1 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
4 (chrec_convert_1, chrec_convert): Ditto.
5 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
6 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
7 * tree-vrp.c (adjust_range_with_scev): Ditto.
8 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
9 (scev_var_range_cant_overflow): New function.
10 (scev_probably_wraps_p): New parameter. Call above function.
11 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
13 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
16 by removing computation of may_be_zero.
18 2016-07-21 Jakub Jelinek <jakub@redhat.com>
20 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
22 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
24 Improving concepts performance and diagnostics.
25 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
26 for constraint satisfaction and subsumption.
27 * timevar.h (auto_timevar): New constructor that matches the push/pop
28 pattern of usage in pt.c.
30 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
32 * hwint.h (HOST_WIDE_INT_0): New define.
33 (HOST_WIDE_INT_0U): Ditto.
34 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
35 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
36 * simplify-rtx.c: Ditto.
37 * tree-object-size.c: Ditto.
39 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
41 * config/s390/s390.c (s390_encode_section_info): Remove mode size
44 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
46 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
47 * combine.c: Use HOST_WIDE_INT_M1U instead of
48 ~(unsigned HOST_WIDE_INT) 0.
49 * double-int.h: Ditto.
56 * tree-ssa-loop-ivopts.c: Ditto.
57 * tree-ssa-loop-prefetch.c: Ditto.
58 * tree-vect-generic.c: Ditto.
59 * tree-vect-patterns.c: Ditto.
62 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
64 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
65 constant addresses outside [0,0xc0] into a register.
66 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
67 cases where the base address register is unused after.
68 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
69 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
70 (avr_out_store_psi_reg_disp_tiny): Same.
72 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
74 Implement attribute progmem on reduced Tiny cores by adding
75 flash offset 0x4000 to respective symbols.
78 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
79 documentation how it works on reduced Tiny cores.
80 (AVR Named Address Spaces): No support for reduced Tiny.
81 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
82 (avr_address_tiny_pm_p): New static function.
83 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
84 if the address is in progmem.
85 (avr_assemble_integer): Same.
86 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
87 for symbol_ref in progmem.
88 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
89 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
90 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
92 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
94 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
95 * configure: Regenerate.
96 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
97 (USE_THIN_ARCHIVES): New variable.
98 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
99 this archive as a thin archive.
101 2016-07-20 David Malcolm <dmalcolm@redhat.com>
103 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
104 same location as last time, don't skip if we have fix-it hints.
105 Clarify the skipping logic by converting it from one "if" clause
106 to repeated "if" clauses.
107 * spellcheck-tree.c: Include "cpplib.h".
108 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
109 (best_macro_match::best_macro_match): New constructor.
110 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
111 Move here from c/c-decl.c.
112 (class best_macro_match): Move here from c/c-decl.c, converting
113 from a typedef to a subclass, gaining a ctor.
115 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
117 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
118 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
120 (avr_addr_space_diagnose_usage): ...and implementation.
121 (avr_addr_space_supported_p): New function.
122 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
123 report bad address space usage if that space is supported.
124 (avr_insert_attributes): Same. No more complain about unsupported
126 * config/avr/avr-c.c (tm_p.h): Include it.
127 (avr_cpu_cpp_builtins): Only define addr-space related built-in
128 macro if avr_addr_space_supported_p.
130 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
132 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
133 flag_toplevel_reorder.
135 2016-07-20 David Malcolm <dmalcolm@redhat.com>
137 * gcc-rich-location.c
138 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
140 * gcc-rich-location.h
141 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
143 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
145 * target.def (addr_space): Add new diagnose_usage to hook vector.
146 * targhooks.c (default_addr_space_diagnose_usage): Add default
147 implementation and...
148 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
149 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
150 is some address space, call targetm.addr_space.diagnose_usage.
151 * doc/tm.texi.in (Named Address Spaces): Add anchor for
152 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
153 * doc/tm.texi: Regenerate.
155 2016-07-20 Martin Liska <mliska@suse.cz>
158 * graphite-isl-ast-to-gimple.c (later_of_the_two):
159 Properly handly PHI stmts.
161 2016-07-20 Bin Cheng <bin.cheng@arm.com>
163 PR tree-optimization/71503
164 PR tree-optimization/71683
165 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
168 2016-07-20 Martin Liska <mliska@suse.cz>
170 * doc/invoke.texi (-fipa-ra): Document when the option is
171 disabled. Fix a typo.
173 2016-07-20 Martin Liska <mliska@suse.cz>
175 * Makefile.in: Include fibonacci_heap.c
176 * fibonacci_heap.c: New file.
177 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
178 (fibonacci_heap::union_with): Fix deletion of the second heap.
179 * selftest-run-tests.c (selftest::run_tests): Incorporate
180 fibonacci heap tests.
181 * selftest.h: Declare fibonacci_heap_c_tests.
183 2016-07-20 Martin Liska <mliska@suse.cz>
185 * selftest-run-tests.c (selftest::run_tests): New function.
186 * selftest.h (sreal_c_tests): Declare.
187 * sreal.c (sreal_verify_basics): New function.
188 (verify_aritmetics): Likewise.
189 (sreal_verify_arithmetics): Likewise.
190 (verify_shifting): Likewise.
191 (sreal_verify_shifting): Likewise.
192 (void sreal_c_tests): Likewise.
194 2016-07-19 Jakub Jelinek <jakub@redhat.com>
196 PR rtl-optimization/71916
197 * cfgrtl.c (contains_no_active_insn_p): Return false also for
198 bb which have a single succ fake edge.
200 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
203 * dwarf2out.c (gen_subprogram_die): Only call
204 gen_unspecified_parameters_die while dumping early dwarf.
206 2016-07-19 Jakub Jelinek <jakub@redhat.com>
209 * gimple-fold.c (fold_builtin_memory_op): Use
210 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
212 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
214 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
215 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
216 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
217 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
221 * double-int.c: Ditto.
223 * dwarf2out.c: Ditto.
226 * fold-const.c: Ditto.
233 * loop-doloop.c: Ditto.
234 * loop-invariant.c: Ditto.
241 * simplify-rtx.c: Ditto.
242 * stor-layout.c: Ditto.
244 * tree-ssa-loop-ivopts.c: Ditto.
245 * tree-vect-generic.c: Ditto.
246 * tree-vect-patterns.c: Ditto.
251 * wide-int-print.cc: Ditto.
252 * wide-int.cc: Ditto.
255 2016-07-19 David Malcolm <dmalcolm@redhat.com>
257 * selftest.c (selftest::assert_streq): Handle NULL values of
258 val_actual and val_expected.
260 2016-07-19 Martin Jambor <mjambor@suse.cz>
263 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
264 rather than cgraph_create_node to get a call graph node.
266 2016-07-19 Richard Biener <rguenther@suse.de>
268 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
269 handle all tcc_constant bases and valueize SSA names.
270 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
273 2016-07-19 David Malcolm <dmalcolm@redhat.com>
275 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
276 the flags of the exit block and bb2, not just the entry block.
278 2016-07-19 Richard Biener <rguenther@suse.de>
280 PR tree-optimization/71901
281 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
282 align member, group stuff with the bitfield.
283 (vn_ref_op_align_unit): New inline.
284 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
285 record element alignment and operand 3 unchanged.
286 (ao_ref_init_from_vn_reference): Adjust.
287 (valueize_refs_1): Likewise.
288 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
290 2016-07-19 Richard Biener <rguenther@suse.de>
292 PR tree-optimization/71908
293 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
294 symbolic constants in a more reliable way.
296 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
298 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
300 (vect_update_inits_of_drs): Likewise.
301 (vect_create_cond_for_alias_checks): Likewise.
302 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
304 2016-07-19 Richard Biener <rguenther@suse.de>
307 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
308 with an abstract origin that is not an inlined function outer
309 scope add a self-reference as abstract origin.
310 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
312 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
315 * config/rs6000/rs6000.c (rs6000_function_value): Fix
316 unintentional System V.4 structure return breakage for structures
317 with a single floating point element.
319 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
321 PR tree-optimization/71734
322 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
323 contains REF, use it to check safelen, assume that safelen value
324 must be greater 1, fix style.
325 (ref_indep_loop_p_2): Add REF_LOOP argument.
326 (ref_indep_loop_p): Pass LOOP as additional argument to
329 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
331 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
332 allocation in the prologue.
333 * explow.c (get_dynamic_stack_base): New function to return an address
334 expression for the dynamic stack base.
335 (get_dynamic_stack_size): New function to do the required dynamic stack
336 space size calculations.
337 (allocate_dynamic_stack_space): Use new functions.
338 (align_dynamic_address): Move some code from
339 allocate_dynamic_stack_space to new function.
340 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
342 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
344 * config/s390/s390.c (s390_encode_section_info): Always set
345 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
348 2016-07-18 Richard Biener <rguenther@suse.de>
350 PR tree-optimization/71893
351 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
352 for sizetype cast added by array_ref_element_size.
353 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
355 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
357 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
358 register parameters. Remove code to initialize argument pointer
359 on TARGET_64BIT. Optimize call to _mcount when it can be reached
360 using a pc-relative branch. Cleanup conditional code.
361 * config/pa/pa.md (call_mcount): New expander.
362 (call_mcount_nonpic): New insn.
363 (call_mcount_pic): New insn and split.
364 (call_mcount_pic_post_reload): New insn.
365 (call_mcount_64bit): New insn and split.
366 (call_mcount_64bit_post_reload): New insn.
368 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
370 * config/avr/predicates.md (const_m255_to_m1_operand): New.
371 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
372 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
373 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
374 (*usum_widenqihi3, *udiff_widenqihi3)
375 (*addhi3_zero_extend.const): New combiner insns.
376 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
377 just 1 bit is affected.
378 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
379 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
381 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
383 * omp-low.c (lower_omp_target): Mark data clauses with
384 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
385 zero-length subarrays.
387 2016-07-15 Richard Biener <rguenther@suse.de>
389 PR tree-optimization/71881
390 * tree-loop-distribution.c (destroy_loop): Remove blocks in
391 reverse DOM order to make debug temp generation happy.
393 2016-07-15 Richard Biener <rguenther@suse.de>
395 PR tree-optimization/71887
396 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
397 verify it is not zero for division / modulo handling.
398 (value_replacement): Adjust.
400 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
401 Julian Brown <julian@codesourcery.com>
403 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
404 * config/aarch64/aarch64-cost-tables.h
405 (vulcan_extra_costs): New variable.
406 * config/aarch64/aarch64.c
407 (vulcan_addrcost_table): Likewise.
408 (vulcan_regmove_cost): Likewise.
409 (vulcan_vector_cost): Likewise.
410 (vulcan_branch_cost): Likewise.
411 (vulcan_tunings): Likewise.
413 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
415 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
416 (output_in_order): Loop over undefined variables too. Output them
417 via assemble_undefined_decl. Skip variables that correspond to hard
418 registers or have value-exprs.
419 * varpool.c (symbol_table::output_variables): Handle undefined
420 variables together with defined ones.
422 2016-07-15 Richard Biener <rguenther@suse.de>
424 * tree-ssa-pre.c (get_representative_for): Make sure to return
425 the value number of SSA names.
426 (phi_translate_1): get_representative_for cannot return NULL.
427 (do_pre_regular_insertion): Remove redundant call to
428 fully_constant_expression.
429 (do_pre_partial_partial_insertion): Likewise.
431 2016-07-15 Bin Cheng <bin.cheng@arm.com>
433 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
434 (derive_simple_iv_with_niters): New function.
435 (simple_iv): Rewrite using simple_iv_with_niters.
436 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
437 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
439 (number_of_iterations_exit): Rewrite using above function.
440 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
443 2016-07-15 Richard Biener <rguenther@suse.de>
445 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
448 2016-07-14 Jakub Jelinek <jakub@redhat.com>
450 PR tree-optimization/71872
451 * tree-data-ref.c (get_references_in_stmt): Ignore references
452 with is_gimple_constant get_base_address.
454 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
456 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
457 (TARGET_HAVE_LDACQD): New macro.
458 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
459 than TARGET_HAVE_LDACQ.
460 (arm_load_acquire_exclusivedi): Likewise.
461 (arm_store_release_exclusivedi): Likewise.
463 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
465 PR rtl-optimization/71878
466 * lra-constraints.c (match_reload): Pass information about other
467 output operands. Create new unique register value if matching input
468 operand shares same register value as output operand being considered.
469 (curr_insn_transform): Record output operands already processed.
471 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
474 PR tree-optimization/70923
475 * tree-vect-patterns.c: Include mult-synthesis.h.
476 (target_supports_mult_synth_alg): New function.
477 (synth_lshift_by_additions): Likewise.
478 (apply_binop_and_append_stmt): Likewise.
479 (vect_synth_mult_by_constant): Likewise.
480 (target_has_vecop_for_code): Likewise.
481 (vect_recog_mult_pattern): Use above functions to synthesize vector
482 multiplication by integer constants.
484 2016-07-14 Alan Modra <amodra@gmail.com>
486 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
487 gpr alternatives. Correct '*' placement on Y,r alternative.
488 Add '*' on operand 1 of r,r alternative.
490 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
492 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
493 * expmed.h: ... Here.
495 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
497 * gimple.h (stmt_can_terminate_bb_p): New function.
498 * tree-cfg.c (need_fake_edge_p): Rename to ...
499 (stmt_can_terminate_bb_p): ... this; return true if stmt can
500 throw external; handle const and pure calls.
501 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
503 2016-07-14 Richard Biener <rguenther@suse.de>
505 PR tree-optimization/71866
506 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
507 (do_hoist_insertion): Avoid endless recursion when we
508 didn't insert anything because we managed to simplify
509 things down to a constant or SSA name.
510 (fully_constant_expression): Re-write in terms of ...
511 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
512 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
513 vn_nary_build_or_lookup_1.
514 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
515 (vn_nary_build_or_lookup): ... this which now wraps it.
517 2016-07-14 Alan Modra <amodra@gmail.com>
520 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
521 with p9_vector override before power9-dform override.
523 2016-07-13 Andi Kleen <ak@linux.intel.com>
525 * value-prof.c (gimple_value_profile_transformations): Don't run
526 when auto_profile is on.
528 2016-07-13 Andi Kleen <ak@linux.intel.com>
530 * auto-profile.c (update_inlined_ind_target,
531 afdo_indirect_call): Print information to dump file.
533 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
535 * genrecog.c (special_predicate_operand_p): New function.
536 (predicate_name): Move function.
537 (validate_pattern): Don't warn about missing mode for all
538 define_special_predicate predicates.
540 2016-07-13 Bin Cheng <bin.cheng@arm.com>
542 * tree-vect-data-refs.c (vect_no_alias_p): New function.
543 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
544 resolve alias checks which are known at compilation time.
545 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
546 alias checks are resolved. Move dump info for too many runtime
547 alias checks to here...
548 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
550 2016-07-13 Richard Biener <rguenther@suse.de>
552 PR tree-optimization/24574
553 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
554 position and add shift, rotate, divison and modulo support
556 (value_replacement): Pass in argument position to absorbing_element_p.
558 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
561 * ipa-inline-transform.c (inline_call): Support
564 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
566 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
567 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
569 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
570 Baseline. Make initial alternative TARGET_32BIT only.
572 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
573 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
576 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
578 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
579 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
580 availability with TARGET_HAVE_MOVT.
581 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
582 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
583 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
585 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
586 extra instruction if MOVW is available. Use a cost variable
587 incremented by COSTS_N_INSNS (1) when the condition match rather than
588 returning an arithmetic expression based on COSTS_N_INSNS. Make
589 constant with bottom half word zero cost 2 instruction if MOVW is
591 * config/arm/arm.md (define_attr "arch"): Add v8mb.
592 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
593 target is ARMv8-M Baseline.
594 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
595 (arm_movtas_ze): Likewise.
596 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
597 alternative for constants satisfying j constraint.
598 (thumb1_movsi_insn): Likewise.
599 (movsi splitter for K alternative): Tighten condition to not trigger
600 if movt is available and j constraint is satisfied.
601 (Pe immediate splitter): Likewise.
602 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
603 constant fitting in an halfword to use MOVW.
604 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
607 2016-07-13 Richard Biener <rguenther@suse.de>
610 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
611 gimplifying the LHS. Make sure to gimplify a returning twice
612 call LHS without using SSA names.
614 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
616 * tree-data-ref.c (find_data_references_in_stmt): Remove
617 unnecessary call to vec::release.
618 (graphite_find_data_references_in_stmt): Likewise.
619 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
620 * tree-vect-stmts.c (vectorizable_condition): Likewise.
622 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
624 * cfgexpand.c (expand_used_vars): Make the type of a local
626 * genmatch.c (lower_for): Likewise.
627 * haifa-sched.c (haifa_sched_init): Likewise.
628 (add_to_speculative_block): Likewise.
629 (create_check_block_twin): Likewise.
630 * predict.c (handle_missing_profiles): Likewise.
631 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
632 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
633 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
635 (maybe_lower_iteration_bound): Likewise.
636 * tree-ssa-sccvn.c (DFS): Likewise.
637 * tree-stdarg.c (reachable_at_most_once): Likewise.
638 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
639 (vectorizable_store): Likewise.
641 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
643 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
644 (sccvn_dom_walker): make cond_stack an auto_vec.
646 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
648 * ree.c (struct ext_state): Make type of members auto_vec.
649 (find_and_remove_re): Adjust.
651 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
653 * cfgexpand.c (struct stack_vars_data): Make type of fields
655 (expand_used_vars): Adjust.
657 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
659 * ipa.c (record_cdtor_fn): Adjust.
660 (build_cdtor_fns): Likewise.
661 (ipa_cdtor_merge): Make static_ctors and static_dtors local
664 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
666 * genextract.c (struct accum_extract): Add constructor and make
670 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
672 * tree.c (struct free_lang_data_d): Add constructor and change
673 types of members to ones that automatically manage resources.
674 (fld_worklist_push): Adjust.
675 (find_decls_types): Likewise.
676 (find_decls_types_in_eh_region): Likewise.
677 (free_lang_data_in_cgraph): Stop manually creating and
678 destroying members of free_lang_data_d.
680 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
682 PR rtl-optimization/68961
683 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
684 peephole variant. Use sse_reg_operand predicates.
686 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
688 * config/i386/predicates.md (x86_64_immediate_operand)
689 <case CONST_INT>: Remove unneeded truncation to DImode.
691 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
693 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
696 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
697 The xxperm and xxpermr instructions require that the 2nd input
698 operand overlap with the output operand, and not the 1st.
699 (altivec_vperm_v8hiv16qi): Likewise.
700 (altivec_vperm_<mode>_uns_internal): Likewise.
701 (altivec_vpermr_<mode>_internal): Likewise.
702 (vperm_v8hiv4si): Likewise.
703 (vperm_v16qiv8hi): Likewise.
705 2016-07-12 Martin Liska <mliska@suse.cz>
707 * params.def: Add avg-loop niter.
708 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
709 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
710 * doc/invoke.texi: Document the new parameter.
712 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
715 * expr.c (store_constructor): Mask sign-extended bits when widening
716 sub-word constructor element at the start of a word.
718 2016-07-12 Martin Liska <mliska@suse.cz>
720 * Makefile.in: Append rule for params-options.h.
721 * params-options.h: New file.
723 2016-07-12 Martin Liska <mliska@suse.cz>
725 * ira-build.c (mark_loops_for_removal): Properly iterate
728 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
729 Richard Biener <rguenther@suse.de>
731 PR tree-optimization/23286
732 PR tree-optimization/70159
733 * doc/invoke.texi: Document -fcode-hoisting.
734 * common.opt (fcode-hoisting): New flag.
735 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
736 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
737 (do_regular_insertion): Rename to ...
738 (do_pre_regular_insertion): ... this and amend general comments
739 on insertion strathegy.
740 (do_partial_partial_insertion): Rename to ...
741 (do_pre_partial_partial_insertion): ... this.
742 (do_hoist_insertion): New function.
743 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
744 and call do_hoist_insertion properly.
746 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
747 (pass_pre::execute): Register hoist_insert stats.
749 2016-07-12 Jakub Jelinek <jakub@redhat.com>
752 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
753 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
754 is different from mode's bitsize. Small cleanup.
756 2016-07-12 Richard Biener <rguenther@suse.de>
758 PR rtl-optimization/68961
759 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
760 to simplify to a non-constant.
762 2016-07-11 Jakub Jelinek <jakub@redhat.com>
765 * omp-low.c (expand_omp_target): Gimplify device.
767 PR tree-optimization/71823
768 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
769 to get vec_oprnds2 from op2.
771 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
773 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
774 Hoist common subexpressions.
775 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
777 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
780 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
781 prevent generation of 'stxsiwx' on pre Power8 hardware.
783 2016-07-11 David Malcolm <dmalcolm@redhat.com>
785 * input.c: Include cpplib.h.
786 (selftest::temp_source_file): New class.
787 (selftest::temp_source_file::temp_source_file): New ctor.
788 (selftest::temp_source_file::~temp_source_file): New dtor.
789 (selftest::should_have_column_data_p): New function.
790 (selftest::test_should_have_column_data_p): New function.
791 (selftest::temp_line_table): New class.
792 (selftest::temp_line_table::temp_line_table): New ctor.
793 (selftest::temp_line_table::~temp_line_table): New dtor.
794 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
795 it to create a temp_line_table.
796 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
797 locations that are known to have column data.
798 (selftest::line_table_case): New struct.
799 (selftest::test_reading_source_line): Move tempfile handling
800 to class temp_source_file.
801 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
802 (selftest::assert_token_loc_eq): New function.
803 (ASSERT_TOKEN_LOC_EQ): New macro.
804 (selftest::test_lexer): New function.
805 (selftest::boundary_locations): New array.
806 (selftest::input_c_tests): Call test_should_have_column_data_p.
807 Loop over a test matrix of interesting values of location and
808 default_range_bits, calling test_lexer on each case in the matrix.
809 Move call to test_accessing_ordinary_linemaps into the matrix.
810 * selftest.h (ASSERT_EQ): Reimplement in terms of...
811 (ASSERT_EQ_AT): New macro.
813 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
816 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
817 Don't convert TImode in debug insn.
819 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
821 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
822 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
823 (tree_type_common::lang_flag_7): New.
824 (tree_type_common::spare): Reduce size.
825 * tree.h (TYPE_ALIGN_OK): Remove.
826 (TYPE_LANG_FLAG_7): New.
827 (get_inner_reference): Adjust header.
828 * print-tree.c (print_node): Adjust.
829 * expr.c (get_inner_reference): Remove parameter keep_aligning.
830 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
831 calls to get_inner_reference.
832 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
833 handling of TYPE_ALIGN_OK.
834 * builtins.c (get_object_alignment_2): Adjust call to
835 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
836 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
838 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
839 * cfgexpand.c (expand_debug_expr): Likewise.
840 * dbxout.c (dbxout_expand_expr): Likewise.
841 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
842 loc_list_from_tree, fortran_common): Likewise.
843 * fold-const.c (optimize_bit_field_compare,
844 decode_field_reference, fold_unary_loc, fold_comparison,
845 split_address_to_core_and_offset): Likewise.
846 * gimple-laddress.c (execute): Likewise.
847 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
848 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
849 * hsa-gen.c (gen_hsa_addr): Likewise.
850 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
851 * tsan.c (instrument_expr): Likewise.
852 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
853 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
854 * tree-affine.c (tree_to_aff_combination,
855 get_inner_reference_aff): Adjust calls to get_inner_reference.
856 * tree-data-ref.c (split_constant_offset_1,
857 dr_analyze_innermost): Likewise.
858 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
859 * tree-sra.c (ipa_sra_check_caller): Likewise.
860 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
861 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
862 bswap_replace): Likewise.
863 * tree-vect-data-refs.c (vect_check_gather,
864 vect_analyze_data_refs): Likewise.
865 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
866 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
869 2016-07-11 David Malcolm <dmalcolm@redhat.com>
871 * Makefile.in (selftest-valgrind): New phony target.
872 * function-tests.c (selftest::build_cfg): Delete pass instances
874 (selftest::convert_to_ssa): Likewise.
875 (selftest::test_expansion_to_rtl): Likewise.
876 * tree-cfg.c (selftest::test_linear_chain): Release dominator
878 (selftest::test_diamond): Likewise.
880 2016-07-11 Richard Biener <rguenther@suse.de>
882 PR tree-optimization/71816
883 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
884 than replacing all of its operands.
886 2016-07-11 Alan Modra <amodra@gmail.com>
888 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
889 (ctr<mode>): Add unspec.
890 (ctr<mode>_internal*): Likewise.
892 2016-07-08 James Bowman <james.bowman@ftdichip.com>
894 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
895 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
897 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
899 PR rtl-optimization/71621
900 * lra-constraints.c (process_alt_operands): Check combination of
903 2016-07-08 Jason Merrill <jason@redhat.com>
904 Richard Biener <rguenther@suse.de>
906 P0145: Refining Expression Order for C++.
907 * gimplify.c (initial_rhs_predicate_for): New.
908 (gimplfy_modify_expr): Gimplify RHS before LHS.
910 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
913 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
914 Allow standard error handling to take over when a wrong number
915 of arguments is presented to __builtin_vec_ld () or
918 2016-07-08 Jiong Wang <jiong.wang@arm.com>
920 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
925 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
926 __builtin_aarch64_fmaxv2sf.
927 (vmaxnmq_f32): Likewise.
928 (vmaxnmq_f64): Likewise.
929 (vminnm_f32): Likewise.
930 (vminnmq_f32): Likewise.
931 (vminnmq_f64): Likewise.
933 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
936 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
937 enable -mfloat128-hardware by default.
938 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
939 that IEEE 128-bit hardware support needs.
940 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
941 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
942 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
943 floating point requires.
944 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
945 -mfloat128 and -mfloat128-hardware changes.
947 2016-07-08 Alan Hayward <alan.hayward@arm.com>
949 PR tree-optimization/71667
950 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
952 2016-07-08 Martin Liska <mliska@suse.cz>
955 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
956 folding produces SAVE_EXPRs, thus return false for the type.
958 2016-07-07 Martin Liska <mliska@suse.cz>
960 * file-find.c (remove_prefix): New function.
961 * file-find.h (remove_prefix): Declare the function.
962 * gcc-ar.c (main): Skip a folder of the wrapper if
963 a wrapped binary would point to the same file.
965 2016-07-07 Jan Hubicka <jh@suse.cz>
967 * tree-scalar-evolution.c (iv_can_overflow_p): export.
968 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
969 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
971 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
974 * ipa-inline-analysis.c (compute_inline_parameters): Set
975 local.can_change_signature to false for intrumentation
978 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
980 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
981 with TARGET_HAVE_MOVT.
982 (TARGET_HAVE_MOVT): Define.
983 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
984 availability with TARGET_HAVE_MOVT.
985 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
987 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
989 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
990 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
991 * config/arm/constraints.md (define_constraint "j"): Use
992 TARGET_HAVE_MOVT to check MOVT availability.
994 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
996 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
998 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1000 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
1001 (armv8-m.main): Likewise.
1002 (armv8-m.main+dsp): Likewise.
1003 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
1004 (FL_FOR_ARCH8M_MAIN): Likewise.
1005 * config/arm/arm-tables.opt: Regenerate.
1006 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
1007 armv8-m.main+dsp to BE8_LINK_SPEC.
1008 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
1009 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
1010 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
1011 Baseline and Mainline.
1012 (arm_option_override_internal): Also disable arm_restrict_it when
1013 !arm_arch_notm. Update comment for -munaligned-access to also cover
1015 (arm_file_start): Increase buffer size for printing architecture name.
1016 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
1017 and armv8-m.main+dsp.
1018 (mno-unaligned-access): Clarify that this is disabled by default for
1019 ARMv8-M Baseline architectures as well.
1021 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1023 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
1024 decide whether to prevent some libgcc routines being included for some
1025 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
1026 link between this condition and the one in
1027 libgcc/config/arm/lib1func.S.
1029 2016-07-07 Richard Biener <rguenther@suse.de>
1031 * tree-ssa-pre.c: Include alias.h.
1032 (compute_avail): If we have multiple VN_REFERENCEs with the
1033 same hashtable entry adjust that to make it a valid replacement
1034 for all of them with respect to alignment and aliasing
1035 when doing insertion.
1036 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
1037 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
1039 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
1043 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
1044 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
1047 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1049 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
1050 (adjust_mems): Adjust.
1051 (adjust_insn): Likewise.
1052 (prepare_call_arguments): Likewise.
1054 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1056 * gcse.c (struct ls_expr): Make stores field a vector.
1057 (ldst_entry): Adjust.
1058 (free_ldst_entry): Likewise.
1059 (print_ldst_list): Likewise.
1060 (compute_ld_motion_mems): Likewise.
1061 (update_ld_motion_stores): Likewise.
1063 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1065 * gcse.c (struct ls_expr): Remove loads field.
1066 (ldst_entry): Adjust.
1067 (free_ldst_entry): Likewise.
1068 (print_ldst_list): Likewise.
1069 (compute_ld_motion_mems): Likewise.
1071 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1073 * store-motion.c (struct st_expr): Make antic_stores a vector.
1074 (st_expr_entry): Adjust.
1075 (free_st_expr_entry): Likewise.
1076 (print_store_motion_mems): Likewise.
1077 (find_moveable_store): Likewise.
1078 (compute_store_table): Likewise.
1079 (remove_reachable_equiv_notes): Likewise.
1080 (replace_store_insn): Likewise.
1081 (build_store_vectors): Likewise.
1083 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1085 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
1086 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
1088 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1090 PR tree-optimization/71518
1091 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
1092 misalign also for outer loops with negative step.
1094 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
1096 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
1097 (cortex_a53_shift): Add mov_shift.
1098 (cortex_a53_shift_reg): Add new reservation for register shifts.
1099 (cortex_a53_alu): Remove bfm.
1100 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
1101 (cortex_a53_alu_extr): Add new reservation for EXTR.
1102 (bypasses): Improve bypass modelling.
1104 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1107 * config/avr/avr.c (avr_asm_select_section): Strip off
1108 SECTION_DECLARED from flags when calling get_section.
1110 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1112 * tree-vectorizer.h (vect_memory_access_type): Add
1113 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
1114 * tree-vect-stmts.c (compare_step_with_zero): New function.
1115 (perm_mask_for_reverse): Move further up file.
1116 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
1118 (get_negative_load_store_type): New function.
1119 (get_load_store_type): Call it. Add an ncopies argument.
1120 (vectorizable_mask_load_store): Update call accordingly and
1121 remove tests for negative steps.
1122 (vectorizable_store, vectorizable_load): Likewise. Handle new
1123 memory_access_types.
1125 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1127 * tree-vectorizer.h (vect_memory_access_type): New enum.
1128 (_stmt_vec_info): Add a memory_access_type field.
1129 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
1130 (vect_model_store_cost): Take an access type instead of a boolean.
1131 (vect_model_load_cost): Likewise.
1132 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
1133 vect_model_store_cost and vect_model_load_cost.
1134 * tree-vect-stmts.c (vec_load_store_type): New enum.
1135 (vect_model_store_cost): Take an access type instead of a
1136 store_lanes_p boolean. Simplify tests.
1137 (vect_model_load_cost): Likewise, but for load_lanes_p.
1138 (get_group_load_store_type, get_load_store_type): New functions.
1139 (vectorizable_store): Use get_load_store_type. Record the access
1140 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
1141 (vectorizable_load): Likewise.
1142 (vectorizable_mask_load_store): Likewise. Replace is_store
1143 variable with vls_type.
1145 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1147 * tree-vectorizer.h (vect_grouped_load_supported): Add a
1148 single_element_p parameter.
1149 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
1150 Check the PR65518 case here rather than in vectorizable_load.
1151 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
1152 * tree-vect-stmts.c (vectorizable_load): Likewise.
1154 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1156 * tree-vectorizer.h (gather_scatter_info): New structure.
1157 (vect_check_gather_scatter): Return a bool rather than a decl.
1158 Replace return-by-pointer arguments with a single
1159 gather_scatter_info *.
1160 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
1161 (vect_analyze_data_refs): Update call accordingly.
1162 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
1163 (vectorizable_mask_load_store): Likewise. Also record the
1164 offset dt and vectype in the gather_scatter_info.
1165 (vectorizable_store): Likewise.
1166 (vectorizable_load): Likewise.
1168 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1170 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
1171 strided groups, use the cost of N scalar accesses instead
1172 of ncopies vector accesses.
1173 (vect_model_load_cost): Likewise.
1175 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1177 * tree-vect-stmts.c (vect_cost_group_size): Delete.
1178 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
1179 variable to indicate when once-per-group costs are being used.
1180 (vect_model_load_cost): Likewise. Fix comment and misindented code.
1182 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1184 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
1185 peeling-for-gaps condition.
1187 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1189 * config/s390/s390.c (s390_expand_vec_init): Force initializer
1190 element to register if it doesn't match general_operand.
1192 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1193 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1195 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
1197 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
1198 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
1199 (SIGNBIT): New mode iterator.
1200 (Fsignbit): New mode attribute.
1201 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
1202 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
1203 when direct moves are available.
1204 (signbit<mode>2_dm): New define_insn_and_split).
1205 (signbit<mode>2_dm2): New define_insn.
1207 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1209 PR rtl-optimization/71594
1210 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
1211 into subregs of appropriate mode before trying to emit a conditional
1214 2016-07-05 Jan Hubicka <jh@suse.cz>
1216 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
1217 (simple_iv): Use it.
1219 2016-07-05 Jan Hubicka <jh@suse.cz>
1221 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
1223 2016-07-05 Jiong Wang <jiong.wang@arm.com>
1225 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
1228 2016-07-05 Jan Hubicka <jh@suse.cz>
1230 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
1233 2016-07-05 Richard Biener <rguenther@suse.de>
1235 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
1236 Handle empty else block.
1237 (is_feasible_trace): Likewise.
1238 (split_paths): Likewise.
1240 2016-07-05 Richard Biener <rguenther@suse.de>
1242 * tree-loop-distribution.c (distribute_loop): Fix issue with
1243 the cost model loop.
1245 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
1247 * config/arm/neon-testgen.ml: Delete.
1248 * config/arm/neon.ml: Delete.
1250 2016-07-04 Jakub Jelinek <jakub@redhat.com>
1253 * tree.c (attribute_value_equal): Use get_attribute_name instead of
1254 directly using TREE_PURPOSE.
1256 2016-07-04 Jiong Wang <jiong.wang@arm.com>
1258 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
1259 * config/aarch64/aarch64_neon.h: Likewise.
1260 * config/aarch64/arm_neon.h: Likewise.
1261 * config/aarch64/atomics.md: Likewise.
1262 * config/aarch64/aarch64-simd-builtins.def: Likewise.
1263 * doc/invoke.texi: Likewise.
1265 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1267 * config/s390/s390.md: Add "z13" cpu_facility.
1268 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
1269 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
1270 condition" type instructions.
1272 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1273 Jeff Law <law@redhat.com>
1275 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
1276 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
1278 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
1280 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
1281 permutation for TARGET_AVX512F.
1282 (ix86_expand_vec_one_operand_perm_avx512): New function.
1283 (expand_vec_perm_1): Invoke introduced function.
1284 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1285 it may be not valid after vectorization.
1287 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1290 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
1291 typo in comment. Only force to memory if it is a weak
1294 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
1295 Jiong Wang <jiong.wang@arm.com>
1297 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
1298 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
1299 (AARCH64_FL_F16): New.
1300 (AARCH64_FL_FOR_ARCH8_2): New.
1301 (AARCH64_ISA_8_2): New.
1302 (AARCH64_ISA_F16): New.
1303 (TARGET_FP_F16INST): New.
1304 (TARGET_SIMD_F16INST): New.
1305 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
1306 ("fp"): Disabling "fp" also disables "fp16".
1307 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
1308 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
1309 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
1310 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
1312 2016-07-04 Jan Beulich <jbeulich@suse.com>
1314 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
1316 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1319 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
1320 the insns, use an insn form that does not adjust the offset on
1321 little endian systems.
1323 2016-07-01 Jan Beulich <jbeulich@suse.com>
1325 * varasm.c (get_variable_section): Validate initializer in
1326 named .bss-like sections.
1328 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1330 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
1331 Exchange the order of the second and third operands in the vpermr
1332 instruction tmeplate.
1334 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
1337 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
1338 Disallow TDmode values.
1340 2016-07-01 Alan Modra <amodra@gmail.com>
1342 PR rtl-optimization/71709
1343 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
1344 being set, not referenced.
1346 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
1348 PR tree-optimization/70729
1349 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
1350 of loop since it can be not valid after transformation.
1352 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1354 * config/arm/arm.c (thumb_reload_in_hi): Delete.
1355 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
1357 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
1359 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
1362 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1365 * config/rs6000/constraints.md (wY constraint): New constraint to
1366 match the requirements for the LXSD and STXSD instructions.
1367 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
1368 predicate to match the requirements for the LXSD and STXSD
1370 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
1371 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
1372 to make sure that the bottom 2 bits of offset are 0, the address
1373 form is offsettable, and no updating is done in the address mode.
1374 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
1375 (movdi_internal32): Likewise
1376 (movdi_internal64): Likewise.
1378 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1380 PR tree-optimization/71707
1381 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
1382 strinfo even for ADDR_EXPR ptr.
1384 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
1386 * config/rs6000/altivec.md (darn_32): Change the condition to
1387 TARGET_P9_MISC instead of TARGET_MODULO.
1388 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
1389 condition expression.
1390 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
1391 condition expression.
1392 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
1393 (DFP_TEST): New code iterator.
1394 (dfptstsfi_<code>_mode>): New define_expand.
1395 (*dfp_sgnfcnc_<mode>): New define_insn.
1396 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
1397 definition next to BU_P9_MISC_1 definition and change the MASK
1398 value to RS6000_BTM_P9_MISC.
1399 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
1400 (BU_P9_64BIT_MISC_0): Likewise.
1401 (BU_P9_DFP_MISC_0): New macro definition.
1402 (BU_P9_DFP_MISC_1): New macro definition.
1403 (BU_P9_DFP_MISC_2): New macro definition.
1404 (BU_P9_DFP_OVERLOAD_1): New macro definition.
1405 (BU_P9_DFP_OVERLOAD_2): New macro definition.
1406 (BU_P9_DFP_OVERLOAD_3): New macro definition.
1407 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
1408 (TSTSFI_LT_TD): Likewise.
1409 (TSTSFI_EQ_DD): Likewise.
1410 (TSTSFI_EQ_TD): Likewise.
1411 (TSTSFI_GT_DD): Likewise.
1412 (TSTSFI_GT_TD): Likewise.
1413 (TSTSFI_OV_DD): Likewise.
1414 (TSTSFI_OV_TD): Likewise.
1415 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
1416 (TSTSFI_LT_DD): Likewise.
1417 (TSTSFI_LT_TD): Likewise.
1418 (TSTSFI_EQ): Likewise.
1419 (TSTSFI_EQ_DD): Likewise.
1420 (TSTSFI_EQ_TD): Likewise.
1421 (TSTSFI_GT): Likewise.
1422 (TSTSFI_GT_DD): Likewise.
1423 (TSTSFI_GT_TD): Likewise.
1424 (TSTSFI_OV): Likewise.
1425 (TSTSFI_OV_DD): Likewise.
1426 (TSTSFI_OV_TD): Likewise.
1427 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1428 overloaded test significance functions.
1429 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1430 OPTION_MASK_P9_MISC into the representation of this mask.
1431 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
1433 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
1434 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
1436 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
1437 argument is a 6-bit unsigned literal value if the icode argument
1438 represents a DFP test significance built-in call.
1439 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
1440 flag used independently and in combination with the
1441 RS6000_BTM_64BIT flag.
1442 (rs6000_opt_masks): Add entry for power9-misc command-line option.
1443 (rs6000_builtin_mask_names): Add entry for power9-misc
1444 command-line option.
1445 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
1446 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
1447 RS6000_BTM_P9_MISC macros.
1448 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
1449 option and change the description of the -mpower9-vector option to
1450 enable only vector instructions, removing its erroneously claimed
1451 support for scalar instructions.
1452 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1453 the ISA 3.0 digital floating point test significance built-in
1456 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
1458 * config/aarch64/aarch64.c (cortexa35_tunings):
1459 Enable AES fusion. Use cortexa57_branch_cost.
1460 (cortexa53_tunings): Use cortexa57_branch_cost.
1461 (cortexa72_tunings): Use cortexa57_branch_cost.
1462 Use AUTOPREFETCHER_WEAK.
1463 (cortexa73_tunings): Use cortexa57_branch_cost.
1465 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1466 James Greenhalgh <james.greenhalgh@arm.com>
1468 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1469 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1470 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1471 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1472 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1473 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1474 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1475 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1476 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1477 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1478 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1479 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1480 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1483 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1484 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1486 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1488 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1490 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1493 * gcc.c (driver::build_option_suggestions): Pass "option" to
1494 add_misspelling_candidates.
1495 * opts-common.c (add_misspelling_candidates): Add "option" param;
1496 use it to avoid adding negated forms for options marked with
1498 * opts.h (add_misspelling_candidates): Add "option" param.
1500 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1503 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1504 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1505 first when permuting bitwise operation with rotate. Cast
1506 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1508 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1510 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1511 for misspelled param names.
1512 * params.c: Include spellcheck.h.
1513 (find_param_fuzzy): New function.
1514 * params.h (find_param_fuzzy): New prototype.
1515 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1516 * spellcheck.h (struct edit_distance_traits<const char *>):
1519 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1521 * config/rs6000/predicates.md (const_0_to_7_operand): New
1522 predicate, recognize 0..7.
1523 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1524 support for doing extracts from V16QImode, V8HImode, V4SImode
1526 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1527 vector extract support.
1528 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1529 for ISA 3.0 vector extract.
1530 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1531 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1532 extracts of a constant element number from small integer vectors
1533 on 64-bit ISA 3.0 systems.
1534 (vsx_extract_<mode>_di): Likewise.
1535 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1536 say when we can do ISA 3.0 vector extracts.
1537 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1538 registers, using the stxsiwx instruction.
1540 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1542 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1543 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1544 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1545 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1546 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1547 * config/arm/arm.c (arm_qdf24xx_tune): New.
1549 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1551 * config/aarch64/aarch64.c (cortexa53_tunings):
1552 Increase loop alignment to 8. Set function alignment to 16.
1553 (cortexa35_tunings): Likewise.
1554 (cortexa57_tunings): Increase loop alignment to 8.
1555 (cortexa72_tunings): Likewise.
1556 (cortexa73_tunings): Likewise.
1558 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1560 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1561 for arm_fp16_ok and arm_fp16_hw.
1562 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1563 arm_fp16_alternative.
1565 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1567 PR tree-optimization/71655
1568 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1569 types when swapping operands.
1571 2016-06-29 Martin Liska <mliska@suse.cz>
1574 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1575 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1576 of build_optimization_node.
1578 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1580 PR tree-optimization/70729
1581 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1582 independent in loops having positive safelen value.
1583 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1584 it may be not valid after vectorization.
1586 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1588 PR tree-optimization/71625
1589 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1590 is sorted by ascending list->offset. If PTR is non-NULL and there is
1591 previous strinfo, call get_stridx_plus_constant.
1592 (get_stridx): Pass exp as second argument to get_addr_stridx.
1593 (addr_stridxptr): Add missing list = list->next, so that there can be
1594 more than one entries in the list. Bump limit from 16 to 32. Ensure
1595 the list is sorted by ascending list->offset.
1596 (get_stridx_plus_constant): Adjust so that it can be also called with
1597 ADDR_EXPR instead of SSA_NAME as PTR.
1598 (handle_char_store): Pass NULL_TREE as second argument to
1601 2016-06-29 Richard Biener <rguenther@suse.de>
1603 PR rtl-optimization/68961
1604 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1606 2016-06-29 Richard Biener <rguenther@suse.de>
1609 * alias.c (component_uses_parent_alias_set_from): Handle
1610 type punning through union accesses by using the union alias set.
1611 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1613 2016-07-29 Richard Biener <rguenther@suse.de>
1615 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1616 precision not matching mode precision.
1618 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1620 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1621 pa_output_arg_descriptor.
1622 (call_val_symref_64bit_post_reload): Likewise.
1623 (call_val_powf_64bit_post_reload): Likewise.
1624 (sibcall_internal_symref_64bit): Likewise.
1625 (sibcall_value_internal_symref_64bit): Likewise.
1627 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1630 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1631 a constant, force its SUBREG_REG into memory or register instead
1634 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1637 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1638 * doc/invoke.texi (AVR Options): Document it.
1640 2016-06-28 Walter Lee <walt@tilera.com>
1642 * config/tilegx/linux.h: Do not include arch/icache.h
1643 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1644 * config/tilepro/linux.h: Do not include arch/icache.h
1645 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1647 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1649 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1650 for big-endian BIT_FIELD_REF.
1652 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1654 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1655 ('size' attribute): Add '128'.
1657 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1658 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1659 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1660 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1661 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1662 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1663 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1664 *trunc<mode>df2_odd): Set size attribute to '128'.
1665 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1666 * config/rs6000/power6.md (power6-fp): Include dfp type.
1667 * config/rs6000/power7.md (power7-fp): Likewise.
1668 * config/rs6000/power8.md (power8-fp): Likewise.
1669 * config/rs6000/power9.md: New file.
1670 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1671 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1672 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1674 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1675 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1676 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1677 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1678 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1679 dfp_dscri_<mode>): Change type attribute to dfp.
1680 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1681 attribute to vecsimple.
1682 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1683 and prefetch streams.
1684 (rs6000_option_override_internal): Remove temporary code setting
1685 tuning to power8. Don't set rs6000_sched_groups for power9.
1686 (last_scheduled_insn): Change to rtx_insn *.
1687 (divide_cnt, vec_load_pendulum): New variables.
1688 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1689 (rs6000_issue_rate): Set issue rate for Power9.
1690 (is_power9_pairable_vec_type): New.
1691 (power9_sched_reorder2): New.
1692 (rs6000_sched_reorder2): Call new function for Power9 specific
1694 (insn_must_be_first_in_group): Remove Power9.
1695 (insn_must_be_last_in_group): Likewise.
1696 (force_new_group): Likewise.
1697 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1698 Initialize divide_cnt/vec_load_pendulum.
1699 (_rs6000_sched_context, rs6000_init_sched_context,
1700 rs6000_set_sched_context): Handle context save/restore of new
1703 2016-06-28 Richard Biener <rguenther@suse.de>
1705 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1706 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1707 COMPONENT_REF operand.
1708 (nonoverlapping_component_refs_p): Likewise.
1709 * stor-layout.c (start_bitfield_representative): Mark
1710 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1712 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1714 * Makefile.in: Don't cat ../stage_current if it does not exist.
1716 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1717 last argument is a bit-field.
1719 PR rtl-optimization/71673
1720 * internal-fn.c (expand_arith_overflow_result_store): Use
1721 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1722 expand_simple_binop.
1725 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1726 expand_ifn_atomic_compare_exchange): New functions.
1727 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1728 * tree.h (build_call_expr_internal_loc): Rename to ...
1729 (build_call_expr_internal_loc_array): ... this. Fix up type of
1731 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1732 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1733 ATOMIC_COMPARE_EXCHANGE result.
1734 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1735 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1736 fold_builtin_atomic_compare_exchange): New prototypes.
1737 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1738 fold_builtin_atomic_compare_exchange): New functions..
1739 * tree-ssa.c (execute_update_addresses_taken): If
1740 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1741 of call when finding addressable vars, and if such var becomes
1742 non-addressable, call fold_builtin_atomic_compare_exchange.
1744 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1747 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1748 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1750 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1752 * config/rs6000/rs6000.md ('type' attribute): Add
1753 veclogical,veccmpfx,vecexts,vecmove insn types.
1754 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1755 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1756 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1757 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1758 *nabs<mode>2_hw): Change type to vecmove.
1759 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1760 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1761 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1762 *ieee_128bit_vsx_abs<mode>2_internal,
1763 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1764 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1765 *ieee128_mtvsrd_32bit): Change type to veclogical.
1766 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1767 *movdi_internal32, *movdi_internal64): Update insn types.
1768 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1769 vsx_extract_<mode>): Change type to veclogical.
1770 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1771 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1772 *vsx_sign_extend_si_v2di): Change type to vecexts.
1773 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1775 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1776 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1777 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1778 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1779 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1780 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1781 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1782 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1783 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1784 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1785 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1786 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1787 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1788 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1789 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1790 (ppc7450-vecsimple): Add veclogical, vecmove.
1791 (ppc7450-veccmp): Add veccmpfx.
1792 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1794 (ppc8540_vector_compare): Add veccmpfx.
1795 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1796 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1797 (cell-vecsimple): Add veclogical, vecmove.
1798 (cell-veccmp): Add veccmpfx.
1799 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1800 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1802 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1803 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1804 (power4-vecsimple): Add veclogical, vecmove.
1805 (power4-veccmp): Add veccmpfx.
1806 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1807 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1808 (power6-vecsimple): Add veclogical, vecmove.
1809 (power6-veccmp): Add veccmpfx.
1810 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1811 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1812 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1813 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1814 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1815 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1816 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1818 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1820 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1823 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1824 OPTION_MASK_P9_DFORM_VECTOR.
1825 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1826 disable -mpower9-dform-vector when using reload.
1827 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1828 New 'strict' argument. Update all callers. Add strict addressing
1830 (rs6000_legitimate_offset_address_p): Remove call to
1831 virtual_stack_registers_memory_p.
1832 (rs6000_legitimize_reload_address): Add quad address support.
1833 (rs6000_legitimate_address_p): Move call to quad_address_p above
1834 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1835 to account for new strict usage.
1836 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1837 for new strict usage.
1838 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1840 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1847 * config/i386/i386.c (ix86_spill_class): Disable condition to
1848 always return NO_REGS.
1850 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1852 * predict.c: Include gimple-pretty-print.h
1853 (predicted_by_loop_heuristics_p): Check also
1854 PRED_LOOP_EXIT_WITH_RECURSION
1855 (predict_loops): Find self recursive calls and use special purpose
1856 predictors for them; dump log about decisions.
1857 (pass_profile::execute): Dump info about #of iterations.
1858 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1859 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1861 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1863 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1864 output_asm_insn calls and shorten long lines. Output .CALL
1865 argument descriptor using pa_output_arg_descriptor. Add various
1866 inline $$dyncall and other optimizations.
1867 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1869 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1871 PR tree-optimization/71643
1872 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1875 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1876 leak a bitmap if dep_bb is NULL.
1878 PR tree-optimization/71631
1879 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1880 to rewrite_expr_tree even if negate_result, move new_lhs var
1881 declaration and initialization earlier, for powi_result set afterwards
1882 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1883 if new_lhs != lhs, and don't shadow gsi var.
1885 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1887 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1888 Add in_loop parameter.
1889 (predict_loops): Add loop guard heuristics.
1890 * predict.def (PRED_LOOP_GUARD): New heuristics.
1892 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1894 * predict.c: Include ipa-utils.h
1895 (tree_bb_level_prediction): Predict recursive calls.
1896 (tree_estimate_probability_bb): Skip inexpensive calls for call
1898 * predict.def (PRED_RECURSIVE_CALL): New.
1900 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1902 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1903 (BU_FLOAT128_1): Likewise.
1905 (COPYSIGNQ): Likewise.
1906 (RS6000_BUILTIN_NANQ): Likewise.
1907 (RS6000_BUILTIN_NANSQ): Likewise.
1908 (RS6000_BUILTIN_INFQ): Likewise.
1909 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1910 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1911 (TARGET_FOLD_BUILTIN): New #define.
1912 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1913 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1914 (rs6000_fold_builtin): New target hook implementation, handling
1915 folding of 128-bit NaNs and infinities.
1916 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1917 entries are filled in to avoid problems during bootstrap
1918 self-test; define builtins for 128-bit NaNs and infinities.
1919 (rs6000_opt_mask): Add entry for float128.
1920 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1921 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1922 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1923 (const_str_type_node): New #define.
1924 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1925 to a define_expand that dispatches to either copysign<mode>3_soft
1926 or copysign<mode>3_hard.
1927 (copysign<mode>3_hard): Rename from copysign<mode>3.
1928 (copysign<mode>3_soft): New define_insn.
1929 * doc/extend.texi: Document new builtins.
1931 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1933 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1934 PRIu64 instead of lu.
1936 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1939 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1942 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1944 PR tree-optimization/71647
1945 * omp-low.c (lower_rec_input_clauses): Convert
1946 omp_clause_aligned_alignment (c) to size_type_node for the
1947 last argument of __builtin_assume_aligned.
1949 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1951 * configure.ac (calling ___tls_get_addr via GOT): New
1952 assembler/linker check.
1953 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1954 assembler and linker supports calling ___tls_get_addr via GOT.
1955 Otherise, defined to 0.
1956 * config.in: Regenerated.
1957 * configure: Likewise.
1958 * config/i386/constraints.md (Yb): New constraint.
1959 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1960 (REG_CLASS_NAMES): Likewise.
1961 (REG_CLASS_CONTENTS): Likewise.
1962 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1963 the b constraint with the Yb constraint. Call ___tls_get_addr
1964 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1966 (*tls_local_dynamic_base_32_gnu): Likewise.
1967 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1968 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1969 (*tls_local_dynamic_base_64_<mode>): Likewise.
1971 2016-06-24 Martin Liska <mliska@suse.cz>
1973 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1974 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1976 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1977 argument to true if the expected number of iterations is
1980 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1982 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1983 assemble for 32bit target.
1984 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1985 and $ld_ix86_gld_32_opt to link for 32bit target.
1986 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1987 * configure: Regenerate.
1989 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1991 * config/arm/arm.c (int_log2): Delete definition and prototype.
1992 (shift_op): Use exact_log2 instead of int_log2.
1993 (vfp3_const_double_for_fract_bits): Likewise.
1995 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1997 * internal-fn.c (expand_arith_set_overflow): New function.
1998 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
2000 (expand_arith_overflow_result_store): Likewise. Handle precision
2001 smaller than mode precision.
2002 * tree-vrp.c (extract_range_basic): For imag part, handle
2003 properly signed 1-bit precision result.
2004 * doc/extend.texi (__builtin_add_overflow): Document that last
2005 argument can't be pointer to enumerated or boolean type.
2006 (__builtin_add_overflow_p): Document that last argument can't
2007 have enumerated or boolean type.
2009 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2010 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2012 * config/rs6000/predicates.md (splat_input_operand): Rework.
2013 Don't allow constants, since the insns that use this predicate
2014 don't support constants. Constants are handled by other insns
2015 that are created via combine. During and after register
2016 allocation, only allow indexed or indirect addresses, and not
2017 general addresses. Only allow modes supported by the hardware.
2018 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
2019 comment. Move check for using VSPLTIS<x> to a common location,
2020 instead of doing it in two different places.
2022 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
2024 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2025 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
2026 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
2027 signature_CENTAUR_ebx.
2029 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
2033 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
2034 (as_ix86_gas_32_opt): This.
2035 (ld_ix86_tls_ldm_opt): Renamed to ...
2036 (ld_ix86_gld_32_opt): This.
2037 (R_386_TLS_LDM reloc): Updated.
2038 (R_386_GOT32X reloc): New assembler/linker check.
2039 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
2040 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
2042 * config.in: Regenerated.
2043 * configure: Likewise.
2044 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
2045 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
2046 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
2047 if ix86_force_load_from_GOT_p returns true.
2048 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
2049 ix86_force_load_from_GOT_p returns true.
2050 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
2051 the external function address via the GOT slot.
2052 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
2053 HAVE_AS_IX86_GOT32X before returning false.
2054 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
2055 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
2057 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
2059 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
2061 2016-06-23 Andi Kleen <ak@linux.intel.com>
2063 * Makefile.in: Regenerate.
2064 * doc/install.texi: Document autoprofiledbootstrap.
2066 2016-06-23 Andi Kleen <ak@linux.intel.com>
2068 * config/i386/gcc-auto-profile: New file.
2070 2016-06-23 Martin Liska <mliska@suse.cz>
2073 * predict.c (predict_loops): Revert the hunk that was removed
2076 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
2078 * config.gcc: Add support for arm*-*-phoenix* targets.
2079 * config/arm/t-phoenix: New.
2080 * config/phoenix.h: New.
2082 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
2083 H.J. Lu <hongjiu.lu@intel.com>
2086 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
2087 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
2088 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
2089 ix86_force_load_from_GOT_p returns true.
2090 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
2091 ix86_force_load_from_GOT_p returns true.
2092 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
2093 ix86_force_load_from_GOT_p returns true.
2094 (ix86_expand_move): Load the external function address via the
2095 GOT slot if ix86_force_load_from_GOT_p returns true.
2096 * config/i386/predicates.md (x86_64_immediate_operand): Return
2097 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
2098 (x86_64_zext_immediate_operand): Ditto.
2100 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
2102 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
2104 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2107 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
2108 * diagnostic.c (pedwarn_at_rich_loc): New function.
2109 * spellcheck.h (best_match::best_match): Add a
2110 "best_distance_so_far" optional parameter.
2111 (best_match::set_best_so_far): New method.
2112 (best_match::get_best_distance): New accessor.
2113 (best_match::get_best_candidate_length): New accessor.
2115 2016-06-22 Nick Clifton <nickc@redhat.com>
2117 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
2118 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
2119 modes are accepted as well.
2120 (ucompare_loc_descriptor): Likewise.
2121 (minmax_loc_descriptor): Likewise.
2122 (clz_loc_descriptor): Likewise.
2123 (popcount_loc_descriptor): Likewise.
2124 (bswap_loc_descriptor): Likewise.
2125 (rotate_loc_descriptor): Likewise.
2126 (mem_loc_descriptor): Likewise.
2127 (loc_descriptor): Likewise.
2129 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2131 * common.opt (fdiagnostics-parseable-fixits): New option.
2132 * diagnostic.c: Include "selftest.h".
2133 (print_escaped_string): New function.
2134 (print_parseable_fixits): New function.
2135 (diagnostic_report_diagnostic): Call print_parseable_fixits.
2136 (selftest::assert_print_escaped_string): New function.
2137 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
2138 (selftest::test_print_escaped_string): New function.
2139 (selftest::test_print_parseable_fixits_none): New function.
2140 (selftest::test_print_parseable_fixits_insert): New function.
2141 (selftest::test_print_parseable_fixits_remove): New function.
2142 (selftest::test_print_parseable_fixits_replace): New function.
2143 (selftest::diagnostic_c_tests): New function.
2144 * diagnostic.h (struct diagnostic_context): Add field
2145 "parseable_fixits_p".
2146 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2147 -fdiagnostics-parseable-fixits.
2148 (-fdiagnostics-parseable-fixits): New option.
2149 * opts.c (common_handle_option): Handle
2150 -fdiagnostics-parseable-fixits.
2151 * selftest-run-tests.c (selftest::run_tests): Call
2152 selftest::diagnostic_c_tests.
2153 * selftest.h (selftest::diagnostic_c_tests): New prototype.
2155 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
2157 PR tree-optimization/71488
2158 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
2159 comparison of boolean vectors.
2160 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
2161 of boolean vectors using bitwise operations.
2163 2016-06-22 Andreas Schwab <schwab@suse.de>
2165 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
2168 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
2170 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
2172 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
2174 * config/i386/i386.c (print_reg): Emit an error message on attempt to
2177 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2179 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
2180 * config/arm/arm-cores.def (cortex-a73): New entry.
2181 (cortex-a73.cortex-a35): Likewise.
2182 (cortex-a73.cortex-a53): Likewise.
2183 * config/arm/arm-tables.opt: Regenerate.
2184 * config/arm/arm-tune.md: Likewise.
2185 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
2186 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2187 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
2188 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2189 * doc/invoke.texi (ARM Options): Document cortex-a73,
2190 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
2192 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2194 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
2195 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
2196 (cortex-a73.cortex-a35): Likewise.
2197 (cortex-a73.cortex-a53): Likewise.
2198 * config/aarch64/aarch64-tune.md: Regenerate.
2199 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
2200 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
2203 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2205 * configure.ac (gcc_cv_as_compress_debug): Remove
2206 --compress-debug-sections as extra as switch.
2207 Handle gas --compress-debug-sections=type.
2208 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
2209 Handle gld --compress-debug-sections=type.
2210 * configure: Regenerate.
2212 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
2214 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
2216 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
2218 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
2219 (do_rewrite): likewise.
2221 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2223 * common/config/mep/mep-common.c: Remove.
2224 * config.gcc: Remove mep-* support.
2225 * config/mep/constraints.md: Remove.
2226 * config/mep/default.h: Remove.
2227 * config/mep/intrinsics.h: Remove.
2228 * config/mep/intrinsics.md: Remove.
2229 * config/mep/ivc2-template.h: Remove.
2230 * config/mep/mep-c5.cpu: Remove.
2231 * config/mep/mep-core.cpu: Remove.
2232 * config/mep/mep-default.cpu: Remove.
2233 * config/mep/mep-ext-cop.cpu: Remove.
2234 * config/mep/mep-intrin.h: Remove.
2235 * config/mep/mep-ivc2.cpu: Remove.
2236 * config/mep/mep-pragma.c: Remove.
2237 * config/mep/mep-protos.h: Remove.
2238 * config/mep/mep.c: Remove.
2239 * config/mep/mep.cpu: Remove.
2240 * config/mep/mep.h: Remove.
2241 * config/mep/mep.md: Remove.
2242 * config/mep/mep.opt: Remove.
2243 * config/mep/predicates.md: Remove.
2244 * config/mep/t-mep: Remove.
2245 * doc/install.texi: Remove mep-* documentation.
2246 * doc/md.texi: Likewise.
2248 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2250 * config.gcc: Remove support for avr-rtems.
2251 * config/avr/gen-avr-mmcu-specs.c: Likewise.
2252 * config/avr/rtems.h: Remove.
2253 * config/avr/t-rtems: Remove.
2255 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2257 * config.gcc: Remove m32r-rtems support.
2258 * config/m32r/rtems.h: Remove.
2260 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2262 * config.gcc: Remove h8300-rtems support.
2263 * config/h8300/rtems.h: Remove.
2264 * config/h8300/t-rtems: Remove.
2266 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2268 * config.gcc: Remove support for knetbsd.
2269 * configure.ac: Likewise.
2270 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
2271 * config/knetbsd-gnu.h: Remove.
2272 * configure: Regenerate.
2274 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2276 * config.gcc: Remove support for openbsd 2 and 3.
2277 * config/openbsd-oldgas.h: Remove.
2279 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2281 * config.gcc: Remove interix support.
2282 * config/i386/i386-interix.h: Remove.
2283 * config/i386/interix.opt: Remove.
2284 * config/i386/t-interix: Remove.
2285 * configure: Regenerate.
2286 * configure.ac: Remove interix support.
2287 * doc/install.texi: Remove interix documentation.
2289 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2291 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2292 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2295 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2297 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
2298 they are both PLACEHOLDER_EXPRs.
2300 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2302 * stor-layout.c (layout_type): Move setting complex MODE to
2303 layout_type, instead of setting it ahead of time by the caller.
2304 * tree.c (build_complex_type): Likewise.
2306 2016-06-21 Martin Liska <mliska@suse.cz>
2308 * predict.c (force_edge_cold): Replace imposisble with
2311 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2313 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
2314 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
2316 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2318 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
2320 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
2321 Ilya Enkovich <ilya.enkovich@intel.com>
2324 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2325 New member function to convert V1TImode register to SUBREG
2326 TImode in debug insn.
2327 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
2328 after changing register mode to V1TImode.
2330 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
2332 * config/aarch64/aarch64-cores.def (vulcan): New core.
2333 * config/aarch64/aarch64-tune.md: Regenerate.
2334 * doc/invoke.texi: Document vulcan as an available option.
2336 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2338 * cse.c (canon_asm_operands): New function extracted from...
2339 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
2340 either standalone or member of a PARALLEL.
2342 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2345 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
2346 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
2347 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
2349 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2352 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
2353 constant addresses if can_create_pseudo_p.
2355 2016-06-21 Jakub Jelinek <jakub@redhat.com>
2357 PR tree-optimization/71588
2358 * tree-ssa-strlen.c (valid_builtin_call): New function.
2359 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
2362 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2365 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
2366 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
2367 for conversion of scalar user var to complex type and use the
2368 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
2371 PR rtl-optimization/71591
2372 * toplev.c (toplev::run_self_tests): If no_backend, complain and
2373 don't run any tests.
2375 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
2378 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
2379 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
2380 space for PIC with non-v32 and the common non-PIC "jump".
2382 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2385 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2386 returned values and add UN*/LTGT/*ORDERED cases with values matching
2387 D operand modifier on vcmp for AVX.
2389 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2391 * config/aarch64/aarch64.opt
2392 (mpc-relative-literal-loads): Rename internal option name.
2393 * config/aarch64/aarch64.c
2394 (aarch64_nopcrelative_literal_loads): Rename to
2395 aarch64_pcrelative_literal_loads.
2396 (aarch64_expand_mov_immediate): Likewise.
2397 (aarch64_secondary_reload): Likewise.
2398 (aarch64_can_use_per_function_literal_pools_p): Likewise.
2399 (aarch64_override_options_after_change_1): Rename and simplify logic.
2400 (aarch64_classify_symbol): Merge large model checks into switch,
2401 remove pc-relative load check.
2403 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2405 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
2406 costs relative to the cost of a register move.
2408 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2410 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
2411 (vcvt_n_f64_u64): Likewise.
2412 (vcvt_n_s64_f64): Likewise.
2413 (vcvt_n_u64_f64): Likewise.
2414 (vcvt_f64_s64): Likewise.
2415 (vrecpe_f64): Likewise.
2416 (vcvt_f64_u64): Likewise.
2417 (vrecps_f64): Likewise.
2419 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2421 * config/aarch64/aarch64.md
2422 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
2424 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
2426 * config/aarch64/aarch64-builtins.c
2427 (aarch64_types_binop_uss_qualifiers): Delete.
2428 (TYPES_BINOP_USS): Likewise.
2429 (aarch64_types_binop_sus_qualifiers): Likewise.
2430 (TYPES_BINOP_SUS): Likewise.
2431 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
2432 (TYPES_FCVTIMM_SUS): Likewise.
2433 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
2435 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
2436 (fcvtzs): Use SHIFTIMM rather than BINOP.
2437 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2439 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2441 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
2442 costs relative to the cost of a register move.
2444 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2446 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
2447 Allow scalar/single vector modes to be tieable.
2449 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2451 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2453 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2455 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
2457 * tree.h (TYPE_ALIGN): Likewise.
2459 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2462 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2464 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2466 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2467 literal" build warnings.
2468 (avr_print_operand_address): Dito.
2470 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2473 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2474 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2476 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2478 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2480 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2483 * reload1.c (reload): Pass 0 to finish_spills when called because
2484 update_eliminables_and_spill returns true and remove did_spill.
2485 (finish_spills): Adjust comment and document GLOBAL parameter.
2487 2016-06-17 DJ Delorie <dj@redhat.com>
2490 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2491 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2492 (umulqihi3_virt): Likewise.
2493 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2494 (umulqihi3_real): Likewise.
2496 2016-06-17 Martin Liska <mliska@suse.cz>
2498 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2500 2016-06-17 Martin Liska <mliska@suse.cz>
2502 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2504 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2506 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2508 (vaddq_f32): Likewise.
2509 (vmul_f32): Likewise.
2510 (vmulq_f32): Likewise.
2511 (vsub_f32): Likewise.
2512 (vsubq_f32): Likewise.
2514 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2516 PR tree-optimization/71347
2517 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2518 cost for all uses in group.
2520 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2522 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2523 insert gimple seq if it's not empty.
2525 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2527 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2529 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2531 (comp_dr_with_seg_len_pair): Ditto.
2532 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2533 struct dr_with_seg_len_pair against DR_OFFSET.
2534 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2537 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2539 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2541 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2543 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2544 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2545 (pa_output_millicode_call): Likewise.
2546 (pa_output_call): Likewise.
2547 (pa_output_indirect_call): Likewise.
2548 (pa_asm_output_mi_thunk): Likewise.
2550 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2552 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2554 2016-06-16 Martin Liska <mliska@suse.cz>
2556 * predict.c (combine_predictions_for_insn): When we find a first
2557 match predictor, we should consider just predictors with
2558 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2559 DS theory predictor.
2560 (combine_predictions_for_bb): Likewise.
2562 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2564 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2565 with base of reference to struct.
2567 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2569 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2571 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2574 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2575 progmem_swtable_section.
2576 (progmem_swtable_section): Remove.
2577 (avr_asm_function_rodata_section): Remove.
2578 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2579 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2581 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2583 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2584 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2585 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2586 signature_CENTAUR_ebx.
2587 * config/i386/i386.c (ix86_option_override_internal): Add
2588 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2589 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2590 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2592 2016-06-16 Martin Liska <mliska@suse.cz>
2594 * predict.def: Add fortran loop preheader predictor.
2595 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2596 fold IFN_BUILTIN_EXPECT with a known constant argument.
2598 2016-06-16 Martin Liska <mliska@suse.cz>
2600 * predict.def: Add 'Fortran' to display text of all
2601 PRED_FORTRAN_* predictors.
2603 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2606 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2607 [IA64_BUILTIN_NANSQ]: Ditto.
2608 (ia64_fold_builtin): New function.
2609 (TARGET_FOLD_BUILTIN): New define.
2610 (ia64_init_builtins) Declare const_string_type node.
2611 Add __builtin_nanq and __builtin_nansq builtin functions.
2612 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2614 2016-06-16 Nick Clifton <nickc@redhat.com>
2616 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2617 MSP430_HWMULT_ prefix to enum values.
2618 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2619 * config/msp430/msp430.c: Update use of enum values.
2620 * config/msp430/msp430.md: Likewise.
2621 * config/msp430/msp430.opt: Likewise.
2623 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2625 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2626 of comparsions in the last iteration.
2628 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2629 Joern Rennecke <joern.rennecke@embecosm.com>
2631 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2633 (arc_needs_pcl_p): Add GOTOFFPC.
2634 (arc_legitimate_pic_addr_p): Likewise.
2635 (arc_output_pic_addr_const): Likewise.
2636 (arc_legitimize_pic_address): Generate a pc-relative address using
2638 (arc_output_libcall): Use @pcl syntax.
2639 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2640 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2641 (*movsi_insn): Use @pcl syntax.
2642 (doloop_begin_i): Likewise.
2644 2016-06-16 Martin Liska <mliska@suse.cz>
2646 * predict.def: Define a new predictor.
2648 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2650 * config/arc/arc.opt (mtp-regno): Update text.
2652 2016-06-16 Renlin Li <renlin.li@arm.com>
2654 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2656 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2659 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2660 (setcc + and peephole2): Likewise.
2662 PR rtl-optimization/71532
2663 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2666 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2668 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2669 DImode constants with XXSPLTIB in vector registers.
2670 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2671 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2672 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2673 extraction of the element at the top of the register as a scalar
2675 (vsx_extract_<mode>_internal1): Likewise.
2676 (vsx_extract_<mode>_internal2): Likewise.
2677 * config/rs6000/constraints.md (wi constraint): Remove a comment
2678 about DImode not being allowed in Altivec registers.
2679 (wB constraint): New constraint for constants that can be
2680 generated in Altivec registers with VSPLTISW/VUPKHSW.
2681 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2683 (xxspltib_constant_nosplit): Likewise.
2684 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2685 support for -mupper-regs-di to enable DImode to go into Altivec
2687 (POWERPC_MASKS): Likewise.
2688 (power7 cpu): Likewise.
2689 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2690 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2691 for DImode being allowed in Altivec registers. Update wi/wj
2692 constraints. Set scalar_in_vmx_p flag.
2693 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2694 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2695 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2696 (rs6000_opt_masks): Add -mupper-regs-di.
2697 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2698 direct move to use wi and not wj.
2700 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2702 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2703 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2704 any VSX register, instead of just Altivec registers, to allow
2705 either operand to be an Altivec register or both.
2706 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2707 (movdi_internal32): Add support for -mupper-regs-di. Add support
2708 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2709 the alternatives and attributes to be lined up to be easier to
2711 (movdi_internal64): Likewise.
2712 (64-bit DImode splitters): Change predicates to only split loading
2713 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2714 load constants in ISA 3.0 or ISA 2.07 respectively.
2715 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2716 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2717 mention -mcpu=power9 sets these options.
2718 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2721 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2724 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2725 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2726 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2727 by default to warn misspelled interrupt/ signal handler.
2728 * doc/invoke.texi (AVR Options): Document it. Update description
2729 for -nodevicelib option.
2731 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2733 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2734 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2735 (aarch64_<sur>shll2_n<mode>): Likewise.
2737 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2740 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2741 DECL_CONTEXT for copied arguments.
2743 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2745 PR tree-optimization/71483
2746 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2749 2016-06-15 Martin Liska <mliska@suse.cz>
2751 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2752 instead of predict_edge w/o a probability.
2754 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2756 PR tree-optimization/71439
2757 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2760 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2762 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2763 register subregs in SET_SRC.
2765 2016-06-15 Richard Biener <rguenther@suse.de>
2767 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2770 2016-06-15 Richard Biener <rguenther@suse.de>
2772 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2773 not consider dependences between accesses that belong to the
2775 (vect_analyze_data_ref_dependences): Do not analyze read-read
2776 or self-dependences.
2778 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2780 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2782 (find_closest_identifier): Reimplement in terms of
2783 best_match<tree,tree>.
2784 * spellcheck-tree.h: New file.
2785 * spellcheck.c (struct edit_distance_traits<const char *>): New
2787 (find_closest_string): Reimplement in terms of
2788 best_match<const char *, const char *>.
2789 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2790 overload to spellcheck-tree.h.
2791 (find_closest_identifier): Likewise.
2792 (struct edit_distance_traits<T>): New template.
2793 (class best_match): New class.
2795 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2797 * selftest-run-tests.c (selftest::run_tests): Call
2798 selftest::spellcheck_tree_c_tests.
2799 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2800 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2801 (selftest::test_find_closest_identifier): New function.
2802 (selftest::spellcheck_tree_c_tests): New function.
2803 * spellcheck.c (selftest::test_find_closest_string): Verify that
2804 the order of the vec does not affect the results for this case.
2805 (selftest::test_data): New array.
2806 (selftest::test_metric_conditions): New function.
2807 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2808 Call selftest::test_metric_conditions.
2810 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2812 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2813 (BU_P9_MISC_1): Likewise.
2814 (BU_P9_64BIT_MISC_0): Likewise.
2815 (BU_P9_MISC_0): Likewise.
2817 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2819 * gcc-rich-location.c
2820 (gcc_rich_location::add_fixit_misspelled_id): New method.
2821 * gcc-rich-location.h
2822 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2824 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2826 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2827 FreeBSD 11 and above.
2829 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2831 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2833 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2835 * expmed.h: Close parenthesis in "at your option" in copyright
2837 * lower-subreg.h: Likewise.
2839 2016-06-14 Richard Biener <rguenther@suse.de>
2842 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2845 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2847 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2849 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2851 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2853 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2854 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2856 2016-06-14 Richard Biener <rguenther@suse.de>
2858 PR tree-optimization/71522
2859 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2860 copying into float copying.
2862 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2864 PR tree-optimization/71520
2865 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2866 (replace_block_by): Move user labels from bb1 to bb2.
2868 2016-06-14 Richard Biener <rguenther@suse.de>
2872 * expr.h (get_bit_range): Declare.
2873 * expr.c (get_bit_range): Export.
2874 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2875 word_mode again to constrain the bitfield access.
2877 2016-06-14 Richard Biener <rguenther@suse.de>
2879 PR tree-optimization/71521
2880 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2881 division int_const_binop against zero divisor.
2883 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2885 * config/i386/i386.md (signbittf2): New expander.
2886 * config/i386/sse.md (ptesttf2): New insn pattern.
2888 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2891 * input.c (selftest::test_reading_source_line): Avoid reading from
2892 __FILE__ by creating a tempfile with known content and reading
2895 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2897 * pretty-print.c (assert_pp_format_colored): Skip the test if
2899 (test_pp_format): Remove comment about GCC_COLORS.
2901 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2903 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2904 * pretty-print.c (assert_pp_format_va): Add location param and use
2905 it with ASSERT_STREQ_AT.
2906 (assert_pp_format): Add location param and pass it to
2907 assert_pp_format_va.
2908 (assert_pp_format_colored): Likewise.
2909 (ASSERT_PP_FORMAT_1): New.
2910 (ASSERT_PP_FORMAT_2): New.
2911 (ASSERT_PP_FORMAT_3): New.
2912 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2913 explicitly, or implicitly via the above macros.
2914 * selftest.c (selftest::pass): Use a selftest::location rather
2916 (selftest::fail): Likewise. Print the function name.
2917 (selftest::fail_formatted): Likewise.
2918 (selftest::assert_streq): Use a selftest::location rather than
2920 * selftest.h (selftest::location): New struct.
2921 (SELFTEST_LOCATION): New macro.
2922 (selftest::pass): Accept a const location & rather than file
2924 (selftest::fail): Likewise.
2925 (selftest::fail_formatted): Likewise.
2926 (selftest::assert_streq): Likewise.
2927 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2928 (ASSERT_FALSE): Likewise.
2929 (ASSERT_EQ): Likewise.
2930 (ASSERT_NE): Likewise.
2931 (ASSERT_STREQ): Likewise.
2932 (ASSERT_PRED1): Likewise.
2933 (ASSERT_STREQ_AT): New macro.
2935 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2937 * selftest.c (selftest::fail_formatted): New function.
2938 (selftest::assert_streq): New function.
2939 * selftest.h (selftests::fail_formatted): New decl.
2940 (selftest::assert_streq): New decl.
2941 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2943 2016-06-13 Jeff Law <law@redhat.com>
2945 PR tree-optimization/71403
2946 * tree-ssa-threadbackward.c
2947 (convert_and_register_jump_thread_path): No longer accept reference
2948 to path. Do not pop items off the path anymore.
2949 (fsm_find_control_statement_thread_paths): Do not allow threading
2950 to a deeper loop nest. Pop the last item off the path here rather
2951 than in convert_and_register_jump_thread_path.
2953 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2954 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2956 [AArch64] Emit division using the Newton series
2958 * config/aarch64/aarch64-protos.h
2959 (cpu_approx_modes): Add new member "division".
2960 (aarch64_emit_approx_div): Declare new function.
2961 * config/aarch64/aarch64.c
2962 (generic_approx_modes): New member "division".
2963 (exynosm1_approx_modes): Likewise.
2964 (xgene1_approx_modes): Likewise.
2965 (aarch64_emit_approx_div): Define new function.
2966 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2967 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2968 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2969 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2971 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2972 Wilco Dijkstra <wilco.dijkstra@arm.com>
2974 [AArch64] Emit square root using the Newton series
2976 * config/aarch64/aarch64-protos.h
2977 (aarch64_emit_approx_rsqrt): Replace with new function
2978 "aarch64_emit_approx_sqrt".
2979 (cpu_approx_modes): New member "sqrt".
2980 * config/aarch64/aarch64.c
2981 (generic_approx_modes): New member "sqrt".
2982 (exynosm1_approx_modes): Likewise.
2983 (xgene1_approx_modes): Likewise.
2984 (aarch64_emit_approx_rsqrt): Replace with new function
2985 "aarch64_emit_approx_sqrt".
2986 (aarch64_override_options_after_change_1): Handle new option.
2987 * config/aarch64/aarch64-simd.md
2988 (rsqrt<mode>2): Use new function instead.
2989 (sqrt<mode>2): New expansion and insn definitions.
2990 * config/aarch64/aarch64.md: Likewise.
2991 * config/aarch64/aarch64.opt
2992 (mlow-precision-sqrt): Add new option description.
2993 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2995 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2997 [AArch64] Add more choices for the reciprocal square root approximation
2999 Allow a target to prefer such operation depending on the operation mode.
3001 * config/aarch64/aarch64-protos.h
3002 (AARCH64_APPROX_MODE): New macro.
3003 (AARCH64_APPROX_{NONE,ALL}): Likewise.
3004 (cpu_approx_modes): New structure.
3005 (tune_params): New member "approx_modes".
3006 * config/aarch64/aarch64-tuning-flags.def
3007 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
3008 * config/aarch64/aarch64.c
3009 (generic_approx_modes): New core "cpu_approx_modes" structure.
3010 (exynosm1_approx_modes): Likewise.
3011 (xgene1_approx_modes): Likewise.
3012 (generic_tunings): New member "approx_modes".
3013 (cortexa35_tunings): Likewise.
3014 (cortexa53_tunings): Likewise.
3015 (cortexa57_tunings): Likewise.
3016 (cortexa72_tunings): Likewise.
3017 (exynosm1_tunings): Likewise.
3018 (thunderx_tunings): Likewise.
3019 (xgene1_tunings): Likewise.
3020 (use_rsqrt_p): New argument for the mode and use new member from
3022 (aarch64_builtin_reciprocal): Devise mode from builtin.
3023 (aarch64_optab_supported_p): New argument for the mode.
3024 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
3026 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3028 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
3029 RS6000_BTM_MODULO flag into the set of flags that are considered
3030 to be part of the common configuration.
3032 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3034 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
3035 difference unsigned.
3036 (vec_absdb): New macro for vector absolute difference unsigned
3038 (vec_absdh): New macro for vector absolute difference unsigned
3040 (vec_absdw): New macro for vector absolute difference unsigned word.
3041 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
3042 (vadu<mode>3): New insn.
3043 (*p9_vadu<mode>3): New insn.
3044 * config/rs6000/rs6000-builtin.def (vadub): New built-in
3046 (vaduh): New built-in definition.
3047 (vaduw): New built-in definition.
3048 (vadu): New overloaded built-in definition.
3049 (vadub): New overloaded built-in definition.
3050 (vaduh): New overloaded built-in definition.
3051 (vaduw): New overloaded built-in definition.
3052 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3053 overloaded vector absolute difference unsigned functions.
3054 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3055 the ISA 3.0 vector absolute difference unsigned built-in functions.
3057 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
3059 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
3060 update shared_lookup_references only once after changing operands.
3062 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
3065 * tree-nested.c (convert_nonlocal_omp_clauses)
3066 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
3068 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
3069 * tree.def (CASE_LABEL_EXPR): Likewise.
3071 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3074 * input.c (test_builtins): Fix an assertion.
3076 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3078 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
3081 (isinf<mode>2): Ditto.
3083 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3085 * ggc-tests.c (test_finalization): Only test need_finalization_p
3086 for GCC_VERSION >= 4003.
3088 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3090 * config/s390/vecintrin.h: Fix file description in comment.
3092 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3094 * config/s390/s390-builtin-types.def: Change builtin type naming
3095 scheme to match builtin-types.def.
3097 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
3099 * fold-const.c (optimize_minmax_comparison): Remove.
3100 (fold_comparison): Remove call to the above.
3101 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
3102 New transformations.
3104 2016-06-13 Alan Hayward <alan.hayward@arm.com>
3106 PR tree-optimization/71416
3107 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
3110 2016-06-13 Martin Liska <mliska@suse.cz>
3112 * predict.c (enum predictor_reason): Prefix enum with REASON_.
3113 (combine_predictions_for_insn): Likewise.
3114 (prune_predictions_for_bb): Likewise.
3115 (combine_predictions_for_bb): Likewise.
3117 2016-06-13 Richard Biener <rguenther@suse.de>
3119 PR tree-optimization/71505
3120 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
3121 assert match comment.
3123 2016-06-13 Marek Polacek <polacek@redhat.com>
3126 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
3127 gimplify_switch_expr.
3128 (warn_switch_unreachable_r): New function.
3130 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3133 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3136 2016-06-13 Richard Biener <rguenther@suse.de>
3139 * fold-const.c (fold_unary_loc): Preserve alignment when
3140 folding a VIEW_CONVERT_EXPR into a MEM_REF.
3142 2016-06-13 Martin Liska <mliska@suse.cz>
3145 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
3146 w/ -fsanitize=bounds.
3148 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3150 * config/i386/i386.c (ix86_init_builtins): Calculate
3151 FLOAT128_FTYPE_CONST_STRING function type only once.
3152 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
3153 built-in functions are available for x86-32 and x86-64 targets.
3155 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3158 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
3160 (FLOAT128_FTYPE_CONST_STRING): New function type.
3161 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
3162 [IX86_BUILTIN_NANSQ]: Ditto.
3163 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3164 (ix86_init_builtin_types): Declare const_string_type_node.
3165 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
3167 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3168 * doc/extend.texi (x86 Built-in Functions): Document
3169 __builtin_nanq and __builtin_nansq.
3171 2016-06-11 Jiong Wang <jiong.wang@arm.com>
3174 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
3175 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
3176 length for pop patterns.
3177 (arm_attr_length_push_multi): Update comments.
3178 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
3180 (*pop_multiple_with_writeback_and_return): Likewise.
3181 (*pop_multiple_with_return): Likewise.
3183 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
3186 * fold-const.c (optimize_bit_field_compare): Don't try to use
3187 word_mode unconditionally for reading the bit field, look at
3188 DECL_BIT_FIELD_REPRESENTATIVE instead.
3190 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3193 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
3194 vector integer type.
3196 2016-06-10 Jakub Jelinek <jakub@redhat.com>
3199 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
3200 without LABEL_DECL, set *handled_ops_p to false instead of true.
3202 2016-06-10 Martin Sebor <msebor@redhat.com>
3205 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
3206 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
3207 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
3209 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
3210 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
3211 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
3212 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
3213 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
3214 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
3215 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
3216 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
3218 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3220 * config/arm/arm.h (pool_vector_label,
3221 return_used_this_function): Remove.
3223 2016-06-10 Jeff Law <law@redhat.com>
3225 PR tree-optimization/71335
3226 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
3227 zero length paths here.
3228 (convert_and_register_jump_thread_path): Remove hacks related to
3229 duplicated blocks in the jump thread path.
3230 (fsm_find_control_statement_thread_paths): Avoid putting the same
3231 block on the thread path twice, but ensure the thread path is
3232 unchanged from the caller's point of view.
3234 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3236 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
3237 * predict.def (PRED_LOOP_BRANCH): Remove.
3239 2016-06-10 David Malcolm <dmalcolm@redhat.com>
3241 * Makefile.in (OBJS): Add ggc-tests.o.
3242 (GTFILES): Add ggc-tests.c.
3243 * ggc-tests.c: New file.
3244 * selftest-run-tests.c (selftest::run_tests): Call
3245 selftest::ggc_tests_c_tests.
3246 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
3248 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
3250 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
3252 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
3255 * varasm.c (place_block_symbol): Adjust alignment for asan protected
3256 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
3258 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3260 * profile.c: Include cfgloop.h.
3261 (branch_prob): Compute estimated number of iterations.
3262 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
3263 recompute estimate number of iterations from profile.
3265 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3268 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
3269 must be grouped on top of stack. Don't force early clobber
3270 on ordinary reg outputs.
3272 2016-06-10 Richard Biener <rguenther@suse.de>
3274 * targhooks.c (default_builtin_vectorization_cost): Adjust
3277 2016-06-10 Richard Biener <rguenther@suse.de>
3279 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
3280 to fold the RHS to a constant if possible.
3282 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
3285 * tree-nested.c (convert_nonlocal_omp_clauses)
3286 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
3287 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
3288 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
3290 * gimplify.c (gimplify_adjust_omp_clauses): Discard
3292 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
3294 * omp-low.c (scan_sharing_clauses): Don't expect
3297 2016-06-10 Alan Hayward <alan.hayward@arm.com>
3299 PR tree-optimization/71407
3300 PR tree-optimization/71416
3301 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
3304 2016-06-10 Richard Biener <rguenther@suse.de>
3307 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
3309 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
3311 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
3313 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
3314 Jiong Wang <jiong.wang@arm.com>
3316 PR rtl-optimization/70751
3317 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
3318 spilled into memory.
3320 2016-06-09 Jonathan Yong <10walls@gmail.com>
3323 2015-09-21 Jonathan Yong <10walls@gmail.com>
3325 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
3326 sysroot/usr/lib/32api for additional win32 libraries,
3327 fixes failing Cygwin bootstrapping.
3329 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
3331 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
3334 2016-06-09 David Malcolm <dmalcolm@redhat.com>
3337 * pretty-print.c (pp_indent): Specify that %p is printed in a
3338 host-dependent manner.
3339 (test_pp_format): Remove the test for %p.
3341 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
3343 * config/mips/mips.c (mips_output_jump): Fix formatting.
3345 2016-06-09 Richard Biener <rguenther@suse.de>
3347 PR tree-optimization/71462
3348 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
3351 2016-06-09 Martin Liska <mliska@suse.cz>
3353 * predict.c (dump_prediction): Add new argument.
3354 (enum predictor_reason): New enum.
3355 (struct predictor_hash): New struct.
3356 (predictor_hash::hash): New function.
3357 (predictor_hash::equal): Likewise.
3358 (not_removed_prediction_p): New function.
3359 (prune_predictions_for_bb): Likewise.
3360 (combine_predictions_for_bb): Prune predictions.
3362 2016-06-09 Martin Liska <mliska@suse.cz>
3364 * predict.c (filter_predictions): New function.
3365 (remove_predictions_associated_with_edge): Use the filter
3367 (equal_edge_p): New function.
3369 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
3371 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
3372 Correct usage of @samp vs @option, add @samp where appropriate.
3373 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
3374 Add armv6s-m and document it, as it is no official ARM name.
3376 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3378 * ifcvt.c (struct noce_if_info): Add transform_name field.
3379 (noce_try_move): Set if_info->transform_name to the function name.
3380 (noce_try_ifelse_collapse): Likewise.
3381 (noce_try_store_flag): Likewise.
3382 (noce_try_inverse_constants): Likewise.
3383 (noce_try_store_flag_constants): Likewise.
3384 (noce_try_addcc): Likewise.
3385 (noce_try_store_flag_mask): Likewise.
3386 (noce_try_cmove): Likewise.
3387 (noce_try_cmove_arith): Likewise.
3388 (noce_try_minmax): Likewise.
3389 (noce_try_abs): Likewise.
3390 (noce_try_sign_mask): Likewise.
3391 (noce_try_bitop): Likewise.
3392 (noce_convert_multiple_sets): Likewise.
3393 (noce_process_if_block): Print if_info->transform_name to
3394 dump_file if transformation succeeded.
3396 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3398 * config/arm/cortex-a57.md (cortex_a57_alu):
3401 2016-06-08 Martin Sebor <msebor@redhat.com>
3402 Jakub Jelinek <jakub@redhat.com>
3406 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
3407 BUILT_IN_MUL_OVERFLOW_P): New builtins.
3408 * builtins.c: Include gimple-fold.h.
3409 (fold_builtin_arith_overflow): Handle
3410 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
3411 (fold_builtin_3): Likewise.
3412 * doc/extend.texi (Integer Overflow Builtins): Document
3413 __builtin_{add,sub,mul}_overflow_p.
3415 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3417 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3418 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3420 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
3422 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
3423 Rewrite, looking one level down for records and arrays.
3425 2016-06-08 David Malcolm <dmalcolm@redhat.com>
3427 * pretty-print.c: Include "selftest.h".
3428 (pp_format): Fix comment.
3429 (identifier_to_locale): Likewise.
3430 (selftest::test_basic_printing): New function.
3431 (selftest::assert_pp_format): New function.
3432 (selftest::test_pp_format): New function.
3433 (selftest::pretty_print_c_tests): New function.
3434 * selftest-run-tests.c (selftest::run_tests): Call
3435 selftest::pretty_print_c_tests.
3436 * selftest.h (pretty_print_c_tests): New declaration.
3438 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3440 * invoke.texi (max-loop-headers-insns): Document.
3441 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
3442 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
3443 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
3445 2016-06-08 Richard Biener <rguenther@suse.de>
3447 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
3448 on strided SLP loads and fall back to scalar loads in case
3449 we can't chunk them.
3451 2016-06-08 Richard Biener <rguenther@suse.de>
3453 PR tree-optimization/71452
3454 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
3455 type used for the SSA rewrite has enough precision to cover
3456 the dynamic type of the location.
3458 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3459 Richard Biener <rguenther@suse.de>
3462 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3463 the same as DECL_P (base0) for indirect_base0. Use equality_code
3464 in one further place.
3466 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3468 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3469 to one word if the field is known to overlap other words.
3470 (extract_bit_field_1): Likewise.
3471 (store_split_bit_field): Remove compensating code.
3472 (extract_split_bit_field): Likewise.
3474 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3478 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3480 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3482 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3484 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3485 (arch64_addpv4sf): Delete.
3486 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3487 "gen_aarch64_addpv4sf".
3488 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3490 (vpadds_f32): Likewise.
3491 (vpaddq_f32): Likewise.
3492 (vpaddq_f64): Likewise.
3494 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3496 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3498 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3499 to VALLF. Rename to "fabd<mode>3".
3500 "*fabd_scalar<mode>3): Delete.
3501 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3503 (vabdd_f64): Likewise.
3504 (vabd_f32): Likewise.
3505 (vabd_f64): Likewise.
3506 (vabdq_f32): Likewise.
3507 (vabdq_f64): Likewise.
3509 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3511 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3513 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3514 "aarch64_rsqrts<mode>".
3515 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3516 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3518 (vrsqrtsd_f64): Likewise.
3519 (vrsqrts_f32): Likewise.
3520 (vrsqrts_f64): Likewise.
3521 (vrsqrtsq_f32): Likewise.
3522 (vrsqrtsq_f64): Likewise.
3524 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3526 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3528 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3529 "aarch64_rsqrte<mode>".
3530 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3531 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3533 (vrsqrted_f64): Likewise.
3534 (vrsqrte_f32): Likewise.
3535 (vrsqrte_f64): Likewise.
3536 (vrsqrteq_f32): Likewise.
3537 (vrsqrteq_f64): Likewise.
3539 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3541 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3545 * config/aarch64/aarch64-simd.md
3546 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3547 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3548 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3550 (vcvt_n_f32_u32): Likewise.
3551 (vcvt_n_s32_f32): Likewise.
3552 (vcvt_n_u32_f32): Likewise.
3553 (vcvtq_n_f32_s32): Likewise.
3554 (vcvtq_n_f32_u32): Likewise.
3555 (vcvtq_n_f64_s64): Likewise.
3556 (vcvtq_n_f64_u64): Likewise.
3557 (vcvtq_n_s32_f32): Likewise.
3558 (vcvtq_n_s64_f64): Likewise.
3559 (vcvtq_n_u32_f32): Likewise.
3560 (vcvtq_n_u64_f64): Likewise.
3561 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3562 (VSDQ_SDI): Likewise.
3563 (fcvt_target): Support V4DI, V4SI and V2SI.
3564 (FCVT_TARGET): Likewise.
3566 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3568 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3569 (TYPES_BINOP_SUS): Likewise.
3570 (aarch64_simd_builtin_data): Update include file name.
3571 (aarch64_builtins): Likewise.
3572 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3573 for conversion between scalar float-point and fixed-point.
3577 * config/aarch64/aarch64.md
3578 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3579 pattern for conversion between scalar float to fixed-pointer.
3580 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3581 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3582 (UNSPEC_FCVTZU): Likewise.
3583 (UNSPEC_SCVTF): Likewise.
3584 (UNSPEC_UCVTF): Likewise.
3585 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3587 (vcvtd_n_f64_u64): Likewise.
3588 (vcvtd_n_s64_f64): Likewise.
3589 (vcvtd_n_u64_f64): Likewise.
3590 (vcvtd_n_f32_s32): Likewise.
3591 (vcvts_n_f32_u32): Likewise.
3592 (vcvtd_n_s32_f32): Likewise.
3593 (vcvts_n_u32_f32): Likewise.
3594 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3596 (FCVT_TARGET): Likewise.
3597 (FCVT_FIXED2F): New iterator.
3598 (FCVT_F2FIXED): Likewise.
3599 (fcvt_fixed_insn): New define_int_attr.
3601 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3603 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3604 some statements was removed.
3606 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3608 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3609 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3610 (vect_can_advance_ivs_p): likewise.
3611 (vect_update_ivs_after_vectorizer): likewise.
3612 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3613 (vect_analyze_scalar_cycles_1): likewise.
3614 (vect_analyze_loop_operations): likewise.
3615 (report_vect_op): likewise.
3616 (vect_is_slp_reduction): likewise.
3617 (vect_is_simple_reduction): likewise.
3618 (get_initial_def_for_induction): likewise.
3619 (vect_transform_loop): likewise.
3620 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3621 (vect_recog_sad_pattern): likewise.
3622 (vect_recog_widen_sum_pattern): likewise.
3623 (vect_recog_widening_pattern): likewise.
3624 (vect_recog_divmod_pattern): likewise.
3625 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3626 (vect_analyze_slp_instance): likewise.
3627 (vect_transform_slp_perm_load): likewise.
3628 (vect_schedule_slp_instance): likewise.
3630 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3632 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3633 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3634 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3635 (PRED_LOOP_BRANCH): Document predictor as broken.
3636 (PRED_LOOP_EXIT): Change hitrate 91->92.
3637 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3638 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3639 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3640 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3641 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3642 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3643 (PRED_CALL): Chane hitrate 71->67.
3644 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3645 (PRED_GOTO): Document as unused right now.
3646 (PRED_CONST_RETURN): Change hitrate 67->69
3647 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3648 (PRED_NULL_RETURN): Change hitrate 91->90.
3649 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3650 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3651 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3653 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3655 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3656 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3657 special case Altivec builtin.
3658 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3659 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3660 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3661 code for ALTIVEC_BUILTIN_VEC_MUL.
3662 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3663 for __builtin_vec_mul.
3665 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3667 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3670 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3672 * spellcheck.c (selftest::test_find_closest_string): New function.
3673 (spellcheck_c_tests): Call the above.
3675 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3677 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3679 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3681 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3682 Yv=Yv,C alternatives.
3684 2016-06-07 Richard Biener <rguenther@suse.de>
3687 * common.opt (ffast-math): Make Optimization.
3689 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3690 Prachi Godbole <prachi.godbole@imgtec.com>
3692 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3693 `fabs' and `fneg' type attributes.
3694 (p5600_fpu_fabs): Add `fmove' to the comment.
3696 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3698 * gimple.c: Include builtins.h
3699 (gimple_inexpensive_call_p): New function.
3700 * gimple.h (gimple_inexpensive_call_p): Declare.
3701 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3702 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3705 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3707 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3708 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3709 warning_at_rich_loc, warning_n, pedwarn, permerror,
3710 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3711 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3714 2016-06-07 Richard Biener <rguenther@suse.de>
3716 PR tree-optimization/71428
3717 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3718 BIT_FIELD_REF op vs. load.
3720 2016-06-07 Richard Biener <rguenther@suse.de>
3723 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3726 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3728 * config/pa/pa.md (call): Generate indirect long calls to non-local
3729 functions on TARGET_64BIT.
3730 (call_value): Likewise.
3732 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3734 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3735 pattern and subsequent splitters.
3736 (call_val_reg_64bit_post_reload): Likewise.
3738 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3741 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3742 propagate_op_to_single_use.
3744 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3747 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3749 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3751 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3752 (enum x86_dirflag_state): New enum.
3753 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3754 (machine_function): Remove needs_cld.
3755 (ix86_current_function_needs_cld): Remove.
3756 * config/i386/i386.c (ix86_set_func_type): Set
3757 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3758 (ix86_expand_prologue): Do not emit CLD here.
3759 (ix86_dirflag_mode_needed): New function.
3760 (ix86_dirflag_mode_entry): Ditto.
3761 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3762 (ix86_mode_after): Ditto.
3763 (ix86_mode_entry): Ditto.
3764 (ix86_mode_exit): Ditto.
3765 (ix86_emit_mode_set): Ditto.
3766 * config/i386/i386.md (strmov_singleop): Set
3767 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3768 Do not set ix86_current_function_needs_cld.
3770 (strset_singleop): Ditto.
3772 (cmpstrnqi_nz_1): Ditto.
3773 (cmpstrnqi_1): Ditto.
3774 (strlenqi_1): Ditto.
3776 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3778 PR tree-optimization/71259
3779 * tree-vect-slp.c (vect_get_constant_vectors): For
3780 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3781 one for constant op, and use COND_EXPR for non-constant.
3783 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3785 * Makefile.in (OBJS): Add function-tests.o,
3786 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3787 selftest-run-tests.o.
3788 (OBJS-libcommon): Add selftest.o.
3789 (OBJS-libcommon-target): Add selftest.o.
3790 (all.internal): Add "selftest".
3791 (all.cross): Likewise.
3792 (selftest): New phony target.
3793 (s-selftest): New target.
3794 (selftest-gdb): New phony target.
3795 (COLLECT2_OBJS): Add selftest.o.
3796 * bitmap.c: Include "selftest.h".
3797 (selftest::test_gc_alloc): New function.
3798 (selftest::test_set_range): New function.
3799 (selftest::test_clear_bit_in_middle): New function.
3800 (selftest::test_copying): New function.
3801 (selftest::test_bitmap_single_bit_set_p): New function.
3802 (selftest::bitmap_c_tests): New function.
3803 * common.opt (fself-test): New.
3804 * diagnostic-show-locus.c: Include "selftest.h".
3805 (make_range): New function.
3806 (test_range_contains_point_for_single_point): New function.
3807 (test_range_contains_point_for_single_line): New function.
3808 (test_range_contains_point_for_multiple_lines): New function.
3809 (assert_eq): New function.
3810 (test_get_line_width_without_trailing_whitespace): New function.
3811 (selftest::diagnostic_show_locus_c_tests): New function.
3812 * et-forest.c: Include "selftest.h".
3813 (selftest::test_single_node): New function.
3814 (selftest::test_simple_tree): New function.
3815 (selftest::test_disconnected_nodes): New function.
3816 (selftest::et_forest_c_tests): New function.
3817 * fold-const.c: Include "selftest.h".
3818 (selftest::assert_binop_folds_to_const): New function.
3819 (selftest::assert_binop_folds_to_nonlvalue): New function.
3820 (selftest::test_arithmetic_folding): New function.
3821 (selftest::fold_const_c_tests): New function.
3822 * function-tests.c: New file.
3823 * gimple.c: Include "selftest.h".
3824 Include "gimple-pretty-print.h".
3825 (selftest::verify_gimple_pp): New function.
3826 (selftest::test_assign_single): New function.
3827 (selftest::test_assign_binop): New function.
3828 (selftest::test_nop_stmt): New function.
3829 (selftest::test_return_stmt): New function.
3830 (selftest::test_return_without_value): New function.
3831 (selftest::gimple_c_tests): New function.
3832 * hash-map-tests.c: New file.
3833 * hash-set-tests.c: New file.
3834 * input.c: Include "selftest.h".
3835 (selftest::assert_loceq): New function.
3836 (selftest::test_accessing_ordinary_linemaps): New function.
3837 (selftest::test_unknown_location): New function.
3838 (selftest::test_builtins): New function.
3839 (selftest::test_reading_source_line): New function.
3840 (selftest::input_c_tests): New function.
3841 * rtl-tests.c: New file.
3842 * selftest-run-tests.c: New file.
3843 * selftest.c: New file.
3844 * selftest.h: New file.
3845 * spellcheck.c: Include "selftest.h".
3846 (selftest::levenshtein_distance_unit_test_oneway): New function,
3847 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3848 (selftest::levenshtein_distance_unit_test): Likewise.
3849 (selftest::spellcheck_c_tests): Likewise.
3850 * toplev.c: Include selftest.h.
3851 (toplev::run_self_tests): New.
3852 (toplev::main): Handle -fself-test.
3853 * toplev.h (toplev::run_self_tests): New.
3854 * tree.c: Include "selftest.h".
3855 (selftest::test_integer_constants): New function.
3856 (selftest::test_identifiers): New function.
3857 (selftest::test_labels): New function.
3858 (selftest::tree_c_tests): New function.
3859 * tree-cfg.c: Include "selftest.h".
3860 (selftest::push_fndecl): New function.
3861 (selftest::test_linear_chain): New function.
3862 (selftest::test_diamond): New function.
3863 (selftest::test_fully_connected): New function.
3864 (selftest::tree_cfg_c_tests): New function.
3865 * vec.c: Include "selftest.h".
3866 (selftest::safe_push_range): New function.
3867 (selftest::test_quick_push): New function.
3868 (selftest::test_safe_push): New function.
3869 (selftest::test_truncate): New function.
3870 (selftest::test_safe_grow_cleared): New function.
3871 (selftest::test_pop): New function.
3872 (selftest::test_safe_insert): New function.
3873 (selftest::test_ordered_remove): New function.
3874 (selftest::test_unordered_remove): New function.
3875 (selftest::test_block_remove): New function.
3876 (selftest::reverse_cmp): New function.
3877 (selftest::test_qsort): New function.
3878 (selftest::vec_c_tests): New function.c.
3879 * wide-int.cc: Include selftest.h and wide-int-print.h.
3880 (selftest::from_int <wide_int>): New function.
3881 (selftest::from_int <offset_int>): New function.
3882 (selftest::from_int <widest_int>): New function.
3883 (selftest::assert_deceq): New function.
3884 (selftest::assert_hexeq): New function.
3885 (selftest::test_printing <VALUE_TYPE>): New function template.
3886 (selftest::test_ops <VALUE_TYPE>): New function template.
3887 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3888 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3890 (selftest::wide_int_cc_tests): New function.
3892 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3895 * ifcvt.c (noce_try_ifelse_collapse): New function.
3897 (noce_process_if_block): Call noce_try_ifelse_collapse.
3898 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3899 (simplify_ternary_operation): Use the above to simplify
3900 conditional CLZ/CTZ expressions.
3902 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3905 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3906 define_insn_and_split.
3908 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3911 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3913 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3916 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3917 Implicitly clobber memory for basic asm with non-empty assembler
3918 string. Use targetm.md_asm_adjust also here.
3919 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3920 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3921 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3922 non-empty assembler string.
3923 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3924 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3925 (decode_asm_operands): Handle basic asm in PARALLEL block.
3926 (extract_insn): Handle basic asm in PARALLEL block.
3927 * doc/extend.texi: Mention new behavior of basic asm.
3928 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3929 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3930 branch_needs_nop_p): Use asm_noperands.
3932 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3934 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3935 Include the M7 SPARC DFA scheduler.
3936 New attribute v3pipe.
3937 Annotate insns with v3pipe where appropriate.
3938 Define cpu_feature vis4.
3939 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3940 Add (V8QI "8") to vbits.
3941 Add insns {add,sub}v8qi3
3942 Add insns ss{add,sub}v8qi3
3943 Add insns us{add,sub}{v8qi,v4hi}3
3944 Add insns {min,max}{v8qi,v4hi,v2si}3
3945 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3946 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3947 * config/sparc/niagara4.md: Add a comment explaining the
3948 discrepancy between the documented latenty numbers and the
3950 * config/sparc/niagara7.md: New file.
3951 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3952 supports SPARC5 and VIS 4.0 instructions.
3953 * configure: Regenerate.
3954 * config.in: Likewise.
3955 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3956 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3957 TARGET_CPU_niagara7.
3958 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3959 (CPP_CPU_SPEC): Handle niagara7.
3960 (ASM_CPU_SPEC): Likewise.
3961 * config/sparc/sparc-opts.h (processor_type): Add
3963 (mvis4): New option.
3964 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3965 (AS_NIAGARA7_FLAG): Define.
3966 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3967 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3968 (CPP_CPU_SPEC): Handle niagara7.
3969 (ASM_CPU_SPEC): Likewise.
3970 * config/sparc/sparc.c (niagara7_costs): Define.
3971 (sparc_option_override): Handle niagara7 and adjust cache-related
3972 parameters with better values for niagara cpus. Also support VIS4.
3973 (sparc32_initialize_trampoline): Likewise.
3974 (sparc_use_sched_lookahead): Likewise.
3975 (sparc_issue_rate): Likewise.
3976 (sparc_register_move_cost): Likewise.
3977 (dump_target_flag_bits): Support VIS4.
3978 (sparc_vis_init_builtins): Likewise.
3979 (sparc_builtins): Likewise.
3980 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3982 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3984 * config/sparc/sparc.opt (sparc_processor_type): New value
3986 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3988 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3990 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3993 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3995 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3997 2016-06-06 Richard Biener <rguenther@suse.de>
3999 PR tree-optimization/71398
4000 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
4003 2016-06-05 James Bowman <james.bowman@ftdichip.com>
4005 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
4006 ft32_expand_prolog, ft32_expand_epilogue):
4007 Handle pretend_args.
4008 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
4009 * config/ft32/ft32.md: Add pretend_returner.
4011 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
4014 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4015 Copy op1 RTX to avoid invalid sharing.
4016 (ix86_expand_vector_move_misalign): Ditto.
4018 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
4020 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
4023 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4025 * predict.c (predicted_by_loop_heuristics_p): New function.
4026 (predict_iv_comparison): Use it.
4027 (predict_loops): Walk from innermost loops; do not predict edges
4028 leaving multiple loops multiple times; implement
4029 PRED_LOOP_ITERATIONS_MAX heuristics.
4030 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
4032 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4034 * cfg.c (check_bb_profile): Do not report mismatched profiles when
4035 only edges out of BB are EH edges.
4037 2016-06-04 Martin Sebor <msebor@redhat.com>
4038 Marcin Baczyński <marbacz@gmail.com>
4041 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
4042 a void expression in a void function.
4044 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4046 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
4047 aux; dump reasons of decisions.
4048 (should_duplicate_loop_header_p): Likewise.
4049 (do_while_loop_p): Likewise.
4050 (ch_base::copy_headers): Dump asi num insns duplicated.
4052 2016-06-04 Jakub Jelinek <jakub@redhat.com>
4054 PR tree-optimization/71405
4055 * tree-ssa.c (execute_update_addresses_taken): For clobber with
4056 incompatible type, build a new clobber with the right type instead
4057 of building a VIEW_CONVERT_EXPR around it.
4059 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4061 PR tree-optimization/52171
4062 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
4063 by_pieces_ninsns instead of move_by_pieces_ninsns.
4065 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4067 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
4068 for reg+reg addressing mode.
4070 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4072 * rs6000-c.c (c/c-tree.h): Add #include.
4073 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
4074 in C++ when found in the base position of vec_ld or vec_st.
4076 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4078 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
4079 use of profile unless profile status is PROFILE_READ.
4080 * profile.c (compute_branch_probabilities): Set profile status
4081 only after reporting predictor hitrates.
4083 2016-06-03 Joseph Myers <joseph@codesourcery.com>
4087 * common.opt (ffp-int-builtin-inexact): New option.
4088 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
4089 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
4090 (ceil@var{m}2): Document dependence on this option.
4091 * ipa-inline-transform.c (inline_call): Handle
4092 flag_fp_int_builtin_inexact.
4093 * ipa-inline.c (can_inline_edge_p): Likewise.
4094 * config/i386/i386.md (rintxf2): Do not test
4095 flag_unsafe_math_optimizations.
4096 (rint<mode>2_frndint): New define_insn.
4097 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
4098 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
4099 for 387 instead of extending and truncating.
4100 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
4101 !flag_trapping_math instead of flag_unsafe_math_optimizations.
4102 Change to frndint<mode>2_<rounding>.
4103 (frndintxf2_<rounding>_i387): Likewise. Change to
4104 frndint<mode>2_<rounding>_i387.
4105 (<rounding_insn>xf2): Likewise.
4106 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
4107 !flag_trapping_math instead of flag_unsafe_math_optimizations for
4108 x87. Test TARGET_ROUND || !flag_trapping_math ||
4109 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
4110 SSE. Use ROUND_NO_EXC in constant operand of
4111 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
4112 for 387 instead of extending and truncating.
4114 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
4115 Julia Koval <julia.koval@intel.com>
4127 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
4128 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
4129 all registers, except for function return registers if there are
4130 no caller-saved registers.
4131 (ix86_set_func_type): New function.
4132 (ix86_set_current_function): Call ix86_set_func_type to set
4133 no_caller_saved_registers and func_type. Call reinit_regs if
4134 caller-saved registers are changed. Don't allow MPX, SSE, MMX
4135 nor x87 instructions in interrupt handler nor function with
4136 no_caller_saved_registers attribute.
4137 (ix86_function_ok_for_sibcall): Return false if there are no
4138 caller-saved registers.
4139 (type_natural_mode): Don't warn ABI change for MMX in interrupt
4141 (ix86_function_arg_advance): Skip for callee in interrupt handler.
4142 (ix86_function_arg): Return special arguments in interrupt handler.
4143 (ix86_promote_function_mode): Promote pointer to word_mode only
4144 for normal functions.
4145 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
4147 (ix86_epilogue_uses): New function.
4148 (ix86_hard_regno_scratch_ok): Likewise.
4149 (ix86_save_reg): Preserve all registers in interrupt handler
4150 after reload. Preserve all registers, except for function return
4151 registers, if there are no caller-saved registers after reload.
4152 (find_drap_reg): Always use callee-saved register if there are
4153 no caller-saved registers.
4154 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
4155 for interrupt handler.
4156 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
4157 Emit cld instruction if stringops are used in interrupt handler
4158 or interrupt handler isn't a leaf function.
4159 (ix86_expand_epilogue): Generate interrupt return for interrupt
4160 handler and pop the 'ERROR_CODE' off the stack before interrupt
4161 return in exception handler.
4162 (ix86_expand_call): Disallow calling interrupt handler directly.
4163 If there are no caller-saved registers, mark all registers that
4164 are clobbered by the call which returns as clobbered.
4165 (ix86_handle_no_caller_saved_registers_attribute): New function.
4166 (ix86_handle_interrupt_attribute): Likewise.
4167 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
4169 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
4170 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
4171 accumulation in interrupt function if stack may be realigned to
4173 (EPILOGUE_USES): New.
4174 (function_type): New enum.
4175 (machine_function): Add func_type and no_caller_saved_registers.
4176 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
4177 (interrupt_return): New pattern.
4178 * doc/extend.texi: Document x86 interrupt and
4179 no_caller_saved_registers attributes.
4181 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
4183 PR tree-optimization/52171
4184 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
4185 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
4186 Look for constant strings. Move some code to emit_block_cmp_hints
4188 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
4189 * defaults.h (COMPARE_MAX_PIECES): New macro.
4190 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
4191 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
4192 (clear_by_pieces_1): Don't declare. Move definition before use.
4193 (can_do_by_pieces): New static function.
4194 (can_move_by_pieces): Use it. Return bool.
4195 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
4196 OP. All callers changed. Handle COMPARE_BY_PIECES.
4197 (class pieces_addr); New.
4198 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
4199 pieces_addr::adjust, pieces_addr::increment_address,
4200 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
4202 (class op_by_pieces_d): New.
4203 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
4205 (class move_by_pieces_d, class compare_by_pieces_d,
4206 class store_by_pieces_d): New subclasses of op_by_pieces_d.
4207 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
4208 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
4209 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
4210 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
4211 compare_by_pieces_d::finish_mode): New member functions.
4212 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
4214 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
4215 (emit_block_cmp_hints): New function.
4216 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
4217 use the newly defined classes.
4218 * expr.h (by_pieces_constfn): New typedef.
4219 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
4220 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
4221 (move_by_pieces_ninsns): Don't declare.
4222 (can_move_by_pieces): Change return value to bool.
4223 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
4224 (compare_by_pieces_branch_ratio): New hook.
4225 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
4226 (by_pieces_ninsns): Declare.
4227 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
4229 (default_compare_by_pieces_branch_ratio): New function.
4230 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
4231 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
4232 * doc/tm.texi: Regenerate.
4233 * tree-ssa-strlen.c: Include "builtins.h".
4234 (handle_builtin_memcmp): New static function.
4235 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
4236 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
4238 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4240 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
4241 relevant stmts which are simple and invariant.
4242 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
4243 instead of simple and invariant
4245 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4247 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
4248 (vectorizable_reduction): Check for new relevant state.
4249 (vectorizable_live_operation): vectorize live stmts using
4250 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
4251 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
4252 (vect_stmt_relevant_p): Check for stmts which are only used live.
4253 (process_use): Use of a stmt does not inherit it's live value.
4254 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
4255 (vect_analyze_stmt): Check for new relevant state.
4256 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
4257 outside the loop, but not inside it.
4259 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4261 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
4262 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
4263 (vect_get_vec_def_for_operand): Split out code.
4265 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
4267 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
4269 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4271 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
4273 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4275 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
4277 2016-06-03 Jakub Jelinek <jakub@redhat.com>
4280 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
4281 to noreturn e->callee->decl that has void return type and void
4282 arguments, adjust gimple_call_fntype and remove lhs even if it had
4283 previously addressable type.
4285 2016-06-02 Jeff Law <law@redhat.com>
4287 PR tree-optimization/71328
4288 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
4289 error when checking for a jump back onto the copied path.
4291 2016-06-02 David Malcolm <dmalcolm@redhat.com>
4293 * config/microblaze/microblaze.c (get_branch_target): Add return
4294 NULL_RTX for the non-CALL_P case.
4295 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
4296 (insert_wic): Remove unused local "j".
4298 2016-06-02 Martin Liska <mliska@suse.cz>
4300 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
4302 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
4303 Julia Koval <julia.koval@intel.com>
4305 * function.c (assign_parm_setup_stack): Force source into a
4307 * target.def (function_incoming_arg): Update documentation to
4308 allow arbitrary address computation based on hard register.
4309 * doc/tm.texi: Regenerated.
4311 2016-06-02 Martin Liska <mliska@suse.cz>
4313 * predict.c (combine_predictions_for_bb): Fix first match in
4314 cases where a first predictor contains more than one occurence
4315 in list of predictors. Take the best value in such case.
4317 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4319 PR rtl-optimization/71295
4320 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
4321 offset would go over the size of the inner mode reject it.
4323 2016-06-02 Jakub Jelinek <jakub@redhat.com>
4325 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
4326 x=x,x and v=v,m instead of x=x,m.
4328 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
4329 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
4330 alternative to v=rm,C.
4332 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
4333 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
4334 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
4335 instead of vex for the last two above mentioned alternatives.
4337 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4340 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
4342 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
4344 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
4346 2016-06-01 David Malcolm <dmalcolm@redhat.com>
4348 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
4349 from int to unsigned.
4351 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4353 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
4354 alternatives, eliminating preferred register class. Add support
4355 for the MTVSRDD instruction in ISA 3.0.
4356 (vsx_splat_v4si_internal): Use splat_input_operand instead of
4357 reg_or_indexed_operand.
4358 (vsx_splat_v4sf_internal): Likewise.
4360 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4363 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
4364 for loading up all 0's or all 1's.
4366 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
4368 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
4370 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
4372 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
4374 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
4375 * gcc.c (set_source_date_epoch_envvar): New function, sets
4376 the SOURCE_DATE_EPOCH environment variable to the current time.
4378 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4380 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
4381 the factor for live Phi nodes.
4383 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4385 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
4386 * tree-parloops.c (parallelize_loops): likewise.
4387 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
4388 tree_unswitch_outer_loop): likewise.
4390 2016-06-01 Jakub Jelinek <jakub@redhat.com>
4393 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
4394 around creation of the temporary.
4396 2016-06-01 Richard Biener <rguenther@suse.de>
4398 PR tree-optimization/71366
4399 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
4400 (unloop_loops): Move removing edges here ...
4401 (try_unroll_loop_completely): ... from here.
4402 (try_peel_loop): ... and here.
4403 (tree_unroll_loops_completely_1): Track parent loops via
4404 bitmap of header BBs.
4405 (tree_unroll_loops_completely): Adjust for that.
4407 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4409 * config/rs6000/altivec.h (vec_slv): New macro.
4410 (vec_srv): New macro.
4411 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
4412 (UNSPEC_VSRV): New value.
4415 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
4416 (vsrv): New builtin definition.
4417 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
4418 define argument types for new builtin.
4419 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
4421 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
4424 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
4425 Jocelyn Mayer <l_indien@magic.fr>
4428 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
4429 detect processor family for signature_CENTAUR_ebx.
4430 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
4431 signature_CENTAUR_ebx.
4432 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
4433 <default>: Pass x86-64 for has_longmode.
4435 2016-06-01 Nathan Sidwell <nathan@acm.org>
4437 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
4440 2016-06-01 Richard Biener <rguenther@suse.de>
4442 PR tree-optimization/71261
4443 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
4444 of stmts successfully put in the bool pattern. Remove
4445 single-use restriction.
4446 (adjust_bool_pattern_cast): Add cast at the use site via the
4447 pattern def sequence.
4448 (adjust_bool_pattern): Remove recursion, maintain a hash-map
4449 of patterned defs. Use the pattern def seqence instead of
4450 multiple independent patterns.
4451 (sort_after_uid): New qsort compare function.
4452 (adjust_bool_stmts): New function to process stmts in the bool
4453 pattern in IL order.
4454 (vect_recog_bool_pattern): Adjust.
4455 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
4456 (ifcvt_walk_pattern_tree): Likewise.
4457 (stmt_is_root_of_bool_pattern): Likewise.
4458 (ifcvt_repair_bool_pattern): Likewise.
4459 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
4461 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4463 * loop-unroll.c (decide_unroll_constant_iterations,
4464 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4465 likely upper bounds.
4466 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4468 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4470 * tree-core.h (enum omp_clause_code): Remove
4471 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4473 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4475 * config/arm/sync.md (arm_store_exclusive<mode>):
4476 Use 'H' output modifier on operands[2] rather than creating a new
4477 entry in out-of-bounds memory of the operands array.
4478 (arm_store_release_exclusivedi): Likewise.
4480 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4482 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4483 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4484 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4485 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4487 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4489 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4490 into account live statements for mask producers.
4492 2016-06-01 Richard Biener <rguenther@suse.de>
4494 PR tree-optimization/71311
4495 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4496 restrict to non-INTEGER_CST @0.
4498 2016-06-01 Richard Biener <rguenther@suse.de>
4500 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4501 (relational patterns): Use :c to avoid pattern duplications.
4503 2016-06-01 Richard Biener <rguenther@suse.de>
4505 * genmatch.c (comparison_code_p): New predicate.
4506 (swap_tree_comparison): New function.
4507 (commutate): Add for_vec parameter to append new for entries.
4508 Support commutating relational operators by swapping it alongside
4510 (lower_commutative): Adjust.
4511 (dt_simplify::gen): Do not pass artificial operators to gen
4513 (decision_tree::gen): Do not add artificial operators as parameters.
4514 (parser::parse_expr): Verify operator commutativity when :c is
4515 applied. Allow :C to override this.
4516 * match.pd: Adjust patterns to use :C instead of :c where required.
4518 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4520 PR tree-optimization/71077
4521 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4522 the combining step, use boolean_false_node and boolean_true_node
4523 as the designated false/true return values.
4525 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4527 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4528 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4529 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4532 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4534 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4535 of flags impliying the register renaming.
4536 * toplev.c (process_options): Do not imply flag_rename_registers with
4539 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4541 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4542 default implementation.
4544 2016-05-31 Nathan Sidwell <nathan@acm.org>
4546 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4548 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4550 * config/sh/constraints.md (b): Remove constraint.
4551 * config/sh/predicates.md (arith_reg_operand): Remove
4553 * config/sh/sh-modes.def (PDI): Remove.
4554 * config/sh/sh.c (sh_target_reg_class,
4555 sh_optimize_target_register_callee_saved): Remove functions.
4556 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4557 (sh_expand_epilogue): Update comment.
4558 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4559 sh_secondary_reload): Remove TARGET_REGS related code.
4560 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4561 TARGET_REGISTER_P): Remove macros.
4562 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4563 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4564 TR1_REG, TR2_REG): Remove constants.
4565 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4567 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4569 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4570 define_expand patterns.
4571 (adddi3_compact): Rename to adddi3.
4572 (subdi3_compact): Rename to subdi3.
4573 (*negdi2): Rename to negdi2.
4574 (*abs<mode>2): Rename to abs<mode>2.
4576 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4578 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4579 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4580 (atomic_sub_fetchsi): ... this new pattern.
4581 (mvtc): Add CC_REG clobber.
4583 2016-05-31 Marek Polacek <polacek@redhat.com>
4585 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4587 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4589 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4590 aarch64_fusion_enabled_p to check for fusion capabilities.
4592 2016-05-31 Richard Biener <rguenther@suse.de>
4594 PR tree-optimization/71352
4595 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4596 minus one and a negate.
4598 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4600 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4601 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4603 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4604 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4605 Remove use of aarch64_simd_attr_length_move, set length attribute
4607 (*aarch64_be_movoi): Likewise.
4608 (*aarch64_be_movci): Likewise.
4609 (*aarch64_be_movxi): Likewise.
4611 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4613 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4614 It no longer does that.
4615 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4617 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4619 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4620 attribute __unused__.
4622 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4624 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4625 * config/arm/arm.c (arm_arch_thumb1): Define.
4626 (arm_option_override): Initialize arm_arch_thumb1.
4627 * config/arm/arm.h (arm_arch_thumb1): Declare.
4628 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4629 support Thumb-1 ISA.
4631 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4634 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4635 `Yv' for scalar operand.
4637 2016-05-31 Tom de Vries <tom@codesourcery.com>
4639 PR tree-optimization/69068
4640 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4641 phis with more than two args.
4643 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4645 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4646 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4649 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4651 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4653 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4655 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4656 cpu_32, cpu_64, tune_32 and tune_64.
4657 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4659 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4661 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4663 2016-05-30 Andi Kleen <ak@linux.intel.com>
4665 * auto-profile.c (read_profile): Replace asserts with errors
4666 when file does not exist.
4667 * gcov-io.c (gcov_read_words): Dito.
4669 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4671 * tree-cfg.c (print_loop): Print likely upper bounds.
4673 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4675 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4676 * opts.c (default_options): Enable peel loops at -O3.
4677 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4678 (try_peel_loop): Do not re-peel already peeled loops;
4679 use likely upper bounds; fix profile updating.
4680 (pass_complete_unroll::execute): Initialize peeled_loops.
4682 2016-05-30 Martin Liska <mliska@suse.cz>
4684 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4685 computed costs by frequency of BB they belong to.
4686 (get_scaled_computation_cost_at): New function.
4688 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4689 Marc Glisse <marc.glisse@inria.fr>
4691 PR tree-optimization/71289
4692 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4694 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4696 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4698 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4700 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4701 for peeled copies; avoid underflow when updating estimates; correctly
4704 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4706 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4707 r236875. Corrected oe3 to oe2 as obvious.
4709 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4713 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4714 that inserted stmt will not dominate stmts that defines its operand.
4715 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4716 (rewrite_expr_tree_parallel): Likewise.
4718 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4721 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4722 all fields including stmt_to_insert are swapped.
4724 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4726 * predict.h (force_edge_cold): Declare.
4727 * predict.c (force_edge_cold): New function.
4728 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4730 (canonicalize_loop_induction_variables): Fix formating.
4732 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4734 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4735 (visium_expand_copysign): Use gen_int_mode directly.
4736 (visium_compute_frame_size): Minor tweaks.
4738 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4740 * tree-vect-loop.c (vect_analyze_loop_2): Use
4741 likely_max_stmt_executions_int.
4743 2016-05-30 Tom de Vries <tom@codesourcery.com>
4745 PR tree-optimization/69067
4746 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4748 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4751 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4752 New peepholes to remove unneeded fild/fistp pairs.
4753 (define_peephole2 atomic_loaddi_fpu): Ditto.
4755 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4757 * predict.c (maybe_hot_frequency_p): Avoid division.
4759 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4761 * doc/install.texi: Use https for shop.fsf.org.
4763 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4765 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4766 likely_max_stmt_executions_int.
4768 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4770 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4771 likely_max_stmt_executions_int.
4773 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4775 * profile.c (compute_branch_probabilities): Do not report hitrates
4777 (branch_prob): Report hitrates here.
4778 * predict.c (gimple_predict_edge): Do not assert profile status;
4779 fix formatting issues.
4781 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4783 * predict.c (edge_predicted_by_p): New function.
4784 (predict_paths_for_bb): Do not put multiple predictions of the same type
4787 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4789 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4792 2016-05-28 Alan Modra <amodra@gmail.com>
4794 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4796 2016-05-28 Alan Modra <amodra@gmail.com>
4798 PR rtl-optimization/71275
4799 * ira.c (ira): Free dominance info.
4801 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4803 * doc/sourcebuild.texi: New address for upstream Go repository.
4805 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4807 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4808 (TARGET_ARM_V7M): Likewise.
4810 2016-05-26 Jeff Law <law@redhat.com>
4812 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4813 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4814 * passes.def: Add jump threading passes before DOM/VRP.
4815 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4816 argument to a basic block from an edge. Remove tests which are
4818 (pass_data_thread_jumps, class pass_thread_jumps): New.
4819 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4820 (make_pass_thread_jumps): Likewise.
4821 * tree-pass.h (make_pass_thread_jumps): Declare.
4823 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4825 * config/visium/visium-protos.h (split_double_move): Rename into...
4826 (visium_split_double_move): ...this.
4827 (visium_split_double_add): Declare.
4828 * config/visium/visium.c (split_double_move): Rename into...
4829 (visium_split_double_move): ...this.
4830 (visium_split_double_add): New function.
4831 (visium_expand_copysign): Renumber operands for consistency.
4832 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4833 (DFmode move splitter): Likewise.
4834 (*addi3_insn): Split by means of visium_split_double_add.
4835 (*adddi3_insn_flags): Delete.
4836 (*plus_plus_sltu<subst_arith>): New insn.
4837 (*subdi3_insn): Split by means of visium_split_double_add.
4838 (subdi3_insn_flags): Delete.
4839 (*minus_minus_sltu<subst_arith>): New insn.
4840 (*negdi2_insn): Split by means of visium_split_double_add.
4841 (*negdi2_insn_flags): Delete.
4843 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4845 * configure.ac: Treat a --with-headers option without argument
4846 the same as the default (i.e. consult sys-include directory).
4847 * configure: Regenerate.
4849 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4851 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4852 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4854 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4855 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4857 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4860 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4861 tree-stdarg analysis results.
4862 (aarch64_setup_incoming_varargs): Likewise.
4864 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4866 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4867 va_list_gpr_counter_field and va_list_fpr_counter_field.
4869 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4872 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4873 * config/aarch64/aarch64.c
4874 (aarch64_cannot_change_mode_class): Remove function.
4875 * config/aarch64/aarch64-protos.h
4876 (aarch64_cannot_change_mode_class): Remove.
4878 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4880 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4881 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4882 get_likely_max_loop_iterations_int): New.
4883 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4884 any_likely_upper_bound.
4885 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4887 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4888 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4890 (unroll_loop_constant_iterations): Likewise.
4891 (unroll_loop_runtime_iterations): Likewise.
4892 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4893 * lto-streamer-out.c (output_cfg): Likewise.
4894 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4896 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4897 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4898 (likely_max_loop_iterations): New.
4899 (likely_max_loop_iterations_int): New.
4900 (likely_max_stmt_executions): New.
4901 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4902 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4903 likely_max_stmt_executions): Declare.
4905 2016-05-27 Marek Polacek <polacek@redhat.com>
4908 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4910 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4912 * config/s390/s390.md (2x risbg splitters): Use
4913 reg_overlap_mentioned_p instead of rtx_equal_p.
4915 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4917 * combine.c (make_compound_operation): Take known zero bits into
4918 account when checking for possible zero_extend.
4920 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4922 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4923 Use const_int_operand for operand 2 predicate. Simplify expand code
4926 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4929 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4932 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4934 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4935 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4936 that returns CC_SESWPmode and CC_ZESWPmode.
4937 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4939 (aarch64_rtx_costs): Likewise.
4941 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4943 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4944 for ISA 3.0 min/max support.
4945 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4946 conditional move support.
4947 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4948 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4950 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4951 conditional moves where the comparison type is different from move
4953 (fp_minmax): New code iterator for smin/smax.
4954 (minmax): New code attributes for min/max.
4955 (SMINMAX): Likewise.
4956 (smax<mode>3): Combine min, max insns into one insn using the
4957 fp_minmax code iterator. Add support for ISA 3.0 min/max
4958 instructions that don't need -ffast-math.
4959 (s<minmax><mode>3): Likewise.
4960 (smax<mode>3_vsx): Likewise.
4961 (smin<mode>3): Likewise.
4962 (s<minmax><mode>3_vsx): Likewise.
4963 (smin<mode>3_vsx): Likewise.
4964 (pre-VSX min/max splitters): Likewise.
4965 (s<minmax><mode>3_fpr): Likewise.
4966 (movsfcc): Rewrite floating point conditional moves to combine
4967 SFmode/DFmode into a single insn.
4968 (mov<mode>cc): Likewise.
4969 (movdfcc): Likewise.
4970 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4971 SFDF2 iterators to handle all combinations.
4972 (fseldfsf4): Likewise.
4973 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4974 (fseldfdf4): Likewise.
4975 (fselsfdf4): Likewise.
4976 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4977 comparison instructions that set a 0/-1 mask, and use it for
4978 floating point conditional move via XXSEL.
4979 (fpmask<mode>): Likewise.
4980 (xxsel<mode>): Likewise.
4981 * config/rs6000/predicates.md (min_max_operator): Delete, no
4983 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4984 instructions that generate a 0/-1 mask for use with XXSEL.
4985 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4986 say whether floating point min/max is available, either through
4987 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4988 (TARGET_MINMAX_DF): Likewise.
4990 2016-05-27 Alan Modra <amodra@gmail.com>
4992 PR rtl-optimization/71275
4993 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4994 for update_equiv_regs and combine_and_move_insns.
4996 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4998 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4999 if_then_else or cond RTXes to calculate attribute value.
5000 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
5001 <attr "length_immediate>: Ditto.
5002 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
5003 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
5004 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
5005 <attr "type">: Ditto.
5006 <attr "prefix_data16">: Ditto.
5007 <attr "prefix_extra">: Ditto.
5008 <attr "length_immediate">: Ditto.
5009 <attr "prefix">: Ditto.
5010 (vec_set<mode>_0) <attr "isa">: Ditto.
5011 <attr "prefix_extra">: Ditto.
5012 <attr "length_immediate">: Ditto.
5013 <attr "prefix">: Ditto.
5014 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
5015 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
5016 (sse2_storelpd) <attr "prefix_data16">: Ditto.
5017 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
5018 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
5019 <attr "length_immediate">: Ditto.
5020 <attr "prefix">: Ditto.
5021 (sse2_movsd) <attr "length_immediate">: Ditto.
5022 <attr "prefix">: Ditto.
5023 (vec_concatv2df) <attr "isa">: Ditto.
5024 <attr "prefix">: Ditto.
5025 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
5026 (*vec_extractv2di_1) <attr "isa">: Ditto.
5027 <attr "type">: Ditto.
5028 <attr "length_immediate">: Ditto.
5029 <attr "prefix_rex">: Ditto.
5030 <attr "prefix_extra">: Ditto.
5031 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
5032 <attr "prefix_extra">: Ditto.
5033 <attr "length_immediate">: Ditto.
5034 (vec_concatv2di) <attr "isa">: Ditto.
5035 <attr "prefix_extra">: Ditto.
5036 <attr "length_immediate">: Ditto.
5037 <attr "prefix">: Ditto.
5039 2016-05-26 Martin Liska <mliska@suse.cz>
5041 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
5043 (operator+): Likewise.
5044 (operator-): Likewise.
5045 (comp_cost::operator+=): Likewise.
5046 (comp_cost::operator-=): Likewise.
5047 (comp_cost::operator/=): Likewise.
5048 (comp_cost::operator*=): Likewise.
5049 (operator<): Likewise.
5050 (operator==): Likewise.
5051 (operator<=): Likewise.
5053 (infinite_cost_p): Likewise.
5054 (add_costs): Likewise.
5055 (sub_costs): Likewise.
5056 (compare_costs): Likewise.
5057 (set_group_iv_cost): Use the newly introduced functions.
5058 (get_address_cost): Likewise.
5059 (get_shiftadd_cost): Likewise.
5060 (force_expr_to_var_cost): Likewise.
5061 (split_address_cost): Likewise.
5062 (ptr_difference_cost): Likewise.
5063 (difference_cost): Likewise.
5064 (get_computation_cost_at): Likewise.
5065 (determine_group_iv_cost_generic): Likewise.
5066 (determine_group_iv_cost_address): Likewise.
5067 (determine_group_iv_cost_cond): Likewise.
5068 (autoinc_possible_for_pair): Likewise.
5069 (determine_group_iv_costs): Likewise.
5070 (cheaper_cost_pair): Likewise.
5071 (iv_ca_recount_cost): Likewise.
5072 (iv_ca_set_no_cp): Likewise.
5073 (iv_ca_set_cp): Likewise.
5074 (iv_ca_cost): Likewise.
5075 (iv_ca_new): Likewise.
5076 (iv_ca_dump): Likewise.
5077 (iv_ca_narrow): Likewise.
5078 (iv_ca_prune): Likewise.
5079 (iv_ca_replace): Likewise.
5080 (try_add_cand_for): Likewise.
5081 (try_improve_iv_set): Likewise.
5082 (find_optimal_iv_set): Likewise.
5084 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
5086 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
5087 that internal functions will clobber all caller-saved registers.
5089 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5091 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
5092 Return a better case_values_threshold when optimizing.
5094 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5096 * config/aarch64/aarch64-simd.md (aarch64_combinez):
5097 Add ? to integer variant.
5098 (aarch64_combinez_be): Likewise.
5100 2016-05-26 Jakub Jelinek <jakub@redhat.com>
5102 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
5103 instead of x constraint.
5104 (vcvtps2ph256<mask_name>): Likewise.
5106 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
5107 alternative. Formatting fix.
5109 * config/i386/sse.md
5110 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
5112 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
5113 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
5114 maybe_evex prefix instead of vex.
5115 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
5116 EXT_REX_SSE_REG_P (op0) case in the splitter.
5118 2016-05-25 Jeff Law <law@redhat.com>
5120 PR tree-optimization/71272
5121 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
5122 Update comments. Add test for empty path.
5124 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
5126 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
5127 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
5128 special case builtin.
5129 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5130 code for ALTIVEC_BUILTIN_VEC_CMPNE.
5131 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5132 for __builtin_vec_cmpne.
5134 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
5136 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
5137 redundant test and bail out if the type of the new operand is not
5138 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
5140 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5142 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
5143 (x_ix86_target_flags_explicit): Remove.
5144 * config/i386/i386.c (ix86_function_specific_save): Do not copy
5145 x_ix86_target_flags_explicit.
5146 (ix86_function_specific_restore): Ditto.
5148 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5149 H.J. Lu <hongjiu.lu@intel.com>
5152 * common/config/i386/i386-common.c
5153 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
5154 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
5155 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
5156 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
5157 (-mgeneral-regs-only): Add new option.
5158 * config/i386/i386.c (ix86_option_override_internal): Don't enable
5159 x87 instructions if only general registers are allowed.
5160 (ix86_target_string): Add ix86_flags argument. Handle additional
5161 flags options through ix86_flags argument. Update all callers.
5162 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
5164 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5166 PR rtl-optimization/66940
5167 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
5168 decrementing desired_val will not overflow before performing these
5171 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
5173 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
5174 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
5175 * config/i386/i386.c (enum ix86_builtins): Add
5176 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
5177 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
5178 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
5179 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
5180 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
5181 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
5182 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
5183 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
5184 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
5185 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
5186 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
5187 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
5188 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
5189 __builtin_ia32_cvtps2dq512_mask.
5190 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
5191 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
5192 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
5193 * config/i386/sse.md
5194 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
5196 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
5197 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
5199 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
5200 (avx512f_vec_pack_sfix_v8df): New define_expand.
5201 (avx512f_roundpd512): Rename to ...
5202 (avx512f_round<castmode>512): ... this. Change iterator.
5203 (avx512f_roundps512_sfix): New define_expand.
5204 (round<mode>2_sfix): Change iterator.
5206 2016-05-25 Nick Clifton <nickc@redhat.com>
5208 * config/msp430/msp430.c (msp430_attr): Produce an error if a
5209 static interrupt handler is detected.
5210 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
5211 default linker script.
5212 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
5213 the low part of a symbolic pointer.
5215 2016-05-25 Richard Biener <rguenther@suse.de>
5217 PR tree-optimization/71261
5218 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
5219 interesting stmt instead of immediate uses when looking
5220 for the use operand to replace.
5222 2016-05-25 Martin Liska <mliska@suse.cz>
5224 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
5226 2016-05-25 Richard Biener <rguenther@suse.de>
5228 PR tree-optimization/71264
5229 * tree-vect-stmts.c (vect_init_vector): Properly deal with
5232 2016-05-25 Martin Liska <mliska@suse.cz>
5234 PR tree-optimization/71239
5235 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
5236 if DECL_SIZE is NULL.
5238 2016-05-25 Richard Biener <rguenther@suse.de>
5240 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
5241 * tree-if-conv.c (pass_data_if_conversion): Use it.
5243 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
5245 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
5246 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
5247 * varpool.c (varpool_node::get_availability): Likewise.
5249 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5251 * config/rs6000/altivec.md (VNEG iterator): New iterator for
5252 VNEGW/VNEGD instructions.
5253 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
5254 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
5255 support for ISA 3.0 VNEGW/VNEGD instructions.
5257 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
5259 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
5260 pointers inside OACC_DATA regions.
5261 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
5262 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
5263 (gimplify_adjust_omp_clauses): Fix typo in comment.
5265 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5267 * config/rs6000/altivec.md (VParity): New mode iterator for vector
5268 parity built-in functions.
5269 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
5271 (p9v_parity<mode>2): Likewise.
5272 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
5274 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
5275 (parity<mode>2): ISA 3.0 expander for vector parity.
5276 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
5278 (BU_P9_64BIT_MISC_0): Likewise.
5279 (BU_P9_MISC_0): Likewise.
5280 (BU_P9V_AV_1): Likewise.
5281 (BU_P9V_AV_2): Likewise.
5282 (BU_P9V_AV_3): Likewise.
5283 (BU_P9V_AV_P): Likewise.
5284 (BU_P9V_VSX_1): Likewise.
5285 (BU_P9V_OVERLOAD_1): Likewise.
5286 (BU_P9V_OVERLOAD_2): Likewise.
5287 (BU_P9V_OVERLOAD_3): Likewise.
5288 (VCTZB): Add vector count trailing zeros support.
5292 (VPRTYBD): Add vector parity support.
5293 (VPRTYBQ): Likewise.
5294 (VPRTYBW): Likewise.
5295 (VCTZ): Add overloaded vector count trailing zeros support.
5296 (VPRTYB): Add overloaded vector parity support.
5297 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5298 overloaded vector count trailing zeros and parity instructions.
5299 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
5300 vector parity support.
5301 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
5302 trailing zeros support.
5303 (vec_cntlz): Likewise.
5304 (vec_vctzb): Likewise.
5305 (vec_vctzd): Likewise.
5306 (vec_vctzh): Likewise.
5307 (vec_vctzw): Likewise.
5308 (vec_vprtyb): Add ISA 3.0 vector parity support.
5309 (vec_vprtybd): Likewise.
5310 (vec_vprtybw): Likewise.
5311 (vec_vprtybq): Likewise.
5312 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5313 the ISA 3.0 vector count trailing zeros and vector parity built-in
5316 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5318 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
5319 when there is stmt_to_insert.
5321 2016-05-24 Martin Sebor <msebor@redhat.com>
5324 * tree.h (complete_or_array_type_p): New inline function.
5326 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5328 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
5329 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
5330 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
5332 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
5333 Limit 1st alternative to noavx isa, split 2nd alternative into one
5334 noavx and one avx alternative, use *x and Bm in the former and
5335 x and m in the latter.
5337 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
5338 of sse4 for the first alternative, drop %v from the template
5339 and d operand modifier. Split second alternative into one sse4_noavx
5340 and one avx alternative, use *x instead of *v in the former and v
5341 instead of *v in the latter.
5342 (*sse4_1_extractps): Use noavx isa instead of * for the first
5343 alternative, drop %v from the template. Split second alternative into
5344 one noavx and one avx alternative, use *x instead of *v in the
5345 former and v instead of *v in the latter.
5346 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
5347 with noavx and the last one with avx.
5348 (sse4_1_phminposuw): Guard first alternative with noavx isa,
5349 split the second one into one noavx and one avx alternative,
5350 use *x and Bm in the former and x and m in the latter one.
5351 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
5354 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
5355 first two alternatives to noavx, use *x instead of *v in the second
5356 one, add avx alternative without *.
5357 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
5358 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
5359 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
5361 2016-05-24 Jeff Law <law@redhat.com>
5363 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
5364 New function, extracted from...
5365 (fsm_find_control_statement_thread_paths): Here. Use the new function.
5366 Allow simple copies and constant initializations in the SSA chain.
5368 2016-05-24 Marek Polacek <polacek@redhat.com>
5371 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
5374 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5377 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
5378 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
5379 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
5380 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
5381 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
5383 2016-05-24 Richard Biener <rguenther@suse.de>
5385 PR tree-optimization/71240
5386 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
5389 2016-05-24 Richard Biener <rguenther@suse.de>
5391 PR tree-optimization/71230
5392 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
5394 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5396 * tree-vectorizer.h (vectorizable_comparison): Delete.
5397 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
5398 PURE_SLP_STMT check.
5399 * tree-vect-stmts.c (vectorizable_call): Likewise.
5400 (vectorizable_simd_clone_call): Likewise.
5401 (vectorizable_conversion): Likewise.
5402 (vectorizable_assignment): Likewise.
5403 (vectorizable_shift): Likewise.
5404 (vectorizable_operation): Likewise.
5405 (vectorizable_load): Likewise.
5406 (vectorizable_condition): Likewise.
5407 (vectorizable_store): Likewise. Assert that we don't have
5409 (vectorizable_comparison): Make static. Remove redundant
5410 PURE_SLP_STMT check.
5411 (vect_transform_stmt): Assert that we always have an slp_node
5414 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5416 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
5417 operands[2] against 1 with comparison against CONST1_RTX.
5418 (<shift>di3_neon): Likewise.
5419 * config/arm/predicates.md (const0_operand): Replace with comparison
5422 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5424 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
5425 operands[2] against 1 with comparison against CONST1_RTX.
5426 (ashrdi3): Likewise.
5427 (lshrdi3): Likewise.
5428 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
5430 (ashrsi3): Likewise.
5431 (lshrsi3): Likewise.
5432 (rotrsi3): Likewise.
5433 (define_split above *compareqi_eq0): Likewise.
5434 (define_split above "prologue"): Likewise.
5435 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
5436 * config/arm/predicates.md (shift_operator): Likewise.
5437 (shift_nomul_operator): Likewise.
5438 (sat_shift_operator): Likewise.
5439 (thumb1_cmp_operand): Likewise.
5440 (const_neon_scalar_shift_amount_operand): Replace manual range
5441 check with IN_RANGE.
5442 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
5443 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
5445 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5447 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
5448 with HOST_WIDE_INT_1.
5450 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
5451 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
5452 (arm_canonicalize_comparison): Likewise.
5453 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
5455 (thumb1_size_rtx_costs): Likewise.
5456 (vfp_const_double_index): Replace cast of 1 to unsigned
5457 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5458 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
5460 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
5461 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5462 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
5463 HOST_WIDE_INT with HOST_WIDE_INT_1.
5465 2016-05-24 Marek Polacek <polacek@redhat.com>
5467 * tree-cfg.h (should_remove_lhs_p): New predicate.
5468 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5469 * gimplify.c (gimplify_modify_expr): Likewise.
5470 * tree-cfg.c (verify_gimple_call): Likewise.
5471 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5472 * gimple-fold.c: Include "tree-cfg.h".
5473 (gimple_fold_call): Use should_remove_lhs_p.
5475 2016-05-24 Richard Biener <rguenther@suse.de>
5477 PR tree-optimization/71253
5478 * cfganal.h (control_dependences): Make robust against edge
5480 (control_dependences::control_dependences): Remove edge_list argument.
5481 (control_dependences::get_edge): Remove.
5482 (control_dependences::get_edge_src): Add.
5483 (control_dependences::get_edge_dest): Likewise.
5484 (control_dependences::m_el): Make a vector of edge src/dest index.
5485 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5486 (control_dependences::control_dependences): Likewise.
5487 (control_dependences::~control_dependence): Likewise.
5488 (control_dependences::get_edge): Remove.
5489 (control_dependences::get_edge_src): Add.
5490 (control_dependences::get_edge_dest): Likewise.
5491 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5493 (perform_tree_ssa_dce): Adjust.
5494 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5496 (pass_loop_distribution::execute): Adjust. Do loop destroying
5497 conditional on changed.
5499 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5502 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5503 return. Reindent transformation comment and mention the ARM state
5506 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5509 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5510 after build_and_add_sum creates new use stmt.
5512 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5514 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5515 load_lanes/grouped_load classification comes first. Don't check
5516 whether the vectorization factor is a multiple of the group size
5519 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5521 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5522 GROUP_GAP for single-element interleaving.
5523 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5526 2016-05-24 Richard Biener <rguenther@suse.de>
5530 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5531 bases which are accessed with non-invariant indices.
5532 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5533 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5535 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5538 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5539 (add_to_ops_vec): Add stmt_to_insert.
5540 (add_repeat_to_ops_vec): Init stmt_to_insert.
5541 (insert_stmt_before_use): New.
5542 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5544 (get_ops): Init stmt_to_insert.
5545 (maybe_optimize_range_tests): Likewise.
5546 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5547 (rewrite_expr_tree_parallel): Likewise.
5548 (reassociate_bb): Likewise.
5550 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5553 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5554 ISA 3.0 xxperm fusion alternative.
5555 (altivec_vperm_v8hiv16qi): Likewise.
5556 (altivec_vperm_<mode>_uns_internal): Likewise.
5557 (vperm_v8hiv4si): Likewise.
5558 (vperm_v16qiv8hi): Likewise.
5560 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5561 Kelvin Nilsen <kelvin@gcc.gnu.org>
5563 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5564 vpermr/xxpermr on ISA 3.0.
5565 (altivec_expand_vec_perm_le): Likewise.
5566 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5567 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5570 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5572 * config/i386/i386.h (IS_STACK_MODE): Enable for
5573 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5574 SSE_FLOAT_MODE_P macros.
5575 * config/i386/i386.c (ix86_preferred_reload_class): Use
5576 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5577 Cleanup regclass processing for CONST_DOUBLE_P.
5578 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5579 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5580 with IS_STACK_MODE macro.
5581 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5583 (*movdf_internal): Use IS_STACK_MODE macro.
5584 (*movsf_internal): Ditto.
5586 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5588 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5589 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5591 2016-05-23 Jeff Law <law@redhat.com>
5593 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5595 (fsm_find_control_statement_thread_paths): Call it.
5597 2016-05-23 Martin Jambor <mjambor@suse.cz>
5600 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5601 from_global_constant if t is not NULL.
5603 2016-05-23 Marek Polacek <polacek@redhat.com>
5606 * common.opt (Wswitch-unreachable): New option.
5607 * doc/invoke.texi: Document -Wswitch-unreachable.
5608 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5611 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5613 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5614 TMR_INDEX is non-NULL.
5616 2016-05-23 Richard Biener <rguenther@suse.de>
5618 PR tree-optimization/71230
5619 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5620 (try_special_add_to_ops): ... here. Always test for single-use.
5622 2016-05-23 Martin Jambor <mjambor@suse.cz>
5624 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5625 default block if a PHI node in the original one would be resized.
5627 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5629 PR tree-optimization/58135
5630 * tree-vect-slp.c: When group size is not multiple
5631 of vector size, allow splitting of store group at
5634 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5636 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5638 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5640 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5641 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5642 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5645 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5646 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5647 v constraint instead of x and vinserti32x4 insn.
5649 * config/i386/sse.md (i128vldq): New mode iterator.
5650 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5651 avx512dq and avx512vl alternatives.
5653 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5654 constraint, use maybe_evex prefix instead of vex.
5655 (vec_dupv4sf): Use v constraint instead of x for output
5656 operand except for noavx alternative, use Yv constraint
5657 instead of x for input. Use maybe_evex prefix instead of vex.
5658 (*vec_dupv4si): Likewise.
5659 (*vec_dupv2di): Likewise.
5661 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5664 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5665 (linearize_expr_tree): Call try_special_add_to_ops.
5666 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5668 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5670 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5671 to computed stack_usage.
5673 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5676 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5677 operand is subreg (symbol_ref) then move the symbol ref to register.
5679 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5681 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5683 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5686 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5689 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5691 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5692 ranges by calling get_single_symbol and tidy up. Look more closely
5693 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5695 2016-05-20 Jeff Law <law@redhat.com>
5697 * bitmap.c (bitmap_find_bit): Remove useless test.
5699 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5701 * function.c (thread_prologue_and_epilogue_insns): Commit the
5702 insertion of the epilogue.
5704 2016-05-20 Martin Jambor <mjambor@suse.cz>
5706 PR tree-optimization/70884
5707 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5708 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5709 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5710 of constant pool data as a reason for scalarization.
5712 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5714 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5715 for naked functions.
5716 (thumb1_expand_prologue): Likewise.
5718 2016-05-20 Nathan Sidwell <nathan@acm.org>
5720 * config/nvptx/nptx.c (nvptx_option_override): Only set
5721 flag_toplevel_reorder, if not explicitly specified. Set
5722 flag_no_common, unless explicitly specified.
5724 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5726 * calls.c (can_implement_as_sibling_call_p): Mark param
5727 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5729 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5731 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5732 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5733 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5735 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5736 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5739 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5741 * config/nvptx/nvptx.md (sincossf3): New pattern.
5743 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5745 * calls.c (maybe_complain_about_tail_call): New function.
5746 (initialize_argument_information): Call
5747 maybe_complain_about_tail_call when clearing *may_tailcall.
5748 (can_implement_as_sibling_call_p): Call
5749 maybe_complain_about_tail_call when returning false.
5750 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5751 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5752 if tail-call optimization fails.
5753 * cfgexpand.c (expand_call_stmt): Initialize
5754 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5755 * gimple-pretty-print.c (dump_gimple_call): Dump
5756 gimple_call_must_tail_p.
5757 * gimple.c (gimple_build_call_from_tree): Call
5758 gimple_call_set_must_tail with the value of
5759 CALL_EXPR_MUST_TAIL_CALL.
5760 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5761 (gimple_call_set_must_tail): New function.
5762 (gimple_call_must_tail_p): New function.
5763 * print-tree.c (print_node): Update printing of TREE_STATIC
5764 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5765 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5766 trailing comment listing applicable flags.
5767 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5769 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5771 * calls.c (expand_call): Move "Rest of purposes for tail call
5772 optimizations to fail" to...
5773 (can_implement_as_sibling_call_p): ...this new function, and
5774 split into multiple "if" statements.
5776 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5778 * cfgloop.h (expected_loop_iterations_unbounded,
5779 expected_loop_iterations): Unconstify.
5780 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5781 profile with known upper bound; return 3 when profile is absent.
5782 (expected_loop_iterations): Update.
5784 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5786 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5787 and get_max_loop_iterations_int.
5789 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5791 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5792 realistic upper bounds here.
5794 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5797 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5798 calls if the LHS is variable length or has addressable type.
5799 If targets[0]->decl is a noreturn call with void return type and
5800 zero arguments, adjust fntype and remove lhs in that case.
5802 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5804 PR tree-optimization/71079
5805 PR tree-optimization/71206
5806 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5808 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5810 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5811 (get_vec_alignment_for_array_decl): Likewise.
5812 (get_vec_alignment_for_record_decl): Likewise.
5813 (increase_alignment::execute): Move code to find alignment to
5814 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5815 (type_align_map): New hash_map.
5817 2016-05-20 Richard Guenther <rguenther@suse.de>
5819 PR tree-optimization/29756
5820 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5821 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5822 * fold-const.c (operand_equal_p): Likewise.
5823 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5824 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5825 * tree-inline.c (estimate_operator_cost): Likewise.
5826 * tree-pretty-print.c (dump_generic_node): Likewise.
5827 * tree-ssa-operands.c (get_expr_operands): Likewise.
5828 * cfgexpand.c (expand_debug_expr): Likewise.
5829 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5830 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5831 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5832 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5833 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5834 (execute_update_addresses_taken): Do it.
5836 2016-05-20 Richard Biener <rguenther@suse.de>
5838 PR tree-optimization/71185
5839 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5840 register operations.
5842 2016-05-20 Richard Biener <rguenther@suse.de>
5844 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5845 gimple_seq_add_seq_without_update.
5846 (release_bb_predicate): Assert we have no operands to free.
5847 (if_convertible_loop_p_1): Calculate post dominators later.
5848 Do not free BB predicates here.
5849 (combine_blocks): Do not recompute BB predicates.
5850 (version_loop_for_if_conversion): Save BB predicates around
5853 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5855 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5856 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5857 code. Ignore sibcalls on EDGE_IGNORE edges.
5858 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5859 on edges for sibcalls that run without prologue. The rest of the
5860 function is combined from...
5861 (fix_fake_fallthrough_edge): ... this, and ...
5862 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5863 function argument, make it a local variable.
5865 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5867 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5868 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5869 for 32-bit mode and SEH for 64-bit.
5870 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5871 TARGET_64BIT_DEFAULT.
5873 2016-05-19 Ryan Burn <contact@rnburn.com>
5875 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5876 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5878 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5880 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5881 force pending loads from memory.
5883 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5885 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5886 (UNSPEC_DARN_32): New unspec constant.
5887 (UNSPEC_DARN_RAW): New unspec constant.
5888 (darn_32): New instruction.
5889 (darn_raw): New instruction.
5890 (darn): New instruction.
5891 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5892 support and documentation for this macro.
5893 (BU_P9_MISC_1): New macro definition.
5894 (BU_P9_64BIT_MISC_0): New macro definition.
5895 (BU_P9_MISC_0): New macro definition.
5896 (darn_32): New builtin definition.
5897 (darn_raw): New builtin definition.
5898 (darn): New builtin definition.
5899 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5900 RS6000_BUILTIN_0 directives to surround each occurrence of
5901 #include "rs6000-builtin.def".
5902 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5903 RS6000_BTM_64BIT flags to the returned mask, depending on
5905 (def_builtin): Correct an error in the assignments made to the
5906 debugging variable attr_string.
5907 (rs6000_expand_builtin): Add support for no-operand built-in
5909 (builtin_function_type): Remove fatal_error assertion that is no
5911 (rs6000_common_init_builtins): Add support for no-operand built-in
5913 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5915 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5917 (RS6000_BTM_64BIT): New macro definition.
5918 * doc/extend.texi: Document __builtin_darn (void),
5919 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5922 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5924 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5925 max_loop_iterations_int.
5927 2016-05-19 Marek Polacek <polacek@redhat.com>
5929 PR tree-optimization/71031
5930 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5931 condition and adjust the code a bit.
5933 2016-05-19 Martin Liska <mliska@suse.cz>
5935 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5936 auto_vec instead of vec.
5938 2016-05-19 Martin Liska <mliska@suse.cz>
5940 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5942 2016-05-19 Martin Liska <mliska@suse.cz>
5944 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5946 2016-05-19 Martin Liska <mliska@suse.cz>
5948 * ipa-pure-const.c (set_function_state): Remove an existing
5950 (remove_node_data): Do not free it as it's released
5951 in set_function_state.
5953 2016-05-19 Martin Liska <mliska@suse.cz>
5955 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5958 2016-05-19 Martin Liska <mliska@suse.cz>
5960 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5962 2016-05-19 Martin Liska <mliska@suse.cz>
5964 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5965 an auto_vec instead of re-creating it.
5967 2016-05-19 Martin Liska <mliska@suse.cz>
5969 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5970 auto_vec instead of vec.
5972 2016-05-19 Martin Liska <mliska@suse.cz>
5974 * lto-section-in.c (lto_get_section_data): Call
5975 lto_check_version with additional argument.
5976 * lto-streamer.c (lto_check_version): Add new argument.
5977 * lto-streamer.h (lto_check_version): Likewise.
5979 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5981 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5982 Don't add cost of inner memory when handling sign-extended loads.
5984 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5986 PR rtl-optimization/71148
5987 * cse.c (cse_main): Free dominance info.
5988 (rest_of_handle_cse): Don't free dominance info.
5989 (rest_of_handle_cse2): Likewise.
5990 (rest_of_handle_cse_after_global_opts): Likewise.
5992 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5995 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5996 NULL_TREE early if NEON is not available. Remove now redundant check
5997 in ARM_CHECK_BUILTIN_MODE.
5999 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
6002 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
6003 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
6004 * doc/cpp.texi: Document new macros.
6006 2016-05-19 Bin Cheng <bin.cheng@arm.com>
6008 PR tree-optimization/69848
6009 * tree-vect-loop.c (vectorizable_reduction): Don't factor
6010 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
6012 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6014 * function.c (thread_prologue_and_epilogue_insn): Move the
6015 "goto epilogue_done" one block later.
6017 2016-05-19 Richard Biener <rguenther@suse.de>
6019 PR tree-optimization/70729
6020 * passes.def: Move LIM pass before PRE. Remove no longer
6021 required copyprop and move first DCE out of the loop pipeline.
6023 2016-05-18 David Malcolm <dmalcolm@redhat.com>
6026 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
6027 (OBJS-libcommon-target): ...here.
6028 * opts-common.c: Include spellcheck.h.
6029 (cmdline_handle_error): Build a vec of valid options and use it
6030 to suggest provide hints for misspelled arguments.
6032 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6035 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
6036 lhs if it has TREE_ADDRESSABLE type.
6038 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
6041 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
6042 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
6044 2016-05-18 Martin Jambor <mjambor@suse.cz>
6047 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
6048 input for NOP_EXPR pass-through functions.
6049 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
6050 aggregate global constant VAR_DECLs in constant jump functions.
6052 2016-05-18 Martin Jambor <mjambor@suse.cz>
6055 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
6056 from TREE_READONLY parameters.
6058 2016-05-18 Martin Jambor <mjambor@suse.cz>
6061 * cgraph.h (cgraph_indirect_call_info): New field
6062 guaranteed_unmodified.
6063 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
6064 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6066 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
6067 pass the parameter value to ipa_find_agg_cst_for_param.
6068 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
6069 guaranteed_unmodified, store AA results there instead of bailing out
6071 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
6072 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
6073 (find_constructor_constant_at_offset): New function.
6074 (ipa_find_agg_cst_from_init): Likewise.
6075 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
6076 static initializers of contants, report back through a new paameter
6077 from_global_constant if that was the case.
6078 (try_make_edge_direct_simple_call): Also pass parameter value to
6079 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6081 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
6082 (ipa_read_indirect_edge_info): Likewise.
6083 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
6084 (ipa_load_from_parm_agg): Likewise.
6086 2016-05-18 Jiong Wang <jiong.wang@arm.com>
6088 PR rtl-optimization/71150
6089 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
6092 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6095 * config/rs6000/constraints.md (wE constraint): New constraint
6096 for a vector constant that can be loaded with XXSPLTIB.
6097 (wM constraint): New constraint for a vector constant of a 1's.
6098 (wS constraint): New constraint for a vector constant that can be
6099 loaded with XXSPLTIB and a vector sign extend instruction.
6100 * config/rs6000/predicates.md (xxspltib_constant_split): New
6101 predicates for wE/wS constraints.
6102 (xxspltib_constant_nosplit): Likewise.
6103 (easy_vector_constant): Add support for constants that can be
6104 loaded via XXSPLTIB.
6105 (all_ones_constant): New predicate for vector constant with all
6107 (splat_input_operand): Add support for ISA 3.0 word splat operations.
6108 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
6109 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
6110 instruction and possibly with a sign extension.
6111 (output_vec_const_move): Add support for XXSPLTIB. If we are
6112 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
6113 instead of XXLXOR/XXLORC.
6114 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
6116 (rs6000_legitimize_reload_address): Likewise.
6117 (rs6000_output_move_128bit): Use output_vec_const_move to emit
6119 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
6120 combine VSX_M and VSX_M2 into one iterator.
6122 (VSINT_84): New iterators for loading constants with XXSPLTIB.
6123 (VSINT_842): Likewise.
6124 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
6125 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
6126 XXSPLTIB instruction.
6127 (xxspltib_<mode>_nosplit): Likewise.
6128 (xxspltib_<mode>_split): New insn to load up constants with
6129 XXSPLTIB and a sign extend instruction.
6130 (vsx_mov<mode>): Replace single move that handled all vector types
6131 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
6132 moves (when -mvsx-timode is in effect) into the main vector
6133 moves. Eliminate separate moves for <VSr> <VSa>, where the
6134 preferred register class (<VSr>) is listed first, and the
6135 secondary register class (<VSa>) is listed second with a '?' to
6136 discourage use. Prefer loading 0/-1 in any VSX register for ISA
6137 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
6138 that if the register was involved in a slow operation, the
6139 clear/set operation does not wait for the slow operation to
6140 finish. Adjust the length attributes for 32-bit mode. Use
6141 rs6000_output_move_128bit and drop the use of the string
6142 instructions for 32-bit movti when -mvsx-timode is in effect. Use
6143 spacing so that the alternatives and attributes don't generate
6144 long lines, and put things in columns, so that it is easier to
6145 match up the operands and attributes with the insn alternatives.
6146 (vsx_mov<mode>_64bit): Likewise.
6147 (vsx_mov<mode>_32bit): Likewise.
6148 (vsx_movti_64bit): Fold movti into normal vector moves.
6149 (vsx_movti_32bit): Likewise.
6150 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
6152 (vsx_splat_v4si_internal): Likewise.
6153 (vsx_splat_v4sf_internal): Likewise.
6154 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
6155 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
6156 extend vector elements.
6157 (vsx_sign_extend_hi_<mode>): Likewise.
6158 (vsx_sign_extend_si_v2di): Likewise.
6159 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
6161 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
6162 constraints. Add trailing period to wL documentation.
6164 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
6167 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
6168 * tree-dfa.c (replace_abnormal_ssa_names): New function.
6169 * tree-call-cdce.c: Include tree-dfa.h.
6170 (can_guard_call_p): New function, extracted from...
6171 (can_use_internal_fn): ...here.
6172 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
6174 (shrink_wrap_one_built_in_call): Likewise.
6175 (use_internal_fn): Likewise.
6176 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
6177 and return void. Call replace_abnormal_ssa_names.
6178 (pass_call_cdce::execute): Check can_guard_call_p during the
6179 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
6180 will always change something.
6182 2016-05-18 Martin Jambor <mjambor@suse.cz>
6185 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
6186 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
6188 2016-05-18 Martin Jambor <mjambor@suse.cz>
6191 * ipa-inline.h (condition): New field size.
6192 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
6193 for comaprison and store it into the new condition.
6194 (evaluate_conditions_for_known_args): Use condition size to check
6195 access sizes for all but CHANGED conditions.
6196 (unmodified_parm_1): New parameter size_p, store access size into it.
6197 (unmodified_parm): Likewise.
6198 (unmodified_parm_or_parm_agg_item): Likewise.
6199 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
6200 (set_cond_stmt_execution_predicate): Extract access sizes and store
6202 (set_switch_stmt_execution_predicate): Likewise.
6203 (will_be_nonconstant_expr_predicate): Likewise.
6204 (will_be_nonconstant_predicate): Likewise.
6205 (inline_read_section): Stream condition size.
6206 (inline_write_summary): Likewise.
6208 2016-05-18 Richard Biener <rguenther@suse.de>
6210 * tree-ssa-loop-im.c (determine_max_movement): Properly add
6211 condition cost to PHI cost instead of total_cost.
6213 2016-05-18 Martin Liska <mliska@suse.cz>
6216 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
6219 2016-05-18 Richard Biener <rguenther@suse.de>
6221 * lto-streamer.h (LTO_major_version): Bump to 6.
6223 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6225 * function.c (make_split_prologue_seq, make_prologue_seq,
6226 make_epilogue_seq): New functions, factored out from...
6227 (thread_prologue_and_epilogue_insns): Here.
6229 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6231 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
6232 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
6233 of before. Add a comment.
6235 2016-05-18 Bin Cheng <bin.cheng@arm.com>
6237 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
6238 expression pointer, not pointer to the pointer.
6240 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6242 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
6243 (avx2_pbroadcast<mode>): Add another alternative with v instead
6244 of x constraints in it, using <pbroadcast_evex_isa> isa.
6245 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
6247 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
6248 constraint x instead of v in second alternative, add avx512bw
6251 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
6252 constraint x instead of v in second alternative, add avx512bw
6255 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
6256 constraint x instead of v in second alternative, add avx512bw
6259 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
6260 avx512bw alternative.
6262 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6264 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
6266 (define_insn "*andnottf3"): Ditto.
6267 (define_insn "*<code><mode>3"/any_logic): Ditto.
6268 (define_insn "*<code>tf3"/any_logic): Ditto.
6269 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
6270 operand to block AVX-512VL insn variant emit when it is not enabled.
6272 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6274 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
6275 constraint fot SF mode.
6277 2016-05-18 Petr Murzin <petr.murzin@intel.com>
6278 Kirill Yukhin <kirill.yukhin@intel.com>
6280 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
6282 (define_insn "rsqrt14<mode>"): Ditto.
6283 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
6284 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
6285 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
6286 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
6287 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
6289 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
6290 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
6291 * config/i386/i386.c (ix86_print_operand): Expand check for size
6292 override codes for Intel syntax.
6294 2016-05-18 Richard Biener <rguenther@suse.de>
6296 PR tree-optimization/71168
6297 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
6298 initialization earlier.
6300 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
6302 * config/aarch64/aarch64-simd.md
6303 (aarch64_reduc_plus_internal<mode>): Rename to...
6304 (reduc_plus_scal): ...This, and remove previous implementation.
6306 2016-05-18 Richard Biener <rguenther@suse.de>
6308 * passes.def: Put late dse and cd_dce in canonical order.
6310 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
6312 * ipa-inline-transform.c (preserve_function_body_p): Look for
6313 first non-thunk clone.
6314 (save_function_body): Save into first non-thunk.
6315 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
6317 (lto_output_node): Inline thunks don't need body in every
6319 * lto-streamer-in.c: Do not fixup thunk clones.
6320 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
6322 * tree-inline.c (copy_bb): Be prepared for target node to be new after
6325 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6328 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
6329 (reassociate_bb): Call transform_add_to_multiply.
6331 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6333 * config/aarch64/aarch64.c (all_extensions): Removed unused
6336 2016-05-17 Nathan Sidwell <nathan@acm.org>
6338 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
6339 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
6341 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
6343 PR tree-optimization/54579
6345 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
6347 2016-05-17 Marek Polacek <polacek@redhat.com>
6350 * tree-inline.c (expand_call_inline): Call
6351 maybe_remove_unused_call_args.
6353 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
6355 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
6356 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
6357 * doc/md.texi (fmin@var{m}3): Likewise.
6359 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6361 * match.pd (X & C): New transformation.
6363 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6365 * match.pd (~X & Y): New transformation.
6367 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6369 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
6370 information for new SSA_NAME.
6371 (simplify_conversion_using_ranges): Get range through get_range_info
6372 instead of get_value_range.
6374 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6376 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
6377 Remove inline assembly.
6378 (vmvn_s16): Likewise.
6379 (vmvn_s32): Likewise.
6380 (vmvn_u8): Likewise.
6381 (vmvn_u16): Likewise.
6382 (vmvn_u32): Likewise.
6383 (vmvnq_s8): Likewise.
6384 (vmvnq_s16): Likewise.
6385 (vmvnq_s32): Likewise.
6386 (vmvnq_u8): Likewise.
6387 (vmvnq_u16): Likewise.
6388 (vmvnq_u32): Likewise.
6389 (vmvn_p8): Likewise.
6390 (vmvnq_p16): Likewise.
6392 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6394 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
6396 (vmul_n_s16): Likewise.
6397 (vmul_n_s32): Likewise.
6398 (vmul_n_u16): Likewise.
6399 (vmul_n_u32): Likewise.
6400 (vmulq_n_f32): Likewise.
6401 (vmulq_n_f64): Likewise.
6402 (vmulq_n_s16): Likewise.
6403 (vmulq_n_s32): Likewise.
6404 (vmulq_n_u16): Likewise.
6405 (vmulq_n_u32): Likewise.
6407 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6409 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
6410 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
6412 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6414 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
6415 to *aarch64_fma4_elt_from_dup<mode>.
6416 (*aarch64_fnma4_elt_to_128df): Rename to
6417 *aarch64_fnma4_elt_from_dup<mode>.
6418 * config/aarch64/arm_neon.h (vfma_n_f64): New.
6419 (vfms_n_f32): Likewise.
6420 (vfms_n_f64): Likewise.
6421 (vfmsq_n_f32): Likewise.
6422 (vfmsq_n_f64): Likewise.
6424 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
6426 * wide-int.h: Change fixed_wide_int_storage from class to struct.
6428 2016-05-17 Richard Biener <rguenther@suse.de>
6430 PR tree-optimization/71132
6431 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
6432 Only add control dependences for blocks in the loop.
6433 (build_rdg): Adjust.
6434 (generate_code_for_partition): Return whether loop should
6435 be destroyed and delay that.
6436 (distribute_loop): Likewise.
6437 (pass_loop_distribution::execute): Record loops to be destroyed
6438 and perform delayed destroying of loops.
6440 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6443 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6445 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6447 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
6449 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
6452 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
6453 insertion point for instructions generated by validize_mem.
6455 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6457 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
6460 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6462 * config/aarch64/aarch64.c
6463 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6464 rather than a macro.
6466 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6468 * doc/invoke.texi (AArch64 Options): Various updates.
6470 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6472 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6473 into instrumentation thunks.
6474 * cif-code.def (CIF_CHKP): New.
6476 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6478 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6480 2016-05-16 Martin Jambor <mjambor@suse.cz>
6482 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6483 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6485 2016-05-16 Marek Polacek <polacek@redhat.com>
6487 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6490 2016-05-16 Martin Jambor <mjambor@suse.cz>
6493 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6494 the outlined kernel function.
6496 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6498 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6499 (ISA_HAS_DLSA): Ditto.
6501 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6503 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6505 2016-05-16 Nathan Sidwell <nathan@acm.org>
6507 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6508 (nvptx_name_replacement): Restore. Add comment.
6509 (write_fn_proto, write_fn_proto_from_insn,
6510 nvptx_output_call_insn): Restore
6511 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6513 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6515 * config/aarch64/aarch64.md
6516 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6517 (add<mode>3_compareC_imm): Likewise.
6518 (<optab>si3_uxtw): Split into register and immediate variants.
6519 (andsi3_compare0_uxtw): Likewise.
6520 (and<mode>3_compare0): Likewise.
6521 (and<mode>3nr_compare0): Likewise.
6522 (stack_protect_test_<mode>): Don't use %x for memory operands.
6524 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6526 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6528 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6530 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6531 Split integer shifts into shift_reg and bfm.
6532 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6533 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6534 (ror<mode>3_insn): Likewise.
6535 (<optab>si3_insn_uxtw): Likewise.
6536 (<optab><mode>3_insn): Change to rotate_imm.
6537 (extr<mode>5_insn_alt): Likewise.
6538 (extrsi5_insn_uxtw): Likewise.
6539 (extrsi5_insn_uxtw_alt): Likewise.
6541 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6543 * doc/tm.texi: Regenerate.
6544 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6545 (TARGET_INVALID_RETURN_TYPE): Remove.
6546 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6547 TARGET_INVALID_RETURN_TYPE.
6548 * target.def (invalid_parameter_type): Remove.
6549 (invalid_return_type): Remove.
6551 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6553 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6554 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6556 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6558 (preserve_function_body_p): No need to preserve function body
6559 * cif-codes.def (CIF_THUNK): Remove.
6560 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6562 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6564 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6566 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6568 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6571 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6573 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6574 (inline_small_functions): Do not look for function symbol when
6577 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6579 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6582 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6583 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6584 Jiong Wang <jiong.wang@arm.com>
6586 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6587 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6588 Define __ARM_FP16_ARGS when appropriate.
6589 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6591 (arm_invalid_return_type): Likewise.
6592 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6593 (TARGET_INVALID_RETURN_TYPE): Remove.
6594 (aapcs_vfp_sub_candidate): Allow HFmode.
6595 (aapcs_vfp_allocate): Add comment. Support HFmode.
6596 (aapcs_vfp_allocate_return_reg): Likewise.
6597 (struct aapcs_cp_arg_layout): Slightly reword comments for
6598 is_return_candidate and allocate_return_reg.
6599 (output_mov_vfp): Update assert.
6600 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6602 (arm_invalid_parameter_type): Remove.
6603 (amr_invalid_return_type): Remove.
6604 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6605 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6606 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6608 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6610 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6611 * config/aarch64/arch64-protos.h
6612 (aarch64_legitimize_reload_address): Remove.
6613 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6616 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6618 * configure.ac: Add ACX_NONCANONICAL_HOST.
6619 * configure: Regenerate.
6620 * Makefile.in: Set host_noncanonical.
6622 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6625 * config/i386/i386.md (*movtf_internal): Before register allocation,
6626 do not allow FP constants for CM_MEDIUM memory model, allow only
6627 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6628 (*movxf_internal): Ditto.
6629 (*movdf_internal): Ditto.
6630 (*movsf_internal): Ditto.
6632 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6634 PR rtl-optimization/67483
6635 * combine.c (make_compound_operation): Don't call extract_left_shift
6636 with negative shift amounts.
6638 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6641 * fold-const.c (fold_checksum_tree): Allow modification
6642 of TYPE_ALIAS_SET during folding.
6644 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6645 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6646 (ix86_split_to_parts): Likewise. Fix up formatting.
6648 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6650 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6651 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6654 2016-05-13 Nathan Sidwell <nathan@acm.org>
6656 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6657 (nvptx_name_replacement): Delete.
6658 (write_fn_proto, write_fn_proto_from_insn,
6659 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6660 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6661 * langhooks.c (add_builtin_funcction_common): Call
6662 targetm.mangle_decl_assembler_name.
6664 * config/nvptx/nvptx.c (write_fn_proto): Handle
6665 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6667 2016-05-13 Martin Liska <mliska@suse.cz>
6669 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6670 and PRIu64 in printf format.
6672 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6674 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6677 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6679 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6680 Change --param max-completely-peeled-times to
6681 --param max-completely-peel-times in dump file printing.
6683 2016-05-13 Richard Biener <rguenther@suse.de>
6685 PR tree-optimization/42587
6686 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6687 (find_bswap_or_nop_1): Likewise.
6688 (bswap_replace): Likewise.
6690 2016-05-13 Martin Liska <mliska@suse.cz>
6692 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6693 Initialize a variable with default value.
6695 2016-05-13 Martin Liska <mliska@suse.cz>
6697 * doc/invoke.texi: Enhance explanation of error recovery
6700 2016-05-13 Martin Liska <mliska@suse.cz>
6702 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6703 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6704 (iv_inv_expr_ent *).
6705 (struct iv_inv_expr_ent): Comment struct fields.
6706 (sort_iv_inv_expr_ent): New function.
6707 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6708 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6709 a hash_map between iv_inv_expr_ent and number of usages.
6710 (niter_for_exit): Fix coding style.
6711 (tree_ssa_iv_optimize_init): Use renamed variable.
6712 (determine_base_object): Fix coding style.
6713 (alloc_iv): Likewise.
6714 (find_interesting_uses_outside): Likewise.
6715 (add_candidate_1): Likewise.
6716 (add_standard_iv_candidates): Likewise.
6717 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6718 (prepare_decl_rtl): Fix coding style.
6719 (get_address_cost): Likewise.
6720 (get_shiftadd_cost): Likewise.
6721 (force_expr_to_var_cost): Likewise.
6722 (compare_aff_trees): Likewise.
6723 (get_expr_id): Restructure the function.
6724 (get_loop_invariant_expr_id): Renamed to
6725 get_loop_invariant_expr.
6726 (get_computation_cost_at): Replace usage of inv_expr_id with
6728 (get_computation_cost): Likewise.
6729 (determine_group_iv_cost_generic): Likewise.
6730 (determine_group_iv_cost_address): Likewise.
6731 (iv_period): Fix coding style.
6732 (iv_elimination_compare_lt): Likewise.
6733 (may_eliminate_iv): Likewise.
6734 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6736 (determine_group_iv_costs): Dump invariant expressions.
6737 (iv_ca_recount_cost): Use the newly added hash_map.
6738 (iv_ca_set_remove_invariants): Fix coding style.
6739 (iv_ca_set_add_invariants): Fix coding style.
6740 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6742 (iv_ca_set_cp): Likewise.
6743 (iv_ca_new): Initialize the newly added hash_map and remove
6744 initialization of fields.
6745 (iv_ca_free): Delete the hash_map.
6746 (iv_ca_dump): Dump invariant expressions.
6747 (iv_ca_extend): Fix coding style.
6748 (try_add_cand_for): Likewise.
6749 (create_new_ivs): Dump information about # of avg iterations and
6750 # of used invariant expressions.
6751 (rewrite_use_compare): Fix coding style.
6752 (free_loop_data): Set default value for max_inv_expr_id.
6754 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6756 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6757 returned value cse_cfg_altered computation.
6758 (rest_of_handle_cse2): Likewise.
6759 (rest_of_handle_cse_after_global_opts): Likewise.
6761 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6764 * config/arm/arm.c (arm32_output_mi_thunk): New.
6765 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6766 to split Thumb1 vs TARGET_32BIT functionality.
6767 (arm_thumb1_mi_thunk): New.
6769 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6771 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6774 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6777 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6779 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6781 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6782 (expand_builtin_trap): Emit a regular call.
6783 (set_builtin_user_assembler_name): Remove obsolete cases.
6784 * dse.c (scan_insn): Adjust.
6785 * except.c: Include calls.h.
6786 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6787 emit a regular call to setjmp.
6788 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6789 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6790 (emit_block_move_via_libcall): Delete.
6791 (block_move_fn): Delete.
6792 (init_block_move_fn): Likewise.
6793 (emit_block_move_libcall_fn): Likewise.
6794 (emit_block_op_via_libcall): New function.
6795 (set_storage_via_libcall): Tidy up and use memset builtin.
6796 (block_clear_fn): Delete.
6797 (init_block_clear_fn): Likewise.
6798 (clear_storage_libcall_fn): Likewise.
6799 (expand_assignment): Call emit_block_move_via_libcall.
6800 Do not include gt-expr.h.
6801 * expr.h (emit_block_op_via_libcall): Declare.
6802 (emit_block_copy_via_libcall): New inline function.
6803 (emit_block_move_via_libcall): Likewise.
6804 (emit_block_comp_via_libcall): Likewise.
6805 (block_clear_fn): Delete.
6806 (init_block_move_fn): Likewise.
6807 (init_block_clear_fn): Likewise.
6808 (emit_block_move_via_libcall): Likewise.
6809 (set_storage_via_libcall): Add default parameter value.
6810 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6811 (abort_libfunc): Delete.
6812 (memcpy_libfunc): Likewise.
6813 (memmove_libfunc): Likewise.
6814 (memcmp_libfunc): Likewise.
6815 (memset_libfunc): Likewise.
6816 (setbits_libfunc): Likewise.
6817 (setjmp_libfunc): Likewise.
6818 (longjmp_libfunc): Likewise.
6819 (profile_function_entry_libfunc): Likewise.
6820 (profile_function_exit_libfunc): Likewise.
6821 (gcov_flush_libfunc): Likewise.
6822 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6823 and DECL_VISIBILITY on the declaration.
6824 (init_optabs): Do not initialize obsolete libfuncs.
6825 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6826 * tree-core.h (ECF_RET1): Define.
6827 (ECF_TM_PURE): Adjust.
6828 (ECF_TM_BUILTIN): Likewise.
6829 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6830 (build_common_builtin_nodes): Initialize abort builtin.
6831 Add ECF_RET1 on memcpy, memmove and memset builtins.
6832 Pass final flags for alloca and alloca_with_align builtins.
6833 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6835 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6836 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6837 set_storage_via_libcall and call emit_block_copy_via_libcall.
6839 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6841 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6842 DImode before it is passed to ix86_output_call_operand.
6843 (*call_value_got_x32): Ditto for operand 1.
6845 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6847 PR rtl-optimization/70904
6848 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6849 reload for wide mode.
6851 2016-05-12 Marek Polacek <polacek@redhat.com>
6854 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6855 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6856 * langhooks.h (incomplete_type_error): Likewise.
6857 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6858 parameter, pass it down to incomplete_type_error.
6859 * tree.h (size_in_bytes): New inline overload.
6860 (size_in_bytes_loc): Renamed from size_in_bytes.
6862 2016-05-12 Richard Biener <rguenther@suse.de>
6864 PR tree-optimization/71059
6865 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6866 nary before looking up or entering the expression into the VN
6868 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6869 Make sure to re-use NARYs without result as inserted by
6872 2016-05-12 Richard Biener <rguenther@suse.de>
6874 PR tree-optimization/71062
6875 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6877 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6878 vars_contains_restrict if the var is a restrict tag.
6879 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6880 do not disambiguate pointers against it.
6881 (dump_points_to_solution): Re-structure and adjust for new
6882 vars_contains_restrict flag.
6883 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6885 2016-05-12 Martin Liska <mliska@suse.cz>
6887 * doc/invoke.texi: Explain connection between
6888 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6890 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6892 PR tree-optimization/71006
6893 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6894 consider COND_EXPR as a mask producer.
6896 2016-05-12 Marek Polacek <polacek@redhat.com>
6899 * opts.c (common_handle_option): Detect missing argument for --help^.
6901 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6904 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6905 when popping the PC and within an interrupt handler routine.
6906 Add missing tab to output of "ldmfd".
6907 (output_return_instruction): Output LDMFD with SP update rather
6908 than POP when returning from interrupt handler.
6910 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6912 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6913 TARGET_64BIT && TARGET_AVX512DQ.
6914 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6915 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6916 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6917 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6918 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6919 (*vec_extractv4si_zext): Add avx512dq alternative.
6920 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6921 use v instead of x constraint in other alternatives where possible.
6923 * config/i386/sse.md (sse2_loadld): Use v instead of x
6924 constraint in alternatives 0,1,4.
6926 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6927 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6928 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6931 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6932 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6933 is not emitted unless TARGET_AVX512BW.
6934 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6935 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6936 for the result operand.
6938 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6939 constraint instead of x in avx alternatives. Use maybe_evex instead
6942 * config/i386/constraints.md (Yv): New constraint.
6943 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6944 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6945 * config/i386/i386.md (avx512fvecmode): New mode attr.
6946 (*pushtf): Use v constraint instead of x.
6947 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6948 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6949 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6950 (*absnegtf2_sse): Likewise.
6951 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6952 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6953 avx512f alternatives.
6954 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6956 2016-05-12 Richard Biener <rguenther@suse.de>
6958 PR tree-optimization/71060
6959 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6960 require exact match of DR_BASE_OBJECT but only matching address and
6963 2016-05-12 Richard Biener <rguenther@suse.de>
6965 PR tree-optimization/70986
6966 * cfganal.c: Include cfgloop.h.
6967 (dfs_find_deadend): Prefer to take edges exiting loops.
6969 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6971 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6972 compile and run time.
6974 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6977 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6979 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6981 * config/i386/i386.c (legitimize_pic_address): Use
6982 copy_to_suggested_reg instead of gen_movsi.
6984 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6986 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6987 the code into quad_address_p and call it to share code with
6988 vsx_quad_dform_memory_operand.
6989 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6991 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6992 bit instead of being a separate word. Split -mpower9-dform into
6993 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6994 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6995 for the register class supporting 128-bit quad word memory offsets.
6996 (mode_supports_vsx_dform_quad): Helper function to return if the
6997 register class uses quad word memory offsets.
6998 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6999 (rs6000_debug_reg_global): Always print if we are using LRA or not.
7000 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
7001 instructions are enabled, set up the appropriate addr_masks for
7003 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
7004 -mpower9-dform-scalar, instead of -mpower9-dform.
7005 (rs6000_option_override_internal): Split -mpower9-dform into two
7006 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
7007 -mpower9-dform switch sets or clears both. If we are not using
7008 the LRA register allocator, do not enable -mpower9-dform-vector by
7009 default. If we are using LRA, enable -mpower9-dform-vector and
7010 -mvsx-timode if it is appropriate. Issue a warning if either
7011 -mpower9-dform-vector or -mvsx-timode are explicitly used without
7013 (quad_address_offset_p): New helper function to return if the
7014 offset is legal for quad word memory instructions.
7015 (quad_address_p): New function to determin if GPR or vector
7016 register quad word memory addresses are legal.
7017 (mem_operand_gpr): Validate quad word address offsets.
7018 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
7019 d-form (register + offset) instructions.
7020 (offsettable_ok_by_alignment): Likewise.
7021 (rs6000_legitimate_offset_address_p): Likewise.
7022 (legitimate_lo_sum_address_p): Likewise.
7023 (rs6000_legitimize_address): Likewise.
7024 (rs6000_legitimize_reload_address): Add more debug statements for
7026 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
7027 d-form instructions.
7028 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
7029 d-form instructions. Distinguish different cases in debug
7030 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
7031 d-form instructions.
7032 (rs6000_preferred_reload_class): Likewise.
7033 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
7034 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
7035 of the ISA 2.06 indexed memory instructions.
7036 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
7037 use them to save/restore the saved vector registers instead of
7038 using Altivec instructions.
7039 (rs6000_emit_epilogue): Likewise.
7040 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
7041 (rs6000_opt_masks): Split -mpower9-dform into
7042 -mpower9-dform-scalar and -mpower9-dform-vector.
7043 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
7045 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
7046 ISA 3.0 vector indexed memory instructions, and fold the code into
7047 the normal mov<mode> patterns.
7048 (p9_vecstore_<mode>): Likewise.
7049 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
7051 (vsx_movti_64bit): Likewise.
7052 (vsx_movti_32bit): Likewise.
7053 * config/rs6000/constraints.md (wO constraint): New constraint for
7054 ISA 3.0 vector d-form support.
7055 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
7056 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
7057 include -mpower9-dform-vector until we switch over to LRA.
7058 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
7059 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7060 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
7061 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
7062 for -mpower9-dform and -mlra.
7063 * doc/md.texi (wO constraint): Document wO constraint.
7065 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
7067 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
7068 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
7069 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
7070 Move handling of non-insn arguments inline into the sole user:
7071 (output_trans_func): ...here.
7072 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
7073 in emitted function prototype.
7074 (output_internal_insn_latency_func): Ditto. Simplify.
7075 (output_internal_maximal_insn_latency_func): Ditto. Delete
7076 always-unused argument.
7077 (output_insn_latency_func): Ditto.
7078 (output_maximal_insn_latency_func): Ditto.
7080 2016-05-11 Richard Biener <rguenther@suse.de>
7082 PR tree-optimization/71055
7083 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
7084 sth with precision not equal to access size verify we don't chop
7087 2016-05-11 Richard Biener <rguenther@suse.de>
7090 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
7091 (dwarf2out_finish): Move retry_incomplete_types call ...
7092 (dwarf2out_early_finish): ... here.
7094 2016-05-11 Richard Biener <rguenther@suse.de>
7097 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
7098 if the langhook insists on it.
7099 * fold-const.c (make_bit_field_ref): Add arg for the original
7100 reference and preserve its alias-set.
7101 (decode_field_reference): Take exp by reference and adjust it
7102 to the original memory reference.
7103 (optimize_bit_field_compare): Adjust callers.
7104 (fold_truth_andor_1): Likewise.
7105 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
7107 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
7110 * cfgrtl.h (delete_insn_and_edges): Now return bool.
7111 * cfgrtl.c (delete_insn_and_edges): Likewise.
7112 * config/i386/i386.c (convert_scalars_to_vector): Remove
7114 * cse.c (cse_insn): Compute cse_cfg_altered.
7115 (delete_trivially_dead_insns): Likewise.
7116 (cse_cc_succs): Likewise.
7117 (rest_of_handle_cse): Free dominance info if required.
7118 (rest_of_handle_cse2): Likewise.
7119 (rest_of_handle_cse_after_global_opts): Likewise.
7121 2016-05-11 Alan Modra <amodra@gmail.com>
7123 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
7124 abi_v4_pass_in_fpr): New functions.
7125 (rs6000_function_arg_boundary): Exclude complex IBM long double
7126 from 64-bit alignment when ABI_V4.
7127 (rs6000_function_arg, rs6000_function_arg_advance_1,
7128 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
7130 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
7132 PR rtl-optimization/71028
7133 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
7134 jump with just a return in the fallthrough block if the branch
7135 block contains just a return as well.
7137 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
7139 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
7140 * match.pd ((X & Y) ^ Y): ... this.
7141 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
7142 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
7144 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7146 * read-md.c (require_char_ws): New function.
7147 (read_string): Simplify using require_char_ws.
7148 (handle_constants): Likewise.
7149 (handle_enum): Likewise.
7150 (handle_file): Likewise.
7151 * read-md.h (require_char_ws): New declaration.
7152 * read-rtl.c (read_conditions): Simplify using require_char_ws.
7153 (read_mapping): Likewise.
7154 (read_rtx_code): Likewise.
7155 (read_nested_rtx): Likewise.
7157 2016-05-10 James Norris <jnorris@codesourcery.com>
7159 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
7160 if offloading is enabled and -fopenacc or -fopenmp is specified.
7161 (CRTOFFLOADEND): Likewise.
7162 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
7163 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
7165 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
7167 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
7168 gotoff_operand code paths. Use copy_to_suggested_regs and
7169 expand_simple_binop where appropriate. Cleanup.
7171 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7174 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
7176 (dimode_scalar_chain::vector_const_cost): New.
7177 (dimode_scalar_chain::compute_convert_gain): Handle constants.
7178 (dimode_scalar_chain::convert_op): Likewise.
7179 (dimode_scalar_chain::convert_insn): Likewise.
7181 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7183 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
7184 unary operation, not a binary one.
7186 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7189 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
7190 calls with type casted fndecl.
7192 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7194 PR tree-optimization/70786
7195 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
7196 * calls.c (initialize_argument_information): Bind bounds
7197 with corresponding args passed by reference.
7199 2016-05-10 Jakub Jelinek <jakub@redhat.com>
7202 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
7203 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
7204 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
7207 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7210 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
7211 code for a zero scale factor.
7212 (vsx_xvcvdpuxds_scale): Likewise.
7214 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7216 * diagnostic-show-locus.c (layout::layout): Call show_ruler
7217 if show_ruler_p was set on the context.
7218 (layout::show_ruler): New method.
7219 * diagnostic.h (struct diagnostic_context): Add field
7222 2016-05-10 Richard Biener <rguenther@suse.de>
7224 PR tree-optimization/71039
7225 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
7226 (chk_uses): New function.
7227 (propagate_with_phi): Verify we can safely replicate the lhs of an
7228 aggregate assignment on all incoming edges.
7230 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
7232 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
7234 (rx_atomic_sequence): New class.
7235 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
7236 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
7238 (rx_atomic_sequence::rx_atomic_sequence,
7239 rx_atomic_sequence::~rx_atomic_sequence): New functions.
7240 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
7241 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
7242 CTRLREG_INTB): New constants.
7243 (FETCHOP): New code iterator.
7244 (fethcop_name, fetchop_name2): New iterator code attributes.
7245 (QIHI): New mode iterator.
7246 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
7247 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
7248 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
7250 2016-05-10 Martin Liska <mliska@suse.cz>
7252 * tree-inline.c (remap_dependence_clique): Do not remap
7253 debugging statements.
7255 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7257 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
7258 ("*fixuns_truncdfdi2_z13")
7259 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
7260 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
7261 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
7263 2016-05-10 Richard Biener <rguenther@suse.de>
7265 PR tree-optimization/70497
7266 PR tree-optimization/28367
7267 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
7269 (visit_reference_op_load): ... here.
7270 (vn_reference_lookup_3): Use it to handle subreg-like accesses
7271 with simplified BIT_FIELD_REFs.
7272 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
7273 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
7276 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7278 * dwarf2out.c (add_abstract_origin_attribute): Adjust
7279 documentation comment. For BLOCK nodes, add a
7280 DW_AT_abstract_origin attribute that points to the DIE generated
7281 for the origin BLOCK.
7282 (gen_lexical_block_die): Call add_abstract_origin_attribute for
7283 blocks from inlined functions.
7285 2016-05-10 Alan Modra <amodra@gmail.com>
7288 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
7289 regrename modifying insns saving lr before __morestack call.
7290 * config/rs6000/rs6000.md (split_stack_return): Similarly for
7291 insns restoring lr after __morestack call.
7293 2016-05-09 Jakub Jelinek <jakub@redhat.com>
7295 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
7296 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
7298 * config/i386/sse.md (vec_interleave_high<mode>,
7299 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
7300 <avx512>_vpermt2var<mode>3_maskz): Likewise.
7302 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7304 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
7305 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
7306 parallel reassociation for power8 and forward.
7308 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
7310 * config/i386/i386.md (absneg splitters with general regs): Use
7311 general_reg_operand predicate.
7312 (btsq peephole2): Use x86_64_immediate_operand to check if new
7313 value is suitable for immediate operand. Generate emitted insn
7314 using RTL expressions.
7315 (btcq peephole2): Ditto.
7316 (btrq peephole2): Ditto. Generate correct immediate operand
7319 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7321 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
7324 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7326 * tree-affine.c (wide_int_constant_multiple_p): Add missing
7327 pointer dereference.
7329 2016-05-09 Richard Biener <rguenther@suse.de>
7331 PR tree-optimization/70985
7332 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
7333 op0 isn't a gimple register.
7335 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
7337 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
7338 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
7339 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
7340 (i6400_fpu_mult): New cpu units.
7341 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
7342 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
7343 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
7344 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
7345 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
7346 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
7347 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
7348 (i6400_msa_long_float4, i6400_msa_long_float5)
7349 (i6400_msa_long_float8, i6400_msa_fdiv_df)
7350 (i6400_msa_fdiv_sf): New reservations.
7351 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
7352 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
7353 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
7354 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
7355 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
7356 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
7357 (msa_short_cmp, msa_short_float2, msa_short_logic3)
7358 (msa_short_store4, msa_long_load, msa_short_store)
7359 (msa_long_logic, msa_long_float2, msa_long_float4)
7360 (msa_long_float5, msa_long_float8, msa_long_mult)
7361 (msa_long_fdiv, msa_long_div): New reservations.
7363 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
7364 Sameera Deshpande <sameera.deshpande@imgtec.com>
7365 Matthew Fortune <matthew.fortune@imgtec.com>
7366 Graham Stott <graham.stott@imgtec.com>
7367 Chao-ying Fu <chao-ying.fu@imgtec.com>
7369 * config.gcc: Add MSA header file for mips*-*-* target.
7370 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
7371 (Ubv8i, Urv8): New constraints.
7372 * config/mips/mips-ftypes.def: Add function types for MSA
7374 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
7375 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
7376 * config/mips/mips-msa.md: New file.
7377 * config/mips/mips-protos.h
7378 (mips_split_128bit_const_insns): New prototype.
7379 (mips_msa_idiv_insns): Likewise.
7380 (mips_split_128bit_move): Likewise.
7381 (mips_split_128bit_move_p): Likewise.
7382 (mips_split_msa_copy_d): Likewise.
7383 (mips_split_msa_insert_d): Likewise.
7384 (mips_split_msa_fill_d): Likewise.
7385 (mips_expand_msa_branch): Likewise.
7386 (mips_const_vector_same_val_p): Likewise.
7387 (mips_const_vector_same_bytes_p): Likewise.
7388 (mips_const_vector_same_int_p): Likewise.
7389 (mips_const_vector_shuffle_set_p): Likewise.
7390 (mips_const_vector_bitimm_set_p): Likewise.
7391 (mips_const_vector_bitimm_clr_p): Likewise.
7392 (mips_msa_vec_parallel_const_half): Likewise.
7393 (mips_msa_output_division): Likewise.
7394 (mips_ldst_scaled_shift): Likewise.
7395 (mips_expand_vec_cond_expr): Likewise.
7396 * config/mips/mips.c (enum mips_builtin_type): Add
7397 MIPS_BUILTIN_MSA_TEST_BRANCH.
7398 (mips_gen_const_int_vector_shuffle): New prototype.
7399 (mips_const_vector_bitimm_set_p): New function.
7400 (mips_const_vector_bitimm_clr_p): Likewise.
7401 (mips_const_vector_same_val_p): Likewise.
7402 (mips_const_vector_same_bytes_p): Likewise.
7403 (mips_const_vector_same_int_p): Likewise.
7404 (mips_const_vector_shuffle_set_p): Likewise.
7405 (mips_symbol_insns): Forbid loading symbols via immediate for
7407 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
7409 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
7411 (mips_lx_address_p): Add support load indexed address for MSA.
7412 (mips_address_insns): Add calculation of instructions needed for
7413 stores and loads for MSA.
7414 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
7415 CONST_VECTOR for MSA and let it fall through.
7416 (mips_ldst_scaled_shift): New function.
7417 (mips_subword_at_byte): Likewise.
7418 (mips_msa_idiv_insns): Likewise.
7419 (mips_legitimize_move): Validate MSA moves.
7420 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
7421 calculation of costs for MSA division.
7422 (mips_split_move_p): Check if MSA moves need splitting.
7423 (mips_split_move): Split MSA moves if necessary.
7424 (mips_split_128bit_move_p): New function.
7425 (mips_split_128bit_move): Likewise.
7426 (mips_split_msa_copy_d): Likewise.
7427 (mips_split_msa_insert_d): Likewise.
7428 (mips_split_msa_fill_d): Likewise.
7429 (mips_output_move): Handle MSA moves.
7430 (mips_expand_msa_branch): New function.
7431 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
7432 Reinstate 'y' modifier.
7433 (mips_file_start): Add MSA .gnu_attribute.
7434 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
7436 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
7437 (mips_class_max_nregs): Add register size for MSA supported mode.
7438 (mips_cannot_change_mode_class): Allow conversion between MSA
7439 vector modes and TImode.
7440 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
7442 (mips_secondary_reload_class): Force MSA loads/stores via memory.
7443 (mips_preferred_simd_mode): Add preffered modes for MSA.
7444 (mips_vector_mode_supported_p): Add MSA supported modes.
7445 (mips_autovectorize_vector_sizes): New function.
7446 (mips_msa_output_division): Likewise.
7447 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
7448 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
7449 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
7450 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
7451 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
7452 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
7453 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
7454 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
7455 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
7456 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
7457 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
7458 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
7459 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
7460 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
7461 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
7462 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
7463 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7464 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7465 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7466 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7467 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7468 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7469 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7470 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7471 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7472 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7473 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7474 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7475 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7476 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7477 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7478 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7479 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7480 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7481 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7482 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7483 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7484 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7485 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7486 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7487 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7488 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7489 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7490 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7491 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7492 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7493 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7494 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7495 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7496 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7497 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7498 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7499 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7500 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7501 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7502 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7503 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7504 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7505 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7506 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7507 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7508 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7509 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7510 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7511 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7512 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7513 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7514 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7515 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7516 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7517 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7518 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7519 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7520 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7521 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7522 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7523 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7524 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7525 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7526 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7527 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7528 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7529 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7530 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7531 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7532 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7533 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7534 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7535 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7536 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7537 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7538 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7539 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7540 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7541 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7542 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7543 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7544 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7545 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7546 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7547 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7548 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7549 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7550 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7551 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7552 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7553 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7554 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7555 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7556 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7557 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7558 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7559 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7560 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7561 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7562 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7563 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7564 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7565 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7566 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7567 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7568 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7569 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7570 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7571 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7572 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7573 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7574 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7575 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7576 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7577 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7578 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7579 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7580 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7581 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7582 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7583 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7584 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7585 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7586 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7587 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7588 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7589 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7590 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7591 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7592 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7593 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7594 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7595 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7596 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7597 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7599 (mips_get_builtin_decl_index): New array.
7600 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7601 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7602 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7603 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7604 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7606 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7608 (mips_expand_builtin_insn): Prepare operands for
7609 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7610 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7611 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7612 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7613 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7614 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7615 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7616 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7617 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7618 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7619 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7620 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7621 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7622 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7623 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7624 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7625 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7626 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7627 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7628 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7629 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7630 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7631 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7632 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7633 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7634 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7635 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7636 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7637 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7638 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7639 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7640 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7641 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7642 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7643 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7644 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7645 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7646 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7647 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7648 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7649 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7650 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7651 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7652 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7653 These are set implicitly and an error is reported if overridden.
7654 (mips_expand_builtin_msa_test_branch): New function.
7655 (mips_expand_msa_shuffle): Likewise.
7656 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7657 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7658 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7659 (mips_expand_vec_unpack): Add support for MSA.
7660 (mips_expand_vector_init): Likewise.
7661 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7662 instead of const0_rtx.
7663 (mips_msa_vec_parallel_const_half): New function.
7664 (mips_gen_const_int_vector): Likewise.
7665 (mips_gen_const_int_vector_shuffle): Likewise.
7666 (mips_expand_msa_cmp): Likewise.
7667 (mips_expand_vec_cond_expr): Likewise.
7668 * config/mips/mips.h
7669 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7670 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7672 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7673 (ISA_HAS_MSA): New macro.
7674 (UNITS_PER_MSA_REG): Likewise.
7675 (BITS_PER_MSA_REG): Likewise.
7676 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7677 (MSA_REG_FIRST): New macro.
7678 (MSA_REG_LAST): Likewise.
7679 (MSA_REG_NUM): Likewise.
7680 (MSA_REG_P): Likewise.
7681 (MSA_REG_RTX_P): Likewise.
7682 (MSA_SUPPORTED_MODE_P): Likewise.
7683 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7684 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7685 * config/mips/mips.md: Include mips-msa.md.
7686 (alu_type): Add simd_add.
7687 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7688 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7689 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7690 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7691 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7692 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7693 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7694 simd_move, simd_load, simd_store. Choose "multi" for moves
7696 (qword_mode): New attribute.
7697 (insn_count): Add instruction count for quad moves.
7698 Increase the count for MIPS SIMD division.
7699 (UNITMODE): Add UNITMODEs for vector types.
7700 (addsub): New code iterator.
7701 * config/mips/mips.opt (mmsa): New option.
7702 * config/mips/msa.h: New file.
7703 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7705 * config/mips/mti-linux.h: Likewise.
7706 * config/mips/predicates.md
7707 (const_msa_branch_operand): New constraint.
7708 (const_uimm3_operand): Likewise.
7709 (const_uimm4_operand): Likewise.
7710 (const_uimm5_operand): Likewise.
7711 (const_uimm8_operand): Likewise.
7712 (const_imm5_operand): Likewise.
7713 (aq10b_operand): Likewise.
7714 (aq10h_operand): Likewise.
7715 (aq10w_operand): Likewise.
7716 (aq10d_operand): Likewise.
7717 (const_m1_operand): Likewise.
7718 (reg_or_m1_operand): Likewise.
7719 (const_exp_2_operand): Likewise.
7720 (const_exp_4_operand): Likewise.
7721 (const_exp_8_operand): Likewise.
7722 (const_exp_16_operand): Likewise.
7723 (const_vector_same_val_operand): Likewise.
7724 (const_vector_same_simm5_operand): Likewise.
7725 (const_vector_same_uimm5_operand): Likewise.
7726 (const_vector_same_uimm6_operand): Likewise.
7727 (const_vector_same_uimm8_operand): Likewise.
7728 (par_const_vector_shf_set_operand): Likewise.
7729 (reg_or_vector_same_val_operand): Likewise.
7730 (reg_or_vector_same_simm5_operand): Likewise.
7731 (reg_or_vector_same_uimm6_operand): Likewise.
7732 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7734 * doc/invoke.texi (-mmsa): Document new option.
7736 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7738 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7739 * configure: Regenerate.
7740 * config.in: Regenerate.
7741 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7743 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7744 (ENDFILE_VTV_SPEC): Define.
7746 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7748 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7749 registers in all interrupt handlers if necessary.
7750 (rl78_option_override): Add warning.
7751 (MUST_SAVE_MDUC_REGISTERS): New macro.
7752 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7753 * config/rl78/rl78.c (check_mduc_usage): New function.
7754 (mduc_regs): New structure to hold MDUC register data.
7755 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7756 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7757 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7758 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7759 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7760 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7762 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7764 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7765 (tree-ssa-loop-niter.h): Ditto.
7766 (idx_within_array_bound, ref_within_array_bound): New functions.
7767 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7768 Factor out check on writable base object to ...
7769 (base_object_writable): ... here.
7771 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7773 * config/arm/arm.md (probe_stack): Add modes to set source
7776 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7778 * regrename.c (base_reg_class_for_rename): New static function.
7779 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7781 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7783 * cgraph.c (thunk_adjust): Export.
7784 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7785 * cgraphunit.c (thunk_adjust): Export.
7786 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7788 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7790 * tree-inline.c (expand_call_inline): Expand thunks inline.
7792 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7795 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7796 (*sse2_vd_cvtss2sd): Ditto.
7797 * config/i386/i386.md
7798 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7799 Generate *sse2_vd_cvtsd2ss pattern.
7800 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7801 Generate *sse2_vd_cvtss2sd pattern.
7803 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7805 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7806 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7809 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7811 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7812 * config/sh/sh.c: Define and declare variables on first use throughout
7814 (current_function_interrupt): Change to bool type.
7815 (frame_insn): Rename to emit_frame_insn and update users.
7816 (push_regs): Use bool for 'interrupt_handler' argument.
7817 (save_schedule_s): Remove.
7818 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7819 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7820 targetm.asm_out.unaligned_op.di.
7821 (gen_far_branch): Remove redundant forward declaration.
7822 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7823 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7824 (sh_set_return_address, sh_function_ok_for_sibcall,
7825 scavenge_reg): Update comments.
7826 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7827 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7828 (sh_attr_renesas_p): Remove unnecessary parentheses.
7829 (branch_dest): Simplify.
7830 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7831 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7832 (CUMULATIVE_ARGS): Change macro to typedef.
7833 (current_function_interrupt): Change to bool type.
7834 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7835 Surround with __cplusplus ifdef.
7836 (sh_compare_op0, sh_compare_op1): Remove.
7837 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7839 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7841 * config/arm/arm.md: (arch): Add neon.
7842 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7843 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7844 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7845 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7846 attributes for alt renumbering. Mark alt 3 as non-predicable.
7847 (thumb2_movdf_vfp): Likewise.
7849 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7851 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7852 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7853 (*andqi_1): Add preferred_for_speed attribute to disparage
7854 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7855 (*<code>qi_1): Ditto.
7856 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7857 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7858 (*ashlqi3_1): Ditto.
7859 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7860 Add preferred_for_size attribute to disparage alternative 0 and
7861 preferred_for_speed attribute to disparage alternative 1 for
7862 TARGET_PARTIAL_REG_STALL targets.
7864 2016-05-07 Tom de Vries <tom@codesourcery.com>
7866 PR tree-optimization/70956
7867 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7870 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7872 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7873 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7874 * config/sh/sh.md (branch_zero): Remove define_attr.
7875 (define_delay): Disable delay slot if branch distance is one insn.
7877 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7879 * config/i386/i386.md (LEAMODE): New mode attribute.
7880 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7881 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7882 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7883 operand 2 predicate.
7884 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7885 (*lea<mode>_general_3): Ditto.
7886 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7888 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7890 * genmddump.c (main): Convert argv from char ** to const char **.
7892 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7894 * coretypes.h (OVERRIDE): New macro.
7897 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7899 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7900 allow coalescing if the types are compatible.
7902 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7904 * pass_manager.h (pass_manager::register_pass_name): New method.
7905 (pass_manager::get_pass_by_name): New method.
7906 (pass_manager::create_pass_tab): New method.
7907 (pass_manager::m_name_to_pass_map): New field.
7908 * passes.c (name_to_pass_map): Delete global in favor of field
7909 "m_name_to_pass_map" of pass_manager.
7910 (register_pass_name): Rename from a function to...
7911 (pass_manager::register_pass_name): ...this method, updating
7912 for renaming of global "name_to_pass_map" to field
7913 "m_name_to_pass_map".
7914 (create_pass_tab): Rename from a function to...
7915 (pass_manager::create_pass_tab): ...this method, updating
7916 for renaming of global "name_to_pass_map" to field.
7917 (get_pass_by_name): Rename from a function to...
7918 (pass_manager::get_pass_by_name): ...this method.
7919 (enable_disable_pass): Convert use of get_pass_by_name to
7920 a method call, locating the pass_manager singleton.
7922 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7924 * genattr-common.c (main): Convert argv from char ** to const char **.
7925 * genattr.c (main): Likewise.
7926 * genattrtab.c (main): Likewise.
7927 * genautomata.c (initiate_automaton_gen): Likewise.
7929 * gencodes.c (main): Likewise.
7930 * genconditions.c (main): Likewise.
7931 * genconfig.c (main): Likewise.
7932 * genconstants.c (main): Likewise.
7933 * genemit.c (main): Likewise.
7934 * genenums.c (main): Likewise.
7935 * genextract.c (main): Likewise.
7936 * genflags.c (main): Likewise.
7937 * genmddeps.c (main): Likewise.
7938 * genopinit.c (main): Likewise.
7939 * genoutput.c (main): Likewise.
7940 * genpeep.c (main): Likewise.
7941 * genpreds.c (main): Likewise.
7942 * genrecog.c (main): Likewise.
7943 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7944 (init_rtx_reader_args): Likewise.
7945 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7946 (init_rtx_reader_args): Likewise.
7947 * gentarget-def.c (main): Likewise.
7948 * read-md.c (read_md_files): Likewise.
7949 * read-md.h (read_md_files): Likewise.
7951 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7953 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7954 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7955 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7956 Remove unused predicate.
7957 (register_and_not_fp_reg_operand): Ditto.
7959 2016-05-06 Martin Liska <mliska@suse.cz>
7961 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7962 instead of vec as the vector is local to the function.
7964 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7966 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7967 avx512bw alternative.
7969 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7970 before the ashr<mode>3 pattern.
7972 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7973 v instead of x in vex or maybe_vex alternatives, use
7974 maybe_evex instead of vex in prefix.
7976 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7977 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7978 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7979 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7982 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7983 v instead of x in vex or maybe_vex alternatives, use
7984 maybe_evex instead of vex in prefix.
7986 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7987 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7988 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7989 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7990 alternatives, use maybe_evex instead of vex in prefix.
7992 * config/i386/sse.md (vec_interleave_lowv4sf,
7993 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7994 v instead of x in vex or maybe_vex alternatives, use
7995 maybe_evex instead of vex in prefix.
7997 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7998 v instead of x in vex or maybe_vex alternatives, use
7999 maybe_evex instead of vex in prefix.
8001 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
8002 v constraint instead of x.
8004 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
8006 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
8007 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
8010 2016-05-06 Richard Biener <rguenther@suse.de>
8012 PR tree-optimization/70948
8013 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
8014 Properly clobber all fields of va_list for __builtin_va_start.
8016 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8019 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
8020 loop latch destination.
8022 2016-05-06 Martin Liska <mliska@suse.cz>
8024 * tree-ssa-uninit.c: Apply manual changes
8025 to the GNU coding style.
8026 (prune_uninit_phi_opnds): Rename from
8027 prune_uninit_phi_opnds_in_unrealizable_paths.
8029 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8031 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
8032 mspace): Remove deprecated options.
8033 * doc/invoke.texi (SH options): Remove -mspace.
8035 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8037 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
8039 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8041 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
8042 corresponding combine split pattern.
8044 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8047 * config/sh/predicates.md (long_displacement_mem_operand): New.
8048 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
8049 Add movi20, movi20s alternatives. Adjust length attribute for
8051 (movsi_ie): Allow for any FPU. Adjust length attribute for
8053 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
8054 attribute for alternatives.
8055 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
8056 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
8057 length attribute for alternatives.
8059 2016-05-06 Richard Biener <rguenther@suse.de>
8061 PR tree-optimization/70960
8062 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
8064 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8067 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
8068 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
8070 2016-05-06 Marek Polacek <polacek@redhat.com>
8073 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
8075 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8078 * config/sh/sh.md (*rotcr): Add another variant.
8080 2016-05-06 Richard Biener <rguenther@suse.de>
8083 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
8085 2016-05-06 Richard Biener <rguenther@suse.de>
8088 * fold-const.c (split_tree): Always convert to the original type
8091 2016-05-06 Richard Biener <rguenther@suse.de>
8093 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
8094 (fwprop_addr): Likewise.
8096 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8099 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
8101 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
8102 * config/i386/i386.md (push mem splitter): Use find_constant_src in
8103 the splitter condition.
8104 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
8105 the splitter condition.
8106 (FP float_extend load splitter): Ditto.
8108 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
8110 * config/i386/i386.md (peehole2 patterns): Change true_regnum
8111 to REGNO in all peephole2 patterns.
8112 (post-reload splitters): Change true_regnum to REGNO in
8113 post-reload splitters.
8114 (zero_extend splitters): Use general_reg_operand and
8115 nonimmediate_gr_operand predicates.
8117 2016-05-05 Jakub Jelinek <jakub@redhat.com>
8119 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
8120 v constraint instead of x.
8122 2016-05-05 Alan Modra <amodra@gmail.com>
8125 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
8126 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
8127 TARGET_NO_FP_IN_TOC for -mrelocatable.
8128 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
8129 TARGET_RELOCATABLE test.
8130 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8131 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8132 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8133 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8134 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8135 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8136 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8137 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8138 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
8139 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8141 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
8142 (rs6000_stack_info): Likewise.
8143 (rs6000_elf_asm_out_constructor): Likewise.
8144 (rs6000_elf_asm_out_destructor): Likewise.
8145 (rs6000_elf_declare_function_name): Likewise.
8146 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
8147 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
8150 2016-05-05 Alan Modra <amodra@gmail.com>
8152 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
8154 2016-05-05 Alan Modra <amodra@gmail.com>
8156 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
8157 out-of-line gpr restore for one or two regs if that would add
8160 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
8163 * config/i386/i386.md
8164 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
8165 Change to post-epilogue_completed late splitter. Use sse_reg_operand
8166 as operand 0 predicate.
8167 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
8169 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
8170 Ditto. Emit the pattern using RTX.
8172 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
8173 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
8174 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
8175 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
8177 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
8178 sse_reg_operand as operand 0 predicate.
8180 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
8181 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
8182 instead of gen_rtx_REG.
8183 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
8186 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8188 * function.c (emit_use_return_register_into_block): Delete.
8189 (gen_return_pattern): Delete.
8190 (emit_return_into_block): Delete.
8191 (active_insn_between): Delete.
8192 (convert_jumps_to_returns): Delete.
8193 (emit_return_for_exit): Delete.
8194 (thread_prologue_and_epilogue_insns): Delete all code dealing with
8195 simple_return for shrink-wrapped blocks.
8196 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
8197 end of blocks that need one.
8198 (get_unconverted_simple_return): Delete.
8199 (convert_to_simple_return): Delete.
8200 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
8201 (convert_to_simple_return): Ditto.
8203 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8205 * cfgcleanup.c (bb_is_just_return): New function.
8206 (try_optimize_cfg): Simplify jumps to return, branches to return,
8207 and branches around return.
8209 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8211 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
8214 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8218 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
8219 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
8220 assert flags & OEP_HASH_CHECK, instead of asserting it
8221 never happens. Handle TARGET_EXPR.
8222 * fold-const.c (operand_equal_p): For hash verification,
8223 or in OEP_HASH_CHECK into flags.
8225 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
8227 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
8229 (compute_samebase_partition_bases): Fix typo.
8231 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8233 * config/i386/sse.md (vec_interleave_highv8sf,
8234 vec_interleave_lowv8sf, vec_interleave_highv4df,
8235 vec_interleave_lowv4df): Remove constraints from expanders.
8237 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
8239 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8241 * tree-inline.c (expand_call_inline): Fix path dealing with
8242 making lhs of call statement undefined.
8244 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8246 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
8247 Check availability on NODE, too.
8248 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
8249 (cgraph_node::call_for_symbol_and_aliases): Likewise.
8250 (varpool_node::call_for_symbol_and_aliase): Likewise.
8251 * ipa-pure-const.c (add_new_function): Analyze all bodies.
8252 (propagate_pure_const): Propagate across interposable functions, too.
8253 (skip_function_for_local_pure_const): Do not skip interposable bodies
8255 (pass_local_pure_const::execute): Update.
8257 2016-05-04 Marek Polacek <polacek@redhat.com>
8259 * doc/invoke.texi: Document -Wdangling-else.
8261 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
8263 * config.gcc: Error out when conflicting multilib is detected. Do not
8264 loop over multilibs since no combination is legal.
8266 2016-05-04 Alan Modra <amodra@gmail.com>
8268 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
8269 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
8270 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8273 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
8275 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
8276 Clean up p5600 comments.
8278 2016-05-04 Richard Biener <rguenther@suse.de>
8280 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
8281 constructor simplifications.
8282 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
8284 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
8286 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
8287 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
8288 result.set_rtx is null instead of aborting.
8289 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
8291 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
8292 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
8293 *mov<mode>_store_postinc): New patterns.
8295 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
8297 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
8298 as commutative. Check both conversions are NOP.
8299 ((A & B) OP (C & B)): Remove.
8301 2016-05-04 Alan Modra <amodra@gmail.com>
8303 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
8305 2016-05-04 Alan Modra <amodra@gmail.com>
8308 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
8309 when cr2,3,4 are all fixed regs.
8311 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
8313 PR rtl-optimization/57193
8314 * opts.c (default_options_table): Revert OPT_frename_registers change.
8315 * doc/invoke.texi (-frename-registers, -O2): Likewise.
8317 2016-05-03 Martin Sebor <msebor@redhat.com>
8320 * builtins.c (fold_builtin_FILE): New function.
8321 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
8322 (fold_builtin_0): Call them.
8323 * gimplify.c (gimplify_call_expr): Remove the handling of
8324 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
8327 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
8328 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
8332 * doc/extend.texi (Function Names as Strings): Update __func__,
8333 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
8336 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8337 Richard Biener <rguenther@suse.de>
8339 PR tree-optimization/70916
8340 * tree-if-conv.c: Include cfganal.h.
8341 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
8342 and remove_fake_exit_edges around the optimization pass.
8344 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
8346 * cgraph.c (symbol_table::create_edge): Set inline_failed.
8347 (cgraph_edge::make_direct): Likewise.
8348 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
8349 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
8350 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
8351 (CIF_THUNK): New code.
8352 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
8353 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
8354 (compute_inline_parameters): Set inline_failed for thunks.
8355 (inline_analyze_function): Cleanup.
8356 * ipa-inline.c (can_inline_edge_p): Do not deal with
8357 call_stmt_cannot_inline_p.
8358 (can_early_inline_edge_p): Likewise.
8359 (early_inliner): Initialize inline_failed.
8360 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
8362 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
8364 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
8365 from nonimm_ssenomem_operand.
8366 (nonimm_ssenomem_operand): New predicate.
8367 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
8368 as operand 0 predicate.
8369 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
8370 Disable unsupported alternatives using "enabled" attribute.
8371 Use register_ssemem_operand as operand 0 predicate.
8372 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
8374 2016-05-03 Marek Polacek <polacek@redhat.com>
8377 * input.c (expansion_point_location): New function.
8378 * input.h (expansion_point_location): Declare.
8380 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
8382 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
8383 occurence with frame_offset_ ones.
8385 2016-05-03 Alan Modra <amodra@gmail.com>
8387 PR rtl-optimization/70890
8388 * ira.c (combine_and_move_insns): When moving def_insn, remove
8391 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
8393 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
8394 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
8395 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
8396 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
8398 2016-05-03 Alan Modra <amodra@gmail.com>
8400 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
8401 for SAVE_MULTIPLE/STORE_MULTIPLE.
8403 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8405 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
8406 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
8408 2016-05-03 Richard Biener <rguenther@suse.de>
8410 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
8412 (gimplify_arg): Likewise.
8413 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
8414 re-writing the result to a decl if required.
8415 (internal_get_tmp_var): Add allow_ssa parameter
8416 and override into_ssa with it.
8417 (get_formal_tmp_var): Adjust.
8418 (get_initialized_tmp_var): Add allow_ssa parameter.
8419 (gimplify_arg): Add allow_ssa parameter and avoid generating
8420 SSA names for the result false.
8421 (gimplify_call_expr): If the call may return twice do not
8422 gimplify parameters into SSA.
8423 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
8424 (gimplify_modify_expr): Adjust assert. For noreturn calls
8425 with a SSA name LHS adjust its def.
8426 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
8427 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
8428 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
8429 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
8430 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
8431 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
8432 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
8433 (optimize_target_teams): Do not allow SSA names for clause operands.
8434 (gimplify_expr): Likewise for where we mark the result addressable.
8435 * passes.def (pass_init_datastructures): Remove.
8436 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
8437 (rewrite_stmt): Likewise.
8438 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
8439 (replace_locals_op): Replace SSA names.
8440 (copy_gimple_seq_and_replace_locals): Init src_cfun.
8441 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
8442 * cgraph.c (release_function_body): Free CFG annotations only
8443 when we have a CFG. Simplify.
8444 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8445 force_gimple_operand instead of get_initialized_tmp_var.
8446 * tree-pass.h (make_pass_init_datastructures): Remove.
8447 * tree-ssa.c (execute_init_datastructures): Remove.
8448 (pass_data_init_datastructures): Likewise.
8449 (class pass_init_datastructures): Likewise.
8450 (make_pass_init_datastructures): Likewise.
8451 * omp-low.c (create_omp_child_function): Init SSA data structures.
8452 (grid_expand_target_grid_body): Likewise.
8453 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
8454 name before adding it to names_to_release.
8455 (remove_bb): Always release SSA defs.
8456 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
8457 before dereferencing it.
8458 * cgraphunit.c (init_lowered_empty_function): Always
8459 int SSA data structures.
8460 * tree-ssanames.c (release_defs): Remove assert that we are in
8462 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8464 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8465 Uros Bizjak <ubizjak@gmail.com>
8467 PR rtl-optimization/70467
8468 * config/i386/predicates.md (x86_64_hilo_int_operand,
8469 x86_64_hilo_general_operand): New predicates.
8470 * config/i386/constraints.md (Wd): New constraint.
8471 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8472 (general_hilo_operand): New mode attr.
8473 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8474 instead of <general_operand>.
8475 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8476 x86_64_hilo_general_operand instead of <general_operand>.
8478 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8480 PR tree-optimization/70916
8481 * tree-if-conv.c (constant_or_ssa_name): Removed.
8482 (fold_build_cond_expr): Use is_gimple_val instead of
8483 constant_or_ssa_name.
8485 PR tree-optimization/70916
8486 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8487 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8490 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8491 (optimize_atomic_bit_test_and): New function.
8492 (pass_fold_builtins::execute): Use it.
8493 * optabs.def (atomic_bit_test_and_set_optab,
8494 atomic_bit_test_and_complement_optab,
8495 atomic_bit_test_and_reset_optab): New optabs.
8496 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8497 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8498 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8499 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8500 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8501 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8502 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8503 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8504 atomic_bit_test_and_complement@var{mode},
8505 atomic_bit_test_and_reset@var{mode}): Document.
8506 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8507 atomic_bit_test_and_complement<mode>,
8508 atomic_bit_test_and_reset<mode>): New expanders.
8509 (atomic_bit_test_and_set<mode>_1,
8510 atomic_bit_test_and_complement<mode>_1,
8511 atomic_bit_test_and_reset<mode>_1): New insns.
8513 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8515 PR rtl-optimization/70687
8516 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8517 instead of unsigned HOST_WIDE_INT.
8519 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8521 PR rtl-optimization/44281
8522 * hard-reg-set.h (struct target_hard_regs): New field
8523 x_fixed_nonglobal_reg_set.
8524 (fixed_nonglobal_reg_set): New macro.
8525 * reginfo.c (init_reg_sets_1): Initialize it.
8526 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8528 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8530 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8532 PR tree-optimization/56541
8533 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8534 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8535 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8536 (any_complicated_phi): new static variable.
8537 (aggressive_if_conv): delete.
8538 (if_convertible_phi_p): support phis with more than two arguments.
8539 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8540 critical pred edges.
8541 (ifcvt_split_critical_edges): support phis with more than two
8542 arguments by checking new parameter. only split critical edges
8544 (tree_if_conversion): handle simd pragma marked loop using new
8545 local variable aggressive_if_conv. check any_complicated_phi.
8547 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8549 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8552 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8554 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8557 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8559 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8560 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8561 define_insn_and_split.
8562 (mulsi3_i): New define_insn_and_split.
8563 (mulsi3_call): Convert to define_insn.
8564 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8567 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8569 * machmode.h (mode_complex): Add support to give the complex mode
8571 (GET_MODE_COMPLEX_MODE): Likewise.
8572 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8573 stored by build_complex_type and gfc_build_complex_type instead of
8574 trying to figure out the appropriate mode based on the size. Raise
8575 an assertion error, if the type was not set.
8576 * genmodes.c (struct mode_data): Add field for the complex type of
8578 (blank_mode): Likewise.
8579 (make_complex_modes): Remember the complex mode created in the
8581 (emit_mode_complex): Write out the mode_complex array to map a
8582 type mode to the complex version.
8583 (emit_insn_modes_c): Likewise.
8584 * tree.c (build_complex_type): Set the complex type to use before
8585 calling layout_type.
8586 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8587 support for __float128 complex datatypes.
8588 (rs6000_hard_regno_mode_ok): Likewise.
8589 (rs6000_setup_reg_addr_masks): Likewise.
8590 (rs6000_complex_function_value): Likewise.
8591 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8592 __float128 and __ibm128 complex.
8593 (FLOAT128_IBM_P): Likewise.
8594 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8595 * doc/extend.texi (Additional Floating Types): Document that
8596 -mfloat128 must be used to enable __float128. Document complex
8597 __float128 and __ibm128 support.
8599 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8602 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8603 char/short arguments promoted to int because of promote_prototypes.
8605 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8607 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8608 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8609 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8610 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8611 alternatives using "enabled" attribute. Use register_ssemem_operand
8612 as operand 1 predicate.
8613 (*cmpi<unord>xf_i387): Split XFmode pattern from
8614 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8615 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8616 *absneg<mode>2_i387. Disable unsupported alternatives using
8617 "enabled" attribute.
8618 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8620 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8622 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8624 (oacc_loop_process): Check mask for loop termination.
8626 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8628 * cif-code.def (CIF_THUNK): Add.
8629 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8632 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8634 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8635 (dump_inline_summary): Dump it.
8636 (fp_expression_p): New predicate.
8637 (estimate_function_body_sizes): Use it.
8638 (inline_merge_summary): Merge fp_expressions.
8639 (inline_read_section): Read fp_expressions.
8640 (inline_write_summary): Write fp_expressions.
8641 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8642 codegen boundary if either caller or callee is !fp_expressions.
8643 * ipa-inline.h (inline_summary): Add fp_expressions.
8644 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8645 to fp_expressions be sure the fp generation flags are updated.
8647 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8649 PR rtl-optimization/70467
8650 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8652 PR rtl-optimization/70467
8653 * ipa-pure-const.c (check_call): Handle internal calls even in
8654 ipa mode like in local mode.
8656 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8658 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8660 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8662 * match.pd (X u< X, X u> X): New transformations.
8664 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8666 * flag-types.h (enum warn_strict_overflow_code): Move ...
8667 * coretypes.h: ... here.
8668 * fold-const.h (fold_overflow_warning): Declare.
8669 * fold-const.c (fold_overflow_warning): Make non-static.
8670 (fold_comparison): Move the transformation of X +- C1 CMP C2
8671 into X CMP C2 -+ C1 ...
8672 * match.pd: ... here.
8673 * gimple-fold.c (fold_stmt_1): Protect with
8674 fold_defer_overflow_warnings.
8676 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8678 * omp-low.c (struct oacc_loop): Add 'inner' field.
8679 (new_oacc_loop_raw): Initialize it to zero.
8680 (oacc_loop_fixed_partitions): Initialize it.
8681 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8682 available partitioning.
8684 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8686 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8688 (umulsidi3): Likewise.
8689 (indirect_jump): Fix jump instruction assembly patterns.
8691 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8694 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8695 (nvptx_function_value): Assert non-NULL cfun.
8697 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8699 PR rtl-optimization/70886
8700 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8702 * cselib.h (rtx_equal_for_cselib_1): Declare.
8703 (rtx_equal_for_cselib_p: New inline function.
8704 * cselib.c (rtx_equal_for_cselib_p): Delete.
8705 (rtx_equal_for_cselib_1): Make public.
8707 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8709 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8710 (register_mixssei387nonimm_operand): Remove predicate.
8711 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8712 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8713 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8714 for TARGET_MIX_SSE_I387 alternatives.
8715 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8716 Disable unsupported alternatives using "enabled" attribute. Use
8717 nonimm_ssenomem_operand as operand 1 predicate. Also check
8718 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8720 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8722 * tree.c (cst_and_fits_in_hwi): Simplify.
8724 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8726 * tree.h (wi::to_wide): New function.
8727 * expr.c (expand_expr_real_1): Use wi::to_wide.
8728 * fold-const.c (int_const_binop_1): Likewise.
8729 (extract_muldiv_1): Likewise.
8731 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8733 * wide-int.h: Update offset_int and widest_int documentation.
8734 (WI_SIGNED_SHIFT_RESULT): New macro.
8735 (wi::binary_shift): Define signed_shift_result_type for
8736 shifts on offset_int- and widest_int-like types.
8737 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8738 * tree.h (int_bit_position): Use shift operators instead of wi::
8740 * alias.c (adjust_offset_for_component_ref): Likewise.
8741 * expr.c (get_inner_reference): Likewise.
8742 * fold-const.c (fold_comparison): Likewise.
8743 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8744 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8745 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8746 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8747 (stmt_kills_ref_p): Likewise.
8748 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8749 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8750 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8751 (ao_ref_init_from_vn_reference): Likewise.
8753 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8755 * wide-int.h: Update offset_int and widest_int documentation.
8756 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8757 (wi::binary_traits): Allow ordered comparisons between offset_int and
8758 offset_int, between widest_int and widest_int, and between either
8759 of these types and basic C types.
8760 (operator <, <=, >, >=): Define for the same combinations.
8761 * tree.h (tree_int_cst_lt): Use comparison operators instead
8762 of wi:: comparisons.
8763 (tree_int_cst_le): Likewise.
8764 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8765 (fold_nonarray_ctor_reference): Likewise.
8766 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8767 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8768 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8769 * tree-sra.c (completely_scalarize): Likewise.
8770 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8771 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8772 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8773 (check_for_binary_op_overflow): Likewise.
8774 (search_for_addr_array): Likewise.
8775 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8777 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8779 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8780 (arc_save_restore): Likewise.
8781 (arc_dwarf_register_span): Likewise.
8782 (arc_output_pic_addr_const): Initialize suffix variable.
8784 2016-05-02 Martin Liska <mliska@suse.cz>
8786 * symbol-summary.h (function_summary::function_summary):
8787 Remove checking assert for all cgraph nodes.
8788 (function_summary::get): Check summary_uid.
8789 (symtab_insertion): Check summary_uid.
8791 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8793 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8794 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8796 (arc_dwarf_register_span): Remove enum keyword.
8797 (compact_memory_operand_p): New function.
8798 * config/arc/arc.h (reg_class): Add code density register classes.
8799 (REG_CLASS_NAMES): Likewise.
8800 (REG_CLASS_CONTENTS): Likewise.
8801 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8802 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8803 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8804 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8805 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8807 (h, Rcd, Rsd, Rzd): New register constraints.
8808 (T): Use compact_memory_operand_p function.
8809 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8811 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8813 * config/sh/sh.md (*negnegt, *movtt): Remove.
8815 2016-05-02 Marek Polacek <polacek@redhat.com>
8816 Tom de Vries <tom@codesourcery.com>
8818 PR tree-optimization/70700
8819 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8820 bigger than FIRST_REF_NODE.
8822 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8825 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8827 (prepare_cbranch_operands): Don't use scratch register. Assume that
8828 function is used when pseudos can be created.
8829 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8830 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8831 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8832 define_expand. Allow it only when pseudos can be created.
8833 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8835 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8837 * config/i386/constraints.md (BC): Only allow -1 operands.
8838 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8839 Add "enabled" attribute. Update XI mode attribute calculation.
8840 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8841 (*movoi_internal_avx): Update XI mode attribute calculation.
8842 (*movti_internal): Ditto.
8844 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8846 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8847 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8849 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8851 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8852 statement on instruction code. Remove trailing spaces.
8853 (altivec_expand_stv_builtin): Likewise.
8855 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8857 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8858 (TARGET_FPU_DOUBLE): Simplify.
8859 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8860 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8861 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8862 with 'TARGET_FPU_DOUBLE'.
8863 * config/sh/sh.md: Likewise.
8865 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8867 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8868 SH_DIV_STR_FOR_SIZE): Remove.
8869 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8870 SH_DIV_STR_FOR_SIZE): Remove.
8872 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8874 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8875 logical_reg_operand): Delete.
8876 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8877 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8878 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8879 match_operand and match_test.
8880 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8881 variables on their first use. Return bool values.
8882 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8883 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8884 arith_reg_operand for input operand. Remove empty constraints.
8886 (*xorsi3_compact): Rename to xorsi3.
8887 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8888 (*zero_extend<mode>si2_disp_mem): Update comment.
8891 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8893 * config/sh/t-sh: Remove SH5 support.
8894 * config.gcc: Likewise.
8895 * configure: Likewise.
8897 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8899 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8901 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8903 * config/sh/sh.c (register_sh_passes, sh_option_override,
8904 sh_print_operand, prepare_move_operands,
8905 sh_can_follow_jump): Remove TARGET_SH1 checks.
8906 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8907 PROMOTE_MODE): Likewise.
8908 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8911 2016-04-30 Alan Modra <amodra@gmail.com>
8913 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8914 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8915 Check for user regs later to avoid unnecessary looping over regs.
8916 Merge user reg check with non-saved reg check. Don't force
8917 inline VR restore when static chain used.
8918 (rs6000_frame_related): Omit eh_frame info for user regs when
8920 (fixed_regs_p): Delete.
8922 2016-04-30 Alan Modra <amodra@gmail.com>
8924 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8925 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8928 2016-04-30 Alan Modra <amodra@gmail.com>
8931 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8932 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8935 2016-04-30 Alan Modra <amodra@gmail.com>
8937 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8938 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8939 flag_pic test for Darwin.
8941 2016-04-30 Alan Modra <amodra@gmail.com>
8943 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8944 throw_calls_crossed.
8945 (REG_FREQ_CALLS_CROSSED): Delete.
8946 (REG_N_THROWING_CALLS_CROSSED): Delete.
8947 * regstat.c (regstat_bb_compute_ri): Don't calculate
8948 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8949 (dump_reg_info): Don't print call cross frequency.
8950 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8951 and REG_N_THROWING_CALLS_CROSSED.
8953 2016-04-30 Alan Modra <amodra@gmail.com>
8955 * regs.h (struct reg_info_t): Delete live_length.
8956 (REG_LIVE_LENGTH): Delete macro.
8957 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8958 local_live, local_processed and local_live_last_luid params.
8959 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8961 (regstat_compute_ri): Adjust for above. Don't set
8963 (dump_reg_info): Don't print live length.
8964 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8965 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8966 Localize loop_depth var.
8968 2016-04-30 Alan Modra <amodra@gmail.com>
8970 * ira.c (enum valid_equiv): New.
8971 (validate_equiv_mem): Return enum.
8972 (update_equiv_mem): Create replacement in more cases.
8973 (add_store_equivs): Update validate_equiv_mem call.
8975 2016-04-30 Alan Modra <amodra@gmail.com>
8977 * ira.c (combine_and_move_insns): Rather than scanning insns,
8978 use DF infrastucture to find use and def insns.
8980 2016-04-30 Alan Modra <amodra@gmail.com>
8982 ira.c (combine_and_move_insns): Move invariant conditions..
8983 (ira.c): ..to here. Call combine_and_move_insns before
8984 add_store_equivs. Call grow_reg_equivs later. Allocate
8985 req_equiv later using max_reg_num() rather than global max_regno.
8986 (contains_replace_regs): Delete.
8987 (add_store_equivs): Remove contains_replace_regs test.
8989 2016-04-30 Alan Modra <amodra@gmail.com>
8991 * ira.c (struct equiv_mem_data): New.
8992 (equiv_mem, equiv_mem_modified): Delete static vars.
8993 (validate_equiv_mem_from_store): Use "data" param to communicate..
8994 (validate_equiv_mem): ..from here.
8996 2016-04-30 Alan Modra <amodra@gmail.com>
8998 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
9000 (update_reg_equivs): ..here. Move allocation and freeing of
9001 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
9002 end_alias_analysis to..
9005 2016-04-30 Alan Modra <amodra@gmail.com>
9007 * ira.c (pdx_subregs): Delete.
9008 (struct equivalence): Add pdx_subregs field.
9009 (set_paradoxical_subreg): Remove pdx_subregs param. Update
9011 (update_equiv_regs): Don't create or free pdx_subregs. Update
9014 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9016 * config/rs6000/altivec.h: Change definitions of vec_xl and
9018 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
9019 (LD_ELEMREV_V2DI): New.
9020 (LD_ELEMREV_V4SF): New.
9021 (LD_ELEMREV_V4SI): New.
9022 (LD_ELEMREV_V8HI): New.
9023 (LD_ELEMREV_V16QI): New.
9024 (ST_ELEMREV_V2DF): New.
9025 (ST_ELEMREV_V2DI): New.
9026 (ST_ELEMREV_V4SF): New.
9027 (ST_ELEMREV_V4SI): New.
9028 (ST_ELEMREV_V8HI): New.
9029 (ST_ELEMREV_V16QI): New.
9032 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9033 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
9034 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
9035 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
9036 (altivec_expand_builtin): Add handling for
9037 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
9038 (rs6000_invalid_builtin): Add error-checking for
9039 RS6000_BTM_P9_VECTOR.
9040 (altivec_init_builtins): Define builtins used to implement vec_xl
9042 (rs6000_builtin_mask_names): Define power9-vector.
9043 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
9044 (RS6000_BTM_P9_VECTOR): Define.
9045 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
9046 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
9047 (vsx_ld_elemrev_v2df): Likewise.
9048 (vsx_ld_elemrev_v4sf): Likewise.
9049 (vsx_ld_elemrev_v4si): Likewise.
9050 (vsx_ld_elemrev_v8hi): Likewise.
9051 (vsx_ld_elemrev_v16qi): Likewise.
9052 (vsx_st_elemrev_v2df): Likewise.
9053 (vsx_st_elemrev_v2di): Likewise.
9054 (vsx_st_elemrev_v4sf): Likewise.
9055 (vsx_st_elemrev_v4si): Likewise.
9056 (vsx_st_elemrev_v8hi): Likewise.
9057 (vsx_st_elemrev_v16qi): Likewise.
9058 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
9061 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
9063 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
9065 (simplify_control_stmt_condition_1): ... here. Recurse into
9066 BIT_AND_EXPRs and BIT_IOR_EXPRs.
9068 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
9071 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
9072 (zero_extendqi<mode>2_dot): Revert earlier conversion from
9073 define_insn_and_split to define_insn.
9074 (zero_extendqi<mode>2_dot2): Same.
9075 (extendqi<mode>2_dot): Same.
9076 (extendqi<mode>2_dot2): Same.
9078 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9080 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
9081 (probe_stack): New expander.
9082 (probe_stack_<mode>): New insn pattern.
9084 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9086 * config/i386/i386.md
9087 (operations with memory inputs setting flags peephole2):
9088 Remove uneeded REG_P checks. Cleanup pattern generation.
9090 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
9092 * tree-vect-loop.c (vect_transform_loop): Fix
9093 nb_iterations_upper_bound computation for vectorized loop.
9095 2016-04-29 Marek Polacek <polacek@redhat.com>
9096 Jakub Jelinek <jakub@redhat.com>
9099 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
9100 TARGET_EXPR_SLOT as a base.
9102 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
9104 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
9105 with 'rCm2' constraints to limit possible immediate size.
9106 (*load_zeroextendqisi_update): Likewise.
9107 (*load_signextendqisi_update): Likewise.
9108 (*loadhi_update): Likewise.
9109 (*load_zeroextendhisi_update): Likewise.
9110 (*load_signextendhisi_update): Likewise.
9111 (*loadsi_update): Likewise.
9112 (*loadsf_update): Likewise.
9114 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9116 * config/i386/predicates.md (constm1_operand): Fix comparison.
9118 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9120 * testsuite/gcc.target/arc/ieee_eq.c: New test.
9122 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
9124 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
9125 remaining SH5 related settings.
9126 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
9127 shmedia_prepare_call_address): Delete.
9128 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
9129 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
9130 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
9131 UNSUPPORTED_SH2A): Remove m5 checks.
9132 (sh_divide_strategy_e): Remove SH5 division strategies.
9133 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
9134 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
9136 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9138 * config/s390/s390.c (s390_rtx_costs): Update documentation.
9140 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9142 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
9143 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
9145 * config/s390/vector.md ("mov<mode>"): Likewise.
9147 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
9149 * config/s390/constraints.md ("U", "W"): Invoke
9150 s390_mem_constraint with "ZR" and "ZT".
9151 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
9152 addresses when using LRA. Accept also short displacements for S
9153 and T constraints. Do not check for long displacement target for
9154 S and T constraints.
9155 (s390_mem_constraint): Remove handling of U and W constraints.
9156 * config/s390/s390.md (various patterns): Remove the short
9157 displacement constraints (Q and R) if a long displacement
9158 constraint is present. Add longdisp as required CPU capability.
9159 * config/s390/vector.md: Likewise.
9160 * config/s390/vx-builtins.md: Likewise.
9162 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9165 * reload1.c (reload): Call finish_spills before
9166 restarting reload loop. Skip select_reload_regs
9167 if update_eliminables_and_spill returns true.
9169 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9171 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
9172 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
9173 (umulhisi3_imm): Update predicates and constraint letters.
9174 (umulhisi3_reg): Declare instruction as commutative.
9175 * config/arc/constraints.md (J12, J16): New constraints.
9176 * config/arc/predicates.md (short_unsigned_const_operand): New
9178 (arc_short_operand): Likewise.
9179 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
9181 2016-04-29 Richard Biener <rguenther@suse.de>
9183 PR tree-optimization/13962
9184 PR tree-optimization/65686
9185 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
9186 * tree-ssa-alias.c (ptrs_compare_unequal): New function
9187 using PTA to compare pointers.
9188 * match.pd: Add pattern for pointer equality compare simplification
9189 using ptrs_compare_unequal.
9191 2016-04-29 Richard Biener <rguenther@suse.de>
9193 * stor-layout.c (layout_type): Do not build a pointer-to-element
9196 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9198 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
9199 Use SWI mode iterator. Use general_reg_operand predicate.
9200 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
9201 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
9204 2016-04-29 Jakub Jelinek <jakub@redhat.com>
9207 * fold-const.c (operand_equal_p): Don't verify hash value equality
9209 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
9212 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9215 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
9216 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
9217 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
9218 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
9219 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
9221 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9223 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
9224 to info. Don't initialize separate fields to 0. Clean up
9227 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9229 * config/i386/i386.md (peephole2s for operations with memory inputs):
9230 Use SWI mode iterator.
9231 (peephole2s for operations with memory outputs): Ditto.
9232 Do not check for stack checking probe.
9234 (probe_stack): Remove expander.
9236 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9237 Andrew Burgess <andrew.burgess@embecosm.com>
9239 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
9240 operands as 32-bits.
9242 2016-04-28 Jason Merrill <jason@redhat.com>
9244 * gdbinit.in: Skip line-map.h.
9246 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9247 Andrew Burgess <andrew.burgess@embecosm.com>
9249 * config/arc/arc.c (arc_conditional_register_usage): Take
9250 TARGET_RRQ_CLASS into account.
9251 (arc_print_operand): Support printing 'p' and 's' operands.
9252 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
9254 (TARGET_RRQ_CLASS): Define.
9255 (IS_POWEROF2_OR_0_P): Define.
9256 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
9258 (*tst_movb): New define_insn.
9259 (*tst): Avoid recognition if it could prevent '*tst_movb'
9260 combination; replace c/CnL with c/Chs alternative.
9261 (*tst_bitfield_tst): New define_insn.
9262 (*tst_bitfield_asr): New define_insn.
9263 (*tst_bitfield): New define_insn.
9264 (andsi3_i): Add Rrq variant.
9265 (extzv): New define_expand.
9266 (insv): New define_expand.
9267 (*insv_i): New define_insn.
9268 (*movb): New define_insn.
9269 (*movb_signed): New define_insn.
9270 (*movb_high): New define_insn.
9271 (*movb_high_signed): New define_insn.
9272 (*movb_high_signed + 1): New define_split pattern.
9273 (*mrgb): New define_insn.
9274 (*mrgb + 1): New define_peephole2 pattern.
9275 (*mrgb + 2): New define_peephole2 pattern.
9276 * config/arc/arc.opt (mbitops): New option for nps400, uses
9277 TARGET_NPS_BITOPS_DEFAULT.
9278 * config/arc/constraints.md (q): Make register class conditional.
9279 (Rrq): New register constraint.
9280 (Chs): New constraint.
9281 (Clo): New constraint.
9282 (Chi): New constraint.
9283 (Cbf): New constraint.
9284 (Cbn): New constraint.
9285 (C18): New constraint.
9286 (Cbi): New constraint.
9288 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9290 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
9292 (bitmap_intersection_of_preds): Ditto.
9293 (bitmap_union_of_succs): Ditto.
9294 (bitmap_union_of_preds): Ditto.
9295 * sbitmap.c (do_popcount): Delete.
9296 (BITMAP_DEBUGGING): Delete.
9297 (sbitmap_verify_popcount): Delete.
9298 (sbitmap_alloc): Don't initialize the popcount field.
9299 (sbitmap_alloc_with_popcount): Delete.
9300 (sbitmap_resize): Don't resize the popcount array.
9301 (sbitmap_vector_alloc): Don't initialize the popcount field.
9302 (bitmap_copy): Don't copy the popcount array.
9303 (bitmap_clear): Don't clear the popcount array.
9304 (bitmap_clear): Delete the popcount array handling.
9305 (bitmap_ior_and_compl): Delete the popcount assert.
9306 (bitmap_not): Ditto.
9307 (bitmap_and_compl): Ditto.
9308 (bitmap_and): Delete the popcount array handling.
9309 (bitmap_xor): Ditto.
9310 (bitmap_ior): Ditto.
9311 (bitmap_or_and): Delete the popcount assert.
9312 (bitmap_and_or): Ditto.
9313 (popcount_table): Delete.
9314 (sbitmap_elt_popcount): Delete.
9315 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
9316 (bitmap_set_bit): Delete the popcount assert.
9317 (bitmap_clear_bit): Ditto.
9318 (sbitmap_free): Don't free the popcount array.
9319 (sbitmap_alloc_with_popcount): Delete declaration.
9320 (sbitmap_popcount): Ditto.
9322 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9323 Andrew Burgess <andrew.burgess@embecosm.com>
9325 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
9326 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
9327 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
9328 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
9329 * config/arc/arc.opt (mcmem): New option.
9330 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
9331 supply length for r/m alternative.
9332 (*extendqisi2_ac): Likewise.
9333 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
9335 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
9336 (movhi_insn): Likewise.
9337 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
9338 (*zero_extendqihi2_i): Add r/Ucm alternative.
9339 (*zero_extendqisi2_ac): Likewise.
9340 (*zero_extendhisi2_i): Likewise.
9341 * config/arc/constraints.md (Uex): New memory constraint.
9342 (Ucm): New define_constraint.
9343 * config/arc/predicates.md (long_immediate_loadstore_operand):
9344 Return 0 for MEM with cmem_address address.
9345 (cmem_address_0): New predicates.
9346 (cmem_address_1): Likewise.
9347 (cmem_address_2): Likewise.
9348 (cmem_address): Likewise.
9350 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9352 * config/rs6000/rs6000.c (machine_function): Rename
9353 insn_chain_scanned_p to spe_insn_chain_scanned_p.
9354 (rs6000_stack_info): Adjust.
9356 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9357 Andrew Burgess <andrew.burgess@embecosm.com>
9359 * config/arc/constraints.md (Usd): Convert to define_constraint.
9363 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9366 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
9367 Add new peephole2 where the first insn is *mov<mode>_or instead of
9368 *mov<mode>_internal.
9370 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
9372 * tracer.c (bb_seen): Make static.
9374 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
9376 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
9377 support, setup defaults.
9378 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
9379 * config/arc/arc.c (arc_init): Add NPS400 support.
9380 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
9381 (TARGET_ARC700): NPS400 is also an ARC700.
9382 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
9384 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9387 * config/nds32/nds32.md (casesi): Don't access the operands array
9390 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9392 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
9393 (or $-1,reg peephole2): Ditto.
9394 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
9396 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
9398 * doc/extend.texi (Common Function Attributes) [optimize]:
9399 Discourage use of the optimize attribute.
9401 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
9403 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
9404 special case builtin.
9405 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9406 ALTIVEC_BUILTIN_VEC_ADDE.
9407 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9408 support for ALTIVEC_BUILTIN_VEC_ADDE.
9409 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9410 for __builtin_vec_adde.
9412 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9414 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
9415 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
9417 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9420 * doc/sourcebuild.texi (Effective-Target Keywords, Other
9421 attributes): Document cilkplus_runtime.
9423 2016-04-28 Martin Jambor <mjambor@suse.cz>
9425 * tree-cfg.c (verify_expr): Verify that local declarations belong to
9426 this function. Call verify_expr on MEM_REFs and bases of other
9429 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9431 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
9432 for WORD_REGISTER_OPERATIONS to runtime check.
9434 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9436 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
9438 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9440 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
9441 big-endian compilation.
9442 * config/arc/arc.md (addf3): Likewise.
9446 2016-04-28 Richard Biener <rguenther@suse.de>
9448 PR tree-optimization/70840
9449 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
9450 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
9451 Mark x * pow(x,c) -> pow(x,c+1) commutative.
9452 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
9454 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9456 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
9457 and explain why in a comment.
9459 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9461 * config/arc/arc.md (cpu_facility): Add fpx variant.
9462 (subdf3): Prohibit use reverse sub when assist operations option
9464 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9465 instructions only when FPX is enabled.
9466 * testsuite/gcc.target/arc/trsub.c: New test.
9468 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9470 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9471 mult_operator when calculating "type" attribute.
9472 (*fop_<mode>_1_i387): Ditto.
9473 (*fop_xf_1_i387): Ditto.
9474 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9475 Use std::swap to swap operands. Use RTL expressions to generate
9478 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9479 Joern Rennecke <joern.rennecke@embecosm.com>
9481 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9483 (emit_pic_move): Remove.
9484 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9485 * config/arc/arc.c (emit_pic_move): Removed.
9486 (TARGET_HAVE_TLS): Define.
9487 (arc_conditional_register_usage): Test for arc_tp_regno.
9488 (arc_print_operand, arc_print_operand_address): Handle TLS
9490 (arc_needs_pcl_p): New function.
9491 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9492 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9493 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9494 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9495 (arc_legitimize_tls_address): Likewise.
9496 (DTPOFF_ZERO_SYM): Define.
9497 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9498 (arc_output_pic_addr_const): Print TLS unspecs.
9499 (prepare_pic_move): New function, replaces emit_pic_move.
9500 (arc_legitimate_constant_p): Handle TLS unspecs.
9501 (arc_legitimate_address_p): Likewise.
9502 (arc_rewrite_small_data_p): Use assert for TLS constants.
9503 (prepare_move_operands): Use prepare_pic_move.
9504 (arc_legitimize_address): Legitimize tls addresses.
9505 (arc_epilogue_uses): Check for arc_tp_regno.
9506 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9507 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9509 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9511 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9512 %(arc_tls_extra_start_spec).
9513 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9514 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9516 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9517 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9518 (UNSPEC_TLS_OFF): Add.
9520 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9521 (get_thread_pointersi): New patterns.
9522 * config/arc/arc.opt (mtp-regno): New option.
9523 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9524 (move_dest_operand): Likewise.
9525 * configure: Regenerate.
9526 * configure.ac: Add arc*-*-* case to test for tls.
9527 * doc/invoke.texi (ARC options): Document mtp-regno.
9529 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9531 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9532 the new ARC HS SIMD instructions.
9533 (arc_preferred_simd_mode): New function.
9534 (arc_autovectorize_vector_sizes): Likewise.
9535 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9536 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9537 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9538 (arc_init_builtins): Add new SIMD builtin types.
9539 (arc_split_move): Handle 64 bit vector moves.
9540 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9541 (TARGET_PLUS_QMACW): Define.
9542 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9543 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9544 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9545 (VSUBADD4H): New builtins.
9546 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9547 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9549 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9550 Matthias Klose <doko@debian.org>
9552 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9554 2016-04-28 Richard Biener <rguenther@suse.de>
9557 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9560 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9562 * common/config/sh/sh-common.c: Remove SH5 support.
9563 * config/sh/constraints.md: Likewise.
9564 * config/sh/config/sh/elf.h: Likewise.
9565 * config/sh/linux.h: Likewise.
9566 * config/sh/netbsd-elf.h: Likewise.
9567 * config/sh/predicates.md: Likewise.
9568 * config/sh/sh-c.c: Likewise.
9569 * config/sh/sh-protos.h: Likewise.
9570 * config/sh/sh.c: Likewise.
9571 * config/sh/sh.h: Likewise.
9572 * config/sh/sh.md: Likewise.
9573 * config/sh/sh.opt: Likewise.
9574 * config/sh/sync.md: Likewise.
9575 * config/sh/sh64.h: Delete.
9576 * config/sh/shmedia.h: Likewise.
9577 * config/sh/shmedia.md: Likewise.
9578 * config/sh/sshmedia.h: Likewise.
9579 * config/sh/t-netbsd-sh5-64: Likewise.
9580 * config/sh/t-sh64: Likewise.
9581 * config/sh/ushmedia.h: Likewise.
9583 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9585 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9586 general_reg_operand instead of register_operand predicate.
9588 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9590 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9592 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9594 * match.pd (A - B > A, A + B < A): New transformations.
9596 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9598 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9599 which defaults to true. Emit an outer pair of parentheses only if
9600 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9601 don't emit parentheses for the right-hand operand.
9603 2016-04-27 Jeff Law <law@redhat.com>
9605 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9607 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9609 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9610 (altivec_lvx_<mode>_internal): Document.
9611 (altivec_lvx_<mode>_2op): New define_insn.
9612 (altivec_lvx_<mode>_1op): Likewise.
9613 (altivec_lvx_<mode>_2op_si): Likewise.
9614 (altivec_lvx_<mode>_1op_si): Likewise.
9615 (altivec_stvx_<mode>): Remove.
9616 (altivec_stvx_<mode>_internal): Document.
9617 (altivec_stvx_<mode>_2op): New define_insn.
9618 (altivec_stvx_<mode>_1op): Likewise.
9619 (altivec_stvx_<mode>_2op_si): Likewise.
9620 (altivec_stvx_<mode>_1op_si): Likewise.
9621 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9622 Expand vec_ld and vec_st during parsing.
9623 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9625 (altivec_expand_stvx_be): Likewise.
9626 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9627 address-masking behavior in RTL.
9628 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9629 address-masking behavior in RTL.
9630 (altivec_expand_builtin): Change builtin code arguments for calls
9631 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9632 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9633 presence of lvx/stvx patterns.
9634 (alignment_with_canonical_addr): New function.
9635 (alignment_mask): Likewise.
9636 (find_alignment_op): Likewise.
9637 (recombine_lvx_pattern): Likewise.
9638 (recombine_stvx_pattern): Likewise.
9639 (recombine_lvx_stvx_patterns): Likewise.
9640 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9641 stvx patterns from expand.
9642 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9644 (vector_altivec_store_<mode>): Likewise.
9646 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9648 * config/aarch64/aarch64.md
9649 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9650 remove the "fp" attributes.
9651 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9652 add the "simd" attributes.
9653 (*movdf_aarch64): Likewise.
9654 (*movtf_aarch64): Remove the "fp" attributes.
9655 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9656 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9658 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9660 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9661 rtx to rtx_code_label *.
9662 * rtl.h (maybe_set_first_label_num): Likewise.
9664 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9666 * df-core.c (df_add_problem): Make the problem param be const.
9667 (df_remove_problem): Make local "problem" be const.
9668 * df-problems.c (problem_RD): Make const.
9669 (problem_LR): Likewise.
9670 (problem_LIVE): Likewise.
9671 (problem_MIR): Likewise.
9672 (problem_CHAIN): Likewise.
9673 (problem_WORD_LR): Likewise.
9674 (problem_NOTE): Likewise.
9675 (problem_MD): Likewise.
9676 * df-scan.c (problem_SCAN): Likewise.
9677 * df.h (struct df_problem): Make field "dependent_problem" be
9679 (struct dataflow): Likewise for field "problem".
9680 (df_add_problem): Make param const.
9682 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9684 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9685 inter-unit moves to/from vector registers are enabled. Do not disable
9688 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9690 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9691 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9693 (enum df_problem_id): ...this new enum.
9694 (struct df_problem): Convert field "id" from "int" to
9697 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9699 * rtl.def: Update comment for "things in the instruction chain" to
9700 reflect the removal of the leading "i" field for INSN_UID in
9701 r210360. Fix bogus apostrophe.
9703 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9705 * config/i386/i386.md
9706 (lea arith with mem operand + setcc peephole2): Set operator mode.
9708 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9711 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9712 (dimode_scalar_to_vector_candidate_p): This.
9713 (timode_scalar_to_vector_candidate_p): New function.
9714 (scalar_to_vector_candidate_p): Likewise.
9715 (timode_check_non_convertible_regs): Likewise.
9716 (timode_remove_non_convertible_regs): Likewise.
9717 (remove_non_convertible_regs): Likewise.
9718 (remove_non_convertible_regs): Renamed to ...
9719 (dimode_remove_non_convertible_regs): This.
9720 (scalar_chain::~scalar_chain): Make it virtual.
9721 (scalar_chain::compute_convert_gain): Make it pure virtual.
9722 (scalar_chain::mark_dual_mode_def): Likewise.
9723 (scalar_chain::convert_insn): Likewise.
9724 (scalar_chain::convert_registers): Likewise.
9725 (scalar_chain::add_to_queue): Make it protected.
9726 (scalar_chain::emit_conversion_insns): Likewise.
9727 (scalar_chain::replace_with_subreg): Likewise.
9728 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9729 (scalar_chain::convert_op): Likewise.
9730 (scalar_chain::convert_reg): Likewise.
9731 (scalar_chain::make_vector_copies): Likewise.
9732 (scalar_chain::convert_registers): New pure virtual function.
9733 (class dimode_scalar_chain): New class.
9734 (class timode_scalar_chain): Likewise.
9735 (scalar_chain::mark_dual_mode_def): Renamed to ...
9736 (dimode_scalar_chain::mark_dual_mode_def): This.
9737 (timode_scalar_chain::mark_dual_mode_def): New function.
9738 (timode_scalar_chain::convert_insn): Likewise.
9739 (dimode_scalar_chain::convert_registers): Likewise.
9740 (scalar_chain::compute_convert_gain): Renamed to ...
9741 (dimode_scalar_chain::compute_convert_gain): This.
9742 (scalar_chain::replace_with_subreg): Renamed to ...
9743 (dimode_scalar_chain::replace_with_subreg): This.
9744 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9745 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9746 (scalar_chain::make_vector_copies): Renamed to ...
9747 (dimode_scalar_chain::make_vector_copies): This.
9748 (scalar_chain::convert_reg): Renamed to ...
9749 (dimode_scalar_chain::convert_reg ): This.
9750 (scalar_chain::convert_op): Renamed to ...
9751 (dimode_scalar_chain::convert_op): This.
9752 (scalar_chain::convert_insn): Renamed to ...
9753 (dimode_scalar_chain::convert_insn): This.
9754 (scalar_chain::convert): Call convert_registers.
9755 (convert_scalars_to_vector): Change to scalar_chain pointer to
9756 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9757 in 32-bit mode. Delete scalar_chain pointer. Call
9758 free_dominance_info in 64-bit mode.
9759 (pass_stv::gate): Remove TARGET_64BIT check.
9760 (ix86_option_override): Put the 64-bit STV pass before the CSE
9763 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9765 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9766 dw_loc_frame_offset field.
9767 * dwarf2out.c (new_loc_descr): Likewise.
9768 (resolve_args_picking_1): Turn the VISITED hash set into a
9769 FRAME_OFFSET hash map. Use it to associate a frame offset to
9770 visited nodes. Remove uses of the CHECKING_P macro.
9771 (resolve_args_picking): Update call to resolve_args_picking_1.
9773 2016-04-27 Martin Liska <mliska@suse.cz>
9775 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9776 (free_loop_data): Release vuses of groups.
9778 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9780 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9781 instead of redundant use_id and boolean have_use_for.
9782 (struct iv_use): Change sub_id into group_id. Remove field next.
9783 Move fields: related_cands, n_map_members, cost_map and selected
9785 (struct iv_group): ... here. New structure.
9786 (struct iv_common_cand): Use structure declaration directly.
9787 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9788 (MAX_CONSIDERED_USES): Rename macro to ...
9789 (MAX_CONSIDERED_GROUPS): ... here.
9790 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9791 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9792 (dump_uses): Rename to ...
9793 (dump_groups): ... here. Update all uses.
9794 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9795 (find_induction_variables): Refactor format of dump information.
9796 (record_sub_use): Delete.
9797 (record_use): Update all uses.
9798 (record_group): New function.
9799 (record_group_use, find_interesting_uses_op): Call above functions.
9801 (find_interesting_uses_cond): Ditto.
9802 (group_compare_offset): New function.
9803 (split_all_small_groups): Rename to ...
9804 (split_small_address_groups_p): ... here. Update all uses.
9805 (split_address_groups): Update all uses.
9806 (find_interesting_uses): Refactor format of dump information.
9807 (add_candidate_1): Update all uses. Remove redundant check on iv,
9809 (add_candidate, record_common_cand): Remove redundant assert.
9810 (add_iv_candidate_for_biv): Update use.
9811 (add_iv_candidate_derived_from_uses): Update all uses.
9812 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9813 (alloc_use_cost_map): Ditto.
9814 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9815 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9816 (determine_use_iv_cost_generic): Ditto.
9817 (determine_group_iv_cost_generic): Ditto.
9818 (determine_use_iv_cost_address): Ditto.
9819 (determine_group_iv_cost_address): Ditto.
9820 (determine_use_iv_cost_condition): Ditto.
9821 (determine_group_iv_cost_cond): Ditto.
9822 (determine_use_iv_cost): Ditto.
9823 (determine_group_iv_cost): Ditto.
9824 (set_autoinc_for_original_candidates): Update all uses.
9825 (find_iv_candidates): Update all uses. Refactor dump information.
9826 (determine_use_iv_costs): Ditto.
9827 (determine_iv_costs): Ditto.
9828 (iv_ca_cand_for_use): Rename to ...
9829 (iv_ca_cand_for_group): ... here. Update all uses.
9830 (iv_ca_add_use, iv_ca_add_group): Ditto.
9831 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9832 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9833 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9834 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9835 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9836 (create_new_iv, adjust_iv_update_pos): Ditto.
9837 (rewrite_use_address): Delete.
9838 (rewrite_use_address_1): Rename to ...
9839 (rewrite_use_address): ... here.
9840 (rewrite_use_compare): Update all uses.
9841 (rewrite_use): Delete.
9842 (rewrite_uses): Rename to ...
9843 (rewrite_groups): ... here. Update all uses.
9844 (remove_unused_ivs, free_loop_data): Update all uses.
9845 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9847 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9849 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9850 for WORD_REGISTER_OPERATIONS to runtime check.
9852 2016-04-27 Richard Biener <rguenther@suse.de>
9855 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9856 aggregate_value_p to determine if a function result is
9857 returned by reference.
9858 (ipa_pta_execute): Functions having their address taken are
9859 not automatically nonlocal.
9861 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9864 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9865 * fold-const.c (operand_equal_p): If flag_checking and
9866 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9867 and if it returns non-zero, assert iterative_hash_expr on both
9870 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9872 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9874 2016-04-27 Nick Clifton <nickc@redhat.com>
9877 * varasm.c (merge_weak): Generate an error if an attempt is made
9878 to convert a non-weak static function into a weak, public function.
9880 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9882 * params.def (MAX_PARTITION_SIZE): New param.
9883 * doc/invoke.texi: Document lto-max-partition.
9885 2016-04-27 Richard Biener <rguenther@suse.de>
9888 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9889 function cummulating used_from_other_partition, externally_visible
9890 and force_output from aliases.
9891 (refered_from_nonlocal_var): Likewise.
9892 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9893 node flags properly.
9895 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9897 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9898 (-Wmemset-elt-size): New item.
9900 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9903 * stor-layout.h (internal_reference_types): Delete.
9904 * stor-layout.c (reference_types_internal): Likewise.
9905 (internal_reference_types): Likewise.
9906 (layout_type) <REFERENCE_TYPE>: Adjust.
9908 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9911 * tree.h (inchash::add_expr): Add FLAGS argument.
9912 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9913 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9914 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9915 Formatting fix. Adjust recursive calls. For tcc_comparison,
9916 if swap_tree_comparison (code) is smaller than code, hash that
9917 and arguments in the other order. Hash CONVERT_EXPR the same
9918 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9919 of ADDR_EXPR of decl as the decl itself. Add or remove
9920 OEP_ADDRESS_OF from recursive flags as needed. For
9921 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9922 operands commutatively and only the third one normally.
9923 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9925 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9927 * config/rtems.h (LIB_SPEC): Add -latomic.
9929 2016-04-27 Joel Sherrill <joel@rtems.org>
9931 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9932 xilink.ld and flags not relevant to RTEMS.
9934 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9936 * toplev.c (backend_init_target): Avoid calling init_reload when using
9939 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9941 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9942 for loops rather than one for the whole function.
9944 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9946 * match.pd (X + CST CMP X): New transformation.
9948 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9950 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9951 * fold-const.c (fold_binary_loc): Remove 2 transformations
9952 superseded by match.pd.
9953 * match.pd (x+x -> x*2): Generalize to integers.
9955 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9957 * config/i386/i386.md (operation on memory peephole): Duplicate an
9958 existing peephole and adapt it to match lea rather than an operation
9961 PR rtl-optimization/57193
9962 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9964 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9966 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9968 * tree-if-conv.c (any_pred_load_store): New static variable.
9969 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9970 any_pred_load_store instead of and_mask_load_store.
9971 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9972 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9973 (combine_blocks, tree_if_conversion): Ditto.
9975 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9977 PR tree-optimization/70771
9978 PR tree-optimization/70775
9979 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9980 virtual PHI nodes. Delete parameter.
9981 (if_convertible_loop_p_1): Delete argument to above function.
9982 (predicate_all_scalar_phis): Delete code handling single-argument
9984 (tree_if_conversion): Mark and update virtual SSA.
9986 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9989 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9990 (x86_elf_aligned_common): Rename to ...
9991 (x86_elf_aligned_decl_common): ... this.
9992 Add decl arg. Switch to .lbss for largecomm object. Use
9993 LARGECOMM_SECTION_ASM_OP.
9994 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9996 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9997 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9999 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
10000 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
10002 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10005 * config/i386/i386.c (SECTION_LARGE): Define.
10006 (x86_64_elf_select_section): Set it for large data/bss sections.
10007 Only clear SECTION_WRITE for .lrodata.
10008 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
10010 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
10011 * varasm.c (default_elf_asm_named_section): Grow flagchars.
10012 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
10014 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
10015 * doc/tm.texi: Regenerate.
10017 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10020 * configure.ac (--enable-checking): Document extra flag, for
10021 non-release builds default to --enable-checking=yes,extra.
10022 If misc checking and extra checking, define CHECKING_P to 2 instead
10024 * common.opt (fchecking=): Add.
10025 * doc/invoke.texi (-fchecking=): Document.
10026 * doc/install.texi: Document --enable-checking changes.
10027 * configure: Regenerated.
10028 * config.in: Regenerated.
10030 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10032 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
10033 attribute instead of which_alternative.
10034 * config/i386/sse.md (*mov<mode>_internal): Ditto.
10035 Use EXT_REX_SSE_REG_P where appropriate.
10037 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10039 * config/i386/predicates.md (const0_operand): Do not match
10040 const_wide_int code.
10041 (const1_operand): Ditto.
10043 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10045 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
10046 for SSE constm1 operands and TARGET_AVX512VL.
10047 (*movti_internal): Ditto.
10048 (*mov<mode>_or): Use constm1_operand predicate.
10049 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
10050 for SSE vector_all_ones operands and TARGET_AVX512VL.
10051 * config/i386/predicates.md (constm1_operand): New predicate.
10052 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
10053 emission of constant -1 load.
10055 2016-04-25 Jason Merrill <jason@redhat.com>
10057 * gdbinit.in: Skip is-a.h.
10059 * attribs.c (register_scoped_attributes): Fix logic.
10060 * attribs.h: Declare register_scoped_attributes.
10062 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10064 * config/rs6000/rs6000-builtin.def: Correct pasto error for
10065 stxvd2x and stxvw4x built-in functions.
10067 2016-04-25 DJ Delorie <dj@redhat.com>
10069 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
10070 (ashrhi3): Likewise.
10071 (lshrhi3): Likewise.
10073 2016-04-25 Richard Biener <rguenther@suse.de>
10075 PR tree-optimization/70780
10076 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
10077 wasn't visited yet.
10078 (compute_antic): Mark blocks with abnormal preds as visited as
10079 they have a final empty antic-in solution already.
10081 2016-04-25 Michael Collison <michael.collison@linaro.org>
10083 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
10085 2016-04-25 Michael Collison <michael.collison@linaro.org>
10087 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
10088 mode is VQI to improve mixed mode vectorization.
10089 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
10090 define_insn to match low half of signed vaddw.
10091 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
10092 define_insn to match high half of signed vaddw.
10093 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
10094 define_insn to match low half of unsigned vaddw.
10095 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
10096 define_insn to match high half of unsigned vaddw.
10097 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
10098 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10099 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
10101 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10102 * config/arm/predicates.md (vect_par_constant_high): Support
10103 big endian and simplify by calling
10104 arm_simd_check_vect_par_cnst_half
10105 (vect_par_constant_low): Likewise.
10107 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10109 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
10110 predicate for operand 2.
10112 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
10113 H.J. Lu <hongjiu.lu@intel.com>
10115 * config/i386/i386-protos.h (standard_sse_constant_p): Add
10116 machine_mode argument.
10117 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
10118 constm1_rtx operands. For VOIDmode constants, get mode from
10119 pred_mode. Check mode size if the mode is supported by ABI.
10120 (standard_sse_constant_opcode): Do not use standard_constant_p.
10121 Strictly check ABI support for all-ones operands.
10122 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
10123 immediates. Update calls to standard_sse_constant_p.
10124 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
10125 (ix86_rtx_costs): Ditto.
10126 * config/i386/i386.md (*movxi_internal_avx512f): Use
10127 nonimmediate_or_sse_const_operand instead of vector_move_operand.
10128 Use (v,BC) alternative instead of (v,C). Use register_operand
10129 checks instead of MEM_P.
10130 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
10131 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
10132 isa attribute. Use register_operand checks instead of MEM_P.
10133 (*movti_internal): Use nonimmediate_or_sse_const_operand for
10134 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
10135 alternative and corresponding sse2 isa attribute.
10136 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
10137 to standard_sse_constant_p.
10138 (FP constant splitters): Ditto.
10139 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
10141 * config/i386/predicates.md (constm1_operand): Remove.
10142 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
10143 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
10144 vector_all_ones_operand instead of constm1_operand.
10146 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10148 * print-rtl.c (print_rtx_insn_vec): New function.
10149 * print-rtl.h: New prototype.
10150 * store-motion.c (struct st_expr): Make avail_stores a vector.
10151 (st_expr_entry): Adjust.
10152 (free_st_expr_entry): Likewise.
10153 (print_store_motion_mems): Likewise.
10154 (find_moveable_store): Likewise.
10155 (compute_store_table): Likewise.
10156 (delete_store): Likewise.
10157 (build_store_vectors): Likewise.
10159 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10161 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
10163 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10165 * vec.h (vec_safe_contains): New function.
10166 (vec::contains): Likewise.
10167 (vec::begin): Likewise.
10168 (vec::end): Likewise.
10170 2016-04-23 Jakub Jelinek <jakub@redhat.com>
10173 * cfgexpand.c (expand_stack_vars): Fix typo.
10175 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10177 * system.h (list, map, set, vector): Include conditionally.
10178 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
10179 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
10180 * ipa-icf.c (INCLUDE_LIST): Define.
10181 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
10182 * config/sh/sh.c (INCLUDE_VECTOR): Define.
10183 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
10184 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
10185 * cp/logic.cc (INCLUDE_LIST): Define.
10186 * fortran/trans-common.c (INCLUDE_MAP): Define.
10188 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10190 * auto-profile.c: Remove <string.h> include.
10191 * ipa-icf-gimple.c: Remove <list> include.
10192 * diagnostic.c: Remove <new> include.
10193 * genmatch.c: Likewise.
10194 * pretty-print.c: Likewise.
10195 * toplev.c: Likewise
10196 * c/c-objc-common.c: Likewise.
10197 * cp/error.c: Likewise.
10198 * fortran/error.c: Likewise.
10200 2016-04-22 Richard Biener <rguenther@suse.de>
10202 * lto-streamer-in.c (input_ssa_names): Do not allocate
10203 GIMPLE_NOP for all SSA names.
10204 * lto-streamer-out.c (output_ssa_names): Do not output
10205 SSA names that should have been released.
10207 2016-04-22 Richard Biener <rguenther@suse.de>
10209 PR tree-optimization/70740
10210 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
10213 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
10216 * config/i386/predicates.md (call_insn_operand): Replace
10217 sibcall_memory_operand with memory_operand.
10219 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
10221 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
10222 has_single_use() tests.
10223 (register_edge_assert_for_1): Likewise.
10224 (find_assert_locations_1): Check the liveness bitmap instead of
10225 checking has_single_use().
10227 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
10230 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
10231 Extract AVX-512BW constraint from AVX.
10233 2016-04-21 Richard Biener <rguenther@suse.de>
10235 PR tree-optimization/70725
10236 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
10237 for phi_convertible_by_degenerating_args.
10238 (predicate_all_scalar_phis): Handle single-argument PHIs.
10240 2016-04-21 Richard Biener <rguenther@suse.de>
10242 PR middle-end/70747
10243 * fold-const.c (fold_comparison): Return properly typed
10246 2016-04-21 Bin Cheng <bin.cheng@arm.com>
10248 PR tree-optimization/70715
10249 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10250 after expanding BASE using expand_simple_operations.
10252 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10254 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
10255 New transformations.
10257 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10259 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
10261 2016-04-20 Jan Hubicka <jh@suse.cz>
10263 * ipa-inline.c (can_inline_edge_p): Pass caller info to
10264 ultiimate_alias_target.
10265 (update_callee_keys): Likewise.
10266 (lookup_recursive_calls): Likewise.
10267 (speculation_useful_p): Likewise.
10269 2016-04-20 Jan Hubicka <jh@suse.cz>
10272 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
10273 (set_nothrow_flag_1): ... this; handle interposition correctly;
10274 recurse on aliases and thunks.
10275 (cgraph_node::set_nothrow_flag): New.
10276 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
10277 functions compiled with non-call exceptions that binds to current
10279 (propagate_nothrow): Be safe WRT interposition.
10280 * cgraph.h (set_nothrow_flag): Update prototype.
10282 2016-04-18 Jan Hubicka <jh@suse.cz>
10284 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10285 max_loop_iterations_int.
10286 (tree_unswitch_outer_loop): Likewise.
10288 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10290 PR tree-optimization/69489
10291 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
10292 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
10293 Revise dump message.
10294 (if_convertible_bb_p): Remove check on edge count of basic block's
10297 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10299 PR tree-optimization/56625
10300 PR tree-optimization/69489
10301 * tree-data-ref.h (DR_INNERMOST): New macro.
10302 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
10303 hashing struct innermost_loop_behavior.
10304 (ref_DR_map): Remove.
10305 (innermost_DR_map): New map.
10306 (baseref_DR_map): Revise comment.
10307 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
10308 to innermost_DR_map accroding to its innermost loop behavior.
10309 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
10310 to its innermost loop behavior.
10311 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
10312 Add initialization for innermost_DR_map. Record memory reference
10313 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
10314 have innermost loop behavior.
10315 (if_convertible_loop_p): Remove release for ref_DR_map. Release
10318 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
10320 * config/i386/i386.md (*lea<mode>_general_1): Rename from
10321 *lea_general_1. Use explicit SWI12 mode interator.
10322 (*lea<mode>_general_2): Rename from *lea_general_2.
10323 Use explicit SWI12 mode interator.
10324 (*lea<mode>_general_3): Rename from *lea_general_3.
10325 Use explicit SWI12 mode interator.
10326 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
10327 Use explicit SWI12 mode interator.
10328 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
10329 Use explicit SWI48 mode interator.
10331 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10333 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10334 Short-cut unaligned load and store cases. Handle all integer
10336 (ix86_expand_vector_move_misalign): Short-cut unaligned load
10337 and store cases. Call ix86_avx256_split_vector_move_misalign
10338 directly without checking mode class.
10340 2016-04-20 Andrew Pinski <apinski@cavium.com>
10341 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10344 * config/aarch64/aarch64.md (sibcall): Force call
10345 address to be DImode for ILP32.
10346 (sibcall_value): Likewise.
10348 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10350 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
10352 2016-04-20 Richard Biener <rguenther@suse.de>
10354 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
10355 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
10356 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
10357 (maybe_push_res_to_seq): Adjust.
10358 * gimple-fold.c (maybe_build_generic_op): Likewise.
10360 2016-04-20 Marek Polacek <polacek@redhat.com>
10362 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
10365 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
10367 * config/i386/sse.md (vec_unpacks_lo_hi): Always
10368 use kmovw to support AVX512F target.
10370 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10372 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
10374 2016-04-20 Marek Polacek <polacek@redhat.com>
10376 PR tree-optimization/70725
10377 * tree-if-conv.c (is_false_predicate): New function.
10378 (predicate_mem_writes): Use it.
10380 2016-04-20 Richard Biener <rguenther@suse.de>
10382 PR tree-optimization/70726
10383 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
10384 shift amounts from a pattern stmt operand.
10386 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10389 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
10390 stack_restore_from_fpr pattern when restoring r15.
10391 (s390_optimize_prologue): Strip away the memory barrier in the
10392 parallel when trying to get rid of restore insns.
10393 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
10394 definition for loading the stack pointer from an FPR. Compared to
10395 the normal move insn this pattern includes a full memory barrier.
10397 2016-04-19 Jakub Jelinek <jakub@redhat.com>
10399 PR middle-end/70680
10400 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
10401 implicitly linear or lastprivate iterator on the outer context.
10403 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10405 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
10407 * config/i386/i386.md (ssememalign): Removed.
10408 * config/i386/sse.md: Remove ssememalign attribute from patterns.
10410 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10413 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
10414 const short * to __builtin_ia32_loaddquhi512_mask.
10415 (_mm512_maskz_loadu_epi16): Likewise.
10416 (_mm512_mask_storeu_epi16): Pass short * to
10417 __builtin_ia32_storedquhi512_mask.
10418 (_mm512_mask_loadu_epi8): Pass const char * to
10419 __builtin_ia32_loaddquqi512_mask.
10420 (_mm512_maskz_loadu_epi8): Likewise.
10421 (_mm512_mask_storeu_epi8): Pass char * to
10422 __builtin_ia32_storedquqi512_mask.
10423 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
10424 const double * to __builtin_ia32_loadupd512_mask.
10425 (_mm512_mask_loadu_pd): Likewise.
10426 (_mm512_maskz_loadu_pd): Likewise.
10427 (_mm512_storeu_pd): Pass double * to
10428 __builtin_ia32_storeupd512_mask.
10429 (_mm512_mask_storeu_pd): Likewise.
10430 (_mm512_loadu_ps): Pass const float * to
10431 __builtin_ia32_loadups512_mask.
10432 (_mm512_mask_loadu_ps): Likewise.
10433 (_mm512_maskz_loadu_ps): Likewise.
10434 (_mm512_storeu_ps): Pass float * to
10435 __builtin_ia32_storeups512_mask.
10436 (_mm512_mask_storeu_ps): Likewise.
10437 (_mm512_mask_loadu_epi64): Pass const long long * to
10438 __builtin_ia32_loaddqudi512_mask.
10439 (_mm512_maskz_loadu_epi64): Likewise.
10440 (_mm512_mask_storeu_epi64): Pass long long *
10441 to __builtin_ia32_storedqudi512_mask.
10442 (_mm512_loadu_si512): Pass const int * to
10443 __builtin_ia32_loaddqusi512_mask.
10444 (_mm512_mask_loadu_epi32): Likewise.
10445 (_mm512_maskz_loadu_epi32): Likewise.
10446 (_mm512_storeu_si512): Pass int * to
10447 __builtin_ia32_storedqusi512_mask.
10448 (_mm512_mask_storeu_epi32): Likewise.
10449 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
10450 char * to __builtin_ia32_storedquqi256_mask.
10451 (_mm_mask_storeu_epi8): Likewise.
10452 (_mm256_mask_loadu_epi16): Pass const short * to
10453 __builtin_ia32_loaddquhi256_mask.
10454 (_mm256_maskz_loadu_epi16): Likewise.
10455 (_mm_mask_loadu_epi16): Pass const short * to
10456 __builtin_ia32_loaddquhi128_mask.
10457 (_mm_maskz_loadu_epi16): Likewise.
10458 (_mm256_mask_loadu_epi8): Pass const char * to
10459 __builtin_ia32_loaddquqi256_mask.
10460 (_mm256_maskz_loadu_epi8): Likewise.
10461 (_mm_mask_loadu_epi8): Pass const char * to
10462 __builtin_ia32_loaddquqi128_mask.
10463 (_mm_maskz_loadu_epi8): Likewise.
10464 (_mm256_mask_storeu_epi16): Pass short * to.
10465 __builtin_ia32_storedquhi256_mask.
10466 (_mm_mask_storeu_epi16): Pass short * to.
10467 __builtin_ia32_storedquhi128_mask.
10468 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10469 const double * to __builtin_ia32_loadupd256_mask.
10470 (_mm256_maskz_loadu_pd): Likewise.
10471 (_mm_mask_loadu_pd): Pass onst double * to
10472 __builtin_ia32_loadupd128_mask.
10473 (_mm_maskz_loadu_pd): Likewise.
10474 (_mm256_mask_storeu_pd): Pass double * to
10475 __builtin_ia32_storeupd256_mask.
10476 (_mm_mask_storeu_pd): Pass double * to
10477 __builtin_ia32_storeupd128_mask.
10478 (_mm256_mask_loadu_ps): Pass const float * to
10479 __builtin_ia32_loadups256_mask.
10480 (_mm256_maskz_loadu_ps): Likewise.
10481 (_mm_mask_loadu_ps): Pass const float * to
10482 __builtin_ia32_loadups128_mask.
10483 (_mm_maskz_loadu_ps): Likewise.
10484 (_mm256_mask_storeu_ps): Pass float * to
10485 __builtin_ia32_storeups256_mask.
10486 (_mm_mask_storeu_ps): ass float * to
10487 __builtin_ia32_storeups128_mask.
10488 (_mm256_mask_loadu_epi64): Pass const long long * to
10489 __builtin_ia32_loaddqudi256_mask.
10490 (_mm256_maskz_loadu_epi64): Likewise.
10491 (_mm_mask_loadu_epi64): Pass const long long * to
10492 __builtin_ia32_loaddqudi128_mask.
10493 (_mm_maskz_loadu_epi64): Likewise.
10494 (_mm256_mask_storeu_epi64): Pass long long * to
10495 __builtin_ia32_storedqudi256_mask.
10496 (_mm_mask_storeu_epi64): Pass long long * to
10497 __builtin_ia32_storedqudi128_mask.
10498 (_mm256_mask_loadu_epi32): Pass const int * to
10499 __builtin_ia32_loaddqusi256_mask.
10500 (_mm256_maskz_loadu_epi32): Likewise.
10501 (_mm_mask_loadu_epi32): Pass const int * to
10502 __builtin_ia32_loaddqusi128_mask.
10503 (_mm_maskz_loadu_epi32): Likewise.
10504 (_mm256_mask_storeu_epi32): Pass int * to
10505 __builtin_ia32_storedqusi256_mask.
10506 (_mm_mask_storeu_epi32): Pass int * to
10507 __builtin_ia32_storedqusi128_mask.
10508 * config/i386/i386-builtin-types.def (PCSHORT): New.
10509 (PINT64): Likewise.
10510 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10511 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10512 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10513 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10514 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10515 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10516 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10517 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10518 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10519 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10520 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10521 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10522 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10523 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10524 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10525 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10526 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10527 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10528 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10529 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10530 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10531 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10532 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10533 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10534 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10535 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10536 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10537 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10538 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10539 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10540 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10541 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10542 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10543 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10544 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10545 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10546 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10547 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10548 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10549 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10550 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10551 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10552 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10553 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10554 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10555 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10556 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10557 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10558 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10560 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10561 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10563 (ix86_expand_vector_move_misalign): Likewise.
10564 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10565 to scalar function prototype for unaligned load/store builtins.
10566 (ix86_expand_special_args_builtin): Updated.
10567 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10568 (UNSPEC_STOREU): Likewise.
10569 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10570 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10571 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10572 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10573 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10574 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10575 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10576 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10577 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10578 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10579 (<avx512>_storedqu<mode>_mask): Likewise.
10580 (*sse4_2_pcmpestr_unaligned): Likewise.
10581 (*sse4_2_pcmpistr_unaligned): Likewise.
10582 (*mov<mode>_internal): Renamed to ...
10583 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10584 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10585 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10586 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10588 2016-04-19 Richard Biener <rguenther@suse.de>
10590 PR tree-optimization/70171
10591 * tree-ssa-phiprop.c: Include stor-layout.h.
10592 (phiprop_insert_phi): Handle the aggregate copy case.
10593 (propagate_with_phi): Likewise.
10595 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10597 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10598 instead of simplify_gen_subreg (... , 0).
10599 (ix86_delegitimize_address): Ditto.
10600 (ix86_split_divmod): Ditto.
10601 (ix86_split_copysign_const): Ditto.
10602 (ix86_split_copysign_var): Ditto.
10603 (ix86_expand_args_builtin): Ditto.
10604 (ix86_expand_round_builtin): Ditto.
10605 (ix86_expand_special_args_builtin): Ditto.
10606 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10607 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10608 (udivmodqi4): Ditto.
10609 (absneg splitters): Ditto.
10610 (*jcc_bt<mode>_1): Ditto.
10612 2016-04-19 Richard Biener <rguenther@suse.de>
10614 PR tree-optimization/70724
10615 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10616 restoring out from ...
10617 (free_scc_vn): ... here.
10618 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10619 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10621 (pass_fre::execute): Restore SSA info.
10623 2016-04-19 Richard Biener <rguenther@suse.de>
10625 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10626 * gimple-walk.c (walk_gimple_op): Initialize it.
10627 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10628 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10629 remapping SSA names of defs.
10630 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10633 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10635 PR middle-end/70689
10636 * lra-constraints.c (equiv_substition_p): New.
10637 (process_alt_operands): Use it.
10638 (swap_operands): Swap it.
10639 (curr_insn_transform): Update it.
10641 2016-04-18 Michael Matz <matz@suse.de>
10643 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10644 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10645 * tree-core.h (tree_type_common.align): Use bit-field.
10646 (tree_type_common.spare): New.
10647 (tree_decl_common.off_align): Make smaller.
10648 (tree_decl_common.align): Use bit-field.
10650 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10651 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10652 (scan_sharing_clauses): Ditto.
10653 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10654 (omp_finish_file): Ditto.
10655 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10656 (layout_decl): Ditto.
10657 (relayout_decl): Ditto.
10658 (finalize_record_size): Use SET_TYPE_ALIGN.
10659 (finalize_type_size): Ditto.
10660 (finish_builtin_struct): Ditto.
10661 (layout_type): Ditto.
10662 (initialize_sizetypes): Ditto.
10663 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10664 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10665 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10666 (get_chain_field): Ditto.
10667 (get_trampoline_type): Ditto.
10668 (get_nl_goto_field): Ditto.
10669 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10671 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10672 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10673 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10674 (build_qualified_type): Use SET_TYPE_ALIGN.
10675 (build_aligned_type, build_range_type_1): Ditto.
10676 (build_atomic_base): Ditto.
10677 (build_common_tree_nodes): Ditto.
10678 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10679 (expand_one_stack_var_at): Ditto.
10680 * coverage.c (build_var): Use SET_DECL_ALIGN.
10681 * except.c (init_eh): Ditto.
10682 * function.c (assign_parm_setup_block): Ditto.
10683 * symtab.c (increase_alignment_1): Ditto.
10684 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10685 * tree-vect-stmts.c (ensure_base_align): Ditto.
10686 * varasm.c (align_variable): Ditto.
10687 (assemble_variable): Ditto.
10688 (build_constant_desc): Ditto.
10689 (output_constant_def_contents): Ditto.
10691 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10692 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10693 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10694 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10695 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10697 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10700 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10701 replace %vmovsd with "%vmovq".
10702 (vec_concatv2df): Likewise.
10704 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10706 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10707 (*vec_extractv2si_0): Ditto.
10708 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10709 (zero_extended_scalar_load_operand splitters): Ditto.
10710 (vec_extract splitters): Ditto.
10711 (*vec_extractv4si_0_zext): Ditto.
10712 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10713 and lowpart_subreg.
10714 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10715 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10716 (*sse4_1_extractps): Use lowpart_subreg.
10717 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10719 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10721 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10723 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10724 Mention Solaris 11 packaging changes.
10725 Update gas and gld requirements.
10726 Remove reference to pre-Solaris 10 bug.
10727 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10729 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10732 2016-04-17 Jan Hubicka <jh@suse.cz>
10734 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10735 max_loop_iterations_int.
10737 2016-04-18 Richard Biener <rguenther@suse.de>
10739 PR tree-optimization/43434
10740 * tree-ssa-structalias.c (struct vls_data): New.
10741 (visit_loadstore): Handle all pointer-based accesses.
10742 (compute_dependence_clique): Compute a bitmap of restrict tags
10743 assigned bases and pass it to visit_loadstore.
10745 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10748 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10749 armv8.1-a and armv8.1-a+crc.
10751 2016-04-18 Richard Biener <rguenther@suse.de>
10753 PR tree-optimization/70701
10754 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10755 references after translating through a memcpy.
10757 2016-04-18 Richard Biener <rguenther@suse.de>
10759 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10760 (compute_antic): ... here. For partial antic use regular
10761 postorder and scrap iteration.
10762 (compute_partial_antic_aux): Remove unused return value.
10763 (init_pre): Do not allocate postorder.
10764 (fini_pre): Do not free postorder.
10766 2016-04-18 Richard Biener <rguenther@suse.de>
10768 PR middle-end/37870
10769 * expmed.c (extract_bit_field_1): Remove broken case
10770 using a wider MODE_INT mode.
10772 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10774 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10775 unless compiling with at least GCC-4.8.
10777 2016-04-17 Jan Hubicka <jh@suse.cz>
10780 * graphite.c (graphite_finalize): Update call to
10781 tree_estimate_probability.
10782 * predict.h (tree_estimate_probability): Update prototype.
10784 2016-04-17 Jan Hubicka <jh@suse.cz>
10786 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10787 (tree_estimate_probability): Likewise.
10788 (pass_profile::execute): Update.
10789 (report_predictor_hitrates): New function.
10790 * profile.c (compute_branch_probabilities): Use it.
10791 * predict.h (report_predictor_hitrates): Declare.
10793 2016-04-17 Jan Hubicka <jh@suse.cz>
10796 * cgraph.h (cgraph_node::set_const_flag,
10797 cgraph_node::set_pure_flag): Update prototype to return bool;
10799 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10800 of interposable symbol are interposable, too.
10801 (cgraph_set_const_flag_1): Rename to ...
10802 (set_const_flag_1): ... this one; change to self recursive function
10803 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10804 clearnig the flag in all variants and also virtual thunks of const
10805 functions are pure; track if any change was done.
10806 (cgraph_node::set_const_flag): Update.
10807 (struct set_pure_flag_info): New struct.
10808 (cgraph_set_pure_flag_1): Rename to ...
10809 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10810 rather than pointer encoded flags; track if any changes was done;
10811 handle correctly clearning flag and setting flag of aliases already
10813 (cgraph_node::set_pure_flag): Update.
10814 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10816 2016-04-17 Tom de Vries <tom@codesourcery.com>
10819 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10820 backslash in label.
10822 2016-04-17 Tom de Vries <tom@codesourcery.com>
10824 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10825 '{}<> ' as escape-for-record.
10827 2016-04-17 Tom de Vries <tom@codesourcery.com>
10829 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10832 2016-04-17 Tom de Vries <tom@codesourcery.com>
10835 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10836 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10837 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10838 * passes.c (finish_optimization_passes): Only call
10839 finish_graph_dump_file if dfi->graph_dump_initialized.
10840 (execute_function_dump, pass_init_dump_file): Use
10841 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10843 2016-04-17 Tom de Vries <tom@codesourcery.com>
10845 PR tree-optimization/70256
10846 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10847 (debug_varmap): New function.
10849 2016-04-17 Tom de Vries <tom@codesourcery.com>
10852 * passes.c (pass_manager::register_pass): Propagate pflags.
10854 2016-04-17 Tom de Vries <tom@codesourcery.com>
10857 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10858 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10859 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10860 check if it's equal to p_start.
10861 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10863 2016-04-15 Jan Hubicka <jh@suse.cz>
10866 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10867 function does not bind to current def.
10868 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10869 handle conservatively calls to functions that does not need to bind
10871 (check_call): Update call of worse_state.
10872 (ignore_edge_for_nothrow): Update.
10873 (ignore_edge_for_pure_const): Likewise.
10874 (propagate_pure_const): Update calls to worse_state.
10875 (skip_function_for_local_pure_const): Reformat comments.
10877 2016-04-15 Jan Hubicka <jh@suse.cz>
10880 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10881 (cgraph_node::function_symbol): Likewise.
10882 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10883 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10884 (symtab_node::ultimate_alias_target): Add REF parameter.
10885 (symtab_node::binds_to_current_def_p): Declare.
10886 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10887 (cgraph_node::function_symbol): Likewise.
10888 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10889 (cgraph_node::get_availability): Likewise.
10890 (cgraph_edge::binds_to_current_def_p): New inline function.
10891 (varpool_node::get_availability): Add REF parameter.
10892 (varpool_node::ultimate_alias_target): Likewise.
10893 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10894 (symtab_node::binds_to_current_def_p): Likewise.
10895 * varpool.c (varpool_node::get_availability): Likewise.
10897 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10900 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10901 Fix mode size check.
10903 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10905 * BASE-VER: Set to 7.0.0.
10907 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10909 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10911 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10913 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10914 architecture revisions.
10916 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10918 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10919 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10920 * config/i386/i386.md (stack decrement to push peepholes): Guard
10921 with !x86_using_red_zone ().
10923 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10926 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10927 to dump_generic_node.
10928 (NIY): Pass also flags to do_niy.
10930 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10932 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10933 (simd_clone_vector_of_formal_parm_types)
10934 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10935 (simd_clone_mangle, simd_clone_create)
10936 (simd_clone_adjust_return_type, create_tmp_simd_array)
10937 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10938 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10939 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10940 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10941 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10942 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10943 * omp-simd-clone.c: ... this new file.
10944 (simd_clone_vector_of_formal_parm_types): Make it static.
10945 * Makefile.in (OBJS): Add omp-simd-clone.o.
10947 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10950 * config/i386/sse.md: Use proper memory operand modifiers.
10953 2016-04-15 Richard Biener <rguenther@suse.de>
10954 Alan Modra <amodra@gmail.com>
10956 PR tree-optimization/70130
10957 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10958 when alignment stays not the same and no not use the realign
10961 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10964 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10965 direct move handlers for KFmode. Change TFmode handlers test from
10966 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10968 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10971 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10972 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10973 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10974 * tree-ssa-live.c (remove_unused_scope_block_p): When
10975 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10976 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10977 block_ultimate_origin is FUNCTION_DECL.
10978 (remove_unused_locals): If current_function_decl is
10979 polymorphic_ctor_dtor_p, pass initial true to
10980 remove_unused_scope_block_p' is_ctor_dtor_block.
10982 2016-04-14 Martin Sebor <msebor@redhat.com>
10987 * doc/extend.texi (Variable Length): Revert.
10989 2016-04-14 Marek Polacek <polacek@redhat.com>
10990 Jan Hubicka <hubicka@ucw.cz>
10993 * tree.c (verify_type): Disable the canonical type of main variant
10996 2016-04-14 Jason Merrill <jason@redhat.com>
10998 * cfgexpand.c, expr.c: Revert previous change.
11000 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
11002 PR middle-end/70643
11003 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
11004 when building a mem ref for the incoming reduction variable.
11006 2016-04-14 Richard Biener <rguenther@suse.de>
11008 PR tree-optimization/70614
11009 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
11010 loop if the evolution dropped to chrec_dont_know.
11011 (interpret_condition_phi): Likewise.
11013 2016-04-14 Richard Biener <rguenther@suse.de>
11015 PR tree-optimization/70623
11016 * tree-ssa-pre.c (changed_blocks): Make global ...
11017 (compute_antic): ... local here. Move and fix worklist
11018 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
11019 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
11020 worklist handling, dump when ANTIC_IN changed.
11021 (compute_partial_antic_aux): Remove worklist handling.
11022 (init_pre): Do not compute post dominators. Add a comment about
11023 the CFG order chosen.
11024 (fini_pre): Do not free post dominators.
11026 2016-04-13 Martin Sebor <msebor@redhat.com>
11031 * doc/extend.texi (Variable Length): Document C++ specifics.
11033 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11036 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
11037 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
11038 eh edges have been purged.
11041 * tree-sra.c (create_access_replacement,
11042 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
11044 * tree-pretty-print.c (dump_fancy_name): New function.
11045 (dump_decl_name, dump_generic_node): Use it.
11047 2016-04-13 Jason Merrill <jason@redhat.com>
11049 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
11050 * expr.c (expand_expr_real_1): Likewise.
11052 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
11054 * config/i386/i386.md (kunpckhi): Swap operands.
11055 (kunpcksi): Likewise.
11056 (kunpckdi): Likewise.
11057 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
11058 (vec_pack_trunc_<mode>): Likewise.
11060 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11063 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
11065 PR middle-end/70633
11066 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
11067 gimplification turns some element into non-constant.
11070 * rtl.h (convert_memory_address_addr_space_1): New prototype.
11071 * explow.c (convert_memory_address_addr_space_1): No longer static,
11072 add NO_EMIT argument and don't call convert_modes if true, pass
11073 it down recursively, remove break after return.
11074 (convert_memory_address_addr_space): Adjust caller.
11075 * simplify-rtx.c (simplify_unary_operation_1): Call
11076 convert_memory_address_addr_space_1 instead of convert_memory_address,
11077 if it returns NULL, don't simplify.
11079 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
11082 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
11084 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11086 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11087 Bump the upper SIMDLEN limits, so that if the return type or
11088 characteristic type if the return type is void can be passed in
11089 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
11092 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11095 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
11096 Do not use "=" constraint on an input constraint.
11097 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
11098 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
11099 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
11100 generates (neg (abs ...)) instead of (abs ...).
11102 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11104 PR rtl-optimization/70596
11105 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
11106 just invalidate LRA data and reset them. Adjust dump wording.
11108 2016-04-12 Martin Liska <mliska@suse.cz>
11111 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11113 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11115 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11116 max_loop_iterations_int.
11117 (tree_unswitch_outer_loop): Likewise.
11118 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11119 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11121 2016-04-12 Tom de Vries <tom@codesourcery.com>
11123 PR tree-optimization/68756
11124 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
11125 instead of new_name.
11127 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11129 PR tree-optimization/70602
11130 * tree-sra.c (generate_subtree_copies): Don't write anything into
11131 constant pool decls.
11133 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
11134 regardless whether there are depend clauses or not.
11136 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11139 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
11140 target attribute and pragma from changing the -mfloat128
11141 and -mfloat128-hardware options.
11143 * doc/extend.texi (Additional Floating Types): Document PowerPC
11144 __float128 restrictions.
11146 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11149 * config/aarch64/driver-aarch64.c
11150 (aarch64_get_extension_string_for_isa_flags): New.
11151 (arch_extension): Rename to...
11152 (aarch64_arch_extension): ...This.
11153 (ext_to_feat_string): Rename to...
11154 (aarch64_extensions): ...This.
11155 (aarch64_core_data): Keep track of architecture extension flags.
11156 (cpu_data): Rename to...
11157 (aarch64_cpu_data): ...This.
11158 (aarch64_arch_driver_info): Keep track of architecture extension
11160 (get_arch_name_from_id): Rename to...
11161 (get_arch_from_id): ...This, change return type.
11162 (host_detect_local_cpu): Update and reformat for renames, handle
11163 extensions through common infrastructure.
11165 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11168 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
11169 track of a canonical flag name.
11170 (all_extensions): Likewise.
11171 (arch_to_arch_name): Also track extension flags enabled by the arch.
11172 (all_architectures): Likewise.
11173 (aarch64_parse_extension): Move to here.
11174 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
11176 (aarch64_rewrite_selected_cpu): Update for above change.
11177 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
11178 are handled, such that the single explicit value enabled by an
11179 extension is kept seperate from the implicit values it also enables.
11180 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
11182 (aarch64_parse_extension): New.
11183 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
11184 here to config/aarch64/aarch64-protos.h.
11185 (aarch64_parse_extension): Move from here to
11186 common/config/aarch64/aarch64-common.c.
11187 (aarch64_option_print): Update.
11188 (aarch64_declare_function_name): Likewise.
11189 (aarch64_start_file): Likewise.
11190 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
11191 the canonical flag for extensions.
11192 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
11195 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11197 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
11200 2016-04-09 Tom de Vries <tom@codesourcery.com>
11202 PR tree-optimization/68953
11203 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
11204 first to last subscript.
11206 2016-04-09 Jakub Jelinek <jakub@redhat.com>
11208 PR tree-optimization/70586
11209 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
11212 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
11216 PR tree-optimization/70373
11217 PR middle-end/70533
11218 PR middle-end/70534
11219 PR middle-end/70535
11220 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
11221 clauses for acc parallel reductions as necessary. Error on those
11223 * omp-low.c (scan_sharing_clauses): Don't install variables which
11224 are used in acc parallel reductions.
11225 (lower_rec_input_clauses): Remove dead code.
11226 (lower_oacc_reductions): Add support for reference reductions.
11227 (lower_reduction_clauses): Remove dead code.
11228 (lower_omp_target): Don't remap variables appearing in acc parallel
11230 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
11232 2016-04-08 Jakub Jelinek <jakub@redhat.com>
11234 PR middle-end/70593
11235 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
11236 with multiple SSA_NAME defs, force the outputs other than first
11237 to be live before calling live_track_process_def on each output.
11239 PR rtl-optimization/70574
11240 * fwprop.c (forward_propagate_and_simplify): Don't add
11241 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
11242 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
11243 paradoxical subregs within *loc.
11245 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
11247 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
11248 -ftree-parallelize-loops={0,1}.
11249 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
11250 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
11251 * config/ia64/hpux.h (LIB_SPEC): Likewise.
11252 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11253 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
11255 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
11258 * asan.c (instrument_derefs): If we get unknown location, extract it
11259 with EXPR_LOCATION.
11260 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
11262 2016-04-08 Tom de Vries <tom@codesourcery.com>
11264 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
11265 implicit firstprivate clause.
11267 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11270 * config/arm/thumb2.md (tst + branch-> lsls + branch
11271 peephole below *orsi_not_shiftsi_si): Require that condition
11272 register is dead after the peephole.
11273 (second peephole after the above): Likewise.
11275 2016-04-08 Alan Modra <amodra@gmail.com>
11278 * builtins.c (fold_builtin_classify): For IBM extended precision,
11279 look at just the high-order double to test for NaN.
11280 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
11281 test just the high double for Inf but both doubles for subnormal
11284 2016-04-07 Jakub Jelinek <jakub@redhat.com>
11286 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
11287 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
11288 node->simdclone->mask_mode != VOIDmode masks.
11289 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
11290 earlier, use it instead of node->simdclone.
11291 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11292 Set clonei->mask_mode.
11294 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11297 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
11298 Pass it through to cp_parser_already_scoped_statement.
11299 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
11300 it through to cp_parser_statement.
11301 (cp_parser_statement): Pass IF_P through to
11302 cp_parser_iteration_statement.
11303 (cp_parser_pragma): Adjust call to
11304 cp_parser_iteration_statement.
11306 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11309 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
11310 resolve a future -Wparentheses warning.
11311 * omp-low.c (scan_sharing_clauses): Likewise.
11312 * tree-parloops.c (eliminate_local_variables): Likewise.
11314 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
11316 PR rtl-optimization/70398
11317 * lra-constraints.c (process_address_1): Check zero scale and code
11318 for reloading with zero scale.
11320 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
11322 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
11323 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
11325 2016-04-06 Jakub Jelinek <jakub@redhat.com>
11327 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11328 Add support for AVX512F clones, include them by default for
11329 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
11330 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
11333 PR middle-end/70550
11334 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
11335 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
11336 firstprivate clauses.
11337 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
11338 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
11339 (lower_omp_target): Set TREE_NO_WARNING for
11340 non-addressable possibly uninitialized vars which are copied into
11341 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
11343 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
11345 * config/pa/predicates.md (integer_store_memory_operand): Accept
11346 REG+D operands with a large offset when reload_in_progress is true.
11347 (floating_point_store_memory_operand): Likewise.
11349 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11352 * match.pd (nested int casts): Limit to GIMPLE.
11354 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
11357 * ipa-devirt.c (maybe_record_node): Fix comment; use
11358 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
11360 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11362 PR rtl-optimization/70542
11363 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
11364 if there are any uses other than insn or debug insns.
11366 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
11367 Jakub Jelinek <jakub@redhat.com>
11369 PR tree-optimization/70509
11370 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
11371 Shift HOST_WIDE_INT_1U instead of 1.
11373 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
11375 PR tree-optimization/70509
11376 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
11377 of the vector base type for index.
11379 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
11382 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
11384 2016-04-05 Richard Biener <rguenther@suse.de>
11386 PR tree-optimization/70526
11387 * tree-sra.c (build_ref_for_offset): Use prev_base to
11388 extract the alias pointer type.
11390 2016-04-05 Richard Biener <rguenther@suse.de>
11392 * dse.c (struct store_info): Remove alias_set member.
11393 (struct read_info_type): Likewise.
11394 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
11395 spill_deleted, clear_alias_set_lookup): Remove.
11396 (get_group_info): Remove dead base == NULL_RTX case.
11397 (dse_step0): Remove initialization of removed variables.
11398 (delete_dead_store_insn): Reomve alias set dumping.
11399 (free_read_records): Remove alias_set handling.
11400 (canon_address): Remove alias_set_out parameter.
11401 (record_store): Remove spill_alias_set, it's always zero.
11402 (check_mem_read_rtx): Likewise.
11403 (dse_step2): Rename from ...
11404 (dse_step2_nospill): ... this. Adjust.
11405 (scan_stores): Rename from ...
11406 (scan_stores_nospill): ... this.
11407 (scan_reads): Rename from ...
11408 (scan_reads_nospill): ... this.
11409 (scan_stores_spill, scan_reads_spill): Remove.
11410 (dse_step3_scan): Remove for_spills argument which is always false.
11411 (dse_step3): Likewise.
11412 (dse_step5): Rename from ...
11413 (dse_step5_nospill): ... this. Remove alias_set handling.
11414 (rest_of_handle_dse): Adjust.
11416 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11419 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
11420 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
11421 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
11422 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
11424 2016-04-05 Richard Biener <rguenther@suse.de>
11426 PR middle-end/70499
11427 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
11428 non-register type temporaries into SSA.
11430 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
11433 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
11434 calls when sanitizing.
11435 (possible_polymorphic_call_target_p): Fix formatting.
11437 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11438 Jakub Jelinek <jakub@redhat.com>
11440 PR middle-end/70457
11441 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
11442 to ensure a call statement is compatible with a built-in's
11444 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
11447 2016-04-04 Richard Biener <rguenther@suse.de>
11449 PR rtl-optimization/70484
11450 * rtl.h (canon_output_dependence): Declare.
11451 * alias.c (canon_output_dependence): New function.
11452 * dse.c (record_store): Use canon_output_dependence rather
11453 than canon_true_dependence.
11455 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11458 * cgraph.h (symtab_node::copy_visibility_from): New function.
11459 * symtab.c (symtab_node::copy_visibility_from): New function.
11460 * ipa-visibility.c (optimize_weakref): New function.
11461 (function_and_variable_visibility): Use it.
11463 2016-04-04 Martin Liska <mliska@suse.cz>
11466 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11467 value that is really in range handled by SBR instruction.
11468 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11469 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11470 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11472 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11476 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11477 set, but not for SP_REG operands.
11479 2016-04-02 Martin Sebor <msebor@redhat.com>
11482 * fold-const.c (maybe_nonzero_address): New function.
11483 (fold_comparison): Call it. Fold equality and relational
11484 expressions involving null pointers.
11485 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11487 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11489 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11490 the "Y" constraint (scalar FP 0.0 immediate).
11492 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11493 Add the "const_double" to the list of operand constraints.
11495 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11497 PR rtl-optimization/70467
11498 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11499 If low word of the last operand is 0, just emit addition/subtraction
11502 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11505 * config/s390/s390.c (s390_expand_insv): Check for everything
11506 constant instead of just VOIDmode stuff.
11508 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11511 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11513 2016-04-01 Nathan Sidwell <nathan@acm.org>
11515 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11517 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11519 PR rtl-optimization/70461
11520 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11523 2016-03-31 Martin Liska <mliska@suse.cz>
11526 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11527 a tree value or an immediate integer value to a buffer
11528 that is eventually copied to a BRIG section.
11529 (emit_immediate_operand): Call the function here.
11530 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11531 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11532 of class' fields that are removed.
11533 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11534 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11535 m_brig_repr_size fields.
11537 2016-03-31 Martin Liska <mliska@suse.cz>
11540 * hsa-gen.c (hsa_function_representation::update_dominance): New
11542 (convert_addr_to_flat_segment): Likewise.
11543 (gen_hsa_memory_set): New alignment argument.
11544 (gen_hsa_ctor_assignment): Likewise.
11545 (gen_hsa_insns_for_single_assignment): Provide alignment
11546 to gen_hsa_ctor_assignment.
11547 (gen_hsa_insns_for_direct_call): Add new argument.
11548 (expand_lhs_of_string_op): New function.
11549 (expand_string_operation_builtin): Likewise.
11550 (expand_memory_copy): New function.
11551 (expand_memory_set): New function.
11552 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11553 (convert_switch_statements): Change signature.
11554 (generate_hsa): Use a return value of the function.
11555 (pass_gen_hsail::execute): Do not call
11556 convert_switch_statements here.
11557 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11558 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11559 (hsa_function_representation::update_dominance): New function.
11561 2016-03-31 Martin Liska <mliska@suse.cz>
11564 * hsa-brig.c (emit_directive_variable): Emit alignment
11565 according to hsa_symbol::m_align.
11566 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11567 (dump_hsa_symbol): Dump alignment of HSA symbols.
11568 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11569 (gen_hsa_addr_with_align): New function.
11570 (hsa_bitmemref_alignment): Use newly added function.
11571 (gen_hsa_insns_for_load): Likewise.
11572 (gen_hsa_insns_for_store): Likewise.
11573 (gen_hsa_memory_copy): New argument added.
11574 (gen_hsa_insns_for_single_assignment): Respect
11575 alignment for assignments processed via gen_hsa_memory_copy.
11576 (gen_hsa_insns_for_direct_call): Likewise.
11577 (gen_hsa_insns_for_return): Likewise.
11578 (gen_function_def_parameters): Set default alignment.
11579 * hsa.c (hsa_object_alignment): New function.
11580 (hsa_byte_alignment): Pasted function.
11581 * hsa.h (hsa_symbol::m_align): New field.
11583 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11585 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11586 scratch field for goto case.
11588 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11590 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11592 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11595 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11596 (scalar_chain::convert_insn): Call convert_op for reg
11597 moves to handle undefined registers.
11599 2016-03-31 Nathan Sidwell <nathan@acm.org>
11602 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11603 Assert we don't want to move backwards.
11605 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11608 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11610 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11612 PR rtl-optimization/70460
11613 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11614 with operand from REG_LABEL_OPERAND, instead substitute
11615 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11616 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11618 2016-03-31 Martin Liska <mliska@suse.cz>
11620 * passes.c (execute_one_pass): Do not call
11621 todo_after for a discarded function.
11623 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11625 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11626 (no_cost, infinite_cost): Initialize the new field.
11627 (get_computation_cost_at): Record setup cost.
11628 (determine_use_iv_cost_address): Skip cost computation for sub
11629 uses if we can estimate it without losing accuracy.
11631 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11633 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11635 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11636 max_loop_iterations_int.
11637 (tree_unswitch_outer_loop): Likewise.
11638 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11639 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11641 2016-03-30 Richard Biener <rguenther@suse.de>
11643 PR middle-end/70450
11644 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11646 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11649 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11650 in gen_blendm expander.
11652 2016-03-30 Nick Clifton <nickc@redhat.com>
11655 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11656 case where we are already provided with an SImode SUBREG.
11658 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11661 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11662 conflict between DRAP register and __builtin_eh_return.
11664 2016-03-30 Michael Matz <matz@suse.de>
11665 Richard Biener <rguenther@suse.de>
11668 * ipa-polymorphic-call.c (struct type_change_info): Change
11669 speculative to an unsigned allowing to limit the work we do.
11670 (csftc_abort_walking_p): New inline function..
11671 (check_stmt_for_type_change): Limit the number of may-defs
11672 skipped for speculative devirtualization to
11673 max-speculative-devirt-maydefs.
11674 * params.def (max-speculative-devirt-maydefs): New param.
11675 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11677 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11680 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11683 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11685 PR tree-optimization/59124
11686 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11687 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11689 2016-03-29 Jeff Law <law@redhat.com>
11691 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11693 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11695 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11698 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11700 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11701 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11702 gcrt0.o if linking dynamically.
11704 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11707 * ipa-devirt.c (methods_equal_p): New function.
11708 (compare_virtual_tables): Use it.
11709 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11710 * cgraphclones.c (clone_function_name_1): Use
11711 symbol_table::symbol_suffix_separator.
11712 * coverage.c (build_var): Likewise.
11713 * symtab.c (symbol_table::symbol_suffix_separator): New.
11715 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11717 PR rtl-optimization/70429
11718 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11719 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11720 mode != result_mode.
11723 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11725 PR tree-optimization/70405
11726 * ssa-iterators.h (num_imm_uses): Add missing braces.
11728 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11730 PR rtl-optimization/68695
11731 * ira-color.c (allocno_copy_cost_saving): New.
11732 (improve_allocation): Use it.
11734 2016-03-29 Richard Henderson <rth@redhat.com>
11736 PR middle-end/70355
11737 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11739 2016-03-29 Richard Biener <rguenther@suse.de>
11741 PR middle-end/70424
11742 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11743 use alignment returned by get_pointer_alignment_1 if it is
11744 bigger than BITS_PER_UNIT.
11745 * builtins.c (get_pointer_alignment_1): Do not return true
11746 for alignment extracted from SSA info.
11748 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11750 * config/ft32/ft32.opt (mnodiv): New.
11751 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11752 * doc/invoke.texi (FT32 Options -mnodiv): New.
11754 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11757 * config/i386/i386.md (define_split, andn): Fix modes.
11759 2016-03-26 Richard Biener <rguenther@suse.de>
11760 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11763 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11765 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11766 as 2nd argument to cl_optimization_restore().
11768 2016-03-25 Richard Henderson <rth@redhat.com>
11771 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11772 * config/aarch64/aarch64-protos.h: Declare it.
11773 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11775 2016-03-25 Alan Modra <amodra@gmail.com>
11778 * config/rs6000/constraints.md (j): Simplify.
11779 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11781 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11782 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11783 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11784 in all constraint alternatives.
11785 (movtd_64bit_nodm): Delete "j" constraint alternative.
11787 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11789 * tree-ssa-propagate.c: Enhance docs for
11790 SSA_PROP_NOT_INTERESTING.
11792 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11794 * doc/extend.texi: Fix typo in documentation to pure attribute.
11796 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11799 * config/pa/pa.md (bswapdi2): Use a scratch register.
11801 2016-03-24 Richard Henderson <rth@redhat.com>
11803 PR middle-end/69845
11804 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11807 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11809 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11810 using ix86_expand_binary_operator instead of gen_andsi3.
11812 2016-03-24 Richard Biener <rguenther@suse.de>
11814 PR tree-optimization/70396
11815 * tree-vect-stmts.c (vectorizable_comparison): Use
11816 get_vectype_for_scalar_type.
11818 2016-03-24 Richard Biener <rguenther@suse.de>
11820 PR middle-end/70370
11821 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11822 with register bases.
11824 2016-03-24 Richard Biener <rguenther@suse.de>
11826 PR tree-optimization/70372
11827 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11828 build_all_ones_cst to also handle vector types correctly.
11830 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11833 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11836 2016-03-23 Marek Polacek <polacek@redhat.com>
11839 * doc/invoke.texi: Document -Wignored-attributes.
11841 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11843 PR tree-optimization/69042
11844 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11845 parameter from 30 to 40.
11847 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11849 PR tree-optimization/69042
11850 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11851 for use with constant offset stripped in base.
11853 2016-03-23 Richard Biener <rguenther@suse.de>
11855 PR middle-end/70251
11856 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11857 mode compatibility check.
11858 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11860 2016-03-23 Jeff Law <law@redhat.com>
11862 PR tree-optimization/64058
11863 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11865 (struct ssa_conflicts): Move up earlier in the file.
11866 (conflicts_, var_map_): New static variables.
11867 (initialize_conflict_count): New function to initialize the
11868 CONFLICT_COUNT field for each conflict pair.
11869 (compare_pairs): Lazily initialize the conflict count and use it
11870 as the first tie-breaker.
11871 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11872 and wipe conflicts_ and map_ around the call to qsort. Remove
11873 special case for 2 coalesce pairs.
11874 * bitmap.c (bitmap_count_unique_bits): New function.
11875 (bitmap_count_bits_in_word): New function, extracted from
11877 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11878 * bitmap.h (bitmap_count_unique_bits): Declare it.
11880 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11883 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11884 transparent alias chain for decl assembler name.
11885 * config/sol2.c (solaris_assemble_visibility): Likewise.
11887 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11889 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11891 (v10_fdivs): Likewise.
11892 (v10_fdivd): Likewise.
11894 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11897 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11898 to not call fclose twice on file.
11900 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11902 PR tree-optimization/70354
11903 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11904 oprnd0 is wider than oprnd1 and there is a cast from the wider
11905 type to oprnd1, mask it with the mask of the narrower type.
11908 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11909 Optimize TARGET_STV splitters, if high or low word of last argument
11912 2016-03-22 Jeff Law <law@redhat.com>
11915 tree-ssa-threadbackward.c
11916 (fsm_find_control_statement_thread_paths): Correctly distinguish
11917 between old style jump threads vs FSM jump threads.
11919 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11922 * config/i386/i386.c (scalar_chain::convert_op): Support
11923 uninitialized register usage case.
11925 2016-03-22 Richard Biener <rguenther@suse.de>
11927 PR middle-end/70251
11928 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11930 (capture::gen_transform): ... to change behavior when substituting
11931 a condition into cond or not-cond expr context.
11932 (dt_simplify::gen_1): Adjust.
11933 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11934 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11935 last change and instead change to
11936 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11937 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11939 2016-03-22 Anthony Green <green@moxielogic.com>
11941 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11942 issue for moxiebox targets.
11943 (CC1PLUS_SPEC): Ditto.
11945 2016-03-22 Richard Biener <rguenther@suse.de>
11947 PR middle-end/70333
11948 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11951 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11953 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11955 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11958 * config/i386/i386.c (def_builtin): Handle
11959 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11961 (const struct builtin_description bdesc_special_args[]):
11962 Remove duplicate ISA bits.
11964 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11967 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11968 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11969 in a way that works also for AVX512BW.
11972 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11973 instead of source if operands[1] is xmm16 and above and
11974 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11975 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11978 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11979 on assign if (*from_p) is a comparison, set it to
11980 TREE_NO_WARNING (*from_p).
11982 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11984 PR middle-end/70326
11985 * lra.c (restore_scratches): Ignore deleted insns.
11987 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11988 Jakub Jelinek <jakub@redhat.com>
11990 PR tree-optimization/70317
11991 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11994 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11997 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11998 of ix86_expand_move.
12000 (movti): Use general_operand for operand 1 predicate.
12002 2016-03-21 Martin Liska <mliska@suse.cz>
12004 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
12006 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
12008 2016-03-21 Martin Liska <mliska@suse.cz>
12011 * ipa-icf.c (sem_function::parse): Skip static
12012 constructors and destructors.
12014 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12017 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
12018 function-like macro, peek following token(s) if it is followed
12019 by CPP_OPEN_PAREN token with optional padding in between, and
12020 if not, don't treat it like a macro.
12022 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
12023 Alexander Monakov <amonakov@ispras.ru>
12025 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
12026 for the stabs debug format.
12028 2016-03-21 Richard Biener <rguenther@suse.de>
12030 PR tree-optimization/70310
12031 * tree-vect-generic.c (expand_vector_condition): Fold the built
12034 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
12037 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
12038 Block third alternative for AVX-512VL target,
12040 2016-03-21 Martin Liska <mliska@suse.cz>
12043 * hsa-brig.c (emit_function_directives): Mark unemitted
12044 global variables for emission.
12045 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
12046 (get_symbol_for_decl): Likewise.
12047 * hsa.h (struct hsa_symbol): New flag.
12049 2016-03-21 Richard Biener <rguenther@suse.de>
12051 PR tree-optimization/70288
12052 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
12053 we do not estimate unsimplified all-constant conditionals or
12054 switches as optimized away.
12056 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
12058 PR rtl-optimization/69102
12059 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
12060 when we have a readonly dependency context.
12062 2016-03-18 Jeff Law <law@redhat.com>
12064 PR rtl-optimization/70263
12065 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
12066 (update_equiv_regs): When trying to move a store to after the insn
12067 that sets the source of the store, make sure the store occurs after
12068 the insn that sets the source of the store. When successful note
12069 the REG_EQUIV note created in the dump file.
12071 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
12072 Bernd Schmidt <bschmidt@redhat.com>
12074 * doc/extend.texi: Document more potential problems with basic asms.
12076 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
12078 PR rtl-optimization/70278
12079 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
12082 2016-03-18 Jason Merrill <jason@redhat.com>
12084 * calls.c (load_register_parameters): Fix zero size sibcall logic.
12086 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
12088 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
12089 values to 128b regs.
12091 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12093 PR tree-optimization/70252
12094 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
12095 boolean vector has a proper number of elements.
12096 (supportable_narrowing_operation): Likewise.
12098 2016-03-18 Tom de Vries <tom@codesourcery.com>
12101 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
12103 2016-03-18 Jakub Jelinek <jakub@redhat.com>
12105 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
12106 instead of replace_rtx for DEBUG_INSNs.
12108 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12110 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
12111 load type reservations.
12113 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
12116 * config/pa/constraints.md: Revert 2015-02-13 change. Use
12117 define_constraint for "Q" and "T" constraints.
12119 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
12121 Tweak the pipeline model for Exynos M1
12123 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
12126 2016-03-17 David Malcolm <dmalcolm@redhat.com>
12129 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
12130 where one or both locations aren't within a line_map.
12132 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
12135 * opts.c (finish_options): Don't set flag_pie to the default if
12136 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
12139 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
12141 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
12142 true as ALL_REGS argument to replace_rtx.
12144 2016-03-17 Richard Biener <rguenther@suse.de>
12147 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
12150 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12153 * rtl.h (replace_rtx): Add ALL_REGS argument.
12154 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
12155 equality and assert mode is the same, instead of just rtx pointer
12157 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
12158 true as ALL_REGS argument to replace_rtx.
12160 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
12162 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
12163 for boolean vector with vector mode only.
12164 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12166 2016-03-17 Nick Clifton <nickc@redhat.com>
12169 * config/rx/rx.c (rx_print_integer): Print negative constants in
12172 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12175 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
12177 2016-03-16 Richard Henderson <rth@redhat.com>
12178 Richard Biener <rguenth@suse.de>
12180 PR middle-end/70240
12181 PR middle-end/68215
12183 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
12184 first operand as is_gimple_condexpr.
12186 PR middle-end/70240
12187 PR middle-end/68215
12189 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
12190 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
12191 Do not gimplify the result.
12192 (do_unop): Adjust call to tree_vec_extract.
12193 (do_binop): Likewise.
12194 (do_compare): Likewise.
12195 (do_plus_minus): Likewise.
12196 (do_negate): Likewise.
12197 (expand_vector_condition): Likewise.
12198 (do_cond): Likewise.
12200 2016-03-16 Richard Henderson <rth@redhat.com>
12203 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
12204 (aarch64_classify_address): Use it.
12205 (aarch64_legitimize_address): Force all subexpressions of PLUS
12206 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
12208 2016-03-16 Jakub Jelinek <jakub@redhat.com>
12209 Richard Biener <rguenth@suse.de>
12212 * rtlanal.c (replace_rtx): For REG, if from is a REG,
12213 return to even if only REGNO is equal, and assert
12216 2016-03-11 Jeff Law <law@redhat.com>
12218 PR rtl-optimization/70224
12219 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
12221 2016-03-16 Richard Henderson <rth@redhat.com>
12223 PR middle-end/70199
12224 * function.h (struct function): Add has_forced_label_in_static.
12225 * gimplify.c (force_labels_r): Set it.
12226 * lto-streamer-in.c (input_struct_function_base): Read it.
12227 * lto-streamer-out.c (output_struct_function_base): Write it.
12228 * tree-inline.c (has_label_address_in_static_1): Remove.
12229 (copy_forbidden): Remove fndecl parameter; test
12230 has_forced_label_in_static.
12231 (inline_forbidden_p): Update call to copy_forbidden.
12232 (tree_versionable_function_p): Likewise.
12233 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
12234 (chkp_versioning): Likewise.
12235 * tree-inline.h (copy_forbidden): Update decl.
12237 2016-03-16 Marek Polacek <polacek@redhat.com>
12240 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
12241 function being thunked if the result type doesn't have fixed size.
12242 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
12243 doesn't have fixed size.
12245 2016-03-16 Bin Cheng <bin.cheng@arm.com>
12247 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
12248 reporting malformed loop nest.
12250 2016-03-16 Tom de Vries <tom@codesourcery.com>
12253 * ipa-devirt.c (possible_polymorphic_call_targets): Move
12254 nodes.length () == 1 test to before first nodes[0] access.
12256 2016-03-16 Tom de Vries <tom@codesourcery.com>
12258 PR tree-optimization/68715
12259 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
12260 single_pred_p test.
12262 2016-03-16 Tom de Vries <tom@codesourcery.com>
12264 PR tree-optimization/68809
12265 * graphite-scop-detection.c (same_close_phi_node): Test if result types
12268 2016-03-16 Carlos O'Donell <carlos@redhat.com>
12269 Sandra Loosemore <sandra@codesourcery.com>
12271 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
12272 on leaf attribute. Mention ELF interposition problems.
12274 2016-03-16 Alan Modra <amodra@gmail.com>
12276 PR rtl-optimization/69195
12277 PR rtl-optimization/47992
12278 * ira.c (indirect_jump_optimize): Ignore artificial defs.
12281 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
12284 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
12286 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12288 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
12290 2016-03-15 Jakub Jelinek <jakub@redhat.com>
12292 PR rtl-optimization/70222
12293 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
12294 optimization if mode is different from result_mode, queue up masking
12295 of the result in outer_op. Formatting fix.
12297 PR middle-end/70239
12298 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
12301 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12303 PR rtl-optimization/69032
12304 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
12305 looping backwards over basic block insns.
12307 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12310 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
12311 to non-speculative when propagating trap bits.
12313 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12315 PR rtl-optimization/63384
12316 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
12317 DEBUG_INSN_P insns.
12319 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12322 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
12323 factored out from ...
12324 (sched_analyze_insn): ... here.
12325 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
12326 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
12327 get_implicit_reg_pending_clobbers in it.
12328 (setup_id_reg_sets): Use setup_id_implicit_regs.
12329 (deps_init_id): Ditto.
12331 2016-03-15 Tom de Vries <tom@codesourcery.com>
12334 * cgraph.c (cgraph_node::get_body): Save, reset and restore
12336 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
12337 execute_function_dump.
12338 (execute_one_pass): Don't dump function if it will be dumped after ipa
12341 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
12343 * genrecog.c (match_pattern_2): If pred is NULL don't call
12344 safe_predicate_mode on it.
12346 2016-03-14 Jakub Jelinek <jakub@redhat.com>
12348 PR middle-end/70219
12349 * lra-constraints.c (delete_move_and_clobber): Change assertion
12350 to also allow dregno == 0.
12352 2016-03-14 Richard Henderson <rth@redhat.com>
12355 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
12356 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
12357 (reassociate_bb): Use optimize_vec_cond_expr; avoid
12358 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
12361 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
12364 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
12366 (lra_create_live_ranges_1): initialize hard register biggest_mode to
12368 * lra-constraints.c (split_reg): For hard regs, try to find the
12369 biggest single-register mode used in the function.
12371 2016-03-14 Richard Biener <rguenther@suse.de>
12373 PR tree-optimization/56365
12374 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
12375 constants to compare against.
12377 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
12380 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12381 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
12382 (define_split for the GPR case): Use int_reg_operand instead of
12383 gpc_reg_operand for the output.
12385 2016-03-14 Tom de Vries <tom@codesourcery.com>
12387 PR tree-optimization/70045
12388 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
12389 create_empty_if_region_on_edge argument.
12391 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
12393 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
12394 (STACK_CHECK_PROTECT): Likewise.
12395 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12396 (STACK_CHECK_PROTECT): Likewise.
12397 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12398 (STACK_CHECK_PROTECT): Likewise.
12399 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
12400 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
12401 (STACK_CHECK_PROTECT): Likewise.
12403 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
12405 PR rtl-optimization/69307
12406 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
12407 registers in modes that span more than one register.
12409 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
12412 * lra-constraints.c (delete_move_and_clobber): New.
12413 (remove_inheritance_pseudos): Use it.
12415 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
12418 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
12419 the libcall is LCT_THROW.
12420 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
12421 for the checking routine.
12423 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12426 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
12427 optimization if we have direct move.
12428 (roundu32<mode>2_fprs): Likewise.
12430 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
12433 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
12435 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
12436 Arguments swapped. All callers changed. Take reg_renumber into
12437 account, and Calculate and compare register ranges for hard regs.
12439 2016-03-11 Jeff Law <law@redhat.com>
12441 PR tree-optimization/70190
12442 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12443 Handle cases where we can not extract the taken edge, even though we
12444 found a constant value.
12446 PR tree-optimization/64058
12447 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
12448 (num_coalesce_pairs): Move up earlier in file.
12449 (find_coalesce_pair): Initialize the INDEX field for each pair
12451 (compare_pairs): No longer sort on the elements in each pair.
12452 Instead break ties with the index of the coalesce pair.
12454 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12457 * config/aarch64/aarch64-protos.h
12458 (aarch64_save_restore_target_globals): New prototype.
12459 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
12460 Call the above when popping pragma.
12461 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
12463 (aarch64_set_current_function): Rewrite using the above.
12465 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12467 PR tree-optimization/70177
12468 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12469 (extract_ops_from_tree): ... this. In the 2 argument
12470 overload remove _1 suffix.
12471 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12472 (extract_ops_from_tree): ... this.
12473 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12475 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12476 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12477 extract_ops_from_tree instead of 2 operand one.
12479 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12481 PR tree-optimization/70013
12482 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12483 for constant-pool entries.
12485 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12487 PR rtl-optimization/70174
12488 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12489 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12491 PR tree-optimization/70169
12492 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12493 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12496 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12497 Jakub Jelinek <jakub@redhat.com>
12500 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12501 of uninitialized values.
12503 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12505 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12507 ("*trunctddd2"): New pattern definition.
12508 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12511 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12513 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12514 definitions for BFP and DFP rounding modes.
12515 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12516 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12517 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12518 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12521 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12523 * config/s390/constraints.md: Adjust comment.
12524 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12525 s390_decompose_addrstyle_without_index.
12526 * config/s390/predicates.md (shift_count_or_setmem_operand):
12527 Rename to setmem_operand.
12528 * config/s390/s390-protos.h
12529 (s390_decompose_shift_count): Rename to
12530 s390_decompose_addrstyle_without_index.
12531 * config/s390/s390.c (s390_decompose_shift_count)
12532 (s390_mem_constraint, print_shift_count_operand)
12533 (print_operand_address, print_operand): Rename
12534 s390_decompose_shift_count to
12535 s390_decompose_addrstyle_without_index and rename
12536 print_shift_count_operand to print_addrstyle_operand troughout the
12538 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12539 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12540 Rename shift_count_or_setmem_operand to setmem_operand.
12541 * config/s390/vx-builtins.md ("vec_insert<mode>")
12542 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12545 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12548 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12549 Handle overlapping retval and newval.
12551 2016-03-10 Nick Clifton <nickc@redhat.com>
12554 * config/aarch64/aarch64.c
12555 (aarch64_override_options_after_change_1): When forcing
12556 flag_omit_frame_pointer to be true, use a special value that can
12557 be detected if this function is called again, thus preventing
12558 flag_omit_leaf_frame_pointer from being forced to be false.
12560 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12562 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12563 Set x_flag_omit_leaf_frame_pointer when handling
12564 -momit-leaf-frame-pointer.
12566 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12569 * cgraph.c (cgraph_node::dump): Dump split_part and
12570 indirect_call_target.
12571 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12572 * ipa.c (has_addr_references_p): Cleanup.
12573 (is_indirect_call_target_p): New.
12574 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12575 called indirectly as local.
12576 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12578 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12581 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12582 on cxa_pure_virtual.
12584 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12587 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12589 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12592 * tree.c (need_assembler_name_p): Only record main variant type names.
12594 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12597 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12598 Always define to 0 or 1.
12599 (TARGET_FIX_ERR_A53_843419): New macro.
12600 * config/aarch64/aarch64-elf-raw.h
12601 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12602 * config/aarch64/aarch64-linux.h: Likewise.
12603 * config/aarch64/aarch64.c
12604 (aarch64_override_options_after_change_1): Do not default
12605 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12607 (aarch64_attributes): Handle fix-cortex-a53-843419.
12608 (aarch64_can_inline_p): Likewise.
12609 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12611 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12612 Jakub Jelinek <jakub@redhat.com>
12614 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12615 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12616 DECL_COMMONS if flag_unconstrained_commons is set.
12617 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12618 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12619 (funconstrained-commons): Document.
12621 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12623 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12624 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12626 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12628 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12629 has a proper number of elements.
12631 2016-03-10 Alan Modra <amodra@gmail.com>
12633 PR rtl-optimization/69195
12634 PR rtl-optimization/47992
12635 * ira.c (recorded_label_ref): Delete.
12636 (update_equiv_regs): Return void.
12637 (indirect_jump_optimize): New function.
12638 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12639 before regstat_compute_ri. Don't rebuild_jump_labels here.
12640 Delete update_regstat.
12642 2016-03-10 Richard Biener <rguenther@suse.de>
12644 PR tree-optimization/70128
12645 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12646 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12648 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12650 PR tree-optimization/70152
12651 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12652 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12655 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12656 instead of gen_sse2_loadlpd.
12657 * config/i386/sse.md (*vec_concatv2df): Rename to...
12658 (vec_concatv2df): ... this.
12660 PR tree-optimization/70127
12661 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12663 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12667 * diagnostic-show-locus.c (compatible_locations_p): New function.
12668 (layout::layout): Sanitize ranges using compatible_locations_p.
12670 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12674 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12675 location_range param with three const expanded_locations * and a
12677 (layout::layout): Replace call to
12678 rich_location::lazily_expand_location with get_expanded_location.
12679 Extract the range and perform location expansion here, passing
12680 the results to the layout_range ctor.
12681 * diagnostic.c (source_range::debug): Delete.
12682 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12683 of rich_location::get_expanded_location.
12684 * gcc-rich-location.c (get_range_for_expr): Delete.
12685 (gcc_rich_location::add_expr): Reimplement to avoid the
12686 rich_location::add_range overload that took a location_range,
12687 passing a location_t instead.
12689 2016-03-09 Richard Biener <rguenther@suse.de>
12690 Jakub Jelinek <jakub@redhat.com>
12692 PR tree-optimization/70138
12693 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12694 Also skip vect_double_reduction_def.
12696 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12699 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12700 if the operand is "m".
12702 2016-03-09 Nathan Sidwell <nathan@acm.org>
12704 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12706 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12708 * config/i386/i386.c (processor_target_table): Fix cost table
12709 intialization order for znver1.
12711 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12713 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12714 - becuase -> because.
12715 * ipa-reference.c (ignore_module_statics): Likewise.
12716 * cgraph.c (cgraph_node::get_body): Likewise.
12717 * ipa-inline.c (early_inliner): Likewise.
12718 * ipa-devirt.c (types_same_for_odr): Likewise.
12719 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12720 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12722 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12724 * tree-ssa-math-opts.c: Fix typo in comment.
12726 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12729 * config/i386/i386.c (scalar_chain::make_vector_copies,
12730 scalar_chain::convert_reg): Call end_sequence in between
12731 get_insns and emit_conversion_insns rather than after both
12734 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12737 * config/i386/i386.h (machine_function): Add
12738 pc_thunk_call_expanded flag.
12739 (ix86_pc_thunk_call_expanded): New define.
12740 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12741 (*set_got): Rename insn pattern from set_got.
12742 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12743 * config/i386/i386.c (ix86_compute_frame_layout): Use
12744 ix86_pc_thunk_call_expanded to prevent red-zone.
12746 2016-03-07 Martin Jambor <mjambor@suse.cz>
12748 * hsa.h (hsa_get_ctor_statements): Declare.
12749 (hsa_get_dtor_statements): Likewise.
12750 (hsa_get_kernel_dispatch_type): Likewise.
12751 * hsa.c (hsa_get_ctor_statements): New function.
12752 (hsa_get_dtor_statements): Likewise.
12753 (hsa_get_kernel_dispatch_type): Likewise.
12754 * hsa-brig.c (hsa_cdtor_statements): Removed.
12755 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12756 hsa_get_dtor_statements.
12757 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12758 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12760 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12762 * config/arm/arm-cores.def (cortex-r8): New.
12763 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12764 * config/arm/arm-tune.md: Likewise.
12765 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12767 2016-03-07 Martin Sebor <msebor@redhat.com>
12769 PR rtl-optimization/19705
12770 * doc/invoke.texi (Options That Control Optimization): Clarify
12771 -fno-branch-count-reg.
12773 2016-02-26 Richard Biener <rguenther@suse.de>
12774 Jeff Law <law@redhat.com>
12776 PR tree-optimization/69740
12777 * cfghooks.c (remove_edge): Request loop fixups if we delete
12778 an edge that might turn an irreducible loop into a natural
12780 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12781 Move after definition of loops_state_clear.
12783 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12785 PR rtl-optimization/69052
12786 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12789 2016-03-07 Tom de Vries <tom@codesourcery.com>
12791 PR tree-optimization/70116
12792 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12793 is_tm_ending stmts and ubsan/asan internal functions.
12794 (find_duplicate): Use it. Don't test is_tm_ending here.
12796 2016-03-07 Richard Biener <rguenther@suse.de>
12798 PR tree-optimization/70115
12799 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12800 (propagate_constants_for_unrolling): Use replace_uses_by.
12802 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12804 PR middle-end/69916
12805 * omp-low.c (struct oacc_loop): Add ifns.
12806 (new_oacc_loop_raw): Initialize it.
12807 (finish_oacc_loop): Clear mask & flags if no ifns.
12808 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12809 (oacc_loop_xform_loop): Add ifns arg & adjust.
12810 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12812 2016-03-07 Richard Henderson <rth@redhat.com>
12815 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12816 (insert_value_copy_on_edge): Likewise.
12818 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12820 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12822 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12825 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12827 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12829 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12831 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12833 Fix sseimul type attribute.
12834 * config/i386/znver1.md
12835 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12836 znver1_sseimul_avx256_load) : Fix the type attribute.
12837 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12838 pipe usage and latency.
12840 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12843 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12844 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12847 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12850 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12852 PR rtl-optimization/69941
12853 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12854 the reg share its mode.
12856 2016-03-04 Jeff Law <law@redhat.com>
12858 PR tree-optimization/69196
12859 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12860 If the both SSA_NAMEs are anonymous, then consider them unassociated
12861 and include the PHI in the statement count.
12863 2016-03-05 Tom de Vries <tom@codesourcery.com>
12865 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12866 construct in oacc routine. Check for oacc region in oacc routine.
12868 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12871 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12872 2016-02-22 changes, instead don't recurse if RECUR is already true.
12873 Don't change *dynamic_check if RECUR. Adjust recursive caller
12874 to pass true to the new argument.
12875 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12878 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12879 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12881 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12883 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12885 PR rtl-optimization/57676
12886 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12887 with flag_checking.
12889 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12891 * tree-vect-patterns.c (search_type_for_mask): Handle
12892 comparison of booleans.
12894 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12896 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12900 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12901 all other ops that have dw_val_class_die_ref operands,
12902 and DW_OP_GNU_entry_value.
12904 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12906 PR rtl-optimization/69904
12907 * config/arm/arm.c (arm_cannot_copy_insn_p):
12908 Return true for load-exclusive instructions.
12910 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12913 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12914 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12915 the pattern no matter if it is used just by non-pattern, pattern
12917 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12918 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12919 oprnd1 def_stmt is in pattern, don't look through it.
12921 2016-03-03 Marek Polacek <polacek@redhat.com>
12923 PR middle-end/70050
12924 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12926 2016-03-03 Martin Liska <mliska@suse.cz>
12928 PR tree-optimization/70043
12929 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12930 previous statement if we see a debug statement.
12932 2016-03-03 Richard Biener <rguenther@suse.de>
12934 PR tree-optimization/55936
12935 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12936 parameter and guard unsafe equivalence use.
12937 (vrp_evaluate_conditional_warnv_with_ops): Always use
12938 safe equivalences but not via the quadratic compare_names
12941 2016-03-03 Michael Collison <michael.collison@linaro.org>
12944 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12945 for operand 1 to s_register_operand. Change predicate for operand
12946 2 to arm_not_immediate_operand.
12948 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12950 * doc/tm.texi: Regenerated.
12952 2016-03-02 Richard Henderson <rth@redhat.com>
12955 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12956 simplification when all args are positive non-fixed registers.
12958 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12960 * target.def (lra_p): Specify that new ports should use LRA.
12962 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12965 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12966 gimplify_type_sizes the type they refer to.
12967 (omp_notice_variable): Handle reference vars to VLAs.
12968 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12969 reference to VLA decls in the second pass instead of first pass.
12971 2016-03-02 Tom de Vries <tom@codesourcery.com>
12973 PR tree-optimization/68659
12974 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12975 new_expr == NULL_TREE.
12976 (get_new_name): Handle ADDR_EXPR.
12978 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12980 PR rtl-optimization/69052
12981 * loop-invariant.c (canonicalize_address): New function.
12982 (inv_can_prop_to_addr_use): Check validity of address expression
12983 which is canonicalized by above function.
12985 2016-03-02 Alan Modra <amodra@gmail.com>
12988 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12991 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12994 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12995 (*movhi_internal): Put mask moves from and to memory separately
12996 from moves from/to GPRs.
12998 2016-03-02 Richard Biener <rguenther@suse.de>
13000 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
13001 GENERIC expressions in GIMPLE.
13003 2016-03-02 Richard Biener <rguenther@suse.de>
13005 * config/i386/i386.c (type_natural_mode): Fix typo.
13007 2016-03-02 Nick Clifton <nickc@redhat.com>
13009 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
13011 2016-03-02 Richard Biener <rguenther@suse.de>
13012 Uros Bizjak <ubizjak@gmail.com>
13015 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
13017 2016-03-02 Richard Biener <rguenther@suse.de>
13019 PR middle-end/67278
13020 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
13022 2016-03-02 Marek Polacek <polacek@redhat.com>
13025 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
13026 "is promoted to" warning.
13028 2016-03-01 DJ Delorie <dj@redhat.com>
13030 * config.gcc: Deprecate mep-*.
13032 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
13034 PR middle-end/70025
13035 * lra-constraints.c (regno_val_use_in): New.
13036 (match_reload): Use it instead of regno_use_in.
13038 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13040 PR rtl-optimization/70007
13041 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
13042 references present in REG_EQUAL notes attached to non-SET patterns.
13044 2016-03-01 Jeff Law <law@redhat.com>
13046 PR tree-optimization/69196
13047 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13048 Appropriately clamp the number of statements to copy when the
13049 thread path does not traverse a loop backedge.
13051 PR tree-optimization/69196
13052 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13053 Do count some PHIs in the thread path against the insn count. Decrease
13054 final statement count by one as the control statement in the last
13055 block will get removed. Remove special cased code for handling PHIs
13058 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
13061 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
13062 asm dialect alternatives to explicit GOTPCREL calls.
13064 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13067 * ira.c (do_reload): Issue warning for generic stack checking here...
13068 * reload1.c (reload): ...instead of here and streamline it.
13070 2016-03-01 Nick Clifton <nickc@redhat.com>
13072 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
13074 2016-03-01 Richard Biener <rguenther@suse.de>
13076 PR tree-optimization/69983
13077 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
13078 types and fall back to operand_equal_p.
13080 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13083 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13085 * config/s390/constraints.md ("jm8"): New constraint.
13086 * config/s390/predicates.md ("const_int_8bitset_operand"): New
13088 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
13090 ("*setmem_long<setmem_and>"): New pattern.
13091 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
13093 ("*setmem_long_31z<setmem_and>"): New pattern.
13094 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
13095 New substitution rules with the required attributes.
13098 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13101 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13103 * gensupport.c (process_substs_on_one_elem): Split loop to
13104 complete mark_operands_used_in_match_dup on all expressions in the
13106 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13107 and remove function.
13109 2016-03-01 Richard Biener <rguenther@suse.de>
13111 PR middle-end/70022
13112 * fold-const.c (fold_indirect_ref_1): Fix range checking for
13113 vector BIT_FIELD_REF extract.
13115 2016-03-01 Richard Biener <rguenther@suse.de>
13117 PR tree-optimization/69994
13118 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
13120 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
13122 PR tree-optimization/69956
13123 * tree-vect-stmts.c (supportable_widening_operation): Support
13124 multi-step conversion of boolean vectors.
13125 (supportable_narrowing_operation): Likewise.
13127 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13129 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
13132 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13134 * config/s390/subst.md (DSI_VI): New mode iterator.
13135 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
13136 * config/s390/vector.md ("vec_set<mode>"): Move expander before
13137 the insn definition.
13138 ("*vec_set<mode>"): Change predicate and add alternative to
13139 support only either register or const_int operands as element
13141 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
13143 ("vec_extract<mode>"): New expander.
13144 ("*vec_extract<mode>"): New insn definition supporting reg and
13145 const_int element selectors.
13146 ("*vec_extract<mode>_plus"): New insn definition supporting
13147 reg+const_int element selectors.
13148 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
13149 following expander+insn definition.
13150 ("<vec_shifts_name><mode>3"): New expander.
13151 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
13153 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13155 * config/s390/s390.md ("*tabort_1"): Change predicate to
13156 nonmemory_operand. Add a second alternative to cover
13157 register as well as const int operands.
13158 ("*tabort_1_plus"): New pattern definition.
13160 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13162 * config/s390/s390.md ("*ashrdi3_cc_31")
13163 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
13164 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
13165 Merge insn definitions into ...
13166 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13167 New pattern definition.
13168 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
13169 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
13170 ("*ashr<mode>3_and"): Merge insn definitions into ...
13171 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13172 New pattern definition.
13173 * config/s390/subst.md ("addr_style_op_cc_subst")
13174 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
13175 substitutions patterns plus attributes.
13176 Add ashiftrt to SUBST iterator.
13178 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13180 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
13181 op2 to nonmemory_operand.
13182 ("*<shift>di3_31", "*<shift>di3_31_and"):
13183 Merge into single pattern definition ...
13184 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
13185 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
13186 pattern definition ...
13187 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
13188 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
13191 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13193 * config/s390/predicates.md (const_int_6bitset_operand): New
13195 * config/s390/s390.md: Include subst.md.
13196 ("rotl<mode>3"): New expander.
13197 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
13199 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
13200 * config/s390/subst.md: New file.
13202 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13204 * config/s390/s390.md ("op_type", "atype", "length" attributes):
13205 Remove RRR type. It doesn't really exist.
13206 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
13208 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
13209 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
13210 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
13211 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
13212 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
13213 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
13214 `enabled' attribute.
13216 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13218 * gensupport.c (process_substs_on_one_elem): Split loop to
13219 complete mark_operands_used_in_match_dup on all expressions in the
13221 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13222 and remove function.
13224 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13227 * config/sparc/sparc.c (NWORDS_UP): Rename to...
13228 (CEIL_NWORDS): ...this. Use CEIL macro.
13229 (compute_fp_layout): Adjust to above renaming.
13230 (function_arg_union_value): Likewise.
13231 (sparc_arg_partial_bytes): Likewise.
13232 (sparc_function_arg_advance): Likewise.
13234 2016-02-29 Jeff Law <law@redhat.com>
13236 PR tree-optimization/70005
13237 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
13238 where an object with a boolean range is compared against a value
13241 PR tree-optimization/69999
13242 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
13243 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
13246 2016-02-29 Richard Biener <rguenther@suse.de>
13248 PR tree-optimization/69994
13249 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
13250 (get_unary_op): Look through nop conversions.
13251 (ops_equal_values_p): New function, look for equality diregarding
13253 (eliminate_plus_minus_pair): Use ops_equal_values_p
13254 (repropagate_negates): Do not use get_unary_op here.
13256 2016-02-29 Martin Liska <mliska@suse.cz>
13258 * system.h: Poison ENABLE_CHECKING macro.
13260 2016-02-29 Martin Liska <mliska@suse.cz>
13262 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
13263 is presented in dump flags.
13264 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13265 (hsa_regalloc): Likewise.
13267 2016-02-19 Richard Biener <rguenther@suse.de>
13269 PR tree-optimization/69980
13270 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
13271 permutation of those we need to keep.
13273 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13276 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
13277 (NWORDS_UP): ...this
13278 (init_cumulative_args): Minor tweaks.
13279 (sparc_promote_function_mode): Likewise.
13280 (scan_record_type): Delete.
13281 (traverse_record_type): New function template.
13282 (classify_data_t): New structure type.
13283 (classify_registers): New inline function.
13284 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
13285 exhausted. Instantiate traverse_record_type on classify_registers and
13286 deal with the case of a structure passed in slot #15 with no FP field
13288 (assign_data_t): New structure type.
13289 (compute_int_layout): New static function.
13290 (compute_fp_layout): Likewise.
13291 (count_registers): New inline function.
13292 (assign_int_registers): New static function.
13293 (assign_fp_registers): Likewise.
13294 (assign_registers): New inline function.
13295 (function_arg_record_value_1): Delete.
13296 (function_arg_record_value_2): Likewise.
13297 (function_arg_record_value_3): Likewise.
13298 (function_arg_record_value): Adjust to above changes. Instantiate
13299 traverse_record_type on count_registers to first count the number of
13300 registers to be used and then on assign_registers to assign them.
13301 (function_arg_union_value): Adjust to above renaming.
13302 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
13303 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
13304 case of a structure passed in slot #15
13305 (sparc_function_arg_advance): Likewise.
13306 (function_arg_padding): Minor tweak.
13308 2016-02-29 Richard Biener <rguenther@suse.de>
13310 PR tree-optimization/69720
13311 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
13312 the adjustment_def path for possibly vectorized defs.
13313 (vect_create_epilog_for_reduction): Handle vectorized initial
13316 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
13318 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
13320 2016-02-27 Jeff Law <law@redhat.com>
13323 2016-02-26 Richard Biener <rguenther@suse.de>
13324 Jeff Law <law@redhat.com>
13326 PR tree-optimization/69740
13327 * cfghooks.c (remove_edge): Request loop fixups if we delete
13328 an edge that might turn an irreducible loop into a natural
13331 2016-02-27 Jakub Jelinek <jakub@redhat.com>
13333 PR rtl-optimization/69896
13334 * tree-vect-generic.c (get_compute_type): Avoid single element
13337 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
13339 Rename the AArch64 tuning option and related functions to enable the
13340 Newton series for the reciprocal square root to reflect its
13341 approximative characteristic.
13343 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
13344 function to "aarch64_emit_approx_rsqrt".
13345 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
13346 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
13347 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
13348 (xgene1_tunings): Likewise.
13349 (use_rsqrt_p): Likewise.
13350 (aarch64_emit_swrsqrt): Use new function name.
13351 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
13352 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
13353 text explaining this option.
13354 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
13356 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13359 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
13360 complain about -mallow-movmisalign without -mvsx if
13361 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
13363 2016-02-26 Joel Sherrill <joel@rtems.org>
13365 * config.gcc: Add x86_64-*-rtems*.
13366 * config/i386/rtems-64.h: New file.
13368 2016-02-26 Joel Sherrill <joel@rtems.org>
13370 * config.gcc: Add aarch64-*-rtems*.
13371 * config/aarch64/rtems.h: New file.
13373 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
13376 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
13377 shift amount using %h. Add comment.
13379 2016-02-26 Richard Biener <rguenther@suse.de>
13380 Jeff Law <law@redhat.com>
13382 PR tree-optimization/69740
13383 * cfghooks.c (remove_edge): Request loop fixups if we delete
13384 an edge that might turn an irreducible loop into a natural
13387 2016-02-26 Martin Jambor <mjambor@suse.cz>
13389 PR middle-end/69920
13390 * tree-sra.c (sra_modify_assign): Do not remove loads of
13391 uninitialized aggregates to SSA_NAMEs.
13393 2016-02-26 Richard Henderson <rth@redhat.com>
13396 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
13397 pseudo in case the target rtx matches the source of the left
13400 2016-02-26 Martin Jambor <mjambor@suse.cz>
13403 * hsa.h (hsa_type_packed_p): Declare.
13404 * hsa.c (hsa_type_packed_p): New function.
13405 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
13407 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
13408 * hsa-brig.c (emit_basic_insn): Likewise.
13410 2016-02-26 Martin Jambor <mjambor@suse.cz>
13413 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
13415 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
13417 2016-02-26 Martin Jambor <mjambor@suse.cz>
13419 * hsa.h (is_a_helper): New overload for hsa_op_immed for
13420 hsa_op_with_type operands.
13421 (hsa_unsigned_type_for_type): Declare.
13422 * hsa.c (hsa_unsigned_type_for_type): New function.
13423 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
13424 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
13425 the finalizer. Do not emit extra move.
13427 2016-02-26 Martin Jambor <mjambor@suse.cz>
13429 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
13430 atomic operations in private segment.
13432 2016-02-26 Martin Jambor <mjambor@suse.cz>
13434 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
13435 statements to wi->info. Also disallow omp simd constructs.
13436 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
13437 for not gridifying. Dump special string for omp_for.
13439 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13442 * config/aarch64/aarch64.c (aarch64_set_current_function):
13443 Save/restore target globals when switching to
13444 target_option_default_node.
13446 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13449 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
13450 Return 0 if !SHIFT_COUNT_TRUNCATED.
13452 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13453 Eric Botcazou <ebotcazou@adacore.com>
13455 PR rtl-optimization/69891
13456 * dse.c (scan_insn): If we can't figure out memset arguments
13457 or they are non-constant, call clear_rhs_from_active_local_stores.
13459 2016-02-26 Martin Liska <mliska@suse.cz>
13461 * doc/extend.texi: Mention clog10, clog10f an clog10l
13462 in Builtins section.
13464 2016-02-26 Martin Liska <mliska@suse.cz>
13466 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13468 (resolve_args_picking_1): Likewise.
13469 * dwarf2out.h (struct GTY): Likewise.
13471 2016-02-26 Martin Liska <mliska@suse.cz>
13473 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13474 with flag_checking.
13475 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13477 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13478 Martin Liska <mliska@suse.cz>
13480 * doc/install.texi: Mention --enable-valgrind-annotations.
13482 2016-02-26 Richard Biener <rguenther@suse.de>
13484 PR tree-optimization/69551
13485 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13486 looking through aliases adjust DECL_PT_UID to refer to the
13487 ultimate alias target.
13489 2016-02-25 Martin Liska <mliska@suse.cz>
13491 PR middle-end/69919
13492 * alloc-pool.c (after_memory_report): New variable.
13493 * alloc-pool.h (base_pool_allocator ::release): Do not use
13494 the infrastructure if after_memory_report.
13495 * toplev.c (toplev::main): Mark after memory report.
13497 2016-02-25 Richard Biener <rguenther@suse.de>
13499 PR tree-optimization/48795
13500 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13502 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13505 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13506 offloading is enabled and -fopenacc or -fopenmp is specified.
13507 (CRTOFFLOADEND): Likewise.
13508 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13509 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13510 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13511 (offload_objects_file_name): New static var.
13512 (tool_cleanup): Remove offload_objects_file_name file.
13513 (find_offloadbeginend): Replace with ...
13514 (find_crtoffloadtable): ... this.
13515 (run_gcc): Remove offload_argc and offload_argv.
13516 Get offload_objects_file_name from -foffload-objects=... option.
13517 Read names of object files with offload from this file, pass them to
13518 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13519 don't pass offloadbegin and offloadend to the linker. Don't pass
13520 offload non-LTO files to the linker, because now they're not claimed.
13522 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13525 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13526 on builtin_unreachable.
13528 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13530 PR rtl-optimization/69896
13531 * regcprop.c: Include cfgrtl.h.
13532 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13533 than remembered mode, either delete it (if noop_move_p), or
13534 treat like copy_p but not noop_p instruction.
13536 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13539 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13540 - allow NULL decl for Fortran DW_TAG_common_block variables.
13542 2016-02-24 Jason Merrill <jason@redhat.com>
13544 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13546 2016-02-24 Richard Biener <rguenther@suse.de>
13547 Jakub Jelinek <jakub@redhat.com>
13549 PR middle-end/69760
13550 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13551 conditionally executed ops to well-defined overflow behavior.
13553 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13555 PR middle-end/69915
13556 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13559 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13561 PR rtl-optimization/69886
13562 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13563 argument. Use it when checking validity of set instructions.
13564 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13565 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13567 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13568 * store-motion.c (find_moveable_store): Update
13569 can_assign_to_reg_without_clobbers_p callsite.
13571 2016-02-24 Richard Biener <rguenther@suse.de>
13573 PR middle-end/68963
13574 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13576 (record_nonwrapping_iv): Do not fall back to the low/high bound
13577 for non-constant IV bases if the stmt is not always executed.
13579 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13581 * config/arm/arm-cores.def (cortex-a32): New entry.
13582 * config/arm/arm-tables.opt: Regenerate.
13583 * config/arm/arm-tune.md: Regenerate.
13584 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13585 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13586 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13587 for -mcpu and -mtune.
13589 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13592 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13593 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13594 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13595 (atomic_loaddi_1): Delete.
13596 (atomic_loaddi): Rewrite expander using the above changes.
13598 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13601 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13604 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13605 Richard Biener <rguenth@suse.de>
13607 PR middle-end/69909
13608 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13609 set_mem_attributes if tem is SSA_NAME which got expanded
13612 2016-02-24 Richard Biener <rguenther@suse.de>
13614 PR tree-optimization/69907
13615 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13616 end of permutations for BB vectorization.
13618 2016-02-24 Christian Bruel <christian.bruel@st.com>
13620 * config/arm/arm-c.c (arm_option_override): Initialize
13621 target_option_current_node.
13622 * config/arm/arm.c (arm_pragma_target_parse): Replace
13623 build_target_option_node call by target_option_current_node.
13624 Set target_option_current_node.
13627 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13630 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13631 define_insn_and_split to define_insn.
13632 (zero_extendqi<mode>2_dot2): Same.
13633 (extendqi<mode>2_dot): Same.
13634 (extendqi<mode>2_dot2): Same.
13636 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13638 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13639 and add bypass for AES{D,E} and AESMC pairs.
13640 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13643 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13645 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13646 series for reciprocal square root in Exynos M1.
13648 2016-02-23 Martin Sebor <msebor@redhat.com>
13651 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13652 __builtin_alloca_with_align.
13654 2016-02-23 Richard Henderson <rth@redhat.com>
13656 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13657 (ix86_register_pragmas): Remove __seg_tls.
13658 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13659 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13660 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13661 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13662 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13663 * doc/extend.texi (__seg_tls): Remove item.
13665 2016-02-23 Richard Biener <rguenther@suse.de>
13667 * alloc-pool.h (struct allocation_object): Make id member
13668 conditional on CHECKING_P again.
13669 (get_instance): Adjust.
13670 (base_pool_allocator): Likewise.
13672 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13674 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13675 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13677 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13679 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13681 2016-02-23 Richard Biener <rguenther@suse.de>
13683 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13684 * bitmap.h (struct bitmap_usage): Likewise.
13685 (bitmap_move): Declare.
13686 * bitmap.c (register_overhead): Take size_t argument.
13687 (bitmap_move): New function.
13688 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13689 to properly account overhead.
13690 * tree.c (free_node): Use tree_size.
13692 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13695 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13696 when inverting comparison.
13699 * common.opt (Wunreachable-code): Add Warning flag.
13701 2016-02-23 Mark Wielaard <mjw@redhat.com>
13702 Jakub Jelinek <jakub@redhat.com>
13705 * cgraphunit.c (check_global_declaration): Check main_input_filename
13706 and DECL_SOURCE_FILE are not NULL.
13708 2016-02-23 Martin Jambor <mjambor@suse.cz>
13710 PR tree-optimization/69666
13711 * tree-sra.c (sra_modify_assign): Do not attempt to create
13712 default_def replacements for unscalarizable regions.
13714 2016-02-20 Mark Wielaard <mjw@redhat.com>
13717 * cgraphunit.c (check_global_declaration): Check level of
13718 warn_unused_const_variable and main_input_filename.
13719 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13720 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13721 (-Wunused-const-variable): Explain levels 1 and 2.
13723 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13726 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13727 identical arguments. Formatting and spelling fixes.
13730 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13735 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13736 and m68k-devices.def.
13737 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13738 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13740 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13742 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13743 and HImode registers.
13745 2016-02-22 Richard Biener <rguenther@suse.de>
13747 PR tree-optimization/69882
13748 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13749 preserve permutations present because of gaps.
13750 (vect_supported_load_permutation_p): Always continue checking
13751 permutations after vect_attempt_slp_rearrange_stmts.
13753 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13755 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13756 min_profitable_estimate, rather than min_profitable_iters.
13758 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13761 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13762 SImode for last match_operand.
13764 2016-02-22 Martin Liska <mliska@suse.cz>
13766 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13767 return bitsize - 1 as the return value.
13769 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13773 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13774 Handle negative shift counts.
13775 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13776 force_reg on the shift constant.
13777 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13778 (lshrsi3_d): Handle negative shift counts.
13780 2016-02-22 Richard Biener <rguenther@suse.de>
13781 Tom de Vries <tom@codesourcery.com>
13783 * graph.c: Include dumpfile.h.
13784 (print_graph_cfg): Split into three overloads.
13785 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13787 2016-02-22 Tom de Vries <tom@codesourcery.com>
13789 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13792 2016-02-22 Richard Biener <rguenther@suse.de>
13795 * ipa-inline-transform.c (inline_call): When not updating
13796 overall summaries adjust self size by the growth estimate.
13797 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13798 hash-set, do not update overall summaries here. Renamed from ...
13799 (inline_to_all_callers): ... this which is now wrapping the
13800 above and performing delayed overall summary update.
13801 (early_inline_small_functions): Delay updating of the overall
13804 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13806 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13809 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13812 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13813 :%* in %:gt() argument.
13814 (greater_than_spec_func): Adjust for expecting only numbers,
13815 if there are more than two numbers, compare the last two.
13817 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13819 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13820 -Wnarrowing with -std.
13822 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13825 * expr.c (store_field): Don't use bit-field path if exp is
13826 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13827 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13828 and the assignment can be performed by bitwise copy. Formatting
13831 PR middle-end/69838
13832 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13833 call copy_reg_eh_region_note_forward on before and/or after sequences
13834 and remove note from insn if it no longer can throw.
13837 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13838 if TARGET_AVX512BW.
13840 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13842 * config/s390/vector.md: Add missing commutative operand markers
13843 to the patterns which qualify for one.
13844 * config/s390/vx-builtins.md: Likewise.
13846 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13848 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13849 types to mode iterators.
13850 (vec_double): ... and mode attribute.
13851 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13853 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13855 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13856 Change the predicate of op2 from nonimmediate to general and let
13857 reload fix it if necessary.
13859 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13861 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13863 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13865 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13868 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13870 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13871 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13872 * config/s390/s390.md ("movstr<P:mode>"): Call
13873 s390_expand_vec_movstr.
13875 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13877 * config/s390/s390.md: Add missing output modifier for operand 1
13878 to print it as address properly.
13880 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13882 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13883 * config/s390/2964.md: New file.
13884 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13885 of insn grouping attributes depending on the CPU level.
13886 (s390_get_unit_mask): New function.
13887 (s390_sched_score): Remove the OOO from the scheduling macros.
13888 Add loop to calculate a score for the instruction mix.
13889 (s390_sched_reorder): Likewise plus improve debug output.
13890 (s390_sched_variable_issue): Rename macros as above. Calculate
13891 the unit distances after actually scheduling an insn. Improve
13893 (s390_sched_init): Clear last_scheduled_unit_distance array.
13894 * config/s390/s390.md: Include 2964.md.
13896 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13899 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13900 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13901 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13902 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13903 *avx512f_<code>v8div16qi2_mask_1): New insns.
13905 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13908 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13911 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13912 earlyclobber from target. Use wF constraint for fused memory
13914 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13916 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13917 Martin Liska <mliska@suse.cz>
13920 * cfgexpand.c (asan_sanitize_stack_p): New function.
13921 (partition_stack_vars): Use the function.
13922 (expand_stack_vars): Likewise.
13923 (defer_stack_allocation): Likewise.
13924 (expand_used_vars): Likewise.
13926 2016-02-18 Richard Biener <rguenther@suse.de>
13928 PR middle-end/69553
13929 * fold-const.c (operand_equal_p): Properly compare offsets for
13930 IMAGPART_EXPR and ARRAY_REF.
13932 2016-02-18 Nick Clifton <nickc@redhat.com>
13936 * config/arm/arm.c (arm_option_override_internal): Disable
13937 interworking if the target does not support thumb instructions.
13938 (arm_reload_in_hi): Handle the case where a register to register
13939 move needs reloading because there is no simple pattern to handle
13941 (arm_reload_out_hi): Likewise.
13943 2016-02-18 Richard Biener <rguenther@suse.de>
13945 PR middle-end/69854
13946 * match.pd: Don't use fold_binary or fold_unary for folding
13949 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13952 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13953 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13954 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13955 warn on gimple_no_warning_p statements.
13957 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13959 * doc/extend.texi (C++ Attributes): Correct description of
13960 warn_unused type attribute.
13962 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13964 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13965 correct instruction.
13967 2016-02-17 Richard Biener <rguenther@suse.de>
13969 PR rtl-optimization/69609
13970 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13971 (find_traces_1_round): When ending a trace update cached priority
13973 (bb_to_key): Use cached priority when available.
13974 (copy_bb): Initialize cached priority.
13975 (reorder_basic_blocks_software_trace_cache): Likewise.
13977 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13980 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13982 (aarch64_comparison_operator): Break overly long line into two.
13983 (aarch64_comparison_operation): Likewise.
13984 * config/aarch64/aarch64.md (cstorecc4): Use
13985 aarch64_comparison_operator_mode instead of
13986 aarch64_comparison_operator.
13987 (cstore<mode>4): Likewise.
13988 (aarch64_cstore<mode>): Likewise.
13989 (*cstoresi_insn_uxtw): Likewise.
13990 (cstore<mode>_neg): Likewise.
13991 (*cstoresi_neg_uxtw): Likewise.
13993 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13996 * config/arm/predicates.md (arm_comparison_operator_mode):
13998 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13999 instead of arm_comparison_operator.
14000 (*mov_negscc): Likewise.
14001 (*mov_notscc): Likewise.
14002 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
14003 (*thumb2_mov_negscc): Likewise.
14004 (*thumb2_mov_negscc_strict_it): Likewise.
14005 (*thumb2_mov_notscc): Likewise.
14006 (*thumb2_mov_notscc_strict_it): Likewise.
14008 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
14010 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
14011 Add missing return.
14013 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
14015 * config/visium/visium.c (machine_libfunc_index): New enum.
14016 (machine_libfuncs): New structure.
14017 (visium_libfuncs): New static variable.
14018 (TARGET_INIT_LIBFUNCS): Define to...
14019 (visium_init_libfuncs): ...this. New function.
14020 (expand_block_move_4): Use the appropriate libfunc.
14021 (expand_block_move_2): Likewise.
14022 (expand_block_move_1): Likewise.
14023 (expand_block_set_4): Likewise.
14024 (expand_block_set_2): Likewise.
14025 (expand_block_set_1): Likewise.
14026 (visium_trampoline_init): Likewise.
14028 2016-02-17 Nick Clifton <nickc@redhat.com>
14030 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
14031 TI's devices.csv file as of March 2016.
14033 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
14036 * opts-global.c (handle_common_deferred_options): Introduce and
14037 initialize two global variables to remember command-line options
14038 specifying a stack-limiting register.
14039 * opts.h: Add extern declarations of the two new global variables.
14040 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
14041 variable based on the values of the two new global variables.
14043 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14046 * common.opt (Wnonnull-compare): New warning.
14047 * doc/invoke.texi (-Wnonnull): Remove text about comparison
14048 of arguments against NULL.
14049 (-Wnonnull-compare): Document.
14050 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
14051 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
14052 * passes.def (pass_warn_nonnull_compare): Add.
14053 * gimple-ssa-nonnull-compare.c: New file.
14055 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14057 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
14058 AARCH64_EXTRA_TUNE_RECIP_SQRT.
14060 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14062 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
14063 reciprocal sqrt for -mlow-precision-recip-sqrt.
14065 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14066 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14068 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
14069 always use lane loads to construct non-constant vectors.
14071 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14073 * config/aarch64/aarch64.md
14074 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
14075 constraints for operand 3.
14076 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
14078 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14079 Richard Biener <rguenther@suse.de>
14081 PR tree-optimization/69820
14082 * tree-vect-patterns.c (type_conversion_p): Return false if
14083 *orig_type is unsigned single precision or boolean.
14084 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
14087 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14089 PR rtl-optimization/69764
14090 PR rtl-optimization/69771
14091 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
14092 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
14094 2016-02-16 Richard Biener <rguenther@suse.de>
14096 PR tree-optimization/69776
14097 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
14099 (indirect_refs_may_alias_p): Likewise.
14100 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
14101 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
14102 according to tbaa_p.
14103 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
14104 (optimize_stmt): For redundant store discovery do not allow tbaa.
14106 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
14108 PR tree-optimization/69714
14109 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
14110 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
14112 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
14114 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
14115 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
14116 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
14117 * config/arc/arc.c (arc_init): Check FPU options.
14118 (get_arc_condition_code): Handle new CC_FPU* modes.
14119 (arc_select_cc_mode): Likewise.
14120 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
14121 register pair only. Allow access for ARCv2 accumulator.
14122 (gen_compare_reg): Whenever we have FPU support use FPU compare
14124 (arc_reorg): Don't generate brcc insns when FPU compare
14125 instructions are involved.
14126 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
14127 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
14128 floating point emulation.
14129 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
14130 (REVERSE_CONDITION): Add new CC_FPU* modes.
14131 (TARGET_FP_SP_BASE): Define.
14132 (TARGET_FP_DP_BASE): Likewise.
14133 (TARGET_FP_SP_FUSED): Likewise.
14134 (TARGET_FP_DP_FUSED): Likewise.
14135 (TARGET_FP_SP_CONV): Likewise.
14136 (TARGET_FP_DP_CONV): Likewise.
14137 (TARGET_FP_SP_SQRT): Likewise.
14138 (TARGET_FP_DP_SQRT): Likewise.
14139 (TARGET_FP_DP_AX): Likewise.
14140 * config/arc/arc.md (ARCV2_ACC): New constant.
14141 (type): New fpu type attribute.
14142 (SDF): Conditional iterator.
14143 (cstore<mode>, cbranch<mode>): Change expand condition.
14144 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
14145 handles FPU/FPX cases as well.
14146 * config/arc/arc.opt (mfpu): New option.
14147 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
14149 (adddf3, muldf3, subdf3): Removed.
14150 * config/arc/predicates.md (proper_comparison_operator): Recognize
14152 * config/arc/fpu.md: New file.
14153 * doc/invoke.texi (ARC Options): Document mfpu option.
14155 2016-02-16 Richard Biener <rguenther@suse.de>
14157 PR rtl-optimization/69291
14158 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
14159 noce_operand_ok check.
14161 2016-02-16 Tom de Vries <tom@codesourcery.com>
14164 * omp-low.c (simd_clone_create): Remove call to
14165 symtab->call_cgraph_insertion_hooks.
14167 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14169 PR tree-optimization/69802
14170 * tree-ssa-reassoc.c (update_range_test): If op is
14171 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
14172 op == 1 test of precision 1 integral op, otherwise handle
14173 that case as op itself. Fix up formatting.
14174 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
14177 2016-02-16 Richard Biener <rguenther@suse.de>
14179 PR tree-optimization/69586
14180 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
14181 types for conversion sources.
14183 2016-02-16 Richard Biener <rguenther@suse.de>
14185 PR middle-end/69801
14186 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
14187 mask OEP_ADDRESS_OF.
14189 2016-02-16 Alan Modra <amodra@gmail.com>
14192 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
14193 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
14194 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
14196 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
14197 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
14198 (p8_fmrgow_<mode>): Likewise.
14199 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
14201 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
14202 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
14203 to use movdi_internal64. Remove op0_di.
14204 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
14206 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
14208 Add support for the FCCMP insn types
14210 * config/aarch64/aarch64.md (fccmp): Change insn type.
14211 (fccmpe): Likewise.
14212 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
14213 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
14214 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
14215 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
14216 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
14217 * config/arm/types.md (fccmps): Add new insn type.
14218 (fccmpd): Likewise.
14220 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
14222 * alias.c (get_alias_set): Fix a typo in comment.
14224 2016-02-15 Richard Biener <rguenther@suse.de>
14226 PR tree-optimization/69595
14227 * match.pd: Complete range test simplification to true.
14229 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
14231 PR rtl-optimization/69648
14232 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
14233 pic_offset_table_rtx.
14235 PR rtl-optimization/69752
14236 * ira.c (update_equiv_regs): When looking for more than a single SET,
14237 also take other side effects into account.
14239 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14241 * config/s390/s390.c (s390_function_profiler): Add a new sequence
14242 for z900+ CPUs in 31-bit mode.
14244 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14246 * common/config/s390/s390-common.c (s390_supports_split_stack):
14248 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
14249 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
14250 * config/s390/s390.c (struct machine_function): New field
14251 split_stack_varargs_pointer.
14252 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
14253 in s390_emit_prologue.
14254 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
14256 (morestack_ref): New global.
14257 (SPLIT_STACK_AVAILABLE): New macro.
14258 (s390_expand_split_stack_prologue): New function.
14259 (s390_live_on_entry): New function.
14260 (s390_va_start): Use split-stack vararg pointer if appropriate.
14261 (s390_asm_file_end): Emit the split-stack note sections.
14262 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
14263 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
14264 (UNSPECV_SPLIT_STACK_CALL): New unspec.
14265 (UNSPECV_SPLIT_STACK_DATA): New unspec.
14266 (split_stack_prologue): New expand.
14267 (split_stack_space_check): New expand.
14268 (split_stack_data): New insn.
14269 (split_stack_call): New expand.
14270 (split_stack_call_*): New insn.
14271 (split_stack_cond_call): New expand.
14272 (split_stack_cond_call_*): New insn.
14274 2016-02-15 Richard Biener <rguenther@suse.de>
14276 PR tree-optimization/69783
14277 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14278 Add trivially correct cases.
14280 2016-02-15 Tom de Vries <tom@codesourcery.com>
14283 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
14285 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
14287 2016-02-15 Richard Biener <rguenther@suse.de>
14289 PR tree-optimization/69776
14290 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14291 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
14292 indicate whether we can use TBAA to disambiguate against stores.
14293 Use alias-set zero if not.
14294 (visit_reference_op_store): Do not use TBAA when looking up
14296 * tree-ssa-pre.c (compute_avail): Use TBAA here.
14297 (eliminate_dom_walker::before_dom_children): But not when looking
14298 up redundant stores.
14300 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
14302 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
14304 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14306 * config/i386/znver1.md
14307 (znver1_pop, znver1_pop_mem,
14308 znver1_load_imov_double_store,
14309 znver1_load_imov_direct_store,
14310 znver1_load_imov_direct_load,
14311 znver1_load_imov_double_load): Add new.
14312 (znver1_insn, znver1_insn_load): Add icmov type.
14313 (znver1_sseavx_fma,
14314 znver1_sseavx_fma_load,
14316 znver1_avx256_fma_load): Fix pipe usage.
14318 2016-02-14 Alan Modra <amodra@gmail.com>
14321 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
14322 with an invalid hard reg, reload just the reg not the entire
14323 pre/post-inc/dec address expression.
14325 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14328 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
14329 fixed R1_REG scratch reg.
14330 (sibcall_value_pcrel_fdpic): Likewise.
14332 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14336 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
14338 2016-02-12 Walter Lee <walt@tilera.com>
14340 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
14341 * config/tilegx/t-tilegx: Likewise.
14343 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14346 * diagnostic-show-locus.c (struct line_span): New struct.
14347 (layout::get_first_line): Delete.
14348 (layout::get_last_line): Delete.
14349 (layout::get_num_line_spans): New member function.
14350 (layout::get_line_span): Likewise.
14351 (layout::print_heading_for_line_span_index_p): Likewise.
14352 (layout::get_expanded_location): Likewise.
14353 (layout::calculate_line_spans): Likewise.
14354 (layout::m_first_line): Delete.
14355 (layout::m_last_line): Delete.
14356 (layout::m_line_spans): New field.
14357 (layout::layout): Update comment. Replace m_first_line and
14358 m_last_line with m_line_spans, replacing their initialization
14359 with a call to calculate_line_spans.
14360 (diagnostic_show_locus): When printing source lines and
14361 annotations, rather than looping over a single span
14362 of lines, instead loop over each line_span within
14363 the layout, with an inner loop over the lines within them.
14364 Call the context's start_span callback when changing line spans.
14365 * diagnostic.c (diagnostic_initialize): Initialize start_span.
14366 (diagnostic_build_prefix): Break out the building of the location
14367 part of the string into...
14368 (diagnostic_get_location_text): ...this new function, rewriting
14369 it from nested ternary expressions to a sequence of "if"
14371 (default_diagnostic_start_span_fn): New function.
14372 * diagnostic.h (diagnostic_start_span_fn): New typedef.
14373 (diagnostic_context::start_span): New field.
14374 (default_diagnostic_start_span_fn): New prototype.
14376 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14379 * gcc.c (driver::finalize): Fix cleanup of "specs".
14381 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14385 * gcc.c (driver::driver): Initialize m_option_suggestions.
14386 (driver::~driver): Clean up m_option_suggestions.
14387 (suggest_option): Convert to...
14388 (driver::suggest_option): ...this, and split out into
14389 driver::build_option_suggestions and find_closest_string.
14390 (driver::build_option_suggestions): New function, from
14391 first half of suggest_option. Special-case
14392 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
14393 the sanitizer_opts array. For options of enum types, add the
14394 various enum values to the candidate strings.
14395 (driver::handle_unrecognized_options): Remove "const".
14396 * gcc.h (driver::handle_unrecognized_options): Likewise.
14397 (driver::build_option_suggestions): New decl.
14398 (driver::suggest_option): New decl.
14399 (driver::m_option_suggestions): New field.
14400 * opts-common.c (add_misspelling_candidates): New function.
14401 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
14402 and make non-static.
14403 * opts.h (sanitizer_opts): New array decl.
14404 (add_misspelling_candidates): New function decl.
14405 * spellcheck.c (find_closest_string): New function.
14406 * spellcheck.h (find_closest_string): New function decl.
14408 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14410 PR rtl-optimization/69764
14411 PR rtl-optimization/69771
14412 * optabs.c (expand_binop_directly): For shift_optab_p, force
14413 convert_modes with VOIDmode if xop1 has VOIDmode.
14415 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
14418 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
14419 to correctly determine instrumentation thunks.
14421 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14424 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
14425 type by reference, force lhs on the call.
14428 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
14429 Compute retval and retbnd early in all cases if split_part_return_p
14430 and return_bb is not EXIT. Remove all clobber stmts and reset
14431 all debug stmts that refer to SSA_NAMEs defined in split part,
14432 except if it is retval, in that case replace the old retval with the
14433 lhs of the call to the split part.
14435 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14438 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14440 PR middle-end/66726
14441 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14442 whose result is used in PHI.
14443 (maybe_optimize_range_tests): Likewise.
14444 (final_range_test_p): Likweise.
14446 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14448 PR middle-end/66726
14449 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14450 whose result is used in PHI.
14451 (maybe_optimize_range_tests): Likewise.
14452 (final_range_test_p): Likweise.
14454 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14456 * cgraph.c: Spelling fixes - behaviour -> behavior and
14457 neighbour -> neighbor.
14458 * target.def: Likewise.
14459 * sel-sched.c: Likewise.
14460 * config/mips/mips.c: Likewise.
14461 * config/arc/arc.md: Likewise.
14462 * config/arm/cortex-a57.md: Likewise.
14463 * config/arm/arm.c: Likewise.
14464 * config/arm/neon.md: Likewise.
14465 * config/arm/arm-c.c: Likewise.
14466 * config/vms/vms-c.c: Likewise.
14467 * config/s390/s390.c: Likewise.
14468 * config/i386/znver1.md: Likewise.
14469 * config/i386/i386.c: Likewise.
14470 * config/ia64/hpux-unix2003.h: Likewise.
14471 * config/msp430/msp430.md: Likewise.
14472 * config/rx/rx.c: Likewise.
14473 * config/rx/rx.md: Likewise.
14474 * config/aarch64/aarch64-simd.md: Likewise.
14475 * config/aarch64/aarch64.c: Likewise.
14476 * config/nvptx/nvptx.c: Likewise.
14477 * config/bfin/bfin.c: Likewise.
14478 * config/cris/cris.opt: Likewise.
14479 * config/rs6000/rs6000.c: Likewise.
14480 * target.h: Likewise.
14481 * spellcheck.c: Likewise.
14482 * ira-build.c: Likewise.
14483 * tree-inline.c: Likewise.
14484 * builtins.c: Likewise.
14485 * lra-constraints.c: Likewise.
14486 * explow.c: Likewise.
14487 * hwint.h: Likewise.
14488 * targhooks.c: Likewise.
14489 * tree-vect-data-refs.c: Likewise.
14490 * expr.c: Likewise.
14491 * doc/tm.texi: Likewise.
14492 * doc/extend.texi: Likewise.
14493 * doc/install.texi: Likewise.
14494 * doc/md.texi: Likewise.
14495 * tree-ssa-tail-merge.c: Likewise.
14496 * sched-int.h: Likewise.
14497 * match.pd: Likewise.
14498 * sched-ebb.c: Likewise.
14499 * target.def (omit_struct_return_reg): Likewise.
14500 * gimple-ssa-isolate-paths.c: Likewise.
14501 (find_implicit_erroneous_behaviour): Renamed to...
14502 (find_implicit_erroneous_behavior): ... this.
14503 (find_explicit_erroneous_behaviour): Renamed to...
14504 (find_explicit_erroneous_behavior): ... this.
14505 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14507 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14509 PR rtl-optimization/64682
14510 PR rtl-optimization/69567
14511 PR rtl-optimization/69737
14512 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14513 in I2 as well, just lose it.
14515 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14517 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14519 (aarch64_last_printed_tune_string): Likewise.
14520 (aarch64_declare_function_name): Only output .arch assembler
14521 directive if it will be different from the previously output
14522 directive. Same for .tune comment but only if -dA is set.
14523 (aarch64_start_file): New function.
14524 (TARGET_ASM_FILE_START): Define.
14526 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14529 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14531 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14534 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14535 -Wmaybe-uninitialized warning.
14537 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14540 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14542 2016-02-11 Richard Biener <rguenther@suse.de>
14544 PR rtl-optimization/69291
14545 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14546 subexpressions affected by changing the result.
14548 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14551 * lra-constraints.c (curr_insn_transform): Find in/out operands
14552 for secondary memory moves. Update dups.
14554 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14556 PR tree-optimization/69652
14557 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14558 to nested loop, did source re-formatting, skip debug statements,
14559 add check on statement with volatile operand, remove dead scalar
14562 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14563 Patrick Palka <ppalka@gcc.gnu.org>
14567 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14568 calls if the return type is TREE_ADDRESSABLE.
14569 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14570 * ipa-split.c (split_function): Fix doubled "we" in comment.
14571 Use void return type for the split part even if
14572 !split_point->split_part_set_retval.
14574 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14576 PR tree-optimization/68021
14577 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14578 when computing the value of biv cand by itself.
14580 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14582 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14583 (cortexa57_tunings): Likewise.
14584 (cortexa72_tunings): Likewise.
14585 (arch_macro_fusion_pair_p): Add support for AES fusion.
14586 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14587 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14588 Allow virtual registers before reload so early scheduling works.
14589 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14590 correct latency and pipeline.
14591 (cortex_a57_crypto_complex): Likewise.
14592 (cortex_a57_crypto_xor): Likewise.
14593 (define_bypass): Add AES bypass.
14595 2016-02-10 Richard Biener <rguenther@suse.de>
14597 PR tree-optimization/69726
14598 * passes.def: Add DCE pass before late uninit.
14599 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14600 really fixup if-conversions job.
14602 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14604 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14605 (arm_cortex_a57_tune): Likewise.
14606 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14607 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14609 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14611 * timevar.def (TV_PHASE_DBGINFO): Delete.
14612 (TV_PHASE_CHECK_DBGINFO): Likewise.
14613 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14615 2016-02-10 Richard Biener <rguenther@suse.de>
14617 PR tree-optimization/69719
14618 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14619 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14621 2016-02-09 Andrew Pinski <apinski@cavium.com>
14624 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14625 get_vcond_mask_icode returns false.
14627 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14630 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14631 an ADDIS that adds a pointer to a large constant that sets the
14632 upper16 bits with a load operation.
14634 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14637 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14639 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14641 (vzipq_s16): Likewise.
14642 (vzipq_s32): Likewise.
14643 (vzipq_f32): Likewise.
14644 (vzipq_u8): Likewise.
14645 (vzipq_u16): Likewise.
14646 (vzipq_u32): Likewise.
14647 (vzipq_p8): Likewise.
14648 (vzipq_p16): Likewise.
14650 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14653 * config/arm/arm.c (neon_endian_lane_map): New function.
14654 (neon_vector_pair_endian_lane_map): New function.
14655 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14656 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14658 (vuzpq_s16): Likewise.
14659 (vuzpq_s32): Likewise.
14660 (vuzpq_f32): Likewise.
14661 (vuzpq_u8): Likewise.
14662 (vuzpq_u16): Likewise.
14663 (vuzpq_u32): Likewise.
14664 (vuzpq_p8): Likewise.
14665 (vuzpq_p16): Likewise.
14667 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14670 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14673 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14675 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14676 truncate const_int operand 1 to QImode.
14678 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14680 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14681 corresponding to an abnormal edge.
14683 2016-02-09 Tom de Vries <tom@codesourcery.com>
14685 PR tree-optimization/69599
14686 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14688 (find_func_aliases_for_builtin_call, find_func_clobbers)
14689 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14692 2016-02-09 Richard Biener <rguenther@suse.de>
14694 PR tree-optimization/69715
14695 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14696 LHS on calls as non-rewritable.
14698 2016-02-09 Tom de Vries <tom@codesourcery.com>
14701 * lto-wrapper.c (append_diag_options): New function.
14702 (compile_offload_image): Call append_diag_options.
14704 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14707 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14708 Minor copy-edit to fix verb tenses.
14710 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14712 PR tree-optimization/69209
14713 * ipa-split.c (split_function): If split part is not
14714 returning retval, retval has gimple type but is not
14715 gimple value, force it into a SSA_NAME first.
14717 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14719 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14722 2016-02-08 Jason Merrill <jason@redhat.com>
14725 * convert.c (convert_to_integer_1): Check dofold on truncation
14727 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14728 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14729 Rename from *_nofold.
14730 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14731 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14733 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14736 * tree.c (build_common_tree_nodes): Remove short_double argument.
14737 All callers changed.
14738 * tree.h (build_common_tree_nodes): Adjust declaration.
14739 * doc/invoke.texi (-fshort-double): Remove documentation.
14740 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14741 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14742 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14743 (append_linker_options): Don't handle OPT_fshort_double.
14745 PR rtl-optimization/68730
14746 * lra-remat.c (insn_to_cand_activation): New static variable.
14747 (lra_remat): Allocate and free it.
14748 (create_cand): New arg activation. Initialize a field in
14749 insn_to_cand_activation if it is nonnull.
14750 (create_cands): Pass the activation insn to create_cand when making
14751 a candidate involving an output reload. Reorganize code a little.
14752 (do_remat): Keep track of active status of candidates in a separate
14755 2016-02-08 Richard Biener <rguenther@suse.de>
14757 PR tree-optimization/69719
14758 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14759 Properly use absolute of the difference of the two offsets to
14760 compare or adjust the segment length.
14762 2016-02-08 Richard Biener <rguenther@suse.de>
14763 Jeff Law <law@redhat.com>
14766 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14767 types for anonymous SSA names.
14769 2016-02-08 Richard Biener <rguenther@suse.de>
14771 PR rtl-optimization/69274
14772 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14774 2016-02-08 Jeff Law <law@redhat.com>
14776 PR tree-optimization/65917
14777 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14778 equivalences from if (x == y) style conditionals.
14779 (loop_depth_of_name): Remove.
14780 (record_equality): Remove loop depth check.
14781 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14782 (const_and_copies::record_const_or_copy_raw): New member function.
14783 * tree-ssa-scopedtables.c
14784 (const_and_copies::record_const_or_copy_raw): New, factored out of
14785 (const_and_copies::record_const_or_copy): Call new member function.
14787 2016-02-05 Jeff Law <law@redhat.com>
14789 PR tree-optimization/68541
14790 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14791 (count_stmts_in_block): New function.
14792 (poor_ifcvt_candidate_code): Likewise.
14793 (is_feasible_trace): Add some heuristics to determine when path
14794 splitting is profitable.
14795 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14796 is a diamond with a single exit.
14798 2016-02-05 Martin Sebor <msebor@redhat.com>
14801 * doc/invoke.texi: Update -Wplacement-new to take an optional
14804 2016-02-06 Richard Henderson <rth@redhat.com>
14807 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14808 out of non-standard address spaces.
14810 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14812 PR rtl-optimization/69691
14813 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14815 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14817 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14818 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14819 (*ieee128_mfvsrd_64bit): Likewise.
14820 (*ieee128_mfvsrd_32bit): Likewise.
14822 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14826 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14828 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14829 instrumented_version.
14831 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14833 * doc/invoke.texi (Optimize Options): In table of --param options
14834 rename second occurrence of tracer-min-branch-ratio to
14835 tracer-min-branch-probability, rename
14836 tracer-min-branch-ratio-feedback to
14837 tracer-min-branch-probability-feedback and clarify description,
14838 rename sched-spec-state-edge-prob-cutoff to
14839 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14840 to selsched-insns-to-rename, rename lto-minpartition to
14841 lto-min-partition, delete reorder-blocks-duplicate and
14842 reorder-blocks-duplicate-feedback.
14844 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14846 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14849 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14851 * doc/extend.texi: S/390: Correct some typos.
14853 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14855 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14857 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14860 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14861 (s390_register_info_gprtofpr): Use new macros above.
14862 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14864 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14865 its name. Adjust restore and save gpr ranges.
14866 (s390_register_info_set_ranges): New function.
14867 (s390_register_info): Use new macros above. Call
14868 s390_register_info_set_ranges.
14869 (s390_optimize_register_info): Likewise.
14870 (s390_hard_regno_rename_ok): Use new macros.
14871 (s390_hard_regno_scratch_ok): Likewise.
14872 (s390_emit_epilogue): Likewise.
14873 (s390_can_use_return_insn): Likewise.
14874 (s390_optimize_prologue): Likewise.
14875 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14877 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14880 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14882 (ix86_option_override_internal): Disable TARGET_STV even for
14883 -m{incoming,preferred}-stack-boundary=3.
14885 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14887 * config.gcc: Mark deprecated rtems targets as obsolete.
14889 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14891 PR rtl-optimization/64682
14892 PR rtl-optimization/69567
14893 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14894 before I2 only if the register is both used and set in I2.
14896 2016-02-04 DJ Delorie <dj@redhat.com>
14898 * config/msp430/msp430.c (msp430_start_function): Add function type.
14900 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14903 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14905 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14907 PR rtl-optimization/69577
14909 2015-10-29 Richard Henderson <rth@redhat.com>
14913 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14914 sse check to the exact conditions of PR 67609.
14916 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14919 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14920 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14921 not allowed into the traditional Altivec registers.
14922 (movtd_64bit_nodm): Likewise.
14923 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14925 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14927 * config/aarch64/cortex-a57-fma-steering.c
14928 (aarch64_register_fma_steering): Remove "static" from arguments
14931 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14934 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14935 twice when complex.
14937 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14939 * doc/invoke.texi: Delete -mno-fma4.
14941 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14943 PR rtl-optimization/69577
14944 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14945 (find_subregs_of_mode): Update accordingly. Iterate over partial
14948 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14950 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14951 * config/arm/arm.c (neon_reinterpret): Remove.
14952 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14953 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14954 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14955 vreinterpretti): Remove.
14956 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14957 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14958 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14959 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14960 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14961 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14962 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14963 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14964 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14965 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14966 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14967 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14968 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14969 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14970 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14971 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14972 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14973 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14974 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14975 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14976 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14977 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14978 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14979 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14980 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14981 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14982 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14983 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14984 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14985 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14986 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14987 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14988 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14989 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14990 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14991 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14992 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14993 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14994 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14995 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14996 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14997 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14998 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14999 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
15000 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
15001 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
15002 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
15003 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
15004 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
15005 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
15006 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
15007 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
15008 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
15009 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
15010 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
15011 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
15012 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
15013 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
15014 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
15015 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
15016 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
15017 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
15018 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
15019 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
15020 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
15021 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
15022 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
15023 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
15024 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
15025 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
15026 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
15027 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
15028 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
15029 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
15030 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
15031 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
15032 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
15033 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
15034 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
15035 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
15036 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
15037 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
15038 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
15039 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
15040 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
15041 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
15042 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
15043 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
15044 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
15045 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
15046 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
15047 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
15048 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
15049 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
15050 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
15051 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
15052 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
15053 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
15054 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
15055 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
15056 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
15057 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
15058 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
15060 2016-02-04 Martin Liska <mliska@suse.cz>
15063 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
15064 that are gimple_store_p.
15065 (maybe_instrument_call): Likewise.
15067 2016-02-04 Bin Cheng <bin.cheng@arm.com>
15069 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
15070 register scaling out of memory reference and comment why.
15072 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15076 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
15077 folding the source of a SET.
15079 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15083 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
15084 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
15086 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
15090 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
15093 2016-02-04 Christian Bruel <christian.bruel@st.com>
15095 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
15096 * config/arm/arm.c (arm_set_current_function): Likewise.
15098 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15099 Ilya Enkovich <enkovich.gnu@gmail.com>
15100 H.J. Lu <hongjiu.lu@intel.com>
15103 * config/i386/i386.c (convert_scalars_to_vector): Remove
15104 stack alignment fixes.
15105 (ix86_option_override_internal): Disable TARGET_STV if stack
15106 might not be aligned enough.
15107 (ix86_minimum_alignment): Assert that TARGET_STV is false.
15109 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
15111 * config/i386/x86-tune.def: Disable default prefetching
15114 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
15115 Vladimir Makarov <vmakarov@redhat.com>
15118 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
15119 in validating fused toc addresses.
15121 2016-02-03 Jakub Jelinek <jakub@redhat.com>
15124 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
15125 range->m_caret fields if range->m_show_caret_p is false.
15128 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
15129 Force oldval into register if it does not satisfy reg_or_short_operand
15130 predicate. Fix up formatting.
15132 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
15133 Alexandre Oliva <aoliva@redhat.com>
15136 * lra-constraints.c (simplify_operand_subreg): Check additionally
15137 address validity after potential reloading.
15138 (process_address_1): Check insns validity. In case of failure do
15141 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
15144 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
15147 2016-02-02 Jakub Jelinek <jakub@redhat.com>
15149 * wide-int.cc (canonize_uhwi): New function.
15150 (wi::divmod_internal): Use it.
15152 2016-02-02 James Norris <jnorris@codesourcery.com
15154 * gimplify.c (omp_notice_variable): Add usage check.
15156 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
15158 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
15159 like LE, GE, LT, GT when emitting relational operator.
15161 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15163 * ira-costs.c (find_costs_and_classes): Add extra argument.
15164 * target.def (ira_change_pseudo_allocno_class): Add parameter.
15165 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
15166 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
15167 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
15168 Add best_class parameter, and return it if not ALL_REGS.
15169 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
15171 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
15172 Update target hook.
15174 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15176 * config/aarch64/aarch64.c
15177 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
15178 (aarch64_ira_change_pseudo_allocno_class): New function.
15180 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
15183 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
15185 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15187 * config/avr/avr.c (avr_option_override): Set
15188 PARAM_ALLOW_STORE_DATA_RACES to 1.
15190 2016-02-02 Richard Biener <rguenther@suse.de>
15192 PR tree-optimization/69595
15193 * match.pd: Add range test simplifications to true/false.
15195 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
15197 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
15198 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
15201 2016-02-02 Richard Biener <rguenther@suse.de>
15203 PR tree-optimization/69606
15204 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
15205 info on the result before moving a stmt.
15207 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
15209 PR middle-end/68542
15210 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
15211 branch with vector comparison.
15212 * config/i386/sse.md (VI48_AVX): New mode iterator.
15213 (define_expand "cbranch<mode>4): Add support for conditional branch
15214 with vector comparison.
15215 * tree-vect-loop.c (optimize_mask_stores): New function.
15216 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
15217 has_mask_store field of vect_info.
15218 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
15219 vectorized loops having masked stores after vec_info destroy.
15220 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
15221 correspondent macros.
15222 (optimize_mask_stores): Add prototype.
15224 2016-02-02 Alan Modra <amodra@gmail.com>
15227 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
15230 2016-02-02 Alan Modra <amodra@gmail.com>
15233 * config/rs6000/rs6000.c (need_toc_init): New var, set it
15234 whenever toc_label_name used.
15235 (rs6000_file_start): Don't set up toc section here,
15236 (rs6000_output_function_epilogue): do so here instead,
15237 (rs6000_xcoff_file_start): and here.
15238 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
15239 (load_toc_aix_di): Likewise.
15241 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15243 PR rtl-optimization/69592
15244 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
15245 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
15246 (num_sign_bit_copies_binary_arith_p): New inline function.
15247 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
15249 2016-02-01 Jeff Law <law@redhat.com>
15251 PR tree-optimization/69580
15252 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
15253 * tree-ssa-threadbackward.c
15254 (fsm_find_control_statement_thread_paths): Do not try to walk
15255 through large PHI nodes.
15257 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15259 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
15260 when count is incremented above limit, don't analyze further
15263 * omp-low.c (oacc_parse_default_dims): Avoid
15264 -Wsign-compare warning, make sure value fits into int
15265 rather than just unsigned int.
15267 2016-02-01 Bin Cheng <bin.cheng@arm.com>
15269 PR tree-optimization/67921
15270 * fold-const.c (split_tree): New parameters. Convert pointer
15271 type variable part to proper type before negating.
15272 (fold_binary_loc): Pass new arguments to split_tree.
15274 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
15276 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
15277 (nvptx_goacc_validate_dims): Extend to handle global defaults.
15278 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
15279 * doc/tm.texti: Rebuilt.
15280 * doc/invoke.texi (fopenacc-dim): Document.
15281 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
15282 (append_compiler_options): Likewise.
15283 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
15284 (oacc_parse_default_dims): New.
15285 (oacc_validate_dims): Add USED arg. Select non-unity default when
15287 (oacc_loop_fixed_partitions): Return mask of used partitions.
15288 (oacc_loop_auto_partitions): Emit dump info.
15289 (oacc_loop_partition): Return mask of used partitions.
15290 (execute_oacc_device_lower): Parse default dimension arg. Adjust
15291 loop partitioning and validation calls.
15293 2016-02-01 Richard Biener <rguenther@suse.de>
15295 PR middle-end/69556
15296 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
15298 2016-02-01 Richard Biener <rguenther@suse.de>
15300 PR tree-optimization/69574
15301 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
15302 of asserting return chrec_dont_know.
15304 2016-02-01 Martin Liska <mliska@suse.cz>
15306 * mem-stats-traits.h: Add copyright header.
15307 * mem-stats.h: Likewise.
15309 2016-02-01 Richard Biener <rguenther@suse.de>
15311 PR tree-optimization/69579
15312 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
15313 Do not propagate through abnormal PHI results.
15315 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
15317 * postreload.c (reload_cse_simplify): Remove dead code.
15319 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15321 PR rtl-optimization/69570
15322 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
15323 if there is more than one set, not if there is a single set.
15325 2016-02-01 Richard Henderson <rth@redhat.com>
15328 * combine.c (make_compound_operation): When looking through a
15329 subreg, make sure to re-extend to the width of the outer mode.
15331 2016-01-30 Jakub Jelinek <jakub@redhat.com>
15333 PR tree-optimization/69546
15334 * wide-int.cc (wi::divmod_internal): For unsigned division
15335 where both operands fit into uhwi, if o1 is 1 and o0 has
15336 msb set, if divident_prec is larger than bits per hwi,
15337 clear another quotient word and return 2 instead of 1.
15338 Similarly for remainder with msb in HWI set, if dividend_prec
15339 is larger than bits per hwi.
15341 2016-01-29 Martin Jambor <mjambor@suse.cz>
15343 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
15344 Use short lowercase names.
15345 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
15346 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
15347 acq_rel one. Protect warning agains segfaults if
15348 get_memory_order_name returns NULL.
15349 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
15350 with release semantics. Do not warn if get_memory_order already did.
15351 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
15352 semantics. Fix check for relaxed or acquire semantics. Do not warn
15353 if get_memory_order already did.
15355 2016-01-29 Sebastian Pop <s.pop@samsung.com>
15357 * doc/install.texi: Document that isl-0.16 is supported.
15359 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
15362 * config/i386/constraints.md (Bm): Describe as special memory
15364 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
15365 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15366 * genpreds.c (struct constraint_data): Add is_special_memory.
15367 (have_special_memory_constraints, special_memory_start): New
15369 (special_memory_end): Ditto.
15370 (add_constraint): Add new arg is_special_memory. Add code to
15371 process its true value. Update have_special_memory_constraints.
15372 (process_define_constraint): Pass the new arg.
15373 (process_define_register_constraint): Ditto.
15374 (choose_enum_order): Process special memory.
15375 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
15376 function insn_extra_special_memory_constraint.
15377 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15378 * gensupport.c (process_rtx): Process
15379 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15380 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
15381 * ira-lives.c (single_reg_class): Use
15382 insn_extra_special_memory_constraint.
15383 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
15384 * lra-constraints.c (process_alt_operands): Ditto.
15385 (curr_insn_transform): Use insn_extra_special_memory_constraint.
15386 * recog.c (asm_operand_ok, preprocess_constraints): Process
15388 * reload.c (find_reloads): Ditto.
15389 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
15390 * stmt.c (parse_input_constraint): Use
15391 insn_extra_special_memory_constraint.
15393 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15396 * lra-splill.c (lra_final_code_change): Revert r229087 by
15397 removing all sub-registers.
15399 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
15402 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
15404 2016-01-29 Jakub Jelinek <jakub@redhat.com>
15407 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
15408 SSE1, copy target into the temporary reg first before recursing
15411 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15413 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
15416 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15418 * ginclude/stdarg.h: Test __cplusplus instead of
15419 __GXX_EXPERIMENTAL_CXX0X__.
15421 2016-01-29 Richard Biener <rguenther@suse.de>
15423 PR tree-optimization/69547
15424 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
15425 Do not mark clobbers necessary.
15426 (mark_all_reaching_defs_necessary_1): Likewise.
15428 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15430 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
15431 declaration name with %qs and print it in both error messages.
15432 Also fix indentation.
15434 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15437 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
15438 trailing blank line from error message.
15440 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15443 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
15446 2016-01-29 Richard Biener <rguenther@suse.de>
15448 PR middle-end/69537
15449 * match.pd: Allow all integral types when simplifying a
15450 widening or sign-changing conversion.
15452 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15454 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
15455 back to setting codegen_error to fail codegen.
15457 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
15460 * config/i386/constraints.md (C): Only accept constant zero operand.
15461 (BC): New constraint.
15462 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
15463 instead of C constraint.
15464 * doc/md.texi (Machine Constraints): Update description
15467 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15470 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15472 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15474 PR middle-end/69542
15475 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15478 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15480 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15481 branches if using guessed profile.
15483 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15485 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15487 2016-01-28 Richard Henderson <rth@redhat.com>
15490 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15491 * config/aarch64/aarch64-protos.h: Update.
15492 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15493 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15494 (aarch64_get_condition_code_1): Handle CC_Cmode.
15495 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15496 (*add<mode>3_compareC_cconly_imm): New.
15497 (*add<mode>3_compareC_cconly): New.
15498 (*add<mode>3_compareC_imm): New.
15499 (add<mode>3_compareC): New.
15500 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15501 to be first. Use aarch64_carry_operation.
15502 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15503 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15504 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15505 (subti3): Use subdi3_compare1.
15506 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15507 (sub<mode>3_compare1): New.
15508 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15509 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15510 (*subsi3_carryin_uxtw): Likewise.
15511 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15512 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15513 * config/aarch64/iterators.md (DWI): New.
15514 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15515 (aarch64_borrow_operation): New.
15517 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15519 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15520 message when isl does not return a valid schedule.
15522 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15524 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15525 Remove comments from class declarations: they are already in the code
15528 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15530 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15532 (ternary_op_to_tree): Same.
15533 (unary_op_to_tree): Same.
15534 (nary_op_to_tree): Same.
15535 (gcc_expression_from_isl_expr_op): Same.
15536 (gcc_expression_from_isl_expression): Same.
15537 (graphite_create_new_loop): Same.
15538 (graphite_create_new_loop_guard): Same.
15539 (build_iv_mapping): Same.
15540 (graphite_create_new_guard): Same.
15541 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15542 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15544 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15546 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15547 instead of setting codegen_error to fail codegen.
15549 2016-01-28 Jason Merrill <jason@redhat.com>
15551 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15553 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15555 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15556 Remove CONST_INT_P check in CCMP cost calculation.
15558 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15560 * config/aarch64/aarch64.c (generic_vector_cost):
15561 Set vec_permute_cost.
15562 (cortexa57_vector_cost): Likewise.
15563 (exynosm1_vector_cost): Likewise.
15564 (xgene1_vector_cost): Likewise.
15565 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15566 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15567 Add vec_permute_cost entry.
15569 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15571 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15573 (add<mode>3_compare0): Likewise.
15574 (addsi3_compare0_uxtw): Likewise.
15575 (add<mode>3nr_compare0): Likewise.
15576 (compare_neg<mode>): Likewise.
15577 (<optab><mode>3): Likewise.
15579 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15581 * tree-vect-stmts.c (vectorizable_comparison): Add
15582 NULL check for vectype.
15584 2016-01-28 Richard Biener <rguenther@suse.de>
15586 PR tree-optimization/69466
15587 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15588 Account for PHIs we couldn't duplicate.
15590 2016-01-28 Martin Liska <mliska@suse.cz>
15593 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15594 instead of ENABLE_VALGRIND_CHECKING.
15596 2016-01-27 Richard Henderson <rth@redhat.com>
15599 * lra-remat.c (subreg_regs): New.
15600 (dump_candidates_and_remat_bb_data): Dump it.
15601 (operand_to_remat): Reject if operand in subreg_regs.
15602 (set_bb_regs): Collect subreg_regs.
15603 (lra_remat): Init and free subreg_regs. Compute
15604 calculate_local_reg_remat_bb_data before create_cands.
15606 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15609 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15610 change stack_alignment_needed for __tls_get_addr call.
15612 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15614 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15616 2016-01-27 Jeff Law <law@redhat.com>
15618 PR tree-optimization/68398
15619 PR tree-optimization/69196
15620 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15621 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15622 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15623 Only count PHIs in the last block in the path. The others will
15624 const/copy propagate away. Add heuristic to allow more irreducible
15625 subloops to be created when it is likely profitable to do so.
15627 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15628 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15629 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15631 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15634 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15635 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15636 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15637 * tree-streamer-in.c: Include asan.h.
15638 (streamer_get_builtin_tree): For builtins in sanitizer
15639 range call initialize_sanitizer_builtins and retry.
15641 2016-01-27 Ian Lance Taylor <iant@google.com>
15643 * common.opt (fkeep-gc-roots-live): New undocumented option.
15644 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15645 -fkeep-gc-roots-live, skip pointers.
15646 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15649 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15652 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15653 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15655 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15658 * configure.ac: NetBSD provides SSP in its C library.
15659 * configure: Updated.
15661 2016-01-27 Richard Biener <rguenther@suse.de>
15663 PR tree-optimization/69166
15664 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15665 reduction code for commutativity / associativity.
15667 2016-01-27 Martin Jambor <mjambor@suse.cz>
15669 PR tree-optimization/69355
15670 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15671 total_scalarization fails.
15673 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15675 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15678 2016-01-27 Christian Bruel <christian.bruel@st.com>
15681 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15682 Move arm_reset_previous_fndecl and set_target_option_current_node in
15683 the conditional part. Call save_restore_target_globals.
15684 * config/arm/arm.c (arm_set_current_function):
15685 Refactor to better support #pragma target and attribute mix.
15686 Call save_restore_target_globals.
15687 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15689 2016-01-27 Martin Liska <mliska@suse.cz>
15691 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15692 reference for an HSA kernel and its host function.
15694 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15696 PR tree-optimization/69399
15697 * wide-int.h (wi::lrshift): For larger precisions, only
15698 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15700 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15702 * config/arc/predicates.md (proper_comparison_operator): Reject
15703 constant-constant comparison.
15705 2016-01-26 Tom de Vries <tom@codesourcery.com>
15707 PR tree-optimization/69110
15708 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15709 DR_NUM_DIMENSIONS == 0.
15711 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15712 Sebastian Pop <s.pop@samsung.com>
15714 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15715 isl_ast_op_cond and isl_ast_op_select.
15716 (gcc_expression_from_isl_expr_op): Same.
15718 2016-01-26 Jason Merrill <jason@redhat.com>
15721 * tree.c (recompute_constructor_flags): Split out from
15723 (verify_constructor_flags): New.
15724 * tree.h: Declare them.
15726 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15728 PR rtl-optimization/69217
15729 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15730 are no TYPE_FIELDS set for the record type.
15732 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15735 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15736 toc_label_name unconditionally.
15737 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15738 SYMBOL_REF string. Use toc_label_name instead of constructing
15740 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15741 constructing LCTOC1.
15743 2016-01-26 Martin Sebor <msebor@redhat.com>
15746 * doc/extend.texi (Common Type Attributes): Move text that talks about
15747 attribute packed from attribute aligned to the section discussing
15748 the former attribute for clarity.
15750 2016-01-26 Richard Henderson <rth@redhat.com>
15752 PR middle-end/60908
15753 * trans-mem.c (tm_region_init): Mark entry block as visited.
15755 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15758 * diagnostic-show-locus.c (layout::print_source_line): Replace
15759 call to pp_newline with call to layout::print_newline.
15760 (layout::print_annotation_line): Likewise.
15761 (layout::move_to_column): Likewise.
15762 (layout::print_any_fixits): After printing any fixits, print a
15763 trailing newline, if necessary.
15764 (layout::print_newline): New method, resetting any colorization
15766 (diagnostic_show_locus): Move the pp_newline to before the
15767 early bailout. Remove dummy block enclosing the layout instance.
15768 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15769 of pp_newline_and_flush with pp_flush.
15770 (diagnostic_append_note): Delete use of pp_newline.
15771 (diagnostic_append_note_at_rich_loc): Delete.
15772 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15773 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15774 when newline characters are added to the buffer.
15776 2016-01-26 Michael Matz <matz@suse.de>
15778 * configure.ac (ac_cv_std_swap_in_utility): New test.
15779 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15780 * configure: Regenerate.
15781 * config.in: Regenerate.
15783 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15785 * config/arc/arc.md (cstoresi4): Force operand into register.
15786 (arcset<code>): Fix predicate.
15787 (arcsetltu): Likewise.
15788 (arcsetgeu): Likewise.
15789 (arcsethi): Likewise.
15790 (arcsetls): Likewise.
15792 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15794 PR tree-optimization/69483
15795 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15796 if base has error_mark_node type.
15798 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15801 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15802 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15804 (vget_lane_f16): Handle big-endian.
15805 (vgetq_lane_f16): Likewise.
15806 (vset_lane_f16): Likewise.
15807 (vsetq_lane_f16): Likewise.
15808 * config/arm/iterators.md (VQXMOV): Add V8HF.
15809 (VDQ): Add V4HF and V8HF.
15810 (V_reg): Handle V4HF and V8HF.
15811 (Is_float_mode): Likewise.
15812 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15813 neon_vdup_nv8hf): New patterns.
15814 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15815 Use VD_LANE iterator.
15816 (neon_vld1_dup<mode>): Use VQ2 iterator.
15818 2016-01-26 Nathan Sidwell <nathan@acm.org>
15820 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15821 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15822 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15823 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15824 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15825 (oacc_validate_dims): Add LEVEL arg, don't return level.
15826 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15827 oacc_validate_dims.
15828 (execute_oacc_device_lower): Adjust, add more dump output.
15829 * tree-ssa-loop.c (gate_oacc_kernels): Use
15830 oacc_fn_attrib_kernels_p.
15831 * tree-parloops.c (create_parallel_loop): Adjust
15832 set_oacc_fn_attrib call.
15834 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15837 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15838 (append_compiler_options): Handle -fcilkplus.
15839 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15841 2016-01-26 Nick Clifton <nickc@redhat.com>
15844 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15845 been marked as DECL_ONE_ONLY but we do not the means to make it
15846 so, then do not allow it to bind locally.
15848 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15851 * opts.h (parse_sanitizer_options): New prototype.
15852 * opts.c (sanitizer_opts): New array.
15853 (parse_sanitizer_options): New function.
15854 (common_handle_option): Use parse_sanitizer_options.
15856 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15859 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15860 alignment adjustment to ...
15861 (ix86_update_stack_boundary): Here. Don't over-align stack for
15863 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15864 if __tls_get_addr is called.
15866 2016-01-26 Christian Bruel <christian.bruel@st.com>
15868 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15870 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15872 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15874 2016-01-26 Richard Biener <rguenther@suse.de>
15876 PR middle-end/69467
15877 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15879 2016-01-26 Richard Biener <rguenther@suse.de>
15881 PR tree-optimization/69452
15882 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15883 (move_computations_dom_walker::before_dom_children): Rename
15885 (move_computations_worker): This.
15886 (move_computations): Perform an RPO rather than a DOM walk.
15888 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15891 * combine.c (combine_instructions): For REG_EQUAL note with
15892 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15893 to the underlying register.
15894 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15895 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15897 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15900 * config/aarch64/aarch64-builtins.c
15901 (aarch64_init_simd_builtin_types): Do not set structural
15902 equality to __Poly{8,16,64,128}_t types.
15904 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15906 PR tree-optimization/69400
15907 * wide-int.cc (wi_pack): Take the precision as argument and
15908 perform canonicalization here rather than in the callers.
15909 Use the main loop to handle all full-width HWIs. Add a
15910 zero HWI if in_len isn't a full result.
15911 (wi::divmod_internal): Update accordingly.
15912 (wi::mul_internal): Likewise. Simplify.
15914 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15915 Sebastian Pop <s.pop@samsung.com>
15917 * graphite-poly.c (apply_poly_transforms): Simplify.
15918 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15919 (print_isl_map): Same.
15920 (print_isl_union_map): Same.
15921 (print_isl_schedule): New.
15922 (debug_isl_schedule): New.
15923 * graphite-dependences.c (scop_get_reads): Do not call
15924 isl_union_map_add_map that is undocumented isl functionality.
15925 (scop_get_must_writes): Same.
15926 (scop_get_may_writes): Same.
15927 (scop_get_original_schedule): Remove.
15928 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15929 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15930 (compute_deps): Remove.
15931 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15932 (debug_schedule_ast): New.
15933 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15934 set_separate_option.
15935 (graphite_regenerate_ast_isl): Add dump.
15936 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15937 from scop->transformed_schedule.
15938 (graphite_regenerate_ast_isl): Add more dump.
15939 * graphite-optimize-isl.c (optimize_isl): Set
15940 scop->transformed_schedule. Check whether schedules are equal.
15941 (apply_poly_transforms): Move here.
15942 * graphite-poly.c (apply_poly_transforms): ... from here.
15943 (free_poly_bb): Static.
15944 (free_scop): Static.
15945 (pbb_number_of_iterations_at_time): Remove.
15946 (print_isl_ast): New.
15947 (debug_isl_ast): New.
15948 (debug_scop_pbb): New.
15949 * graphite-scop-detection.c (print_edge): Move.
15950 (print_sese): Move.
15951 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15952 (build_scop_scattering): Remove.
15953 (create_pw_aff_from_tree): Assert instead of bailing out.
15954 (add_condition_to_pbb): Remove unused code, do not fail.
15955 (add_conditions_to_domain): Same.
15956 (add_conditions_to_constraints): Remove.
15957 (build_scop_context): New.
15958 (add_iter_domain_dimension): New.
15959 (build_iteration_domains): Initialize pbb->iterators.
15960 Call add_conditions_to_domain.
15963 (index_outermost_in_loop): New.
15964 (index_pbb_in_loop): New.
15965 (outermost_pbb_in): New.
15966 (add_in_sequence): New.
15967 (add_outer_projection): New.
15968 (outer_projection_mupa): New.
15969 (add_loop_schedule): New.
15970 (build_schedule_pbb): New.
15971 (build_schedule_loop): New.
15972 (embed_in_surrounding_loops): New.
15973 (build_schedule_loop_nest): New.
15974 (build_original_schedule): New.
15975 (build_poly_scop): Call build_original_schedule.
15976 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15977 (free_poly_dr): Remove.
15978 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15979 (free_poly_bb): Remove.
15980 (debug_loop_vec): Remove.
15981 (print_isl_ast): Declare.
15982 (debug_isl_ast): Declare.
15983 (scop_do_interchange): Remove.
15984 (scop_do_strip_mine): Remove.
15985 (scop_do_block): Remove.
15986 (flatten_all_loops): Remove.
15987 (optimize_isl): Remove.
15988 (pbb_number_of_iterations_at_time): Remove.
15989 (debug_scop_pbb): Declare.
15990 (print_schedule_ast): Declare.
15991 (debug_schedule_ast): Declare.
15992 (struct scop): Remove schedule. Add original_schedule,
15993 transformed_schedule.
15994 (free_gimple_poly_bb): Remove.
15995 (print_generated_program): Remove.
15996 (debug_generated_program): Remove.
15997 (unify_scattering_dimensions): Remove.
15998 * sese.c (print_edge): ... here.
15999 (print_sese): ... here.
16000 (debug_edge): ... here.
16001 (debug_sese): ... here.
16002 * sese.h (print_edge): Declare.
16003 (print_sese): Declare.
16004 (dump_edge): Declare.
16005 (dump_sese): Declare.
16007 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16008 Sebastian Pop <s.pop@samsung.com>
16010 * Makefile.in: Set ISLVER in site.exp.
16012 2016-01-25 Jakub Jelinek <jakub@redhat.com>
16014 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
16015 DECL_VALUE_EXPR of new_var even for the non-array case. Look
16016 through DECL_VALUE_EXPR for expansion.
16018 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
16020 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
16021 the frame info after reload completed.
16023 2016-01-25 Jeff Law <law@redhat.com>
16025 PR tree-optimization/69196
16026 PR tree-optimization/68398
16027 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
16028 tree-ssa-threadupdate.c.
16029 (determine_bb_domination_status): Prototype
16030 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
16031 (determine_bb_domination_status): No longer static.
16032 (valid_jump_thread_path): Remove code to detect characteristics
16033 of the jump thread path not associated with correctness.
16034 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
16035 Correct test for thread path length. Count PHIs for real operands as
16036 statements that need to be copied. Do not count ASSERT_EXPRs.
16037 Look at all the blocks in the thread path. Compute and selectively
16038 filter thread paths based on threading through the latch, threading
16039 a multiway branch or crossing a multiway branch.
16041 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16043 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
16044 decl with __attribute__ ((unused)) annotation.
16046 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
16049 * tree-vect-stmts.c (vectorizable_condition): Check vectype
16050 of operands is compatible with a statement vectype.
16052 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
16054 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
16055 improve wording for mixed storage order support.
16057 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
16059 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
16060 (vcvt_u64_f64): Likewise.
16061 (vcvta_s64_f64): Likewise.
16062 (vcvta_u64_f64): Likewise.
16063 (vcvtm_s64_f64): Likewise.
16064 (vcvtm_u64_f64): Likewise.
16065 (vcvtn_s64_f64): Likewise.
16066 (vcvtn_u64_f64): Likewise.
16067 (vcvtp_s64_f64): Likewise.
16068 (vcvtp_u64_f64): Likewise.
16070 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
16072 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
16073 (arc_init): Check validity mll64 option.
16074 (arc_save_restore): Use double load/store instruction.
16075 (arc_expand_movmem): Likewise.
16076 (arc_split_move): Don't split if we have double load/store
16077 instructions. Returns a boolean.
16078 (arc_process_double_reg_moves): Change function to return boolean
16079 instead of a sequence of instructions.
16080 (arc_dwarf_register_span): New function.
16081 * config/arc/arc-protos.h (arc_split_move): Change prototype.
16082 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
16083 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
16084 (*movdf_insn): Likewise.
16085 * config/arc/arc.opt (mll64): New option.
16086 * config/arc/predicates.md (even_register_operand): New predicate.
16087 * doc/invoke.texi (ARC Options): Add mll64 documentation.
16089 2016-01-25 Richard Biener <rguenther@suse.de>
16092 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
16093 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
16095 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
16097 2016-01-25 Richard Biener <rguenther@suse.de>
16099 PR tree-optimization/69376
16100 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
16102 (VN_INFO_ANTI_RANGE_P): New inline.
16103 (VN_INFO_RANGE_TYPE): Likewise.
16104 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
16105 SSA_NAME_ANTI_RANGE_P.
16106 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
16107 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16108 Properly query VN_INFO_RANGE_TYPE.
16110 2016-01-25 Nick Clifton <nickc@redhat.com>
16113 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
16115 2016-01-23 Tom de Vries <tom@codesourcery.com>
16117 PR tree-optimization/69426
16118 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
16121 2016-01-23 Jakub Jelinek <jakub@redhat.com>
16123 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
16124 "the the" with "the" in the comments.
16125 * ipa-devirt.c (build_type_inheritance_graph,
16126 update_type_inheritance_graph): Likewise.
16127 * tree.c (build_function_type_list_1): Likewise.
16128 * cfgloopmanip.c (scale_loop_profile): Likewise.
16129 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
16130 * gimple-ssa-split-paths.c
16131 (find_block_to_duplicate_for_splitting_paths): Likewise.
16132 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
16133 * expr.c (convert_move): Likewise.
16134 * var-tracking.c (vt_stack_adjustments): Likewise.
16135 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16136 * tree-vrp.c (test_for_singularity): Likewise.
16138 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
16139 directly instead of building a temporary tree.
16142 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
16143 remove <algorithm> include.
16145 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16148 * config/i386/i386.c: Include dojump.h.
16149 (expand_small_movmem_or_setmem,
16150 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
16152 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
16153 if dynamic_check != -1.
16155 2016-01-21 Jeff Law <law@redhat.com>
16157 PR middle-end/69347
16158 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
16159 record_temporary_equivalences. Rewritten to avoid unnecessary calls
16160 into dominated_by_p.
16161 (cprop_into_successor_phis): Avoid unnecessary tests.
16163 2016-01-22 Richard Henderson <rth@redhat.com>
16166 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
16167 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
16169 2016-01-22 Michael Matz <matz@suse.de>
16171 * system.h (string, algorithm): Include only conditionally.
16172 (new): Include always under C++.
16173 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
16174 * final.c (toplevel): Ditto.
16175 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
16176 * genconditions.c (write_header): Make gencondmd.c define
16178 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
16180 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
16181 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
16183 2016-01-22 Christian Bruel <christian.bruel@st.com>
16186 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
16188 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16191 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
16192 define_insn_and_split. Ensure operands[1] and operands[0] do not
16193 get assigned the same register.
16195 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16197 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
16199 2016-01-22 Christian Bruel <christian.bruel@st.com>
16201 * config/arm/arm-c.c (arm_pragma_target_parse):
16202 Remove warn_builtin_macro_redefined overwrite.
16204 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16206 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
16207 flag_non_call_exceptions compatibility.
16209 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16212 * dwarf2out.c (add_child_die_after): New function.
16213 (dwarf_qual_info_t): New type.
16214 (dwarf_qual_info): New variable.
16215 (qualified_die_p): New function.
16216 (modified_type_die): For -fdebug-types-section, ensure
16217 canonical order of qualifiers. Put qualified DIEs adjacent
16218 to the corresponding non-qualified type DIE and search there
16219 for existing qualified DIEs.
16221 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16223 * doc/extend.texi (scalar_storage_order type attribute): Document
16224 restriction on type punning and aliasing, and remove future tense.
16226 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
16229 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
16232 2016-01-21 Jeff Law <law@redhat.com>
16234 PR middle-end/69347
16235 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
16236 useless call to record_temporary_equivalences.
16237 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
16238 allocate 10 slots in the bb_path vector and let it grow as needed.
16239 (fsm_find_control_statement_thread_paths): Similarly for the next_path
16242 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16244 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
16246 * configure: Regenerate.
16248 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
16250 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
16251 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
16253 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
16255 PR middle-end/66178
16256 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
16257 drop EXPAND_INITIALIZER.
16258 * rtl.h (contains_symbolic_reference_p): Declare.
16259 * rtlanal.c (contains_symbolic_reference_p): New function.
16260 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
16261 a subtraction into a NOT if symbolic constants are involved.
16263 2016-01-21 Anton Blanchard <anton@samba.org>
16264 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16267 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
16269 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
16272 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16274 * config/microblaze/microblaze.c
16275 (get_branch_target): New.
16276 (insert_wic_for_ilb_runout): New.
16278 (microblaze_machine_dependent_reorg): New.
16279 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
16280 * config/microblaze/microblaze.md
16281 (UNSPEC_IPREFETCH): Define.
16282 (iprefetch): New pattern
16283 * config/microblaze/microblaze.opt
16284 (mxl-prefetch): New flag.
16286 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16288 * config/microblaze/microblaze.h
16289 (FIXED_REGISTERS): Update in macro.
16290 (CALL_USED_REGISTERS): Update in macro.
16292 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
16294 PR rtl-optimization/68920
16295 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
16298 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
16300 PR rtl-optimization/68990
16301 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
16302 pseudo instead of inheritance ones.
16304 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16305 Nick Clifton <nickc@redhat.com>
16309 * config/mips/mips.c (mips_compute_frame_info): Initialise
16310 args_size and hard_frame_pointer_offset fields of the frame
16311 structure before calling mips_global_pointer.
16313 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16315 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
16317 * configure: Regenerate.
16319 2016-01-21 Richard Biener <rguenther@suse.de>
16321 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
16323 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16325 * config/s390/s390.c (s390_asm_declare_function_size): Add code
16326 to actually emit the .size directive.
16328 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
16329 Jakub Jelinek <jakub@redhat.com>
16333 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
16334 args array size by one to avoid buffer overflow.
16336 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16338 * config/s390/s390.md (pool_section_start): Use switch_to_section
16339 to select proper read-only data section instead of hardcoding
16341 (pool_section_end): Use switch_to_section to match the above.
16343 2016-01-21 Richard Biener <rguenther@suse.de>
16345 PR tree-optimization/69378
16346 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
16347 (set_ssa_val_to): Use it for dominance checks taking into
16348 account not executable edges.
16350 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16353 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
16354 for bitsize instead of GET_MODE_PRECISION (mode).
16356 2016-01-20 Martin Sebor <msebor@redhat.com>
16359 * extend.texi (__sync Builtins): Clarify the semantics of
16360 __sync_fetch_and_OP built-ins on pointers.
16361 (__atomic Builtins): Same.
16363 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16364 Sebastian Pop <s.pop@samsung.com>
16366 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
16367 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
16368 (is_valid_rename): Same.
16369 (translate_isl_ast_to_gimple::get_rename): Same.
16370 (translate_isl_ast_to_gimple::rename_all_uses): Same.
16371 (translate_isl_ast_to_gimple::rename_uses): Same.
16372 (get_new_name): Check for close_phi nodes.
16373 (copy_loop_phi_args): Use phi_node_kind.
16374 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
16375 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
16377 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16378 Sebastian Pop <s.pop@samsung.com>
16380 Revert commit r229783.
16381 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
16382 Remove use of parameter_rename_map.
16383 (copy_def): Remove.
16384 (copy_internal_parameters): Remove.
16385 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
16386 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
16387 (free_sese_info): Do not free parameter_rename_map.
16388 (set_rename): Do not use parameter_rename_map.
16389 (rename_uses): Update call to set_rename.
16390 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
16391 * sese.h (parameter_rename_map_t): Remove.
16392 (struct sese_info_t): Remove field parameter_rename_map.
16394 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16395 Sebastian Pop <s.pop@samsung.com>
16397 * graphite-isl-ast-to-gimple.c: Fix comment.
16398 * graphite-scop-detection.c (defined_in_loop_p): New.
16399 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
16400 names defined in loop.
16402 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16403 Sebastian Pop <s.pop@samsung.com>
16405 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
16406 Discard unstructured if-then-else regions.
16408 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16409 Sebastian Pop <s.pop@samsung.com>
16411 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
16412 (cleanup_loop_iter_dom): Remove.
16413 (build_loop_iteration_domains): Remove.
16414 (build_scop_context): Remove.
16415 (build_scop_iteration_domain): Remove.
16416 (add_loop_constraints): New.
16417 (build_iteration_domains): New.
16418 (build_poly_scop): Call build_iteration_domains.
16420 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16421 Sebastian Pop <s.pop@samsung.com>
16423 * graphite-scop-detection.c
16424 (scop_detection::harmful_loop_in_region): Free dom and loops.
16425 (scop_detection::loop_body_is_valid_scop): Free bbs.
16427 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16428 Sebastian Pop <s.pop@samsung.com>
16430 * graphite-scop-detection.c (record_loop_in_sese): New.
16431 (gather_bbs::before_dom_children): Call record_loop_in_sese.
16432 (build_scops): Remove call to build_sese_loop_nests.
16433 * sese.c (sese_record_loop): Remove.
16434 (build_sese_loop_nests): Remove.
16435 (new_sese_info): Remove region->loops.
16436 (free_sese_info): Same.
16437 * sese.h (sese_contains_loop): Same.
16438 (build_sese_loop_nests): Remove.
16439 (sese_contains_loop): Remove.
16441 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16442 Sebastian Pop <s.pop@samsung.com>
16444 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
16445 loop_is_valid_in_scop.
16446 (scop_detection::harmful_stmt_in_region): Renamed
16447 harmful_loop_in_region.
16448 Call loop_is_valid_in_scop.
16450 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16451 Sebastian Pop <s.pop@samsung.com>
16453 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
16456 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16457 Sebastian Pop <s.pop@samsung.com>
16459 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
16460 * graphite.h (struct poly_bb): Remove field is_reduction.
16461 (PBB_IS_REDUCTION): Remove.
16463 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16464 Sebastian Pop <s.pop@samsung.com>
16466 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16467 (add_pdr_constraints): Same.
16468 (scop_get_reads): Same.
16469 (scop_get_must_writes): Same.
16470 (scop_get_may_writes): Same.
16471 (scop_get_original_schedule): Same.
16472 (extend_schedule): Same.
16473 (apply_schedule_on_deps): Same.
16474 (carries_deps): Same.
16475 (compute_deps): Same.
16476 (scop_get_dependences): Same.
16477 * graphite-isl-ast-to-gimple.c
16478 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16479 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16480 (get_schedule_for_band_list): Same.
16481 (get_schedule_map): Same.
16482 (apply_schedule_map_to_scop): Same.
16483 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16484 (build_loop_iteration_domains): Same.
16485 (add_condition_to_pbb): Same.
16486 (add_param_constraints): Same.
16487 (pdr_add_memory_accesses): Same.
16488 (pdr_add_data_dimensions): Same.
16490 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16492 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16495 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16497 * common.opt (feliminate-dwarf2-dups): Replace references to
16498 "DWARF 2" with just "DWARF".
16499 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16500 * doc/extend.texi: Likewise.
16501 * doc/cpp.texi: Likewise.
16502 * doc/invoke.texi: Likewise.
16503 (Option Summary): Add -gdwarf to list of Debugging Options.
16504 (Debugging Options): Document -gdwarf.
16505 * doc/contrib.texi: Spell "DWARF" like that.
16507 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16509 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16510 warning. Fix up formatting.
16512 PR middle-end/67653
16513 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16514 attempt to mark memory input operand addressable and
16515 call prepare_gimple_addressable in that case. Don't adjust
16516 input_location for diagnostics, use error_at instead.
16518 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16520 * config/rs6000/ppc-auxv.h: New file.
16521 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16522 (cpu_is): Likewise.
16523 (cpu_supports): Likewise.
16524 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16525 (cpu_is_info): New variable.
16526 (cpu_supports_info): Likewise.
16527 (tcb_verification_symbol): Likewise.
16528 (cpu_builtin_p): Likewise.
16529 (cpu_expand_builtin): New function.
16530 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16531 (rs6000_init_builtins): Likewise.
16532 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16533 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16534 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16535 * configure: Regenerate.
16536 * config.in: Likewise.
16537 * doc/extend.texi (PowerPC Built-in Functions): Document
16538 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16540 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16543 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16545 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16548 2016-01-20 Richard Henderson <rth@redhat.com>
16554 * tree.c (tm_define_builtin): New.
16555 (find_tm_vector_type): New.
16556 (build_tm_vector_builtins): New.
16557 (build_common_builtin_nodes): Call it.
16559 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16561 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16562 (arm_fp_ok): Likewise.
16563 (arm_fp): Likewise.
16564 (arm_crypto): Likewise.
16566 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16567 Richard Biener <rguenther@suse.de>
16569 PR tree-optimization/69328
16570 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16571 vectors have same number of elements.
16572 (vectorizable_condition): Fix masked version recognition.
16574 2016-01-20 Richard Biener <rguenther@suse.de>
16576 PR tree-optimization/69345
16577 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16578 (VN_INFO_PTR_INFO): Likewise.
16579 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16580 info when it is equal between non-dominating SSA names.
16581 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16582 Make sure to look at original SSA infos.
16584 2016-01-20 Jeff Law <law@redhat.com>
16587 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16589 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16590 (pc_or_label_operand): New predicate.
16591 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16592 tests for small integers that are 2^n - 1.
16594 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16596 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16598 2016-01-19 Jeff Law <law@redhat.com>
16600 PR middle-end/69347
16601 * tree-ssa-threadbackwards.c
16602 (fsm_find_control_statement_thread_paths): Do not try to lookup
16603 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16605 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16607 * doc/lto.texi: Remove text that says only Gold has linker plugin
16610 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16612 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16613 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16614 the DIE accordingly.
16615 (modified_type_die): Add REVERSE parameter and pass it recursively,
16616 as well as to base_type_die. Adjust presence check accordingly.
16617 (base_type_for_mode): Adjust call to modified_type_die.
16618 (add_type_attribute): Add REVERSE parameter and pass it to
16620 (generic_parameter_die): Adjust call to add_type_attribute.
16621 (add_scalar_info): Likewise.
16622 (add_subscript_info): Likewise.
16623 (gen_array_type_die): Likewise.
16624 (gen_descr_array_type_die): Likewise.
16625 (gen_entry_point_die): Likewise.
16626 (gen_enumeration_type_die): Likewise.
16627 (gen_formal_parameter_die): Likewise.
16628 (gen_subprogram_die): Likewise.
16629 (gen_variable_die ): Likewise.
16630 (gen_const_die): Likewise.
16631 (gen_field_die): Likewise.
16632 (gen_pointer_type_die): Likewise.
16633 (gen_reference_type_die): Likewise.
16634 (gen_ptr_to_mbr_type_die): Likewise.
16635 (gen_inheritance_die): Likewise.
16636 (gen_subroutine_type_die): Likewise.
16637 (gen_typedef_die): Likewise.
16638 (force_type_die): Adjust call to modified_type_die.
16640 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16642 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16643 flow throughout the file. Fix broken link to Objective-C 2.0
16645 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16648 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16650 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16652 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16655 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16656 (maybe_record_node): Record cxa_pure_virtual as the only possible
16657 target if there are not ohter candidates.
16658 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16660 2016-01-19 Richard Biener <rguenther@suse.de>
16662 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16663 (get_memory_order): Likewise.
16665 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16667 * tree-vect-stmts.c (vectorizable_store): Check
16670 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16673 * gcc.c (driver::decode_argv): Add call to
16674 init_opts_obstack before init_options_struct.
16675 * opts.c (init_opts_obstack): Remove idempotency.
16676 (init_options_struct): Replace call to init_opts_obstack
16677 with a gcc_assert to verify that it has already been called.
16678 * toplev.c (toplev::main): Add call to init_opts_obstack before
16679 calls to init_options_struct.
16680 (toplev::finalize): Move cleanup of opts_obstack next to
16681 cleanup of save_decoded_options, clearing the latter, and
16682 save_decoded_options_count.
16684 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16687 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16688 attribute to unconditional. Remove %? from output template.
16690 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16691 Jiong Wang <jiong.wang@arm.com>
16693 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16694 generated from different expand order.
16696 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16698 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16699 Add support for CCMP costing.
16701 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16703 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16704 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16705 (fccmpe<mode>): Likewise.
16706 (fcmp): Rename to fcmp and globalize pattern.
16708 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16709 (aarch64_gen_ccmp_next): Add FP support.
16711 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16713 * target.def (gen_ccmp_first): Update documentation.
16714 (gen_ccmp_next): Likewise.
16715 * doc/tm.texi (gen_ccmp_first): Update documentation.
16716 (gen_ccmp_next): Likewise.
16717 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16718 expand_ccmp_expr_1. Improve comments.
16719 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16720 (ccmp_ior<mode>): Remove pattern.
16721 (cmp<mode>): Remove expand.
16722 (cmp): Globalize pattern.
16723 (cstorecc4): Use cc_register.
16724 (mov<mode>cc): Remove ccmp_cc_register check.
16725 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16726 Simplify after removal of CC_DNE/* modes.
16727 (aarch64_ccmp_mode_to_code): Remove.
16728 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16729 In 'k' case use integer as condition.
16730 (aarch64_nzcv_codes): Remove inverted cases.
16731 (aarch64_code_to_ccmode): Remove.
16732 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16733 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16734 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16735 pattern. Return the comparison with CC register. Invert conditions
16736 when bitcode is OR.
16737 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16738 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16740 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16742 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16743 instrumented_version.
16745 2016-01-19 Richard Biener <rguenther@suse.de>
16747 PR tree-optimization/69336
16748 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16749 handled components with get_ref_base_and_extent.
16750 (equal_mem_array_ref_p): Adjust.
16752 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16755 * shrink-wrap.c: Include valtrack.h.
16756 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16757 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16758 in between insn and where it will be moved to. Call
16759 dead_debug_insert_temp.
16760 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16761 first and dead_debug_local_finish at the end.
16762 For uses and defs bitmap, handle all regs in between REGNO and
16763 END_REGNO, not just the first one.
16765 2016-01-19 Richard Biener <rguenther@suse.de>
16767 PR tree-optimization/69352
16768 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16769 (equal_mem_array_ref_p): Constrain size and max size properly.
16770 Compare the reverse flag.
16772 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16774 * ira.c (ira): Update regstat data if we deleted insns.
16776 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16778 PR rtl-optimization/68955
16779 PR rtl-optimization/64557
16780 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16781 here. Fix up formatting.
16782 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16784 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16787 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16788 assume that the node has body.
16789 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16792 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16794 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16797 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16799 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16800 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16802 2016-01-19 Martin Jambor <mjambor@suse.cz>
16803 Martin Liska <mliska@suse.cz>
16804 Michael Matz <matz@suse.de>
16806 * Makefile.in (OBJS): Add new source files.
16807 (GTFILES): Add hsa.c.
16808 * common.opt (disable_hsa): New variable.
16809 (-Whsa): New warning.
16810 * config.in (ENABLE_HSA): New.
16811 * configure.ac: Treat hsa differently from other accelerators.
16812 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16813 $enable_offloading.
16814 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16815 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16816 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16817 --with-hsa-kmt-lib.
16818 * doc/invoke.texi (-Whsa): Document.
16819 (hsa-gen-debug-stores): Likewise.
16820 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16821 to invoke offload compiler for hsa acclerator.
16822 * opts.c (common_handle_option): Determine whether HSA offloading
16823 should be performed.
16824 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16825 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16826 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16827 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16828 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16829 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16830 GF_OMP_FOR_KIND_GRID_LOOP.
16831 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16832 (pp_gimple_stmt_1): Likewise.
16833 * gimple-walk.c (walk_gimple_stmt): Likewise.
16834 * gimple.c (gimple_build_omp_grid_body): New function.
16835 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16836 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16837 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16838 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16839 GF_OMP_TEAMS_GRID_PHONY.
16840 (gimple_statement_omp_single_layout): Updated comments.
16841 (gimple_build_omp_grid_body): New function.
16842 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16843 (gimple_omp_for_grid_phony): New function.
16844 (gimple_omp_for_set_grid_phony): Likewise.
16845 (gimple_omp_parallel_grid_phony): Likewise.
16846 (gimple_omp_parallel_set_grid_phony): Likewise.
16847 (gimple_omp_teams_grid_phony): Likewise.
16848 (gimple_omp_teams_set_grid_phony): Likewise.
16849 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16850 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16851 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16852 (BUILT_IN_GOMP_TARGET): Updated type.
16853 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16854 (adjust_for_condition): New function.
16855 (get_omp_for_step_from_incr): Likewise.
16856 (extract_omp_for_data): Moved parts to adjust_for_condition and
16857 get_omp_for_step_from_incr.
16858 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16859 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16860 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16861 (scan_omp_parallel): Do not create child functions for phony
16863 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16864 (scan_omp_1_op): Checking assert we are not remapping to
16865 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16866 (parallel_needs_hsa_kernel_p): New function.
16867 (expand_parallel_call): Register apprpriate parallel child
16868 functions as HSA kernels.
16869 (grid_launch_attributes_trees): New type.
16870 (grid_attr_trees): New variable.
16871 (grid_create_kernel_launch_attr_types): New function.
16872 (grid_insert_store_range_dim): Likewise.
16873 (grid_get_kernel_launch_attributes): Likewise.
16874 (get_target_argument_identifier_1): Likewise.
16875 (get_target_argument_identifier): Likewise.
16876 (get_target_argument_value): Likewise.
16877 (push_target_argument_according_to_value): Likewise.
16878 (get_target_arguments): Likewise.
16879 (expand_omp_target): Call get_target_arguments instead of looking
16880 up for teams and thread limit.
16881 (grid_expand_omp_for_loop): New function.
16882 (grid_arg_decl_map): New type.
16883 (grid_remap_kernel_arg_accesses): New function.
16884 (grid_expand_target_kernel_body): New function.
16885 (expand_omp): Call it.
16886 (lower_omp_for): Do not emit phony constructs.
16887 (lower_omp_taskreg): Do not emit phony constructs but create for them
16888 a temporary variable receiver_decl.
16889 (lower_omp_taskreg): Do not emit phony constructs.
16890 (lower_omp_teams): Likewise.
16891 (lower_omp_grid_body): New function.
16892 (lower_omp_1): Call it.
16893 (grid_reg_assignment_to_local_var_p): New function.
16894 (grid_seq_only_contains_local_assignments): Likewise.
16895 (grid_find_single_omp_among_assignments_1): Likewise.
16896 (grid_find_single_omp_among_assignments): Likewise.
16897 (grid_find_ungridifiable_statement): Likewise.
16898 (grid_target_follows_gridifiable_pattern): Likewise.
16899 (grid_remap_prebody_decls): Likewise.
16900 (grid_copy_leading_local_assignments): Likewise.
16901 (grid_process_kernel_body_copy): Likewise.
16902 (grid_attempt_target_gridification): Likewise.
16903 (grid_gridify_all_targets_stmt): Likewise.
16904 (grid_gridify_all_targets): Likewise.
16905 (execute_lower_omp): Call grid_gridify_all_targets.
16906 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16907 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16908 (tree_omp_clause): Added union field dimension.
16909 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16910 * tree.c (omp_clause_num_ops): Added number of arguments of
16911 OMP_CLAUSE__GRIDDIM_.
16912 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16913 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16914 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16915 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16916 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16917 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16918 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16919 * tree-pass.h (make_pass_gen_hsail): Declare.
16920 (make_pass_ipa_hsa): Likewise.
16921 * ipa-hsa.c: New file.
16922 * lto-section-in.c (lto_section_name): Add hsa section name.
16923 * lto-streamer.h (lto_section_type): Add hsa section.
16924 * timevar.def (TV_IPA_HSA): New.
16925 * hsa-brig-format.h: New file.
16926 * hsa-brig.c: New file.
16927 * hsa-dump.c: Likewise.
16928 * hsa-gen.c: Likewise.
16931 * toplev.c (compile_file): Call hsa_output_brig.
16932 * hsa-regalloc.c: New file.
16934 2016-01-18 Jeff Law <law@redhat.com>
16936 PR tree-optimization/69320
16937 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16938 ranged object, do nothing if the RHS constant is not [0..1].
16939 (optimize_stmt): Comparing a boolean ranged object against a
16940 constant outside [0..1] results in a compile-time constant.
16942 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16945 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16947 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16948 (Option Summary): Update to reflect new section and moved options.
16949 (C++ Dialect Options): Move -fstats to new section.
16950 (Debugging Options): Move all dump, statistics, and other GCC
16951 developer options to new section. Rewrite section introduction
16952 and re-order remaining options to put the more basic ones first.
16953 (Optimization Options): Move -fira-verbose and -flto-report* to
16955 (Developer Options): New section incorporating moved options.
16956 * doc/cppopts.texi (-dM): Update cross-reference.
16958 2016-01-18 Richard Henderson <rth@redhat.com>
16961 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16962 operands to pseudo only if CSE is expected. Split long immediate
16963 operands only after reload, and for the stack pointer.
16964 (*add<GPI>3_pluslong): Remove.
16965 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16966 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16967 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16968 (*add<GPI>3 peepholes): New.
16969 (*add<GPI>3 splitters): New.
16970 * config/aarch64/constraints.md (Upl): New.
16971 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16973 2016-01-18 Richard Biener <rguenther@suse.de>
16975 PR tree-optimization/69297
16976 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16978 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16980 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16982 PR middle-end/68542
16983 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16984 of mixind vector and scalar types.
16985 (fold_relational_const): Add handling of vector
16986 comparison with boolean result.
16987 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16988 comparison of vector operands with boolean result for EQ/NE only.
16989 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16990 (verify_gimple_cond): Likewise.
16991 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16994 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16996 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16999 2016-01-18 Richard Biener <rguenther@suse.de>
17001 PR middle-end/69308
17002 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
17004 2016-01-18 Tom de Vries <tom@codesourcery.com>
17006 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
17008 2016-01-18 Tom de Vries <tom@codesourcery.com>
17010 * omp-low.c (set_oacc_fn_attrib): Make extern.
17011 * omp-low.h (set_oacc_fn_attrib): Declare.
17012 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
17013 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
17014 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
17015 Add and handle function parameter oacc_kernels_p.
17016 (find_reduc_addr, get_omp_data_i_param): New function.
17017 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
17018 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
17019 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
17020 Calculate dominance info. Skip loops that are not in a kernels region
17021 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
17022 (pass_parallelize_loops::execute): Call parallelize_loops with
17023 oacc_kernels_p argument.
17024 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
17025 New member function.
17026 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
17027 * passes.def: Add argument to pass_parallelize_loops instantation.
17029 2016-01-18 Tom de Vries <tom@codesourcery.com>
17031 * tree-parloops.c (pass_parallelize_loops::execute): Allow
17032 pass_parallelize_loops to be run outside the loop pipeline.
17034 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17036 * tree-scalar-evolution.c (follow_copies_to_constant): New.
17037 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
17039 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17042 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
17043 using get_ref_base_and_extent.
17044 (equal_mem_array_ref_p): New.
17045 (hashable_expr_equal_p): Add call to previous.
17047 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17050 * tree-sra.c (disqualified_constants, constant_decl_p): New.
17051 (sra_initialize): Allocate disqualified_constants.
17052 (sra_deinitialize): Free disqualified_constants.
17053 (disqualify_candidate): Update disqualified_constants when appropriate.
17054 (create_access): Scan for constant-pool entries as we go along.
17055 (scalarizable_type_p): Add check against type_contains_placeholder_p.
17056 (maybe_add_sra_candidate): Allow constant-pool entries.
17057 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
17058 (initialize_constant_pool_replacements): New.
17059 (sra_modify_assign): Avoid mangling assignments created by previous,
17060 and don't generate writes into constant pool.
17061 (sra_modify_function_body): Call initialize_constant_pool_replacements.
17063 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
17065 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
17066 andnot instruction.
17067 (scalar_chain::convert_op): Likewise.
17068 * config/i386/i386.md (*andndi3_doubleword): New.
17070 2016-01-18 Richard Biener <rguenther@suse.de>
17072 PR tree-optimization/69170
17073 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
17074 building a vector from scalar results of a pattern stmt.
17076 2016-01-18 Jakub Jelinek <jakub@redhat.com>
17078 * haifa-sched.c (autopref_multipass_init): Work around
17079 -Wmaybe-uninitialized warning.
17081 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
17083 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
17084 against the constant 0.
17086 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17088 PR tree-optimization/68799
17089 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
17090 look up phi candidates in the statement-candidate map.
17091 (phi_add_costs): Likewise.
17092 (record_phi_increments): Likewise.
17093 (phi_incr_cost): Likewise.
17094 (ncd_with_phi): Likewise.
17095 (all_phi_incrs_profitable): Likewise.
17097 2016-01-17 Jakub Jelinek <jakub@redhat.com>
17099 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
17100 -Wmaybe-uninitialized warning.
17102 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
17104 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17105 (Option Summary): Update to reflect new section and moved options.
17106 (C++ Dialect Options): Move -fvtable-verify and related options.
17107 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
17108 and profiling-related options.
17109 (Optimization Options): Move profile generation options and
17110 -fstack-protector and related options.
17111 (Instrumentation Options): New section incorporating moved options.
17112 (Code Generation Options): Move -finstrument-functions and
17113 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
17115 2016-01-16 Tom de Vries <tom@codesourcery.com>
17117 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
17119 2016-01-16 Tom de Vries <tom@codesourcery.com>
17121 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
17123 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
17125 * hash-table.h (hash_table::empty): Turn into an inline wrapper
17126 that checks whether the table is already empty. Rename the
17127 original implementation to...
17128 (hash_table::empty_slot): ...this new private function.
17130 2016-01-15 David Malcolm <dmalcolm@redhat.com>
17132 PR diagnostic/68899
17133 * diagnostic-show-locus.c (layout::print_source_line): Move x
17134 offset of line until after call to
17135 get_line_width_without_trailing_whitespace.
17137 2016-01-15 Jeff Law <law@redhat.com>
17139 PR tree-optimization/69270
17140 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
17141 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
17142 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
17143 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
17144 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
17145 ssa_name_has_boolean_range and constant_boolean_node.
17147 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
17149 PR rtl-optimization/69030
17150 * lra-spills.c (remove_pseudos): Check nrefs and make the function
17152 (spill_pseudos): Delete debug insn for dead pseudo.
17153 (lra_spill): Initiate spill_hard_reg and slots memory separately.
17155 2016-01-15 Jiong Wang <jiong.wang@arm.com>
17157 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
17159 (TYPES_UNOPUS): Likewise.
17160 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
17161 builtin type, from UNOP to UNOPUS.
17162 (lbtruncuv4sf): Likewise.
17163 (lbtruncuv2df): Likewise.
17164 (lrounduv2sf): Likewise.
17165 (lrounduv4sf): Likewise.
17166 (lrounduv2df): Likewise.
17167 (lroundusf): Likewise.
17168 (lroundusf): Likewise.
17169 (lceiluv2sf): Likewise.
17170 (lceiluv4sf): Likewise.
17171 (lceiluv2df): Likewise.
17172 (lceilusf): Likewise.
17173 (lceiludf): Likewise.
17174 (lflooruv2sf): Likewise.
17175 (lflooruv4sf): Likewise.
17176 (lflooruv2df): Likewise.
17177 (lfloorusf): Likewise.
17178 (lfloorudf): Likewise.
17179 (lfrintnuv2sf): Likewise.
17180 (lfrintnuv4sf): Likewise.
17181 (lfrintnuv2df): Likewise.
17182 (lfrintnusf): Likewise.
17183 (lfrintnudf): Likewise.
17184 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
17186 (vcvtq_u32_f32): Likewise.
17187 (vcvtq_u64_f64): Likewise.
17188 (vcvta_u32_f32): Likewise.
17189 (vcvtaq_u32_f32): Likewise.
17190 (vcvtaq_u64_f64): Likewise.
17191 (vcvtm_u32_f32): Likewise.
17192 (vcvtmq_u32_f32): Likewise.
17193 (vcvtmq_u64_f64): Likewise.
17194 (vcvtn_u32_f32): Likwise.
17195 (vcvtnq_u32_f32): Likewise.
17196 (vcvtnq_u64_f64): Likewise.
17197 (vcvtp_u32_f32): Likewise.
17198 (vcvtpq_u32_f32): Likewise.
17199 (vcvtpq_u64_f64): Likewise.
17200 (vcvtmd_u64_f64): Likewise.
17201 (vcvtms_u32_f32): Likewise.
17202 (vcvtad_u64_f64): Likewise.
17203 (vcvtas_u32_f32): Likewise.
17204 (vcvtnd_u64_f64): Likewise.
17205 (vcvtns_u32_f32): Likewise.
17206 (vcvtpd_u64_f64): Likewise.
17207 (vcvtps_u32_f32): Likewise.
17209 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17211 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
17212 CSEL of zero_extended registers.
17214 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17216 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
17217 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
17219 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17221 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
17222 false when argument string is not found in the attributes table
17225 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
17228 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
17229 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
17230 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
17231 precision estimate.
17233 2016-01-15 Richard Biener <rguenther@suse.de>
17235 PR tree-optimization/66856
17236 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
17237 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
17238 (vect_create_new_slp_node): Increment stmt reference count.
17239 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
17240 an SLP tree before swapping operands.
17241 (vect_build_slp_tree): Likewise.
17242 (destroy_bb_vec_info): Free stmt info after SLP instances.
17243 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
17244 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
17245 (STMT_VINFO_NUM_SLP_USES): New macro.
17247 2016-01-15 Richard Biener <rguenther@suse.de>
17250 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
17251 (add_linkage_name): ... here.
17252 (gen_typedef_die): Use add_linkage_name_raw instead of
17253 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
17256 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
17258 * gimplify.c (oacc_default_clause): Decode reference and pointer
17259 types for both kernels and parallel regions.
17261 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
17263 PR middle-end/69246
17264 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
17266 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17268 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
17269 (convert_scalars_to_vector): Likewise.
17271 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
17273 * doc/extend.texi (Type Traits): Fix grammar.
17275 2016-01-15 Martin Jambor <mjambor@suse.cz>
17277 * tree-inline.c (remap_decl): Use existing dclarations if
17278 remapping a type and prevent_decl_creation_for_types.
17279 (replace_locals_stmt): Do an initial remapping of non-VLA typed
17280 decls first. Do real remapping with
17281 prevent_decl_creation_for_types set.
17282 * tree-inline.h (copy_body_data): New field
17283 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
17286 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17288 * config/s390/s390.opt (mmvcle): More verbose help text.
17290 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17292 * config/s390/s390.opt: Add period to -mzvector option text.
17294 2016-01-15 Richard Biener <rguenther@suse.de>
17296 PR tree-optimization/68961
17297 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
17298 of invariants in stores again.
17300 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
17302 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
17304 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17306 * config/i386/i386.c (ix86_expand_branch): Don't split
17307 DI mode xor instruction to SI mode.
17309 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17312 * ipa-icf.c (sem_function::merge): Virtual functions may become
17313 reachable even if they address is not taken and there are no
17316 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17318 * lto-streamer-out.c (subtract_estimated_size): New function.
17319 (get_symbol_initial_value): Use it.
17321 2016-01-15 Christian Bruel <christian.bruel@st.com>
17324 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
17325 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
17326 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
17327 use add_builtin_function_ext_scope instead of add_builtin_function.
17328 (neon_set_p, neon_crypto_set_p): Remove.
17329 (arm_init_builtins): Always call arm_init_neon_builtins and
17330 arm_init_crypto_builtins.
17331 (arm_expand_builtin): Check that builtins are allowed for the arch.
17332 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
17333 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
17334 arm_init_neon_builtins call.
17336 2016-01-15 Richard Biener <rguenther@suse.de>
17338 PR tree-optimization/69117
17339 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
17340 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
17341 of the leader conservatively.
17342 (free_scc_vn): Restore original SSA name infos.
17344 2016-01-14 Jeff Law <law@redhat.com>
17346 PR tree-optimization/69270
17347 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
17348 single bit of precision, verify it's also unsigned.
17349 (record_edge_info): Use constant_boolean_node rather than fold_convert
17350 to convert boolean_true/boolean_false to the right type.
17352 2016-01-14 Richard Henderson <rth@redhat.com>
17355 * loop-doloop.c (record_reg_sets): New.
17356 (doloop_optimize): Reject the transform if the sequence
17357 clobbers registers live at the end of the loop block.
17358 (doloop_optimize_loops): Enable df_live if needed.
17360 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17362 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
17363 * config/rs6000/rs6000.c: Likewise.
17364 * config/rs6000/rs6000.h: Likewise.
17365 * config/rs6000/rs6000.md: Likewise.
17366 * doc/extend.texi: Likewsie.
17368 2016-01-14 Jeff Law <law@redhat.com>
17370 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
17373 2016-01-14 Richard Henderson <rth@redhat.com>
17377 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
17378 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
17379 instead of builtin_decl_declared_p to test for declaration.
17381 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
17383 * doc/loop.texi (Loop Analysis and Representation): Document
17384 loop_depth function.
17386 2016-01-14 Tom de Vries <tom@codesourcery.com>
17388 PR tree-optimization/68773
17389 * omp-low.c (expand_omp_target): Don't set force_output.
17390 * varpool.c (varpool_node::get_create): Same.
17391 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
17392 offload_funcs with force_output.
17394 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17397 * lra-eliminations.c (move_plus_up): Don't change anything if either
17398 the outer or inner subreg mode is not MODE_INT.
17399 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
17400 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
17402 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17404 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
17405 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
17406 reduc_uplus_@var{m}): Remove.
17407 * expr.c (expand_expr_real_2): Remove expansion path for
17408 reduc_[us](min|max|plus) optabs.
17409 * optabs-tree.c (scalar_reduc_to_vector): Remove.
17410 * optabs-tree.h (scalar_reduc_to_vector): Remove.
17411 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
17412 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
17413 * tree-vect-loop.c (vectorizable_reduction): Remove test for
17414 reduc_[us](min|max|plus) optabs.
17416 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17418 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
17419 (reduc_plus_scal_v2sf): New.
17420 (reduc_smax_v2sf): Rename to...
17421 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
17422 (reduc_smin_v2sf): Rename to...
17423 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
17425 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
17427 * alias.c (compare_base_symbol_refs): New function.
17428 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
17431 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17433 PR middle-end/68146
17434 PR tree-optimization/69155
17435 * tree-complex.c: Include cfganal.h.
17436 (phis_to_revisit): New variable.
17437 (extract_component): Add phiarg_p argument. Assert that returned
17438 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
17439 (update_phi_components): Partly rewrite to use loop over real/imag
17440 components instead of code duplication. If extract_component returns
17441 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
17442 create_tmp_reg into the PHI node instead, and mention the phi triplet
17443 in phis_to_revisit.
17444 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
17445 in phis_to_revisit at the end.
17447 2016-01-14 Richard Biener <rguenther@suse.de>
17449 PR tree-optimization/68060
17450 * tree-vect-loop.c (vect_is_simple_reduction): Check the
17451 outer loop reduction is only used in the inner loop before
17452 detecting a double reduction.
17454 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17457 * combine.c (expand_field_assignment): Punt if compute_mode is
17458 unsupported scalar mode.
17460 2016-01-14 Richard Biener <rguenther@suse.de>
17462 PR tree-optimization/66856
17463 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17464 SLP node only if it built successfully.
17465 (vect_analyze_slp_instance): Adjust.
17467 2016-01-14 Jeff Law <law@redhat.com>
17469 PR tree-optimization/69270
17470 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17471 (record_edge_info): Use it. Convert boolean_{true,false}_node
17472 to the type of op0.
17474 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17477 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17478 use block_ultimate_origin
17479 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17481 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17483 * doc/invoke.texi (Submodel Options): Rename section to
17484 "Machine-Dependent Options" to better reflect its content.
17485 Rewrite introductory text to remove archaic CPU names.
17488 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17490 * doc/invoke.texi (Code Gen Options): Move section up in file,
17491 before target-specific options. Update menu and option summary
17492 to reflect the new section ordering.
17494 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17496 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17497 (C++ Dialect Options): Add cross-reference to -std option.
17498 * doc/standards.texi (C++ Language): Document C++14 support.
17500 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17502 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17503 for pack/unpack functions for __ibm128.
17504 (PACK_IF): Likewise.
17505 (UNPACK_IF): Likewise.
17507 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17508 support for __ibm128 pack/unpack functions.
17509 (rs6000_invalid_builtin): Likewise.
17510 (rs6000_init_builtins): Likewise.
17511 (rs6000_opt_masks): Likewise.
17513 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17514 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17516 (RS6000_BTM_COMMON): Likewise.
17518 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17519 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17520 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17521 128-bit floating point. Add support for the double values to be
17522 in Altivec registers for TF/IF packing and unpacking, but restrict
17523 TD packing sub-fields to be FPR registers. Don't allow overlapped
17524 register support for packing. Allow pack inputs to be memory
17525 locations. Don't build generator functions for unpack<mode>_dm
17526 and unpack<mode>_nodm.
17527 (unpack<mode>_dm): Likewise.
17528 (unpack<mode>_nodm): Likewise.
17529 (pack<mode>): Likewise.
17531 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17532 built-in functions to pack/unpack explicit __ibm128 values.
17533 (__builtin_unpack_ibm128): Likewise.
17535 * doc/extend.texi (PowerPC Built-in Functions): Document
17536 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17538 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17541 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17542 Add new arg loc and pass it down as context.
17543 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17544 to the location to use for the warning.
17545 (check_function_arguments): New arg loc. All callers changed. Pass
17546 it to check_function_nonnull.
17547 * c-common.h (check_function_arguments): Adjust declaration.
17549 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17551 PR tree-optimization/69156
17552 * gimple.c (validate_type): Removed.
17553 (gimple_builtin_call_types_compatible_p): Use
17554 useless_type_conversion_p instead of validate_type.
17555 * value-prof.c (gimple_stringop_fixed_value): Fold
17556 icall_size to correct type.
17558 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17560 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17563 2016-01-13 Richard Henderson <rth@redhat.com>
17566 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17567 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17568 (ix86_builtin_tm_store): Remove.
17569 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17570 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17571 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17572 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17573 * doc/tm.texi: Rebuild.
17575 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17576 (BUILT_IN_TM_MEMCPY_RTWN): New.
17577 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17578 fallback from vector to integer helpers.
17579 (build_tm_load): Handle vector types directly, instead of
17581 (build_tm_store): Likewise.
17582 (expand_assign_tm): Prepare for register types not handled by
17583 the above. Copy them to memory and use memcpy.
17584 * tree.c (tm_define_builtin): New.
17585 (find_tm_vector_type): New.
17586 (build_tm_vector_builtins): New.
17587 (build_common_builtin_nodes): Call it.
17589 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17591 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17592 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17594 2016-01-13 Tom de Vries <tom@codesourcery.com>
17596 PR tree-optimization/69169
17597 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17598 handled_struct_type param.
17599 (create_variable_info_for, intra_create_variable_infos): Call
17600 create_variable_info_for_1 with extra arg.
17602 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17604 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17605 and "armv8.1-a+crc" entries.
17607 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17610 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17611 Change first operand predicate from register_or_constm1_operand
17612 to register_operand.
17613 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17614 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17615 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17616 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17617 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17618 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17619 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17620 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17621 comparison with constm1_rtx from vec_prefetch_gen part.
17623 2016-01-13 Richard Biener <rguenther@suse.de>
17625 PR tree-optimization/69013
17626 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17627 Exchange assert for a test.
17629 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17632 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17634 2016-01-13 Richard Biener <rguenther@suse.de>
17636 PR tree-optimization/69242
17637 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17638 assert with a check.
17640 2016-01-13 Richard Biener <rguenther@suse.de>
17642 PR tree-optimization/69186
17643 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17644 Properly guard vect_update_misalignment_for_peel call.
17646 2016-01-12 Jeff Law <law@redhat.com>
17648 PR tree-optimization/pr67755
17649 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17650 "need_profile_correction".
17651 (thread_block_1): Initialize new field to false by default. If we
17652 have multiple thread paths through a common joiner to different
17653 final targets, then set new field to true.
17654 (compute_path_counts): Only do count adjustment when it's really
17657 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17659 * doc/invoke.texi (Spec Files): Move section down in file, past
17660 all command-line option descriptions.
17662 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17664 PR middle-end/54809
17665 * doc/gty.texi: Remove documentation of mark_hook.
17666 * gengtype.c (struct write_types_data): Remove code to support
17667 mark_hook attribute.
17668 (walk_type): Likewise.
17669 (write_func_for_structure): Likewise.
17671 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17673 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17674 Directory Options, and -specs= to Overall Options.
17675 (Overall Options): Adjust similarly. Reorder to group related
17676 options together. Make -specs= cross-reference the spec file details.
17677 (Directory Options): Adjust similarly.
17679 2016-01-12 Jeff Law <law@redhat.com>
17681 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17683 2016-01-12 Olivier Hainque <hainque@adacore.com>
17685 * gcc.c (spec_undefvar_allowed): New global.
17686 (process_command): Set to true when running for --version or --help,
17688 (getenv_spec_function): When the variable is not defined, use the
17689 variable name as the variable value if we're allowed not to issue
17692 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17694 PR tree-optimization/68911
17695 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17696 information computed for expression "init + nit * step".
17698 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17700 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17701 about name of GCC executable. Remove deleted node from menu.
17702 (Directory Options) <-B>: Remove cross-reference to deleted node.
17703 (Target Options): Delete section.
17705 2016-01-12 Christian Bruel <christian.bruel@st.com>
17708 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17709 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17711 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17714 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17715 aligned_mem is properly set for AVX512-VL floating point masked
17719 * ifcvt.c (cond_exec_process_if_block): When removing the last
17720 insn from then_bb, remove also any possible barriers that follow it.
17722 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17726 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17727 (PTRDIFF_TYPE): Likewise.
17728 (WCHAR_TYPE): Likewise.
17729 (WCHAR_TYPE_SIZE): Likewise.
17730 (STDINT_LONG32): Likewise.
17732 2016-01-12 Richard Biener <rguenther@suse.de>
17734 PR tree-optimization/69053
17735 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17736 convert initial value for cond reductions.
17738 2016-01-12 Richard Biener <rguenther@suse.de>
17740 PR tree-optimization/69007
17741 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17742 widen_sum after dot_prod and sad.
17744 2016-01-12 Richard Biener <rguenther@suse.de>
17746 PR tree-optimization/69168
17747 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17748 pattern stmt SLP type.
17749 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17750 end up unused so cope with that case.
17752 2016-01-12 Richard Biener <rguenther@suse.de>
17754 PR tree-optimization/69157
17755 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17756 stmts def type only during analyze phase.
17757 (vectorizable_call): Likewise.
17758 (vectorizable_simd_clone_call): Likewise.
17759 (vectorizable_conversion): Likewise.
17760 (vectorizable_assignment): Likewise.
17761 (vectorizable_shift): Likewise.
17762 (vectorizable_operation): Likewise.
17763 (vectorizable_store): Likewise.
17764 (vectorizable_load): Likewise.
17766 2016-01-12 Richard Biener <rguenther@suse.de>
17768 PR tree-optimization/69174
17769 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17771 (vectorizable_load): Properly compute the number of loads needed
17772 for permuted strided SLP loads and do not spuriously assign
17773 to SLP_TREE_VEC_STMTS.
17775 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17777 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17778 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17779 (MD_EXEC_PREFIX): Remove.
17780 (MD_STARTFILE_PREFIX) Removee.
17781 (FILE_NAME_ABSOLUTE_P): Remove.
17782 (CPP_SPEC): Do not read macros from sys/version.h.
17783 (LINK_COMMAND_SPEC): Remove.
17784 (LOCAL_INCLUDE_DIR): Remove.
17785 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17786 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17787 (POST_LINK_SPEC): Define to invoke stubify after linker
17788 (LIBSTDCXX): Remove define
17789 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17790 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17791 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17792 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17793 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17794 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17795 (i386_djgpp_asm_named_section): Add propotype of new procedure
17797 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17798 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17799 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17800 in config/i386/djgpp.h).
17801 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17802 STANDARD_STARTFILE_PREFIX_1.
17803 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17804 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17805 installation errors.
17806 (MAX_OFILE_ALIGNMENT): Define to 128.
17807 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17809 * config/i386/djgpp.c: New file. Add implementation of
17810 i386_djgpp_asm_named_section.
17812 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17814 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17815 Add rule for building djgpp.o.
17817 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17819 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17820 (rtx_is_swappable_p): Reductions are swappable.
17821 (insn_is_swappable_p): V2DF reductions are swappable.
17823 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17825 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17826 reloads for other unsupported memory operands.
17828 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17829 Jim Wilson <jim.wilson@linaro.org>
17832 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17833 copy_to_mode_reg instead of force_reg.
17835 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17838 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17839 TARGET_80387 is true.
17841 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17844 * lra-eliminations.c (move_plus_up): Only move plus up
17845 if subreg of the constant can be simplified into constant
17846 and use the simplified subreg of the constant instead of
17847 the original constant.
17849 * fold-const.c (fold_convertible_p): Don't return true
17850 for conversion of VECTOR_TYPE to same sized integral type.
17851 (fold_convert_loc): Fix up formatting. Fold conversion of
17852 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17853 instead of NOP_EXPR.
17855 PR tree-optimization/69214
17856 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17857 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17860 PR tree-optimization/69207
17861 * tree-vect-slp.c (vect_get_constant_vectors): For
17862 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17863 fold_convertible_p to vector_type's element type, and always
17864 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17866 2016-01-11 Richard Biener <rguenther@suse.de>
17868 PR tree-optimization/69173
17869 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17870 fixup the cycle if all stmts are in a pattern.
17872 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17874 PR middle-end/68999
17875 * alias.c (base_alias_check): Move check for addresses with
17876 alignment ANDs before the call for compare_base_decls.
17877 (memrefs_conflict_p): Return -1 for different decls
17878 that went through alignment adjustments.
17880 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17882 PR rtl-optimization/68796
17883 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17884 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17885 and QImode comparisons against zero with CC_NZmode.
17886 * config/aarch64/iterators.md (short_mask): New mode_attr.
17888 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17890 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17891 (<avx512>_store<mode>_mask): Likewise.
17893 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17894 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17896 PR rtl-optimization/68841
17897 * ifcvt.c (struct noce_if_info): Add orig_x field.
17898 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17899 Don't record conflicts on to_rename if it's present.
17900 Allow memory destinations in sets.
17901 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17902 blocks, passing orig_x to the checks.
17903 (noce_process_if_block): Set if_info->orig_x appropriately.
17905 2016-01-11 Tom de Vries <tom@codesourcery.com>
17907 PR tree-optimization/69069
17908 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17910 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17912 PR rtl-optimization/68920
17913 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17914 of conditional moves for RTL if-conversion to 1 for
17915 TARGET_ONE_IF_CONV_INSN.
17916 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17917 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17918 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17919 parameter to restirct number of conditional moves for
17921 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17922 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17925 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17928 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17929 onepart vars. Fix typo in comment. Fix reversed condition in
17931 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17934 * var-tracking.c (dump_onepart_variable_differences): New.
17935 (dataflow_set_different): If a detailed dump is requested,
17936 delay early returns and dump differences between onepart
17937 variables present before and after, and added variables.
17939 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17942 * expr.c (expand_expr_real_1): For boolean vector constants
17943 with a scalar mode use const_scalar_mask_from_tree.
17944 (const_scalar_mask_from_tree): New.
17945 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17946 assigned to a mask type to handle constants.
17948 2016-01-11 Martin Jambor <mjambor@suse.cz>
17951 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17952 useless parameters if we cannot change function signature.
17954 2016-01-11 Martin Jambor <mjambor@suse.cz>
17957 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17960 2016-01-11 Tom de Vries <tom@codesourcery.com>
17962 PR tree-optimization/69109
17963 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17966 2016-01-11 Tom de Vries <tom@codesourcery.com>
17968 PR tree-optimization/69108
17969 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17970 res is not used in a phi.
17972 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17975 * common.opt (frandom-seed): Fix parameter name.
17976 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17978 2016-01-11 Tom de Vries <tom@codesourcery.com>
17980 PR tree-optimization/69058
17981 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17984 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17986 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17987 (mcode-density): Likewise.
17989 2016-01-10 Tom de Vries <tom@codesourcery.com>
17991 PR tree-optimization/69062
17992 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17993 (parallelize_loops): Don't paralelize loop that has phi with address
17996 2016-01-10 Tom de Vries <tom@codesourcery.com>
17998 PR tree-optimization/69039
17999 * tree-parloops.c (try_create_reduction_list): Only allow single exit
18002 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
18004 PR middle-end/68743
18005 * match.pd: Require target has function_c99_misc before doing
18006 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
18008 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
18010 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
18012 * configure: Regenerate.
18014 2016-01-09 Jakub Jelinek <jakub@redhat.com>
18016 PR middle-end/50865
18017 PR tree-optimization/69097
18018 * fold-const.h (expr_not_equal_to): New prototype.
18019 * fold-const.c: Include stringpool.h and tree-ssanames.h.
18020 (expr_not_equal_to): New function.
18021 * match.pd (X % -Y is the same as X % Y): Don't optimize
18022 unless X is known not to be equal to minimum or Y is known
18023 not to be equal to -1.
18024 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
18025 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
18026 (simplify_stmt_using_ranges): Adjust caller.
18027 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
18028 substitute_and_fold.
18030 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
18032 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
18035 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18037 PR tree-optimization/69167
18038 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
18039 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
18041 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
18043 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18044 Richard Biener <rguenther@suse.de>
18046 PR tree-optimization/68707
18047 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
18048 instances that can be handled via vect_load_lanes.
18050 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
18052 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
18053 if we can't determine address equivalence.
18054 * alias.c (compare_base_decl): Update for changed return value of
18055 symtab_node::equal_address_to.
18057 2016-01-08 Jason Merrill <jason@redhat.com>
18061 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
18062 * expr.c (store_field): Not here.
18063 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
18064 call with TREE_ADDRESSABLE type.
18065 * tree-cfg.c (verify_gimple_call): Adjust.
18067 2016-01-08 Olivier Hainque <hainque@adacore.com>
18069 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
18072 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18074 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
18075 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
18076 (reduc_smin_v2sf): Rename to...
18077 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
18078 (reduc_splus_v2sf): Rename to...
18079 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
18081 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18083 PR tree-optimization/69162
18084 * gimplify.c (gimplify_va_arg_expr): Encode original type of
18085 valist argument in another argument.
18086 (gimplify_modify_expr): Adjust for the above change. Cleanup.
18087 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
18088 to determine the va_list type, build a MEM_REF instead of
18089 build_fold_indirect_ref.
18091 PR tree-optimization/69172
18092 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
18095 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
18097 PR tree-optimization/67781
18098 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
18099 and cmpnop in two steps: first the ones not accessed in original
18100 gimple expression in a endian independent way and then the ones not
18101 accessed in the final result in an endian-specific way.
18103 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18105 PR tree-optimization/69083
18106 * tree-vect-slp.c (vect_get_constant_vectors): For
18107 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
18108 element type. If op is fold_convertible_p to vector_type's element
18109 type, use NOP_EXPR instead of VCE.
18111 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
18113 PR rtl-optimization/67778
18114 PR rtl-optimization/68634
18115 PR rtl-optimization/68909
18116 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
18117 block from the stack until done with it. Remove a superfluous
18118 bitmap set. Remove a superfluous bitmap test.
18120 2016-01-07 Martin Sebor <msebor@redhat.com>
18123 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
18124 constraint on the type of arguments.
18126 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
18128 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
18129 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
18130 unaligned_access on the gcc_options set.
18131 * config/arm/arm.c (arm_option_override_internal): Use
18132 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
18134 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18137 * config/i386/i386.c (ix86_frame_pointer_required): Enable
18138 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
18140 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18143 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18146 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18147 depending on frame_pointer_needed before remaining integer and SSE
18148 registers are saved.
18150 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
18153 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
18155 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
18158 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
18159 Use the "xBm" constraint.
18160 (float<sseintvecmodelower><mode>2<mask_name><round_name):
18162 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
18163 (sse_cvtsi2ssq<round_name>): Likewise.
18164 (sse_cvtss2si<round_name>): Likewise.
18165 (sse_cvtss2siq<round_name>): Likewise.
18166 (sse2_cvtsi2sdq<round_name>): Likewise.
18167 (sse2_cvtsd2si<round_name>): Likewise.
18168 (sse2_cvtsd2siq<round_name>): Likewise.
18169 * config/i386/subst.md (round_nimm_scalar_predicate): New
18172 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
18174 PR middle-end/67639
18175 * varasm.c (make_decl_rtl): Mark invalid register vars as
18178 PR rtl-optimization/66206
18179 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
18180 All callers changed.
18182 2016-01-07 Jakub Jelinek <jakub@redhat.com>
18184 PR tree-optimization/69141
18185 * tree-ssa-pre.c: Include langhooks.h.
18186 (eliminate_dom_walker::before_dom_children): Use
18187 lang_hooks.decl_printable_name instead of
18188 cgraph_node::get ()->name ().
18190 PR middle-end/68960
18191 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
18192 it and DECL_ALIGN too.
18194 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
18196 * config/mips/mips-ftypes.def: Sort to lexicographical order.
18198 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18201 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18202 depending on frame_pointer_needed before remaining integer and SSE
18203 registers are saved.
18205 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18207 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
18208 mode iterator with VSX_M2.
18209 (*p9_vecstore_<mode>): Likewise.
18210 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
18211 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
18212 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
18213 (define_split for VSX_LE128 stores): Likewise.
18214 (define_peephole2 for TImode LE swaps): Likewise.
18215 (define_split for VSX_LE128 post-reload stores): Likewise.
18217 2016-01-06 Marek Polacek <polacek@redhat.com>
18220 * convert.c (convert_to_integer_1): Adjust call to
18221 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
18222 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
18223 EXPR instead of ARG.
18224 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
18226 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18229 * doc/extend.texi (RL78 Variable Attributes): New section.
18231 2016-01-05 Marek Polacek <polacek@redhat.com>
18234 * builtins.c (get_memmodel): Use expansion point location rather than
18235 the input location. Call warning_at rather than warning.
18236 (expand_builtin_atomic_compare_exchange): Likewise.
18237 (expand_builtin_atomic_load): Likewise.
18238 (expand_builtin_atomic_store): Likewise.
18239 (expand_builtin_atomic_clear): Likewise.
18241 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18244 * config/i386/i386.c (ix86_expand_vector_logical_operator):
18245 Replace nonimmediate_operand with vector_operand.
18246 * config/i386/predicates.md (vector_operand): New predicate.
18247 (general_vector_operand): Replace nonimmediate_operand with
18249 * config/i386/sse.md: Replace nonimmediate_operand with
18250 vector_operand and m constraint with Bm constraint on SSE
18251 patterns with 16-byte memory operand.
18252 * config/i386/subst.md (round_nimm_predicate): Replace
18253 nonimmediate_operand with vector_operand.
18254 (round_saeonly_nimm_predicate): Likewise.
18255 (round_saeonly_nimm_scalar_predicate): New.
18257 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18260 * config/i386/constraints.md (Bm): New constraint.
18261 * config/i386/predicates.md (vector_memory_operand): New
18263 * config/i386/sse.md: Replace xm with xBm in plusminus and
18264 any_logic patterns.
18266 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18269 * doc/extend.texi (V850 Function Attributes): New section.
18270 (V850 Variable Attributes): New section.
18272 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18275 * doc/extend.texi (MicroBlaze Function Attributes): Document
18276 interrupt_handler and fast_interrupt attributes.
18278 2016-01-05 Sergei Trofimovich <siarheit@google.com>
18281 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
18282 for local symbolic operands.
18283 * config/ia64/predicates.md (local_symbolic_operand64): New
18286 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18288 PR rtl-optimization/68651
18289 * combine.c (combine_simplify_rtx): Canonicalize x + x into
18292 2016-01-05 Nathan Sidwell <nathan@acm.org>
18294 * alias.c (compare_base_decls): Use symtab_node::get.
18296 2016-01-05 Nick Clifton <nickc@redhat.com>
18299 * ira-costs.c (copy_cost): Initialise the t_icode field of the
18300 secondary_reload_info structure.
18303 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
18304 decls if weak support is available.
18306 2016-01-04 Martin Sebor <msebor@redhat.com>
18308 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
18310 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18312 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18313 OPTION_MASK_P9_DFORM.
18315 * config/rs6000/constraints.md (wo constraint): New constraint for
18318 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
18320 (rs6000_init_hard_regno_mode_ok): Likewise.
18322 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
18325 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
18326 expanders not to have constraints. Add support for ISA 3.0 xxperm
18327 instruction. Add support for fusing xxlor with xxperm.
18328 (altivec_vperm_<mode>_internal): Likewise.
18329 (altivec_vperm_v8hiv16qi): Likewise.
18330 (altivec_vperm_<mode>v16q): Likewise.
18331 (altivec_vperm_<mode>_uns): Likewise.
18332 (vperm_v8hiv4si): Likewise.
18333 (vperm_v16qiv8hi): Likewise.
18335 * doc/md.texi (RS/6000 constraints): Document wo constraint.
18337 2016-01-04 Jakub Jelinek <jakub@redhat.com>
18339 Update copyright years.
18341 * gcc.c (process_command): Update copyright notice dates.
18342 * gcov-dump.c (print_version): Ditto.
18343 * gcov.c (print_version): Ditto.
18344 * gcov-tool.c (print_version): Ditto.
18345 * gengtype.c (create_file): Ditto.
18346 * doc/cpp.texi: Bump @copying's copyright year.
18347 * doc/cppinternals.texi: Ditto.
18348 * doc/gcc.texi: Ditto.
18349 * doc/gccint.texi: Ditto.
18350 * doc/gcov.texi: Ditto.
18351 * doc/install.texi: Ditto.
18352 * doc/invoke.texi: Ditto.
18354 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18356 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
18357 modes larger than TImode as TImode if NEON is not enabled.
18359 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18362 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
18363 mode for %f0-%f31 only if TARGET_FPU.
18365 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18368 * config/sparc/sparc.c (scan_record_type): Take into account subfields
18369 to compute the PACKED_P predicate.
18370 (function_arg_record_value): Minor tweaks.
18372 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18374 * doc/install.texi (--with-multilib-list): Describe the meaning of the
18375 option for arm*-*-* targets.
18377 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
18379 * doc/extend.texi (Common Function Attributes): Move docs for
18380 MSP430-specific attributes to....
18381 (MSP430 Function Attributes): ...here. Delete the redundant
18382 entries and copy-edit the remaining text.
18383 (MSP430 Variable Attributes): Use uniform format for index
18384 entries and add a cross-reference to the corresponding function
18387 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
18389 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
18391 (x86 Options): Likewise.
18393 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18397 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
18398 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
18399 to corresponding attribute.
18401 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18403 * doc/extend.texi (Common Function Attributes) <noplt>: Move
18404 to correct alphabetization of table. Copy-edit and correct
18406 <stack_protect>: Likewise.
18407 <target_clones>: Likewise.
18409 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
18410 Correct punctuation.
18411 (Code Gen Options) <-fno-plt>: Copy-edit.
18413 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
18416 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
18417 SI values. Explicitly convert SI to DI and vice-versa.
18419 2016-01-01 Jakub Jelinek <jakub@redhat.com>
18421 PR tree-optimization/69070
18422 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
18423 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
18426 * ubsan.c (ubsan_instrument_float_cast): Call
18427 initialize_sanitizer_builtins.
18430 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
18432 Copyright (C) 2016 Free Software Foundation, Inc.
18434 Copying and distribution of this file, with or without modification,
18435 are permitted in any medium without royalty provided the copyright
18436 notice and this notice are preserved.