp_for_loop): New function.
16155 (grid_arg_decl_map): New type.
16156 (grid_remap_kernel_arg_accesses): New function.
16157 (grid_expand_target_kernel_body): New function.
16158 (expand_omp): Call it.
16159 (lower_omp_for): Do not emit phony constructs.
16160 (lower_omp_taskreg): Do not emit phony constructs but create for them
16161 a temporary variable receiver_decl.
16162 (lower_omp_taskreg): Do not emit phony constructs.
16163 (lower_omp_teams): Likewise.
16164 (lower_omp_grid_body): New function.
16165 (lower_omp_1): Call it.
16166 (grid_reg_assignment_to_local_var_p): New function.
16167 (grid_seq_only_contains_local_assignments): Likewise.
16168 (grid_find_single_omp_among_assignments_1): Likewise.
16169 (grid_find_single_omp_among_assignments): Likewise.
16170 (grid_find_ungridifiable_statement): Likewise.
16171 (grid_target_follows_gridifiable_pattern): Likewise.
16172 (grid_remap_prebody_decls): Likewise.
16173 (grid_copy_leading_local_assignments): Likewise.
16174 (grid_process_kernel_body_copy): Likewise.
16175 (grid_attempt_target_gridification): Likewise.
16176 (grid_gridify_all_targets_stmt): Likewise.
16177 (grid_gridify_all_targets): Likewise.
16178 (execute_lower_omp): Call grid_gridify_all_targets.
16179 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16180 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16181 (tree_omp_clause): Added union field dimension.
16182 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16183 * tree.c (omp_clause_num_ops): Added number of arguments of
16184 OMP_CLAUSE__GRIDDIM_.
16185 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16186 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16187 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16188 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16189 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16190 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16191 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16192 * tree-pass.h (make_pass_gen_hsail): Declare.
16193 (make_pass_ipa_hsa): Likewise.
16194 * ipa-hsa.c: New file.
16195 * lto-section-in.c (lto_section_name): Add hsa section name.
16196 * lto-streamer.h (lto_section_type): Add hsa section.
16197 * timevar.def (TV_IPA_HSA): New.
16198 * hsa-brig-format.h: New file.
16199 * hsa-brig.c: New file.
16200 * hsa-dump.c: Likewise.
16201 * hsa-gen.c: Likewise.
16204 * toplev.c (compile_file): Call hsa_output_brig.
16205 * hsa-regalloc.c: New file.
16207 2016-01-18 Jeff Law <law@redhat.com>
16209 PR tree-optimization/69320
16210 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16211 ranged object, do nothing if the RHS constant is not [0..1].
16212 (optimize_stmt): Comparing a boolean ranged object against a
16213 constant outside [0..1] results in a compile-time constant.
16215 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16218 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16220 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16221 (Option Summary): Update to reflect new section and moved options.
16222 (C++ Dialect Options): Move -fstats to new section.
16223 (Debugging Options): Move all dump, statistics, and other GCC
16224 developer options to new section. Rewrite section introduction
16225 and re-order remaining options to put the more basic ones first.
16226 (Optimization Options): Move -fira-verbose and -flto-report* to
16228 (Developer Options): New section incorporating moved options.
16229 * doc/cppopts.texi (-dM): Update cross-reference.
16231 2016-01-18 Richard Henderson <rth@redhat.com>
16234 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16235 operands to pseudo only if CSE is expected. Split long immediate
16236 operands only after reload, and for the stack pointer.
16237 (*add<GPI>3_pluslong): Remove.
16238 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16239 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16240 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16241 (*add<GPI>3 peepholes): New.
16242 (*add<GPI>3 splitters): New.
16243 * config/aarch64/constraints.md (Upl): New.
16244 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16246 2016-01-18 Richard Biener <rguenther@suse.de>
16248 PR tree-optimization/69297
16249 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16251 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16253 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16255 PR middle-end/68542
16256 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16257 of mixind vector and scalar types.
16258 (fold_relational_const): Add handling of vector
16259 comparison with boolean result.
16260 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16261 comparison of vector operands with boolean result for EQ/NE only.
16262 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16263 (verify_gimple_cond): Likewise.
16264 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16267 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16269 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16272 2016-01-18 Richard Biener <rguenther@suse.de>
16274 PR middle-end/69308
16275 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16277 2016-01-18 Tom de Vries <tom@codesourcery.com>
16279 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16281 2016-01-18 Tom de Vries <tom@codesourcery.com>
16283 * omp-low.c (set_oacc_fn_attrib): Make extern.
16284 * omp-low.h (set_oacc_fn_attrib): Declare.
16285 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16286 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16287 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16288 Add and handle function parameter oacc_kernels_p.
16289 (find_reduc_addr, get_omp_data_i_param): New function.
16290 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16291 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16292 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16293 Calculate dominance info. Skip loops that are not in a kernels region
16294 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16295 (pass_parallelize_loops::execute): Call parallelize_loops with
16296 oacc_kernels_p argument.
16297 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16298 New member function.
16299 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16300 * passes.def: Add argument to pass_parallelize_loops instantation.
16302 2016-01-18 Tom de Vries <tom@codesourcery.com>
16304 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16305 pass_parallelize_loops to be run outside the loop pipeline.
16307 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16309 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16310 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16312 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16315 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16316 using get_ref_base_and_extent.
16317 (equal_mem_array_ref_p): New.
16318 (hashable_expr_equal_p): Add call to previous.
16320 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16323 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16324 (sra_initialize): Allocate disqualified_constants.
16325 (sra_deinitialize): Free disqualified_constants.
16326 (disqualify_candidate): Update disqualified_constants when appropriate.
16327 (create_access): Scan for constant-pool entries as we go along.
16328 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16329 (maybe_add_sra_candidate): Allow constant-pool entries.
16330 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16331 (initialize_constant_pool_replacements): New.
16332 (sra_modify_assign): Avoid mangling assignments created by previous,
16333 and don't generate writes into constant pool.
16334 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16336 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16338 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16339 andnot instruction.
16340 (scalar_chain::convert_op): Likewise.
16341 * config/i386/i386.md (*andndi3_doubleword): New.
16343 2016-01-18 Richard Biener <rguenther@suse.de>
16345 PR tree-optimization/69170
16346 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16347 building a vector from scalar results of a pattern stmt.
16349 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16351 * haifa-sched.c (autopref_multipass_init): Work around
16352 -Wmaybe-uninitialized warning.
16354 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16356 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16357 against the constant 0.
16359 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16361 PR tree-optimization/68799
16362 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16363 look up phi candidates in the statement-candidate map.
16364 (phi_add_costs): Likewise.
16365 (record_phi_increments): Likewise.
16366 (phi_incr_cost): Likewise.
16367 (ncd_with_phi): Likewise.
16368 (all_phi_incrs_profitable): Likewise.
16370 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16372 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16373 -Wmaybe-uninitialized warning.
16375 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16377 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16378 (Option Summary): Update to reflect new section and moved options.
16379 (C++ Dialect Options): Move -fvtable-verify and related options.
16380 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16381 and profiling-related options.
16382 (Optimization Options): Move profile generation options and
16383 -fstack-protector and related options.
16384 (Instrumentation Options): New section incorporating moved options.
16385 (Code Generation Options): Move -finstrument-functions and
16386 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16388 2016-01-16 Tom de Vries <tom@codesourcery.com>
16390 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16392 2016-01-16 Tom de Vries <tom@codesourcery.com>
16394 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16396 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16398 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16399 that checks whether the table is already empty. Rename the
16400 original implementation to...
16401 (hash_table::empty_slot): ...this new private function.
16403 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16405 PR diagnostic/68899
16406 * diagnostic-show-locus.c (layout::print_source_line): Move x
16407 offset of line until after call to
16408 get_line_width_without_trailing_whitespace.
16410 2016-01-15 Jeff Law <law@redhat.com>
16412 PR tree-optimization/69270
16413 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16414 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16415 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16416 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16417 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16418 ssa_name_has_boolean_range and constant_boolean_node.
16420 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16422 PR rtl-optimization/69030
16423 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16425 (spill_pseudos): Delete debug insn for dead pseudo.
16426 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16428 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16430 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16432 (TYPES_UNOPUS): Likewise.
16433 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16434 builtin type, from UNOP to UNOPUS.
16435 (lbtruncuv4sf): Likewise.
16436 (lbtruncuv2df): Likewise.
16437 (lrounduv2sf): Likewise.
16438 (lrounduv4sf): Likewise.
16439 (lrounduv2df): Likewise.
16440 (lroundusf): Likewise.
16441 (lroundusf): Likewise.
16442 (lceiluv2sf): Likewise.
16443 (lceiluv4sf): Likewise.
16444 (lceiluv2df): Likewise.
16445 (lceilusf): Likewise.
16446 (lceiludf): Likewise.
16447 (lflooruv2sf): Likewise.
16448 (lflooruv4sf): Likewise.
16449 (lflooruv2df): Likewise.
16450 (lfloorusf): Likewise.
16451 (lfloorudf): Likewise.
16452 (lfrintnuv2sf): Likewise.
16453 (lfrintnuv4sf): Likewise.
16454 (lfrintnuv2df): Likewise.
16455 (lfrintnusf): Likewise.
16456 (lfrintnudf): Likewise.
16457 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16459 (vcvtq_u32_f32): Likewise.
16460 (vcvtq_u64_f64): Likewise.
16461 (vcvta_u32_f32): Likewise.
16462 (vcvtaq_u32_f32): Likewise.
16463 (vcvtaq_u64_f64): Likewise.
16464 (vcvtm_u32_f32): Likewise.
16465 (vcvtmq_u32_f32): Likewise.
16466 (vcvtmq_u64_f64): Likewise.
16467 (vcvtn_u32_f32): Likwise.
16468 (vcvtnq_u32_f32): Likewise.
16469 (vcvtnq_u64_f64): Likewise.
16470 (vcvtp_u32_f32): Likewise.
16471 (vcvtpq_u32_f32): Likewise.
16472 (vcvtpq_u64_f64): Likewise.
16473 (vcvtmd_u64_f64): Likewise.
16474 (vcvtms_u32_f32): Likewise.
16475 (vcvtad_u64_f64): Likewise.
16476 (vcvtas_u32_f32): Likewise.
16477 (vcvtnd_u64_f64): Likewise.
16478 (vcvtns_u32_f32): Likewise.
16479 (vcvtpd_u64_f64): Likewise.
16480 (vcvtps_u32_f32): Likewise.
16482 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16484 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16485 CSEL of zero_extended registers.
16487 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16489 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16490 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16492 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16494 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16495 false when argument string is not found in the attributes table
16498 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16501 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16502 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16503 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16504 precision estimate.
16506 2016-01-15 Richard Biener <rguenther@suse.de>
16508 PR tree-optimization/66856
16509 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16510 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16511 (vect_create_new_slp_node): Increment stmt reference count.
16512 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16513 an SLP tree before swapping operands.
16514 (vect_build_slp_tree): Likewise.
16515 (destroy_bb_vec_info): Free stmt info after SLP instances.
16516 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16517 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16518 (STMT_VINFO_NUM_SLP_USES): New macro.
16520 2016-01-15 Richard Biener <rguenther@suse.de>
16523 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16524 (add_linkage_name): ... here.
16525 (gen_typedef_die): Use add_linkage_name_raw instead of
16526 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16529 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16531 * gimplify.c (oacc_default_clause): Decode reference and pointer
16532 types for both kernels and parallel regions.
16534 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16536 PR middle-end/69246
16537 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16539 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16541 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16542 (convert_scalars_to_vector): Likewise.
16544 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16546 * doc/extend.texi (Type Traits): Fix grammar.
16548 2016-01-15 Martin Jambor <mjambor@suse.cz>
16550 * tree-inline.c (remap_decl): Use existing dclarations if
16551 remapping a type and prevent_decl_creation_for_types.
16552 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16553 decls first. Do real remapping with
16554 prevent_decl_creation_for_types set.
16555 * tree-inline.h (copy_body_data): New field
16556 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16559 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16561 * config/s390/s390.opt (mmvcle): More verbose help text.
16563 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16565 * config/s390/s390.opt: Add period to -mzvector option text.
16567 2016-01-15 Richard Biener <rguenther@suse.de>
16569 PR tree-optimization/68961
16570 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16571 of invariants in stores again.
16573 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16575 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16577 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16579 * config/i386/i386.c (ix86_expand_branch): Don't split
16580 DI mode xor instruction to SI mode.
16582 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16585 * ipa-icf.c (sem_function::merge): Virtual functions may become
16586 reachable even if they address is not taken and there are no
16589 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16591 * lto-streamer-out.c (subtract_estimated_size): New function.
16592 (get_symbol_initial_value): Use it.
16594 2016-01-15 Christian Bruel <christian.bruel@st.com>
16597 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16598 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16599 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16600 use add_builtin_function_ext_scope instead of add_builtin_function.
16601 (neon_set_p, neon_crypto_set_p): Remove.
16602 (arm_init_builtins): Always call arm_init_neon_builtins and
16603 arm_init_crypto_builtins.
16604 (arm_expand_builtin): Check that builtins are allowed for the arch.
16605 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16606 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16607 arm_init_neon_builtins call.
16609 2016-01-15 Richard Biener <rguenther@suse.de>
16611 PR tree-optimization/69117
16612 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16613 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16614 of the leader conservatively.
16615 (free_scc_vn): Restore original SSA name infos.
16617 2016-01-14 Jeff Law <law@redhat.com>
16619 PR tree-optimization/69270
16620 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16621 single bit of precision, verify it's also unsigned.
16622 (record_edge_info): Use constant_boolean_node rather than fold_convert
16623 to convert boolean_true/boolean_false to the right type.
16625 2016-01-14 Richard Henderson <rth@redhat.com>
16628 * loop-doloop.c (record_reg_sets): New.
16629 (doloop_optimize): Reject the transform if the sequence
16630 clobbers registers live at the end of the loop block.
16631 (doloop_optimize_loops): Enable df_live if needed.
16633 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16635 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16636 * config/rs6000/rs6000.c: Likewise.
16637 * config/rs6000/rs6000.h: Likewise.
16638 * config/rs6000/rs6000.md: Likewise.
16639 * doc/extend.texi: Likewsie.
16641 2016-01-14 Jeff Law <law@redhat.com>
16643 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16646 2016-01-14 Richard Henderson <rth@redhat.com>
16650 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16651 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16652 instead of builtin_decl_declared_p to test for declaration.
16654 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16656 * doc/loop.texi (Loop Analysis and Representation): Document
16657 loop_depth function.
16659 2016-01-14 Tom de Vries <tom@codesourcery.com>
16661 PR tree-optimization/68773
16662 * omp-low.c (expand_omp_target): Don't set force_output.
16663 * varpool.c (varpool_node::get_create): Same.
16664 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16665 offload_funcs with force_output.
16667 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16670 * lra-eliminations.c (move_plus_up): Don't change anything if either
16671 the outer or inner subreg mode is not MODE_INT.
16672 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16673 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16675 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16677 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16678 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16679 reduc_uplus_@var{m}): Remove.
16680 * expr.c (expand_expr_real_2): Remove expansion path for
16681 reduc_[us](min|max|plus) optabs.
16682 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16683 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16684 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16685 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16686 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16687 reduc_[us](min|max|plus) optabs.
16689 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16691 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16692 (reduc_plus_scal_v2sf): New.
16693 (reduc_smax_v2sf): Rename to...
16694 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16695 (reduc_smin_v2sf): Rename to...
16696 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16698 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16700 * alias.c (compare_base_symbol_refs): New function.
16701 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16704 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16706 PR middle-end/68146
16707 PR tree-optimization/69155
16708 * tree-complex.c: Include cfganal.h.
16709 (phis_to_revisit): New variable.
16710 (extract_component): Add phiarg_p argument. Assert that returned
16711 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
16712 (update_phi_components): Partly rewrite to use loop over real/imag
16713 components instead of code duplication. If extract_component returns
16714 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
16715 create_tmp_reg into the PHI node instead, and mention the phi triplet
16716 in phis_to_revisit.
16717 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
16718 in phis_to_revisit at the end.
16720 2016-01-14 Richard Biener <rguenther@suse.de>
16722 PR tree-optimization/68060
16723 * tree-vect-loop.c (vect_is_simple_reduction): Check the
16724 outer loop reduction is only used in the inner loop before
16725 detecting a double reduction.
16727 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16730 * combine.c (expand_field_assignment): Punt if compute_mode is
16731 unsupported scalar mode.
16733 2016-01-14 Richard Biener <rguenther@suse.de>
16735 PR tree-optimization/66856
16736 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
16737 SLP node only if it built successfully.
16738 (vect_analyze_slp_instance): Adjust.
16740 2016-01-14 Jeff Law <law@redhat.com>
16742 PR tree-optimization/69270
16743 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
16744 (record_edge_info): Use it. Convert boolean_{true,false}_node
16745 to the type of op0.
16747 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
16750 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
16751 use block_ultimate_origin
16752 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
16754 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16756 * doc/invoke.texi (Submodel Options): Rename section to
16757 "Machine-Dependent Options" to better reflect its content.
16758 Rewrite introductory text to remove archaic CPU names.
16761 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16763 * doc/invoke.texi (Code Gen Options): Move section up in file,
16764 before target-specific options. Update menu and option summary
16765 to reflect the new section ordering.
16767 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16769 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
16770 (C++ Dialect Options): Add cross-reference to -std option.
16771 * doc/standards.texi (C++ Language): Document C++14 support.
16773 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16775 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
16776 for pack/unpack functions for __ibm128.
16777 (PACK_IF): Likewise.
16778 (UNPACK_IF): Likewise.
16780 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
16781 support for __ibm128 pack/unpack functions.
16782 (rs6000_invalid_builtin): Likewise.
16783 (rs6000_init_builtins): Likewise.
16784 (rs6000_opt_masks): Likewise.
16786 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
16787 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
16789 (RS6000_BTM_COMMON): Likewise.
16791 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
16792 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
16793 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
16794 128-bit floating point. Add support for the double values to be
16795 in Altivec registers for TF/IF packing and unpacking, but restrict
16796 TD packing sub-fields to be FPR registers. Don't allow overlapped
16797 register support for packing. Allow pack inputs to be memory
16798 locations. Don't build generator functions for unpack<mode>_dm
16799 and unpack<mode>_nodm.
16800 (unpack<mode>_dm): Likewise.
16801 (unpack<mode>_nodm): Likewise.
16802 (pack<mode>): Likewise.
16804 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
16805 built-in functions to pack/unpack explicit __ibm128 values.
16806 (__builtin_unpack_ibm128): Likewise.
16808 * doc/extend.texi (PowerPC Built-in Functions): Document
16809 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
16811 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
16814 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
16815 Add new arg loc and pass it down as context.
16816 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
16817 to the location to use for the warning.
16818 (check_function_arguments): New arg loc. All callers changed. Pass
16819 it to check_function_nonnull.
16820 * c-common.h (check_function_arguments): Adjust declaration.
16822 2016-01-13 Jakub Jelinek <jakub@redhat.com>
16824 PR tree-optimization/69156
16825 * gimple.c (validate_type): Removed.
16826 (gimple_builtin_call_types_compatible_p): Use
16827 useless_type_conversion_p instead of validate_type.
16828 * value-prof.c (gimple_stringop_fixed_value): Fold
16829 icall_size to correct type.
16831 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16833 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
16836 2016-01-13 Richard Henderson <rth@redhat.com>
16839 * target.def (builtin_tm_load, builtin_tm_store): Remove.
16840 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
16841 (ix86_builtin_tm_store): Remove.
16842 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16843 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16844 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
16845 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
16846 * doc/tm.texi: Rebuild.
16848 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
16849 (BUILT_IN_TM_MEMCPY_RTWN): New.
16850 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
16851 fallback from vector to integer helpers.
16852 (build_tm_load): Handle vector types directly, instead of
16854 (build_tm_store): Likewise.
16855 (expand_assign_tm): Prepare for register types not handled by
16856 the above. Copy them to memory and use memcpy.
16857 * tree.c (tm_define_builtin): New.
16858 (find_tm_vector_type): New.
16859 (build_tm_vector_builtins): New.
16860 (build_common_builtin_nodes): Call it.
16862 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
16864 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
16865 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
16867 2016-01-13 Tom de Vries <tom@codesourcery.com>
16869 PR tree-optimization/69169
16870 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
16871 handled_struct_type param.
16872 (create_variable_info_for, intra_create_variable_infos): Call
16873 create_variable_info_for_1 with extra arg.
16875 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
16877 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
16878 and "armv8.1-a+crc" entries.
16880 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
16883 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
16884 Change first operand predicate from register_or_constm1_operand
16885 to register_operand.
16886 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
16887 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
16888 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
16889 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
16890 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
16891 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
16892 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
16893 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
16894 comparison with constm1_rtx from vec_prefetch_gen part.
16896 2016-01-13 Richard Biener <rguenther@suse.de>
16898 PR tree-optimization/69013
16899 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
16900 Exchange assert for a test.
16902 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16905 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
16907 2016-01-13 Richard Biener <rguenther@suse.de>
16909 PR tree-optimization/69242
16910 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
16911 assert with a check.
16913 2016-01-13 Richard Biener <rguenther@suse.de>
16915 PR tree-optimization/69186
16916 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16917 Properly guard vect_update_misalignment_for_peel call.
16919 2016-01-12 Jeff Law <law@redhat.com>
16921 PR tree-optimization/pr67755
16922 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
16923 "need_profile_correction".
16924 (thread_block_1): Initialize new field to false by default. If we
16925 have multiple thread paths through a common joiner to different
16926 final targets, then set new field to true.
16927 (compute_path_counts): Only do count adjustment when it's really
16930 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16932 * doc/invoke.texi (Spec Files): Move section down in file, past
16933 all command-line option descriptions.
16935 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16937 PR middle-end/54809
16938 * doc/gty.texi: Remove documentation of mark_hook.
16939 * gengtype.c (struct write_types_data): Remove code to support
16940 mark_hook attribute.
16941 (walk_type): Likewise.
16942 (write_func_for_structure): Likewise.
16944 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16946 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
16947 Directory Options, and -specs= to Overall Options.
16948 (Overall Options): Adjust similarly. Reorder to group related
16949 options together. Make -specs= cross-reference the spec file details.
16950 (Directory Options): Adjust similarly.
16952 2016-01-12 Jeff Law <law@redhat.com>
16954 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
16956 2016-01-12 Olivier Hainque <hainque@adacore.com>
16958 * gcc.c (spec_undefvar_allowed): New global.
16959 (process_command): Set to true when running for --version or --help,
16961 (getenv_spec_function): When the variable is not defined, use the
16962 variable name as the variable value if we're allowed not to issue
16965 2016-01-12 Bin Cheng <bin.cheng@arm.com>
16967 PR tree-optimization/68911
16968 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
16969 information computed for expression "init + nit * step".
16971 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16973 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
16974 about name of GCC executable. Remove deleted node from menu.
16975 (Directory Options) <-B>: Remove cross-reference to deleted node.
16976 (Target Options): Delete section.
16978 2016-01-12 Christian Bruel <christian.bruel@st.com>
16981 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
16982 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
16984 2016-01-12 Jakub Jelinek <jakub@redhat.com>
16987 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
16988 aligned_mem is properly set for AVX512-VL floating point masked
16992 * ifcvt.c (cond_exec_process_if_block): When removing the last
16993 insn from then_bb, remove also any possible barriers that follow it.
16995 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
16999 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17000 (PTRDIFF_TYPE): Likewise.
17001 (WCHAR_TYPE): Likewise.
17002 (WCHAR_TYPE_SIZE): Likewise.
17003 (STDINT_LONG32): Likewise.
17005 2016-01-12 Richard Biener <rguenther@suse.de>
17007 PR tree-optimization/69053
17008 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17009 convert initial value for cond reductions.
17011 2016-01-12 Richard Biener <rguenther@suse.de>
17013 PR tree-optimization/69007
17014 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17015 widen_sum after dot_prod and sad.
17017 2016-01-12 Richard Biener <rguenther@suse.de>
17019 PR tree-optimization/69168
17020 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17021 pattern stmt SLP type.
17022 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17023 end up unused so cope with that case.
17025 2016-01-12 Richard Biener <rguenther@suse.de>
17027 PR tree-optimization/69157
17028 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17029 stmts def type only during analyze phase.
17030 (vectorizable_call): Likewise.
17031 (vectorizable_simd_clone_call): Likewise.
17032 (vectorizable_conversion): Likewise.
17033 (vectorizable_assignment): Likewise.
17034 (vectorizable_shift): Likewise.
17035 (vectorizable_operation): Likewise.
17036 (vectorizable_store): Likewise.
17037 (vectorizable_load): Likewise.
17039 2016-01-12 Richard Biener <rguenther@suse.de>
17041 PR tree-optimization/69174
17042 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17044 (vectorizable_load): Properly compute the number of loads needed
17045 for permuted strided SLP loads and do not spuriously assign
17046 to SLP_TREE_VEC_STMTS.
17048 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17050 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17051 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17052 (MD_EXEC_PREFIX): Remove.
17053 (MD_STARTFILE_PREFIX) Removee.
17054 (FILE_NAME_ABSOLUTE_P): Remove.
17055 (CPP_SPEC): Do not read macros from sys/version.h.
17056 (LINK_COMMAND_SPEC): Remove.
17057 (LOCAL_INCLUDE_DIR): Remove.
17058 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17059 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17060 (POST_LINK_SPEC): Define to invoke stubify after linker
17061 (LIBSTDCXX): Remove define
17062 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17063 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17064 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17065 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17066 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17067 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17068 (i386_djgpp_asm_named_section): Add propotype of new procedure
17070 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17071 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17072 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17073 in config/i386/djgpp.h).
17074 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17075 STANDARD_STARTFILE_PREFIX_1.
17076 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17077 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17078 installation errors.
17079 (MAX_OFILE_ALIGNMENT): Define to 128.
17080 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17082 * config/i386/djgpp.c: New file. Add implementation of
17083 i386_djgpp_asm_named_section.
17085 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17087 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17088 Add rule for building djgpp.o.
17090 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17092 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17093 (rtx_is_swappable_p): Reductions are swappable.
17094 (insn_is_swappable_p): V2DF reductions are swappable.
17096 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17098 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17099 reloads for other unsupported memory operands.
17101 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17102 Jim Wilson <jim.wilson@linaro.org>
17105 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17106 copy_to_mode_reg instead of force_reg.
17108 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17111 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17112 TARGET_80387 is true.
17114 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17117 * lra-eliminations.c (move_plus_up): Only move plus up
17118 if subreg of the constant can be simplified into constant
17119 and use the simplified subreg of the constant instead of
17120 the original constant.
17122 * fold-const.c (fold_convertible_p): Don't return true
17123 for conversion of VECTOR_TYPE to same sized integral type.
17124 (fold_convert_loc): Fix up formatting. Fold conversion of
17125 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17126 instead of NOP_EXPR.
17128 PR tree-optimization/69214
17129 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17130 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17133 PR tree-optimization/69207
17134 * tree-vect-slp.c (vect_get_constant_vectors): For
17135 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17136 fold_convertible_p to vector_type's element type, and always
17137 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17139 2016-01-11 Richard Biener <rguenther@suse.de>
17141 PR tree-optimization/69173
17142 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17143 fixup the cycle if all stmts are in a pattern.
17145 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17147 PR middle-end/68999
17148 * alias.c (base_alias_check): Move check for addresses with
17149 alignment ANDs before the call for compare_base_decls.
17150 (memrefs_conflict_p): Return -1 for different decls
17151 that went through alignment adjustments.
17153 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17155 PR rtl-optimization/68796
17156 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17157 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17158 and QImode comparisons against zero with CC_NZmode.
17159 * config/aarch64/iterators.md (short_mask): New mode_attr.
17161 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17163 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17164 (<avx512>_store<mode>_mask): Likewise.
17166 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17167 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17169 PR rtl-optimization/68841
17170 * ifcvt.c (struct noce_if_info): Add orig_x field.
17171 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17172 Don't record conflicts on to_rename if it's present.
17173 Allow memory destinations in sets.
17174 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17175 blocks, passing orig_x to the checks.
17176 (noce_process_if_block): Set if_info->orig_x appropriately.
17178 2016-01-11 Tom de Vries <tom@codesourcery.com>
17180 PR tree-optimization/69069
17181 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17183 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17185 PR rtl-optimization/68920
17186 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17187 of conditional moves for RTL if-conversion to 1 for
17188 TARGET_ONE_IF_CONV_INSN.
17189 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17190 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17191 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17192 parameter to restirct number of conditional moves for
17194 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17195 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17198 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17201 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17202 onepart vars. Fix typo in comment. Fix reversed condition in
17204 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17207 * var-tracking.c (dump_onepart_variable_differences): New.
17208 (dataflow_set_different): If a detailed dump is requested,
17209 delay early returns and dump differences between onepart
17210 variables present before and after, and added variables.
17212 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17215 * expr.c (expand_expr_real_1): For boolean vector constants
17216 with a scalar mode use const_scalar_mask_from_tree.
17217 (const_scalar_mask_from_tree): New.
17218 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17219 assigned to a mask type to handle constants.
17221 2016-01-11 Martin Jambor <mjambor@suse.cz>
17224 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17225 useless parameters if we cannot change function signature.
17227 2016-01-11 Martin Jambor <mjambor@suse.cz>
17230 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17233 2016-01-11 Tom de Vries <tom@codesourcery.com>
17235 PR tree-optimization/69109
17236 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17239 2016-01-11 Tom de Vries <tom@codesourcery.com>
17241 PR tree-optimization/69108
17242 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17243 res is not used in a phi.
17245 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17248 * common.opt (frandom-seed): Fix parameter name.
17249 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17251 2016-01-11 Tom de Vries <tom@codesourcery.com>
17253 PR tree-optimization/69058
17254 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17257 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17259 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17260 (mcode-density): Likewise.
17262 2016-01-10 Tom de Vries <tom@codesourcery.com>
17264 PR tree-optimization/69062
17265 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17266 (parallelize_loops): Don't paralelize loop that has phi with address
17269 2016-01-10 Tom de Vries <tom@codesourcery.com>
17271 PR tree-optimization/69039
17272 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17275 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17277 PR middle-end/68743
17278 * match.pd: Require target has function_c99_misc before doing
17279 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17281 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17283 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17285 * configure: Regenerate.
17287 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17289 PR middle-end/50865
17290 PR tree-optimization/69097
17291 * fold-const.h (expr_not_equal_to): New prototype.
17292 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17293 (expr_not_equal_to): New function.
17294 * match.pd (X % -Y is the same as X % Y): Don't optimize
17295 unless X is known not to be equal to minimum or Y is known
17296 not to be equal to -1.
17297 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17298 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17299 (simplify_stmt_using_ranges): Adjust caller.
17300 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17301 substitute_and_fold.
17303 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17305 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17308 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17310 PR tree-optimization/69167
17311 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17312 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17314 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17316 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17317 Richard Biener <rguenther@suse.de>
17319 PR tree-optimization/68707
17320 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17321 instances that can be handled via vect_load_lanes.
17323 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17325 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17326 if we can't determine address equivalence.
17327 * alias.c (compare_base_decl): Update for changed return value of
17328 symtab_node::equal_address_to.
17330 2016-01-08 Jason Merrill <jason@redhat.com>
17334 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17335 * expr.c (store_field): Not here.
17336 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17337 call with TREE_ADDRESSABLE type.
17338 * tree-cfg.c (verify_gimple_call): Adjust.
17340 2016-01-08 Olivier Hainque <hainque@adacore.com>
17342 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17345 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17347 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17348 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17349 (reduc_smin_v2sf): Rename to...
17350 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17351 (reduc_splus_v2sf): Rename to...
17352 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17354 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17356 PR tree-optimization/69162
17357 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17358 valist argument in another argument.
17359 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17360 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17361 to determine the va_list type, build a MEM_REF instead of
17362 build_fold_indirect_ref.
17364 PR tree-optimization/69172
17365 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17368 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17370 PR tree-optimization/67781
17371 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17372 and cmpnop in two steps: first the ones not accessed in original
17373 gimple expression in a endian independent way and then the ones not
17374 accessed in the final result in an endian-specific way.
17376 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17378 PR tree-optimization/69083
17379 * tree-vect-slp.c (vect_get_constant_vectors): For
17380 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17381 element type. If op is fold_convertible_p to vector_type's element
17382 type, use NOP_EXPR instead of VCE.
17384 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17386 PR rtl-optimization/67778
17387 PR rtl-optimization/68634
17388 PR rtl-optimization/68909
17389 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17390 block from the stack until done with it. Remove a superfluous
17391 bitmap set. Remove a superfluous bitmap test.
17393 2016-01-07 Martin Sebor <msebor@redhat.com>
17396 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17397 constraint on the type of arguments.
17399 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17401 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17402 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17403 unaligned_access on the gcc_options set.
17404 * config/arm/arm.c (arm_option_override_internal): Use
17405 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17407 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17410 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17411 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17413 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17416 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17419 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17420 depending on frame_pointer_needed before remaining integer and SSE
17421 registers are saved.
17423 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17426 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17428 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17431 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17432 Use the "xBm" constraint.
17433 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17435 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17436 (sse_cvtsi2ssq<round_name>): Likewise.
17437 (sse_cvtss2si<round_name>): Likewise.
17438 (sse_cvtss2siq<round_name>): Likewise.
17439 (sse2_cvtsi2sdq<round_name>): Likewise.
17440 (sse2_cvtsd2si<round_name>): Likewise.
17441 (sse2_cvtsd2siq<round_name>): Likewise.
17442 * config/i386/subst.md (round_nimm_scalar_predicate): New
17445 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17447 PR middle-end/67639
17448 * varasm.c (make_decl_rtl): Mark invalid register vars as
17451 PR rtl-optimization/66206
17452 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17453 All callers changed.
17455 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17457 PR tree-optimization/69141
17458 * tree-ssa-pre.c: Include langhooks.h.
17459 (eliminate_dom_walker::before_dom_children): Use
17460 lang_hooks.decl_printable_name instead of
17461 cgraph_node::get ()->name ().
17463 PR middle-end/68960
17464 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17465 it and DECL_ALIGN too.
17467 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17469 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17471 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17474 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17475 depending on frame_pointer_needed before remaining integer and SSE
17476 registers are saved.
17478 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17480 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17481 mode iterator with VSX_M2.
17482 (*p9_vecstore_<mode>): Likewise.
17483 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17484 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17485 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17486 (define_split for VSX_LE128 stores): Likewise.
17487 (define_peephole2 for TImode LE swaps): Likewise.
17488 (define_split for VSX_LE128 post-reload stores): Likewise.
17490 2016-01-06 Marek Polacek <polacek@redhat.com>
17493 * convert.c (convert_to_integer_1): Adjust call to
17494 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17495 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17496 EXPR instead of ARG.
17497 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17499 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17502 * doc/extend.texi (RL78 Variable Attributes): New section.
17504 2016-01-05 Marek Polacek <polacek@redhat.com>
17507 * builtins.c (get_memmodel): Use expansion point location rather than
17508 the input location. Call warning_at rather than warning.
17509 (expand_builtin_atomic_compare_exchange): Likewise.
17510 (expand_builtin_atomic_load): Likewise.
17511 (expand_builtin_atomic_store): Likewise.
17512 (expand_builtin_atomic_clear): Likewise.
17514 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17517 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17518 Replace nonimmediate_operand with vector_operand.
17519 * config/i386/predicates.md (vector_operand): New predicate.
17520 (general_vector_operand): Replace nonimmediate_operand with
17522 * config/i386/sse.md: Replace nonimmediate_operand with
17523 vector_operand and m constraint with Bm constraint on SSE
17524 patterns with 16-byte memory operand.
17525 * config/i386/subst.md (round_nimm_predicate): Replace
17526 nonimmediate_operand with vector_operand.
17527 (round_saeonly_nimm_predicate): Likewise.
17528 (round_saeonly_nimm_scalar_predicate): New.
17530 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17533 * config/i386/constraints.md (Bm): New constraint.
17534 * config/i386/predicates.md (vector_memory_operand): New
17536 * config/i386/sse.md: Replace xm with xBm in plusminus and
17537 any_logic patterns.
17539 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17542 * doc/extend.texi (V850 Function Attributes): New section.
17543 (V850 Variable Attributes): New section.
17545 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17548 * doc/extend.texi (MicroBlaze Function Attributes): Document
17549 interrupt_handler and fast_interrupt attributes.
17551 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17554 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17555 for local symbolic operands.
17556 * config/ia64/predicates.md (local_symbolic_operand64): New
17559 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17561 PR rtl-optimization/68651
17562 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17565 2016-01-05 Nathan Sidwell <nathan@acm.org>
17567 * alias.c (compare_base_decls): Use symtab_node::get.
17569 2016-01-05 Nick Clifton <nickc@redhat.com>
17572 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17573 secondary_reload_info structure.
17576 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17577 decls if weak support is available.
17579 2016-01-04 Martin Sebor <msebor@redhat.com>
17581 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17583 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17585 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17586 OPTION_MASK_P9_DFORM.
17588 * config/rs6000/constraints.md (wo constraint): New constraint for
17591 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17593 (rs6000_init_hard_regno_mode_ok): Likewise.
17595 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17598 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17599 expanders not to have constraints. Add support for ISA 3.0 xxperm
17600 instruction. Add support for fusing xxlor with xxperm.
17601 (altivec_vperm_<mode>_internal): Likewise.
17602 (altivec_vperm_v8hiv16qi): Likewise.
17603 (altivec_vperm_<mode>v16q): Likewise.
17604 (altivec_vperm_<mode>_uns): Likewise.
17605 (vperm_v8hiv4si): Likewise.
17606 (vperm_v16qiv8hi): Likewise.
17608 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17610 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17612 Update copyright years.
17614 * gcc.c (process_command): Update copyright notice dates.
17615 * gcov-dump.c (print_version): Ditto.
17616 * gcov.c (print_version): Ditto.
17617 * gcov-tool.c (print_version): Ditto.
17618 * gengtype.c (create_file): Ditto.
17619 * doc/cpp.texi: Bump @copying's copyright year.
17620 * doc/cppinternals.texi: Ditto.
17621 * doc/gcc.texi: Ditto.
17622 * doc/gccint.texi: Ditto.
17623 * doc/gcov.texi: Ditto.
17624 * doc/install.texi: Ditto.
17625 * doc/invoke.texi: Ditto.
17627 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17629 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17630 modes larger than TImode as TImode if NEON is not enabled.
17632 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17635 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17636 mode for %f0-%f31 only if TARGET_FPU.
17638 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17641 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17642 to compute the PACKED_P predicate.
17643 (function_arg_record_value): Minor tweaks.
17645 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17647 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17648 option for arm*-*-* targets.
17650 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17652 * doc/extend.texi (Common Function Attributes): Move docs for
17653 MSP430-specific attributes to....
17654 (MSP430 Function Attributes): ...here. Delete the redundant
17655 entries and copy-edit the remaining text.
17656 (MSP430 Variable Attributes): Use uniform format for index
17657 entries and add a cross-reference to the corresponding function
17660 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17662 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17664 (x86 Options): Likewise.
17666 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17670 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17671 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17672 to corresponding attribute.
17674 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17676 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17677 to correct alphabetization of table. Copy-edit and correct
17679 <stack_protect>: Likewise.
17680 <target_clones>: Likewise.
17682 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17683 Correct punctuation.
17684 (Code Gen Options) <-fno-plt>: Copy-edit.
17686 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17689 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17690 SI values. Explicitly convert SI to DI and vice-versa.
17692 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17694 PR tree-optimization/69070
17695 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17696 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17699 * ubsan.c (ubsan_instrument_float_cast): Call
17700 initialize_sanitizer_builtins.
17703 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
17705 Copyright (C) 2016 Free Software Foundation, Inc.
17707 Copying and distribution of this file, with or without modification,
17708 are permitted in any medium without royalty provided the copyright
17709 notice and this notice are preserved.