1 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
6 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
8 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
9 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
10 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
11 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
12 values for insn attribute.
13 * config/avr/avr.c (avr_out_insert_notbit): New function.
14 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
15 ADJUST_LEN_INSV_NOTBIT_0/_7.
16 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
18 2016-07-21 Bin Cheng <bin.cheng@arm.com>
20 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
21 (chrec_convert_1, chrec_convert): Ditto.
22 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
23 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
24 * tree-vrp.c (adjust_range_with_scev): Ditto.
25 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
26 (scev_var_range_cant_overflow): New function.
27 (scev_probably_wraps_p): New parameter. Call above function.
28 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
30 2016-07-21 Bin Cheng <bin.cheng@arm.com>
32 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
33 by removing computation of may_be_zero.
35 2016-07-21 Jakub Jelinek <jakub@redhat.com>
37 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
39 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
41 Improving concepts performance and diagnostics.
42 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
43 for constraint satisfaction and subsumption.
44 * timevar.h (auto_timevar): New constructor that matches the push/pop
45 pattern of usage in pt.c.
47 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
49 * hwint.h (HOST_WIDE_INT_0): New define.
50 (HOST_WIDE_INT_0U): Ditto.
51 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
52 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
53 * simplify-rtx.c: Ditto.
54 * tree-object-size.c: Ditto.
56 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
58 * config/s390/s390.c (s390_encode_section_info): Remove mode size
61 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
63 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
64 * combine.c: Use HOST_WIDE_INT_M1U instead of
65 ~(unsigned HOST_WIDE_INT) 0.
66 * double-int.h: Ditto.
73 * tree-ssa-loop-ivopts.c: Ditto.
74 * tree-ssa-loop-prefetch.c: Ditto.
75 * tree-vect-generic.c: Ditto.
76 * tree-vect-patterns.c: Ditto.
79 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
81 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
82 constant addresses outside [0,0xc0] into a register.
83 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
84 cases where the base address register is unused after.
85 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
86 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
87 (avr_out_store_psi_reg_disp_tiny): Same.
89 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
91 Implement attribute progmem on reduced Tiny cores by adding
92 flash offset 0x4000 to respective symbols.
95 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
96 documentation how it works on reduced Tiny cores.
97 (AVR Named Address Spaces): No support for reduced Tiny.
98 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
99 (avr_address_tiny_pm_p): New static function.
100 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
101 if the address is in progmem.
102 (avr_assemble_integer): Same.
103 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
104 for symbol_ref in progmem.
105 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
106 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
107 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
109 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
111 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
112 * configure: Regenerate.
113 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
114 (USE_THIN_ARCHIVES): New variable.
115 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
116 this archive as a thin archive.
118 2016-07-20 David Malcolm <dmalcolm@redhat.com>
120 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
121 same location as last time, don't skip if we have fix-it hints.
122 Clarify the skipping logic by converting it from one "if" clause
123 to repeated "if" clauses.
124 * spellcheck-tree.c: Include "cpplib.h".
125 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
126 (best_macro_match::best_macro_match): New constructor.
127 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
128 Move here from c/c-decl.c.
129 (class best_macro_match): Move here from c/c-decl.c, converting
130 from a typedef to a subclass, gaining a ctor.
132 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
134 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
135 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
137 (avr_addr_space_diagnose_usage): ...and implementation.
138 (avr_addr_space_supported_p): New function.
139 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
140 report bad address space usage if that space is supported.
141 (avr_insert_attributes): Same. No more complain about unsupported
143 * config/avr/avr-c.c (tm_p.h): Include it.
144 (avr_cpu_cpp_builtins): Only define addr-space related built-in
145 macro if avr_addr_space_supported_p.
147 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
149 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
150 flag_toplevel_reorder.
152 2016-07-20 David Malcolm <dmalcolm@redhat.com>
154 * gcc-rich-location.c
155 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
157 * gcc-rich-location.h
158 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
160 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
162 * target.def (addr_space): Add new diagnose_usage to hook vector.
163 * targhooks.c (default_addr_space_diagnose_usage): Add default
164 implementation and...
165 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
166 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
167 is some address space, call targetm.addr_space.diagnose_usage.
168 * doc/tm.texi.in (Named Address Spaces): Add anchor for
169 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
170 * doc/tm.texi: Regenerate.
172 2016-07-20 Martin Liska <mliska@suse.cz>
175 * graphite-isl-ast-to-gimple.c (later_of_the_two):
176 Properly handly PHI stmts.
178 2016-07-20 Bin Cheng <bin.cheng@arm.com>
180 PR tree-optimization/71503
181 PR tree-optimization/71683
182 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
185 2016-07-20 Martin Liska <mliska@suse.cz>
187 * doc/invoke.texi (-fipa-ra): Document when the option is
188 disabled. Fix a typo.
190 2016-07-20 Martin Liska <mliska@suse.cz>
192 * Makefile.in: Include fibonacci_heap.c
193 * fibonacci_heap.c: New file.
194 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
195 (fibonacci_heap::union_with): Fix deletion of the second heap.
196 * selftest-run-tests.c (selftest::run_tests): Incorporate
197 fibonacci heap tests.
198 * selftest.h: Declare fibonacci_heap_c_tests.
200 2016-07-20 Martin Liska <mliska@suse.cz>
202 * selftest-run-tests.c (selftest::run_tests): New function.
203 * selftest.h (sreal_c_tests): Declare.
204 * sreal.c (sreal_verify_basics): New function.
205 (verify_aritmetics): Likewise.
206 (sreal_verify_arithmetics): Likewise.
207 (verify_shifting): Likewise.
208 (sreal_verify_shifting): Likewise.
209 (void sreal_c_tests): Likewise.
211 2016-07-19 Jakub Jelinek <jakub@redhat.com>
213 PR rtl-optimization/71916
214 * cfgrtl.c (contains_no_active_insn_p): Return false also for
215 bb which have a single succ fake edge.
217 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
220 * dwarf2out.c (gen_subprogram_die): Only call
221 gen_unspecified_parameters_die while dumping early dwarf.
223 2016-07-19 Jakub Jelinek <jakub@redhat.com>
226 * gimple-fold.c (fold_builtin_memory_op): Use
227 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
229 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
231 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
232 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
233 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
234 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
238 * double-int.c: Ditto.
240 * dwarf2out.c: Ditto.
243 * fold-const.c: Ditto.
250 * loop-doloop.c: Ditto.
251 * loop-invariant.c: Ditto.
258 * simplify-rtx.c: Ditto.
259 * stor-layout.c: Ditto.
261 * tree-ssa-loop-ivopts.c: Ditto.
262 * tree-vect-generic.c: Ditto.
263 * tree-vect-patterns.c: Ditto.
268 * wide-int-print.cc: Ditto.
269 * wide-int.cc: Ditto.
272 2016-07-19 David Malcolm <dmalcolm@redhat.com>
274 * selftest.c (selftest::assert_streq): Handle NULL values of
275 val_actual and val_expected.
277 2016-07-19 Martin Jambor <mjambor@suse.cz>
280 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
281 rather than cgraph_create_node to get a call graph node.
283 2016-07-19 Richard Biener <rguenther@suse.de>
285 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
286 handle all tcc_constant bases and valueize SSA names.
287 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
290 2016-07-19 David Malcolm <dmalcolm@redhat.com>
292 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
293 the flags of the exit block and bb2, not just the entry block.
295 2016-07-19 Richard Biener <rguenther@suse.de>
297 PR tree-optimization/71901
298 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
299 align member, group stuff with the bitfield.
300 (vn_ref_op_align_unit): New inline.
301 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
302 record element alignment and operand 3 unchanged.
303 (ao_ref_init_from_vn_reference): Adjust.
304 (valueize_refs_1): Likewise.
305 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
307 2016-07-19 Richard Biener <rguenther@suse.de>
309 PR tree-optimization/71908
310 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
311 symbolic constants in a more reliable way.
313 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
315 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
317 (vect_update_inits_of_drs): Likewise.
318 (vect_create_cond_for_alias_checks): Likewise.
319 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
321 2016-07-19 Richard Biener <rguenther@suse.de>
324 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
325 with an abstract origin that is not an inlined function outer
326 scope add a self-reference as abstract origin.
327 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
329 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
332 * config/rs6000/rs6000.c (rs6000_function_value): Fix
333 unintentional System V.4 structure return breakage for structures
334 with a single floating point element.
336 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
338 PR tree-optimization/71734
339 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
340 contains REF, use it to check safelen, assume that safelen value
341 must be greater 1, fix style.
342 (ref_indep_loop_p_2): Add REF_LOOP argument.
343 (ref_indep_loop_p): Pass LOOP as additional argument to
346 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
348 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
349 allocation in the prologue.
350 * explow.c (get_dynamic_stack_base): New function to return an address
351 expression for the dynamic stack base.
352 (get_dynamic_stack_size): New function to do the required dynamic stack
353 space size calculations.
354 (allocate_dynamic_stack_space): Use new functions.
355 (align_dynamic_address): Move some code from
356 allocate_dynamic_stack_space to new function.
357 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
359 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
361 * config/s390/s390.c (s390_encode_section_info): Always set
362 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
365 2016-07-18 Richard Biener <rguenther@suse.de>
367 PR tree-optimization/71893
368 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
369 for sizetype cast added by array_ref_element_size.
370 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
372 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
374 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
375 register parameters. Remove code to initialize argument pointer
376 on TARGET_64BIT. Optimize call to _mcount when it can be reached
377 using a pc-relative branch. Cleanup conditional code.
378 * config/pa/pa.md (call_mcount): New expander.
379 (call_mcount_nonpic): New insn.
380 (call_mcount_pic): New insn and split.
381 (call_mcount_pic_post_reload): New insn.
382 (call_mcount_64bit): New insn and split.
383 (call_mcount_64bit_post_reload): New insn.
385 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
387 * config/avr/predicates.md (const_m255_to_m1_operand): New.
388 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
389 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
390 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
391 (*usum_widenqihi3, *udiff_widenqihi3)
392 (*addhi3_zero_extend.const): New combiner insns.
393 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
394 just 1 bit is affected.
395 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
396 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
398 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
400 * omp-low.c (lower_omp_target): Mark data clauses with
401 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
402 zero-length subarrays.
404 2016-07-15 Richard Biener <rguenther@suse.de>
406 PR tree-optimization/71881
407 * tree-loop-distribution.c (destroy_loop): Remove blocks in
408 reverse DOM order to make debug temp generation happy.
410 2016-07-15 Richard Biener <rguenther@suse.de>
412 PR tree-optimization/71887
413 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
414 verify it is not zero for division / modulo handling.
415 (value_replacement): Adjust.
417 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
418 Julian Brown <julian@codesourcery.com>
420 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
421 * config/aarch64/aarch64-cost-tables.h
422 (vulcan_extra_costs): New variable.
423 * config/aarch64/aarch64.c
424 (vulcan_addrcost_table): Likewise.
425 (vulcan_regmove_cost): Likewise.
426 (vulcan_vector_cost): Likewise.
427 (vulcan_branch_cost): Likewise.
428 (vulcan_tunings): Likewise.
430 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
432 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
433 (output_in_order): Loop over undefined variables too. Output them
434 via assemble_undefined_decl. Skip variables that correspond to hard
435 registers or have value-exprs.
436 * varpool.c (symbol_table::output_variables): Handle undefined
437 variables together with defined ones.
439 2016-07-15 Richard Biener <rguenther@suse.de>
441 * tree-ssa-pre.c (get_representative_for): Make sure to return
442 the value number of SSA names.
443 (phi_translate_1): get_representative_for cannot return NULL.
444 (do_pre_regular_insertion): Remove redundant call to
445 fully_constant_expression.
446 (do_pre_partial_partial_insertion): Likewise.
448 2016-07-15 Bin Cheng <bin.cheng@arm.com>
450 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
451 (derive_simple_iv_with_niters): New function.
452 (simple_iv): Rewrite using simple_iv_with_niters.
453 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
454 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
456 (number_of_iterations_exit): Rewrite using above function.
457 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
460 2016-07-15 Richard Biener <rguenther@suse.de>
462 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
465 2016-07-14 Jakub Jelinek <jakub@redhat.com>
467 PR tree-optimization/71872
468 * tree-data-ref.c (get_references_in_stmt): Ignore references
469 with is_gimple_constant get_base_address.
471 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
473 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
474 (TARGET_HAVE_LDACQD): New macro.
475 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
476 than TARGET_HAVE_LDACQ.
477 (arm_load_acquire_exclusivedi): Likewise.
478 (arm_store_release_exclusivedi): Likewise.
480 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
482 PR rtl-optimization/71878
483 * lra-constraints.c (match_reload): Pass information about other
484 output operands. Create new unique register value if matching input
485 operand shares same register value as output operand being considered.
486 (curr_insn_transform): Record output operands already processed.
488 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
491 PR tree-optimization/70923
492 * tree-vect-patterns.c: Include mult-synthesis.h.
493 (target_supports_mult_synth_alg): New function.
494 (synth_lshift_by_additions): Likewise.
495 (apply_binop_and_append_stmt): Likewise.
496 (vect_synth_mult_by_constant): Likewise.
497 (target_has_vecop_for_code): Likewise.
498 (vect_recog_mult_pattern): Use above functions to synthesize vector
499 multiplication by integer constants.
501 2016-07-14 Alan Modra <amodra@gmail.com>
503 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
504 gpr alternatives. Correct '*' placement on Y,r alternative.
505 Add '*' on operand 1 of r,r alternative.
507 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
509 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
510 * expmed.h: ... Here.
512 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
514 * gimple.h (stmt_can_terminate_bb_p): New function.
515 * tree-cfg.c (need_fake_edge_p): Rename to ...
516 (stmt_can_terminate_bb_p): ... this; return true if stmt can
517 throw external; handle const and pure calls.
518 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
520 2016-07-14 Richard Biener <rguenther@suse.de>
522 PR tree-optimization/71866
523 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
524 (do_hoist_insertion): Avoid endless recursion when we
525 didn't insert anything because we managed to simplify
526 things down to a constant or SSA name.
527 (fully_constant_expression): Re-write in terms of ...
528 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
529 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
530 vn_nary_build_or_lookup_1.
531 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
532 (vn_nary_build_or_lookup): ... this which now wraps it.
534 2016-07-14 Alan Modra <amodra@gmail.com>
537 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
538 with p9_vector override before power9-dform override.
540 2016-07-13 Andi Kleen <ak@linux.intel.com>
542 * value-prof.c (gimple_value_profile_transformations): Don't run
543 when auto_profile is on.
545 2016-07-13 Andi Kleen <ak@linux.intel.com>
547 * auto-profile.c (update_inlined_ind_target,
548 afdo_indirect_call): Print information to dump file.
550 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
552 * genrecog.c (special_predicate_operand_p): New function.
553 (predicate_name): Move function.
554 (validate_pattern): Don't warn about missing mode for all
555 define_special_predicate predicates.
557 2016-07-13 Bin Cheng <bin.cheng@arm.com>
559 * tree-vect-data-refs.c (vect_no_alias_p): New function.
560 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
561 resolve alias checks which are known at compilation time.
562 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
563 alias checks are resolved. Move dump info for too many runtime
564 alias checks to here...
565 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
567 2016-07-13 Richard Biener <rguenther@suse.de>
569 PR tree-optimization/24574
570 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
571 position and add shift, rotate, divison and modulo support
573 (value_replacement): Pass in argument position to absorbing_element_p.
575 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
578 * ipa-inline-transform.c (inline_call): Support
581 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
583 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
584 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
586 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
587 Baseline. Make initial alternative TARGET_32BIT only.
589 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
590 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
593 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
595 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
596 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
597 availability with TARGET_HAVE_MOVT.
598 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
599 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
600 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
602 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
603 extra instruction if MOVW is available. Use a cost variable
604 incremented by COSTS_N_INSNS (1) when the condition match rather than
605 returning an arithmetic expression based on COSTS_N_INSNS. Make
606 constant with bottom half word zero cost 2 instruction if MOVW is
608 * config/arm/arm.md (define_attr "arch"): Add v8mb.
609 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
610 target is ARMv8-M Baseline.
611 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
612 (arm_movtas_ze): Likewise.
613 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
614 alternative for constants satisfying j constraint.
615 (thumb1_movsi_insn): Likewise.
616 (movsi splitter for K alternative): Tighten condition to not trigger
617 if movt is available and j constraint is satisfied.
618 (Pe immediate splitter): Likewise.
619 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
620 constant fitting in an halfword to use MOVW.
621 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
624 2016-07-13 Richard Biener <rguenther@suse.de>
627 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
628 gimplifying the LHS. Make sure to gimplify a returning twice
629 call LHS without using SSA names.
631 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
633 * tree-data-ref.c (find_data_references_in_stmt): Remove
634 unnecessary call to vec::release.
635 (graphite_find_data_references_in_stmt): Likewise.
636 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
637 * tree-vect-stmts.c (vectorizable_condition): Likewise.
639 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
641 * cfgexpand.c (expand_used_vars): Make the type of a local
643 * genmatch.c (lower_for): Likewise.
644 * haifa-sched.c (haifa_sched_init): Likewise.
645 (add_to_speculative_block): Likewise.
646 (create_check_block_twin): Likewise.
647 * predict.c (handle_missing_profiles): Likewise.
648 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
649 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
650 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
652 (maybe_lower_iteration_bound): Likewise.
653 * tree-ssa-sccvn.c (DFS): Likewise.
654 * tree-stdarg.c (reachable_at_most_once): Likewise.
655 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
656 (vectorizable_store): Likewise.
658 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
660 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
661 (sccvn_dom_walker): make cond_stack an auto_vec.
663 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
665 * ree.c (struct ext_state): Make type of members auto_vec.
666 (find_and_remove_re): Adjust.
668 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
670 * cfgexpand.c (struct stack_vars_data): Make type of fields
672 (expand_used_vars): Adjust.
674 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
676 * ipa.c (record_cdtor_fn): Adjust.
677 (build_cdtor_fns): Likewise.
678 (ipa_cdtor_merge): Make static_ctors and static_dtors local
681 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
683 * genextract.c (struct accum_extract): Add constructor and make
687 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
689 * tree.c (struct free_lang_data_d): Add constructor and change
690 types of members to ones that automatically manage resources.
691 (fld_worklist_push): Adjust.
692 (find_decls_types): Likewise.
693 (find_decls_types_in_eh_region): Likewise.
694 (free_lang_data_in_cgraph): Stop manually creating and
695 destroying members of free_lang_data_d.
697 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
699 PR rtl-optimization/68961
700 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
701 peephole variant. Use sse_reg_operand predicates.
703 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
705 * config/i386/predicates.md (x86_64_immediate_operand)
706 <case CONST_INT>: Remove unneeded truncation to DImode.
708 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
710 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
713 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
714 The xxperm and xxpermr instructions require that the 2nd input
715 operand overlap with the output operand, and not the 1st.
716 (altivec_vperm_v8hiv16qi): Likewise.
717 (altivec_vperm_<mode>_uns_internal): Likewise.
718 (altivec_vpermr_<mode>_internal): Likewise.
719 (vperm_v8hiv4si): Likewise.
720 (vperm_v16qiv8hi): Likewise.
722 2016-07-12 Martin Liska <mliska@suse.cz>
724 * params.def: Add avg-loop niter.
725 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
726 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
727 * doc/invoke.texi: Document the new parameter.
729 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
732 * expr.c (store_constructor): Mask sign-extended bits when widening
733 sub-word constructor element at the start of a word.
735 2016-07-12 Martin Liska <mliska@suse.cz>
737 * Makefile.in: Append rule for params-options.h.
738 * params-options.h: New file.
740 2016-07-12 Martin Liska <mliska@suse.cz>
742 * ira-build.c (mark_loops_for_removal): Properly iterate
745 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
746 Richard Biener <rguenther@suse.de>
748 PR tree-optimization/23286
749 PR tree-optimization/70159
750 * doc/invoke.texi: Document -fcode-hoisting.
751 * common.opt (fcode-hoisting): New flag.
752 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
753 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
754 (do_regular_insertion): Rename to ...
755 (do_pre_regular_insertion): ... this and amend general comments
756 on insertion strathegy.
757 (do_partial_partial_insertion): Rename to ...
758 (do_pre_partial_partial_insertion): ... this.
759 (do_hoist_insertion): New function.
760 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
761 and call do_hoist_insertion properly.
763 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
764 (pass_pre::execute): Register hoist_insert stats.
766 2016-07-12 Jakub Jelinek <jakub@redhat.com>
769 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
770 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
771 is different from mode's bitsize. Small cleanup.
773 2016-07-12 Richard Biener <rguenther@suse.de>
775 PR rtl-optimization/68961
776 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
777 to simplify to a non-constant.
779 2016-07-11 Jakub Jelinek <jakub@redhat.com>
782 * omp-low.c (expand_omp_target): Gimplify device.
784 PR tree-optimization/71823
785 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
786 to get vec_oprnds2 from op2.
788 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
790 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
791 Hoist common subexpressions.
792 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
794 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
797 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
798 prevent generation of 'stxsiwx' on pre Power8 hardware.
800 2016-07-11 David Malcolm <dmalcolm@redhat.com>
802 * input.c: Include cpplib.h.
803 (selftest::temp_source_file): New class.
804 (selftest::temp_source_file::temp_source_file): New ctor.
805 (selftest::temp_source_file::~temp_source_file): New dtor.
806 (selftest::should_have_column_data_p): New function.
807 (selftest::test_should_have_column_data_p): New function.
808 (selftest::temp_line_table): New class.
809 (selftest::temp_line_table::temp_line_table): New ctor.
810 (selftest::temp_line_table::~temp_line_table): New dtor.
811 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
812 it to create a temp_line_table.
813 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
814 locations that are known to have column data.
815 (selftest::line_table_case): New struct.
816 (selftest::test_reading_source_line): Move tempfile handling
817 to class temp_source_file.
818 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
819 (selftest::assert_token_loc_eq): New function.
820 (ASSERT_TOKEN_LOC_EQ): New macro.
821 (selftest::test_lexer): New function.
822 (selftest::boundary_locations): New array.
823 (selftest::input_c_tests): Call test_should_have_column_data_p.
824 Loop over a test matrix of interesting values of location and
825 default_range_bits, calling test_lexer on each case in the matrix.
826 Move call to test_accessing_ordinary_linemaps into the matrix.
827 * selftest.h (ASSERT_EQ): Reimplement in terms of...
828 (ASSERT_EQ_AT): New macro.
830 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
833 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
834 Don't convert TImode in debug insn.
836 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
838 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
839 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
840 (tree_type_common::lang_flag_7): New.
841 (tree_type_common::spare): Reduce size.
842 * tree.h (TYPE_ALIGN_OK): Remove.
843 (TYPE_LANG_FLAG_7): New.
844 (get_inner_reference): Adjust header.
845 * print-tree.c (print_node): Adjust.
846 * expr.c (get_inner_reference): Remove parameter keep_aligning.
847 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
848 calls to get_inner_reference.
849 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
850 handling of TYPE_ALIGN_OK.
851 * builtins.c (get_object_alignment_2): Adjust call to
852 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
853 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
855 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
856 * cfgexpand.c (expand_debug_expr): Likewise.
857 * dbxout.c (dbxout_expand_expr): Likewise.
858 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
859 loc_list_from_tree, fortran_common): Likewise.
860 * fold-const.c (optimize_bit_field_compare,
861 decode_field_reference, fold_unary_loc, fold_comparison,
862 split_address_to_core_and_offset): Likewise.
863 * gimple-laddress.c (execute): Likewise.
864 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
865 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
866 * hsa-gen.c (gen_hsa_addr): Likewise.
867 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
868 * tsan.c (instrument_expr): Likewise.
869 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
870 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
871 * tree-affine.c (tree_to_aff_combination,
872 get_inner_reference_aff): Adjust calls to get_inner_reference.
873 * tree-data-ref.c (split_constant_offset_1,
874 dr_analyze_innermost): Likewise.
875 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
876 * tree-sra.c (ipa_sra_check_caller): Likewise.
877 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
878 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
879 bswap_replace): Likewise.
880 * tree-vect-data-refs.c (vect_check_gather,
881 vect_analyze_data_refs): Likewise.
882 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
883 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
886 2016-07-11 David Malcolm <dmalcolm@redhat.com>
888 * Makefile.in (selftest-valgrind): New phony target.
889 * function-tests.c (selftest::build_cfg): Delete pass instances
891 (selftest::convert_to_ssa): Likewise.
892 (selftest::test_expansion_to_rtl): Likewise.
893 * tree-cfg.c (selftest::test_linear_chain): Release dominator
895 (selftest::test_diamond): Likewise.
897 2016-07-11 Richard Biener <rguenther@suse.de>
899 PR tree-optimization/71816
900 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
901 than replacing all of its operands.
903 2016-07-11 Alan Modra <amodra@gmail.com>
905 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
906 (ctr<mode>): Add unspec.
907 (ctr<mode>_internal*): Likewise.
909 2016-07-08 James Bowman <james.bowman@ftdichip.com>
911 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
912 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
914 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
916 PR rtl-optimization/71621
917 * lra-constraints.c (process_alt_operands): Check combination of
920 2016-07-08 Jason Merrill <jason@redhat.com>
921 Richard Biener <rguenther@suse.de>
923 P0145: Refining Expression Order for C++.
924 * gimplify.c (initial_rhs_predicate_for): New.
925 (gimplfy_modify_expr): Gimplify RHS before LHS.
927 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
930 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
931 Allow standard error handling to take over when a wrong number
932 of arguments is presented to __builtin_vec_ld () or
935 2016-07-08 Jiong Wang <jiong.wang@arm.com>
937 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
942 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
943 __builtin_aarch64_fmaxv2sf.
944 (vmaxnmq_f32): Likewise.
945 (vmaxnmq_f64): Likewise.
946 (vminnm_f32): Likewise.
947 (vminnmq_f32): Likewise.
948 (vminnmq_f64): Likewise.
950 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
953 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
954 enable -mfloat128-hardware by default.
955 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
956 that IEEE 128-bit hardware support needs.
957 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
958 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
959 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
960 floating point requires.
961 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
962 -mfloat128 and -mfloat128-hardware changes.
964 2016-07-08 Alan Hayward <alan.hayward@arm.com>
966 PR tree-optimization/71667
967 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
969 2016-07-08 Martin Liska <mliska@suse.cz>
972 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
973 folding produces SAVE_EXPRs, thus return false for the type.
975 2016-07-07 Martin Liska <mliska@suse.cz>
977 * file-find.c (remove_prefix): New function.
978 * file-find.h (remove_prefix): Declare the function.
979 * gcc-ar.c (main): Skip a folder of the wrapper if
980 a wrapped binary would point to the same file.
982 2016-07-07 Jan Hubicka <jh@suse.cz>
984 * tree-scalar-evolution.c (iv_can_overflow_p): export.
985 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
986 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
988 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
991 * ipa-inline-analysis.c (compute_inline_parameters): Set
992 local.can_change_signature to false for intrumentation
995 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
997 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
998 with TARGET_HAVE_MOVT.
999 (TARGET_HAVE_MOVT): Define.
1000 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
1001 availability with TARGET_HAVE_MOVT.
1002 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
1004 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
1006 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
1007 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
1008 * config/arm/constraints.md (define_constraint "j"): Use
1009 TARGET_HAVE_MOVT to check MOVT availability.
1011 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1013 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
1015 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1017 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
1018 (armv8-m.main): Likewise.
1019 (armv8-m.main+dsp): Likewise.
1020 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
1021 (FL_FOR_ARCH8M_MAIN): Likewise.
1022 * config/arm/arm-tables.opt: Regenerate.
1023 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
1024 armv8-m.main+dsp to BE8_LINK_SPEC.
1025 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
1026 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
1027 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
1028 Baseline and Mainline.
1029 (arm_option_override_internal): Also disable arm_restrict_it when
1030 !arm_arch_notm. Update comment for -munaligned-access to also cover
1032 (arm_file_start): Increase buffer size for printing architecture name.
1033 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
1034 and armv8-m.main+dsp.
1035 (mno-unaligned-access): Clarify that this is disabled by default for
1036 ARMv8-M Baseline architectures as well.
1038 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1040 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
1041 decide whether to prevent some libgcc routines being included for some
1042 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
1043 link between this condition and the one in
1044 libgcc/config/arm/lib1func.S.
1046 2016-07-07 Richard Biener <rguenther@suse.de>
1048 * tree-ssa-pre.c: Include alias.h.
1049 (compute_avail): If we have multiple VN_REFERENCEs with the
1050 same hashtable entry adjust that to make it a valid replacement
1051 for all of them with respect to alignment and aliasing
1052 when doing insertion.
1053 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
1054 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
1056 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
1060 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
1061 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
1064 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1066 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
1067 (adjust_mems): Adjust.
1068 (adjust_insn): Likewise.
1069 (prepare_call_arguments): Likewise.
1071 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1073 * gcse.c (struct ls_expr): Make stores field a vector.
1074 (ldst_entry): Adjust.
1075 (free_ldst_entry): Likewise.
1076 (print_ldst_list): Likewise.
1077 (compute_ld_motion_mems): Likewise.
1078 (update_ld_motion_stores): Likewise.
1080 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1082 * gcse.c (struct ls_expr): Remove loads field.
1083 (ldst_entry): Adjust.
1084 (free_ldst_entry): Likewise.
1085 (print_ldst_list): Likewise.
1086 (compute_ld_motion_mems): Likewise.
1088 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1090 * store-motion.c (struct st_expr): Make antic_stores a vector.
1091 (st_expr_entry): Adjust.
1092 (free_st_expr_entry): Likewise.
1093 (print_store_motion_mems): Likewise.
1094 (find_moveable_store): Likewise.
1095 (compute_store_table): Likewise.
1096 (remove_reachable_equiv_notes): Likewise.
1097 (replace_store_insn): Likewise.
1098 (build_store_vectors): Likewise.
1100 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1102 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
1103 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
1105 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1107 PR tree-optimization/71518
1108 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
1109 misalign also for outer loops with negative step.
1111 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
1113 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
1114 (cortex_a53_shift): Add mov_shift.
1115 (cortex_a53_shift_reg): Add new reservation for register shifts.
1116 (cortex_a53_alu): Remove bfm.
1117 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
1118 (cortex_a53_alu_extr): Add new reservation for EXTR.
1119 (bypasses): Improve bypass modelling.
1121 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1124 * config/avr/avr.c (avr_asm_select_section): Strip off
1125 SECTION_DECLARED from flags when calling get_section.
1127 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1129 * tree-vectorizer.h (vect_memory_access_type): Add
1130 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
1131 * tree-vect-stmts.c (compare_step_with_zero): New function.
1132 (perm_mask_for_reverse): Move further up file.
1133 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
1135 (get_negative_load_store_type): New function.
1136 (get_load_store_type): Call it. Add an ncopies argument.
1137 (vectorizable_mask_load_store): Update call accordingly and
1138 remove tests for negative steps.
1139 (vectorizable_store, vectorizable_load): Likewise. Handle new
1140 memory_access_types.
1142 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1144 * tree-vectorizer.h (vect_memory_access_type): New enum.
1145 (_stmt_vec_info): Add a memory_access_type field.
1146 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
1147 (vect_model_store_cost): Take an access type instead of a boolean.
1148 (vect_model_load_cost): Likewise.
1149 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
1150 vect_model_store_cost and vect_model_load_cost.
1151 * tree-vect-stmts.c (vec_load_store_type): New enum.
1152 (vect_model_store_cost): Take an access type instead of a
1153 store_lanes_p boolean. Simplify tests.
1154 (vect_model_load_cost): Likewise, but for load_lanes_p.
1155 (get_group_load_store_type, get_load_store_type): New functions.
1156 (vectorizable_store): Use get_load_store_type. Record the access
1157 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
1158 (vectorizable_load): Likewise.
1159 (vectorizable_mask_load_store): Likewise. Replace is_store
1160 variable with vls_type.
1162 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1164 * tree-vectorizer.h (vect_grouped_load_supported): Add a
1165 single_element_p parameter.
1166 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
1167 Check the PR65518 case here rather than in vectorizable_load.
1168 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
1169 * tree-vect-stmts.c (vectorizable_load): Likewise.
1171 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1173 * tree-vectorizer.h (gather_scatter_info): New structure.
1174 (vect_check_gather_scatter): Return a bool rather than a decl.
1175 Replace return-by-pointer arguments with a single
1176 gather_scatter_info *.
1177 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
1178 (vect_analyze_data_refs): Update call accordingly.
1179 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
1180 (vectorizable_mask_load_store): Likewise. Also record the
1181 offset dt and vectype in the gather_scatter_info.
1182 (vectorizable_store): Likewise.
1183 (vectorizable_load): Likewise.
1185 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1187 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
1188 strided groups, use the cost of N scalar accesses instead
1189 of ncopies vector accesses.
1190 (vect_model_load_cost): Likewise.
1192 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1194 * tree-vect-stmts.c (vect_cost_group_size): Delete.
1195 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
1196 variable to indicate when once-per-group costs are being used.
1197 (vect_model_load_cost): Likewise. Fix comment and misindented code.
1199 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1201 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
1202 peeling-for-gaps condition.
1204 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1206 * config/s390/s390.c (s390_expand_vec_init): Force initializer
1207 element to register if it doesn't match general_operand.
1209 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1210 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1212 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
1214 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
1215 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
1216 (SIGNBIT): New mode iterator.
1217 (Fsignbit): New mode attribute.
1218 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
1219 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
1220 when direct moves are available.
1221 (signbit<mode>2_dm): New define_insn_and_split).
1222 (signbit<mode>2_dm2): New define_insn.
1224 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1226 PR rtl-optimization/71594
1227 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
1228 into subregs of appropriate mode before trying to emit a conditional
1231 2016-07-05 Jan Hubicka <jh@suse.cz>
1233 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
1234 (simple_iv): Use it.
1236 2016-07-05 Jan Hubicka <jh@suse.cz>
1238 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
1240 2016-07-05 Jiong Wang <jiong.wang@arm.com>
1242 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
1245 2016-07-05 Jan Hubicka <jh@suse.cz>
1247 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
1250 2016-07-05 Richard Biener <rguenther@suse.de>
1252 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
1253 Handle empty else block.
1254 (is_feasible_trace): Likewise.
1255 (split_paths): Likewise.
1257 2016-07-05 Richard Biener <rguenther@suse.de>
1259 * tree-loop-distribution.c (distribute_loop): Fix issue with
1260 the cost model loop.
1262 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
1264 * config/arm/neon-testgen.ml: Delete.
1265 * config/arm/neon.ml: Delete.
1267 2016-07-04 Jakub Jelinek <jakub@redhat.com>
1270 * tree.c (attribute_value_equal): Use get_attribute_name instead of
1271 directly using TREE_PURPOSE.
1273 2016-07-04 Jiong Wang <jiong.wang@arm.com>
1275 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
1276 * config/aarch64/aarch64_neon.h: Likewise.
1277 * config/aarch64/arm_neon.h: Likewise.
1278 * config/aarch64/atomics.md: Likewise.
1279 * config/aarch64/aarch64-simd-builtins.def: Likewise.
1280 * doc/invoke.texi: Likewise.
1282 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1284 * config/s390/s390.md: Add "z13" cpu_facility.
1285 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
1286 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
1287 condition" type instructions.
1289 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1290 Jeff Law <law@redhat.com>
1292 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
1293 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
1295 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
1297 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
1298 permutation for TARGET_AVX512F.
1299 (ix86_expand_vec_one_operand_perm_avx512): New function.
1300 (expand_vec_perm_1): Invoke introduced function.
1301 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1302 it may be not valid after vectorization.
1304 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1307 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
1308 typo in comment. Only force to memory if it is a weak
1311 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
1312 Jiong Wang <jiong.wang@arm.com>
1314 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
1315 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
1316 (AARCH64_FL_F16): New.
1317 (AARCH64_FL_FOR_ARCH8_2): New.
1318 (AARCH64_ISA_8_2): New.
1319 (AARCH64_ISA_F16): New.
1320 (TARGET_FP_F16INST): New.
1321 (TARGET_SIMD_F16INST): New.
1322 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
1323 ("fp"): Disabling "fp" also disables "fp16".
1324 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
1325 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
1326 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
1327 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
1329 2016-07-04 Jan Beulich <jbeulich@suse.com>
1331 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
1333 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1336 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
1337 the insns, use an insn form that does not adjust the offset on
1338 little endian systems.
1340 2016-07-01 Jan Beulich <jbeulich@suse.com>
1342 * varasm.c (get_variable_section): Validate initializer in
1343 named .bss-like sections.
1345 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1347 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
1348 Exchange the order of the second and third operands in the vpermr
1349 instruction tmeplate.
1351 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
1354 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
1355 Disallow TDmode values.
1357 2016-07-01 Alan Modra <amodra@gmail.com>
1359 PR rtl-optimization/71709
1360 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
1361 being set, not referenced.
1363 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
1365 PR tree-optimization/70729
1366 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
1367 of loop since it can be not valid after transformation.
1369 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1371 * config/arm/arm.c (thumb_reload_in_hi): Delete.
1372 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
1374 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
1376 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
1379 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1382 * config/rs6000/constraints.md (wY constraint): New constraint to
1383 match the requirements for the LXSD and STXSD instructions.
1384 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
1385 predicate to match the requirements for the LXSD and STXSD
1387 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
1388 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
1389 to make sure that the bottom 2 bits of offset are 0, the address
1390 form is offsettable, and no updating is done in the address mode.
1391 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
1392 (movdi_internal32): Likewise
1393 (movdi_internal64): Likewise.
1395 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1397 PR tree-optimization/71707
1398 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
1399 strinfo even for ADDR_EXPR ptr.
1401 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
1403 * config/rs6000/altivec.md (darn_32): Change the condition to
1404 TARGET_P9_MISC instead of TARGET_MODULO.
1405 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
1406 condition expression.
1407 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
1408 condition expression.
1409 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
1410 (DFP_TEST): New code iterator.
1411 (dfptstsfi_<code>_mode>): New define_expand.
1412 (*dfp_sgnfcnc_<mode>): New define_insn.
1413 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
1414 definition next to BU_P9_MISC_1 definition and change the MASK
1415 value to RS6000_BTM_P9_MISC.
1416 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
1417 (BU_P9_64BIT_MISC_0): Likewise.
1418 (BU_P9_DFP_MISC_0): New macro definition.
1419 (BU_P9_DFP_MISC_1): New macro definition.
1420 (BU_P9_DFP_MISC_2): New macro definition.
1421 (BU_P9_DFP_OVERLOAD_1): New macro definition.
1422 (BU_P9_DFP_OVERLOAD_2): New macro definition.
1423 (BU_P9_DFP_OVERLOAD_3): New macro definition.
1424 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
1425 (TSTSFI_LT_TD): Likewise.
1426 (TSTSFI_EQ_DD): Likewise.
1427 (TSTSFI_EQ_TD): Likewise.
1428 (TSTSFI_GT_DD): Likewise.
1429 (TSTSFI_GT_TD): Likewise.
1430 (TSTSFI_OV_DD): Likewise.
1431 (TSTSFI_OV_TD): Likewise.
1432 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
1433 (TSTSFI_LT_DD): Likewise.
1434 (TSTSFI_LT_TD): Likewise.
1435 (TSTSFI_EQ): Likewise.
1436 (TSTSFI_EQ_DD): Likewise.
1437 (TSTSFI_EQ_TD): Likewise.
1438 (TSTSFI_GT): Likewise.
1439 (TSTSFI_GT_DD): Likewise.
1440 (TSTSFI_GT_TD): Likewise.
1441 (TSTSFI_OV): Likewise.
1442 (TSTSFI_OV_DD): Likewise.
1443 (TSTSFI_OV_TD): Likewise.
1444 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1445 overloaded test significance functions.
1446 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1447 OPTION_MASK_P9_MISC into the representation of this mask.
1448 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
1450 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
1451 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
1453 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
1454 argument is a 6-bit unsigned literal value if the icode argument
1455 represents a DFP test significance built-in call.
1456 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
1457 flag used independently and in combination with the
1458 RS6000_BTM_64BIT flag.
1459 (rs6000_opt_masks): Add entry for power9-misc command-line option.
1460 (rs6000_builtin_mask_names): Add entry for power9-misc
1461 command-line option.
1462 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
1463 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
1464 RS6000_BTM_P9_MISC macros.
1465 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
1466 option and change the description of the -mpower9-vector option to
1467 enable only vector instructions, removing its erroneously claimed
1468 support for scalar instructions.
1469 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1470 the ISA 3.0 digital floating point test significance built-in
1473 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
1475 * config/aarch64/aarch64.c (cortexa35_tunings):
1476 Enable AES fusion. Use cortexa57_branch_cost.
1477 (cortexa53_tunings): Use cortexa57_branch_cost.
1478 (cortexa72_tunings): Use cortexa57_branch_cost.
1479 Use AUTOPREFETCHER_WEAK.
1480 (cortexa73_tunings): Use cortexa57_branch_cost.
1482 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1483 James Greenhalgh <james.greenhalgh@arm.com>
1485 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1486 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1487 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1488 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1489 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1490 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1491 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1492 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1493 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1494 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1495 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1496 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1497 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1500 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1501 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1503 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1505 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1507 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1510 * gcc.c (driver::build_option_suggestions): Pass "option" to
1511 add_misspelling_candidates.
1512 * opts-common.c (add_misspelling_candidates): Add "option" param;
1513 use it to avoid adding negated forms for options marked with
1515 * opts.h (add_misspelling_candidates): Add "option" param.
1517 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1520 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1521 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1522 first when permuting bitwise operation with rotate. Cast
1523 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1525 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1527 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1528 for misspelled param names.
1529 * params.c: Include spellcheck.h.
1530 (find_param_fuzzy): New function.
1531 * params.h (find_param_fuzzy): New prototype.
1532 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1533 * spellcheck.h (struct edit_distance_traits<const char *>):
1536 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1538 * config/rs6000/predicates.md (const_0_to_7_operand): New
1539 predicate, recognize 0..7.
1540 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1541 support for doing extracts from V16QImode, V8HImode, V4SImode
1543 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1544 vector extract support.
1545 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1546 for ISA 3.0 vector extract.
1547 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1548 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1549 extracts of a constant element number from small integer vectors
1550 on 64-bit ISA 3.0 systems.
1551 (vsx_extract_<mode>_di): Likewise.
1552 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1553 say when we can do ISA 3.0 vector extracts.
1554 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1555 registers, using the stxsiwx instruction.
1557 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1559 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1560 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1561 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1562 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1563 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1564 * config/arm/arm.c (arm_qdf24xx_tune): New.
1566 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1568 * config/aarch64/aarch64.c (cortexa53_tunings):
1569 Increase loop alignment to 8. Set function alignment to 16.
1570 (cortexa35_tunings): Likewise.
1571 (cortexa57_tunings): Increase loop alignment to 8.
1572 (cortexa72_tunings): Likewise.
1573 (cortexa73_tunings): Likewise.
1575 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1577 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1578 for arm_fp16_ok and arm_fp16_hw.
1579 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1580 arm_fp16_alternative.
1582 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1584 PR tree-optimization/71655
1585 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1586 types when swapping operands.
1588 2016-06-29 Martin Liska <mliska@suse.cz>
1591 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1592 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1593 of build_optimization_node.
1595 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1597 PR tree-optimization/70729
1598 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1599 independent in loops having positive safelen value.
1600 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1601 it may be not valid after vectorization.
1603 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1605 PR tree-optimization/71625
1606 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1607 is sorted by ascending list->offset. If PTR is non-NULL and there is
1608 previous strinfo, call get_stridx_plus_constant.
1609 (get_stridx): Pass exp as second argument to get_addr_stridx.
1610 (addr_stridxptr): Add missing list = list->next, so that there can be
1611 more than one entries in the list. Bump limit from 16 to 32. Ensure
1612 the list is sorted by ascending list->offset.
1613 (get_stridx_plus_constant): Adjust so that it can be also called with
1614 ADDR_EXPR instead of SSA_NAME as PTR.
1615 (handle_char_store): Pass NULL_TREE as second argument to
1618 2016-06-29 Richard Biener <rguenther@suse.de>
1620 PR rtl-optimization/68961
1621 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1623 2016-06-29 Richard Biener <rguenther@suse.de>
1626 * alias.c (component_uses_parent_alias_set_from): Handle
1627 type punning through union accesses by using the union alias set.
1628 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1630 2016-07-29 Richard Biener <rguenther@suse.de>
1632 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1633 precision not matching mode precision.
1635 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1637 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1638 pa_output_arg_descriptor.
1639 (call_val_symref_64bit_post_reload): Likewise.
1640 (call_val_powf_64bit_post_reload): Likewise.
1641 (sibcall_internal_symref_64bit): Likewise.
1642 (sibcall_value_internal_symref_64bit): Likewise.
1644 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1647 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1648 a constant, force its SUBREG_REG into memory or register instead
1651 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1654 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1655 * doc/invoke.texi (AVR Options): Document it.
1657 2016-06-28 Walter Lee <walt@tilera.com>
1659 * config/tilegx/linux.h: Do not include arch/icache.h
1660 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1661 * config/tilepro/linux.h: Do not include arch/icache.h
1662 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1664 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1666 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1667 for big-endian BIT_FIELD_REF.
1669 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1671 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1672 ('size' attribute): Add '128'.
1674 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1675 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1676 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1677 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1678 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1679 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1680 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1681 *trunc<mode>df2_odd): Set size attribute to '128'.
1682 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1683 * config/rs6000/power6.md (power6-fp): Include dfp type.
1684 * config/rs6000/power7.md (power7-fp): Likewise.
1685 * config/rs6000/power8.md (power8-fp): Likewise.
1686 * config/rs6000/power9.md: New file.
1687 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1688 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1689 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1691 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1692 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1693 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1694 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1695 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1696 dfp_dscri_<mode>): Change type attribute to dfp.
1697 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1698 attribute to vecsimple.
1699 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1700 and prefetch streams.
1701 (rs6000_option_override_internal): Remove temporary code setting
1702 tuning to power8. Don't set rs6000_sched_groups for power9.
1703 (last_scheduled_insn): Change to rtx_insn *.
1704 (divide_cnt, vec_load_pendulum): New variables.
1705 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1706 (rs6000_issue_rate): Set issue rate for Power9.
1707 (is_power9_pairable_vec_type): New.
1708 (power9_sched_reorder2): New.
1709 (rs6000_sched_reorder2): Call new function for Power9 specific
1711 (insn_must_be_first_in_group): Remove Power9.
1712 (insn_must_be_last_in_group): Likewise.
1713 (force_new_group): Likewise.
1714 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1715 Initialize divide_cnt/vec_load_pendulum.
1716 (_rs6000_sched_context, rs6000_init_sched_context,
1717 rs6000_set_sched_context): Handle context save/restore of new
1720 2016-06-28 Richard Biener <rguenther@suse.de>
1722 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1723 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1724 COMPONENT_REF operand.
1725 (nonoverlapping_component_refs_p): Likewise.
1726 * stor-layout.c (start_bitfield_representative): Mark
1727 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1729 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1731 * Makefile.in: Don't cat ../stage_current if it does not exist.
1733 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1734 last argument is a bit-field.
1736 PR rtl-optimization/71673
1737 * internal-fn.c (expand_arith_overflow_result_store): Use
1738 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1739 expand_simple_binop.
1742 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1743 expand_ifn_atomic_compare_exchange): New functions.
1744 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1745 * tree.h (build_call_expr_internal_loc): Rename to ...
1746 (build_call_expr_internal_loc_array): ... this. Fix up type of
1748 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1749 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1750 ATOMIC_COMPARE_EXCHANGE result.
1751 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1752 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1753 fold_builtin_atomic_compare_exchange): New prototypes.
1754 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1755 fold_builtin_atomic_compare_exchange): New functions..
1756 * tree-ssa.c (execute_update_addresses_taken): If
1757 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1758 of call when finding addressable vars, and if such var becomes
1759 non-addressable, call fold_builtin_atomic_compare_exchange.
1761 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1764 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1765 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1767 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1769 * config/rs6000/rs6000.md ('type' attribute): Add
1770 veclogical,veccmpfx,vecexts,vecmove insn types.
1771 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1772 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1773 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1774 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1775 *nabs<mode>2_hw): Change type to vecmove.
1776 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1777 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1778 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1779 *ieee_128bit_vsx_abs<mode>2_internal,
1780 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1781 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1782 *ieee128_mtvsrd_32bit): Change type to veclogical.
1783 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1784 *movdi_internal32, *movdi_internal64): Update insn types.
1785 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1786 vsx_extract_<mode>): Change type to veclogical.
1787 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1788 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1789 *vsx_sign_extend_si_v2di): Change type to vecexts.
1790 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1792 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1793 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1794 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1795 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1796 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1797 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1798 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1799 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1800 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1801 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1802 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1803 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1804 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1805 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1806 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1807 (ppc7450-vecsimple): Add veclogical, vecmove.
1808 (ppc7450-veccmp): Add veccmpfx.
1809 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1811 (ppc8540_vector_compare): Add veccmpfx.
1812 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1813 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1814 (cell-vecsimple): Add veclogical, vecmove.
1815 (cell-veccmp): Add veccmpfx.
1816 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1817 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1819 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1820 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1821 (power4-vecsimple): Add veclogical, vecmove.
1822 (power4-veccmp): Add veccmpfx.
1823 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1824 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1825 (power6-vecsimple): Add veclogical, vecmove.
1826 (power6-veccmp): Add veccmpfx.
1827 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1828 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1829 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1830 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1831 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1832 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1833 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1835 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1837 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1840 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1841 OPTION_MASK_P9_DFORM_VECTOR.
1842 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1843 disable -mpower9-dform-vector when using reload.
1844 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1845 New 'strict' argument. Update all callers. Add strict addressing
1847 (rs6000_legitimate_offset_address_p): Remove call to
1848 virtual_stack_registers_memory_p.
1849 (rs6000_legitimize_reload_address): Add quad address support.
1850 (rs6000_legitimate_address_p): Move call to quad_address_p above
1851 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1852 to account for new strict usage.
1853 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1854 for new strict usage.
1855 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1857 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1864 * config/i386/i386.c (ix86_spill_class): Disable condition to
1865 always return NO_REGS.
1867 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1869 * predict.c: Include gimple-pretty-print.h
1870 (predicted_by_loop_heuristics_p): Check also
1871 PRED_LOOP_EXIT_WITH_RECURSION
1872 (predict_loops): Find self recursive calls and use special purpose
1873 predictors for them; dump log about decisions.
1874 (pass_profile::execute): Dump info about #of iterations.
1875 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1876 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1878 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1880 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1881 output_asm_insn calls and shorten long lines. Output .CALL
1882 argument descriptor using pa_output_arg_descriptor. Add various
1883 inline $$dyncall and other optimizations.
1884 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1886 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1888 PR tree-optimization/71643
1889 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1892 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1893 leak a bitmap if dep_bb is NULL.
1895 PR tree-optimization/71631
1896 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1897 to rewrite_expr_tree even if negate_result, move new_lhs var
1898 declaration and initialization earlier, for powi_result set afterwards
1899 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1900 if new_lhs != lhs, and don't shadow gsi var.
1902 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1904 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1905 Add in_loop parameter.
1906 (predict_loops): Add loop guard heuristics.
1907 * predict.def (PRED_LOOP_GUARD): New heuristics.
1909 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1911 * predict.c: Include ipa-utils.h
1912 (tree_bb_level_prediction): Predict recursive calls.
1913 (tree_estimate_probability_bb): Skip inexpensive calls for call
1915 * predict.def (PRED_RECURSIVE_CALL): New.
1917 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1919 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1920 (BU_FLOAT128_1): Likewise.
1922 (COPYSIGNQ): Likewise.
1923 (RS6000_BUILTIN_NANQ): Likewise.
1924 (RS6000_BUILTIN_NANSQ): Likewise.
1925 (RS6000_BUILTIN_INFQ): Likewise.
1926 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1927 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1928 (TARGET_FOLD_BUILTIN): New #define.
1929 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1930 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1931 (rs6000_fold_builtin): New target hook implementation, handling
1932 folding of 128-bit NaNs and infinities.
1933 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1934 entries are filled in to avoid problems during bootstrap
1935 self-test; define builtins for 128-bit NaNs and infinities.
1936 (rs6000_opt_mask): Add entry for float128.
1937 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1938 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1939 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1940 (const_str_type_node): New #define.
1941 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1942 to a define_expand that dispatches to either copysign<mode>3_soft
1943 or copysign<mode>3_hard.
1944 (copysign<mode>3_hard): Rename from copysign<mode>3.
1945 (copysign<mode>3_soft): New define_insn.
1946 * doc/extend.texi: Document new builtins.
1948 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1950 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1951 PRIu64 instead of lu.
1953 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1956 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1959 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1961 PR tree-optimization/71647
1962 * omp-low.c (lower_rec_input_clauses): Convert
1963 omp_clause_aligned_alignment (c) to size_type_node for the
1964 last argument of __builtin_assume_aligned.
1966 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1968 * configure.ac (calling ___tls_get_addr via GOT): New
1969 assembler/linker check.
1970 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1971 assembler and linker supports calling ___tls_get_addr via GOT.
1972 Otherise, defined to 0.
1973 * config.in: Regenerated.
1974 * configure: Likewise.
1975 * config/i386/constraints.md (Yb): New constraint.
1976 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1977 (REG_CLASS_NAMES): Likewise.
1978 (REG_CLASS_CONTENTS): Likewise.
1979 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1980 the b constraint with the Yb constraint. Call ___tls_get_addr
1981 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1983 (*tls_local_dynamic_base_32_gnu): Likewise.
1984 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1985 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1986 (*tls_local_dynamic_base_64_<mode>): Likewise.
1988 2016-06-24 Martin Liska <mliska@suse.cz>
1990 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1991 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1993 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1994 argument to true if the expected number of iterations is
1997 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1999 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
2000 assemble for 32bit target.
2001 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
2002 and $ld_ix86_gld_32_opt to link for 32bit target.
2003 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
2004 * configure: Regenerate.
2006 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2008 * config/arm/arm.c (int_log2): Delete definition and prototype.
2009 (shift_op): Use exact_log2 instead of int_log2.
2010 (vfp3_const_double_for_fract_bits): Likewise.
2012 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2014 * internal-fn.c (expand_arith_set_overflow): New function.
2015 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
2017 (expand_arith_overflow_result_store): Likewise. Handle precision
2018 smaller than mode precision.
2019 * tree-vrp.c (extract_range_basic): For imag part, handle
2020 properly signed 1-bit precision result.
2021 * doc/extend.texi (__builtin_add_overflow): Document that last
2022 argument can't be pointer to enumerated or boolean type.
2023 (__builtin_add_overflow_p): Document that last argument can't
2024 have enumerated or boolean type.
2026 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2027 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2029 * config/rs6000/predicates.md (splat_input_operand): Rework.
2030 Don't allow constants, since the insns that use this predicate
2031 don't support constants. Constants are handled by other insns
2032 that are created via combine. During and after register
2033 allocation, only allow indexed or indirect addresses, and not
2034 general addresses. Only allow modes supported by the hardware.
2035 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
2036 comment. Move check for using VSPLTIS<x> to a common location,
2037 instead of doing it in two different places.
2039 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
2041 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2042 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
2043 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
2044 signature_CENTAUR_ebx.
2046 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
2050 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
2051 (as_ix86_gas_32_opt): This.
2052 (ld_ix86_tls_ldm_opt): Renamed to ...
2053 (ld_ix86_gld_32_opt): This.
2054 (R_386_TLS_LDM reloc): Updated.
2055 (R_386_GOT32X reloc): New assembler/linker check.
2056 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
2057 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
2059 * config.in: Regenerated.
2060 * configure: Likewise.
2061 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
2062 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
2063 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
2064 if ix86_force_load_from_GOT_p returns true.
2065 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
2066 ix86_force_load_from_GOT_p returns true.
2067 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
2068 the external function address via the GOT slot.
2069 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
2070 HAVE_AS_IX86_GOT32X before returning false.
2071 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
2072 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
2074 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
2076 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
2078 2016-06-23 Andi Kleen <ak@linux.intel.com>
2080 * Makefile.in: Regenerate.
2081 * doc/install.texi: Document autoprofiledbootstrap.
2083 2016-06-23 Andi Kleen <ak@linux.intel.com>
2085 * config/i386/gcc-auto-profile: New file.
2087 2016-06-23 Martin Liska <mliska@suse.cz>
2090 * predict.c (predict_loops): Revert the hunk that was removed
2093 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
2095 * config.gcc: Add support for arm*-*-phoenix* targets.
2096 * config/arm/t-phoenix: New.
2097 * config/phoenix.h: New.
2099 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
2100 H.J. Lu <hongjiu.lu@intel.com>
2103 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
2104 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
2105 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
2106 ix86_force_load_from_GOT_p returns true.
2107 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
2108 ix86_force_load_from_GOT_p returns true.
2109 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
2110 ix86_force_load_from_GOT_p returns true.
2111 (ix86_expand_move): Load the external function address via the
2112 GOT slot if ix86_force_load_from_GOT_p returns true.
2113 * config/i386/predicates.md (x86_64_immediate_operand): Return
2114 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
2115 (x86_64_zext_immediate_operand): Ditto.
2117 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
2119 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
2121 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2124 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
2125 * diagnostic.c (pedwarn_at_rich_loc): New function.
2126 * spellcheck.h (best_match::best_match): Add a
2127 "best_distance_so_far" optional parameter.
2128 (best_match::set_best_so_far): New method.
2129 (best_match::get_best_distance): New accessor.
2130 (best_match::get_best_candidate_length): New accessor.
2132 2016-06-22 Nick Clifton <nickc@redhat.com>
2134 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
2135 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
2136 modes are accepted as well.
2137 (ucompare_loc_descriptor): Likewise.
2138 (minmax_loc_descriptor): Likewise.
2139 (clz_loc_descriptor): Likewise.
2140 (popcount_loc_descriptor): Likewise.
2141 (bswap_loc_descriptor): Likewise.
2142 (rotate_loc_descriptor): Likewise.
2143 (mem_loc_descriptor): Likewise.
2144 (loc_descriptor): Likewise.
2146 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2148 * common.opt (fdiagnostics-parseable-fixits): New option.
2149 * diagnostic.c: Include "selftest.h".
2150 (print_escaped_string): New function.
2151 (print_parseable_fixits): New function.
2152 (diagnostic_report_diagnostic): Call print_parseable_fixits.
2153 (selftest::assert_print_escaped_string): New function.
2154 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
2155 (selftest::test_print_escaped_string): New function.
2156 (selftest::test_print_parseable_fixits_none): New function.
2157 (selftest::test_print_parseable_fixits_insert): New function.
2158 (selftest::test_print_parseable_fixits_remove): New function.
2159 (selftest::test_print_parseable_fixits_replace): New function.
2160 (selftest::diagnostic_c_tests): New function.
2161 * diagnostic.h (struct diagnostic_context): Add field
2162 "parseable_fixits_p".
2163 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2164 -fdiagnostics-parseable-fixits.
2165 (-fdiagnostics-parseable-fixits): New option.
2166 * opts.c (common_handle_option): Handle
2167 -fdiagnostics-parseable-fixits.
2168 * selftest-run-tests.c (selftest::run_tests): Call
2169 selftest::diagnostic_c_tests.
2170 * selftest.h (selftest::diagnostic_c_tests): New prototype.
2172 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
2174 PR tree-optimization/71488
2175 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
2176 comparison of boolean vectors.
2177 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
2178 of boolean vectors using bitwise operations.
2180 2016-06-22 Andreas Schwab <schwab@suse.de>
2182 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
2185 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
2187 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
2189 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
2191 * config/i386/i386.c (print_reg): Emit an error message on attempt to
2194 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2196 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
2197 * config/arm/arm-cores.def (cortex-a73): New entry.
2198 (cortex-a73.cortex-a35): Likewise.
2199 (cortex-a73.cortex-a53): Likewise.
2200 * config/arm/arm-tables.opt: Regenerate.
2201 * config/arm/arm-tune.md: Likewise.
2202 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
2203 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2204 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
2205 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2206 * doc/invoke.texi (ARM Options): Document cortex-a73,
2207 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
2209 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2211 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
2212 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
2213 (cortex-a73.cortex-a35): Likewise.
2214 (cortex-a73.cortex-a53): Likewise.
2215 * config/aarch64/aarch64-tune.md: Regenerate.
2216 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
2217 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
2220 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2222 * configure.ac (gcc_cv_as_compress_debug): Remove
2223 --compress-debug-sections as extra as switch.
2224 Handle gas --compress-debug-sections=type.
2225 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
2226 Handle gld --compress-debug-sections=type.
2227 * configure: Regenerate.
2229 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
2231 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
2233 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
2235 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
2236 (do_rewrite): likewise.
2238 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2240 * common/config/mep/mep-common.c: Remove.
2241 * config.gcc: Remove mep-* support.
2242 * config/mep/constraints.md: Remove.
2243 * config/mep/default.h: Remove.
2244 * config/mep/intrinsics.h: Remove.
2245 * config/mep/intrinsics.md: Remove.
2246 * config/mep/ivc2-template.h: Remove.
2247 * config/mep/mep-c5.cpu: Remove.
2248 * config/mep/mep-core.cpu: Remove.
2249 * config/mep/mep-default.cpu: Remove.
2250 * config/mep/mep-ext-cop.cpu: Remove.
2251 * config/mep/mep-intrin.h: Remove.
2252 * config/mep/mep-ivc2.cpu: Remove.
2253 * config/mep/mep-pragma.c: Remove.
2254 * config/mep/mep-protos.h: Remove.
2255 * config/mep/mep.c: Remove.
2256 * config/mep/mep.cpu: Remove.
2257 * config/mep/mep.h: Remove.
2258 * config/mep/mep.md: Remove.
2259 * config/mep/mep.opt: Remove.
2260 * config/mep/predicates.md: Remove.
2261 * config/mep/t-mep: Remove.
2262 * doc/install.texi: Remove mep-* documentation.
2263 * doc/md.texi: Likewise.
2265 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2267 * config.gcc: Remove support for avr-rtems.
2268 * config/avr/gen-avr-mmcu-specs.c: Likewise.
2269 * config/avr/rtems.h: Remove.
2270 * config/avr/t-rtems: Remove.
2272 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2274 * config.gcc: Remove m32r-rtems support.
2275 * config/m32r/rtems.h: Remove.
2277 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2279 * config.gcc: Remove h8300-rtems support.
2280 * config/h8300/rtems.h: Remove.
2281 * config/h8300/t-rtems: Remove.
2283 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2285 * config.gcc: Remove support for knetbsd.
2286 * configure.ac: Likewise.
2287 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
2288 * config/knetbsd-gnu.h: Remove.
2289 * configure: Regenerate.
2291 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2293 * config.gcc: Remove support for openbsd 2 and 3.
2294 * config/openbsd-oldgas.h: Remove.
2296 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2298 * config.gcc: Remove interix support.
2299 * config/i386/i386-interix.h: Remove.
2300 * config/i386/interix.opt: Remove.
2301 * config/i386/t-interix: Remove.
2302 * configure: Regenerate.
2303 * configure.ac: Remove interix support.
2304 * doc/install.texi: Remove interix documentation.
2306 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2308 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2309 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2312 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2314 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
2315 they are both PLACEHOLDER_EXPRs.
2317 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2319 * stor-layout.c (layout_type): Move setting complex MODE to
2320 layout_type, instead of setting it ahead of time by the caller.
2321 * tree.c (build_complex_type): Likewise.
2323 2016-06-21 Martin Liska <mliska@suse.cz>
2325 * predict.c (force_edge_cold): Replace imposisble with
2328 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2330 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
2331 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
2333 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2335 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
2337 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
2338 Ilya Enkovich <ilya.enkovich@intel.com>
2341 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2342 New member function to convert V1TImode register to SUBREG
2343 TImode in debug insn.
2344 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
2345 after changing register mode to V1TImode.
2347 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
2349 * config/aarch64/aarch64-cores.def (vulcan): New core.
2350 * config/aarch64/aarch64-tune.md: Regenerate.
2351 * doc/invoke.texi: Document vulcan as an available option.
2353 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2355 * cse.c (canon_asm_operands): New function extracted from...
2356 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
2357 either standalone or member of a PARALLEL.
2359 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2362 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
2363 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
2364 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
2366 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2369 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
2370 constant addresses if can_create_pseudo_p.
2372 2016-06-21 Jakub Jelinek <jakub@redhat.com>
2374 PR tree-optimization/71588
2375 * tree-ssa-strlen.c (valid_builtin_call): New function.
2376 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
2379 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2382 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
2383 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
2384 for conversion of scalar user var to complex type and use the
2385 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
2388 PR rtl-optimization/71591
2389 * toplev.c (toplev::run_self_tests): If no_backend, complain and
2390 don't run any tests.
2392 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
2395 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
2396 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
2397 space for PIC with non-v32 and the common non-PIC "jump".
2399 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2402 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2403 returned values and add UN*/LTGT/*ORDERED cases with values matching
2404 D operand modifier on vcmp for AVX.
2406 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2408 * config/aarch64/aarch64.opt
2409 (mpc-relative-literal-loads): Rename internal option name.
2410 * config/aarch64/aarch64.c
2411 (aarch64_nopcrelative_literal_loads): Rename to
2412 aarch64_pcrelative_literal_loads.
2413 (aarch64_expand_mov_immediate): Likewise.
2414 (aarch64_secondary_reload): Likewise.
2415 (aarch64_can_use_per_function_literal_pools_p): Likewise.
2416 (aarch64_override_options_after_change_1): Rename and simplify logic.
2417 (aarch64_classify_symbol): Merge large model checks into switch,
2418 remove pc-relative load check.
2420 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2422 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
2423 costs relative to the cost of a register move.
2425 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2427 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
2428 (vcvt_n_f64_u64): Likewise.
2429 (vcvt_n_s64_f64): Likewise.
2430 (vcvt_n_u64_f64): Likewise.
2431 (vcvt_f64_s64): Likewise.
2432 (vrecpe_f64): Likewise.
2433 (vcvt_f64_u64): Likewise.
2434 (vrecps_f64): Likewise.
2436 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2438 * config/aarch64/aarch64.md
2439 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
2441 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
2443 * config/aarch64/aarch64-builtins.c
2444 (aarch64_types_binop_uss_qualifiers): Delete.
2445 (TYPES_BINOP_USS): Likewise.
2446 (aarch64_types_binop_sus_qualifiers): Likewise.
2447 (TYPES_BINOP_SUS): Likewise.
2448 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
2449 (TYPES_FCVTIMM_SUS): Likewise.
2450 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
2452 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
2453 (fcvtzs): Use SHIFTIMM rather than BINOP.
2454 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2456 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2458 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
2459 costs relative to the cost of a register move.
2461 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2463 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
2464 Allow scalar/single vector modes to be tieable.
2466 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2468 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2470 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2472 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
2474 * tree.h (TYPE_ALIGN): Likewise.
2476 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2479 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2481 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2483 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2484 literal" build warnings.
2485 (avr_print_operand_address): Dito.
2487 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2490 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2491 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2493 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2495 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2497 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2500 * reload1.c (reload): Pass 0 to finish_spills when called because
2501 update_eliminables_and_spill returns true and remove did_spill.
2502 (finish_spills): Adjust comment and document GLOBAL parameter.
2504 2016-06-17 DJ Delorie <dj@redhat.com>
2507 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2508 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2509 (umulqihi3_virt): Likewise.
2510 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2511 (umulqihi3_real): Likewise.
2513 2016-06-17 Martin Liska <mliska@suse.cz>
2515 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2517 2016-06-17 Martin Liska <mliska@suse.cz>
2519 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2521 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2523 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2525 (vaddq_f32): Likewise.
2526 (vmul_f32): Likewise.
2527 (vmulq_f32): Likewise.
2528 (vsub_f32): Likewise.
2529 (vsubq_f32): Likewise.
2531 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2533 PR tree-optimization/71347
2534 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2535 cost for all uses in group.
2537 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2539 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2540 insert gimple seq if it's not empty.
2542 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2544 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2546 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2548 (comp_dr_with_seg_len_pair): Ditto.
2549 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2550 struct dr_with_seg_len_pair against DR_OFFSET.
2551 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2554 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2556 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2558 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2560 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2561 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2562 (pa_output_millicode_call): Likewise.
2563 (pa_output_call): Likewise.
2564 (pa_output_indirect_call): Likewise.
2565 (pa_asm_output_mi_thunk): Likewise.
2567 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2569 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2571 2016-06-16 Martin Liska <mliska@suse.cz>
2573 * predict.c (combine_predictions_for_insn): When we find a first
2574 match predictor, we should consider just predictors with
2575 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2576 DS theory predictor.
2577 (combine_predictions_for_bb): Likewise.
2579 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2581 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2582 with base of reference to struct.
2584 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2586 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2588 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2591 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2592 progmem_swtable_section.
2593 (progmem_swtable_section): Remove.
2594 (avr_asm_function_rodata_section): Remove.
2595 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2596 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2598 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2600 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2601 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2602 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2603 signature_CENTAUR_ebx.
2604 * config/i386/i386.c (ix86_option_override_internal): Add
2605 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2606 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2607 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2609 2016-06-16 Martin Liska <mliska@suse.cz>
2611 * predict.def: Add fortran loop preheader predictor.
2612 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2613 fold IFN_BUILTIN_EXPECT with a known constant argument.
2615 2016-06-16 Martin Liska <mliska@suse.cz>
2617 * predict.def: Add 'Fortran' to display text of all
2618 PRED_FORTRAN_* predictors.
2620 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2623 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2624 [IA64_BUILTIN_NANSQ]: Ditto.
2625 (ia64_fold_builtin): New function.
2626 (TARGET_FOLD_BUILTIN): New define.
2627 (ia64_init_builtins) Declare const_string_type node.
2628 Add __builtin_nanq and __builtin_nansq builtin functions.
2629 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2631 2016-06-16 Nick Clifton <nickc@redhat.com>
2633 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2634 MSP430_HWMULT_ prefix to enum values.
2635 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2636 * config/msp430/msp430.c: Update use of enum values.
2637 * config/msp430/msp430.md: Likewise.
2638 * config/msp430/msp430.opt: Likewise.
2640 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2642 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2643 of comparsions in the last iteration.
2645 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2646 Joern Rennecke <joern.rennecke@embecosm.com>
2648 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2650 (arc_needs_pcl_p): Add GOTOFFPC.
2651 (arc_legitimate_pic_addr_p): Likewise.
2652 (arc_output_pic_addr_const): Likewise.
2653 (arc_legitimize_pic_address): Generate a pc-relative address using
2655 (arc_output_libcall): Use @pcl syntax.
2656 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2657 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2658 (*movsi_insn): Use @pcl syntax.
2659 (doloop_begin_i): Likewise.
2661 2016-06-16 Martin Liska <mliska@suse.cz>
2663 * predict.def: Define a new predictor.
2665 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2667 * config/arc/arc.opt (mtp-regno): Update text.
2669 2016-06-16 Renlin Li <renlin.li@arm.com>
2671 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2673 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2676 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2677 (setcc + and peephole2): Likewise.
2679 PR rtl-optimization/71532
2680 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2683 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2685 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2686 DImode constants with XXSPLTIB in vector registers.
2687 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2688 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2689 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2690 extraction of the element at the top of the register as a scalar
2692 (vsx_extract_<mode>_internal1): Likewise.
2693 (vsx_extract_<mode>_internal2): Likewise.
2694 * config/rs6000/constraints.md (wi constraint): Remove a comment
2695 about DImode not being allowed in Altivec registers.
2696 (wB constraint): New constraint for constants that can be
2697 generated in Altivec registers with VSPLTISW/VUPKHSW.
2698 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2700 (xxspltib_constant_nosplit): Likewise.
2701 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2702 support for -mupper-regs-di to enable DImode to go into Altivec
2704 (POWERPC_MASKS): Likewise.
2705 (power7 cpu): Likewise.
2706 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2707 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2708 for DImode being allowed in Altivec registers. Update wi/wj
2709 constraints. Set scalar_in_vmx_p flag.
2710 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2711 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2712 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2713 (rs6000_opt_masks): Add -mupper-regs-di.
2714 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2715 direct move to use wi and not wj.
2717 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2719 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2720 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2721 any VSX register, instead of just Altivec registers, to allow
2722 either operand to be an Altivec register or both.
2723 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2724 (movdi_internal32): Add support for -mupper-regs-di. Add support
2725 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2726 the alternatives and attributes to be lined up to be easier to
2728 (movdi_internal64): Likewise.
2729 (64-bit DImode splitters): Change predicates to only split loading
2730 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2731 load constants in ISA 3.0 or ISA 2.07 respectively.
2732 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2733 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2734 mention -mcpu=power9 sets these options.
2735 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2738 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2741 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2742 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2743 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2744 by default to warn misspelled interrupt/ signal handler.
2745 * doc/invoke.texi (AVR Options): Document it. Update description
2746 for -nodevicelib option.
2748 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2750 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2751 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2752 (aarch64_<sur>shll2_n<mode>): Likewise.
2754 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2757 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2758 DECL_CONTEXT for copied arguments.
2760 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2762 PR tree-optimization/71483
2763 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2766 2016-06-15 Martin Liska <mliska@suse.cz>
2768 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2769 instead of predict_edge w/o a probability.
2771 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2773 PR tree-optimization/71439
2774 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2777 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2779 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2780 register subregs in SET_SRC.
2782 2016-06-15 Richard Biener <rguenther@suse.de>
2784 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2787 2016-06-15 Richard Biener <rguenther@suse.de>
2789 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2790 not consider dependences between accesses that belong to the
2792 (vect_analyze_data_ref_dependences): Do not analyze read-read
2793 or self-dependences.
2795 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2797 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2799 (find_closest_identifier): Reimplement in terms of
2800 best_match<tree,tree>.
2801 * spellcheck-tree.h: New file.
2802 * spellcheck.c (struct edit_distance_traits<const char *>): New
2804 (find_closest_string): Reimplement in terms of
2805 best_match<const char *, const char *>.
2806 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2807 overload to spellcheck-tree.h.
2808 (find_closest_identifier): Likewise.
2809 (struct edit_distance_traits<T>): New template.
2810 (class best_match): New class.
2812 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2814 * selftest-run-tests.c (selftest::run_tests): Call
2815 selftest::spellcheck_tree_c_tests.
2816 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2817 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2818 (selftest::test_find_closest_identifier): New function.
2819 (selftest::spellcheck_tree_c_tests): New function.
2820 * spellcheck.c (selftest::test_find_closest_string): Verify that
2821 the order of the vec does not affect the results for this case.
2822 (selftest::test_data): New array.
2823 (selftest::test_metric_conditions): New function.
2824 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2825 Call selftest::test_metric_conditions.
2827 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2829 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2830 (BU_P9_MISC_1): Likewise.
2831 (BU_P9_64BIT_MISC_0): Likewise.
2832 (BU_P9_MISC_0): Likewise.
2834 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2836 * gcc-rich-location.c
2837 (gcc_rich_location::add_fixit_misspelled_id): New method.
2838 * gcc-rich-location.h
2839 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2841 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2843 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2844 FreeBSD 11 and above.
2846 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2848 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2850 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2852 * expmed.h: Close parenthesis in "at your option" in copyright
2854 * lower-subreg.h: Likewise.
2856 2016-06-14 Richard Biener <rguenther@suse.de>
2859 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2862 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2864 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2866 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2868 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2870 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2871 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2873 2016-06-14 Richard Biener <rguenther@suse.de>
2875 PR tree-optimization/71522
2876 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2877 copying into float copying.
2879 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2881 PR tree-optimization/71520
2882 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2883 (replace_block_by): Move user labels from bb1 to bb2.
2885 2016-06-14 Richard Biener <rguenther@suse.de>
2889 * expr.h (get_bit_range): Declare.
2890 * expr.c (get_bit_range): Export.
2891 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2892 word_mode again to constrain the bitfield access.
2894 2016-06-14 Richard Biener <rguenther@suse.de>
2896 PR tree-optimization/71521
2897 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2898 division int_const_binop against zero divisor.
2900 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2902 * config/i386/i386.md (signbittf2): New expander.
2903 * config/i386/sse.md (ptesttf2): New insn pattern.
2905 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2908 * input.c (selftest::test_reading_source_line): Avoid reading from
2909 __FILE__ by creating a tempfile with known content and reading
2912 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2914 * pretty-print.c (assert_pp_format_colored): Skip the test if
2916 (test_pp_format): Remove comment about GCC_COLORS.
2918 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2920 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2921 * pretty-print.c (assert_pp_format_va): Add location param and use
2922 it with ASSERT_STREQ_AT.
2923 (assert_pp_format): Add location param and pass it to
2924 assert_pp_format_va.
2925 (assert_pp_format_colored): Likewise.
2926 (ASSERT_PP_FORMAT_1): New.
2927 (ASSERT_PP_FORMAT_2): New.
2928 (ASSERT_PP_FORMAT_3): New.
2929 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2930 explicitly, or implicitly via the above macros.
2931 * selftest.c (selftest::pass): Use a selftest::location rather
2933 (selftest::fail): Likewise. Print the function name.
2934 (selftest::fail_formatted): Likewise.
2935 (selftest::assert_streq): Use a selftest::location rather than
2937 * selftest.h (selftest::location): New struct.
2938 (SELFTEST_LOCATION): New macro.
2939 (selftest::pass): Accept a const location & rather than file
2941 (selftest::fail): Likewise.
2942 (selftest::fail_formatted): Likewise.
2943 (selftest::assert_streq): Likewise.
2944 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2945 (ASSERT_FALSE): Likewise.
2946 (ASSERT_EQ): Likewise.
2947 (ASSERT_NE): Likewise.
2948 (ASSERT_STREQ): Likewise.
2949 (ASSERT_PRED1): Likewise.
2950 (ASSERT_STREQ_AT): New macro.
2952 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2954 * selftest.c (selftest::fail_formatted): New function.
2955 (selftest::assert_streq): New function.
2956 * selftest.h (selftests::fail_formatted): New decl.
2957 (selftest::assert_streq): New decl.
2958 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2960 2016-06-13 Jeff Law <law@redhat.com>
2962 PR tree-optimization/71403
2963 * tree-ssa-threadbackward.c
2964 (convert_and_register_jump_thread_path): No longer accept reference
2965 to path. Do not pop items off the path anymore.
2966 (fsm_find_control_statement_thread_paths): Do not allow threading
2967 to a deeper loop nest. Pop the last item off the path here rather
2968 than in convert_and_register_jump_thread_path.
2970 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2971 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2973 [AArch64] Emit division using the Newton series
2975 * config/aarch64/aarch64-protos.h
2976 (cpu_approx_modes): Add new member "division".
2977 (aarch64_emit_approx_div): Declare new function.
2978 * config/aarch64/aarch64.c
2979 (generic_approx_modes): New member "division".
2980 (exynosm1_approx_modes): Likewise.
2981 (xgene1_approx_modes): Likewise.
2982 (aarch64_emit_approx_div): Define new function.
2983 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2984 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2985 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2986 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2988 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2989 Wilco Dijkstra <wilco.dijkstra@arm.com>
2991 [AArch64] Emit square root using the Newton series
2993 * config/aarch64/aarch64-protos.h
2994 (aarch64_emit_approx_rsqrt): Replace with new function
2995 "aarch64_emit_approx_sqrt".
2996 (cpu_approx_modes): New member "sqrt".
2997 * config/aarch64/aarch64.c
2998 (generic_approx_modes): New member "sqrt".
2999 (exynosm1_approx_modes): Likewise.
3000 (xgene1_approx_modes): Likewise.
3001 (aarch64_emit_approx_rsqrt): Replace with new function
3002 "aarch64_emit_approx_sqrt".
3003 (aarch64_override_options_after_change_1): Handle new option.
3004 * config/aarch64/aarch64-simd.md
3005 (rsqrt<mode>2): Use new function instead.
3006 (sqrt<mode>2): New expansion and insn definitions.
3007 * config/aarch64/aarch64.md: Likewise.
3008 * config/aarch64/aarch64.opt
3009 (mlow-precision-sqrt): Add new option description.
3010 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
3012 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3014 [AArch64] Add more choices for the reciprocal square root approximation
3016 Allow a target to prefer such operation depending on the operation mode.
3018 * config/aarch64/aarch64-protos.h
3019 (AARCH64_APPROX_MODE): New macro.
3020 (AARCH64_APPROX_{NONE,ALL}): Likewise.
3021 (cpu_approx_modes): New structure.
3022 (tune_params): New member "approx_modes".
3023 * config/aarch64/aarch64-tuning-flags.def
3024 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
3025 * config/aarch64/aarch64.c
3026 (generic_approx_modes): New core "cpu_approx_modes" structure.
3027 (exynosm1_approx_modes): Likewise.
3028 (xgene1_approx_modes): Likewise.
3029 (generic_tunings): New member "approx_modes".
3030 (cortexa35_tunings): Likewise.
3031 (cortexa53_tunings): Likewise.
3032 (cortexa57_tunings): Likewise.
3033 (cortexa72_tunings): Likewise.
3034 (exynosm1_tunings): Likewise.
3035 (thunderx_tunings): Likewise.
3036 (xgene1_tunings): Likewise.
3037 (use_rsqrt_p): New argument for the mode and use new member from
3039 (aarch64_builtin_reciprocal): Devise mode from builtin.
3040 (aarch64_optab_supported_p): New argument for the mode.
3041 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
3043 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3045 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
3046 RS6000_BTM_MODULO flag into the set of flags that are considered
3047 to be part of the common configuration.
3049 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3051 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
3052 difference unsigned.
3053 (vec_absdb): New macro for vector absolute difference unsigned
3055 (vec_absdh): New macro for vector absolute difference unsigned
3057 (vec_absdw): New macro for vector absolute difference unsigned word.
3058 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
3059 (vadu<mode>3): New insn.
3060 (*p9_vadu<mode>3): New insn.
3061 * config/rs6000/rs6000-builtin.def (vadub): New built-in
3063 (vaduh): New built-in definition.
3064 (vaduw): New built-in definition.
3065 (vadu): New overloaded built-in definition.
3066 (vadub): New overloaded built-in definition.
3067 (vaduh): New overloaded built-in definition.
3068 (vaduw): New overloaded built-in definition.
3069 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3070 overloaded vector absolute difference unsigned functions.
3071 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3072 the ISA 3.0 vector absolute difference unsigned built-in functions.
3074 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
3076 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
3077 update shared_lookup_references only once after changing operands.
3079 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
3082 * tree-nested.c (convert_nonlocal_omp_clauses)
3083 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
3085 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
3086 * tree.def (CASE_LABEL_EXPR): Likewise.
3088 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3091 * input.c (test_builtins): Fix an assertion.
3093 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3095 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
3098 (isinf<mode>2): Ditto.
3100 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3102 * ggc-tests.c (test_finalization): Only test need_finalization_p
3103 for GCC_VERSION >= 4003.
3105 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3107 * config/s390/vecintrin.h: Fix file description in comment.
3109 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3111 * config/s390/s390-builtin-types.def: Change builtin type naming
3112 scheme to match builtin-types.def.
3114 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
3116 * fold-const.c (optimize_minmax_comparison): Remove.
3117 (fold_comparison): Remove call to the above.
3118 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
3119 New transformations.
3121 2016-06-13 Alan Hayward <alan.hayward@arm.com>
3123 PR tree-optimization/71416
3124 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
3127 2016-06-13 Martin Liska <mliska@suse.cz>
3129 * predict.c (enum predictor_reason): Prefix enum with REASON_.
3130 (combine_predictions_for_insn): Likewise.
3131 (prune_predictions_for_bb): Likewise.
3132 (combine_predictions_for_bb): Likewise.
3134 2016-06-13 Richard Biener <rguenther@suse.de>
3136 PR tree-optimization/71505
3137 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
3138 assert match comment.
3140 2016-06-13 Marek Polacek <polacek@redhat.com>
3143 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
3144 gimplify_switch_expr.
3145 (warn_switch_unreachable_r): New function.
3147 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3150 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3153 2016-06-13 Richard Biener <rguenther@suse.de>
3156 * fold-const.c (fold_unary_loc): Preserve alignment when
3157 folding a VIEW_CONVERT_EXPR into a MEM_REF.
3159 2016-06-13 Martin Liska <mliska@suse.cz>
3162 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
3163 w/ -fsanitize=bounds.
3165 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3167 * config/i386/i386.c (ix86_init_builtins): Calculate
3168 FLOAT128_FTYPE_CONST_STRING function type only once.
3169 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
3170 built-in functions are available for x86-32 and x86-64 targets.
3172 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3175 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
3177 (FLOAT128_FTYPE_CONST_STRING): New function type.
3178 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
3179 [IX86_BUILTIN_NANSQ]: Ditto.
3180 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3181 (ix86_init_builtin_types): Declare const_string_type_node.
3182 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
3184 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3185 * doc/extend.texi (x86 Built-in Functions): Document
3186 __builtin_nanq and __builtin_nansq.
3188 2016-06-11 Jiong Wang <jiong.wang@arm.com>
3191 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
3192 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
3193 length for pop patterns.
3194 (arm_attr_length_push_multi): Update comments.
3195 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
3197 (*pop_multiple_with_writeback_and_return): Likewise.
3198 (*pop_multiple_with_return): Likewise.
3200 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
3203 * fold-const.c (optimize_bit_field_compare): Don't try to use
3204 word_mode unconditionally for reading the bit field, look at
3205 DECL_BIT_FIELD_REPRESENTATIVE instead.
3207 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3210 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
3211 vector integer type.
3213 2016-06-10 Jakub Jelinek <jakub@redhat.com>
3216 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
3217 without LABEL_DECL, set *handled_ops_p to false instead of true.
3219 2016-06-10 Martin Sebor <msebor@redhat.com>
3222 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
3223 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
3224 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
3226 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
3227 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
3228 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
3229 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
3230 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
3231 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
3232 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
3233 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
3235 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3237 * config/arm/arm.h (pool_vector_label,
3238 return_used_this_function): Remove.
3240 2016-06-10 Jeff Law <law@redhat.com>
3242 PR tree-optimization/71335
3243 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
3244 zero length paths here.
3245 (convert_and_register_jump_thread_path): Remove hacks related to
3246 duplicated blocks in the jump thread path.
3247 (fsm_find_control_statement_thread_paths): Avoid putting the same
3248 block on the thread path twice, but ensure the thread path is
3249 unchanged from the caller's point of view.
3251 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3253 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
3254 * predict.def (PRED_LOOP_BRANCH): Remove.
3256 2016-06-10 David Malcolm <dmalcolm@redhat.com>
3258 * Makefile.in (OBJS): Add ggc-tests.o.
3259 (GTFILES): Add ggc-tests.c.
3260 * ggc-tests.c: New file.
3261 * selftest-run-tests.c (selftest::run_tests): Call
3262 selftest::ggc_tests_c_tests.
3263 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
3265 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
3267 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
3269 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
3272 * varasm.c (place_block_symbol): Adjust alignment for asan protected
3273 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
3275 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3277 * profile.c: Include cfgloop.h.
3278 (branch_prob): Compute estimated number of iterations.
3279 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
3280 recompute estimate number of iterations from profile.
3282 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3285 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
3286 must be grouped on top of stack. Don't force early clobber
3287 on ordinary reg outputs.
3289 2016-06-10 Richard Biener <rguenther@suse.de>
3291 * targhooks.c (default_builtin_vectorization_cost): Adjust
3294 2016-06-10 Richard Biener <rguenther@suse.de>
3296 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
3297 to fold the RHS to a constant if possible.
3299 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
3302 * tree-nested.c (convert_nonlocal_omp_clauses)
3303 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
3304 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
3305 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
3307 * gimplify.c (gimplify_adjust_omp_clauses): Discard
3309 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
3311 * omp-low.c (scan_sharing_clauses): Don't expect
3314 2016-06-10 Alan Hayward <alan.hayward@arm.com>
3316 PR tree-optimization/71407
3317 PR tree-optimization/71416
3318 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
3321 2016-06-10 Richard Biener <rguenther@suse.de>
3324 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
3326 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
3328 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
3330 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
3331 Jiong Wang <jiong.wang@arm.com>
3333 PR rtl-optimization/70751
3334 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
3335 spilled into memory.
3337 2016-06-09 Jonathan Yong <10walls@gmail.com>
3340 2015-09-21 Jonathan Yong <10walls@gmail.com>
3342 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
3343 sysroot/usr/lib/32api for additional win32 libraries,
3344 fixes failing Cygwin bootstrapping.
3346 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
3348 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
3351 2016-06-09 David Malcolm <dmalcolm@redhat.com>
3354 * pretty-print.c (pp_indent): Specify that %p is printed in a
3355 host-dependent manner.
3356 (test_pp_format): Remove the test for %p.
3358 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
3360 * config/mips/mips.c (mips_output_jump): Fix formatting.
3362 2016-06-09 Richard Biener <rguenther@suse.de>
3364 PR tree-optimization/71462
3365 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
3368 2016-06-09 Martin Liska <mliska@suse.cz>
3370 * predict.c (dump_prediction): Add new argument.
3371 (enum predictor_reason): New enum.
3372 (struct predictor_hash): New struct.
3373 (predictor_hash::hash): New function.
3374 (predictor_hash::equal): Likewise.
3375 (not_removed_prediction_p): New function.
3376 (prune_predictions_for_bb): Likewise.
3377 (combine_predictions_for_bb): Prune predictions.
3379 2016-06-09 Martin Liska <mliska@suse.cz>
3381 * predict.c (filter_predictions): New function.
3382 (remove_predictions_associated_with_edge): Use the filter
3384 (equal_edge_p): New function.
3386 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
3388 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
3389 Correct usage of @samp vs @option, add @samp where appropriate.
3390 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
3391 Add armv6s-m and document it, as it is no official ARM name.
3393 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3395 * ifcvt.c (struct noce_if_info): Add transform_name field.
3396 (noce_try_move): Set if_info->transform_name to the function name.
3397 (noce_try_ifelse_collapse): Likewise.
3398 (noce_try_store_flag): Likewise.
3399 (noce_try_inverse_constants): Likewise.
3400 (noce_try_store_flag_constants): Likewise.
3401 (noce_try_addcc): Likewise.
3402 (noce_try_store_flag_mask): Likewise.
3403 (noce_try_cmove): Likewise.
3404 (noce_try_cmove_arith): Likewise.
3405 (noce_try_minmax): Likewise.
3406 (noce_try_abs): Likewise.
3407 (noce_try_sign_mask): Likewise.
3408 (noce_try_bitop): Likewise.
3409 (noce_convert_multiple_sets): Likewise.
3410 (noce_process_if_block): Print if_info->transform_name to
3411 dump_file if transformation succeeded.
3413 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3415 * config/arm/cortex-a57.md (cortex_a57_alu):
3418 2016-06-08 Martin Sebor <msebor@redhat.com>
3419 Jakub Jelinek <jakub@redhat.com>
3423 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
3424 BUILT_IN_MUL_OVERFLOW_P): New builtins.
3425 * builtins.c: Include gimple-fold.h.
3426 (fold_builtin_arith_overflow): Handle
3427 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
3428 (fold_builtin_3): Likewise.
3429 * doc/extend.texi (Integer Overflow Builtins): Document
3430 __builtin_{add,sub,mul}_overflow_p.
3432 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3434 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3435 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3437 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
3439 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
3440 Rewrite, looking one level down for records and arrays.
3442 2016-06-08 David Malcolm <dmalcolm@redhat.com>
3444 * pretty-print.c: Include "selftest.h".
3445 (pp_format): Fix comment.
3446 (identifier_to_locale): Likewise.
3447 (selftest::test_basic_printing): New function.
3448 (selftest::assert_pp_format): New function.
3449 (selftest::test_pp_format): New function.
3450 (selftest::pretty_print_c_tests): New function.
3451 * selftest-run-tests.c (selftest::run_tests): Call
3452 selftest::pretty_print_c_tests.
3453 * selftest.h (pretty_print_c_tests): New declaration.
3455 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3457 * invoke.texi (max-loop-headers-insns): Document.
3458 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
3459 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
3460 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
3462 2016-06-08 Richard Biener <rguenther@suse.de>
3464 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
3465 on strided SLP loads and fall back to scalar loads in case
3466 we can't chunk them.
3468 2016-06-08 Richard Biener <rguenther@suse.de>
3470 PR tree-optimization/71452
3471 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
3472 type used for the SSA rewrite has enough precision to cover
3473 the dynamic type of the location.
3475 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3476 Richard Biener <rguenther@suse.de>
3479 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3480 the same as DECL_P (base0) for indirect_base0. Use equality_code
3481 in one further place.
3483 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3485 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3486 to one word if the field is known to overlap other words.
3487 (extract_bit_field_1): Likewise.
3488 (store_split_bit_field): Remove compensating code.
3489 (extract_split_bit_field): Likewise.
3491 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3495 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3497 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3499 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3501 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3502 (arch64_addpv4sf): Delete.
3503 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3504 "gen_aarch64_addpv4sf".
3505 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3507 (vpadds_f32): Likewise.
3508 (vpaddq_f32): Likewise.
3509 (vpaddq_f64): Likewise.
3511 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3513 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3515 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3516 to VALLF. Rename to "fabd<mode>3".
3517 "*fabd_scalar<mode>3): Delete.
3518 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3520 (vabdd_f64): Likewise.
3521 (vabd_f32): Likewise.
3522 (vabd_f64): Likewise.
3523 (vabdq_f32): Likewise.
3524 (vabdq_f64): Likewise.
3526 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3528 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3530 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3531 "aarch64_rsqrts<mode>".
3532 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3533 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3535 (vrsqrtsd_f64): Likewise.
3536 (vrsqrts_f32): Likewise.
3537 (vrsqrts_f64): Likewise.
3538 (vrsqrtsq_f32): Likewise.
3539 (vrsqrtsq_f64): Likewise.
3541 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3543 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3545 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3546 "aarch64_rsqrte<mode>".
3547 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3548 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3550 (vrsqrted_f64): Likewise.
3551 (vrsqrte_f32): Likewise.
3552 (vrsqrte_f64): Likewise.
3553 (vrsqrteq_f32): Likewise.
3554 (vrsqrteq_f64): Likewise.
3556 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3558 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3562 * config/aarch64/aarch64-simd.md
3563 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3564 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3565 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3567 (vcvt_n_f32_u32): Likewise.
3568 (vcvt_n_s32_f32): Likewise.
3569 (vcvt_n_u32_f32): Likewise.
3570 (vcvtq_n_f32_s32): Likewise.
3571 (vcvtq_n_f32_u32): Likewise.
3572 (vcvtq_n_f64_s64): Likewise.
3573 (vcvtq_n_f64_u64): Likewise.
3574 (vcvtq_n_s32_f32): Likewise.
3575 (vcvtq_n_s64_f64): Likewise.
3576 (vcvtq_n_u32_f32): Likewise.
3577 (vcvtq_n_u64_f64): Likewise.
3578 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3579 (VSDQ_SDI): Likewise.
3580 (fcvt_target): Support V4DI, V4SI and V2SI.
3581 (FCVT_TARGET): Likewise.
3583 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3585 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3586 (TYPES_BINOP_SUS): Likewise.
3587 (aarch64_simd_builtin_data): Update include file name.
3588 (aarch64_builtins): Likewise.
3589 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3590 for conversion between scalar float-point and fixed-point.
3594 * config/aarch64/aarch64.md
3595 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3596 pattern for conversion between scalar float to fixed-pointer.
3597 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3598 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3599 (UNSPEC_FCVTZU): Likewise.
3600 (UNSPEC_SCVTF): Likewise.
3601 (UNSPEC_UCVTF): Likewise.
3602 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3604 (vcvtd_n_f64_u64): Likewise.
3605 (vcvtd_n_s64_f64): Likewise.
3606 (vcvtd_n_u64_f64): Likewise.
3607 (vcvtd_n_f32_s32): Likewise.
3608 (vcvts_n_f32_u32): Likewise.
3609 (vcvtd_n_s32_f32): Likewise.
3610 (vcvts_n_u32_f32): Likewise.
3611 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3613 (FCVT_TARGET): Likewise.
3614 (FCVT_FIXED2F): New iterator.
3615 (FCVT_F2FIXED): Likewise.
3616 (fcvt_fixed_insn): New define_int_attr.
3618 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3620 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3621 some statements was removed.
3623 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3625 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3626 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3627 (vect_can_advance_ivs_p): likewise.
3628 (vect_update_ivs_after_vectorizer): likewise.
3629 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3630 (vect_analyze_scalar_cycles_1): likewise.
3631 (vect_analyze_loop_operations): likewise.
3632 (report_vect_op): likewise.
3633 (vect_is_slp_reduction): likewise.
3634 (vect_is_simple_reduction): likewise.
3635 (get_initial_def_for_induction): likewise.
3636 (vect_transform_loop): likewise.
3637 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3638 (vect_recog_sad_pattern): likewise.
3639 (vect_recog_widen_sum_pattern): likewise.
3640 (vect_recog_widening_pattern): likewise.
3641 (vect_recog_divmod_pattern): likewise.
3642 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3643 (vect_analyze_slp_instance): likewise.
3644 (vect_transform_slp_perm_load): likewise.
3645 (vect_schedule_slp_instance): likewise.
3647 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3649 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3650 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3651 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3652 (PRED_LOOP_BRANCH): Document predictor as broken.
3653 (PRED_LOOP_EXIT): Change hitrate 91->92.
3654 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3655 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3656 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3657 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3658 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3659 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3660 (PRED_CALL): Chane hitrate 71->67.
3661 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3662 (PRED_GOTO): Document as unused right now.
3663 (PRED_CONST_RETURN): Change hitrate 67->69
3664 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3665 (PRED_NULL_RETURN): Change hitrate 91->90.
3666 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3667 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3668 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3670 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3672 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3673 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3674 special case Altivec builtin.
3675 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3676 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3677 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3678 code for ALTIVEC_BUILTIN_VEC_MUL.
3679 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3680 for __builtin_vec_mul.
3682 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3684 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3687 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3689 * spellcheck.c (selftest::test_find_closest_string): New function.
3690 (spellcheck_c_tests): Call the above.
3692 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3694 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3696 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3698 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3699 Yv=Yv,C alternatives.
3701 2016-06-07 Richard Biener <rguenther@suse.de>
3704 * common.opt (ffast-math): Make Optimization.
3706 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3707 Prachi Godbole <prachi.godbole@imgtec.com>
3709 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3710 `fabs' and `fneg' type attributes.
3711 (p5600_fpu_fabs): Add `fmove' to the comment.
3713 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3715 * gimple.c: Include builtins.h
3716 (gimple_inexpensive_call_p): New function.
3717 * gimple.h (gimple_inexpensive_call_p): Declare.
3718 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3719 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3722 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3724 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3725 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3726 warning_at_rich_loc, warning_n, pedwarn, permerror,
3727 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3728 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3731 2016-06-07 Richard Biener <rguenther@suse.de>
3733 PR tree-optimization/71428
3734 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3735 BIT_FIELD_REF op vs. load.
3737 2016-06-07 Richard Biener <rguenther@suse.de>
3740 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3743 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3745 * config/pa/pa.md (call): Generate indirect long calls to non-local
3746 functions on TARGET_64BIT.
3747 (call_value): Likewise.
3749 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3751 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3752 pattern and subsequent splitters.
3753 (call_val_reg_64bit_post_reload): Likewise.
3755 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3758 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3759 propagate_op_to_single_use.
3761 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3764 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3766 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3768 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3769 (enum x86_dirflag_state): New enum.
3770 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3771 (machine_function): Remove needs_cld.
3772 (ix86_current_function_needs_cld): Remove.
3773 * config/i386/i386.c (ix86_set_func_type): Set
3774 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3775 (ix86_expand_prologue): Do not emit CLD here.
3776 (ix86_dirflag_mode_needed): New function.
3777 (ix86_dirflag_mode_entry): Ditto.
3778 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3779 (ix86_mode_after): Ditto.
3780 (ix86_mode_entry): Ditto.
3781 (ix86_mode_exit): Ditto.
3782 (ix86_emit_mode_set): Ditto.
3783 * config/i386/i386.md (strmov_singleop): Set
3784 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3785 Do not set ix86_current_function_needs_cld.
3787 (strset_singleop): Ditto.
3789 (cmpstrnqi_nz_1): Ditto.
3790 (cmpstrnqi_1): Ditto.
3791 (strlenqi_1): Ditto.
3793 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3795 PR tree-optimization/71259
3796 * tree-vect-slp.c (vect_get_constant_vectors): For
3797 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3798 one for constant op, and use COND_EXPR for non-constant.
3800 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3802 * Makefile.in (OBJS): Add function-tests.o,
3803 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3804 selftest-run-tests.o.
3805 (OBJS-libcommon): Add selftest.o.
3806 (OBJS-libcommon-target): Add selftest.o.
3807 (all.internal): Add "selftest".
3808 (all.cross): Likewise.
3809 (selftest): New phony target.
3810 (s-selftest): New target.
3811 (selftest-gdb): New phony target.
3812 (COLLECT2_OBJS): Add selftest.o.
3813 * bitmap.c: Include "selftest.h".
3814 (selftest::test_gc_alloc): New function.
3815 (selftest::test_set_range): New function.
3816 (selftest::test_clear_bit_in_middle): New function.
3817 (selftest::test_copying): New function.
3818 (selftest::test_bitmap_single_bit_set_p): New function.
3819 (selftest::bitmap_c_tests): New function.
3820 * common.opt (fself-test): New.
3821 * diagnostic-show-locus.c: Include "selftest.h".
3822 (make_range): New function.
3823 (test_range_contains_point_for_single_point): New function.
3824 (test_range_contains_point_for_single_line): New function.
3825 (test_range_contains_point_for_multiple_lines): New function.
3826 (assert_eq): New function.
3827 (test_get_line_width_without_trailing_whitespace): New function.
3828 (selftest::diagnostic_show_locus_c_tests): New function.
3829 * et-forest.c: Include "selftest.h".
3830 (selftest::test_single_node): New function.
3831 (selftest::test_simple_tree): New function.
3832 (selftest::test_disconnected_nodes): New function.
3833 (selftest::et_forest_c_tests): New function.
3834 * fold-const.c: Include "selftest.h".
3835 (selftest::assert_binop_folds_to_const): New function.
3836 (selftest::assert_binop_folds_to_nonlvalue): New function.
3837 (selftest::test_arithmetic_folding): New function.
3838 (selftest::fold_const_c_tests): New function.
3839 * function-tests.c: New file.
3840 * gimple.c: Include "selftest.h".
3841 Include "gimple-pretty-print.h".
3842 (selftest::verify_gimple_pp): New function.
3843 (selftest::test_assign_single): New function.
3844 (selftest::test_assign_binop): New function.
3845 (selftest::test_nop_stmt): New function.
3846 (selftest::test_return_stmt): New function.
3847 (selftest::test_return_without_value): New function.
3848 (selftest::gimple_c_tests): New function.
3849 * hash-map-tests.c: New file.
3850 * hash-set-tests.c: New file.
3851 * input.c: Include "selftest.h".
3852 (selftest::assert_loceq): New function.
3853 (selftest::test_accessing_ordinary_linemaps): New function.
3854 (selftest::test_unknown_location): New function.
3855 (selftest::test_builtins): New function.
3856 (selftest::test_reading_source_line): New function.
3857 (selftest::input_c_tests): New function.
3858 * rtl-tests.c: New file.
3859 * selftest-run-tests.c: New file.
3860 * selftest.c: New file.
3861 * selftest.h: New file.
3862 * spellcheck.c: Include "selftest.h".
3863 (selftest::levenshtein_distance_unit_test_oneway): New function,
3864 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3865 (selftest::levenshtein_distance_unit_test): Likewise.
3866 (selftest::spellcheck_c_tests): Likewise.
3867 * toplev.c: Include selftest.h.
3868 (toplev::run_self_tests): New.
3869 (toplev::main): Handle -fself-test.
3870 * toplev.h (toplev::run_self_tests): New.
3871 * tree.c: Include "selftest.h".
3872 (selftest::test_integer_constants): New function.
3873 (selftest::test_identifiers): New function.
3874 (selftest::test_labels): New function.
3875 (selftest::tree_c_tests): New function.
3876 * tree-cfg.c: Include "selftest.h".
3877 (selftest::push_fndecl): New function.
3878 (selftest::test_linear_chain): New function.
3879 (selftest::test_diamond): New function.
3880 (selftest::test_fully_connected): New function.
3881 (selftest::tree_cfg_c_tests): New function.
3882 * vec.c: Include "selftest.h".
3883 (selftest::safe_push_range): New function.
3884 (selftest::test_quick_push): New function.
3885 (selftest::test_safe_push): New function.
3886 (selftest::test_truncate): New function.
3887 (selftest::test_safe_grow_cleared): New function.
3888 (selftest::test_pop): New function.
3889 (selftest::test_safe_insert): New function.
3890 (selftest::test_ordered_remove): New function.
3891 (selftest::test_unordered_remove): New function.
3892 (selftest::test_block_remove): New function.
3893 (selftest::reverse_cmp): New function.
3894 (selftest::test_qsort): New function.
3895 (selftest::vec_c_tests): New function.c.
3896 * wide-int.cc: Include selftest.h and wide-int-print.h.
3897 (selftest::from_int <wide_int>): New function.
3898 (selftest::from_int <offset_int>): New function.
3899 (selftest::from_int <widest_int>): New function.
3900 (selftest::assert_deceq): New function.
3901 (selftest::assert_hexeq): New function.
3902 (selftest::test_printing <VALUE_TYPE>): New function template.
3903 (selftest::test_ops <VALUE_TYPE>): New function template.
3904 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3905 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3907 (selftest::wide_int_cc_tests): New function.
3909 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3912 * ifcvt.c (noce_try_ifelse_collapse): New function.
3914 (noce_process_if_block): Call noce_try_ifelse_collapse.
3915 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3916 (simplify_ternary_operation): Use the above to simplify
3917 conditional CLZ/CTZ expressions.
3919 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3922 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3923 define_insn_and_split.
3925 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3928 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3930 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3933 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3934 Implicitly clobber memory for basic asm with non-empty assembler
3935 string. Use targetm.md_asm_adjust also here.
3936 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3937 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3938 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3939 non-empty assembler string.
3940 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3941 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3942 (decode_asm_operands): Handle basic asm in PARALLEL block.
3943 (extract_insn): Handle basic asm in PARALLEL block.
3944 * doc/extend.texi: Mention new behavior of basic asm.
3945 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3946 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3947 branch_needs_nop_p): Use asm_noperands.
3949 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3951 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3952 Include the M7 SPARC DFA scheduler.
3953 New attribute v3pipe.
3954 Annotate insns with v3pipe where appropriate.
3955 Define cpu_feature vis4.
3956 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3957 Add (V8QI "8") to vbits.
3958 Add insns {add,sub}v8qi3
3959 Add insns ss{add,sub}v8qi3
3960 Add insns us{add,sub}{v8qi,v4hi}3
3961 Add insns {min,max}{v8qi,v4hi,v2si}3
3962 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3963 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3964 * config/sparc/niagara4.md: Add a comment explaining the
3965 discrepancy between the documented latenty numbers and the
3967 * config/sparc/niagara7.md: New file.
3968 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3969 supports SPARC5 and VIS 4.0 instructions.
3970 * configure: Regenerate.
3971 * config.in: Likewise.
3972 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3973 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3974 TARGET_CPU_niagara7.
3975 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3976 (CPP_CPU_SPEC): Handle niagara7.
3977 (ASM_CPU_SPEC): Likewise.
3978 * config/sparc/sparc-opts.h (processor_type): Add
3980 (mvis4): New option.
3981 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3982 (AS_NIAGARA7_FLAG): Define.
3983 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3984 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3985 (CPP_CPU_SPEC): Handle niagara7.
3986 (ASM_CPU_SPEC): Likewise.
3987 * config/sparc/sparc.c (niagara7_costs): Define.
3988 (sparc_option_override): Handle niagara7 and adjust cache-related
3989 parameters with better values for niagara cpus. Also support VIS4.
3990 (sparc32_initialize_trampoline): Likewise.
3991 (sparc_use_sched_lookahead): Likewise.
3992 (sparc_issue_rate): Likewise.
3993 (sparc_register_move_cost): Likewise.
3994 (dump_target_flag_bits): Support VIS4.
3995 (sparc_vis_init_builtins): Likewise.
3996 (sparc_builtins): Likewise.
3997 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3999 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
4001 * config/sparc/sparc.opt (sparc_processor_type): New value
4003 * config/sparc/visintrin.h (__attribute__): Prototypes for the
4005 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
4007 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
4010 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
4012 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
4014 2016-06-06 Richard Biener <rguenther@suse.de>
4016 PR tree-optimization/71398
4017 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
4020 2016-06-05 James Bowman <james.bowman@ftdichip.com>
4022 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
4023 ft32_expand_prolog, ft32_expand_epilogue):
4024 Handle pretend_args.
4025 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
4026 * config/ft32/ft32.md: Add pretend_returner.
4028 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
4031 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4032 Copy op1 RTX to avoid invalid sharing.
4033 (ix86_expand_vector_move_misalign): Ditto.
4035 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
4037 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
4040 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4042 * predict.c (predicted_by_loop_heuristics_p): New function.
4043 (predict_iv_comparison): Use it.
4044 (predict_loops): Walk from innermost loops; do not predict edges
4045 leaving multiple loops multiple times; implement
4046 PRED_LOOP_ITERATIONS_MAX heuristics.
4047 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
4049 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4051 * cfg.c (check_bb_profile): Do not report mismatched profiles when
4052 only edges out of BB are EH edges.
4054 2016-06-04 Martin Sebor <msebor@redhat.com>
4055 Marcin Baczyński <marbacz@gmail.com>
4058 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
4059 a void expression in a void function.
4061 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4063 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
4064 aux; dump reasons of decisions.
4065 (should_duplicate_loop_header_p): Likewise.
4066 (do_while_loop_p): Likewise.
4067 (ch_base::copy_headers): Dump asi num insns duplicated.
4069 2016-06-04 Jakub Jelinek <jakub@redhat.com>
4071 PR tree-optimization/71405
4072 * tree-ssa.c (execute_update_addresses_taken): For clobber with
4073 incompatible type, build a new clobber with the right type instead
4074 of building a VIEW_CONVERT_EXPR around it.
4076 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4078 PR tree-optimization/52171
4079 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
4080 by_pieces_ninsns instead of move_by_pieces_ninsns.
4082 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4084 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
4085 for reg+reg addressing mode.
4087 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4089 * rs6000-c.c (c/c-tree.h): Add #include.
4090 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
4091 in C++ when found in the base position of vec_ld or vec_st.
4093 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4095 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
4096 use of profile unless profile status is PROFILE_READ.
4097 * profile.c (compute_branch_probabilities): Set profile status
4098 only after reporting predictor hitrates.
4100 2016-06-03 Joseph Myers <joseph@codesourcery.com>
4104 * common.opt (ffp-int-builtin-inexact): New option.
4105 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
4106 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
4107 (ceil@var{m}2): Document dependence on this option.
4108 * ipa-inline-transform.c (inline_call): Handle
4109 flag_fp_int_builtin_inexact.
4110 * ipa-inline.c (can_inline_edge_p): Likewise.
4111 * config/i386/i386.md (rintxf2): Do not test
4112 flag_unsafe_math_optimizations.
4113 (rint<mode>2_frndint): New define_insn.
4114 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
4115 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
4116 for 387 instead of extending and truncating.
4117 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
4118 !flag_trapping_math instead of flag_unsafe_math_optimizations.
4119 Change to frndint<mode>2_<rounding>.
4120 (frndintxf2_<rounding>_i387): Likewise. Change to
4121 frndint<mode>2_<rounding>_i387.
4122 (<rounding_insn>xf2): Likewise.
4123 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
4124 !flag_trapping_math instead of flag_unsafe_math_optimizations for
4125 x87. Test TARGET_ROUND || !flag_trapping_math ||
4126 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
4127 SSE. Use ROUND_NO_EXC in constant operand of
4128 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
4129 for 387 instead of extending and truncating.
4131 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
4132 Julia Koval <julia.koval@intel.com>
4144 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
4145 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
4146 all registers, except for function return registers if there are
4147 no caller-saved registers.
4148 (ix86_set_func_type): New function.
4149 (ix86_set_current_function): Call ix86_set_func_type to set
4150 no_caller_saved_registers and func_type. Call reinit_regs if
4151 caller-saved registers are changed. Don't allow MPX, SSE, MMX
4152 nor x87 instructions in interrupt handler nor function with
4153 no_caller_saved_registers attribute.
4154 (ix86_function_ok_for_sibcall): Return false if there are no
4155 caller-saved registers.
4156 (type_natural_mode): Don't warn ABI change for MMX in interrupt
4158 (ix86_function_arg_advance): Skip for callee in interrupt handler.
4159 (ix86_function_arg): Return special arguments in interrupt handler.
4160 (ix86_promote_function_mode): Promote pointer to word_mode only
4161 for normal functions.
4162 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
4164 (ix86_epilogue_uses): New function.
4165 (ix86_hard_regno_scratch_ok): Likewise.
4166 (ix86_save_reg): Preserve all registers in interrupt handler
4167 after reload. Preserve all registers, except for function return
4168 registers, if there are no caller-saved registers after reload.
4169 (find_drap_reg): Always use callee-saved register if there are
4170 no caller-saved registers.
4171 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
4172 for interrupt handler.
4173 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
4174 Emit cld instruction if stringops are used in interrupt handler
4175 or interrupt handler isn't a leaf function.
4176 (ix86_expand_epilogue): Generate interrupt return for interrupt
4177 handler and pop the 'ERROR_CODE' off the stack before interrupt
4178 return in exception handler.
4179 (ix86_expand_call): Disallow calling interrupt handler directly.
4180 If there are no caller-saved registers, mark all registers that
4181 are clobbered by the call which returns as clobbered.
4182 (ix86_handle_no_caller_saved_registers_attribute): New function.
4183 (ix86_handle_interrupt_attribute): Likewise.
4184 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
4186 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
4187 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
4188 accumulation in interrupt function if stack may be realigned to
4190 (EPILOGUE_USES): New.
4191 (function_type): New enum.
4192 (machine_function): Add func_type and no_caller_saved_registers.
4193 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
4194 (interrupt_return): New pattern.
4195 * doc/extend.texi: Document x86 interrupt and
4196 no_caller_saved_registers attributes.
4198 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
4200 PR tree-optimization/52171
4201 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
4202 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
4203 Look for constant strings. Move some code to emit_block_cmp_hints
4205 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
4206 * defaults.h (COMPARE_MAX_PIECES): New macro.
4207 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
4208 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
4209 (clear_by_pieces_1): Don't declare. Move definition before use.
4210 (can_do_by_pieces): New static function.
4211 (can_move_by_pieces): Use it. Return bool.
4212 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
4213 OP. All callers changed. Handle COMPARE_BY_PIECES.
4214 (class pieces_addr); New.
4215 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
4216 pieces_addr::adjust, pieces_addr::increment_address,
4217 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
4219 (class op_by_pieces_d): New.
4220 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
4222 (class move_by_pieces_d, class compare_by_pieces_d,
4223 class store_by_pieces_d): New subclasses of op_by_pieces_d.
4224 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
4225 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
4226 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
4227 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
4228 compare_by_pieces_d::finish_mode): New member functions.
4229 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
4231 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
4232 (emit_block_cmp_hints): New function.
4233 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
4234 use the newly defined classes.
4235 * expr.h (by_pieces_constfn): New typedef.
4236 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
4237 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
4238 (move_by_pieces_ninsns): Don't declare.
4239 (can_move_by_pieces): Change return value to bool.
4240 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
4241 (compare_by_pieces_branch_ratio): New hook.
4242 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
4243 (by_pieces_ninsns): Declare.
4244 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
4246 (default_compare_by_pieces_branch_ratio): New function.
4247 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
4248 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
4249 * doc/tm.texi: Regenerate.
4250 * tree-ssa-strlen.c: Include "builtins.h".
4251 (handle_builtin_memcmp): New static function.
4252 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
4253 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
4255 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4257 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
4258 relevant stmts which are simple and invariant.
4259 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
4260 instead of simple and invariant
4262 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4264 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
4265 (vectorizable_reduction): Check for new relevant state.
4266 (vectorizable_live_operation): vectorize live stmts using
4267 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
4268 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
4269 (vect_stmt_relevant_p): Check for stmts which are only used live.
4270 (process_use): Use of a stmt does not inherit it's live value.
4271 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
4272 (vect_analyze_stmt): Check for new relevant state.
4273 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
4274 outside the loop, but not inside it.
4276 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4278 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
4279 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
4280 (vect_get_vec_def_for_operand): Split out code.
4282 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
4284 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
4286 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4288 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
4290 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4292 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
4294 2016-06-03 Jakub Jelinek <jakub@redhat.com>
4297 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
4298 to noreturn e->callee->decl that has void return type and void
4299 arguments, adjust gimple_call_fntype and remove lhs even if it had
4300 previously addressable type.
4302 2016-06-02 Jeff Law <law@redhat.com>
4304 PR tree-optimization/71328
4305 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
4306 error when checking for a jump back onto the copied path.
4308 2016-06-02 David Malcolm <dmalcolm@redhat.com>
4310 * config/microblaze/microblaze.c (get_branch_target): Add return
4311 NULL_RTX for the non-CALL_P case.
4312 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
4313 (insert_wic): Remove unused local "j".
4315 2016-06-02 Martin Liska <mliska@suse.cz>
4317 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
4319 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
4320 Julia Koval <julia.koval@intel.com>
4322 * function.c (assign_parm_setup_stack): Force source into a
4324 * target.def (function_incoming_arg): Update documentation to
4325 allow arbitrary address computation based on hard register.
4326 * doc/tm.texi: Regenerated.
4328 2016-06-02 Martin Liska <mliska@suse.cz>
4330 * predict.c (combine_predictions_for_bb): Fix first match in
4331 cases where a first predictor contains more than one occurence
4332 in list of predictors. Take the best value in such case.
4334 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4336 PR rtl-optimization/71295
4337 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
4338 offset would go over the size of the inner mode reject it.
4340 2016-06-02 Jakub Jelinek <jakub@redhat.com>
4342 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
4343 x=x,x and v=v,m instead of x=x,m.
4345 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
4346 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
4347 alternative to v=rm,C.
4349 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
4350 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
4351 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
4352 instead of vex for the last two above mentioned alternatives.
4354 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4357 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
4359 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
4361 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
4363 2016-06-01 David Malcolm <dmalcolm@redhat.com>
4365 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
4366 from int to unsigned.
4368 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4370 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
4371 alternatives, eliminating preferred register class. Add support
4372 for the MTVSRDD instruction in ISA 3.0.
4373 (vsx_splat_v4si_internal): Use splat_input_operand instead of
4374 reg_or_indexed_operand.
4375 (vsx_splat_v4sf_internal): Likewise.
4377 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4380 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
4381 for loading up all 0's or all 1's.
4383 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
4385 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
4387 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
4389 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
4391 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
4392 * gcc.c (set_source_date_epoch_envvar): New function, sets
4393 the SOURCE_DATE_EPOCH environment variable to the current time.
4395 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4397 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
4398 the factor for live Phi nodes.
4400 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4402 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
4403 * tree-parloops.c (parallelize_loops): likewise.
4404 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
4405 tree_unswitch_outer_loop): likewise.
4407 2016-06-01 Jakub Jelinek <jakub@redhat.com>
4410 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
4411 around creation of the temporary.
4413 2016-06-01 Richard Biener <rguenther@suse.de>
4415 PR tree-optimization/71366
4416 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
4417 (unloop_loops): Move removing edges here ...
4418 (try_unroll_loop_completely): ... from here.
4419 (try_peel_loop): ... and here.
4420 (tree_unroll_loops_completely_1): Track parent loops via
4421 bitmap of header BBs.
4422 (tree_unroll_loops_completely): Adjust for that.
4424 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4426 * config/rs6000/altivec.h (vec_slv): New macro.
4427 (vec_srv): New macro.
4428 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
4429 (UNSPEC_VSRV): New value.
4432 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
4433 (vsrv): New builtin definition.
4434 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
4435 define argument types for new builtin.
4436 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
4438 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
4441 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
4442 Jocelyn Mayer <l_indien@magic.fr>
4445 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
4446 detect processor family for signature_CENTAUR_ebx.
4447 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
4448 signature_CENTAUR_ebx.
4449 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
4450 <default>: Pass x86-64 for has_longmode.
4452 2016-06-01 Nathan Sidwell <nathan@acm.org>
4454 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
4457 2016-06-01 Richard Biener <rguenther@suse.de>
4459 PR tree-optimization/71261
4460 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
4461 of stmts successfully put in the bool pattern. Remove
4462 single-use restriction.
4463 (adjust_bool_pattern_cast): Add cast at the use site via the
4464 pattern def sequence.
4465 (adjust_bool_pattern): Remove recursion, maintain a hash-map
4466 of patterned defs. Use the pattern def seqence instead of
4467 multiple independent patterns.
4468 (sort_after_uid): New qsort compare function.
4469 (adjust_bool_stmts): New function to process stmts in the bool
4470 pattern in IL order.
4471 (vect_recog_bool_pattern): Adjust.
4472 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
4473 (ifcvt_walk_pattern_tree): Likewise.
4474 (stmt_is_root_of_bool_pattern): Likewise.
4475 (ifcvt_repair_bool_pattern): Likewise.
4476 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
4478 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4480 * loop-unroll.c (decide_unroll_constant_iterations,
4481 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4482 likely upper bounds.
4483 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4485 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4487 * tree-core.h (enum omp_clause_code): Remove
4488 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4490 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4492 * config/arm/sync.md (arm_store_exclusive<mode>):
4493 Use 'H' output modifier on operands[2] rather than creating a new
4494 entry in out-of-bounds memory of the operands array.
4495 (arm_store_release_exclusivedi): Likewise.
4497 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4499 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4500 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4501 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4502 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4504 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4506 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4507 into account live statements for mask producers.
4509 2016-06-01 Richard Biener <rguenther@suse.de>
4511 PR tree-optimization/71311
4512 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4513 restrict to non-INTEGER_CST @0.
4515 2016-06-01 Richard Biener <rguenther@suse.de>
4517 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4518 (relational patterns): Use :c to avoid pattern duplications.
4520 2016-06-01 Richard Biener <rguenther@suse.de>
4522 * genmatch.c (comparison_code_p): New predicate.
4523 (swap_tree_comparison): New function.
4524 (commutate): Add for_vec parameter to append new for entries.
4525 Support commutating relational operators by swapping it alongside
4527 (lower_commutative): Adjust.
4528 (dt_simplify::gen): Do not pass artificial operators to gen
4530 (decision_tree::gen): Do not add artificial operators as parameters.
4531 (parser::parse_expr): Verify operator commutativity when :c is
4532 applied. Allow :C to override this.
4533 * match.pd: Adjust patterns to use :C instead of :c where required.
4535 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4537 PR tree-optimization/71077
4538 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4539 the combining step, use boolean_false_node and boolean_true_node
4540 as the designated false/true return values.
4542 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4544 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4545 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4546 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4549 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4551 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4552 of flags impliying the register renaming.
4553 * toplev.c (process_options): Do not imply flag_rename_registers with
4556 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4558 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4559 default implementation.
4561 2016-05-31 Nathan Sidwell <nathan@acm.org>
4563 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4565 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4567 * config/sh/constraints.md (b): Remove constraint.
4568 * config/sh/predicates.md (arith_reg_operand): Remove
4570 * config/sh/sh-modes.def (PDI): Remove.
4571 * config/sh/sh.c (sh_target_reg_class,
4572 sh_optimize_target_register_callee_saved): Remove functions.
4573 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4574 (sh_expand_epilogue): Update comment.
4575 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4576 sh_secondary_reload): Remove TARGET_REGS related code.
4577 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4578 TARGET_REGISTER_P): Remove macros.
4579 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4580 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4581 TR1_REG, TR2_REG): Remove constants.
4582 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4584 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4586 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4587 define_expand patterns.
4588 (adddi3_compact): Rename to adddi3.
4589 (subdi3_compact): Rename to subdi3.
4590 (*negdi2): Rename to negdi2.
4591 (*abs<mode>2): Rename to abs<mode>2.
4593 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4595 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4596 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4597 (atomic_sub_fetchsi): ... this new pattern.
4598 (mvtc): Add CC_REG clobber.
4600 2016-05-31 Marek Polacek <polacek@redhat.com>
4602 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4604 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4606 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4607 aarch64_fusion_enabled_p to check for fusion capabilities.
4609 2016-05-31 Richard Biener <rguenther@suse.de>
4611 PR tree-optimization/71352
4612 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4613 minus one and a negate.
4615 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4617 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4618 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4620 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4621 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4622 Remove use of aarch64_simd_attr_length_move, set length attribute
4624 (*aarch64_be_movoi): Likewise.
4625 (*aarch64_be_movci): Likewise.
4626 (*aarch64_be_movxi): Likewise.
4628 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4630 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4631 It no longer does that.
4632 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4634 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4636 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4637 attribute __unused__.
4639 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4641 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4642 * config/arm/arm.c (arm_arch_thumb1): Define.
4643 (arm_option_override): Initialize arm_arch_thumb1.
4644 * config/arm/arm.h (arm_arch_thumb1): Declare.
4645 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4646 support Thumb-1 ISA.
4648 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4651 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4652 `Yv' for scalar operand.
4654 2016-05-31 Tom de Vries <tom@codesourcery.com>
4656 PR tree-optimization/69068
4657 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4658 phis with more than two args.
4660 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4662 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4663 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4666 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4668 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4670 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4672 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4673 cpu_32, cpu_64, tune_32 and tune_64.
4674 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4676 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4678 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4680 2016-05-30 Andi Kleen <ak@linux.intel.com>
4682 * auto-profile.c (read_profile): Replace asserts with errors
4683 when file does not exist.
4684 * gcov-io.c (gcov_read_words): Dito.
4686 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4688 * tree-cfg.c (print_loop): Print likely upper bounds.
4690 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4692 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4693 * opts.c (default_options): Enable peel loops at -O3.
4694 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4695 (try_peel_loop): Do not re-peel already peeled loops;
4696 use likely upper bounds; fix profile updating.
4697 (pass_complete_unroll::execute): Initialize peeled_loops.
4699 2016-05-30 Martin Liska <mliska@suse.cz>
4701 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4702 computed costs by frequency of BB they belong to.
4703 (get_scaled_computation_cost_at): New function.
4705 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4706 Marc Glisse <marc.glisse@inria.fr>
4708 PR tree-optimization/71289
4709 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4711 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4713 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4715 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4717 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4718 for peeled copies; avoid underflow when updating estimates; correctly
4721 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4723 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4724 r236875. Corrected oe3 to oe2 as obvious.
4726 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4730 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4731 that inserted stmt will not dominate stmts that defines its operand.
4732 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4733 (rewrite_expr_tree_parallel): Likewise.
4735 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4738 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4739 all fields including stmt_to_insert are swapped.
4741 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4743 * predict.h (force_edge_cold): Declare.
4744 * predict.c (force_edge_cold): New function.
4745 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4747 (canonicalize_loop_induction_variables): Fix formating.
4749 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4751 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4752 (visium_expand_copysign): Use gen_int_mode directly.
4753 (visium_compute_frame_size): Minor tweaks.
4755 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4757 * tree-vect-loop.c (vect_analyze_loop_2): Use
4758 likely_max_stmt_executions_int.
4760 2016-05-30 Tom de Vries <tom@codesourcery.com>
4762 PR tree-optimization/69067
4763 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4765 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4768 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4769 New peepholes to remove unneeded fild/fistp pairs.
4770 (define_peephole2 atomic_loaddi_fpu): Ditto.
4772 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4774 * predict.c (maybe_hot_frequency_p): Avoid division.
4776 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4778 * doc/install.texi: Use https for shop.fsf.org.
4780 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4782 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4783 likely_max_stmt_executions_int.
4785 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4787 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4788 likely_max_stmt_executions_int.
4790 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4792 * profile.c (compute_branch_probabilities): Do not report hitrates
4794 (branch_prob): Report hitrates here.
4795 * predict.c (gimple_predict_edge): Do not assert profile status;
4796 fix formatting issues.
4798 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4800 * predict.c (edge_predicted_by_p): New function.
4801 (predict_paths_for_bb): Do not put multiple predictions of the same type
4804 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4806 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4809 2016-05-28 Alan Modra <amodra@gmail.com>
4811 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4813 2016-05-28 Alan Modra <amodra@gmail.com>
4815 PR rtl-optimization/71275
4816 * ira.c (ira): Free dominance info.
4818 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4820 * doc/sourcebuild.texi: New address for upstream Go repository.
4822 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4824 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4825 (TARGET_ARM_V7M): Likewise.
4827 2016-05-26 Jeff Law <law@redhat.com>
4829 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4830 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4831 * passes.def: Add jump threading passes before DOM/VRP.
4832 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4833 argument to a basic block from an edge. Remove tests which are
4835 (pass_data_thread_jumps, class pass_thread_jumps): New.
4836 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4837 (make_pass_thread_jumps): Likewise.
4838 * tree-pass.h (make_pass_thread_jumps): Declare.
4840 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4842 * config/visium/visium-protos.h (split_double_move): Rename into...
4843 (visium_split_double_move): ...this.
4844 (visium_split_double_add): Declare.
4845 * config/visium/visium.c (split_double_move): Rename into...
4846 (visium_split_double_move): ...this.
4847 (visium_split_double_add): New function.
4848 (visium_expand_copysign): Renumber operands for consistency.
4849 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4850 (DFmode move splitter): Likewise.
4851 (*addi3_insn): Split by means of visium_split_double_add.
4852 (*adddi3_insn_flags): Delete.
4853 (*plus_plus_sltu<subst_arith>): New insn.
4854 (*subdi3_insn): Split by means of visium_split_double_add.
4855 (subdi3_insn_flags): Delete.
4856 (*minus_minus_sltu<subst_arith>): New insn.
4857 (*negdi2_insn): Split by means of visium_split_double_add.
4858 (*negdi2_insn_flags): Delete.
4860 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4862 * configure.ac: Treat a --with-headers option without argument
4863 the same as the default (i.e. consult sys-include directory).
4864 * configure: Regenerate.
4866 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4868 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4869 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4871 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4872 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4874 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4877 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4878 tree-stdarg analysis results.
4879 (aarch64_setup_incoming_varargs): Likewise.
4881 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4883 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4884 va_list_gpr_counter_field and va_list_fpr_counter_field.
4886 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4889 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4890 * config/aarch64/aarch64.c
4891 (aarch64_cannot_change_mode_class): Remove function.
4892 * config/aarch64/aarch64-protos.h
4893 (aarch64_cannot_change_mode_class): Remove.
4895 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4897 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4898 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4899 get_likely_max_loop_iterations_int): New.
4900 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4901 any_likely_upper_bound.
4902 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4904 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4905 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4907 (unroll_loop_constant_iterations): Likewise.
4908 (unroll_loop_runtime_iterations): Likewise.
4909 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4910 * lto-streamer-out.c (output_cfg): Likewise.
4911 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4913 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4914 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4915 (likely_max_loop_iterations): New.
4916 (likely_max_loop_iterations_int): New.
4917 (likely_max_stmt_executions): New.
4918 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4919 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4920 likely_max_stmt_executions): Declare.
4922 2016-05-27 Marek Polacek <polacek@redhat.com>
4925 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4927 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4929 * config/s390/s390.md (2x risbg splitters): Use
4930 reg_overlap_mentioned_p instead of rtx_equal_p.
4932 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4934 * combine.c (make_compound_operation): Take known zero bits into
4935 account when checking for possible zero_extend.
4937 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4939 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4940 Use const_int_operand for operand 2 predicate. Simplify expand code
4943 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4946 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4949 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4951 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4952 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4953 that returns CC_SESWPmode and CC_ZESWPmode.
4954 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4956 (aarch64_rtx_costs): Likewise.
4958 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4960 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4961 for ISA 3.0 min/max support.
4962 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4963 conditional move support.
4964 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4965 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4967 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4968 conditional moves where the comparison type is different from move
4970 (fp_minmax): New code iterator for smin/smax.
4971 (minmax): New code attributes for min/max.
4972 (SMINMAX): Likewise.
4973 (smax<mode>3): Combine min, max insns into one insn using the
4974 fp_minmax code iterator. Add support for ISA 3.0 min/max
4975 instructions that don't need -ffast-math.
4976 (s<minmax><mode>3): Likewise.
4977 (smax<mode>3_vsx): Likewise.
4978 (smin<mode>3): Likewise.
4979 (s<minmax><mode>3_vsx): Likewise.
4980 (smin<mode>3_vsx): Likewise.
4981 (pre-VSX min/max splitters): Likewise.
4982 (s<minmax><mode>3_fpr): Likewise.
4983 (movsfcc): Rewrite floating point conditional moves to combine
4984 SFmode/DFmode into a single insn.
4985 (mov<mode>cc): Likewise.
4986 (movdfcc): Likewise.
4987 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4988 SFDF2 iterators to handle all combinations.
4989 (fseldfsf4): Likewise.
4990 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4991 (fseldfdf4): Likewise.
4992 (fselsfdf4): Likewise.
4993 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4994 comparison instructions that set a 0/-1 mask, and use it for
4995 floating point conditional move via XXSEL.
4996 (fpmask<mode>): Likewise.
4997 (xxsel<mode>): Likewise.
4998 * config/rs6000/predicates.md (min_max_operator): Delete, no
5000 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
5001 instructions that generate a 0/-1 mask for use with XXSEL.
5002 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
5003 say whether floating point min/max is available, either through
5004 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
5005 (TARGET_MINMAX_DF): Likewise.
5007 2016-05-27 Alan Modra <amodra@gmail.com>
5009 PR rtl-optimization/71275
5010 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
5011 for update_equiv_regs and combine_and_move_insns.
5013 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
5015 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
5016 if_then_else or cond RTXes to calculate attribute value.
5017 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
5018 <attr "length_immediate>: Ditto.
5019 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
5020 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
5021 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
5022 <attr "type">: Ditto.
5023 <attr "prefix_data16">: Ditto.
5024 <attr "prefix_extra">: Ditto.
5025 <attr "length_immediate">: Ditto.
5026 <attr "prefix">: Ditto.
5027 (vec_set<mode>_0) <attr "isa">: Ditto.
5028 <attr "prefix_extra">: Ditto.
5029 <attr "length_immediate">: Ditto.
5030 <attr "prefix">: Ditto.
5031 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
5032 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
5033 (sse2_storelpd) <attr "prefix_data16">: Ditto.
5034 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
5035 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
5036 <attr "length_immediate">: Ditto.
5037 <attr "prefix">: Ditto.
5038 (sse2_movsd) <attr "length_immediate">: Ditto.
5039 <attr "prefix">: Ditto.
5040 (vec_concatv2df) <attr "isa">: Ditto.
5041 <attr "prefix">: Ditto.
5042 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
5043 (*vec_extractv2di_1) <attr "isa">: Ditto.
5044 <attr "type">: Ditto.
5045 <attr "length_immediate">: Ditto.
5046 <attr "prefix_rex">: Ditto.
5047 <attr "prefix_extra">: Ditto.
5048 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
5049 <attr "prefix_extra">: Ditto.
5050 <attr "length_immediate">: Ditto.
5051 (vec_concatv2di) <attr "isa">: Ditto.
5052 <attr "prefix_extra">: Ditto.
5053 <attr "length_immediate">: Ditto.
5054 <attr "prefix">: Ditto.
5056 2016-05-26 Martin Liska <mliska@suse.cz>
5058 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
5060 (operator+): Likewise.
5061 (operator-): Likewise.
5062 (comp_cost::operator+=): Likewise.
5063 (comp_cost::operator-=): Likewise.
5064 (comp_cost::operator/=): Likewise.
5065 (comp_cost::operator*=): Likewise.
5066 (operator<): Likewise.
5067 (operator==): Likewise.
5068 (operator<=): Likewise.
5070 (infinite_cost_p): Likewise.
5071 (add_costs): Likewise.
5072 (sub_costs): Likewise.
5073 (compare_costs): Likewise.
5074 (set_group_iv_cost): Use the newly introduced functions.
5075 (get_address_cost): Likewise.
5076 (get_shiftadd_cost): Likewise.
5077 (force_expr_to_var_cost): Likewise.
5078 (split_address_cost): Likewise.
5079 (ptr_difference_cost): Likewise.
5080 (difference_cost): Likewise.
5081 (get_computation_cost_at): Likewise.
5082 (determine_group_iv_cost_generic): Likewise.
5083 (determine_group_iv_cost_address): Likewise.
5084 (determine_group_iv_cost_cond): Likewise.
5085 (autoinc_possible_for_pair): Likewise.
5086 (determine_group_iv_costs): Likewise.
5087 (cheaper_cost_pair): Likewise.
5088 (iv_ca_recount_cost): Likewise.
5089 (iv_ca_set_no_cp): Likewise.
5090 (iv_ca_set_cp): Likewise.
5091 (iv_ca_cost): Likewise.
5092 (iv_ca_new): Likewise.
5093 (iv_ca_dump): Likewise.
5094 (iv_ca_narrow): Likewise.
5095 (iv_ca_prune): Likewise.
5096 (iv_ca_replace): Likewise.
5097 (try_add_cand_for): Likewise.
5098 (try_improve_iv_set): Likewise.
5099 (find_optimal_iv_set): Likewise.
5101 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
5103 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
5104 that internal functions will clobber all caller-saved registers.
5106 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5108 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
5109 Return a better case_values_threshold when optimizing.
5111 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5113 * config/aarch64/aarch64-simd.md (aarch64_combinez):
5114 Add ? to integer variant.
5115 (aarch64_combinez_be): Likewise.
5117 2016-05-26 Jakub Jelinek <jakub@redhat.com>
5119 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
5120 instead of x constraint.
5121 (vcvtps2ph256<mask_name>): Likewise.
5123 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
5124 alternative. Formatting fix.
5126 * config/i386/sse.md
5127 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
5129 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
5130 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
5131 maybe_evex prefix instead of vex.
5132 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
5133 EXT_REX_SSE_REG_P (op0) case in the splitter.
5135 2016-05-25 Jeff Law <law@redhat.com>
5137 PR tree-optimization/71272
5138 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
5139 Update comments. Add test for empty path.
5141 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
5143 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
5144 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
5145 special case builtin.
5146 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5147 code for ALTIVEC_BUILTIN_VEC_CMPNE.
5148 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5149 for __builtin_vec_cmpne.
5151 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
5153 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
5154 redundant test and bail out if the type of the new operand is not
5155 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
5157 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5159 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
5160 (x_ix86_target_flags_explicit): Remove.
5161 * config/i386/i386.c (ix86_function_specific_save): Do not copy
5162 x_ix86_target_flags_explicit.
5163 (ix86_function_specific_restore): Ditto.
5165 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5166 H.J. Lu <hongjiu.lu@intel.com>
5169 * common/config/i386/i386-common.c
5170 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
5171 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
5172 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
5173 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
5174 (-mgeneral-regs-only): Add new option.
5175 * config/i386/i386.c (ix86_option_override_internal): Don't enable
5176 x87 instructions if only general registers are allowed.
5177 (ix86_target_string): Add ix86_flags argument. Handle additional
5178 flags options through ix86_flags argument. Update all callers.
5179 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
5181 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5183 PR rtl-optimization/66940
5184 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
5185 decrementing desired_val will not overflow before performing these
5188 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
5190 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
5191 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
5192 * config/i386/i386.c (enum ix86_builtins): Add
5193 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
5194 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
5195 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
5196 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
5197 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
5198 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
5199 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
5200 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
5201 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
5202 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
5203 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
5204 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
5205 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
5206 __builtin_ia32_cvtps2dq512_mask.
5207 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
5208 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
5209 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
5210 * config/i386/sse.md
5211 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
5213 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
5214 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
5216 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
5217 (avx512f_vec_pack_sfix_v8df): New define_expand.
5218 (avx512f_roundpd512): Rename to ...
5219 (avx512f_round<castmode>512): ... this. Change iterator.
5220 (avx512f_roundps512_sfix): New define_expand.
5221 (round<mode>2_sfix): Change iterator.
5223 2016-05-25 Nick Clifton <nickc@redhat.com>
5225 * config/msp430/msp430.c (msp430_attr): Produce an error if a
5226 static interrupt handler is detected.
5227 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
5228 default linker script.
5229 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
5230 the low part of a symbolic pointer.
5232 2016-05-25 Richard Biener <rguenther@suse.de>
5234 PR tree-optimization/71261
5235 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
5236 interesting stmt instead of immediate uses when looking
5237 for the use operand to replace.
5239 2016-05-25 Martin Liska <mliska@suse.cz>
5241 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
5243 2016-05-25 Richard Biener <rguenther@suse.de>
5245 PR tree-optimization/71264
5246 * tree-vect-stmts.c (vect_init_vector): Properly deal with
5249 2016-05-25 Martin Liska <mliska@suse.cz>
5251 PR tree-optimization/71239
5252 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
5253 if DECL_SIZE is NULL.
5255 2016-05-25 Richard Biener <rguenther@suse.de>
5257 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
5258 * tree-if-conv.c (pass_data_if_conversion): Use it.
5260 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
5262 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
5263 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
5264 * varpool.c (varpool_node::get_availability): Likewise.
5266 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5268 * config/rs6000/altivec.md (VNEG iterator): New iterator for
5269 VNEGW/VNEGD instructions.
5270 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
5271 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
5272 support for ISA 3.0 VNEGW/VNEGD instructions.
5274 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
5276 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
5277 pointers inside OACC_DATA regions.
5278 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
5279 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
5280 (gimplify_adjust_omp_clauses): Fix typo in comment.
5282 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5284 * config/rs6000/altivec.md (VParity): New mode iterator for vector
5285 parity built-in functions.
5286 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
5288 (p9v_parity<mode>2): Likewise.
5289 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
5291 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
5292 (parity<mode>2): ISA 3.0 expander for vector parity.
5293 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
5295 (BU_P9_64BIT_MISC_0): Likewise.
5296 (BU_P9_MISC_0): Likewise.
5297 (BU_P9V_AV_1): Likewise.
5298 (BU_P9V_AV_2): Likewise.
5299 (BU_P9V_AV_3): Likewise.
5300 (BU_P9V_AV_P): Likewise.
5301 (BU_P9V_VSX_1): Likewise.
5302 (BU_P9V_OVERLOAD_1): Likewise.
5303 (BU_P9V_OVERLOAD_2): Likewise.
5304 (BU_P9V_OVERLOAD_3): Likewise.
5305 (VCTZB): Add vector count trailing zeros support.
5309 (VPRTYBD): Add vector parity support.
5310 (VPRTYBQ): Likewise.
5311 (VPRTYBW): Likewise.
5312 (VCTZ): Add overloaded vector count trailing zeros support.
5313 (VPRTYB): Add overloaded vector parity support.
5314 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5315 overloaded vector count trailing zeros and parity instructions.
5316 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
5317 vector parity support.
5318 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
5319 trailing zeros support.
5320 (vec_cntlz): Likewise.
5321 (vec_vctzb): Likewise.
5322 (vec_vctzd): Likewise.
5323 (vec_vctzh): Likewise.
5324 (vec_vctzw): Likewise.
5325 (vec_vprtyb): Add ISA 3.0 vector parity support.
5326 (vec_vprtybd): Likewise.
5327 (vec_vprtybw): Likewise.
5328 (vec_vprtybq): Likewise.
5329 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5330 the ISA 3.0 vector count trailing zeros and vector parity built-in
5333 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5335 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
5336 when there is stmt_to_insert.
5338 2016-05-24 Martin Sebor <msebor@redhat.com>
5341 * tree.h (complete_or_array_type_p): New inline function.
5343 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5345 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
5346 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
5347 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
5349 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
5350 Limit 1st alternative to noavx isa, split 2nd alternative into one
5351 noavx and one avx alternative, use *x and Bm in the former and
5352 x and m in the latter.
5354 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
5355 of sse4 for the first alternative, drop %v from the template
5356 and d operand modifier. Split second alternative into one sse4_noavx
5357 and one avx alternative, use *x instead of *v in the former and v
5358 instead of *v in the latter.
5359 (*sse4_1_extractps): Use noavx isa instead of * for the first
5360 alternative, drop %v from the template. Split second alternative into
5361 one noavx and one avx alternative, use *x instead of *v in the
5362 former and v instead of *v in the latter.
5363 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
5364 with noavx and the last one with avx.
5365 (sse4_1_phminposuw): Guard first alternative with noavx isa,
5366 split the second one into one noavx and one avx alternative,
5367 use *x and Bm in the former and x and m in the latter one.
5368 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
5371 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
5372 first two alternatives to noavx, use *x instead of *v in the second
5373 one, add avx alternative without *.
5374 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
5375 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
5376 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
5378 2016-05-24 Jeff Law <law@redhat.com>
5380 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
5381 New function, extracted from...
5382 (fsm_find_control_statement_thread_paths): Here. Use the new function.
5383 Allow simple copies and constant initializations in the SSA chain.
5385 2016-05-24 Marek Polacek <polacek@redhat.com>
5388 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
5391 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5394 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
5395 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
5396 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
5397 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
5398 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
5400 2016-05-24 Richard Biener <rguenther@suse.de>
5402 PR tree-optimization/71240
5403 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
5406 2016-05-24 Richard Biener <rguenther@suse.de>
5408 PR tree-optimization/71230
5409 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
5411 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5413 * tree-vectorizer.h (vectorizable_comparison): Delete.
5414 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
5415 PURE_SLP_STMT check.
5416 * tree-vect-stmts.c (vectorizable_call): Likewise.
5417 (vectorizable_simd_clone_call): Likewise.
5418 (vectorizable_conversion): Likewise.
5419 (vectorizable_assignment): Likewise.
5420 (vectorizable_shift): Likewise.
5421 (vectorizable_operation): Likewise.
5422 (vectorizable_load): Likewise.
5423 (vectorizable_condition): Likewise.
5424 (vectorizable_store): Likewise. Assert that we don't have
5426 (vectorizable_comparison): Make static. Remove redundant
5427 PURE_SLP_STMT check.
5428 (vect_transform_stmt): Assert that we always have an slp_node
5431 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5433 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
5434 operands[2] against 1 with comparison against CONST1_RTX.
5435 (<shift>di3_neon): Likewise.
5436 * config/arm/predicates.md (const0_operand): Replace with comparison
5439 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5441 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
5442 operands[2] against 1 with comparison against CONST1_RTX.
5443 (ashrdi3): Likewise.
5444 (lshrdi3): Likewise.
5445 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
5447 (ashrsi3): Likewise.
5448 (lshrsi3): Likewise.
5449 (rotrsi3): Likewise.
5450 (define_split above *compareqi_eq0): Likewise.
5451 (define_split above "prologue"): Likewise.
5452 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
5453 * config/arm/predicates.md (shift_operator): Likewise.
5454 (shift_nomul_operator): Likewise.
5455 (sat_shift_operator): Likewise.
5456 (thumb1_cmp_operand): Likewise.
5457 (const_neon_scalar_shift_amount_operand): Replace manual range
5458 check with IN_RANGE.
5459 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
5460 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
5462 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5464 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
5465 with HOST_WIDE_INT_1.
5467 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
5468 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
5469 (arm_canonicalize_comparison): Likewise.
5470 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
5472 (thumb1_size_rtx_costs): Likewise.
5473 (vfp_const_double_index): Replace cast of 1 to unsigned
5474 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5475 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
5477 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
5478 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5479 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
5480 HOST_WIDE_INT with HOST_WIDE_INT_1.
5482 2016-05-24 Marek Polacek <polacek@redhat.com>
5484 * tree-cfg.h (should_remove_lhs_p): New predicate.
5485 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5486 * gimplify.c (gimplify_modify_expr): Likewise.
5487 * tree-cfg.c (verify_gimple_call): Likewise.
5488 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5489 * gimple-fold.c: Include "tree-cfg.h".
5490 (gimple_fold_call): Use should_remove_lhs_p.
5492 2016-05-24 Richard Biener <rguenther@suse.de>
5494 PR tree-optimization/71253
5495 * cfganal.h (control_dependences): Make robust against edge
5497 (control_dependences::control_dependences): Remove edge_list argument.
5498 (control_dependences::get_edge): Remove.
5499 (control_dependences::get_edge_src): Add.
5500 (control_dependences::get_edge_dest): Likewise.
5501 (control_dependences::m_el): Make a vector of edge src/dest index.
5502 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5503 (control_dependences::control_dependences): Likewise.
5504 (control_dependences::~control_dependence): Likewise.
5505 (control_dependences::get_edge): Remove.
5506 (control_dependences::get_edge_src): Add.
5507 (control_dependences::get_edge_dest): Likewise.
5508 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5510 (perform_tree_ssa_dce): Adjust.
5511 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5513 (pass_loop_distribution::execute): Adjust. Do loop destroying
5514 conditional on changed.
5516 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5519 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5520 return. Reindent transformation comment and mention the ARM state
5523 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5526 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5527 after build_and_add_sum creates new use stmt.
5529 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5531 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5532 load_lanes/grouped_load classification comes first. Don't check
5533 whether the vectorization factor is a multiple of the group size
5536 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5538 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5539 GROUP_GAP for single-element interleaving.
5540 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5543 2016-05-24 Richard Biener <rguenther@suse.de>
5547 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5548 bases which are accessed with non-invariant indices.
5549 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5550 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5552 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5555 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5556 (add_to_ops_vec): Add stmt_to_insert.
5557 (add_repeat_to_ops_vec): Init stmt_to_insert.
5558 (insert_stmt_before_use): New.
5559 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5561 (get_ops): Init stmt_to_insert.
5562 (maybe_optimize_range_tests): Likewise.
5563 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5564 (rewrite_expr_tree_parallel): Likewise.
5565 (reassociate_bb): Likewise.
5567 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5570 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5571 ISA 3.0 xxperm fusion alternative.
5572 (altivec_vperm_v8hiv16qi): Likewise.
5573 (altivec_vperm_<mode>_uns_internal): Likewise.
5574 (vperm_v8hiv4si): Likewise.
5575 (vperm_v16qiv8hi): Likewise.
5577 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5578 Kelvin Nilsen <kelvin@gcc.gnu.org>
5580 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5581 vpermr/xxpermr on ISA 3.0.
5582 (altivec_expand_vec_perm_le): Likewise.
5583 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5584 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5587 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5589 * config/i386/i386.h (IS_STACK_MODE): Enable for
5590 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5591 SSE_FLOAT_MODE_P macros.
5592 * config/i386/i386.c (ix86_preferred_reload_class): Use
5593 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5594 Cleanup regclass processing for CONST_DOUBLE_P.
5595 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5596 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5597 with IS_STACK_MODE macro.
5598 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5600 (*movdf_internal): Use IS_STACK_MODE macro.
5601 (*movsf_internal): Ditto.
5603 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5605 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5606 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5608 2016-05-23 Jeff Law <law@redhat.com>
5610 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5612 (fsm_find_control_statement_thread_paths): Call it.
5614 2016-05-23 Martin Jambor <mjambor@suse.cz>
5617 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5618 from_global_constant if t is not NULL.
5620 2016-05-23 Marek Polacek <polacek@redhat.com>
5623 * common.opt (Wswitch-unreachable): New option.
5624 * doc/invoke.texi: Document -Wswitch-unreachable.
5625 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5628 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5630 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5631 TMR_INDEX is non-NULL.
5633 2016-05-23 Richard Biener <rguenther@suse.de>
5635 PR tree-optimization/71230
5636 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5637 (try_special_add_to_ops): ... here. Always test for single-use.
5639 2016-05-23 Martin Jambor <mjambor@suse.cz>
5641 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5642 default block if a PHI node in the original one would be resized.
5644 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5646 PR tree-optimization/58135
5647 * tree-vect-slp.c: When group size is not multiple
5648 of vector size, allow splitting of store group at
5651 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5653 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5655 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5657 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5658 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5659 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5662 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5663 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5664 v constraint instead of x and vinserti32x4 insn.
5666 * config/i386/sse.md (i128vldq): New mode iterator.
5667 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5668 avx512dq and avx512vl alternatives.
5670 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5671 constraint, use maybe_evex prefix instead of vex.
5672 (vec_dupv4sf): Use v constraint instead of x for output
5673 operand except for noavx alternative, use Yv constraint
5674 instead of x for input. Use maybe_evex prefix instead of vex.
5675 (*vec_dupv4si): Likewise.
5676 (*vec_dupv2di): Likewise.
5678 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5681 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5682 (linearize_expr_tree): Call try_special_add_to_ops.
5683 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5685 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5687 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5688 to computed stack_usage.
5690 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5693 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5694 operand is subreg (symbol_ref) then move the symbol ref to register.
5696 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5698 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5700 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5703 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5706 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5708 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5709 ranges by calling get_single_symbol and tidy up. Look more closely
5710 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5712 2016-05-20 Jeff Law <law@redhat.com>
5714 * bitmap.c (bitmap_find_bit): Remove useless test.
5716 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5718 * function.c (thread_prologue_and_epilogue_insns): Commit the
5719 insertion of the epilogue.
5721 2016-05-20 Martin Jambor <mjambor@suse.cz>
5723 PR tree-optimization/70884
5724 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5725 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5726 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5727 of constant pool data as a reason for scalarization.
5729 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5731 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5732 for naked functions.
5733 (thumb1_expand_prologue): Likewise.
5735 2016-05-20 Nathan Sidwell <nathan@acm.org>
5737 * config/nvptx/nptx.c (nvptx_option_override): Only set
5738 flag_toplevel_reorder, if not explicitly specified. Set
5739 flag_no_common, unless explicitly specified.
5741 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5743 * calls.c (can_implement_as_sibling_call_p): Mark param
5744 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5746 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5748 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5749 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5750 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5752 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5753 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5756 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5758 * config/nvptx/nvptx.md (sincossf3): New pattern.
5760 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5762 * calls.c (maybe_complain_about_tail_call): New function.
5763 (initialize_argument_information): Call
5764 maybe_complain_about_tail_call when clearing *may_tailcall.
5765 (can_implement_as_sibling_call_p): Call
5766 maybe_complain_about_tail_call when returning false.
5767 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5768 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5769 if tail-call optimization fails.
5770 * cfgexpand.c (expand_call_stmt): Initialize
5771 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5772 * gimple-pretty-print.c (dump_gimple_call): Dump
5773 gimple_call_must_tail_p.
5774 * gimple.c (gimple_build_call_from_tree): Call
5775 gimple_call_set_must_tail with the value of
5776 CALL_EXPR_MUST_TAIL_CALL.
5777 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5778 (gimple_call_set_must_tail): New function.
5779 (gimple_call_must_tail_p): New function.
5780 * print-tree.c (print_node): Update printing of TREE_STATIC
5781 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5782 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5783 trailing comment listing applicable flags.
5784 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5786 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5788 * calls.c (expand_call): Move "Rest of purposes for tail call
5789 optimizations to fail" to...
5790 (can_implement_as_sibling_call_p): ...this new function, and
5791 split into multiple "if" statements.
5793 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5795 * cfgloop.h (expected_loop_iterations_unbounded,
5796 expected_loop_iterations): Unconstify.
5797 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5798 profile with known upper bound; return 3 when profile is absent.
5799 (expected_loop_iterations): Update.
5801 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5803 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5804 and get_max_loop_iterations_int.
5806 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5808 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5809 realistic upper bounds here.
5811 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5814 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5815 calls if the LHS is variable length or has addressable type.
5816 If targets[0]->decl is a noreturn call with void return type and
5817 zero arguments, adjust fntype and remove lhs in that case.
5819 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5821 PR tree-optimization/71079
5822 PR tree-optimization/71206
5823 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5825 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5827 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5828 (get_vec_alignment_for_array_decl): Likewise.
5829 (get_vec_alignment_for_record_decl): Likewise.
5830 (increase_alignment::execute): Move code to find alignment to
5831 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5832 (type_align_map): New hash_map.
5834 2016-05-20 Richard Guenther <rguenther@suse.de>
5836 PR tree-optimization/29756
5837 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5838 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5839 * fold-const.c (operand_equal_p): Likewise.
5840 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5841 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5842 * tree-inline.c (estimate_operator_cost): Likewise.
5843 * tree-pretty-print.c (dump_generic_node): Likewise.
5844 * tree-ssa-operands.c (get_expr_operands): Likewise.
5845 * cfgexpand.c (expand_debug_expr): Likewise.
5846 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5847 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5848 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5849 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5850 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5851 (execute_update_addresses_taken): Do it.
5853 2016-05-20 Richard Biener <rguenther@suse.de>
5855 PR tree-optimization/71185
5856 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5857 register operations.
5859 2016-05-20 Richard Biener <rguenther@suse.de>
5861 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5862 gimple_seq_add_seq_without_update.
5863 (release_bb_predicate): Assert we have no operands to free.
5864 (if_convertible_loop_p_1): Calculate post dominators later.
5865 Do not free BB predicates here.
5866 (combine_blocks): Do not recompute BB predicates.
5867 (version_loop_for_if_conversion): Save BB predicates around
5870 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5872 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5873 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5874 code. Ignore sibcalls on EDGE_IGNORE edges.
5875 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5876 on edges for sibcalls that run without prologue. The rest of the
5877 function is combined from...
5878 (fix_fake_fallthrough_edge): ... this, and ...
5879 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5880 function argument, make it a local variable.
5882 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5884 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5885 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5886 for 32-bit mode and SEH for 64-bit.
5887 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5888 TARGET_64BIT_DEFAULT.
5890 2016-05-19 Ryan Burn <contact@rnburn.com>
5892 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5893 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5895 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5897 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5898 force pending loads from memory.
5900 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5902 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5903 (UNSPEC_DARN_32): New unspec constant.
5904 (UNSPEC_DARN_RAW): New unspec constant.
5905 (darn_32): New instruction.
5906 (darn_raw): New instruction.
5907 (darn): New instruction.
5908 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5909 support and documentation for this macro.
5910 (BU_P9_MISC_1): New macro definition.
5911 (BU_P9_64BIT_MISC_0): New macro definition.
5912 (BU_P9_MISC_0): New macro definition.
5913 (darn_32): New builtin definition.
5914 (darn_raw): New builtin definition.
5915 (darn): New builtin definition.
5916 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5917 RS6000_BUILTIN_0 directives to surround each occurrence of
5918 #include "rs6000-builtin.def".
5919 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5920 RS6000_BTM_64BIT flags to the returned mask, depending on
5922 (def_builtin): Correct an error in the assignments made to the
5923 debugging variable attr_string.
5924 (rs6000_expand_builtin): Add support for no-operand built-in
5926 (builtin_function_type): Remove fatal_error assertion that is no
5928 (rs6000_common_init_builtins): Add support for no-operand built-in
5930 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5932 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5934 (RS6000_BTM_64BIT): New macro definition.
5935 * doc/extend.texi: Document __builtin_darn (void),
5936 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5939 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5941 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5942 max_loop_iterations_int.
5944 2016-05-19 Marek Polacek <polacek@redhat.com>
5946 PR tree-optimization/71031
5947 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5948 condition and adjust the code a bit.
5950 2016-05-19 Martin Liska <mliska@suse.cz>
5952 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5953 auto_vec instead of vec.
5955 2016-05-19 Martin Liska <mliska@suse.cz>
5957 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5959 2016-05-19 Martin Liska <mliska@suse.cz>
5961 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5963 2016-05-19 Martin Liska <mliska@suse.cz>
5965 * ipa-pure-const.c (set_function_state): Remove an existing
5967 (remove_node_data): Do not free it as it's released
5968 in set_function_state.
5970 2016-05-19 Martin Liska <mliska@suse.cz>
5972 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5975 2016-05-19 Martin Liska <mliska@suse.cz>
5977 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5979 2016-05-19 Martin Liska <mliska@suse.cz>
5981 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5982 an auto_vec instead of re-creating it.
5984 2016-05-19 Martin Liska <mliska@suse.cz>
5986 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5987 auto_vec instead of vec.
5989 2016-05-19 Martin Liska <mliska@suse.cz>
5991 * lto-section-in.c (lto_get_section_data): Call
5992 lto_check_version with additional argument.
5993 * lto-streamer.c (lto_check_version): Add new argument.
5994 * lto-streamer.h (lto_check_version): Likewise.
5996 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5998 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5999 Don't add cost of inner memory when handling sign-extended loads.
6001 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
6003 PR rtl-optimization/71148
6004 * cse.c (cse_main): Free dominance info.
6005 (rest_of_handle_cse): Don't free dominance info.
6006 (rest_of_handle_cse2): Likewise.
6007 (rest_of_handle_cse_after_global_opts): Likewise.
6009 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6012 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
6013 NULL_TREE early if NEON is not available. Remove now redundant check
6014 in ARM_CHECK_BUILTIN_MODE.
6016 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
6019 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
6020 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
6021 * doc/cpp.texi: Document new macros.
6023 2016-05-19 Bin Cheng <bin.cheng@arm.com>
6025 PR tree-optimization/69848
6026 * tree-vect-loop.c (vectorizable_reduction): Don't factor
6027 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
6029 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6031 * function.c (thread_prologue_and_epilogue_insn): Move the
6032 "goto epilogue_done" one block later.
6034 2016-05-19 Richard Biener <rguenther@suse.de>
6036 PR tree-optimization/70729
6037 * passes.def: Move LIM pass before PRE. Remove no longer
6038 required copyprop and move first DCE out of the loop pipeline.
6040 2016-05-18 David Malcolm <dmalcolm@redhat.com>
6043 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
6044 (OBJS-libcommon-target): ...here.
6045 * opts-common.c: Include spellcheck.h.
6046 (cmdline_handle_error): Build a vec of valid options and use it
6047 to suggest provide hints for misspelled arguments.
6049 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6052 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
6053 lhs if it has TREE_ADDRESSABLE type.
6055 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
6058 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
6059 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
6061 2016-05-18 Martin Jambor <mjambor@suse.cz>
6064 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
6065 input for NOP_EXPR pass-through functions.
6066 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
6067 aggregate global constant VAR_DECLs in constant jump functions.
6069 2016-05-18 Martin Jambor <mjambor@suse.cz>
6072 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
6073 from TREE_READONLY parameters.
6075 2016-05-18 Martin Jambor <mjambor@suse.cz>
6078 * cgraph.h (cgraph_indirect_call_info): New field
6079 guaranteed_unmodified.
6080 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
6081 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6083 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
6084 pass the parameter value to ipa_find_agg_cst_for_param.
6085 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
6086 guaranteed_unmodified, store AA results there instead of bailing out
6088 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
6089 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
6090 (find_constructor_constant_at_offset): New function.
6091 (ipa_find_agg_cst_from_init): Likewise.
6092 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
6093 static initializers of contants, report back through a new paameter
6094 from_global_constant if that was the case.
6095 (try_make_edge_direct_simple_call): Also pass parameter value to
6096 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6098 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
6099 (ipa_read_indirect_edge_info): Likewise.
6100 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
6101 (ipa_load_from_parm_agg): Likewise.
6103 2016-05-18 Jiong Wang <jiong.wang@arm.com>
6105 PR rtl-optimization/71150
6106 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
6109 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6112 * config/rs6000/constraints.md (wE constraint): New constraint
6113 for a vector constant that can be loaded with XXSPLTIB.
6114 (wM constraint): New constraint for a vector constant of a 1's.
6115 (wS constraint): New constraint for a vector constant that can be
6116 loaded with XXSPLTIB and a vector sign extend instruction.
6117 * config/rs6000/predicates.md (xxspltib_constant_split): New
6118 predicates for wE/wS constraints.
6119 (xxspltib_constant_nosplit): Likewise.
6120 (easy_vector_constant): Add support for constants that can be
6121 loaded via XXSPLTIB.
6122 (all_ones_constant): New predicate for vector constant with all
6124 (splat_input_operand): Add support for ISA 3.0 word splat operations.
6125 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
6126 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
6127 instruction and possibly with a sign extension.
6128 (output_vec_const_move): Add support for XXSPLTIB. If we are
6129 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
6130 instead of XXLXOR/XXLORC.
6131 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
6133 (rs6000_legitimize_reload_address): Likewise.
6134 (rs6000_output_move_128bit): Use output_vec_const_move to emit
6136 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
6137 combine VSX_M and VSX_M2 into one iterator.
6139 (VSINT_84): New iterators for loading constants with XXSPLTIB.
6140 (VSINT_842): Likewise.
6141 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
6142 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
6143 XXSPLTIB instruction.
6144 (xxspltib_<mode>_nosplit): Likewise.
6145 (xxspltib_<mode>_split): New insn to load up constants with
6146 XXSPLTIB and a sign extend instruction.
6147 (vsx_mov<mode>): Replace single move that handled all vector types
6148 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
6149 moves (when -mvsx-timode is in effect) into the main vector
6150 moves. Eliminate separate moves for <VSr> <VSa>, where the
6151 preferred register class (<VSr>) is listed first, and the
6152 secondary register class (<VSa>) is listed second with a '?' to
6153 discourage use. Prefer loading 0/-1 in any VSX register for ISA
6154 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
6155 that if the register was involved in a slow operation, the
6156 clear/set operation does not wait for the slow operation to
6157 finish. Adjust the length attributes for 32-bit mode. Use
6158 rs6000_output_move_128bit and drop the use of the string
6159 instructions for 32-bit movti when -mvsx-timode is in effect. Use
6160 spacing so that the alternatives and attributes don't generate
6161 long lines, and put things in columns, so that it is easier to
6162 match up the operands and attributes with the insn alternatives.
6163 (vsx_mov<mode>_64bit): Likewise.
6164 (vsx_mov<mode>_32bit): Likewise.
6165 (vsx_movti_64bit): Fold movti into normal vector moves.
6166 (vsx_movti_32bit): Likewise.
6167 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
6169 (vsx_splat_v4si_internal): Likewise.
6170 (vsx_splat_v4sf_internal): Likewise.
6171 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
6172 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
6173 extend vector elements.
6174 (vsx_sign_extend_hi_<mode>): Likewise.
6175 (vsx_sign_extend_si_v2di): Likewise.
6176 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
6178 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
6179 constraints. Add trailing period to wL documentation.
6181 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
6184 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
6185 * tree-dfa.c (replace_abnormal_ssa_names): New function.
6186 * tree-call-cdce.c: Include tree-dfa.h.
6187 (can_guard_call_p): New function, extracted from...
6188 (can_use_internal_fn): ...here.
6189 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
6191 (shrink_wrap_one_built_in_call): Likewise.
6192 (use_internal_fn): Likewise.
6193 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
6194 and return void. Call replace_abnormal_ssa_names.
6195 (pass_call_cdce::execute): Check can_guard_call_p during the
6196 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
6197 will always change something.
6199 2016-05-18 Martin Jambor <mjambor@suse.cz>
6202 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
6203 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
6205 2016-05-18 Martin Jambor <mjambor@suse.cz>
6208 * ipa-inline.h (condition): New field size.
6209 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
6210 for comaprison and store it into the new condition.
6211 (evaluate_conditions_for_known_args): Use condition size to check
6212 access sizes for all but CHANGED conditions.
6213 (unmodified_parm_1): New parameter size_p, store access size into it.
6214 (unmodified_parm): Likewise.
6215 (unmodified_parm_or_parm_agg_item): Likewise.
6216 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
6217 (set_cond_stmt_execution_predicate): Extract access sizes and store
6219 (set_switch_stmt_execution_predicate): Likewise.
6220 (will_be_nonconstant_expr_predicate): Likewise.
6221 (will_be_nonconstant_predicate): Likewise.
6222 (inline_read_section): Stream condition size.
6223 (inline_write_summary): Likewise.
6225 2016-05-18 Richard Biener <rguenther@suse.de>
6227 * tree-ssa-loop-im.c (determine_max_movement): Properly add
6228 condition cost to PHI cost instead of total_cost.
6230 2016-05-18 Martin Liska <mliska@suse.cz>
6233 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
6236 2016-05-18 Richard Biener <rguenther@suse.de>
6238 * lto-streamer.h (LTO_major_version): Bump to 6.
6240 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6242 * function.c (make_split_prologue_seq, make_prologue_seq,
6243 make_epilogue_seq): New functions, factored out from...
6244 (thread_prologue_and_epilogue_insns): Here.
6246 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6248 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
6249 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
6250 of before. Add a comment.
6252 2016-05-18 Bin Cheng <bin.cheng@arm.com>
6254 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
6255 expression pointer, not pointer to the pointer.
6257 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6259 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
6260 (avx2_pbroadcast<mode>): Add another alternative with v instead
6261 of x constraints in it, using <pbroadcast_evex_isa> isa.
6262 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
6264 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
6265 constraint x instead of v in second alternative, add avx512bw
6268 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
6269 constraint x instead of v in second alternative, add avx512bw
6272 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
6273 constraint x instead of v in second alternative, add avx512bw
6276 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
6277 avx512bw alternative.
6279 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6281 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
6283 (define_insn "*andnottf3"): Ditto.
6284 (define_insn "*<code><mode>3"/any_logic): Ditto.
6285 (define_insn "*<code>tf3"/any_logic): Ditto.
6286 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
6287 operand to block AVX-512VL insn variant emit when it is not enabled.
6289 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6291 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
6292 constraint fot SF mode.
6294 2016-05-18 Petr Murzin <petr.murzin@intel.com>
6295 Kirill Yukhin <kirill.yukhin@intel.com>
6297 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
6299 (define_insn "rsqrt14<mode>"): Ditto.
6300 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
6301 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
6302 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
6303 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
6304 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
6306 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
6307 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
6308 * config/i386/i386.c (ix86_print_operand): Expand check for size
6309 override codes for Intel syntax.
6311 2016-05-18 Richard Biener <rguenther@suse.de>
6313 PR tree-optimization/71168
6314 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
6315 initialization earlier.
6317 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
6319 * config/aarch64/aarch64-simd.md
6320 (aarch64_reduc_plus_internal<mode>): Rename to...
6321 (reduc_plus_scal): ...This, and remove previous implementation.
6323 2016-05-18 Richard Biener <rguenther@suse.de>
6325 * passes.def: Put late dse and cd_dce in canonical order.
6327 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
6329 * ipa-inline-transform.c (preserve_function_body_p): Look for
6330 first non-thunk clone.
6331 (save_function_body): Save into first non-thunk.
6332 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
6334 (lto_output_node): Inline thunks don't need body in every
6336 * lto-streamer-in.c: Do not fixup thunk clones.
6337 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
6339 * tree-inline.c (copy_bb): Be prepared for target node to be new after
6342 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6345 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
6346 (reassociate_bb): Call transform_add_to_multiply.
6348 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6350 * config/aarch64/aarch64.c (all_extensions): Removed unused
6353 2016-05-17 Nathan Sidwell <nathan@acm.org>
6355 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
6356 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
6358 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
6360 PR tree-optimization/54579
6362 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
6364 2016-05-17 Marek Polacek <polacek@redhat.com>
6367 * tree-inline.c (expand_call_inline): Call
6368 maybe_remove_unused_call_args.
6370 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
6372 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
6373 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
6374 * doc/md.texi (fmin@var{m}3): Likewise.
6376 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6378 * match.pd (X & C): New transformation.
6380 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6382 * match.pd (~X & Y): New transformation.
6384 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6386 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
6387 information for new SSA_NAME.
6388 (simplify_conversion_using_ranges): Get range through get_range_info
6389 instead of get_value_range.
6391 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6393 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
6394 Remove inline assembly.
6395 (vmvn_s16): Likewise.
6396 (vmvn_s32): Likewise.
6397 (vmvn_u8): Likewise.
6398 (vmvn_u16): Likewise.
6399 (vmvn_u32): Likewise.
6400 (vmvnq_s8): Likewise.
6401 (vmvnq_s16): Likewise.
6402 (vmvnq_s32): Likewise.
6403 (vmvnq_u8): Likewise.
6404 (vmvnq_u16): Likewise.
6405 (vmvnq_u32): Likewise.
6406 (vmvn_p8): Likewise.
6407 (vmvnq_p16): Likewise.
6409 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6411 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
6413 (vmul_n_s16): Likewise.
6414 (vmul_n_s32): Likewise.
6415 (vmul_n_u16): Likewise.
6416 (vmul_n_u32): Likewise.
6417 (vmulq_n_f32): Likewise.
6418 (vmulq_n_f64): Likewise.
6419 (vmulq_n_s16): Likewise.
6420 (vmulq_n_s32): Likewise.
6421 (vmulq_n_u16): Likewise.
6422 (vmulq_n_u32): Likewise.
6424 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6426 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
6427 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
6429 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6431 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
6432 to *aarch64_fma4_elt_from_dup<mode>.
6433 (*aarch64_fnma4_elt_to_128df): Rename to
6434 *aarch64_fnma4_elt_from_dup<mode>.
6435 * config/aarch64/arm_neon.h (vfma_n_f64): New.
6436 (vfms_n_f32): Likewise.
6437 (vfms_n_f64): Likewise.
6438 (vfmsq_n_f32): Likewise.
6439 (vfmsq_n_f64): Likewise.
6441 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
6443 * wide-int.h: Change fixed_wide_int_storage from class to struct.
6445 2016-05-17 Richard Biener <rguenther@suse.de>
6447 PR tree-optimization/71132
6448 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
6449 Only add control dependences for blocks in the loop.
6450 (build_rdg): Adjust.
6451 (generate_code_for_partition): Return whether loop should
6452 be destroyed and delay that.
6453 (distribute_loop): Likewise.
6454 (pass_loop_distribution::execute): Record loops to be destroyed
6455 and perform delayed destroying of loops.
6457 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6460 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6462 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6464 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
6466 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
6469 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
6470 insertion point for instructions generated by validize_mem.
6472 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6474 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
6477 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6479 * config/aarch64/aarch64.c
6480 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6481 rather than a macro.
6483 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6485 * doc/invoke.texi (AArch64 Options): Various updates.
6487 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6489 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6490 into instrumentation thunks.
6491 * cif-code.def (CIF_CHKP): New.
6493 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6495 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6497 2016-05-16 Martin Jambor <mjambor@suse.cz>
6499 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6500 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6502 2016-05-16 Marek Polacek <polacek@redhat.com>
6504 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6507 2016-05-16 Martin Jambor <mjambor@suse.cz>
6510 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6511 the outlined kernel function.
6513 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6515 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6516 (ISA_HAS_DLSA): Ditto.
6518 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6520 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6522 2016-05-16 Nathan Sidwell <nathan@acm.org>
6524 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6525 (nvptx_name_replacement): Restore. Add comment.
6526 (write_fn_proto, write_fn_proto_from_insn,
6527 nvptx_output_call_insn): Restore
6528 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6530 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6532 * config/aarch64/aarch64.md
6533 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6534 (add<mode>3_compareC_imm): Likewise.
6535 (<optab>si3_uxtw): Split into register and immediate variants.
6536 (andsi3_compare0_uxtw): Likewise.
6537 (and<mode>3_compare0): Likewise.
6538 (and<mode>3nr_compare0): Likewise.
6539 (stack_protect_test_<mode>): Don't use %x for memory operands.
6541 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6543 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6545 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6547 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6548 Split integer shifts into shift_reg and bfm.
6549 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6550 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6551 (ror<mode>3_insn): Likewise.
6552 (<optab>si3_insn_uxtw): Likewise.
6553 (<optab><mode>3_insn): Change to rotate_imm.
6554 (extr<mode>5_insn_alt): Likewise.
6555 (extrsi5_insn_uxtw): Likewise.
6556 (extrsi5_insn_uxtw_alt): Likewise.
6558 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6560 * doc/tm.texi: Regenerate.
6561 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6562 (TARGET_INVALID_RETURN_TYPE): Remove.
6563 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6564 TARGET_INVALID_RETURN_TYPE.
6565 * target.def (invalid_parameter_type): Remove.
6566 (invalid_return_type): Remove.
6568 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6570 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6571 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6573 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6575 (preserve_function_body_p): No need to preserve function body
6576 * cif-codes.def (CIF_THUNK): Remove.
6577 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6579 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6581 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6583 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6585 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6588 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6590 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6591 (inline_small_functions): Do not look for function symbol when
6594 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6596 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6599 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6600 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6601 Jiong Wang <jiong.wang@arm.com>
6603 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6604 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6605 Define __ARM_FP16_ARGS when appropriate.
6606 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6608 (arm_invalid_return_type): Likewise.
6609 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6610 (TARGET_INVALID_RETURN_TYPE): Remove.
6611 (aapcs_vfp_sub_candidate): Allow HFmode.
6612 (aapcs_vfp_allocate): Add comment. Support HFmode.
6613 (aapcs_vfp_allocate_return_reg): Likewise.
6614 (struct aapcs_cp_arg_layout): Slightly reword comments for
6615 is_return_candidate and allocate_return_reg.
6616 (output_mov_vfp): Update assert.
6617 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6619 (arm_invalid_parameter_type): Remove.
6620 (amr_invalid_return_type): Remove.
6621 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6622 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6623 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6625 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6627 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6628 * config/aarch64/arch64-protos.h
6629 (aarch64_legitimize_reload_address): Remove.
6630 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6633 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6635 * configure.ac: Add ACX_NONCANONICAL_HOST.
6636 * configure: Regenerate.
6637 * Makefile.in: Set host_noncanonical.
6639 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6642 * config/i386/i386.md (*movtf_internal): Before register allocation,
6643 do not allow FP constants for CM_MEDIUM memory model, allow only
6644 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6645 (*movxf_internal): Ditto.
6646 (*movdf_internal): Ditto.
6647 (*movsf_internal): Ditto.
6649 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6651 PR rtl-optimization/67483
6652 * combine.c (make_compound_operation): Don't call extract_left_shift
6653 with negative shift amounts.
6655 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6658 * fold-const.c (fold_checksum_tree): Allow modification
6659 of TYPE_ALIAS_SET during folding.
6661 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6662 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6663 (ix86_split_to_parts): Likewise. Fix up formatting.
6665 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6667 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6668 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6671 2016-05-13 Nathan Sidwell <nathan@acm.org>
6673 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6674 (nvptx_name_replacement): Delete.
6675 (write_fn_proto, write_fn_proto_from_insn,
6676 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6677 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6678 * langhooks.c (add_builtin_funcction_common): Call
6679 targetm.mangle_decl_assembler_name.
6681 * config/nvptx/nvptx.c (write_fn_proto): Handle
6682 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6684 2016-05-13 Martin Liska <mliska@suse.cz>
6686 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6687 and PRIu64 in printf format.
6689 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6691 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6694 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6696 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6697 Change --param max-completely-peeled-times to
6698 --param max-completely-peel-times in dump file printing.
6700 2016-05-13 Richard Biener <rguenther@suse.de>
6702 PR tree-optimization/42587
6703 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6704 (find_bswap_or_nop_1): Likewise.
6705 (bswap_replace): Likewise.
6707 2016-05-13 Martin Liska <mliska@suse.cz>
6709 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6710 Initialize a variable with default value.
6712 2016-05-13 Martin Liska <mliska@suse.cz>
6714 * doc/invoke.texi: Enhance explanation of error recovery
6717 2016-05-13 Martin Liska <mliska@suse.cz>
6719 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6720 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6721 (iv_inv_expr_ent *).
6722 (struct iv_inv_expr_ent): Comment struct fields.
6723 (sort_iv_inv_expr_ent): New function.
6724 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6725 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6726 a hash_map between iv_inv_expr_ent and number of usages.
6727 (niter_for_exit): Fix coding style.
6728 (tree_ssa_iv_optimize_init): Use renamed variable.
6729 (determine_base_object): Fix coding style.
6730 (alloc_iv): Likewise.
6731 (find_interesting_uses_outside): Likewise.
6732 (add_candidate_1): Likewise.
6733 (add_standard_iv_candidates): Likewise.
6734 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6735 (prepare_decl_rtl): Fix coding style.
6736 (get_address_cost): Likewise.
6737 (get_shiftadd_cost): Likewise.
6738 (force_expr_to_var_cost): Likewise.
6739 (compare_aff_trees): Likewise.
6740 (get_expr_id): Restructure the function.
6741 (get_loop_invariant_expr_id): Renamed to
6742 get_loop_invariant_expr.
6743 (get_computation_cost_at): Replace usage of inv_expr_id with
6745 (get_computation_cost): Likewise.
6746 (determine_group_iv_cost_generic): Likewise.
6747 (determine_group_iv_cost_address): Likewise.
6748 (iv_period): Fix coding style.
6749 (iv_elimination_compare_lt): Likewise.
6750 (may_eliminate_iv): Likewise.
6751 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6753 (determine_group_iv_costs): Dump invariant expressions.
6754 (iv_ca_recount_cost): Use the newly added hash_map.
6755 (iv_ca_set_remove_invariants): Fix coding style.
6756 (iv_ca_set_add_invariants): Fix coding style.
6757 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6759 (iv_ca_set_cp): Likewise.
6760 (iv_ca_new): Initialize the newly added hash_map and remove
6761 initialization of fields.
6762 (iv_ca_free): Delete the hash_map.
6763 (iv_ca_dump): Dump invariant expressions.
6764 (iv_ca_extend): Fix coding style.
6765 (try_add_cand_for): Likewise.
6766 (create_new_ivs): Dump information about # of avg iterations and
6767 # of used invariant expressions.
6768 (rewrite_use_compare): Fix coding style.
6769 (free_loop_data): Set default value for max_inv_expr_id.
6771 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6773 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6774 returned value cse_cfg_altered computation.
6775 (rest_of_handle_cse2): Likewise.
6776 (rest_of_handle_cse_after_global_opts): Likewise.
6778 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6781 * config/arm/arm.c (arm32_output_mi_thunk): New.
6782 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6783 to split Thumb1 vs TARGET_32BIT functionality.
6784 (arm_thumb1_mi_thunk): New.
6786 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6788 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6791 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6794 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6796 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6798 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6799 (expand_builtin_trap): Emit a regular call.
6800 (set_builtin_user_assembler_name): Remove obsolete cases.
6801 * dse.c (scan_insn): Adjust.
6802 * except.c: Include calls.h.
6803 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6804 emit a regular call to setjmp.
6805 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6806 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6807 (emit_block_move_via_libcall): Delete.
6808 (block_move_fn): Delete.
6809 (init_block_move_fn): Likewise.
6810 (emit_block_move_libcall_fn): Likewise.
6811 (emit_block_op_via_libcall): New function.
6812 (set_storage_via_libcall): Tidy up and use memset builtin.
6813 (block_clear_fn): Delete.
6814 (init_block_clear_fn): Likewise.
6815 (clear_storage_libcall_fn): Likewise.
6816 (expand_assignment): Call emit_block_move_via_libcall.
6817 Do not include gt-expr.h.
6818 * expr.h (emit_block_op_via_libcall): Declare.
6819 (emit_block_copy_via_libcall): New inline function.
6820 (emit_block_move_via_libcall): Likewise.
6821 (emit_block_comp_via_libcall): Likewise.
6822 (block_clear_fn): Delete.
6823 (init_block_move_fn): Likewise.
6824 (init_block_clear_fn): Likewise.
6825 (emit_block_move_via_libcall): Likewise.
6826 (set_storage_via_libcall): Add default parameter value.
6827 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6828 (abort_libfunc): Delete.
6829 (memcpy_libfunc): Likewise.
6830 (memmove_libfunc): Likewise.
6831 (memcmp_libfunc): Likewise.
6832 (memset_libfunc): Likewise.
6833 (setbits_libfunc): Likewise.
6834 (setjmp_libfunc): Likewise.
6835 (longjmp_libfunc): Likewise.
6836 (profile_function_entry_libfunc): Likewise.
6837 (profile_function_exit_libfunc): Likewise.
6838 (gcov_flush_libfunc): Likewise.
6839 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6840 and DECL_VISIBILITY on the declaration.
6841 (init_optabs): Do not initialize obsolete libfuncs.
6842 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6843 * tree-core.h (ECF_RET1): Define.
6844 (ECF_TM_PURE): Adjust.
6845 (ECF_TM_BUILTIN): Likewise.
6846 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6847 (build_common_builtin_nodes): Initialize abort builtin.
6848 Add ECF_RET1 on memcpy, memmove and memset builtins.
6849 Pass final flags for alloca and alloca_with_align builtins.
6850 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6852 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6853 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6854 set_storage_via_libcall and call emit_block_copy_via_libcall.
6856 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6858 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6859 DImode before it is passed to ix86_output_call_operand.
6860 (*call_value_got_x32): Ditto for operand 1.
6862 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6864 PR rtl-optimization/70904
6865 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6866 reload for wide mode.
6868 2016-05-12 Marek Polacek <polacek@redhat.com>
6871 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6872 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6873 * langhooks.h (incomplete_type_error): Likewise.
6874 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6875 parameter, pass it down to incomplete_type_error.
6876 * tree.h (size_in_bytes): New inline overload.
6877 (size_in_bytes_loc): Renamed from size_in_bytes.
6879 2016-05-12 Richard Biener <rguenther@suse.de>
6881 PR tree-optimization/71059
6882 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6883 nary before looking up or entering the expression into the VN
6885 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6886 Make sure to re-use NARYs without result as inserted by
6889 2016-05-12 Richard Biener <rguenther@suse.de>
6891 PR tree-optimization/71062
6892 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6894 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6895 vars_contains_restrict if the var is a restrict tag.
6896 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6897 do not disambiguate pointers against it.
6898 (dump_points_to_solution): Re-structure and adjust for new
6899 vars_contains_restrict flag.
6900 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6902 2016-05-12 Martin Liska <mliska@suse.cz>
6904 * doc/invoke.texi: Explain connection between
6905 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6907 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6909 PR tree-optimization/71006
6910 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6911 consider COND_EXPR as a mask producer.
6913 2016-05-12 Marek Polacek <polacek@redhat.com>
6916 * opts.c (common_handle_option): Detect missing argument for --help^.
6918 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6921 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6922 when popping the PC and within an interrupt handler routine.
6923 Add missing tab to output of "ldmfd".
6924 (output_return_instruction): Output LDMFD with SP update rather
6925 than POP when returning from interrupt handler.
6927 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6929 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6930 TARGET_64BIT && TARGET_AVX512DQ.
6931 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6932 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6933 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6934 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6935 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6936 (*vec_extractv4si_zext): Add avx512dq alternative.
6937 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6938 use v instead of x constraint in other alternatives where possible.
6940 * config/i386/sse.md (sse2_loadld): Use v instead of x
6941 constraint in alternatives 0,1,4.
6943 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6944 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6945 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6948 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6949 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6950 is not emitted unless TARGET_AVX512BW.
6951 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6952 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6953 for the result operand.
6955 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6956 constraint instead of x in avx alternatives. Use maybe_evex instead
6959 * config/i386/constraints.md (Yv): New constraint.
6960 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6961 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6962 * config/i386/i386.md (avx512fvecmode): New mode attr.
6963 (*pushtf): Use v constraint instead of x.
6964 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6965 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6966 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6967 (*absnegtf2_sse): Likewise.
6968 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6969 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6970 avx512f alternatives.
6971 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6973 2016-05-12 Richard Biener <rguenther@suse.de>
6975 PR tree-optimization/71060
6976 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6977 require exact match of DR_BASE_OBJECT but only matching address and
6980 2016-05-12 Richard Biener <rguenther@suse.de>
6982 PR tree-optimization/70986
6983 * cfganal.c: Include cfgloop.h.
6984 (dfs_find_deadend): Prefer to take edges exiting loops.
6986 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6988 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6989 compile and run time.
6991 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6994 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6996 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6998 * config/i386/i386.c (legitimize_pic_address): Use
6999 copy_to_suggested_reg instead of gen_movsi.
7001 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7003 * config/rs6000/predicates.md (quad_memory_operand): Move most of
7004 the code into quad_address_p and call it to share code with
7005 vsx_quad_dform_memory_operand.
7006 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
7008 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
7009 bit instead of being a separate word. Split -mpower9-dform into
7010 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7011 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
7012 for the register class supporting 128-bit quad word memory offsets.
7013 (mode_supports_vsx_dform_quad): Helper function to return if the
7014 register class uses quad word memory offsets.
7015 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
7016 (rs6000_debug_reg_global): Always print if we are using LRA or not.
7017 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
7018 instructions are enabled, set up the appropriate addr_masks for
7020 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
7021 -mpower9-dform-scalar, instead of -mpower9-dform.
7022 (rs6000_option_override_internal): Split -mpower9-dform into two
7023 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
7024 -mpower9-dform switch sets or clears both. If we are not using
7025 the LRA register allocator, do not enable -mpower9-dform-vector by
7026 default. If we are using LRA, enable -mpower9-dform-vector and
7027 -mvsx-timode if it is appropriate. Issue a warning if either
7028 -mpower9-dform-vector or -mvsx-timode are explicitly used without
7030 (quad_address_offset_p): New helper function to return if the
7031 offset is legal for quad word memory instructions.
7032 (quad_address_p): New function to determin if GPR or vector
7033 register quad word memory addresses are legal.
7034 (mem_operand_gpr): Validate quad word address offsets.
7035 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
7036 d-form (register + offset) instructions.
7037 (offsettable_ok_by_alignment): Likewise.
7038 (rs6000_legitimate_offset_address_p): Likewise.
7039 (legitimate_lo_sum_address_p): Likewise.
7040 (rs6000_legitimize_address): Likewise.
7041 (rs6000_legitimize_reload_address): Add more debug statements for
7043 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
7044 d-form instructions.
7045 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
7046 d-form instructions. Distinguish different cases in debug
7047 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
7048 d-form instructions.
7049 (rs6000_preferred_reload_class): Likewise.
7050 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
7051 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
7052 of the ISA 2.06 indexed memory instructions.
7053 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
7054 use them to save/restore the saved vector registers instead of
7055 using Altivec instructions.
7056 (rs6000_emit_epilogue): Likewise.
7057 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
7058 (rs6000_opt_masks): Split -mpower9-dform into
7059 -mpower9-dform-scalar and -mpower9-dform-vector.
7060 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
7062 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
7063 ISA 3.0 vector indexed memory instructions, and fold the code into
7064 the normal mov<mode> patterns.
7065 (p9_vecstore_<mode>): Likewise.
7066 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
7068 (vsx_movti_64bit): Likewise.
7069 (vsx_movti_32bit): Likewise.
7070 * config/rs6000/constraints.md (wO constraint): New constraint for
7071 ISA 3.0 vector d-form support.
7072 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
7073 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
7074 include -mpower9-dform-vector until we switch over to LRA.
7075 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
7076 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7077 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
7078 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
7079 for -mpower9-dform and -mlra.
7080 * doc/md.texi (wO constraint): Document wO constraint.
7082 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
7084 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
7085 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
7086 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
7087 Move handling of non-insn arguments inline into the sole user:
7088 (output_trans_func): ...here.
7089 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
7090 in emitted function prototype.
7091 (output_internal_insn_latency_func): Ditto. Simplify.
7092 (output_internal_maximal_insn_latency_func): Ditto. Delete
7093 always-unused argument.
7094 (output_insn_latency_func): Ditto.
7095 (output_maximal_insn_latency_func): Ditto.
7097 2016-05-11 Richard Biener <rguenther@suse.de>
7099 PR tree-optimization/71055
7100 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
7101 sth with precision not equal to access size verify we don't chop
7104 2016-05-11 Richard Biener <rguenther@suse.de>
7107 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
7108 (dwarf2out_finish): Move retry_incomplete_types call ...
7109 (dwarf2out_early_finish): ... here.
7111 2016-05-11 Richard Biener <rguenther@suse.de>
7114 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
7115 if the langhook insists on it.
7116 * fold-const.c (make_bit_field_ref): Add arg for the original
7117 reference and preserve its alias-set.
7118 (decode_field_reference): Take exp by reference and adjust it
7119 to the original memory reference.
7120 (optimize_bit_field_compare): Adjust callers.
7121 (fold_truth_andor_1): Likewise.
7122 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
7124 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
7127 * cfgrtl.h (delete_insn_and_edges): Now return bool.
7128 * cfgrtl.c (delete_insn_and_edges): Likewise.
7129 * config/i386/i386.c (convert_scalars_to_vector): Remove
7131 * cse.c (cse_insn): Compute cse_cfg_altered.
7132 (delete_trivially_dead_insns): Likewise.
7133 (cse_cc_succs): Likewise.
7134 (rest_of_handle_cse): Free dominance info if required.
7135 (rest_of_handle_cse2): Likewise.
7136 (rest_of_handle_cse_after_global_opts): Likewise.
7138 2016-05-11 Alan Modra <amodra@gmail.com>
7140 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
7141 abi_v4_pass_in_fpr): New functions.
7142 (rs6000_function_arg_boundary): Exclude complex IBM long double
7143 from 64-bit alignment when ABI_V4.
7144 (rs6000_function_arg, rs6000_function_arg_advance_1,
7145 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
7147 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
7149 PR rtl-optimization/71028
7150 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
7151 jump with just a return in the fallthrough block if the branch
7152 block contains just a return as well.
7154 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
7156 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
7157 * match.pd ((X & Y) ^ Y): ... this.
7158 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
7159 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
7161 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7163 * read-md.c (require_char_ws): New function.
7164 (read_string): Simplify using require_char_ws.
7165 (handle_constants): Likewise.
7166 (handle_enum): Likewise.
7167 (handle_file): Likewise.
7168 * read-md.h (require_char_ws): New declaration.
7169 * read-rtl.c (read_conditions): Simplify using require_char_ws.
7170 (read_mapping): Likewise.
7171 (read_rtx_code): Likewise.
7172 (read_nested_rtx): Likewise.
7174 2016-05-10 James Norris <jnorris@codesourcery.com>
7176 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
7177 if offloading is enabled and -fopenacc or -fopenmp is specified.
7178 (CRTOFFLOADEND): Likewise.
7179 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
7180 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
7182 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
7184 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
7185 gotoff_operand code paths. Use copy_to_suggested_regs and
7186 expand_simple_binop where appropriate. Cleanup.
7188 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7191 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
7193 (dimode_scalar_chain::vector_const_cost): New.
7194 (dimode_scalar_chain::compute_convert_gain): Handle constants.
7195 (dimode_scalar_chain::convert_op): Likewise.
7196 (dimode_scalar_chain::convert_insn): Likewise.
7198 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7200 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
7201 unary operation, not a binary one.
7203 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7206 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
7207 calls with type casted fndecl.
7209 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7211 PR tree-optimization/70786
7212 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
7213 * calls.c (initialize_argument_information): Bind bounds
7214 with corresponding args passed by reference.
7216 2016-05-10 Jakub Jelinek <jakub@redhat.com>
7219 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
7220 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
7221 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
7224 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7227 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
7228 code for a zero scale factor.
7229 (vsx_xvcvdpuxds_scale): Likewise.
7231 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7233 * diagnostic-show-locus.c (layout::layout): Call show_ruler
7234 if show_ruler_p was set on the context.
7235 (layout::show_ruler): New method.
7236 * diagnostic.h (struct diagnostic_context): Add field
7239 2016-05-10 Richard Biener <rguenther@suse.de>
7241 PR tree-optimization/71039
7242 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
7243 (chk_uses): New function.
7244 (propagate_with_phi): Verify we can safely replicate the lhs of an
7245 aggregate assignment on all incoming edges.
7247 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
7249 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
7251 (rx_atomic_sequence): New class.
7252 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
7253 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
7255 (rx_atomic_sequence::rx_atomic_sequence,
7256 rx_atomic_sequence::~rx_atomic_sequence): New functions.
7257 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
7258 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
7259 CTRLREG_INTB): New constants.
7260 (FETCHOP): New code iterator.
7261 (fethcop_name, fetchop_name2): New iterator code attributes.
7262 (QIHI): New mode iterator.
7263 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
7264 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
7265 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
7267 2016-05-10 Martin Liska <mliska@suse.cz>
7269 * tree-inline.c (remap_dependence_clique): Do not remap
7270 debugging statements.
7272 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7274 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
7275 ("*fixuns_truncdfdi2_z13")
7276 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
7277 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
7278 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
7280 2016-05-10 Richard Biener <rguenther@suse.de>
7282 PR tree-optimization/70497
7283 PR tree-optimization/28367
7284 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
7286 (visit_reference_op_load): ... here.
7287 (vn_reference_lookup_3): Use it to handle subreg-like accesses
7288 with simplified BIT_FIELD_REFs.
7289 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
7290 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
7293 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7295 * dwarf2out.c (add_abstract_origin_attribute): Adjust
7296 documentation comment. For BLOCK nodes, add a
7297 DW_AT_abstract_origin attribute that points to the DIE generated
7298 for the origin BLOCK.
7299 (gen_lexical_block_die): Call add_abstract_origin_attribute for
7300 blocks from inlined functions.
7302 2016-05-10 Alan Modra <amodra@gmail.com>
7305 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
7306 regrename modifying insns saving lr before __morestack call.
7307 * config/rs6000/rs6000.md (split_stack_return): Similarly for
7308 insns restoring lr after __morestack call.
7310 2016-05-09 Jakub Jelinek <jakub@redhat.com>
7312 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
7313 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
7315 * config/i386/sse.md (vec_interleave_high<mode>,
7316 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
7317 <avx512>_vpermt2var<mode>3_maskz): Likewise.
7319 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7321 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
7322 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
7323 parallel reassociation for power8 and forward.
7325 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
7327 * config/i386/i386.md (absneg splitters with general regs): Use
7328 general_reg_operand predicate.
7329 (btsq peephole2): Use x86_64_immediate_operand to check if new
7330 value is suitable for immediate operand. Generate emitted insn
7331 using RTL expressions.
7332 (btcq peephole2): Ditto.
7333 (btrq peephole2): Ditto. Generate correct immediate operand
7336 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7338 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
7341 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7343 * tree-affine.c (wide_int_constant_multiple_p): Add missing
7344 pointer dereference.
7346 2016-05-09 Richard Biener <rguenther@suse.de>
7348 PR tree-optimization/70985
7349 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
7350 op0 isn't a gimple register.
7352 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
7354 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
7355 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
7356 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
7357 (i6400_fpu_mult): New cpu units.
7358 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
7359 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
7360 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
7361 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
7362 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
7363 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
7364 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
7365 (i6400_msa_long_float4, i6400_msa_long_float5)
7366 (i6400_msa_long_float8, i6400_msa_fdiv_df)
7367 (i6400_msa_fdiv_sf): New reservations.
7368 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
7369 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
7370 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
7371 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
7372 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
7373 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
7374 (msa_short_cmp, msa_short_float2, msa_short_logic3)
7375 (msa_short_store4, msa_long_load, msa_short_store)
7376 (msa_long_logic, msa_long_float2, msa_long_float4)
7377 (msa_long_float5, msa_long_float8, msa_long_mult)
7378 (msa_long_fdiv, msa_long_div): New reservations.
7380 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
7381 Sameera Deshpande <sameera.deshpande@imgtec.com>
7382 Matthew Fortune <matthew.fortune@imgtec.com>
7383 Graham Stott <graham.stott@imgtec.com>
7384 Chao-ying Fu <chao-ying.fu@imgtec.com>
7386 * config.gcc: Add MSA header file for mips*-*-* target.
7387 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
7388 (Ubv8i, Urv8): New constraints.
7389 * config/mips/mips-ftypes.def: Add function types for MSA
7391 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
7392 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
7393 * config/mips/mips-msa.md: New file.
7394 * config/mips/mips-protos.h
7395 (mips_split_128bit_const_insns): New prototype.
7396 (mips_msa_idiv_insns): Likewise.
7397 (mips_split_128bit_move): Likewise.
7398 (mips_split_128bit_move_p): Likewise.
7399 (mips_split_msa_copy_d): Likewise.
7400 (mips_split_msa_insert_d): Likewise.
7401 (mips_split_msa_fill_d): Likewise.
7402 (mips_expand_msa_branch): Likewise.
7403 (mips_const_vector_same_val_p): Likewise.
7404 (mips_const_vector_same_bytes_p): Likewise.
7405 (mips_const_vector_same_int_p): Likewise.
7406 (mips_const_vector_shuffle_set_p): Likewise.
7407 (mips_const_vector_bitimm_set_p): Likewise.
7408 (mips_const_vector_bitimm_clr_p): Likewise.
7409 (mips_msa_vec_parallel_const_half): Likewise.
7410 (mips_msa_output_division): Likewise.
7411 (mips_ldst_scaled_shift): Likewise.
7412 (mips_expand_vec_cond_expr): Likewise.
7413 * config/mips/mips.c (enum mips_builtin_type): Add
7414 MIPS_BUILTIN_MSA_TEST_BRANCH.
7415 (mips_gen_const_int_vector_shuffle): New prototype.
7416 (mips_const_vector_bitimm_set_p): New function.
7417 (mips_const_vector_bitimm_clr_p): Likewise.
7418 (mips_const_vector_same_val_p): Likewise.
7419 (mips_const_vector_same_bytes_p): Likewise.
7420 (mips_const_vector_same_int_p): Likewise.
7421 (mips_const_vector_shuffle_set_p): Likewise.
7422 (mips_symbol_insns): Forbid loading symbols via immediate for
7424 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
7426 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
7428 (mips_lx_address_p): Add support load indexed address for MSA.
7429 (mips_address_insns): Add calculation of instructions needed for
7430 stores and loads for MSA.
7431 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
7432 CONST_VECTOR for MSA and let it fall through.
7433 (mips_ldst_scaled_shift): New function.
7434 (mips_subword_at_byte): Likewise.
7435 (mips_msa_idiv_insns): Likewise.
7436 (mips_legitimize_move): Validate MSA moves.
7437 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
7438 calculation of costs for MSA division.
7439 (mips_split_move_p): Check if MSA moves need splitting.
7440 (mips_split_move): Split MSA moves if necessary.
7441 (mips_split_128bit_move_p): New function.
7442 (mips_split_128bit_move): Likewise.
7443 (mips_split_msa_copy_d): Likewise.
7444 (mips_split_msa_insert_d): Likewise.
7445 (mips_split_msa_fill_d): Likewise.
7446 (mips_output_move): Handle MSA moves.
7447 (mips_expand_msa_branch): New function.
7448 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
7449 Reinstate 'y' modifier.
7450 (mips_file_start): Add MSA .gnu_attribute.
7451 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
7453 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
7454 (mips_class_max_nregs): Add register size for MSA supported mode.
7455 (mips_cannot_change_mode_class): Allow conversion between MSA
7456 vector modes and TImode.
7457 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
7459 (mips_secondary_reload_class): Force MSA loads/stores via memory.
7460 (mips_preferred_simd_mode): Add preffered modes for MSA.
7461 (mips_vector_mode_supported_p): Add MSA supported modes.
7462 (mips_autovectorize_vector_sizes): New function.
7463 (mips_msa_output_division): Likewise.
7464 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
7465 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
7466 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
7467 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
7468 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
7469 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
7470 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
7471 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
7472 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
7473 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
7474 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
7475 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
7476 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
7477 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
7478 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
7479 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
7480 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7481 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7482 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7483 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7484 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7485 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7486 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7487 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7488 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7489 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7490 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7491 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7492 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7493 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7494 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7495 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7496 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7497 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7498 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7499 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7500 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7501 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7502 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7503 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7504 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7505 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7506 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7507 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7508 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7509 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7510 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7511 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7512 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7513 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7514 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7515 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7516 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7517 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7518 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7519 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7520 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7521 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7522 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7523 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7524 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7525 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7526 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7527 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7528 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7529 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7530 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7531 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7532 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7533 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7534 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7535 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7536 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7537 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7538 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7539 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7540 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7541 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7542 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7543 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7544 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7545 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7546 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7547 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7548 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7549 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7550 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7551 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7552 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7553 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7554 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7555 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7556 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7557 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7558 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7559 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7560 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7561 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7562 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7563 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7564 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7565 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7566 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7567 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7568 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7569 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7570 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7571 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7572 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7573 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7574 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7575 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7576 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7577 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7578 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7579 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7580 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7581 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7582 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7583 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7584 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7585 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7586 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7587 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7588 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7589 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7590 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7591 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7592 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7593 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7594 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7595 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7596 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7597 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7598 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7599 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7600 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7601 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7602 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7603 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7604 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7605 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7606 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7607 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7608 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7609 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7610 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7611 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7612 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7613 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7614 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7616 (mips_get_builtin_decl_index): New array.
7617 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7618 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7619 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7620 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7621 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7623 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7625 (mips_expand_builtin_insn): Prepare operands for
7626 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7627 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7628 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7629 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7630 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7631 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7632 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7633 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7634 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7635 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7636 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7637 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7638 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7639 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7640 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7641 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7642 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7643 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7644 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7645 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7646 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7647 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7648 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7649 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7650 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7651 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7652 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7653 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7654 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7655 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7656 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7657 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7658 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7659 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7660 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7661 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7662 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7663 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7664 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7665 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7666 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7667 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7668 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7669 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7670 These are set implicitly and an error is reported if overridden.
7671 (mips_expand_builtin_msa_test_branch): New function.
7672 (mips_expand_msa_shuffle): Likewise.
7673 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7674 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7675 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7676 (mips_expand_vec_unpack): Add support for MSA.
7677 (mips_expand_vector_init): Likewise.
7678 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7679 instead of const0_rtx.
7680 (mips_msa_vec_parallel_const_half): New function.
7681 (mips_gen_const_int_vector): Likewise.
7682 (mips_gen_const_int_vector_shuffle): Likewise.
7683 (mips_expand_msa_cmp): Likewise.
7684 (mips_expand_vec_cond_expr): Likewise.
7685 * config/mips/mips.h
7686 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7687 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7689 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7690 (ISA_HAS_MSA): New macro.
7691 (UNITS_PER_MSA_REG): Likewise.
7692 (BITS_PER_MSA_REG): Likewise.
7693 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7694 (MSA_REG_FIRST): New macro.
7695 (MSA_REG_LAST): Likewise.
7696 (MSA_REG_NUM): Likewise.
7697 (MSA_REG_P): Likewise.
7698 (MSA_REG_RTX_P): Likewise.
7699 (MSA_SUPPORTED_MODE_P): Likewise.
7700 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7701 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7702 * config/mips/mips.md: Include mips-msa.md.
7703 (alu_type): Add simd_add.
7704 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7705 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7706 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7707 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7708 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7709 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7710 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7711 simd_move, simd_load, simd_store. Choose "multi" for moves
7713 (qword_mode): New attribute.
7714 (insn_count): Add instruction count for quad moves.
7715 Increase the count for MIPS SIMD division.
7716 (UNITMODE): Add UNITMODEs for vector types.
7717 (addsub): New code iterator.
7718 * config/mips/mips.opt (mmsa): New option.
7719 * config/mips/msa.h: New file.
7720 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7722 * config/mips/mti-linux.h: Likewise.
7723 * config/mips/predicates.md
7724 (const_msa_branch_operand): New constraint.
7725 (const_uimm3_operand): Likewise.
7726 (const_uimm4_operand): Likewise.
7727 (const_uimm5_operand): Likewise.
7728 (const_uimm8_operand): Likewise.
7729 (const_imm5_operand): Likewise.
7730 (aq10b_operand): Likewise.
7731 (aq10h_operand): Likewise.
7732 (aq10w_operand): Likewise.
7733 (aq10d_operand): Likewise.
7734 (const_m1_operand): Likewise.
7735 (reg_or_m1_operand): Likewise.
7736 (const_exp_2_operand): Likewise.
7737 (const_exp_4_operand): Likewise.
7738 (const_exp_8_operand): Likewise.
7739 (const_exp_16_operand): Likewise.
7740 (const_vector_same_val_operand): Likewise.
7741 (const_vector_same_simm5_operand): Likewise.
7742 (const_vector_same_uimm5_operand): Likewise.
7743 (const_vector_same_uimm6_operand): Likewise.
7744 (const_vector_same_uimm8_operand): Likewise.
7745 (par_const_vector_shf_set_operand): Likewise.
7746 (reg_or_vector_same_val_operand): Likewise.
7747 (reg_or_vector_same_simm5_operand): Likewise.
7748 (reg_or_vector_same_uimm6_operand): Likewise.
7749 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7751 * doc/invoke.texi (-mmsa): Document new option.
7753 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7755 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7756 * configure: Regenerate.
7757 * config.in: Regenerate.
7758 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7760 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7761 (ENDFILE_VTV_SPEC): Define.
7763 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7765 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7766 registers in all interrupt handlers if necessary.
7767 (rl78_option_override): Add warning.
7768 (MUST_SAVE_MDUC_REGISTERS): New macro.
7769 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7770 * config/rl78/rl78.c (check_mduc_usage): New function.
7771 (mduc_regs): New structure to hold MDUC register data.
7772 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7773 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7774 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7775 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7776 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7777 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7779 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7781 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7782 (tree-ssa-loop-niter.h): Ditto.
7783 (idx_within_array_bound, ref_within_array_bound): New functions.
7784 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7785 Factor out check on writable base object to ...
7786 (base_object_writable): ... here.
7788 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7790 * config/arm/arm.md (probe_stack): Add modes to set source
7793 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7795 * regrename.c (base_reg_class_for_rename): New static function.
7796 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7798 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7800 * cgraph.c (thunk_adjust): Export.
7801 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7802 * cgraphunit.c (thunk_adjust): Export.
7803 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7805 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7807 * tree-inline.c (expand_call_inline): Expand thunks inline.
7809 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7812 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7813 (*sse2_vd_cvtss2sd): Ditto.
7814 * config/i386/i386.md
7815 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7816 Generate *sse2_vd_cvtsd2ss pattern.
7817 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7818 Generate *sse2_vd_cvtss2sd pattern.
7820 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7822 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7823 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7826 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7828 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7829 * config/sh/sh.c: Define and declare variables on first use throughout
7831 (current_function_interrupt): Change to bool type.
7832 (frame_insn): Rename to emit_frame_insn and update users.
7833 (push_regs): Use bool for 'interrupt_handler' argument.
7834 (save_schedule_s): Remove.
7835 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7836 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7837 targetm.asm_out.unaligned_op.di.
7838 (gen_far_branch): Remove redundant forward declaration.
7839 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7840 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7841 (sh_set_return_address, sh_function_ok_for_sibcall,
7842 scavenge_reg): Update comments.
7843 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7844 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7845 (sh_attr_renesas_p): Remove unnecessary parentheses.
7846 (branch_dest): Simplify.
7847 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7848 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7849 (CUMULATIVE_ARGS): Change macro to typedef.
7850 (current_function_interrupt): Change to bool type.
7851 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7852 Surround with __cplusplus ifdef.
7853 (sh_compare_op0, sh_compare_op1): Remove.
7854 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7856 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7858 * config/arm/arm.md: (arch): Add neon.
7859 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7860 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7861 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7862 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7863 attributes for alt renumbering. Mark alt 3 as non-predicable.
7864 (thumb2_movdf_vfp): Likewise.
7866 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7868 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7869 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7870 (*andqi_1): Add preferred_for_speed attribute to disparage
7871 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7872 (*<code>qi_1): Ditto.
7873 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7874 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7875 (*ashlqi3_1): Ditto.
7876 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7877 Add preferred_for_size attribute to disparage alternative 0 and
7878 preferred_for_speed attribute to disparage alternative 1 for
7879 TARGET_PARTIAL_REG_STALL targets.
7881 2016-05-07 Tom de Vries <tom@codesourcery.com>
7883 PR tree-optimization/70956
7884 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7887 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7889 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7890 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7891 * config/sh/sh.md (branch_zero): Remove define_attr.
7892 (define_delay): Disable delay slot if branch distance is one insn.
7894 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7896 * config/i386/i386.md (LEAMODE): New mode attribute.
7897 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7898 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7899 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7900 operand 2 predicate.
7901 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7902 (*lea<mode>_general_3): Ditto.
7903 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7905 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7907 * genmddump.c (main): Convert argv from char ** to const char **.
7909 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7911 * coretypes.h (OVERRIDE): New macro.
7914 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7916 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7917 allow coalescing if the types are compatible.
7919 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7921 * pass_manager.h (pass_manager::register_pass_name): New method.
7922 (pass_manager::get_pass_by_name): New method.
7923 (pass_manager::create_pass_tab): New method.
7924 (pass_manager::m_name_to_pass_map): New field.
7925 * passes.c (name_to_pass_map): Delete global in favor of field
7926 "m_name_to_pass_map" of pass_manager.
7927 (register_pass_name): Rename from a function to...
7928 (pass_manager::register_pass_name): ...this method, updating
7929 for renaming of global "name_to_pass_map" to field
7930 "m_name_to_pass_map".
7931 (create_pass_tab): Rename from a function to...
7932 (pass_manager::create_pass_tab): ...this method, updating
7933 for renaming of global "name_to_pass_map" to field.
7934 (get_pass_by_name): Rename from a function to...
7935 (pass_manager::get_pass_by_name): ...this method.
7936 (enable_disable_pass): Convert use of get_pass_by_name to
7937 a method call, locating the pass_manager singleton.
7939 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7941 * genattr-common.c (main): Convert argv from char ** to const char **.
7942 * genattr.c (main): Likewise.
7943 * genattrtab.c (main): Likewise.
7944 * genautomata.c (initiate_automaton_gen): Likewise.
7946 * gencodes.c (main): Likewise.
7947 * genconditions.c (main): Likewise.
7948 * genconfig.c (main): Likewise.
7949 * genconstants.c (main): Likewise.
7950 * genemit.c (main): Likewise.
7951 * genenums.c (main): Likewise.
7952 * genextract.c (main): Likewise.
7953 * genflags.c (main): Likewise.
7954 * genmddeps.c (main): Likewise.
7955 * genopinit.c (main): Likewise.
7956 * genoutput.c (main): Likewise.
7957 * genpeep.c (main): Likewise.
7958 * genpreds.c (main): Likewise.
7959 * genrecog.c (main): Likewise.
7960 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7961 (init_rtx_reader_args): Likewise.
7962 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7963 (init_rtx_reader_args): Likewise.
7964 * gentarget-def.c (main): Likewise.
7965 * read-md.c (read_md_files): Likewise.
7966 * read-md.h (read_md_files): Likewise.
7968 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7970 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7971 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7972 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7973 Remove unused predicate.
7974 (register_and_not_fp_reg_operand): Ditto.
7976 2016-05-06 Martin Liska <mliska@suse.cz>
7978 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7979 instead of vec as the vector is local to the function.
7981 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7983 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7984 avx512bw alternative.
7986 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7987 before the ashr<mode>3 pattern.
7989 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7990 v instead of x in vex or maybe_vex alternatives, use
7991 maybe_evex instead of vex in prefix.
7993 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7994 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7995 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7996 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7999 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
8000 v instead of x in vex or maybe_vex alternatives, use
8001 maybe_evex instead of vex in prefix.
8003 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
8004 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
8005 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
8006 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
8007 alternatives, use maybe_evex instead of vex in prefix.
8009 * config/i386/sse.md (vec_interleave_lowv4sf,
8010 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
8011 v instead of x in vex or maybe_vex alternatives, use
8012 maybe_evex instead of vex in prefix.
8014 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
8015 v instead of x in vex or maybe_vex alternatives, use
8016 maybe_evex instead of vex in prefix.
8018 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
8019 v constraint instead of x.
8021 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
8023 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
8024 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
8027 2016-05-06 Richard Biener <rguenther@suse.de>
8029 PR tree-optimization/70948
8030 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
8031 Properly clobber all fields of va_list for __builtin_va_start.
8033 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8036 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
8037 loop latch destination.
8039 2016-05-06 Martin Liska <mliska@suse.cz>
8041 * tree-ssa-uninit.c: Apply manual changes
8042 to the GNU coding style.
8043 (prune_uninit_phi_opnds): Rename from
8044 prune_uninit_phi_opnds_in_unrealizable_paths.
8046 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8048 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
8049 mspace): Remove deprecated options.
8050 * doc/invoke.texi (SH options): Remove -mspace.
8052 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8054 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
8056 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8058 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
8059 corresponding combine split pattern.
8061 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8064 * config/sh/predicates.md (long_displacement_mem_operand): New.
8065 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
8066 Add movi20, movi20s alternatives. Adjust length attribute for
8068 (movsi_ie): Allow for any FPU. Adjust length attribute for
8070 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
8071 attribute for alternatives.
8072 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
8073 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
8074 length attribute for alternatives.
8076 2016-05-06 Richard Biener <rguenther@suse.de>
8078 PR tree-optimization/70960
8079 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
8081 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8084 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
8085 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
8087 2016-05-06 Marek Polacek <polacek@redhat.com>
8090 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
8092 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8095 * config/sh/sh.md (*rotcr): Add another variant.
8097 2016-05-06 Richard Biener <rguenther@suse.de>
8100 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
8102 2016-05-06 Richard Biener <rguenther@suse.de>
8105 * fold-const.c (split_tree): Always convert to the original type
8108 2016-05-06 Richard Biener <rguenther@suse.de>
8110 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
8111 (fwprop_addr): Likewise.
8113 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8116 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
8118 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
8119 * config/i386/i386.md (push mem splitter): Use find_constant_src in
8120 the splitter condition.
8121 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
8122 the splitter condition.
8123 (FP float_extend load splitter): Ditto.
8125 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
8127 * config/i386/i386.md (peehole2 patterns): Change true_regnum
8128 to REGNO in all peephole2 patterns.
8129 (post-reload splitters): Change true_regnum to REGNO in
8130 post-reload splitters.
8131 (zero_extend splitters): Use general_reg_operand and
8132 nonimmediate_gr_operand predicates.
8134 2016-05-05 Jakub Jelinek <jakub@redhat.com>
8136 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
8137 v constraint instead of x.
8139 2016-05-05 Alan Modra <amodra@gmail.com>
8142 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
8143 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
8144 TARGET_NO_FP_IN_TOC for -mrelocatable.
8145 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
8146 TARGET_RELOCATABLE test.
8147 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8148 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8149 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8150 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8151 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8152 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8153 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8154 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8155 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
8156 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8158 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
8159 (rs6000_stack_info): Likewise.
8160 (rs6000_elf_asm_out_constructor): Likewise.
8161 (rs6000_elf_asm_out_destructor): Likewise.
8162 (rs6000_elf_declare_function_name): Likewise.
8163 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
8164 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
8167 2016-05-05 Alan Modra <amodra@gmail.com>
8169 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
8171 2016-05-05 Alan Modra <amodra@gmail.com>
8173 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
8174 out-of-line gpr restore for one or two regs if that would add
8177 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
8180 * config/i386/i386.md
8181 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
8182 Change to post-epilogue_completed late splitter. Use sse_reg_operand
8183 as operand 0 predicate.
8184 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
8186 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
8187 Ditto. Emit the pattern using RTX.
8189 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
8190 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
8191 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
8192 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
8194 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
8195 sse_reg_operand as operand 0 predicate.
8197 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
8198 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
8199 instead of gen_rtx_REG.
8200 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
8203 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8205 * function.c (emit_use_return_register_into_block): Delete.
8206 (gen_return_pattern): Delete.
8207 (emit_return_into_block): Delete.
8208 (active_insn_between): Delete.
8209 (convert_jumps_to_returns): Delete.
8210 (emit_return_for_exit): Delete.
8211 (thread_prologue_and_epilogue_insns): Delete all code dealing with
8212 simple_return for shrink-wrapped blocks.
8213 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
8214 end of blocks that need one.
8215 (get_unconverted_simple_return): Delete.
8216 (convert_to_simple_return): Delete.
8217 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
8218 (convert_to_simple_return): Ditto.
8220 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8222 * cfgcleanup.c (bb_is_just_return): New function.
8223 (try_optimize_cfg): Simplify jumps to return, branches to return,
8224 and branches around return.
8226 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8228 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
8231 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8235 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
8236 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
8237 assert flags & OEP_HASH_CHECK, instead of asserting it
8238 never happens. Handle TARGET_EXPR.
8239 * fold-const.c (operand_equal_p): For hash verification,
8240 or in OEP_HASH_CHECK into flags.
8242 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
8244 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
8246 (compute_samebase_partition_bases): Fix typo.
8248 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8250 * config/i386/sse.md (vec_interleave_highv8sf,
8251 vec_interleave_lowv8sf, vec_interleave_highv4df,
8252 vec_interleave_lowv4df): Remove constraints from expanders.
8254 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
8256 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8258 * tree-inline.c (expand_call_inline): Fix path dealing with
8259 making lhs of call statement undefined.
8261 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8263 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
8264 Check availability on NODE, too.
8265 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
8266 (cgraph_node::call_for_symbol_and_aliases): Likewise.
8267 (varpool_node::call_for_symbol_and_aliase): Likewise.
8268 * ipa-pure-const.c (add_new_function): Analyze all bodies.
8269 (propagate_pure_const): Propagate across interposable functions, too.
8270 (skip_function_for_local_pure_const): Do not skip interposable bodies
8272 (pass_local_pure_const::execute): Update.
8274 2016-05-04 Marek Polacek <polacek@redhat.com>
8276 * doc/invoke.texi: Document -Wdangling-else.
8278 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
8280 * config.gcc: Error out when conflicting multilib is detected. Do not
8281 loop over multilibs since no combination is legal.
8283 2016-05-04 Alan Modra <amodra@gmail.com>
8285 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
8286 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
8287 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8290 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
8292 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
8293 Clean up p5600 comments.
8295 2016-05-04 Richard Biener <rguenther@suse.de>
8297 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
8298 constructor simplifications.
8299 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
8301 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
8303 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
8304 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
8305 result.set_rtx is null instead of aborting.
8306 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
8308 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
8309 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
8310 *mov<mode>_store_postinc): New patterns.
8312 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
8314 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
8315 as commutative. Check both conversions are NOP.
8316 ((A & B) OP (C & B)): Remove.
8318 2016-05-04 Alan Modra <amodra@gmail.com>
8320 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
8322 2016-05-04 Alan Modra <amodra@gmail.com>
8325 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
8326 when cr2,3,4 are all fixed regs.
8328 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
8330 PR rtl-optimization/57193
8331 * opts.c (default_options_table): Revert OPT_frename_registers change.
8332 * doc/invoke.texi (-frename-registers, -O2): Likewise.
8334 2016-05-03 Martin Sebor <msebor@redhat.com>
8337 * builtins.c (fold_builtin_FILE): New function.
8338 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
8339 (fold_builtin_0): Call them.
8340 * gimplify.c (gimplify_call_expr): Remove the handling of
8341 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
8344 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
8345 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
8349 * doc/extend.texi (Function Names as Strings): Update __func__,
8350 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
8353 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8354 Richard Biener <rguenther@suse.de>
8356 PR tree-optimization/70916
8357 * tree-if-conv.c: Include cfganal.h.
8358 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
8359 and remove_fake_exit_edges around the optimization pass.
8361 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
8363 * cgraph.c (symbol_table::create_edge): Set inline_failed.
8364 (cgraph_edge::make_direct): Likewise.
8365 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
8366 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
8367 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
8368 (CIF_THUNK): New code.
8369 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
8370 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
8371 (compute_inline_parameters): Set inline_failed for thunks.
8372 (inline_analyze_function): Cleanup.
8373 * ipa-inline.c (can_inline_edge_p): Do not deal with
8374 call_stmt_cannot_inline_p.
8375 (can_early_inline_edge_p): Likewise.
8376 (early_inliner): Initialize inline_failed.
8377 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
8379 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
8381 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
8382 from nonimm_ssenomem_operand.
8383 (nonimm_ssenomem_operand): New predicate.
8384 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
8385 as operand 0 predicate.
8386 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
8387 Disable unsupported alternatives using "enabled" attribute.
8388 Use register_ssemem_operand as operand 0 predicate.
8389 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
8391 2016-05-03 Marek Polacek <polacek@redhat.com>
8394 * input.c (expansion_point_location): New function.
8395 * input.h (expansion_point_location): Declare.
8397 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
8399 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
8400 occurence with frame_offset_ ones.
8402 2016-05-03 Alan Modra <amodra@gmail.com>
8404 PR rtl-optimization/70890
8405 * ira.c (combine_and_move_insns): When moving def_insn, remove
8408 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
8410 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
8411 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
8412 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
8413 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
8415 2016-05-03 Alan Modra <amodra@gmail.com>
8417 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
8418 for SAVE_MULTIPLE/STORE_MULTIPLE.
8420 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8422 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
8423 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
8425 2016-05-03 Richard Biener <rguenther@suse.de>
8427 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
8429 (gimplify_arg): Likewise.
8430 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
8431 re-writing the result to a decl if required.
8432 (internal_get_tmp_var): Add allow_ssa parameter
8433 and override into_ssa with it.
8434 (get_formal_tmp_var): Adjust.
8435 (get_initialized_tmp_var): Add allow_ssa parameter.
8436 (gimplify_arg): Add allow_ssa parameter and avoid generating
8437 SSA names for the result false.
8438 (gimplify_call_expr): If the call may return twice do not
8439 gimplify parameters into SSA.
8440 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
8441 (gimplify_modify_expr): Adjust assert. For noreturn calls
8442 with a SSA name LHS adjust its def.
8443 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
8444 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
8445 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
8446 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
8447 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
8448 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
8449 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
8450 (optimize_target_teams): Do not allow SSA names for clause operands.
8451 (gimplify_expr): Likewise for where we mark the result addressable.
8452 * passes.def (pass_init_datastructures): Remove.
8453 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
8454 (rewrite_stmt): Likewise.
8455 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
8456 (replace_locals_op): Replace SSA names.
8457 (copy_gimple_seq_and_replace_locals): Init src_cfun.
8458 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
8459 * cgraph.c (release_function_body): Free CFG annotations only
8460 when we have a CFG. Simplify.
8461 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8462 force_gimple_operand instead of get_initialized_tmp_var.
8463 * tree-pass.h (make_pass_init_datastructures): Remove.
8464 * tree-ssa.c (execute_init_datastructures): Remove.
8465 (pass_data_init_datastructures): Likewise.
8466 (class pass_init_datastructures): Likewise.
8467 (make_pass_init_datastructures): Likewise.
8468 * omp-low.c (create_omp_child_function): Init SSA data structures.
8469 (grid_expand_target_grid_body): Likewise.
8470 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
8471 name before adding it to names_to_release.
8472 (remove_bb): Always release SSA defs.
8473 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
8474 before dereferencing it.
8475 * cgraphunit.c (init_lowered_empty_function): Always
8476 int SSA data structures.
8477 * tree-ssanames.c (release_defs): Remove assert that we are in
8479 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8481 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8482 Uros Bizjak <ubizjak@gmail.com>
8484 PR rtl-optimization/70467
8485 * config/i386/predicates.md (x86_64_hilo_int_operand,
8486 x86_64_hilo_general_operand): New predicates.
8487 * config/i386/constraints.md (Wd): New constraint.
8488 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8489 (general_hilo_operand): New mode attr.
8490 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8491 instead of <general_operand>.
8492 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8493 x86_64_hilo_general_operand instead of <general_operand>.
8495 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8497 PR tree-optimization/70916
8498 * tree-if-conv.c (constant_or_ssa_name): Removed.
8499 (fold_build_cond_expr): Use is_gimple_val instead of
8500 constant_or_ssa_name.
8502 PR tree-optimization/70916
8503 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8504 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8507 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8508 (optimize_atomic_bit_test_and): New function.
8509 (pass_fold_builtins::execute): Use it.
8510 * optabs.def (atomic_bit_test_and_set_optab,
8511 atomic_bit_test_and_complement_optab,
8512 atomic_bit_test_and_reset_optab): New optabs.
8513 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8514 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8515 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8516 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8517 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8518 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8519 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8520 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8521 atomic_bit_test_and_complement@var{mode},
8522 atomic_bit_test_and_reset@var{mode}): Document.
8523 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8524 atomic_bit_test_and_complement<mode>,
8525 atomic_bit_test_and_reset<mode>): New expanders.
8526 (atomic_bit_test_and_set<mode>_1,
8527 atomic_bit_test_and_complement<mode>_1,
8528 atomic_bit_test_and_reset<mode>_1): New insns.
8530 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8532 PR rtl-optimization/70687
8533 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8534 instead of unsigned HOST_WIDE_INT.
8536 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8538 PR rtl-optimization/44281
8539 * hard-reg-set.h (struct target_hard_regs): New field
8540 x_fixed_nonglobal_reg_set.
8541 (fixed_nonglobal_reg_set): New macro.
8542 * reginfo.c (init_reg_sets_1): Initialize it.
8543 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8545 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8547 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8549 PR tree-optimization/56541
8550 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8551 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8552 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8553 (any_complicated_phi): new static variable.
8554 (aggressive_if_conv): delete.
8555 (if_convertible_phi_p): support phis with more than two arguments.
8556 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8557 critical pred edges.
8558 (ifcvt_split_critical_edges): support phis with more than two
8559 arguments by checking new parameter. only split critical edges
8561 (tree_if_conversion): handle simd pragma marked loop using new
8562 local variable aggressive_if_conv. check any_complicated_phi.
8564 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8566 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8569 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8571 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8574 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8576 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8577 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8578 define_insn_and_split.
8579 (mulsi3_i): New define_insn_and_split.
8580 (mulsi3_call): Convert to define_insn.
8581 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8584 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8586 * machmode.h (mode_complex): Add support to give the complex mode
8588 (GET_MODE_COMPLEX_MODE): Likewise.
8589 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8590 stored by build_complex_type and gfc_build_complex_type instead of
8591 trying to figure out the appropriate mode based on the size. Raise
8592 an assertion error, if the type was not set.
8593 * genmodes.c (struct mode_data): Add field for the complex type of
8595 (blank_mode): Likewise.
8596 (make_complex_modes): Remember the complex mode created in the
8598 (emit_mode_complex): Write out the mode_complex array to map a
8599 type mode to the complex version.
8600 (emit_insn_modes_c): Likewise.
8601 * tree.c (build_complex_type): Set the complex type to use before
8602 calling layout_type.
8603 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8604 support for __float128 complex datatypes.
8605 (rs6000_hard_regno_mode_ok): Likewise.
8606 (rs6000_setup_reg_addr_masks): Likewise.
8607 (rs6000_complex_function_value): Likewise.
8608 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8609 __float128 and __ibm128 complex.
8610 (FLOAT128_IBM_P): Likewise.
8611 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8612 * doc/extend.texi (Additional Floating Types): Document that
8613 -mfloat128 must be used to enable __float128. Document complex
8614 __float128 and __ibm128 support.
8616 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8619 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8620 char/short arguments promoted to int because of promote_prototypes.
8622 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8624 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8625 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8626 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8627 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8628 alternatives using "enabled" attribute. Use register_ssemem_operand
8629 as operand 1 predicate.
8630 (*cmpi<unord>xf_i387): Split XFmode pattern from
8631 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8632 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8633 *absneg<mode>2_i387. Disable unsupported alternatives using
8634 "enabled" attribute.
8635 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8637 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8639 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8641 (oacc_loop_process): Check mask for loop termination.
8643 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8645 * cif-code.def (CIF_THUNK): Add.
8646 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8649 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8651 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8652 (dump_inline_summary): Dump it.
8653 (fp_expression_p): New predicate.
8654 (estimate_function_body_sizes): Use it.
8655 (inline_merge_summary): Merge fp_expressions.
8656 (inline_read_section): Read fp_expressions.
8657 (inline_write_summary): Write fp_expressions.
8658 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8659 codegen boundary if either caller or callee is !fp_expressions.
8660 * ipa-inline.h (inline_summary): Add fp_expressions.
8661 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8662 to fp_expressions be sure the fp generation flags are updated.
8664 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8666 PR rtl-optimization/70467
8667 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8669 PR rtl-optimization/70467
8670 * ipa-pure-const.c (check_call): Handle internal calls even in
8671 ipa mode like in local mode.
8673 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8675 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8677 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8679 * match.pd (X u< X, X u> X): New transformations.
8681 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8683 * flag-types.h (enum warn_strict_overflow_code): Move ...
8684 * coretypes.h: ... here.
8685 * fold-const.h (fold_overflow_warning): Declare.
8686 * fold-const.c (fold_overflow_warning): Make non-static.
8687 (fold_comparison): Move the transformation of X +- C1 CMP C2
8688 into X CMP C2 -+ C1 ...
8689 * match.pd: ... here.
8690 * gimple-fold.c (fold_stmt_1): Protect with
8691 fold_defer_overflow_warnings.
8693 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8695 * omp-low.c (struct oacc_loop): Add 'inner' field.
8696 (new_oacc_loop_raw): Initialize it to zero.
8697 (oacc_loop_fixed_partitions): Initialize it.
8698 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8699 available partitioning.
8701 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8703 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8705 (umulsidi3): Likewise.
8706 (indirect_jump): Fix jump instruction assembly patterns.
8708 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8711 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8712 (nvptx_function_value): Assert non-NULL cfun.
8714 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8716 PR rtl-optimization/70886
8717 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8719 * cselib.h (rtx_equal_for_cselib_1): Declare.
8720 (rtx_equal_for_cselib_p: New inline function.
8721 * cselib.c (rtx_equal_for_cselib_p): Delete.
8722 (rtx_equal_for_cselib_1): Make public.
8724 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8726 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8727 (register_mixssei387nonimm_operand): Remove predicate.
8728 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8729 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8730 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8731 for TARGET_MIX_SSE_I387 alternatives.
8732 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8733 Disable unsupported alternatives using "enabled" attribute. Use
8734 nonimm_ssenomem_operand as operand 1 predicate. Also check
8735 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8737 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8739 * tree.c (cst_and_fits_in_hwi): Simplify.
8741 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8743 * tree.h (wi::to_wide): New function.
8744 * expr.c (expand_expr_real_1): Use wi::to_wide.
8745 * fold-const.c (int_const_binop_1): Likewise.
8746 (extract_muldiv_1): Likewise.
8748 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8750 * wide-int.h: Update offset_int and widest_int documentation.
8751 (WI_SIGNED_SHIFT_RESULT): New macro.
8752 (wi::binary_shift): Define signed_shift_result_type for
8753 shifts on offset_int- and widest_int-like types.
8754 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8755 * tree.h (int_bit_position): Use shift operators instead of wi::
8757 * alias.c (adjust_offset_for_component_ref): Likewise.
8758 * expr.c (get_inner_reference): Likewise.
8759 * fold-const.c (fold_comparison): Likewise.
8760 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8761 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8762 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8763 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8764 (stmt_kills_ref_p): Likewise.
8765 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8766 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8767 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8768 (ao_ref_init_from_vn_reference): Likewise.
8770 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8772 * wide-int.h: Update offset_int and widest_int documentation.
8773 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8774 (wi::binary_traits): Allow ordered comparisons between offset_int and
8775 offset_int, between widest_int and widest_int, and between either
8776 of these types and basic C types.
8777 (operator <, <=, >, >=): Define for the same combinations.
8778 * tree.h (tree_int_cst_lt): Use comparison operators instead
8779 of wi:: comparisons.
8780 (tree_int_cst_le): Likewise.
8781 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8782 (fold_nonarray_ctor_reference): Likewise.
8783 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8784 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8785 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8786 * tree-sra.c (completely_scalarize): Likewise.
8787 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8788 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8789 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8790 (check_for_binary_op_overflow): Likewise.
8791 (search_for_addr_array): Likewise.
8792 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8794 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8796 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8797 (arc_save_restore): Likewise.
8798 (arc_dwarf_register_span): Likewise.
8799 (arc_output_pic_addr_const): Initialize suffix variable.
8801 2016-05-02 Martin Liska <mliska@suse.cz>
8803 * symbol-summary.h (function_summary::function_summary):
8804 Remove checking assert for all cgraph nodes.
8805 (function_summary::get): Check summary_uid.
8806 (symtab_insertion): Check summary_uid.
8808 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8810 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8811 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8813 (arc_dwarf_register_span): Remove enum keyword.
8814 (compact_memory_operand_p): New function.
8815 * config/arc/arc.h (reg_class): Add code density register classes.
8816 (REG_CLASS_NAMES): Likewise.
8817 (REG_CLASS_CONTENTS): Likewise.
8818 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8819 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8820 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8821 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8822 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8824 (h, Rcd, Rsd, Rzd): New register constraints.
8825 (T): Use compact_memory_operand_p function.
8826 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8828 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8830 * config/sh/sh.md (*negnegt, *movtt): Remove.
8832 2016-05-02 Marek Polacek <polacek@redhat.com>
8833 Tom de Vries <tom@codesourcery.com>
8835 PR tree-optimization/70700
8836 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8837 bigger than FIRST_REF_NODE.
8839 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8842 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8844 (prepare_cbranch_operands): Don't use scratch register. Assume that
8845 function is used when pseudos can be created.
8846 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8847 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8848 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8849 define_expand. Allow it only when pseudos can be created.
8850 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8852 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8854 * config/i386/constraints.md (BC): Only allow -1 operands.
8855 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8856 Add "enabled" attribute. Update XI mode attribute calculation.
8857 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8858 (*movoi_internal_avx): Update XI mode attribute calculation.
8859 (*movti_internal): Ditto.
8861 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8863 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8864 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8866 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8868 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8869 statement on instruction code. Remove trailing spaces.
8870 (altivec_expand_stv_builtin): Likewise.
8872 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8874 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8875 (TARGET_FPU_DOUBLE): Simplify.
8876 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8877 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8878 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8879 with 'TARGET_FPU_DOUBLE'.
8880 * config/sh/sh.md: Likewise.
8882 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8884 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8885 SH_DIV_STR_FOR_SIZE): Remove.
8886 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8887 SH_DIV_STR_FOR_SIZE): Remove.
8889 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8891 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8892 logical_reg_operand): Delete.
8893 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8894 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8895 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8896 match_operand and match_test.
8897 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8898 variables on their first use. Return bool values.
8899 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8900 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8901 arith_reg_operand for input operand. Remove empty constraints.
8903 (*xorsi3_compact): Rename to xorsi3.
8904 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8905 (*zero_extend<mode>si2_disp_mem): Update comment.
8908 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8910 * config/sh/t-sh: Remove SH5 support.
8911 * config.gcc: Likewise.
8912 * configure: Likewise.
8914 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8916 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8918 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8920 * config/sh/sh.c (register_sh_passes, sh_option_override,
8921 sh_print_operand, prepare_move_operands,
8922 sh_can_follow_jump): Remove TARGET_SH1 checks.
8923 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8924 PROMOTE_MODE): Likewise.
8925 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8928 2016-04-30 Alan Modra <amodra@gmail.com>
8930 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8931 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8932 Check for user regs later to avoid unnecessary looping over regs.
8933 Merge user reg check with non-saved reg check. Don't force
8934 inline VR restore when static chain used.
8935 (rs6000_frame_related): Omit eh_frame info for user regs when
8937 (fixed_regs_p): Delete.
8939 2016-04-30 Alan Modra <amodra@gmail.com>
8941 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8942 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8945 2016-04-30 Alan Modra <amodra@gmail.com>
8948 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8949 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8952 2016-04-30 Alan Modra <amodra@gmail.com>
8954 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8955 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8956 flag_pic test for Darwin.
8958 2016-04-30 Alan Modra <amodra@gmail.com>
8960 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8961 throw_calls_crossed.
8962 (REG_FREQ_CALLS_CROSSED): Delete.
8963 (REG_N_THROWING_CALLS_CROSSED): Delete.
8964 * regstat.c (regstat_bb_compute_ri): Don't calculate
8965 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8966 (dump_reg_info): Don't print call cross frequency.
8967 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8968 and REG_N_THROWING_CALLS_CROSSED.
8970 2016-04-30 Alan Modra <amodra@gmail.com>
8972 * regs.h (struct reg_info_t): Delete live_length.
8973 (REG_LIVE_LENGTH): Delete macro.
8974 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8975 local_live, local_processed and local_live_last_luid params.
8976 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8978 (regstat_compute_ri): Adjust for above. Don't set
8980 (dump_reg_info): Don't print live length.
8981 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8982 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8983 Localize loop_depth var.
8985 2016-04-30 Alan Modra <amodra@gmail.com>
8987 * ira.c (enum valid_equiv): New.
8988 (validate_equiv_mem): Return enum.
8989 (update_equiv_mem): Create replacement in more cases.
8990 (add_store_equivs): Update validate_equiv_mem call.
8992 2016-04-30 Alan Modra <amodra@gmail.com>
8994 * ira.c (combine_and_move_insns): Rather than scanning insns,
8995 use DF infrastucture to find use and def insns.
8997 2016-04-30 Alan Modra <amodra@gmail.com>
8999 ira.c (combine_and_move_insns): Move invariant conditions..
9000 (ira.c): ..to here. Call combine_and_move_insns before
9001 add_store_equivs. Call grow_reg_equivs later. Allocate
9002 req_equiv later using max_reg_num() rather than global max_regno.
9003 (contains_replace_regs): Delete.
9004 (add_store_equivs): Remove contains_replace_regs test.
9006 2016-04-30 Alan Modra <amodra@gmail.com>
9008 * ira.c (struct equiv_mem_data): New.
9009 (equiv_mem, equiv_mem_modified): Delete static vars.
9010 (validate_equiv_mem_from_store): Use "data" param to communicate..
9011 (validate_equiv_mem): ..from here.
9013 2016-04-30 Alan Modra <amodra@gmail.com>
9015 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
9017 (update_reg_equivs): ..here. Move allocation and freeing of
9018 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
9019 end_alias_analysis to..
9022 2016-04-30 Alan Modra <amodra@gmail.com>
9024 * ira.c (pdx_subregs): Delete.
9025 (struct equivalence): Add pdx_subregs field.
9026 (set_paradoxical_subreg): Remove pdx_subregs param. Update
9028 (update_equiv_regs): Don't create or free pdx_subregs. Update
9031 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9033 * config/rs6000/altivec.h: Change definitions of vec_xl and
9035 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
9036 (LD_ELEMREV_V2DI): New.
9037 (LD_ELEMREV_V4SF): New.
9038 (LD_ELEMREV_V4SI): New.
9039 (LD_ELEMREV_V8HI): New.
9040 (LD_ELEMREV_V16QI): New.
9041 (ST_ELEMREV_V2DF): New.
9042 (ST_ELEMREV_V2DI): New.
9043 (ST_ELEMREV_V4SF): New.
9044 (ST_ELEMREV_V4SI): New.
9045 (ST_ELEMREV_V8HI): New.
9046 (ST_ELEMREV_V16QI): New.
9049 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9050 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
9051 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
9052 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
9053 (altivec_expand_builtin): Add handling for
9054 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
9055 (rs6000_invalid_builtin): Add error-checking for
9056 RS6000_BTM_P9_VECTOR.
9057 (altivec_init_builtins): Define builtins used to implement vec_xl
9059 (rs6000_builtin_mask_names): Define power9-vector.
9060 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
9061 (RS6000_BTM_P9_VECTOR): Define.
9062 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
9063 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
9064 (vsx_ld_elemrev_v2df): Likewise.
9065 (vsx_ld_elemrev_v4sf): Likewise.
9066 (vsx_ld_elemrev_v4si): Likewise.
9067 (vsx_ld_elemrev_v8hi): Likewise.
9068 (vsx_ld_elemrev_v16qi): Likewise.
9069 (vsx_st_elemrev_v2df): Likewise.
9070 (vsx_st_elemrev_v2di): Likewise.
9071 (vsx_st_elemrev_v4sf): Likewise.
9072 (vsx_st_elemrev_v4si): Likewise.
9073 (vsx_st_elemrev_v8hi): Likewise.
9074 (vsx_st_elemrev_v16qi): Likewise.
9075 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
9078 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
9080 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
9082 (simplify_control_stmt_condition_1): ... here. Recurse into
9083 BIT_AND_EXPRs and BIT_IOR_EXPRs.
9085 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
9088 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
9089 (zero_extendqi<mode>2_dot): Revert earlier conversion from
9090 define_insn_and_split to define_insn.
9091 (zero_extendqi<mode>2_dot2): Same.
9092 (extendqi<mode>2_dot): Same.
9093 (extendqi<mode>2_dot2): Same.
9095 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9097 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
9098 (probe_stack): New expander.
9099 (probe_stack_<mode>): New insn pattern.
9101 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9103 * config/i386/i386.md
9104 (operations with memory inputs setting flags peephole2):
9105 Remove uneeded REG_P checks. Cleanup pattern generation.
9107 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
9109 * tree-vect-loop.c (vect_transform_loop): Fix
9110 nb_iterations_upper_bound computation for vectorized loop.
9112 2016-04-29 Marek Polacek <polacek@redhat.com>
9113 Jakub Jelinek <jakub@redhat.com>
9116 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
9117 TARGET_EXPR_SLOT as a base.
9119 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
9121 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
9122 with 'rCm2' constraints to limit possible immediate size.
9123 (*load_zeroextendqisi_update): Likewise.
9124 (*load_signextendqisi_update): Likewise.
9125 (*loadhi_update): Likewise.
9126 (*load_zeroextendhisi_update): Likewise.
9127 (*load_signextendhisi_update): Likewise.
9128 (*loadsi_update): Likewise.
9129 (*loadsf_update): Likewise.
9131 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9133 * config/i386/predicates.md (constm1_operand): Fix comparison.
9135 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9137 * testsuite/gcc.target/arc/ieee_eq.c: New test.
9139 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
9141 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
9142 remaining SH5 related settings.
9143 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
9144 shmedia_prepare_call_address): Delete.
9145 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
9146 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
9147 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
9148 UNSUPPORTED_SH2A): Remove m5 checks.
9149 (sh_divide_strategy_e): Remove SH5 division strategies.
9150 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
9151 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
9153 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9155 * config/s390/s390.c (s390_rtx_costs): Update documentation.
9157 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9159 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
9160 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
9162 * config/s390/vector.md ("mov<mode>"): Likewise.
9164 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
9166 * config/s390/constraints.md ("U", "W"): Invoke
9167 s390_mem_constraint with "ZR" and "ZT".
9168 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
9169 addresses when using LRA. Accept also short displacements for S
9170 and T constraints. Do not check for long displacement target for
9171 S and T constraints.
9172 (s390_mem_constraint): Remove handling of U and W constraints.
9173 * config/s390/s390.md (various patterns): Remove the short
9174 displacement constraints (Q and R) if a long displacement
9175 constraint is present. Add longdisp as required CPU capability.
9176 * config/s390/vector.md: Likewise.
9177 * config/s390/vx-builtins.md: Likewise.
9179 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9182 * reload1.c (reload): Call finish_spills before
9183 restarting reload loop. Skip select_reload_regs
9184 if update_eliminables_and_spill returns true.
9186 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9188 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
9189 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
9190 (umulhisi3_imm): Update predicates and constraint letters.
9191 (umulhisi3_reg): Declare instruction as commutative.
9192 * config/arc/constraints.md (J12, J16): New constraints.
9193 * config/arc/predicates.md (short_unsigned_const_operand): New
9195 (arc_short_operand): Likewise.
9196 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
9198 2016-04-29 Richard Biener <rguenther@suse.de>
9200 PR tree-optimization/13962
9201 PR tree-optimization/65686
9202 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
9203 * tree-ssa-alias.c (ptrs_compare_unequal): New function
9204 using PTA to compare pointers.
9205 * match.pd: Add pattern for pointer equality compare simplification
9206 using ptrs_compare_unequal.
9208 2016-04-29 Richard Biener <rguenther@suse.de>
9210 * stor-layout.c (layout_type): Do not build a pointer-to-element
9213 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9215 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
9216 Use SWI mode iterator. Use general_reg_operand predicate.
9217 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
9218 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
9221 2016-04-29 Jakub Jelinek <jakub@redhat.com>
9224 * fold-const.c (operand_equal_p): Don't verify hash value equality
9226 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
9229 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9232 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
9233 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
9234 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
9235 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
9236 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
9238 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9240 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
9241 to info. Don't initialize separate fields to 0. Clean up
9244 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9246 * config/i386/i386.md (peephole2s for operations with memory inputs):
9247 Use SWI mode iterator.
9248 (peephole2s for operations with memory outputs): Ditto.
9249 Do not check for stack checking probe.
9251 (probe_stack): Remove expander.
9253 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9254 Andrew Burgess <andrew.burgess@embecosm.com>
9256 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
9257 operands as 32-bits.
9259 2016-04-28 Jason Merrill <jason@redhat.com>
9261 * gdbinit.in: Skip line-map.h.
9263 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9264 Andrew Burgess <andrew.burgess@embecosm.com>
9266 * config/arc/arc.c (arc_conditional_register_usage): Take
9267 TARGET_RRQ_CLASS into account.
9268 (arc_print_operand): Support printing 'p' and 's' operands.
9269 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
9271 (TARGET_RRQ_CLASS): Define.
9272 (IS_POWEROF2_OR_0_P): Define.
9273 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
9275 (*tst_movb): New define_insn.
9276 (*tst): Avoid recognition if it could prevent '*tst_movb'
9277 combination; replace c/CnL with c/Chs alternative.
9278 (*tst_bitfield_tst): New define_insn.
9279 (*tst_bitfield_asr): New define_insn.
9280 (*tst_bitfield): New define_insn.
9281 (andsi3_i): Add Rrq variant.
9282 (extzv): New define_expand.
9283 (insv): New define_expand.
9284 (*insv_i): New define_insn.
9285 (*movb): New define_insn.
9286 (*movb_signed): New define_insn.
9287 (*movb_high): New define_insn.
9288 (*movb_high_signed): New define_insn.
9289 (*movb_high_signed + 1): New define_split pattern.
9290 (*mrgb): New define_insn.
9291 (*mrgb + 1): New define_peephole2 pattern.
9292 (*mrgb + 2): New define_peephole2 pattern.
9293 * config/arc/arc.opt (mbitops): New option for nps400, uses
9294 TARGET_NPS_BITOPS_DEFAULT.
9295 * config/arc/constraints.md (q): Make register class conditional.
9296 (Rrq): New register constraint.
9297 (Chs): New constraint.
9298 (Clo): New constraint.
9299 (Chi): New constraint.
9300 (Cbf): New constraint.
9301 (Cbn): New constraint.
9302 (C18): New constraint.
9303 (Cbi): New constraint.
9305 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9307 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
9309 (bitmap_intersection_of_preds): Ditto.
9310 (bitmap_union_of_succs): Ditto.
9311 (bitmap_union_of_preds): Ditto.
9312 * sbitmap.c (do_popcount): Delete.
9313 (BITMAP_DEBUGGING): Delete.
9314 (sbitmap_verify_popcount): Delete.
9315 (sbitmap_alloc): Don't initialize the popcount field.
9316 (sbitmap_alloc_with_popcount): Delete.
9317 (sbitmap_resize): Don't resize the popcount array.
9318 (sbitmap_vector_alloc): Don't initialize the popcount field.
9319 (bitmap_copy): Don't copy the popcount array.
9320 (bitmap_clear): Don't clear the popcount array.
9321 (bitmap_clear): Delete the popcount array handling.
9322 (bitmap_ior_and_compl): Delete the popcount assert.
9323 (bitmap_not): Ditto.
9324 (bitmap_and_compl): Ditto.
9325 (bitmap_and): Delete the popcount array handling.
9326 (bitmap_xor): Ditto.
9327 (bitmap_ior): Ditto.
9328 (bitmap_or_and): Delete the popcount assert.
9329 (bitmap_and_or): Ditto.
9330 (popcount_table): Delete.
9331 (sbitmap_elt_popcount): Delete.
9332 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
9333 (bitmap_set_bit): Delete the popcount assert.
9334 (bitmap_clear_bit): Ditto.
9335 (sbitmap_free): Don't free the popcount array.
9336 (sbitmap_alloc_with_popcount): Delete declaration.
9337 (sbitmap_popcount): Ditto.
9339 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9340 Andrew Burgess <andrew.burgess@embecosm.com>
9342 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
9343 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
9344 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
9345 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
9346 * config/arc/arc.opt (mcmem): New option.
9347 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
9348 supply length for r/m alternative.
9349 (*extendqisi2_ac): Likewise.
9350 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
9352 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
9353 (movhi_insn): Likewise.
9354 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
9355 (*zero_extendqihi2_i): Add r/Ucm alternative.
9356 (*zero_extendqisi2_ac): Likewise.
9357 (*zero_extendhisi2_i): Likewise.
9358 * config/arc/constraints.md (Uex): New memory constraint.
9359 (Ucm): New define_constraint.
9360 * config/arc/predicates.md (long_immediate_loadstore_operand):
9361 Return 0 for MEM with cmem_address address.
9362 (cmem_address_0): New predicates.
9363 (cmem_address_1): Likewise.
9364 (cmem_address_2): Likewise.
9365 (cmem_address): Likewise.
9367 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9369 * config/rs6000/rs6000.c (machine_function): Rename
9370 insn_chain_scanned_p to spe_insn_chain_scanned_p.
9371 (rs6000_stack_info): Adjust.
9373 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9374 Andrew Burgess <andrew.burgess@embecosm.com>
9376 * config/arc/constraints.md (Usd): Convert to define_constraint.
9380 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9383 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
9384 Add new peephole2 where the first insn is *mov<mode>_or instead of
9385 *mov<mode>_internal.
9387 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
9389 * tracer.c (bb_seen): Make static.
9391 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
9393 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
9394 support, setup defaults.
9395 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
9396 * config/arc/arc.c (arc_init): Add NPS400 support.
9397 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
9398 (TARGET_ARC700): NPS400 is also an ARC700.
9399 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
9401 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9404 * config/nds32/nds32.md (casesi): Don't access the operands array
9407 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9409 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
9410 (or $-1,reg peephole2): Ditto.
9411 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
9413 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
9415 * doc/extend.texi (Common Function Attributes) [optimize]:
9416 Discourage use of the optimize attribute.
9418 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
9420 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
9421 special case builtin.
9422 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9423 ALTIVEC_BUILTIN_VEC_ADDE.
9424 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9425 support for ALTIVEC_BUILTIN_VEC_ADDE.
9426 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9427 for __builtin_vec_adde.
9429 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9431 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
9432 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
9434 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9437 * doc/sourcebuild.texi (Effective-Target Keywords, Other
9438 attributes): Document cilkplus_runtime.
9440 2016-04-28 Martin Jambor <mjambor@suse.cz>
9442 * tree-cfg.c (verify_expr): Verify that local declarations belong to
9443 this function. Call verify_expr on MEM_REFs and bases of other
9446 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9448 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
9449 for WORD_REGISTER_OPERATIONS to runtime check.
9451 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9453 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
9455 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9457 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
9458 big-endian compilation.
9459 * config/arc/arc.md (addf3): Likewise.
9463 2016-04-28 Richard Biener <rguenther@suse.de>
9465 PR tree-optimization/70840
9466 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
9467 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
9468 Mark x * pow(x,c) -> pow(x,c+1) commutative.
9469 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
9471 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9473 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
9474 and explain why in a comment.
9476 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9478 * config/arc/arc.md (cpu_facility): Add fpx variant.
9479 (subdf3): Prohibit use reverse sub when assist operations option
9481 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9482 instructions only when FPX is enabled.
9483 * testsuite/gcc.target/arc/trsub.c: New test.
9485 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9487 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9488 mult_operator when calculating "type" attribute.
9489 (*fop_<mode>_1_i387): Ditto.
9490 (*fop_xf_1_i387): Ditto.
9491 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9492 Use std::swap to swap operands. Use RTL expressions to generate
9495 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9496 Joern Rennecke <joern.rennecke@embecosm.com>
9498 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9500 (emit_pic_move): Remove.
9501 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9502 * config/arc/arc.c (emit_pic_move): Removed.
9503 (TARGET_HAVE_TLS): Define.
9504 (arc_conditional_register_usage): Test for arc_tp_regno.
9505 (arc_print_operand, arc_print_operand_address): Handle TLS
9507 (arc_needs_pcl_p): New function.
9508 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9509 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9510 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9511 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9512 (arc_legitimize_tls_address): Likewise.
9513 (DTPOFF_ZERO_SYM): Define.
9514 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9515 (arc_output_pic_addr_const): Print TLS unspecs.
9516 (prepare_pic_move): New function, replaces emit_pic_move.
9517 (arc_legitimate_constant_p): Handle TLS unspecs.
9518 (arc_legitimate_address_p): Likewise.
9519 (arc_rewrite_small_data_p): Use assert for TLS constants.
9520 (prepare_move_operands): Use prepare_pic_move.
9521 (arc_legitimize_address): Legitimize tls addresses.
9522 (arc_epilogue_uses): Check for arc_tp_regno.
9523 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9524 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9526 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9528 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9529 %(arc_tls_extra_start_spec).
9530 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9531 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9533 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9534 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9535 (UNSPEC_TLS_OFF): Add.
9537 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9538 (get_thread_pointersi): New patterns.
9539 * config/arc/arc.opt (mtp-regno): New option.
9540 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9541 (move_dest_operand): Likewise.
9542 * configure: Regenerate.
9543 * configure.ac: Add arc*-*-* case to test for tls.
9544 * doc/invoke.texi (ARC options): Document mtp-regno.
9546 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9548 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9549 the new ARC HS SIMD instructions.
9550 (arc_preferred_simd_mode): New function.
9551 (arc_autovectorize_vector_sizes): Likewise.
9552 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9553 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9554 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9555 (arc_init_builtins): Add new SIMD builtin types.
9556 (arc_split_move): Handle 64 bit vector moves.
9557 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9558 (TARGET_PLUS_QMACW): Define.
9559 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9560 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9561 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9562 (VSUBADD4H): New builtins.
9563 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9564 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9566 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9567 Matthias Klose <doko@debian.org>
9569 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9571 2016-04-28 Richard Biener <rguenther@suse.de>
9574 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9577 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9579 * common/config/sh/sh-common.c: Remove SH5 support.
9580 * config/sh/constraints.md: Likewise.
9581 * config/sh/config/sh/elf.h: Likewise.
9582 * config/sh/linux.h: Likewise.
9583 * config/sh/netbsd-elf.h: Likewise.
9584 * config/sh/predicates.md: Likewise.
9585 * config/sh/sh-c.c: Likewise.
9586 * config/sh/sh-protos.h: Likewise.
9587 * config/sh/sh.c: Likewise.
9588 * config/sh/sh.h: Likewise.
9589 * config/sh/sh.md: Likewise.
9590 * config/sh/sh.opt: Likewise.
9591 * config/sh/sync.md: Likewise.
9592 * config/sh/sh64.h: Delete.
9593 * config/sh/shmedia.h: Likewise.
9594 * config/sh/shmedia.md: Likewise.
9595 * config/sh/sshmedia.h: Likewise.
9596 * config/sh/t-netbsd-sh5-64: Likewise.
9597 * config/sh/t-sh64: Likewise.
9598 * config/sh/ushmedia.h: Likewise.
9600 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9602 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9603 general_reg_operand instead of register_operand predicate.
9605 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9607 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9609 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9611 * match.pd (A - B > A, A + B < A): New transformations.
9613 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9615 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9616 which defaults to true. Emit an outer pair of parentheses only if
9617 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9618 don't emit parentheses for the right-hand operand.
9620 2016-04-27 Jeff Law <law@redhat.com>
9622 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9624 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9626 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9627 (altivec_lvx_<mode>_internal): Document.
9628 (altivec_lvx_<mode>_2op): New define_insn.
9629 (altivec_lvx_<mode>_1op): Likewise.
9630 (altivec_lvx_<mode>_2op_si): Likewise.
9631 (altivec_lvx_<mode>_1op_si): Likewise.
9632 (altivec_stvx_<mode>): Remove.
9633 (altivec_stvx_<mode>_internal): Document.
9634 (altivec_stvx_<mode>_2op): New define_insn.
9635 (altivec_stvx_<mode>_1op): Likewise.
9636 (altivec_stvx_<mode>_2op_si): Likewise.
9637 (altivec_stvx_<mode>_1op_si): Likewise.
9638 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9639 Expand vec_ld and vec_st during parsing.
9640 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9642 (altivec_expand_stvx_be): Likewise.
9643 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9644 address-masking behavior in RTL.
9645 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9646 address-masking behavior in RTL.
9647 (altivec_expand_builtin): Change builtin code arguments for calls
9648 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9649 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9650 presence of lvx/stvx patterns.
9651 (alignment_with_canonical_addr): New function.
9652 (alignment_mask): Likewise.
9653 (find_alignment_op): Likewise.
9654 (recombine_lvx_pattern): Likewise.
9655 (recombine_stvx_pattern): Likewise.
9656 (recombine_lvx_stvx_patterns): Likewise.
9657 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9658 stvx patterns from expand.
9659 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9661 (vector_altivec_store_<mode>): Likewise.
9663 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9665 * config/aarch64/aarch64.md
9666 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9667 remove the "fp" attributes.
9668 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9669 add the "simd" attributes.
9670 (*movdf_aarch64): Likewise.
9671 (*movtf_aarch64): Remove the "fp" attributes.
9672 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9673 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9675 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9677 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9678 rtx to rtx_code_label *.
9679 * rtl.h (maybe_set_first_label_num): Likewise.
9681 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9683 * df-core.c (df_add_problem): Make the problem param be const.
9684 (df_remove_problem): Make local "problem" be const.
9685 * df-problems.c (problem_RD): Make const.
9686 (problem_LR): Likewise.
9687 (problem_LIVE): Likewise.
9688 (problem_MIR): Likewise.
9689 (problem_CHAIN): Likewise.
9690 (problem_WORD_LR): Likewise.
9691 (problem_NOTE): Likewise.
9692 (problem_MD): Likewise.
9693 * df-scan.c (problem_SCAN): Likewise.
9694 * df.h (struct df_problem): Make field "dependent_problem" be
9696 (struct dataflow): Likewise for field "problem".
9697 (df_add_problem): Make param const.
9699 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9701 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9702 inter-unit moves to/from vector registers are enabled. Do not disable
9705 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9707 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9708 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9710 (enum df_problem_id): ...this new enum.
9711 (struct df_problem): Convert field "id" from "int" to
9714 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9716 * rtl.def: Update comment for "things in the instruction chain" to
9717 reflect the removal of the leading "i" field for INSN_UID in
9718 r210360. Fix bogus apostrophe.
9720 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9722 * config/i386/i386.md
9723 (lea arith with mem operand + setcc peephole2): Set operator mode.
9725 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9728 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9729 (dimode_scalar_to_vector_candidate_p): This.
9730 (timode_scalar_to_vector_candidate_p): New function.
9731 (scalar_to_vector_candidate_p): Likewise.
9732 (timode_check_non_convertible_regs): Likewise.
9733 (timode_remove_non_convertible_regs): Likewise.
9734 (remove_non_convertible_regs): Likewise.
9735 (remove_non_convertible_regs): Renamed to ...
9736 (dimode_remove_non_convertible_regs): This.
9737 (scalar_chain::~scalar_chain): Make it virtual.
9738 (scalar_chain::compute_convert_gain): Make it pure virtual.
9739 (scalar_chain::mark_dual_mode_def): Likewise.
9740 (scalar_chain::convert_insn): Likewise.
9741 (scalar_chain::convert_registers): Likewise.
9742 (scalar_chain::add_to_queue): Make it protected.
9743 (scalar_chain::emit_conversion_insns): Likewise.
9744 (scalar_chain::replace_with_subreg): Likewise.
9745 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9746 (scalar_chain::convert_op): Likewise.
9747 (scalar_chain::convert_reg): Likewise.
9748 (scalar_chain::make_vector_copies): Likewise.
9749 (scalar_chain::convert_registers): New pure virtual function.
9750 (class dimode_scalar_chain): New class.
9751 (class timode_scalar_chain): Likewise.
9752 (scalar_chain::mark_dual_mode_def): Renamed to ...
9753 (dimode_scalar_chain::mark_dual_mode_def): This.
9754 (timode_scalar_chain::mark_dual_mode_def): New function.
9755 (timode_scalar_chain::convert_insn): Likewise.
9756 (dimode_scalar_chain::convert_registers): Likewise.
9757 (scalar_chain::compute_convert_gain): Renamed to ...
9758 (dimode_scalar_chain::compute_convert_gain): This.
9759 (scalar_chain::replace_with_subreg): Renamed to ...
9760 (dimode_scalar_chain::replace_with_subreg): This.
9761 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9762 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9763 (scalar_chain::make_vector_copies): Renamed to ...
9764 (dimode_scalar_chain::make_vector_copies): This.
9765 (scalar_chain::convert_reg): Renamed to ...
9766 (dimode_scalar_chain::convert_reg ): This.
9767 (scalar_chain::convert_op): Renamed to ...
9768 (dimode_scalar_chain::convert_op): This.
9769 (scalar_chain::convert_insn): Renamed to ...
9770 (dimode_scalar_chain::convert_insn): This.
9771 (scalar_chain::convert): Call convert_registers.
9772 (convert_scalars_to_vector): Change to scalar_chain pointer to
9773 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9774 in 32-bit mode. Delete scalar_chain pointer. Call
9775 free_dominance_info in 64-bit mode.
9776 (pass_stv::gate): Remove TARGET_64BIT check.
9777 (ix86_option_override): Put the 64-bit STV pass before the CSE
9780 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9782 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9783 dw_loc_frame_offset field.
9784 * dwarf2out.c (new_loc_descr): Likewise.
9785 (resolve_args_picking_1): Turn the VISITED hash set into a
9786 FRAME_OFFSET hash map. Use it to associate a frame offset to
9787 visited nodes. Remove uses of the CHECKING_P macro.
9788 (resolve_args_picking): Update call to resolve_args_picking_1.
9790 2016-04-27 Martin Liska <mliska@suse.cz>
9792 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9793 (free_loop_data): Release vuses of groups.
9795 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9797 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9798 instead of redundant use_id and boolean have_use_for.
9799 (struct iv_use): Change sub_id into group_id. Remove field next.
9800 Move fields: related_cands, n_map_members, cost_map and selected
9802 (struct iv_group): ... here. New structure.
9803 (struct iv_common_cand): Use structure declaration directly.
9804 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9805 (MAX_CONSIDERED_USES): Rename macro to ...
9806 (MAX_CONSIDERED_GROUPS): ... here.
9807 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9808 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9809 (dump_uses): Rename to ...
9810 (dump_groups): ... here. Update all uses.
9811 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9812 (find_induction_variables): Refactor format of dump information.
9813 (record_sub_use): Delete.
9814 (record_use): Update all uses.
9815 (record_group): New function.
9816 (record_group_use, find_interesting_uses_op): Call above functions.
9818 (find_interesting_uses_cond): Ditto.
9819 (group_compare_offset): New function.
9820 (split_all_small_groups): Rename to ...
9821 (split_small_address_groups_p): ... here. Update all uses.
9822 (split_address_groups): Update all uses.
9823 (find_interesting_uses): Refactor format of dump information.
9824 (add_candidate_1): Update all uses. Remove redundant check on iv,
9826 (add_candidate, record_common_cand): Remove redundant assert.
9827 (add_iv_candidate_for_biv): Update use.
9828 (add_iv_candidate_derived_from_uses): Update all uses.
9829 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9830 (alloc_use_cost_map): Ditto.
9831 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9832 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9833 (determine_use_iv_cost_generic): Ditto.
9834 (determine_group_iv_cost_generic): Ditto.
9835 (determine_use_iv_cost_address): Ditto.
9836 (determine_group_iv_cost_address): Ditto.
9837 (determine_use_iv_cost_condition): Ditto.
9838 (determine_group_iv_cost_cond): Ditto.
9839 (determine_use_iv_cost): Ditto.
9840 (determine_group_iv_cost): Ditto.
9841 (set_autoinc_for_original_candidates): Update all uses.
9842 (find_iv_candidates): Update all uses. Refactor dump information.
9843 (determine_use_iv_costs): Ditto.
9844 (determine_iv_costs): Ditto.
9845 (iv_ca_cand_for_use): Rename to ...
9846 (iv_ca_cand_for_group): ... here. Update all uses.
9847 (iv_ca_add_use, iv_ca_add_group): Ditto.
9848 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9849 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9850 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9851 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9852 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9853 (create_new_iv, adjust_iv_update_pos): Ditto.
9854 (rewrite_use_address): Delete.
9855 (rewrite_use_address_1): Rename to ...
9856 (rewrite_use_address): ... here.
9857 (rewrite_use_compare): Update all uses.
9858 (rewrite_use): Delete.
9859 (rewrite_uses): Rename to ...
9860 (rewrite_groups): ... here. Update all uses.
9861 (remove_unused_ivs, free_loop_data): Update all uses.
9862 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9864 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9866 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9867 for WORD_REGISTER_OPERATIONS to runtime check.
9869 2016-04-27 Richard Biener <rguenther@suse.de>
9872 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9873 aggregate_value_p to determine if a function result is
9874 returned by reference.
9875 (ipa_pta_execute): Functions having their address taken are
9876 not automatically nonlocal.
9878 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9881 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9882 * fold-const.c (operand_equal_p): If flag_checking and
9883 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9884 and if it returns non-zero, assert iterative_hash_expr on both
9887 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9889 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9891 2016-04-27 Nick Clifton <nickc@redhat.com>
9894 * varasm.c (merge_weak): Generate an error if an attempt is made
9895 to convert a non-weak static function into a weak, public function.
9897 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9899 * params.def (MAX_PARTITION_SIZE): New param.
9900 * doc/invoke.texi: Document lto-max-partition.
9902 2016-04-27 Richard Biener <rguenther@suse.de>
9905 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9906 function cummulating used_from_other_partition, externally_visible
9907 and force_output from aliases.
9908 (refered_from_nonlocal_var): Likewise.
9909 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9910 node flags properly.
9912 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9914 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9915 (-Wmemset-elt-size): New item.
9917 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9920 * stor-layout.h (internal_reference_types): Delete.
9921 * stor-layout.c (reference_types_internal): Likewise.
9922 (internal_reference_types): Likewise.
9923 (layout_type) <REFERENCE_TYPE>: Adjust.
9925 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9928 * tree.h (inchash::add_expr): Add FLAGS argument.
9929 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9930 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9931 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9932 Formatting fix. Adjust recursive calls. For tcc_comparison,
9933 if swap_tree_comparison (code) is smaller than code, hash that
9934 and arguments in the other order. Hash CONVERT_EXPR the same
9935 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9936 of ADDR_EXPR of decl as the decl itself. Add or remove
9937 OEP_ADDRESS_OF from recursive flags as needed. For
9938 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9939 operands commutatively and only the third one normally.
9940 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9942 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9944 * config/rtems.h (LIB_SPEC): Add -latomic.
9946 2016-04-27 Joel Sherrill <joel@rtems.org>
9948 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9949 xilink.ld and flags not relevant to RTEMS.
9951 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9953 * toplev.c (backend_init_target): Avoid calling init_reload when using
9956 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9958 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9959 for loops rather than one for the whole function.
9961 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9963 * match.pd (X + CST CMP X): New transformation.
9965 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9967 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9968 * fold-const.c (fold_binary_loc): Remove 2 transformations
9969 superseded by match.pd.
9970 * match.pd (x+x -> x*2): Generalize to integers.
9972 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9974 * config/i386/i386.md (operation on memory peephole): Duplicate an
9975 existing peephole and adapt it to match lea rather than an operation
9978 PR rtl-optimization/57193
9979 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9981 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9983 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9985 * tree-if-conv.c (any_pred_load_store): New static variable.
9986 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9987 any_pred_load_store instead of and_mask_load_store.
9988 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9989 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9990 (combine_blocks, tree_if_conversion): Ditto.
9992 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9994 PR tree-optimization/70771
9995 PR tree-optimization/70775
9996 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9997 virtual PHI nodes. Delete parameter.
9998 (if_convertible_loop_p_1): Delete argument to above function.
9999 (predicate_all_scalar_phis): Delete code handling single-argument
10001 (tree_if_conversion): Mark and update virtual SSA.
10003 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10006 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
10007 (x86_elf_aligned_common): Rename to ...
10008 (x86_elf_aligned_decl_common): ... this.
10009 Add decl arg. Switch to .lbss for largecomm object. Use
10010 LARGECOMM_SECTION_ASM_OP.
10011 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
10013 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
10014 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
10016 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
10017 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
10019 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10022 * config/i386/i386.c (SECTION_LARGE): Define.
10023 (x86_64_elf_select_section): Set it for large data/bss sections.
10024 Only clear SECTION_WRITE for .lrodata.
10025 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
10027 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
10028 * varasm.c (default_elf_asm_named_section): Grow flagchars.
10029 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
10031 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
10032 * doc/tm.texi: Regenerate.
10034 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10037 * configure.ac (--enable-checking): Document extra flag, for
10038 non-release builds default to --enable-checking=yes,extra.
10039 If misc checking and extra checking, define CHECKING_P to 2 instead
10041 * common.opt (fchecking=): Add.
10042 * doc/invoke.texi (-fchecking=): Document.
10043 * doc/install.texi: Document --enable-checking changes.
10044 * configure: Regenerated.
10045 * config.in: Regenerated.
10047 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10049 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
10050 attribute instead of which_alternative.
10051 * config/i386/sse.md (*mov<mode>_internal): Ditto.
10052 Use EXT_REX_SSE_REG_P where appropriate.
10054 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10056 * config/i386/predicates.md (const0_operand): Do not match
10057 const_wide_int code.
10058 (const1_operand): Ditto.
10060 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10062 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
10063 for SSE constm1 operands and TARGET_AVX512VL.
10064 (*movti_internal): Ditto.
10065 (*mov<mode>_or): Use constm1_operand predicate.
10066 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
10067 for SSE vector_all_ones operands and TARGET_AVX512VL.
10068 * config/i386/predicates.md (constm1_operand): New predicate.
10069 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
10070 emission of constant -1 load.
10072 2016-04-25 Jason Merrill <jason@redhat.com>
10074 * gdbinit.in: Skip is-a.h.
10076 * attribs.c (register_scoped_attributes): Fix logic.
10077 * attribs.h: Declare register_scoped_attributes.
10079 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10081 * config/rs6000/rs6000-builtin.def: Correct pasto error for
10082 stxvd2x and stxvw4x built-in functions.
10084 2016-04-25 DJ Delorie <dj@redhat.com>
10086 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
10087 (ashrhi3): Likewise.
10088 (lshrhi3): Likewise.
10090 2016-04-25 Richard Biener <rguenther@suse.de>
10092 PR tree-optimization/70780
10093 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
10094 wasn't visited yet.
10095 (compute_antic): Mark blocks with abnormal preds as visited as
10096 they have a final empty antic-in solution already.
10098 2016-04-25 Michael Collison <michael.collison@linaro.org>
10100 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
10102 2016-04-25 Michael Collison <michael.collison@linaro.org>
10104 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
10105 mode is VQI to improve mixed mode vectorization.
10106 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
10107 define_insn to match low half of signed vaddw.
10108 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
10109 define_insn to match high half of signed vaddw.
10110 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
10111 define_insn to match low half of unsigned vaddw.
10112 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
10113 define_insn to match high half of unsigned vaddw.
10114 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
10115 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10116 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
10118 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10119 * config/arm/predicates.md (vect_par_constant_high): Support
10120 big endian and simplify by calling
10121 arm_simd_check_vect_par_cnst_half
10122 (vect_par_constant_low): Likewise.
10124 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10126 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
10127 predicate for operand 2.
10129 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
10130 H.J. Lu <hongjiu.lu@intel.com>
10132 * config/i386/i386-protos.h (standard_sse_constant_p): Add
10133 machine_mode argument.
10134 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
10135 constm1_rtx operands. For VOIDmode constants, get mode from
10136 pred_mode. Check mode size if the mode is supported by ABI.
10137 (standard_sse_constant_opcode): Do not use standard_constant_p.
10138 Strictly check ABI support for all-ones operands.
10139 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
10140 immediates. Update calls to standard_sse_constant_p.
10141 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
10142 (ix86_rtx_costs): Ditto.
10143 * config/i386/i386.md (*movxi_internal_avx512f): Use
10144 nonimmediate_or_sse_const_operand instead of vector_move_operand.
10145 Use (v,BC) alternative instead of (v,C). Use register_operand
10146 checks instead of MEM_P.
10147 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
10148 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
10149 isa attribute. Use register_operand checks instead of MEM_P.
10150 (*movti_internal): Use nonimmediate_or_sse_const_operand for
10151 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
10152 alternative and corresponding sse2 isa attribute.
10153 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
10154 to standard_sse_constant_p.
10155 (FP constant splitters): Ditto.
10156 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
10158 * config/i386/predicates.md (constm1_operand): Remove.
10159 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
10160 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
10161 vector_all_ones_operand instead of constm1_operand.
10163 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10165 * print-rtl.c (print_rtx_insn_vec): New function.
10166 * print-rtl.h: New prototype.
10167 * store-motion.c (struct st_expr): Make avail_stores a vector.
10168 (st_expr_entry): Adjust.
10169 (free_st_expr_entry): Likewise.
10170 (print_store_motion_mems): Likewise.
10171 (find_moveable_store): Likewise.
10172 (compute_store_table): Likewise.
10173 (delete_store): Likewise.
10174 (build_store_vectors): Likewise.
10176 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10178 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
10180 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10182 * vec.h (vec_safe_contains): New function.
10183 (vec::contains): Likewise.
10184 (vec::begin): Likewise.
10185 (vec::end): Likewise.
10187 2016-04-23 Jakub Jelinek <jakub@redhat.com>
10190 * cfgexpand.c (expand_stack_vars): Fix typo.
10192 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10194 * system.h (list, map, set, vector): Include conditionally.
10195 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
10196 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
10197 * ipa-icf.c (INCLUDE_LIST): Define.
10198 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
10199 * config/sh/sh.c (INCLUDE_VECTOR): Define.
10200 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
10201 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
10202 * cp/logic.cc (INCLUDE_LIST): Define.
10203 * fortran/trans-common.c (INCLUDE_MAP): Define.
10205 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10207 * auto-profile.c: Remove <string.h> include.
10208 * ipa-icf-gimple.c: Remove <list> include.
10209 * diagnostic.c: Remove <new> include.
10210 * genmatch.c: Likewise.
10211 * pretty-print.c: Likewise.
10212 * toplev.c: Likewise
10213 * c/c-objc-common.c: Likewise.
10214 * cp/error.c: Likewise.
10215 * fortran/error.c: Likewise.
10217 2016-04-22 Richard Biener <rguenther@suse.de>
10219 * lto-streamer-in.c (input_ssa_names): Do not allocate
10220 GIMPLE_NOP for all SSA names.
10221 * lto-streamer-out.c (output_ssa_names): Do not output
10222 SSA names that should have been released.
10224 2016-04-22 Richard Biener <rguenther@suse.de>
10226 PR tree-optimization/70740
10227 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
10230 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
10233 * config/i386/predicates.md (call_insn_operand): Replace
10234 sibcall_memory_operand with memory_operand.
10236 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
10238 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
10239 has_single_use() tests.
10240 (register_edge_assert_for_1): Likewise.
10241 (find_assert_locations_1): Check the liveness bitmap instead of
10242 checking has_single_use().
10244 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
10247 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
10248 Extract AVX-512BW constraint from AVX.
10250 2016-04-21 Richard Biener <rguenther@suse.de>
10252 PR tree-optimization/70725
10253 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
10254 for phi_convertible_by_degenerating_args.
10255 (predicate_all_scalar_phis): Handle single-argument PHIs.
10257 2016-04-21 Richard Biener <rguenther@suse.de>
10259 PR middle-end/70747
10260 * fold-const.c (fold_comparison): Return properly typed
10263 2016-04-21 Bin Cheng <bin.cheng@arm.com>
10265 PR tree-optimization/70715
10266 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10267 after expanding BASE using expand_simple_operations.
10269 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10271 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
10272 New transformations.
10274 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10276 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
10278 2016-04-20 Jan Hubicka <jh@suse.cz>
10280 * ipa-inline.c (can_inline_edge_p): Pass caller info to
10281 ultiimate_alias_target.
10282 (update_callee_keys): Likewise.
10283 (lookup_recursive_calls): Likewise.
10284 (speculation_useful_p): Likewise.
10286 2016-04-20 Jan Hubicka <jh@suse.cz>
10289 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
10290 (set_nothrow_flag_1): ... this; handle interposition correctly;
10291 recurse on aliases and thunks.
10292 (cgraph_node::set_nothrow_flag): New.
10293 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
10294 functions compiled with non-call exceptions that binds to current
10296 (propagate_nothrow): Be safe WRT interposition.
10297 * cgraph.h (set_nothrow_flag): Update prototype.
10299 2016-04-18 Jan Hubicka <jh@suse.cz>
10301 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10302 max_loop_iterations_int.
10303 (tree_unswitch_outer_loop): Likewise.
10305 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10307 PR tree-optimization/69489
10308 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
10309 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
10310 Revise dump message.
10311 (if_convertible_bb_p): Remove check on edge count of basic block's
10314 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10316 PR tree-optimization/56625
10317 PR tree-optimization/69489
10318 * tree-data-ref.h (DR_INNERMOST): New macro.
10319 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
10320 hashing struct innermost_loop_behavior.
10321 (ref_DR_map): Remove.
10322 (innermost_DR_map): New map.
10323 (baseref_DR_map): Revise comment.
10324 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
10325 to innermost_DR_map accroding to its innermost loop behavior.
10326 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
10327 to its innermost loop behavior.
10328 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
10329 Add initialization for innermost_DR_map. Record memory reference
10330 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
10331 have innermost loop behavior.
10332 (if_convertible_loop_p): Remove release for ref_DR_map. Release
10335 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
10337 * config/i386/i386.md (*lea<mode>_general_1): Rename from
10338 *lea_general_1. Use explicit SWI12 mode interator.
10339 (*lea<mode>_general_2): Rename from *lea_general_2.
10340 Use explicit SWI12 mode interator.
10341 (*lea<mode>_general_3): Rename from *lea_general_3.
10342 Use explicit SWI12 mode interator.
10343 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
10344 Use explicit SWI12 mode interator.
10345 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
10346 Use explicit SWI48 mode interator.
10348 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10350 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10351 Short-cut unaligned load and store cases. Handle all integer
10353 (ix86_expand_vector_move_misalign): Short-cut unaligned load
10354 and store cases. Call ix86_avx256_split_vector_move_misalign
10355 directly without checking mode class.
10357 2016-04-20 Andrew Pinski <apinski@cavium.com>
10358 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10361 * config/aarch64/aarch64.md (sibcall): Force call
10362 address to be DImode for ILP32.
10363 (sibcall_value): Likewise.
10365 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10367 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
10369 2016-04-20 Richard Biener <rguenther@suse.de>
10371 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
10372 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
10373 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
10374 (maybe_push_res_to_seq): Adjust.
10375 * gimple-fold.c (maybe_build_generic_op): Likewise.
10377 2016-04-20 Marek Polacek <polacek@redhat.com>
10379 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
10382 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
10384 * config/i386/sse.md (vec_unpacks_lo_hi): Always
10385 use kmovw to support AVX512F target.
10387 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10389 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
10391 2016-04-20 Marek Polacek <polacek@redhat.com>
10393 PR tree-optimization/70725
10394 * tree-if-conv.c (is_false_predicate): New function.
10395 (predicate_mem_writes): Use it.
10397 2016-04-20 Richard Biener <rguenther@suse.de>
10399 PR tree-optimization/70726
10400 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
10401 shift amounts from a pattern stmt operand.
10403 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10406 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
10407 stack_restore_from_fpr pattern when restoring r15.
10408 (s390_optimize_prologue): Strip away the memory barrier in the
10409 parallel when trying to get rid of restore insns.
10410 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
10411 definition for loading the stack pointer from an FPR. Compared to
10412 the normal move insn this pattern includes a full memory barrier.
10414 2016-04-19 Jakub Jelinek <jakub@redhat.com>
10416 PR middle-end/70680
10417 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
10418 implicitly linear or lastprivate iterator on the outer context.
10420 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10422 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
10424 * config/i386/i386.md (ssememalign): Removed.
10425 * config/i386/sse.md: Remove ssememalign attribute from patterns.
10427 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10430 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
10431 const short * to __builtin_ia32_loaddquhi512_mask.
10432 (_mm512_maskz_loadu_epi16): Likewise.
10433 (_mm512_mask_storeu_epi16): Pass short * to
10434 __builtin_ia32_storedquhi512_mask.
10435 (_mm512_mask_loadu_epi8): Pass const char * to
10436 __builtin_ia32_loaddquqi512_mask.
10437 (_mm512_maskz_loadu_epi8): Likewise.
10438 (_mm512_mask_storeu_epi8): Pass char * to
10439 __builtin_ia32_storedquqi512_mask.
10440 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
10441 const double * to __builtin_ia32_loadupd512_mask.
10442 (_mm512_mask_loadu_pd): Likewise.
10443 (_mm512_maskz_loadu_pd): Likewise.
10444 (_mm512_storeu_pd): Pass double * to
10445 __builtin_ia32_storeupd512_mask.
10446 (_mm512_mask_storeu_pd): Likewise.
10447 (_mm512_loadu_ps): Pass const float * to
10448 __builtin_ia32_loadups512_mask.
10449 (_mm512_mask_loadu_ps): Likewise.
10450 (_mm512_maskz_loadu_ps): Likewise.
10451 (_mm512_storeu_ps): Pass float * to
10452 __builtin_ia32_storeups512_mask.
10453 (_mm512_mask_storeu_ps): Likewise.
10454 (_mm512_mask_loadu_epi64): Pass const long long * to
10455 __builtin_ia32_loaddqudi512_mask.
10456 (_mm512_maskz_loadu_epi64): Likewise.
10457 (_mm512_mask_storeu_epi64): Pass long long *
10458 to __builtin_ia32_storedqudi512_mask.
10459 (_mm512_loadu_si512): Pass const int * to
10460 __builtin_ia32_loaddqusi512_mask.
10461 (_mm512_mask_loadu_epi32): Likewise.
10462 (_mm512_maskz_loadu_epi32): Likewise.
10463 (_mm512_storeu_si512): Pass int * to
10464 __builtin_ia32_storedqusi512_mask.
10465 (_mm512_mask_storeu_epi32): Likewise.
10466 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
10467 char * to __builtin_ia32_storedquqi256_mask.
10468 (_mm_mask_storeu_epi8): Likewise.
10469 (_mm256_mask_loadu_epi16): Pass const short * to
10470 __builtin_ia32_loaddquhi256_mask.
10471 (_mm256_maskz_loadu_epi16): Likewise.
10472 (_mm_mask_loadu_epi16): Pass const short * to
10473 __builtin_ia32_loaddquhi128_mask.
10474 (_mm_maskz_loadu_epi16): Likewise.
10475 (_mm256_mask_loadu_epi8): Pass const char * to
10476 __builtin_ia32_loaddquqi256_mask.
10477 (_mm256_maskz_loadu_epi8): Likewise.
10478 (_mm_mask_loadu_epi8): Pass const char * to
10479 __builtin_ia32_loaddquqi128_mask.
10480 (_mm_maskz_loadu_epi8): Likewise.
10481 (_mm256_mask_storeu_epi16): Pass short * to.
10482 __builtin_ia32_storedquhi256_mask.
10483 (_mm_mask_storeu_epi16): Pass short * to.
10484 __builtin_ia32_storedquhi128_mask.
10485 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10486 const double * to __builtin_ia32_loadupd256_mask.
10487 (_mm256_maskz_loadu_pd): Likewise.
10488 (_mm_mask_loadu_pd): Pass onst double * to
10489 __builtin_ia32_loadupd128_mask.
10490 (_mm_maskz_loadu_pd): Likewise.
10491 (_mm256_mask_storeu_pd): Pass double * to
10492 __builtin_ia32_storeupd256_mask.
10493 (_mm_mask_storeu_pd): Pass double * to
10494 __builtin_ia32_storeupd128_mask.
10495 (_mm256_mask_loadu_ps): Pass const float * to
10496 __builtin_ia32_loadups256_mask.
10497 (_mm256_maskz_loadu_ps): Likewise.
10498 (_mm_mask_loadu_ps): Pass const float * to
10499 __builtin_ia32_loadups128_mask.
10500 (_mm_maskz_loadu_ps): Likewise.
10501 (_mm256_mask_storeu_ps): Pass float * to
10502 __builtin_ia32_storeups256_mask.
10503 (_mm_mask_storeu_ps): ass float * to
10504 __builtin_ia32_storeups128_mask.
10505 (_mm256_mask_loadu_epi64): Pass const long long * to
10506 __builtin_ia32_loaddqudi256_mask.
10507 (_mm256_maskz_loadu_epi64): Likewise.
10508 (_mm_mask_loadu_epi64): Pass const long long * to
10509 __builtin_ia32_loaddqudi128_mask.
10510 (_mm_maskz_loadu_epi64): Likewise.
10511 (_mm256_mask_storeu_epi64): Pass long long * to
10512 __builtin_ia32_storedqudi256_mask.
10513 (_mm_mask_storeu_epi64): Pass long long * to
10514 __builtin_ia32_storedqudi128_mask.
10515 (_mm256_mask_loadu_epi32): Pass const int * to
10516 __builtin_ia32_loaddqusi256_mask.
10517 (_mm256_maskz_loadu_epi32): Likewise.
10518 (_mm_mask_loadu_epi32): Pass const int * to
10519 __builtin_ia32_loaddqusi128_mask.
10520 (_mm_maskz_loadu_epi32): Likewise.
10521 (_mm256_mask_storeu_epi32): Pass int * to
10522 __builtin_ia32_storedqusi256_mask.
10523 (_mm_mask_storeu_epi32): Pass int * to
10524 __builtin_ia32_storedqusi128_mask.
10525 * config/i386/i386-builtin-types.def (PCSHORT): New.
10526 (PINT64): Likewise.
10527 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10528 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10529 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10530 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10531 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10532 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10533 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10534 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10535 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10536 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10537 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10538 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10539 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10540 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10541 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10542 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10543 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10544 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10545 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10546 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10547 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10548 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10549 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10550 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10551 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10552 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10553 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10554 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10555 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10556 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10557 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10558 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10559 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10560 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10561 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10562 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10563 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10564 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10565 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10566 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10567 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10568 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10569 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10570 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10571 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10572 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10573 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10574 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10575 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10577 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10578 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10580 (ix86_expand_vector_move_misalign): Likewise.
10581 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10582 to scalar function prototype for unaligned load/store builtins.
10583 (ix86_expand_special_args_builtin): Updated.
10584 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10585 (UNSPEC_STOREU): Likewise.
10586 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10587 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10588 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10589 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10590 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10591 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10592 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10593 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10594 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10595 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10596 (<avx512>_storedqu<mode>_mask): Likewise.
10597 (*sse4_2_pcmpestr_unaligned): Likewise.
10598 (*sse4_2_pcmpistr_unaligned): Likewise.
10599 (*mov<mode>_internal): Renamed to ...
10600 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10601 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10602 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10603 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10605 2016-04-19 Richard Biener <rguenther@suse.de>
10607 PR tree-optimization/70171
10608 * tree-ssa-phiprop.c: Include stor-layout.h.
10609 (phiprop_insert_phi): Handle the aggregate copy case.
10610 (propagate_with_phi): Likewise.
10612 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10614 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10615 instead of simplify_gen_subreg (... , 0).
10616 (ix86_delegitimize_address): Ditto.
10617 (ix86_split_divmod): Ditto.
10618 (ix86_split_copysign_const): Ditto.
10619 (ix86_split_copysign_var): Ditto.
10620 (ix86_expand_args_builtin): Ditto.
10621 (ix86_expand_round_builtin): Ditto.
10622 (ix86_expand_special_args_builtin): Ditto.
10623 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10624 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10625 (udivmodqi4): Ditto.
10626 (absneg splitters): Ditto.
10627 (*jcc_bt<mode>_1): Ditto.
10629 2016-04-19 Richard Biener <rguenther@suse.de>
10631 PR tree-optimization/70724
10632 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10633 restoring out from ...
10634 (free_scc_vn): ... here.
10635 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10636 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10638 (pass_fre::execute): Restore SSA info.
10640 2016-04-19 Richard Biener <rguenther@suse.de>
10642 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10643 * gimple-walk.c (walk_gimple_op): Initialize it.
10644 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10645 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10646 remapping SSA names of defs.
10647 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10650 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10652 PR middle-end/70689
10653 * lra-constraints.c (equiv_substition_p): New.
10654 (process_alt_operands): Use it.
10655 (swap_operands): Swap it.
10656 (curr_insn_transform): Update it.
10658 2016-04-18 Michael Matz <matz@suse.de>
10660 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10661 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10662 * tree-core.h (tree_type_common.align): Use bit-field.
10663 (tree_type_common.spare): New.
10664 (tree_decl_common.off_align): Make smaller.
10665 (tree_decl_common.align): Use bit-field.
10667 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10668 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10669 (scan_sharing_clauses): Ditto.
10670 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10671 (omp_finish_file): Ditto.
10672 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10673 (layout_decl): Ditto.
10674 (relayout_decl): Ditto.
10675 (finalize_record_size): Use SET_TYPE_ALIGN.
10676 (finalize_type_size): Ditto.
10677 (finish_builtin_struct): Ditto.
10678 (layout_type): Ditto.
10679 (initialize_sizetypes): Ditto.
10680 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10681 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10682 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10683 (get_chain_field): Ditto.
10684 (get_trampoline_type): Ditto.
10685 (get_nl_goto_field): Ditto.
10686 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10688 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10689 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10690 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10691 (build_qualified_type): Use SET_TYPE_ALIGN.
10692 (build_aligned_type, build_range_type_1): Ditto.
10693 (build_atomic_base): Ditto.
10694 (build_common_tree_nodes): Ditto.
10695 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10696 (expand_one_stack_var_at): Ditto.
10697 * coverage.c (build_var): Use SET_DECL_ALIGN.
10698 * except.c (init_eh): Ditto.
10699 * function.c (assign_parm_setup_block): Ditto.
10700 * symtab.c (increase_alignment_1): Ditto.
10701 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10702 * tree-vect-stmts.c (ensure_base_align): Ditto.
10703 * varasm.c (align_variable): Ditto.
10704 (assemble_variable): Ditto.
10705 (build_constant_desc): Ditto.
10706 (output_constant_def_contents): Ditto.
10708 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10709 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10710 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10711 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10712 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10714 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10717 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10718 replace %vmovsd with "%vmovq".
10719 (vec_concatv2df): Likewise.
10721 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10723 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10724 (*vec_extractv2si_0): Ditto.
10725 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10726 (zero_extended_scalar_load_operand splitters): Ditto.
10727 (vec_extract splitters): Ditto.
10728 (*vec_extractv4si_0_zext): Ditto.
10729 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10730 and lowpart_subreg.
10731 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10732 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10733 (*sse4_1_extractps): Use lowpart_subreg.
10734 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10736 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10738 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10740 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10741 Mention Solaris 11 packaging changes.
10742 Update gas and gld requirements.
10743 Remove reference to pre-Solaris 10 bug.
10744 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10746 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10749 2016-04-17 Jan Hubicka <jh@suse.cz>
10751 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10752 max_loop_iterations_int.
10754 2016-04-18 Richard Biener <rguenther@suse.de>
10756 PR tree-optimization/43434
10757 * tree-ssa-structalias.c (struct vls_data): New.
10758 (visit_loadstore): Handle all pointer-based accesses.
10759 (compute_dependence_clique): Compute a bitmap of restrict tags
10760 assigned bases and pass it to visit_loadstore.
10762 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10765 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10766 armv8.1-a and armv8.1-a+crc.
10768 2016-04-18 Richard Biener <rguenther@suse.de>
10770 PR tree-optimization/70701
10771 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10772 references after translating through a memcpy.
10774 2016-04-18 Richard Biener <rguenther@suse.de>
10776 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10777 (compute_antic): ... here. For partial antic use regular
10778 postorder and scrap iteration.
10779 (compute_partial_antic_aux): Remove unused return value.
10780 (init_pre): Do not allocate postorder.
10781 (fini_pre): Do not free postorder.
10783 2016-04-18 Richard Biener <rguenther@suse.de>
10785 PR middle-end/37870
10786 * expmed.c (extract_bit_field_1): Remove broken case
10787 using a wider MODE_INT mode.
10789 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10791 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10792 unless compiling with at least GCC-4.8.
10794 2016-04-17 Jan Hubicka <jh@suse.cz>
10797 * graphite.c (graphite_finalize): Update call to
10798 tree_estimate_probability.
10799 * predict.h (tree_estimate_probability): Update prototype.
10801 2016-04-17 Jan Hubicka <jh@suse.cz>
10803 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10804 (tree_estimate_probability): Likewise.
10805 (pass_profile::execute): Update.
10806 (report_predictor_hitrates): New function.
10807 * profile.c (compute_branch_probabilities): Use it.
10808 * predict.h (report_predictor_hitrates): Declare.
10810 2016-04-17 Jan Hubicka <jh@suse.cz>
10813 * cgraph.h (cgraph_node::set_const_flag,
10814 cgraph_node::set_pure_flag): Update prototype to return bool;
10816 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10817 of interposable symbol are interposable, too.
10818 (cgraph_set_const_flag_1): Rename to ...
10819 (set_const_flag_1): ... this one; change to self recursive function
10820 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10821 clearnig the flag in all variants and also virtual thunks of const
10822 functions are pure; track if any change was done.
10823 (cgraph_node::set_const_flag): Update.
10824 (struct set_pure_flag_info): New struct.
10825 (cgraph_set_pure_flag_1): Rename to ...
10826 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10827 rather than pointer encoded flags; track if any changes was done;
10828 handle correctly clearning flag and setting flag of aliases already
10830 (cgraph_node::set_pure_flag): Update.
10831 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10833 2016-04-17 Tom de Vries <tom@codesourcery.com>
10836 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10837 backslash in label.
10839 2016-04-17 Tom de Vries <tom@codesourcery.com>
10841 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10842 '{}<> ' as escape-for-record.
10844 2016-04-17 Tom de Vries <tom@codesourcery.com>
10846 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10849 2016-04-17 Tom de Vries <tom@codesourcery.com>
10852 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10853 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10854 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10855 * passes.c (finish_optimization_passes): Only call
10856 finish_graph_dump_file if dfi->graph_dump_initialized.
10857 (execute_function_dump, pass_init_dump_file): Use
10858 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10860 2016-04-17 Tom de Vries <tom@codesourcery.com>
10862 PR tree-optimization/70256
10863 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10864 (debug_varmap): New function.
10866 2016-04-17 Tom de Vries <tom@codesourcery.com>
10869 * passes.c (pass_manager::register_pass): Propagate pflags.
10871 2016-04-17 Tom de Vries <tom@codesourcery.com>
10874 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10875 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10876 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10877 check if it's equal to p_start.
10878 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10880 2016-04-15 Jan Hubicka <jh@suse.cz>
10883 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10884 function does not bind to current def.
10885 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10886 handle conservatively calls to functions that does not need to bind
10888 (check_call): Update call of worse_state.
10889 (ignore_edge_for_nothrow): Update.
10890 (ignore_edge_for_pure_const): Likewise.
10891 (propagate_pure_const): Update calls to worse_state.
10892 (skip_function_for_local_pure_const): Reformat comments.
10894 2016-04-15 Jan Hubicka <jh@suse.cz>
10897 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10898 (cgraph_node::function_symbol): Likewise.
10899 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10900 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10901 (symtab_node::ultimate_alias_target): Add REF parameter.
10902 (symtab_node::binds_to_current_def_p): Declare.
10903 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10904 (cgraph_node::function_symbol): Likewise.
10905 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10906 (cgraph_node::get_availability): Likewise.
10907 (cgraph_edge::binds_to_current_def_p): New inline function.
10908 (varpool_node::get_availability): Add REF parameter.
10909 (varpool_node::ultimate_alias_target): Likewise.
10910 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10911 (symtab_node::binds_to_current_def_p): Likewise.
10912 * varpool.c (varpool_node::get_availability): Likewise.
10914 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10917 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10918 Fix mode size check.
10920 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10922 * BASE-VER: Set to 7.0.0.
10924 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10926 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10928 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10930 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10931 architecture revisions.
10933 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10935 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10936 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10937 * config/i386/i386.md (stack decrement to push peepholes): Guard
10938 with !x86_using_red_zone ().
10940 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10943 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10944 to dump_generic_node.
10945 (NIY): Pass also flags to do_niy.
10947 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10949 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10950 (simd_clone_vector_of_formal_parm_types)
10951 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10952 (simd_clone_mangle, simd_clone_create)
10953 (simd_clone_adjust_return_type, create_tmp_simd_array)
10954 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10955 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10956 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10957 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10958 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10959 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10960 * omp-simd-clone.c: ... this new file.
10961 (simd_clone_vector_of_formal_parm_types): Make it static.
10962 * Makefile.in (OBJS): Add omp-simd-clone.o.
10964 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10967 * config/i386/sse.md: Use proper memory operand modifiers.
10970 2016-04-15 Richard Biener <rguenther@suse.de>
10971 Alan Modra <amodra@gmail.com>
10973 PR tree-optimization/70130
10974 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10975 when alignment stays not the same and no not use the realign
10978 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10981 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10982 direct move handlers for KFmode. Change TFmode handlers test from
10983 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10985 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10988 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10989 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10990 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10991 * tree-ssa-live.c (remove_unused_scope_block_p): When
10992 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10993 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10994 block_ultimate_origin is FUNCTION_DECL.
10995 (remove_unused_locals): If current_function_decl is
10996 polymorphic_ctor_dtor_p, pass initial true to
10997 remove_unused_scope_block_p' is_ctor_dtor_block.
10999 2016-04-14 Martin Sebor <msebor@redhat.com>
11004 * doc/extend.texi (Variable Length): Revert.
11006 2016-04-14 Marek Polacek <polacek@redhat.com>
11007 Jan Hubicka <hubicka@ucw.cz>
11010 * tree.c (verify_type): Disable the canonical type of main variant
11013 2016-04-14 Jason Merrill <jason@redhat.com>
11015 * cfgexpand.c, expr.c: Revert previous change.
11017 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
11019 PR middle-end/70643
11020 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
11021 when building a mem ref for the incoming reduction variable.
11023 2016-04-14 Richard Biener <rguenther@suse.de>
11025 PR tree-optimization/70614
11026 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
11027 loop if the evolution dropped to chrec_dont_know.
11028 (interpret_condition_phi): Likewise.
11030 2016-04-14 Richard Biener <rguenther@suse.de>
11032 PR tree-optimization/70623
11033 * tree-ssa-pre.c (changed_blocks): Make global ...
11034 (compute_antic): ... local here. Move and fix worklist
11035 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
11036 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
11037 worklist handling, dump when ANTIC_IN changed.
11038 (compute_partial_antic_aux): Remove worklist handling.
11039 (init_pre): Do not compute post dominators. Add a comment about
11040 the CFG order chosen.
11041 (fini_pre): Do not free post dominators.
11043 2016-04-13 Martin Sebor <msebor@redhat.com>
11048 * doc/extend.texi (Variable Length): Document C++ specifics.
11050 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11053 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
11054 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
11055 eh edges have been purged.
11058 * tree-sra.c (create_access_replacement,
11059 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
11061 * tree-pretty-print.c (dump_fancy_name): New function.
11062 (dump_decl_name, dump_generic_node): Use it.
11064 2016-04-13 Jason Merrill <jason@redhat.com>
11066 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
11067 * expr.c (expand_expr_real_1): Likewise.
11069 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
11071 * config/i386/i386.md (kunpckhi): Swap operands.
11072 (kunpcksi): Likewise.
11073 (kunpckdi): Likewise.
11074 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
11075 (vec_pack_trunc_<mode>): Likewise.
11077 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11080 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
11082 PR middle-end/70633
11083 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
11084 gimplification turns some element into non-constant.
11087 * rtl.h (convert_memory_address_addr_space_1): New prototype.
11088 * explow.c (convert_memory_address_addr_space_1): No longer static,
11089 add NO_EMIT argument and don't call convert_modes if true, pass
11090 it down recursively, remove break after return.
11091 (convert_memory_address_addr_space): Adjust caller.
11092 * simplify-rtx.c (simplify_unary_operation_1): Call
11093 convert_memory_address_addr_space_1 instead of convert_memory_address,
11094 if it returns NULL, don't simplify.
11096 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
11099 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
11101 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11103 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11104 Bump the upper SIMDLEN limits, so that if the return type or
11105 characteristic type if the return type is void can be passed in
11106 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
11109 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11112 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
11113 Do not use "=" constraint on an input constraint.
11114 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
11115 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
11116 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
11117 generates (neg (abs ...)) instead of (abs ...).
11119 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11121 PR rtl-optimization/70596
11122 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
11123 just invalidate LRA data and reset them. Adjust dump wording.
11125 2016-04-12 Martin Liska <mliska@suse.cz>
11128 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11130 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11132 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11133 max_loop_iterations_int.
11134 (tree_unswitch_outer_loop): Likewise.
11135 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11136 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11138 2016-04-12 Tom de Vries <tom@codesourcery.com>
11140 PR tree-optimization/68756
11141 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
11142 instead of new_name.
11144 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11146 PR tree-optimization/70602
11147 * tree-sra.c (generate_subtree_copies): Don't write anything into
11148 constant pool decls.
11150 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
11151 regardless whether there are depend clauses or not.
11153 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11156 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
11157 target attribute and pragma from changing the -mfloat128
11158 and -mfloat128-hardware options.
11160 * doc/extend.texi (Additional Floating Types): Document PowerPC
11161 __float128 restrictions.
11163 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11166 * config/aarch64/driver-aarch64.c
11167 (aarch64_get_extension_string_for_isa_flags): New.
11168 (arch_extension): Rename to...
11169 (aarch64_arch_extension): ...This.
11170 (ext_to_feat_string): Rename to...
11171 (aarch64_extensions): ...This.
11172 (aarch64_core_data): Keep track of architecture extension flags.
11173 (cpu_data): Rename to...
11174 (aarch64_cpu_data): ...This.
11175 (aarch64_arch_driver_info): Keep track of architecture extension
11177 (get_arch_name_from_id): Rename to...
11178 (get_arch_from_id): ...This, change return type.
11179 (host_detect_local_cpu): Update and reformat for renames, handle
11180 extensions through common infrastructure.
11182 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11185 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
11186 track of a canonical flag name.
11187 (all_extensions): Likewise.
11188 (arch_to_arch_name): Also track extension flags enabled by the arch.
11189 (all_architectures): Likewise.
11190 (aarch64_parse_extension): Move to here.
11191 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
11193 (aarch64_rewrite_selected_cpu): Update for above change.
11194 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
11195 are handled, such that the single explicit value enabled by an
11196 extension is kept seperate from the implicit values it also enables.
11197 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
11199 (aarch64_parse_extension): New.
11200 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
11201 here to config/aarch64/aarch64-protos.h.
11202 (aarch64_parse_extension): Move from here to
11203 common/config/aarch64/aarch64-common.c.
11204 (aarch64_option_print): Update.
11205 (aarch64_declare_function_name): Likewise.
11206 (aarch64_start_file): Likewise.
11207 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
11208 the canonical flag for extensions.
11209 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
11212 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11214 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
11217 2016-04-09 Tom de Vries <tom@codesourcery.com>
11219 PR tree-optimization/68953
11220 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
11221 first to last subscript.
11223 2016-04-09 Jakub Jelinek <jakub@redhat.com>
11225 PR tree-optimization/70586
11226 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
11229 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
11233 PR tree-optimization/70373
11234 PR middle-end/70533
11235 PR middle-end/70534
11236 PR middle-end/70535
11237 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
11238 clauses for acc parallel reductions as necessary. Error on those
11240 * omp-low.c (scan_sharing_clauses): Don't install variables which
11241 are used in acc parallel reductions.
11242 (lower_rec_input_clauses): Remove dead code.
11243 (lower_oacc_reductions): Add support for reference reductions.
11244 (lower_reduction_clauses): Remove dead code.
11245 (lower_omp_target): Don't remap variables appearing in acc parallel
11247 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
11249 2016-04-08 Jakub Jelinek <jakub@redhat.com>
11251 PR middle-end/70593
11252 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
11253 with multiple SSA_NAME defs, force the outputs other than first
11254 to be live before calling live_track_process_def on each output.
11256 PR rtl-optimization/70574
11257 * fwprop.c (forward_propagate_and_simplify): Don't add
11258 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
11259 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
11260 paradoxical subregs within *loc.
11262 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
11264 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
11265 -ftree-parallelize-loops={0,1}.
11266 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
11267 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
11268 * config/ia64/hpux.h (LIB_SPEC): Likewise.
11269 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11270 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
11272 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
11275 * asan.c (instrument_derefs): If we get unknown location, extract it
11276 with EXPR_LOCATION.
11277 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
11279 2016-04-08 Tom de Vries <tom@codesourcery.com>
11281 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
11282 implicit firstprivate clause.
11284 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11287 * config/arm/thumb2.md (tst + branch-> lsls + branch
11288 peephole below *orsi_not_shiftsi_si): Require that condition
11289 register is dead after the peephole.
11290 (second peephole after the above): Likewise.
11292 2016-04-08 Alan Modra <amodra@gmail.com>
11295 * builtins.c (fold_builtin_classify): For IBM extended precision,
11296 look at just the high-order double to test for NaN.
11297 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
11298 test just the high double for Inf but both doubles for subnormal
11301 2016-04-07 Jakub Jelinek <jakub@redhat.com>
11303 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
11304 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
11305 node->simdclone->mask_mode != VOIDmode masks.
11306 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
11307 earlier, use it instead of node->simdclone.
11308 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11309 Set clonei->mask_mode.
11311 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11314 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
11315 Pass it through to cp_parser_already_scoped_statement.
11316 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
11317 it through to cp_parser_statement.
11318 (cp_parser_statement): Pass IF_P through to
11319 cp_parser_iteration_statement.
11320 (cp_parser_pragma): Adjust call to
11321 cp_parser_iteration_statement.
11323 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11326 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
11327 resolve a future -Wparentheses warning.
11328 * omp-low.c (scan_sharing_clauses): Likewise.
11329 * tree-parloops.c (eliminate_local_variables): Likewise.
11331 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
11333 PR rtl-optimization/70398
11334 * lra-constraints.c (process_address_1): Check zero scale and code
11335 for reloading with zero scale.
11337 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
11339 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
11340 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
11342 2016-04-06 Jakub Jelinek <jakub@redhat.com>
11344 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11345 Add support for AVX512F clones, include them by default for
11346 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
11347 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
11350 PR middle-end/70550
11351 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
11352 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
11353 firstprivate clauses.
11354 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
11355 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
11356 (lower_omp_target): Set TREE_NO_WARNING for
11357 non-addressable possibly uninitialized vars which are copied into
11358 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
11360 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
11362 * config/pa/predicates.md (integer_store_memory_operand): Accept
11363 REG+D operands with a large offset when reload_in_progress is true.
11364 (floating_point_store_memory_operand): Likewise.
11366 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11369 * match.pd (nested int casts): Limit to GIMPLE.
11371 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
11374 * ipa-devirt.c (maybe_record_node): Fix comment; use
11375 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
11377 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11379 PR rtl-optimization/70542
11380 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
11381 if there are any uses other than insn or debug insns.
11383 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
11384 Jakub Jelinek <jakub@redhat.com>
11386 PR tree-optimization/70509
11387 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
11388 Shift HOST_WIDE_INT_1U instead of 1.
11390 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
11392 PR tree-optimization/70509
11393 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
11394 of the vector base type for index.
11396 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
11399 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
11401 2016-04-05 Richard Biener <rguenther@suse.de>
11403 PR tree-optimization/70526
11404 * tree-sra.c (build_ref_for_offset): Use prev_base to
11405 extract the alias pointer type.
11407 2016-04-05 Richard Biener <rguenther@suse.de>
11409 * dse.c (struct store_info): Remove alias_set member.
11410 (struct read_info_type): Likewise.
11411 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
11412 spill_deleted, clear_alias_set_lookup): Remove.
11413 (get_group_info): Remove dead base == NULL_RTX case.
11414 (dse_step0): Remove initialization of removed variables.
11415 (delete_dead_store_insn): Reomve alias set dumping.
11416 (free_read_records): Remove alias_set handling.
11417 (canon_address): Remove alias_set_out parameter.
11418 (record_store): Remove spill_alias_set, it's always zero.
11419 (check_mem_read_rtx): Likewise.
11420 (dse_step2): Rename from ...
11421 (dse_step2_nospill): ... this. Adjust.
11422 (scan_stores): Rename from ...
11423 (scan_stores_nospill): ... this.
11424 (scan_reads): Rename from ...
11425 (scan_reads_nospill): ... this.
11426 (scan_stores_spill, scan_reads_spill): Remove.
11427 (dse_step3_scan): Remove for_spills argument which is always false.
11428 (dse_step3): Likewise.
11429 (dse_step5): Rename from ...
11430 (dse_step5_nospill): ... this. Remove alias_set handling.
11431 (rest_of_handle_dse): Adjust.
11433 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11436 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
11437 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
11438 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
11439 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
11441 2016-04-05 Richard Biener <rguenther@suse.de>
11443 PR middle-end/70499
11444 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
11445 non-register type temporaries into SSA.
11447 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
11450 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
11451 calls when sanitizing.
11452 (possible_polymorphic_call_target_p): Fix formatting.
11454 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11455 Jakub Jelinek <jakub@redhat.com>
11457 PR middle-end/70457
11458 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
11459 to ensure a call statement is compatible with a built-in's
11461 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
11464 2016-04-04 Richard Biener <rguenther@suse.de>
11466 PR rtl-optimization/70484
11467 * rtl.h (canon_output_dependence): Declare.
11468 * alias.c (canon_output_dependence): New function.
11469 * dse.c (record_store): Use canon_output_dependence rather
11470 than canon_true_dependence.
11472 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11475 * cgraph.h (symtab_node::copy_visibility_from): New function.
11476 * symtab.c (symtab_node::copy_visibility_from): New function.
11477 * ipa-visibility.c (optimize_weakref): New function.
11478 (function_and_variable_visibility): Use it.
11480 2016-04-04 Martin Liska <mliska@suse.cz>
11483 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11484 value that is really in range handled by SBR instruction.
11485 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11486 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11487 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11489 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11493 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11494 set, but not for SP_REG operands.
11496 2016-04-02 Martin Sebor <msebor@redhat.com>
11499 * fold-const.c (maybe_nonzero_address): New function.
11500 (fold_comparison): Call it. Fold equality and relational
11501 expressions involving null pointers.
11502 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11504 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11506 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11507 the "Y" constraint (scalar FP 0.0 immediate).
11509 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11510 Add the "const_double" to the list of operand constraints.
11512 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11514 PR rtl-optimization/70467
11515 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11516 If low word of the last operand is 0, just emit addition/subtraction
11519 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11522 * config/s390/s390.c (s390_expand_insv): Check for everything
11523 constant instead of just VOIDmode stuff.
11525 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11528 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11530 2016-04-01 Nathan Sidwell <nathan@acm.org>
11532 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11534 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11536 PR rtl-optimization/70461
11537 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11540 2016-03-31 Martin Liska <mliska@suse.cz>
11543 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11544 a tree value or an immediate integer value to a buffer
11545 that is eventually copied to a BRIG section.
11546 (emit_immediate_operand): Call the function here.
11547 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11548 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11549 of class' fields that are removed.
11550 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11551 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11552 m_brig_repr_size fields.
11554 2016-03-31 Martin Liska <mliska@suse.cz>
11557 * hsa-gen.c (hsa_function_representation::update_dominance): New
11559 (convert_addr_to_flat_segment): Likewise.
11560 (gen_hsa_memory_set): New alignment argument.
11561 (gen_hsa_ctor_assignment): Likewise.
11562 (gen_hsa_insns_for_single_assignment): Provide alignment
11563 to gen_hsa_ctor_assignment.
11564 (gen_hsa_insns_for_direct_call): Add new argument.
11565 (expand_lhs_of_string_op): New function.
11566 (expand_string_operation_builtin): Likewise.
11567 (expand_memory_copy): New function.
11568 (expand_memory_set): New function.
11569 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11570 (convert_switch_statements): Change signature.
11571 (generate_hsa): Use a return value of the function.
11572 (pass_gen_hsail::execute): Do not call
11573 convert_switch_statements here.
11574 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11575 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11576 (hsa_function_representation::update_dominance): New function.
11578 2016-03-31 Martin Liska <mliska@suse.cz>
11581 * hsa-brig.c (emit_directive_variable): Emit alignment
11582 according to hsa_symbol::m_align.
11583 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11584 (dump_hsa_symbol): Dump alignment of HSA symbols.
11585 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11586 (gen_hsa_addr_with_align): New function.
11587 (hsa_bitmemref_alignment): Use newly added function.
11588 (gen_hsa_insns_for_load): Likewise.
11589 (gen_hsa_insns_for_store): Likewise.
11590 (gen_hsa_memory_copy): New argument added.
11591 (gen_hsa_insns_for_single_assignment): Respect
11592 alignment for assignments processed via gen_hsa_memory_copy.
11593 (gen_hsa_insns_for_direct_call): Likewise.
11594 (gen_hsa_insns_for_return): Likewise.
11595 (gen_function_def_parameters): Set default alignment.
11596 * hsa.c (hsa_object_alignment): New function.
11597 (hsa_byte_alignment): Pasted function.
11598 * hsa.h (hsa_symbol::m_align): New field.
11600 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11602 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11603 scratch field for goto case.
11605 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11607 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11609 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11612 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11613 (scalar_chain::convert_insn): Call convert_op for reg
11614 moves to handle undefined registers.
11616 2016-03-31 Nathan Sidwell <nathan@acm.org>
11619 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11620 Assert we don't want to move backwards.
11622 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11625 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11627 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11629 PR rtl-optimization/70460
11630 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11631 with operand from REG_LABEL_OPERAND, instead substitute
11632 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11633 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11635 2016-03-31 Martin Liska <mliska@suse.cz>
11637 * passes.c (execute_one_pass): Do not call
11638 todo_after for a discarded function.
11640 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11642 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11643 (no_cost, infinite_cost): Initialize the new field.
11644 (get_computation_cost_at): Record setup cost.
11645 (determine_use_iv_cost_address): Skip cost computation for sub
11646 uses if we can estimate it without losing accuracy.
11648 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11650 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11652 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11653 max_loop_iterations_int.
11654 (tree_unswitch_outer_loop): Likewise.
11655 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11656 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11658 2016-03-30 Richard Biener <rguenther@suse.de>
11660 PR middle-end/70450
11661 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11663 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11666 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11667 in gen_blendm expander.
11669 2016-03-30 Nick Clifton <nickc@redhat.com>
11672 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11673 case where we are already provided with an SImode SUBREG.
11675 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11678 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11679 conflict between DRAP register and __builtin_eh_return.
11681 2016-03-30 Michael Matz <matz@suse.de>
11682 Richard Biener <rguenther@suse.de>
11685 * ipa-polymorphic-call.c (struct type_change_info): Change
11686 speculative to an unsigned allowing to limit the work we do.
11687 (csftc_abort_walking_p): New inline function..
11688 (check_stmt_for_type_change): Limit the number of may-defs
11689 skipped for speculative devirtualization to
11690 max-speculative-devirt-maydefs.
11691 * params.def (max-speculative-devirt-maydefs): New param.
11692 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11694 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11697 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11700 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11702 PR tree-optimization/59124
11703 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11704 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11706 2016-03-29 Jeff Law <law@redhat.com>
11708 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11710 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11712 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11715 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11717 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11718 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11719 gcrt0.o if linking dynamically.
11721 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11724 * ipa-devirt.c (methods_equal_p): New function.
11725 (compare_virtual_tables): Use it.
11726 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11727 * cgraphclones.c (clone_function_name_1): Use
11728 symbol_table::symbol_suffix_separator.
11729 * coverage.c (build_var): Likewise.
11730 * symtab.c (symbol_table::symbol_suffix_separator): New.
11732 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11734 PR rtl-optimization/70429
11735 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11736 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11737 mode != result_mode.
11740 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11742 PR tree-optimization/70405
11743 * ssa-iterators.h (num_imm_uses): Add missing braces.
11745 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11747 PR rtl-optimization/68695
11748 * ira-color.c (allocno_copy_cost_saving): New.
11749 (improve_allocation): Use it.
11751 2016-03-29 Richard Henderson <rth@redhat.com>
11753 PR middle-end/70355
11754 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11756 2016-03-29 Richard Biener <rguenther@suse.de>
11758 PR middle-end/70424
11759 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11760 use alignment returned by get_pointer_alignment_1 if it is
11761 bigger than BITS_PER_UNIT.
11762 * builtins.c (get_pointer_alignment_1): Do not return true
11763 for alignment extracted from SSA info.
11765 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11767 * config/ft32/ft32.opt (mnodiv): New.
11768 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11769 * doc/invoke.texi (FT32 Options -mnodiv): New.
11771 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11774 * config/i386/i386.md (define_split, andn): Fix modes.
11776 2016-03-26 Richard Biener <rguenther@suse.de>
11777 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11780 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11782 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11783 as 2nd argument to cl_optimization_restore().
11785 2016-03-25 Richard Henderson <rth@redhat.com>
11788 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11789 * config/aarch64/aarch64-protos.h: Declare it.
11790 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11792 2016-03-25 Alan Modra <amodra@gmail.com>
11795 * config/rs6000/constraints.md (j): Simplify.
11796 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11798 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11799 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11800 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11801 in all constraint alternatives.
11802 (movtd_64bit_nodm): Delete "j" constraint alternative.
11804 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11806 * tree-ssa-propagate.c: Enhance docs for
11807 SSA_PROP_NOT_INTERESTING.
11809 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11811 * doc/extend.texi: Fix typo in documentation to pure attribute.
11813 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11816 * config/pa/pa.md (bswapdi2): Use a scratch register.
11818 2016-03-24 Richard Henderson <rth@redhat.com>
11820 PR middle-end/69845
11821 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11824 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11826 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11827 using ix86_expand_binary_operator instead of gen_andsi3.
11829 2016-03-24 Richard Biener <rguenther@suse.de>
11831 PR tree-optimization/70396
11832 * tree-vect-stmts.c (vectorizable_comparison): Use
11833 get_vectype_for_scalar_type.
11835 2016-03-24 Richard Biener <rguenther@suse.de>
11837 PR middle-end/70370
11838 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11839 with register bases.
11841 2016-03-24 Richard Biener <rguenther@suse.de>
11843 PR tree-optimization/70372
11844 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11845 build_all_ones_cst to also handle vector types correctly.
11847 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11850 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11853 2016-03-23 Marek Polacek <polacek@redhat.com>
11856 * doc/invoke.texi: Document -Wignored-attributes.
11858 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11860 PR tree-optimization/69042
11861 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11862 parameter from 30 to 40.
11864 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11866 PR tree-optimization/69042
11867 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11868 for use with constant offset stripped in base.
11870 2016-03-23 Richard Biener <rguenther@suse.de>
11872 PR middle-end/70251
11873 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11874 mode compatibility check.
11875 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11877 2016-03-23 Jeff Law <law@redhat.com>
11879 PR tree-optimization/64058
11880 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11882 (struct ssa_conflicts): Move up earlier in the file.
11883 (conflicts_, var_map_): New static variables.
11884 (initialize_conflict_count): New function to initialize the
11885 CONFLICT_COUNT field for each conflict pair.
11886 (compare_pairs): Lazily initialize the conflict count and use it
11887 as the first tie-breaker.
11888 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11889 and wipe conflicts_ and map_ around the call to qsort. Remove
11890 special case for 2 coalesce pairs.
11891 * bitmap.c (bitmap_count_unique_bits): New function.
11892 (bitmap_count_bits_in_word): New function, extracted from
11894 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11895 * bitmap.h (bitmap_count_unique_bits): Declare it.
11897 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11900 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11901 transparent alias chain for decl assembler name.
11902 * config/sol2.c (solaris_assemble_visibility): Likewise.
11904 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11906 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11908 (v10_fdivs): Likewise.
11909 (v10_fdivd): Likewise.
11911 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11914 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11915 to not call fclose twice on file.
11917 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11919 PR tree-optimization/70354
11920 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11921 oprnd0 is wider than oprnd1 and there is a cast from the wider
11922 type to oprnd1, mask it with the mask of the narrower type.
11925 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11926 Optimize TARGET_STV splitters, if high or low word of last argument
11929 2016-03-22 Jeff Law <law@redhat.com>
11932 tree-ssa-threadbackward.c
11933 (fsm_find_control_statement_thread_paths): Correctly distinguish
11934 between old style jump threads vs FSM jump threads.
11936 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11939 * config/i386/i386.c (scalar_chain::convert_op): Support
11940 uninitialized register usage case.
11942 2016-03-22 Richard Biener <rguenther@suse.de>
11944 PR middle-end/70251
11945 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11947 (capture::gen_transform): ... to change behavior when substituting
11948 a condition into cond or not-cond expr context.
11949 (dt_simplify::gen_1): Adjust.
11950 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11951 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11952 last change and instead change to
11953 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11954 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11956 2016-03-22 Anthony Green <green@moxielogic.com>
11958 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11959 issue for moxiebox targets.
11960 (CC1PLUS_SPEC): Ditto.
11962 2016-03-22 Richard Biener <rguenther@suse.de>
11964 PR middle-end/70333
11965 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11968 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11970 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11972 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11975 * config/i386/i386.c (def_builtin): Handle
11976 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11978 (const struct builtin_description bdesc_special_args[]):
11979 Remove duplicate ISA bits.
11981 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11984 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11985 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11986 in a way that works also for AVX512BW.
11989 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11990 instead of source if operands[1] is xmm16 and above and
11991 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11992 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11995 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11996 on assign if (*from_p) is a comparison, set it to
11997 TREE_NO_WARNING (*from_p).
11999 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12001 PR middle-end/70326
12002 * lra.c (restore_scratches): Ignore deleted insns.
12004 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
12005 Jakub Jelinek <jakub@redhat.com>
12007 PR tree-optimization/70317
12008 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
12011 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
12014 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
12015 of ix86_expand_move.
12017 (movti): Use general_operand for operand 1 predicate.
12019 2016-03-21 Martin Liska <mliska@suse.cz>
12021 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
12023 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
12025 2016-03-21 Martin Liska <mliska@suse.cz>
12028 * ipa-icf.c (sem_function::parse): Skip static
12029 constructors and destructors.
12031 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12034 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
12035 function-like macro, peek following token(s) if it is followed
12036 by CPP_OPEN_PAREN token with optional padding in between, and
12037 if not, don't treat it like a macro.
12039 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
12040 Alexander Monakov <amonakov@ispras.ru>
12042 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
12043 for the stabs debug format.
12045 2016-03-21 Richard Biener <rguenther@suse.de>
12047 PR tree-optimization/70310
12048 * tree-vect-generic.c (expand_vector_condition): Fold the built
12051 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
12054 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
12055 Block third alternative for AVX-512VL target,
12057 2016-03-21 Martin Liska <mliska@suse.cz>
12060 * hsa-brig.c (emit_function_directives): Mark unemitted
12061 global variables for emission.
12062 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
12063 (get_symbol_for_decl): Likewise.
12064 * hsa.h (struct hsa_symbol): New flag.
12066 2016-03-21 Richard Biener <rguenther@suse.de>
12068 PR tree-optimization/70288
12069 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
12070 we do not estimate unsimplified all-constant conditionals or
12071 switches as optimized away.
12073 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
12075 PR rtl-optimization/69102
12076 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
12077 when we have a readonly dependency context.
12079 2016-03-18 Jeff Law <law@redhat.com>
12081 PR rtl-optimization/70263
12082 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
12083 (update_equiv_regs): When trying to move a store to after the insn
12084 that sets the source of the store, make sure the store occurs after
12085 the insn that sets the source of the store. When successful note
12086 the REG_EQUIV note created in the dump file.
12088 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
12089 Bernd Schmidt <bschmidt@redhat.com>
12091 * doc/extend.texi: Document more potential problems with basic asms.
12093 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
12095 PR rtl-optimization/70278
12096 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
12099 2016-03-18 Jason Merrill <jason@redhat.com>
12101 * calls.c (load_register_parameters): Fix zero size sibcall logic.
12103 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
12105 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
12106 values to 128b regs.
12108 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12110 PR tree-optimization/70252
12111 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
12112 boolean vector has a proper number of elements.
12113 (supportable_narrowing_operation): Likewise.
12115 2016-03-18 Tom de Vries <tom@codesourcery.com>
12118 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
12120 2016-03-18 Jakub Jelinek <jakub@redhat.com>
12122 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
12123 instead of replace_rtx for DEBUG_INSNs.
12125 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12127 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
12128 load type reservations.
12130 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
12133 * config/pa/constraints.md: Revert 2015-02-13 change. Use
12134 define_constraint for "Q" and "T" constraints.
12136 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
12138 Tweak the pipeline model for Exynos M1
12140 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
12143 2016-03-17 David Malcolm <dmalcolm@redhat.com>
12146 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
12147 where one or both locations aren't within a line_map.
12149 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
12152 * opts.c (finish_options): Don't set flag_pie to the default if
12153 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
12156 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
12158 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
12159 true as ALL_REGS argument to replace_rtx.
12161 2016-03-17 Richard Biener <rguenther@suse.de>
12164 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
12167 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12170 * rtl.h (replace_rtx): Add ALL_REGS argument.
12171 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
12172 equality and assert mode is the same, instead of just rtx pointer
12174 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
12175 true as ALL_REGS argument to replace_rtx.
12177 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
12179 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
12180 for boolean vector with vector mode only.
12181 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12183 2016-03-17 Nick Clifton <nickc@redhat.com>
12186 * config/rx/rx.c (rx_print_integer): Print negative constants in
12189 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12192 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
12194 2016-03-16 Richard Henderson <rth@redhat.com>
12195 Richard Biener <rguenth@suse.de>
12197 PR middle-end/70240
12198 PR middle-end/68215
12200 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
12201 first operand as is_gimple_condexpr.
12203 PR middle-end/70240
12204 PR middle-end/68215
12206 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
12207 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
12208 Do not gimplify the result.
12209 (do_unop): Adjust call to tree_vec_extract.
12210 (do_binop): Likewise.
12211 (do_compare): Likewise.
12212 (do_plus_minus): Likewise.
12213 (do_negate): Likewise.
12214 (expand_vector_condition): Likewise.
12215 (do_cond): Likewise.
12217 2016-03-16 Richard Henderson <rth@redhat.com>
12220 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
12221 (aarch64_classify_address): Use it.
12222 (aarch64_legitimize_address): Force all subexpressions of PLUS
12223 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
12225 2016-03-16 Jakub Jelinek <jakub@redhat.com>
12226 Richard Biener <rguenth@suse.de>
12229 * rtlanal.c (replace_rtx): For REG, if from is a REG,
12230 return to even if only REGNO is equal, and assert
12233 2016-03-11 Jeff Law <law@redhat.com>
12235 PR rtl-optimization/70224
12236 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
12238 2016-03-16 Richard Henderson <rth@redhat.com>
12240 PR middle-end/70199
12241 * function.h (struct function): Add has_forced_label_in_static.
12242 * gimplify.c (force_labels_r): Set it.
12243 * lto-streamer-in.c (input_struct_function_base): Read it.
12244 * lto-streamer-out.c (output_struct_function_base): Write it.
12245 * tree-inline.c (has_label_address_in_static_1): Remove.
12246 (copy_forbidden): Remove fndecl parameter; test
12247 has_forced_label_in_static.
12248 (inline_forbidden_p): Update call to copy_forbidden.
12249 (tree_versionable_function_p): Likewise.
12250 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
12251 (chkp_versioning): Likewise.
12252 * tree-inline.h (copy_forbidden): Update decl.
12254 2016-03-16 Marek Polacek <polacek@redhat.com>
12257 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
12258 function being thunked if the result type doesn't have fixed size.
12259 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
12260 doesn't have fixed size.
12262 2016-03-16 Bin Cheng <bin.cheng@arm.com>
12264 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
12265 reporting malformed loop nest.
12267 2016-03-16 Tom de Vries <tom@codesourcery.com>
12270 * ipa-devirt.c (possible_polymorphic_call_targets): Move
12271 nodes.length () == 1 test to before first nodes[0] access.
12273 2016-03-16 Tom de Vries <tom@codesourcery.com>
12275 PR tree-optimization/68715
12276 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
12277 single_pred_p test.
12279 2016-03-16 Tom de Vries <tom@codesourcery.com>
12281 PR tree-optimization/68809
12282 * graphite-scop-detection.c (same_close_phi_node): Test if result types
12285 2016-03-16 Carlos O'Donell <carlos@redhat.com>
12286 Sandra Loosemore <sandra@codesourcery.com>
12288 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
12289 on leaf attribute. Mention ELF interposition problems.
12291 2016-03-16 Alan Modra <amodra@gmail.com>
12293 PR rtl-optimization/69195
12294 PR rtl-optimization/47992
12295 * ira.c (indirect_jump_optimize): Ignore artificial defs.
12298 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
12301 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
12303 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12305 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
12307 2016-03-15 Jakub Jelinek <jakub@redhat.com>
12309 PR rtl-optimization/70222
12310 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
12311 optimization if mode is different from result_mode, queue up masking
12312 of the result in outer_op. Formatting fix.
12314 PR middle-end/70239
12315 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
12318 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12320 PR rtl-optimization/69032
12321 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
12322 looping backwards over basic block insns.
12324 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12327 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
12328 to non-speculative when propagating trap bits.
12330 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12332 PR rtl-optimization/63384
12333 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
12334 DEBUG_INSN_P insns.
12336 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12339 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
12340 factored out from ...
12341 (sched_analyze_insn): ... here.
12342 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
12343 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
12344 get_implicit_reg_pending_clobbers in it.
12345 (setup_id_reg_sets): Use setup_id_implicit_regs.
12346 (deps_init_id): Ditto.
12348 2016-03-15 Tom de Vries <tom@codesourcery.com>
12351 * cgraph.c (cgraph_node::get_body): Save, reset and restore
12353 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
12354 execute_function_dump.
12355 (execute_one_pass): Don't dump function if it will be dumped after ipa
12358 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
12360 * genrecog.c (match_pattern_2): If pred is NULL don't call
12361 safe_predicate_mode on it.
12363 2016-03-14 Jakub Jelinek <jakub@redhat.com>
12365 PR middle-end/70219
12366 * lra-constraints.c (delete_move_and_clobber): Change assertion
12367 to also allow dregno == 0.
12369 2016-03-14 Richard Henderson <rth@redhat.com>
12372 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
12373 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
12374 (reassociate_bb): Use optimize_vec_cond_expr; avoid
12375 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
12378 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
12381 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
12383 (lra_create_live_ranges_1): initialize hard register biggest_mode to
12385 * lra-constraints.c (split_reg): For hard regs, try to find the
12386 biggest single-register mode used in the function.
12388 2016-03-14 Richard Biener <rguenther@suse.de>
12390 PR tree-optimization/56365
12391 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
12392 constants to compare against.
12394 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
12397 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12398 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
12399 (define_split for the GPR case): Use int_reg_operand instead of
12400 gpc_reg_operand for the output.
12402 2016-03-14 Tom de Vries <tom@codesourcery.com>
12404 PR tree-optimization/70045
12405 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
12406 create_empty_if_region_on_edge argument.
12408 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
12410 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
12411 (STACK_CHECK_PROTECT): Likewise.
12412 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12413 (STACK_CHECK_PROTECT): Likewise.
12414 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12415 (STACK_CHECK_PROTECT): Likewise.
12416 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
12417 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
12418 (STACK_CHECK_PROTECT): Likewise.
12420 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
12422 PR rtl-optimization/69307
12423 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
12424 registers in modes that span more than one register.
12426 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
12429 * lra-constraints.c (delete_move_and_clobber): New.
12430 (remove_inheritance_pseudos): Use it.
12432 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
12435 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
12436 the libcall is LCT_THROW.
12437 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
12438 for the checking routine.
12440 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12443 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
12444 optimization if we have direct move.
12445 (roundu32<mode>2_fprs): Likewise.
12447 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
12450 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
12452 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
12453 Arguments swapped. All callers changed. Take reg_renumber into
12454 account, and Calculate and compare register ranges for hard regs.
12456 2016-03-11 Jeff Law <law@redhat.com>
12458 PR tree-optimization/70190
12459 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12460 Handle cases where we can not extract the taken edge, even though we
12461 found a constant value.
12463 PR tree-optimization/64058
12464 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
12465 (num_coalesce_pairs): Move up earlier in file.
12466 (find_coalesce_pair): Initialize the INDEX field for each pair
12468 (compare_pairs): No longer sort on the elements in each pair.
12469 Instead break ties with the index of the coalesce pair.
12471 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12474 * config/aarch64/aarch64-protos.h
12475 (aarch64_save_restore_target_globals): New prototype.
12476 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
12477 Call the above when popping pragma.
12478 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
12480 (aarch64_set_current_function): Rewrite using the above.
12482 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12484 PR tree-optimization/70177
12485 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12486 (extract_ops_from_tree): ... this. In the 2 argument
12487 overload remove _1 suffix.
12488 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12489 (extract_ops_from_tree): ... this.
12490 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12492 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12493 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12494 extract_ops_from_tree instead of 2 operand one.
12496 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12498 PR tree-optimization/70013
12499 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12500 for constant-pool entries.
12502 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12504 PR rtl-optimization/70174
12505 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12506 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12508 PR tree-optimization/70169
12509 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12510 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12513 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12514 Jakub Jelinek <jakub@redhat.com>
12517 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12518 of uninitialized values.
12520 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12522 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12524 ("*trunctddd2"): New pattern definition.
12525 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12528 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12530 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12531 definitions for BFP and DFP rounding modes.
12532 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12533 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12534 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12535 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12538 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12540 * config/s390/constraints.md: Adjust comment.
12541 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12542 s390_decompose_addrstyle_without_index.
12543 * config/s390/predicates.md (shift_count_or_setmem_operand):
12544 Rename to setmem_operand.
12545 * config/s390/s390-protos.h
12546 (s390_decompose_shift_count): Rename to
12547 s390_decompose_addrstyle_without_index.
12548 * config/s390/s390.c (s390_decompose_shift_count)
12549 (s390_mem_constraint, print_shift_count_operand)
12550 (print_operand_address, print_operand): Rename
12551 s390_decompose_shift_count to
12552 s390_decompose_addrstyle_without_index and rename
12553 print_shift_count_operand to print_addrstyle_operand troughout the
12555 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12556 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12557 Rename shift_count_or_setmem_operand to setmem_operand.
12558 * config/s390/vx-builtins.md ("vec_insert<mode>")
12559 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12562 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12565 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12566 Handle overlapping retval and newval.
12568 2016-03-10 Nick Clifton <nickc@redhat.com>
12571 * config/aarch64/aarch64.c
12572 (aarch64_override_options_after_change_1): When forcing
12573 flag_omit_frame_pointer to be true, use a special value that can
12574 be detected if this function is called again, thus preventing
12575 flag_omit_leaf_frame_pointer from being forced to be false.
12577 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12579 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12580 Set x_flag_omit_leaf_frame_pointer when handling
12581 -momit-leaf-frame-pointer.
12583 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12586 * cgraph.c (cgraph_node::dump): Dump split_part and
12587 indirect_call_target.
12588 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12589 * ipa.c (has_addr_references_p): Cleanup.
12590 (is_indirect_call_target_p): New.
12591 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12592 called indirectly as local.
12593 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12595 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12598 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12599 on cxa_pure_virtual.
12601 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12604 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12606 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12609 * tree.c (need_assembler_name_p): Only record main variant type names.
12611 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12614 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12615 Always define to 0 or 1.
12616 (TARGET_FIX_ERR_A53_843419): New macro.
12617 * config/aarch64/aarch64-elf-raw.h
12618 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12619 * config/aarch64/aarch64-linux.h: Likewise.
12620 * config/aarch64/aarch64.c
12621 (aarch64_override_options_after_change_1): Do not default
12622 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12624 (aarch64_attributes): Handle fix-cortex-a53-843419.
12625 (aarch64_can_inline_p): Likewise.
12626 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12628 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12629 Jakub Jelinek <jakub@redhat.com>
12631 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12632 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12633 DECL_COMMONS if flag_unconstrained_commons is set.
12634 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12635 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12636 (funconstrained-commons): Document.
12638 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12640 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12641 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12643 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12645 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12646 has a proper number of elements.
12648 2016-03-10 Alan Modra <amodra@gmail.com>
12650 PR rtl-optimization/69195
12651 PR rtl-optimization/47992
12652 * ira.c (recorded_label_ref): Delete.
12653 (update_equiv_regs): Return void.
12654 (indirect_jump_optimize): New function.
12655 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12656 before regstat_compute_ri. Don't rebuild_jump_labels here.
12657 Delete update_regstat.
12659 2016-03-10 Richard Biener <rguenther@suse.de>
12661 PR tree-optimization/70128
12662 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12663 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12665 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12667 PR tree-optimization/70152
12668 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12669 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12672 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12673 instead of gen_sse2_loadlpd.
12674 * config/i386/sse.md (*vec_concatv2df): Rename to...
12675 (vec_concatv2df): ... this.
12677 PR tree-optimization/70127
12678 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12680 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12684 * diagnostic-show-locus.c (compatible_locations_p): New function.
12685 (layout::layout): Sanitize ranges using compatible_locations_p.
12687 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12691 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12692 location_range param with three const expanded_locations * and a
12694 (layout::layout): Replace call to
12695 rich_location::lazily_expand_location with get_expanded_location.
12696 Extract the range and perform location expansion here, passing
12697 the results to the layout_range ctor.
12698 * diagnostic.c (source_range::debug): Delete.
12699 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12700 of rich_location::get_expanded_location.
12701 * gcc-rich-location.c (get_range_for_expr): Delete.
12702 (gcc_rich_location::add_expr): Reimplement to avoid the
12703 rich_location::add_range overload that took a location_range,
12704 passing a location_t instead.
12706 2016-03-09 Richard Biener <rguenther@suse.de>
12707 Jakub Jelinek <jakub@redhat.com>
12709 PR tree-optimization/70138
12710 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12711 Also skip vect_double_reduction_def.
12713 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12716 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12717 if the operand is "m".
12719 2016-03-09 Nathan Sidwell <nathan@acm.org>
12721 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12723 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12725 * config/i386/i386.c (processor_target_table): Fix cost table
12726 intialization order for znver1.
12728 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12730 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12731 - becuase -> because.
12732 * ipa-reference.c (ignore_module_statics): Likewise.
12733 * cgraph.c (cgraph_node::get_body): Likewise.
12734 * ipa-inline.c (early_inliner): Likewise.
12735 * ipa-devirt.c (types_same_for_odr): Likewise.
12736 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12737 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12739 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12741 * tree-ssa-math-opts.c: Fix typo in comment.
12743 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12746 * config/i386/i386.c (scalar_chain::make_vector_copies,
12747 scalar_chain::convert_reg): Call end_sequence in between
12748 get_insns and emit_conversion_insns rather than after both
12751 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12754 * config/i386/i386.h (machine_function): Add
12755 pc_thunk_call_expanded flag.
12756 (ix86_pc_thunk_call_expanded): New define.
12757 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12758 (*set_got): Rename insn pattern from set_got.
12759 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12760 * config/i386/i386.c (ix86_compute_frame_layout): Use
12761 ix86_pc_thunk_call_expanded to prevent red-zone.
12763 2016-03-07 Martin Jambor <mjambor@suse.cz>
12765 * hsa.h (hsa_get_ctor_statements): Declare.
12766 (hsa_get_dtor_statements): Likewise.
12767 (hsa_get_kernel_dispatch_type): Likewise.
12768 * hsa.c (hsa_get_ctor_statements): New function.
12769 (hsa_get_dtor_statements): Likewise.
12770 (hsa_get_kernel_dispatch_type): Likewise.
12771 * hsa-brig.c (hsa_cdtor_statements): Removed.
12772 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12773 hsa_get_dtor_statements.
12774 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12775 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12777 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12779 * config/arm/arm-cores.def (cortex-r8): New.
12780 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12781 * config/arm/arm-tune.md: Likewise.
12782 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12784 2016-03-07 Martin Sebor <msebor@redhat.com>
12786 PR rtl-optimization/19705
12787 * doc/invoke.texi (Options That Control Optimization): Clarify
12788 -fno-branch-count-reg.
12790 2016-02-26 Richard Biener <rguenther@suse.de>
12791 Jeff Law <law@redhat.com>
12793 PR tree-optimization/69740
12794 * cfghooks.c (remove_edge): Request loop fixups if we delete
12795 an edge that might turn an irreducible loop into a natural
12797 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12798 Move after definition of loops_state_clear.
12800 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12802 PR rtl-optimization/69052
12803 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12806 2016-03-07 Tom de Vries <tom@codesourcery.com>
12808 PR tree-optimization/70116
12809 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12810 is_tm_ending stmts and ubsan/asan internal functions.
12811 (find_duplicate): Use it. Don't test is_tm_ending here.
12813 2016-03-07 Richard Biener <rguenther@suse.de>
12815 PR tree-optimization/70115
12816 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12817 (propagate_constants_for_unrolling): Use replace_uses_by.
12819 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12821 PR middle-end/69916
12822 * omp-low.c (struct oacc_loop): Add ifns.
12823 (new_oacc_loop_raw): Initialize it.
12824 (finish_oacc_loop): Clear mask & flags if no ifns.
12825 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12826 (oacc_loop_xform_loop): Add ifns arg & adjust.
12827 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12829 2016-03-07 Richard Henderson <rth@redhat.com>
12832 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12833 (insert_value_copy_on_edge): Likewise.
12835 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12837 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12839 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12842 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12844 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12846 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12848 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12850 Fix sseimul type attribute.
12851 * config/i386/znver1.md
12852 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12853 znver1_sseimul_avx256_load) : Fix the type attribute.
12854 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12855 pipe usage and latency.
12857 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12860 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12861 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12864 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12867 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12869 PR rtl-optimization/69941
12870 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12871 the reg share its mode.
12873 2016-03-04 Jeff Law <law@redhat.com>
12875 PR tree-optimization/69196
12876 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12877 If the both SSA_NAMEs are anonymous, then consider them unassociated
12878 and include the PHI in the statement count.
12880 2016-03-05 Tom de Vries <tom@codesourcery.com>
12882 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12883 construct in oacc routine. Check for oacc region in oacc routine.
12885 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12888 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12889 2016-02-22 changes, instead don't recurse if RECUR is already true.
12890 Don't change *dynamic_check if RECUR. Adjust recursive caller
12891 to pass true to the new argument.
12892 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12895 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12896 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12898 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12900 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12902 PR rtl-optimization/57676
12903 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12904 with flag_checking.
12906 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12908 * tree-vect-patterns.c (search_type_for_mask): Handle
12909 comparison of booleans.
12911 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12913 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12917 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12918 all other ops that have dw_val_class_die_ref operands,
12919 and DW_OP_GNU_entry_value.
12921 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12923 PR rtl-optimization/69904
12924 * config/arm/arm.c (arm_cannot_copy_insn_p):
12925 Return true for load-exclusive instructions.
12927 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12930 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12931 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12932 the pattern no matter if it is used just by non-pattern, pattern
12934 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12935 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12936 oprnd1 def_stmt is in pattern, don't look through it.
12938 2016-03-03 Marek Polacek <polacek@redhat.com>
12940 PR middle-end/70050
12941 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12943 2016-03-03 Martin Liska <mliska@suse.cz>
12945 PR tree-optimization/70043
12946 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12947 previous statement if we see a debug statement.
12949 2016-03-03 Richard Biener <rguenther@suse.de>
12951 PR tree-optimization/55936
12952 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12953 parameter and guard unsafe equivalence use.
12954 (vrp_evaluate_conditional_warnv_with_ops): Always use
12955 safe equivalences but not via the quadratic compare_names
12958 2016-03-03 Michael Collison <michael.collison@linaro.org>
12961 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12962 for operand 1 to s_register_operand. Change predicate for operand
12963 2 to arm_not_immediate_operand.
12965 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12967 * doc/tm.texi: Regenerated.
12969 2016-03-02 Richard Henderson <rth@redhat.com>
12972 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12973 simplification when all args are positive non-fixed registers.
12975 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12977 * target.def (lra_p): Specify that new ports should use LRA.
12979 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12982 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12983 gimplify_type_sizes the type they refer to.
12984 (omp_notice_variable): Handle reference vars to VLAs.
12985 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12986 reference to VLA decls in the second pass instead of first pass.
12988 2016-03-02 Tom de Vries <tom@codesourcery.com>
12990 PR tree-optimization/68659
12991 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12992 new_expr == NULL_TREE.
12993 (get_new_name): Handle ADDR_EXPR.
12995 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12997 PR rtl-optimization/69052
12998 * loop-invariant.c (canonicalize_address): New function.
12999 (inv_can_prop_to_addr_use): Check validity of address expression
13000 which is canonicalized by above function.
13002 2016-03-02 Alan Modra <amodra@gmail.com>
13005 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
13008 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13011 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
13012 (*movhi_internal): Put mask moves from and to memory separately
13013 from moves from/to GPRs.
13015 2016-03-02 Richard Biener <rguenther@suse.de>
13017 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
13018 GENERIC expressions in GIMPLE.
13020 2016-03-02 Richard Biener <rguenther@suse.de>
13022 * config/i386/i386.c (type_natural_mode): Fix typo.
13024 2016-03-02 Nick Clifton <nickc@redhat.com>
13026 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
13028 2016-03-02 Richard Biener <rguenther@suse.de>
13029 Uros Bizjak <ubizjak@gmail.com>
13032 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
13034 2016-03-02 Richard Biener <rguenther@suse.de>
13036 PR middle-end/67278
13037 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
13039 2016-03-02 Marek Polacek <polacek@redhat.com>
13042 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
13043 "is promoted to" warning.
13045 2016-03-01 DJ Delorie <dj@redhat.com>
13047 * config.gcc: Deprecate mep-*.
13049 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
13051 PR middle-end/70025
13052 * lra-constraints.c (regno_val_use_in): New.
13053 (match_reload): Use it instead of regno_use_in.
13055 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13057 PR rtl-optimization/70007
13058 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
13059 references present in REG_EQUAL notes attached to non-SET patterns.
13061 2016-03-01 Jeff Law <law@redhat.com>
13063 PR tree-optimization/69196
13064 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13065 Appropriately clamp the number of statements to copy when the
13066 thread path does not traverse a loop backedge.
13068 PR tree-optimization/69196
13069 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13070 Do count some PHIs in the thread path against the insn count. Decrease
13071 final statement count by one as the control statement in the last
13072 block will get removed. Remove special cased code for handling PHIs
13075 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
13078 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
13079 asm dialect alternatives to explicit GOTPCREL calls.
13081 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13084 * ira.c (do_reload): Issue warning for generic stack checking here...
13085 * reload1.c (reload): ...instead of here and streamline it.
13087 2016-03-01 Nick Clifton <nickc@redhat.com>
13089 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
13091 2016-03-01 Richard Biener <rguenther@suse.de>
13093 PR tree-optimization/69983
13094 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
13095 types and fall back to operand_equal_p.
13097 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13100 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13102 * config/s390/constraints.md ("jm8"): New constraint.
13103 * config/s390/predicates.md ("const_int_8bitset_operand"): New
13105 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
13107 ("*setmem_long<setmem_and>"): New pattern.
13108 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
13110 ("*setmem_long_31z<setmem_and>"): New pattern.
13111 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
13112 New substitution rules with the required attributes.
13115 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13118 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13120 * gensupport.c (process_substs_on_one_elem): Split loop to
13121 complete mark_operands_used_in_match_dup on all expressions in the
13123 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13124 and remove function.
13126 2016-03-01 Richard Biener <rguenther@suse.de>
13128 PR middle-end/70022
13129 * fold-const.c (fold_indirect_ref_1): Fix range checking for
13130 vector BIT_FIELD_REF extract.
13132 2016-03-01 Richard Biener <rguenther@suse.de>
13134 PR tree-optimization/69994
13135 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
13137 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
13139 PR tree-optimization/69956
13140 * tree-vect-stmts.c (supportable_widening_operation): Support
13141 multi-step conversion of boolean vectors.
13142 (supportable_narrowing_operation): Likewise.
13144 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13146 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
13149 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13151 * config/s390/subst.md (DSI_VI): New mode iterator.
13152 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
13153 * config/s390/vector.md ("vec_set<mode>"): Move expander before
13154 the insn definition.
13155 ("*vec_set<mode>"): Change predicate and add alternative to
13156 support only either register or const_int operands as element
13158 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
13160 ("vec_extract<mode>"): New expander.
13161 ("*vec_extract<mode>"): New insn definition supporting reg and
13162 const_int element selectors.
13163 ("*vec_extract<mode>_plus"): New insn definition supporting
13164 reg+const_int element selectors.
13165 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
13166 following expander+insn definition.
13167 ("<vec_shifts_name><mode>3"): New expander.
13168 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
13170 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13172 * config/s390/s390.md ("*tabort_1"): Change predicate to
13173 nonmemory_operand. Add a second alternative to cover
13174 register as well as const int operands.
13175 ("*tabort_1_plus"): New pattern definition.
13177 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13179 * config/s390/s390.md ("*ashrdi3_cc_31")
13180 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
13181 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
13182 Merge insn definitions into ...
13183 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13184 New pattern definition.
13185 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
13186 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
13187 ("*ashr<mode>3_and"): Merge insn definitions into ...
13188 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13189 New pattern definition.
13190 * config/s390/subst.md ("addr_style_op_cc_subst")
13191 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
13192 substitutions patterns plus attributes.
13193 Add ashiftrt to SUBST iterator.
13195 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13197 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
13198 op2 to nonmemory_operand.
13199 ("*<shift>di3_31", "*<shift>di3_31_and"):
13200 Merge into single pattern definition ...
13201 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
13202 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
13203 pattern definition ...
13204 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
13205 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
13208 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13210 * config/s390/predicates.md (const_int_6bitset_operand): New
13212 * config/s390/s390.md: Include subst.md.
13213 ("rotl<mode>3"): New expander.
13214 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
13216 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
13217 * config/s390/subst.md: New file.
13219 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13221 * config/s390/s390.md ("op_type", "atype", "length" attributes):
13222 Remove RRR type. It doesn't really exist.
13223 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
13225 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
13226 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
13227 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
13228 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
13229 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
13230 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
13231 `enabled' attribute.
13233 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13235 * gensupport.c (process_substs_on_one_elem): Split loop to
13236 complete mark_operands_used_in_match_dup on all expressions in the
13238 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13239 and remove function.
13241 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13244 * config/sparc/sparc.c (NWORDS_UP): Rename to...
13245 (CEIL_NWORDS): ...this. Use CEIL macro.
13246 (compute_fp_layout): Adjust to above renaming.
13247 (function_arg_union_value): Likewise.
13248 (sparc_arg_partial_bytes): Likewise.
13249 (sparc_function_arg_advance): Likewise.
13251 2016-02-29 Jeff Law <law@redhat.com>
13253 PR tree-optimization/70005
13254 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
13255 where an object with a boolean range is compared against a value
13258 PR tree-optimization/69999
13259 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
13260 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
13263 2016-02-29 Richard Biener <rguenther@suse.de>
13265 PR tree-optimization/69994
13266 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
13267 (get_unary_op): Look through nop conversions.
13268 (ops_equal_values_p): New function, look for equality diregarding
13270 (eliminate_plus_minus_pair): Use ops_equal_values_p
13271 (repropagate_negates): Do not use get_unary_op here.
13273 2016-02-29 Martin Liska <mliska@suse.cz>
13275 * system.h: Poison ENABLE_CHECKING macro.
13277 2016-02-29 Martin Liska <mliska@suse.cz>
13279 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
13280 is presented in dump flags.
13281 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13282 (hsa_regalloc): Likewise.
13284 2016-02-19 Richard Biener <rguenther@suse.de>
13286 PR tree-optimization/69980
13287 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
13288 permutation of those we need to keep.
13290 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13293 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
13294 (NWORDS_UP): ...this
13295 (init_cumulative_args): Minor tweaks.
13296 (sparc_promote_function_mode): Likewise.
13297 (scan_record_type): Delete.
13298 (traverse_record_type): New function template.
13299 (classify_data_t): New structure type.
13300 (classify_registers): New inline function.
13301 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
13302 exhausted. Instantiate traverse_record_type on classify_registers and
13303 deal with the case of a structure passed in slot #15 with no FP field
13305 (assign_data_t): New structure type.
13306 (compute_int_layout): New static function.
13307 (compute_fp_layout): Likewise.
13308 (count_registers): New inline function.
13309 (assign_int_registers): New static function.
13310 (assign_fp_registers): Likewise.
13311 (assign_registers): New inline function.
13312 (function_arg_record_value_1): Delete.
13313 (function_arg_record_value_2): Likewise.
13314 (function_arg_record_value_3): Likewise.
13315 (function_arg_record_value): Adjust to above changes. Instantiate
13316 traverse_record_type on count_registers to first count the number of
13317 registers to be used and then on assign_registers to assign them.
13318 (function_arg_union_value): Adjust to above renaming.
13319 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
13320 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
13321 case of a structure passed in slot #15
13322 (sparc_function_arg_advance): Likewise.
13323 (function_arg_padding): Minor tweak.
13325 2016-02-29 Richard Biener <rguenther@suse.de>
13327 PR tree-optimization/69720
13328 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
13329 the adjustment_def path for possibly vectorized defs.
13330 (vect_create_epilog_for_reduction): Handle vectorized initial
13333 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
13335 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
13337 2016-02-27 Jeff Law <law@redhat.com>
13340 2016-02-26 Richard Biener <rguenther@suse.de>
13341 Jeff Law <law@redhat.com>
13343 PR tree-optimization/69740
13344 * cfghooks.c (remove_edge): Request loop fixups if we delete
13345 an edge that might turn an irreducible loop into a natural
13348 2016-02-27 Jakub Jelinek <jakub@redhat.com>
13350 PR rtl-optimization/69896
13351 * tree-vect-generic.c (get_compute_type): Avoid single element
13354 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
13356 Rename the AArch64 tuning option and related functions to enable the
13357 Newton series for the reciprocal square root to reflect its
13358 approximative characteristic.
13360 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
13361 function to "aarch64_emit_approx_rsqrt".
13362 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
13363 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
13364 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
13365 (xgene1_tunings): Likewise.
13366 (use_rsqrt_p): Likewise.
13367 (aarch64_emit_swrsqrt): Use new function name.
13368 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
13369 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
13370 text explaining this option.
13371 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
13373 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13376 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
13377 complain about -mallow-movmisalign without -mvsx if
13378 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
13380 2016-02-26 Joel Sherrill <joel@rtems.org>
13382 * config.gcc: Add x86_64-*-rtems*.
13383 * config/i386/rtems-64.h: New file.
13385 2016-02-26 Joel Sherrill <joel@rtems.org>
13387 * config.gcc: Add aarch64-*-rtems*.
13388 * config/aarch64/rtems.h: New file.
13390 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
13393 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
13394 shift amount using %h. Add comment.
13396 2016-02-26 Richard Biener <rguenther@suse.de>
13397 Jeff Law <law@redhat.com>
13399 PR tree-optimization/69740
13400 * cfghooks.c (remove_edge): Request loop fixups if we delete
13401 an edge that might turn an irreducible loop into a natural
13404 2016-02-26 Martin Jambor <mjambor@suse.cz>
13406 PR middle-end/69920
13407 * tree-sra.c (sra_modify_assign): Do not remove loads of
13408 uninitialized aggregates to SSA_NAMEs.
13410 2016-02-26 Richard Henderson <rth@redhat.com>
13413 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
13414 pseudo in case the target rtx matches the source of the left
13417 2016-02-26 Martin Jambor <mjambor@suse.cz>
13420 * hsa.h (hsa_type_packed_p): Declare.
13421 * hsa.c (hsa_type_packed_p): New function.
13422 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
13424 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
13425 * hsa-brig.c (emit_basic_insn): Likewise.
13427 2016-02-26 Martin Jambor <mjambor@suse.cz>
13430 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
13432 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
13434 2016-02-26 Martin Jambor <mjambor@suse.cz>
13436 * hsa.h (is_a_helper): New overload for hsa_op_immed for
13437 hsa_op_with_type operands.
13438 (hsa_unsigned_type_for_type): Declare.
13439 * hsa.c (hsa_unsigned_type_for_type): New function.
13440 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
13441 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
13442 the finalizer. Do not emit extra move.
13444 2016-02-26 Martin Jambor <mjambor@suse.cz>
13446 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
13447 atomic operations in private segment.
13449 2016-02-26 Martin Jambor <mjambor@suse.cz>
13451 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
13452 statements to wi->info. Also disallow omp simd constructs.
13453 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
13454 for not gridifying. Dump special string for omp_for.
13456 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13459 * config/aarch64/aarch64.c (aarch64_set_current_function):
13460 Save/restore target globals when switching to
13461 target_option_default_node.
13463 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13466 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
13467 Return 0 if !SHIFT_COUNT_TRUNCATED.
13469 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13470 Eric Botcazou <ebotcazou@adacore.com>
13472 PR rtl-optimization/69891
13473 * dse.c (scan_insn): If we can't figure out memset arguments
13474 or they are non-constant, call clear_rhs_from_active_local_stores.
13476 2016-02-26 Martin Liska <mliska@suse.cz>
13478 * doc/extend.texi: Mention clog10, clog10f an clog10l
13479 in Builtins section.
13481 2016-02-26 Martin Liska <mliska@suse.cz>
13483 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13485 (resolve_args_picking_1): Likewise.
13486 * dwarf2out.h (struct GTY): Likewise.
13488 2016-02-26 Martin Liska <mliska@suse.cz>
13490 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13491 with flag_checking.
13492 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13494 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13495 Martin Liska <mliska@suse.cz>
13497 * doc/install.texi: Mention --enable-valgrind-annotations.
13499 2016-02-26 Richard Biener <rguenther@suse.de>
13501 PR tree-optimization/69551
13502 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13503 looking through aliases adjust DECL_PT_UID to refer to the
13504 ultimate alias target.
13506 2016-02-25 Martin Liska <mliska@suse.cz>
13508 PR middle-end/69919
13509 * alloc-pool.c (after_memory_report): New variable.
13510 * alloc-pool.h (base_pool_allocator ::release): Do not use
13511 the infrastructure if after_memory_report.
13512 * toplev.c (toplev::main): Mark after memory report.
13514 2016-02-25 Richard Biener <rguenther@suse.de>
13516 PR tree-optimization/48795
13517 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13519 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13522 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13523 offloading is enabled and -fopenacc or -fopenmp is specified.
13524 (CRTOFFLOADEND): Likewise.
13525 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13526 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13527 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13528 (offload_objects_file_name): New static var.
13529 (tool_cleanup): Remove offload_objects_file_name file.
13530 (find_offloadbeginend): Replace with ...
13531 (find_crtoffloadtable): ... this.
13532 (run_gcc): Remove offload_argc and offload_argv.
13533 Get offload_objects_file_name from -foffload-objects=... option.
13534 Read names of object files with offload from this file, pass them to
13535 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13536 don't pass offloadbegin and offloadend to the linker. Don't pass
13537 offload non-LTO files to the linker, because now they're not claimed.
13539 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13542 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13543 on builtin_unreachable.
13545 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13547 PR rtl-optimization/69896
13548 * regcprop.c: Include cfgrtl.h.
13549 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13550 than remembered mode, either delete it (if noop_move_p), or
13551 treat like copy_p but not noop_p instruction.
13553 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13556 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13557 - allow NULL decl for Fortran DW_TAG_common_block variables.
13559 2016-02-24 Jason Merrill <jason@redhat.com>
13561 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13563 2016-02-24 Richard Biener <rguenther@suse.de>
13564 Jakub Jelinek <jakub@redhat.com>
13566 PR middle-end/69760
13567 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13568 conditionally executed ops to well-defined overflow behavior.
13570 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13572 PR middle-end/69915
13573 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13576 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13578 PR rtl-optimization/69886
13579 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13580 argument. Use it when checking validity of set instructions.
13581 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13582 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13584 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13585 * store-motion.c (find_moveable_store): Update
13586 can_assign_to_reg_without_clobbers_p callsite.
13588 2016-02-24 Richard Biener <rguenther@suse.de>
13590 PR middle-end/68963
13591 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13593 (record_nonwrapping_iv): Do not fall back to the low/high bound
13594 for non-constant IV bases if the stmt is not always executed.
13596 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13598 * config/arm/arm-cores.def (cortex-a32): New entry.
13599 * config/arm/arm-tables.opt: Regenerate.
13600 * config/arm/arm-tune.md: Regenerate.
13601 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13602 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13603 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13604 for -mcpu and -mtune.
13606 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13609 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13610 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13611 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13612 (atomic_loaddi_1): Delete.
13613 (atomic_loaddi): Rewrite expander using the above changes.
13615 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13618 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13621 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13622 Richard Biener <rguenth@suse.de>
13624 PR middle-end/69909
13625 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13626 set_mem_attributes if tem is SSA_NAME which got expanded
13629 2016-02-24 Richard Biener <rguenther@suse.de>
13631 PR tree-optimization/69907
13632 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13633 end of permutations for BB vectorization.
13635 2016-02-24 Christian Bruel <christian.bruel@st.com>
13637 * config/arm/arm-c.c (arm_option_override): Initialize
13638 target_option_current_node.
13639 * config/arm/arm.c (arm_pragma_target_parse): Replace
13640 build_target_option_node call by target_option_current_node.
13641 Set target_option_current_node.
13644 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13647 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13648 define_insn_and_split to define_insn.
13649 (zero_extendqi<mode>2_dot2): Same.
13650 (extendqi<mode>2_dot): Same.
13651 (extendqi<mode>2_dot2): Same.
13653 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13655 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13656 and add bypass for AES{D,E} and AESMC pairs.
13657 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13660 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13662 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13663 series for reciprocal square root in Exynos M1.
13665 2016-02-23 Martin Sebor <msebor@redhat.com>
13668 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13669 __builtin_alloca_with_align.
13671 2016-02-23 Richard Henderson <rth@redhat.com>
13673 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13674 (ix86_register_pragmas): Remove __seg_tls.
13675 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13676 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13677 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13678 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13679 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13680 * doc/extend.texi (__seg_tls): Remove item.
13682 2016-02-23 Richard Biener <rguenther@suse.de>
13684 * alloc-pool.h (struct allocation_object): Make id member
13685 conditional on CHECKING_P again.
13686 (get_instance): Adjust.
13687 (base_pool_allocator): Likewise.
13689 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13691 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13692 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13694 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13696 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13698 2016-02-23 Richard Biener <rguenther@suse.de>
13700 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13701 * bitmap.h (struct bitmap_usage): Likewise.
13702 (bitmap_move): Declare.
13703 * bitmap.c (register_overhead): Take size_t argument.
13704 (bitmap_move): New function.
13705 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13706 to properly account overhead.
13707 * tree.c (free_node): Use tree_size.
13709 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13712 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13713 when inverting comparison.
13716 * common.opt (Wunreachable-code): Add Warning flag.
13718 2016-02-23 Mark Wielaard <mjw@redhat.com>
13719 Jakub Jelinek <jakub@redhat.com>
13722 * cgraphunit.c (check_global_declaration): Check main_input_filename
13723 and DECL_SOURCE_FILE are not NULL.
13725 2016-02-23 Martin Jambor <mjambor@suse.cz>
13727 PR tree-optimization/69666
13728 * tree-sra.c (sra_modify_assign): Do not attempt to create
13729 default_def replacements for unscalarizable regions.
13731 2016-02-20 Mark Wielaard <mjw@redhat.com>
13734 * cgraphunit.c (check_global_declaration): Check level of
13735 warn_unused_const_variable and main_input_filename.
13736 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13737 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13738 (-Wunused-const-variable): Explain levels 1 and 2.
13740 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13743 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13744 identical arguments. Formatting and spelling fixes.
13747 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13752 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13753 and m68k-devices.def.
13754 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13755 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13757 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13759 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13760 and HImode registers.
13762 2016-02-22 Richard Biener <rguenther@suse.de>
13764 PR tree-optimization/69882
13765 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13766 preserve permutations present because of gaps.
13767 (vect_supported_load_permutation_p): Always continue checking
13768 permutations after vect_attempt_slp_rearrange_stmts.
13770 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13772 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13773 min_profitable_estimate, rather than min_profitable_iters.
13775 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13778 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13779 SImode for last match_operand.
13781 2016-02-22 Martin Liska <mliska@suse.cz>
13783 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13784 return bitsize - 1 as the return value.
13786 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13790 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13791 Handle negative shift counts.
13792 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13793 force_reg on the shift constant.
13794 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13795 (lshrsi3_d): Handle negative shift counts.
13797 2016-02-22 Richard Biener <rguenther@suse.de>
13798 Tom de Vries <tom@codesourcery.com>
13800 * graph.c: Include dumpfile.h.
13801 (print_graph_cfg): Split into three overloads.
13802 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13804 2016-02-22 Tom de Vries <tom@codesourcery.com>
13806 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13809 2016-02-22 Richard Biener <rguenther@suse.de>
13812 * ipa-inline-transform.c (inline_call): When not updating
13813 overall summaries adjust self size by the growth estimate.
13814 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13815 hash-set, do not update overall summaries here. Renamed from ...
13816 (inline_to_all_callers): ... this which is now wrapping the
13817 above and performing delayed overall summary update.
13818 (early_inline_small_functions): Delay updating of the overall
13821 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13823 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13826 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13829 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13830 :%* in %:gt() argument.
13831 (greater_than_spec_func): Adjust for expecting only numbers,
13832 if there are more than two numbers, compare the last two.
13834 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13836 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13837 -Wnarrowing with -std.
13839 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13842 * expr.c (store_field): Don't use bit-field path if exp is
13843 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13844 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13845 and the assignment can be performed by bitwise copy. Formatting
13848 PR middle-end/69838
13849 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13850 call copy_reg_eh_region_note_forward on before and/or after sequences
13851 and remove note from insn if it no longer can throw.
13854 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13855 if TARGET_AVX512BW.
13857 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13859 * config/s390/vector.md: Add missing commutative operand markers
13860 to the patterns which qualify for one.
13861 * config/s390/vx-builtins.md: Likewise.
13863 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13865 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13866 types to mode iterators.
13867 (vec_double): ... and mode attribute.
13868 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13870 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13872 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13873 Change the predicate of op2 from nonimmediate to general and let
13874 reload fix it if necessary.
13876 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13878 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13880 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13882 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13885 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13887 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13888 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13889 * config/s390/s390.md ("movstr<P:mode>"): Call
13890 s390_expand_vec_movstr.
13892 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13894 * config/s390/s390.md: Add missing output modifier for operand 1
13895 to print it as address properly.
13897 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13899 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13900 * config/s390/2964.md: New file.
13901 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13902 of insn grouping attributes depending on the CPU level.
13903 (s390_get_unit_mask): New function.
13904 (s390_sched_score): Remove the OOO from the scheduling macros.
13905 Add loop to calculate a score for the instruction mix.
13906 (s390_sched_reorder): Likewise plus improve debug output.
13907 (s390_sched_variable_issue): Rename macros as above. Calculate
13908 the unit distances after actually scheduling an insn. Improve
13910 (s390_sched_init): Clear last_scheduled_unit_distance array.
13911 * config/s390/s390.md: Include 2964.md.
13913 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13916 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13917 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13918 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13919 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13920 *avx512f_<code>v8div16qi2_mask_1): New insns.
13922 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13925 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13928 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13929 earlyclobber from target. Use wF constraint for fused memory
13931 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13933 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13934 Martin Liska <mliska@suse.cz>
13937 * cfgexpand.c (asan_sanitize_stack_p): New function.
13938 (partition_stack_vars): Use the function.
13939 (expand_stack_vars): Likewise.
13940 (defer_stack_allocation): Likewise.
13941 (expand_used_vars): Likewise.
13943 2016-02-18 Richard Biener <rguenther@suse.de>
13945 PR middle-end/69553
13946 * fold-const.c (operand_equal_p): Properly compare offsets for
13947 IMAGPART_EXPR and ARRAY_REF.
13949 2016-02-18 Nick Clifton <nickc@redhat.com>
13953 * config/arm/arm.c (arm_option_override_internal): Disable
13954 interworking if the target does not support thumb instructions.
13955 (arm_reload_in_hi): Handle the case where a register to register
13956 move needs reloading because there is no simple pattern to handle
13958 (arm_reload_out_hi): Likewise.
13960 2016-02-18 Richard Biener <rguenther@suse.de>
13962 PR middle-end/69854
13963 * match.pd: Don't use fold_binary or fold_unary for folding
13966 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13969 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13970 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13971 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13972 warn on gimple_no_warning_p statements.
13974 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13976 * doc/extend.texi (C++ Attributes): Correct description of
13977 warn_unused type attribute.
13979 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13981 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13982 correct instruction.
13984 2016-02-17 Richard Biener <rguenther@suse.de>
13986 PR rtl-optimization/69609
13987 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13988 (find_traces_1_round): When ending a trace update cached priority
13990 (bb_to_key): Use cached priority when available.
13991 (copy_bb): Initialize cached priority.
13992 (reorder_basic_blocks_software_trace_cache): Likewise.
13994 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13997 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13999 (aarch64_comparison_operator): Break overly long line into two.
14000 (aarch64_comparison_operation): Likewise.
14001 * config/aarch64/aarch64.md (cstorecc4): Use
14002 aarch64_comparison_operator_mode instead of
14003 aarch64_comparison_operator.
14004 (cstore<mode>4): Likewise.
14005 (aarch64_cstore<mode>): Likewise.
14006 (*cstoresi_insn_uxtw): Likewise.
14007 (cstore<mode>_neg): Likewise.
14008 (*cstoresi_neg_uxtw): Likewise.
14010 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14013 * config/arm/predicates.md (arm_comparison_operator_mode):
14015 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
14016 instead of arm_comparison_operator.
14017 (*mov_negscc): Likewise.
14018 (*mov_notscc): Likewise.
14019 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
14020 (*thumb2_mov_negscc): Likewise.
14021 (*thumb2_mov_negscc_strict_it): Likewise.
14022 (*thumb2_mov_notscc): Likewise.
14023 (*thumb2_mov_notscc_strict_it): Likewise.
14025 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
14027 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
14028 Add missing return.
14030 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
14032 * config/visium/visium.c (machine_libfunc_index): New enum.
14033 (machine_libfuncs): New structure.
14034 (visium_libfuncs): New static variable.
14035 (TARGET_INIT_LIBFUNCS): Define to...
14036 (visium_init_libfuncs): ...this. New function.
14037 (expand_block_move_4): Use the appropriate libfunc.
14038 (expand_block_move_2): Likewise.
14039 (expand_block_move_1): Likewise.
14040 (expand_block_set_4): Likewise.
14041 (expand_block_set_2): Likewise.
14042 (expand_block_set_1): Likewise.
14043 (visium_trampoline_init): Likewise.
14045 2016-02-17 Nick Clifton <nickc@redhat.com>
14047 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
14048 TI's devices.csv file as of March 2016.
14050 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
14053 * opts-global.c (handle_common_deferred_options): Introduce and
14054 initialize two global variables to remember command-line options
14055 specifying a stack-limiting register.
14056 * opts.h: Add extern declarations of the two new global variables.
14057 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
14058 variable based on the values of the two new global variables.
14060 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14063 * common.opt (Wnonnull-compare): New warning.
14064 * doc/invoke.texi (-Wnonnull): Remove text about comparison
14065 of arguments against NULL.
14066 (-Wnonnull-compare): Document.
14067 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
14068 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
14069 * passes.def (pass_warn_nonnull_compare): Add.
14070 * gimple-ssa-nonnull-compare.c: New file.
14072 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14074 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
14075 AARCH64_EXTRA_TUNE_RECIP_SQRT.
14077 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14079 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
14080 reciprocal sqrt for -mlow-precision-recip-sqrt.
14082 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14083 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14085 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
14086 always use lane loads to construct non-constant vectors.
14088 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14090 * config/aarch64/aarch64.md
14091 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
14092 constraints for operand 3.
14093 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
14095 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14096 Richard Biener <rguenther@suse.de>
14098 PR tree-optimization/69820
14099 * tree-vect-patterns.c (type_conversion_p): Return false if
14100 *orig_type is unsigned single precision or boolean.
14101 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
14104 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14106 PR rtl-optimization/69764
14107 PR rtl-optimization/69771
14108 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
14109 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
14111 2016-02-16 Richard Biener <rguenther@suse.de>
14113 PR tree-optimization/69776
14114 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
14116 (indirect_refs_may_alias_p): Likewise.
14117 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
14118 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
14119 according to tbaa_p.
14120 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
14121 (optimize_stmt): For redundant store discovery do not allow tbaa.
14123 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
14125 PR tree-optimization/69714
14126 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
14127 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
14129 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
14131 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
14132 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
14133 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
14134 * config/arc/arc.c (arc_init): Check FPU options.
14135 (get_arc_condition_code): Handle new CC_FPU* modes.
14136 (arc_select_cc_mode): Likewise.
14137 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
14138 register pair only. Allow access for ARCv2 accumulator.
14139 (gen_compare_reg): Whenever we have FPU support use FPU compare
14141 (arc_reorg): Don't generate brcc insns when FPU compare
14142 instructions are involved.
14143 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
14144 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
14145 floating point emulation.
14146 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
14147 (REVERSE_CONDITION): Add new CC_FPU* modes.
14148 (TARGET_FP_SP_BASE): Define.
14149 (TARGET_FP_DP_BASE): Likewise.
14150 (TARGET_FP_SP_FUSED): Likewise.
14151 (TARGET_FP_DP_FUSED): Likewise.
14152 (TARGET_FP_SP_CONV): Likewise.
14153 (TARGET_FP_DP_CONV): Likewise.
14154 (TARGET_FP_SP_SQRT): Likewise.
14155 (TARGET_FP_DP_SQRT): Likewise.
14156 (TARGET_FP_DP_AX): Likewise.
14157 * config/arc/arc.md (ARCV2_ACC): New constant.
14158 (type): New fpu type attribute.
14159 (SDF): Conditional iterator.
14160 (cstore<mode>, cbranch<mode>): Change expand condition.
14161 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
14162 handles FPU/FPX cases as well.
14163 * config/arc/arc.opt (mfpu): New option.
14164 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
14166 (adddf3, muldf3, subdf3): Removed.
14167 * config/arc/predicates.md (proper_comparison_operator): Recognize
14169 * config/arc/fpu.md: New file.
14170 * doc/invoke.texi (ARC Options): Document mfpu option.
14172 2016-02-16 Richard Biener <rguenther@suse.de>
14174 PR rtl-optimization/69291
14175 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
14176 noce_operand_ok check.
14178 2016-02-16 Tom de Vries <tom@codesourcery.com>
14181 * omp-low.c (simd_clone_create): Remove call to
14182 symtab->call_cgraph_insertion_hooks.
14184 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14186 PR tree-optimization/69802
14187 * tree-ssa-reassoc.c (update_range_test): If op is
14188 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
14189 op == 1 test of precision 1 integral op, otherwise handle
14190 that case as op itself. Fix up formatting.
14191 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
14194 2016-02-16 Richard Biener <rguenther@suse.de>
14196 PR tree-optimization/69586
14197 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
14198 types for conversion sources.
14200 2016-02-16 Richard Biener <rguenther@suse.de>
14202 PR middle-end/69801
14203 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
14204 mask OEP_ADDRESS_OF.
14206 2016-02-16 Alan Modra <amodra@gmail.com>
14209 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
14210 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
14211 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
14213 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
14214 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
14215 (p8_fmrgow_<mode>): Likewise.
14216 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
14218 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
14219 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
14220 to use movdi_internal64. Remove op0_di.
14221 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
14223 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
14225 Add support for the FCCMP insn types
14227 * config/aarch64/aarch64.md (fccmp): Change insn type.
14228 (fccmpe): Likewise.
14229 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
14230 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
14231 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
14232 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
14233 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
14234 * config/arm/types.md (fccmps): Add new insn type.
14235 (fccmpd): Likewise.
14237 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
14239 * alias.c (get_alias_set): Fix a typo in comment.
14241 2016-02-15 Richard Biener <rguenther@suse.de>
14243 PR tree-optimization/69595
14244 * match.pd: Complete range test simplification to true.
14246 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
14248 PR rtl-optimization/69648
14249 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
14250 pic_offset_table_rtx.
14252 PR rtl-optimization/69752
14253 * ira.c (update_equiv_regs): When looking for more than a single SET,
14254 also take other side effects into account.
14256 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14258 * config/s390/s390.c (s390_function_profiler): Add a new sequence
14259 for z900+ CPUs in 31-bit mode.
14261 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14263 * common/config/s390/s390-common.c (s390_supports_split_stack):
14265 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
14266 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
14267 * config/s390/s390.c (struct machine_function): New field
14268 split_stack_varargs_pointer.
14269 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
14270 in s390_emit_prologue.
14271 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
14273 (morestack_ref): New global.
14274 (SPLIT_STACK_AVAILABLE): New macro.
14275 (s390_expand_split_stack_prologue): New function.
14276 (s390_live_on_entry): New function.
14277 (s390_va_start): Use split-stack vararg pointer if appropriate.
14278 (s390_asm_file_end): Emit the split-stack note sections.
14279 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
14280 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
14281 (UNSPECV_SPLIT_STACK_CALL): New unspec.
14282 (UNSPECV_SPLIT_STACK_DATA): New unspec.
14283 (split_stack_prologue): New expand.
14284 (split_stack_space_check): New expand.
14285 (split_stack_data): New insn.
14286 (split_stack_call): New expand.
14287 (split_stack_call_*): New insn.
14288 (split_stack_cond_call): New expand.
14289 (split_stack_cond_call_*): New insn.
14291 2016-02-15 Richard Biener <rguenther@suse.de>
14293 PR tree-optimization/69783
14294 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14295 Add trivially correct cases.
14297 2016-02-15 Tom de Vries <tom@codesourcery.com>
14300 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
14302 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
14304 2016-02-15 Richard Biener <rguenther@suse.de>
14306 PR tree-optimization/69776
14307 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14308 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
14309 indicate whether we can use TBAA to disambiguate against stores.
14310 Use alias-set zero if not.
14311 (visit_reference_op_store): Do not use TBAA when looking up
14313 * tree-ssa-pre.c (compute_avail): Use TBAA here.
14314 (eliminate_dom_walker::before_dom_children): But not when looking
14315 up redundant stores.
14317 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
14319 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
14321 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14323 * config/i386/znver1.md
14324 (znver1_pop, znver1_pop_mem,
14325 znver1_load_imov_double_store,
14326 znver1_load_imov_direct_store,
14327 znver1_load_imov_direct_load,
14328 znver1_load_imov_double_load): Add new.
14329 (znver1_insn, znver1_insn_load): Add icmov type.
14330 (znver1_sseavx_fma,
14331 znver1_sseavx_fma_load,
14333 znver1_avx256_fma_load): Fix pipe usage.
14335 2016-02-14 Alan Modra <amodra@gmail.com>
14338 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
14339 with an invalid hard reg, reload just the reg not the entire
14340 pre/post-inc/dec address expression.
14342 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14345 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
14346 fixed R1_REG scratch reg.
14347 (sibcall_value_pcrel_fdpic): Likewise.
14349 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14353 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
14355 2016-02-12 Walter Lee <walt@tilera.com>
14357 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
14358 * config/tilegx/t-tilegx: Likewise.
14360 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14363 * diagnostic-show-locus.c (struct line_span): New struct.
14364 (layout::get_first_line): Delete.
14365 (layout::get_last_line): Delete.
14366 (layout::get_num_line_spans): New member function.
14367 (layout::get_line_span): Likewise.
14368 (layout::print_heading_for_line_span_index_p): Likewise.
14369 (layout::get_expanded_location): Likewise.
14370 (layout::calculate_line_spans): Likewise.
14371 (layout::m_first_line): Delete.
14372 (layout::m_last_line): Delete.
14373 (layout::m_line_spans): New field.
14374 (layout::layout): Update comment. Replace m_first_line and
14375 m_last_line with m_line_spans, replacing their initialization
14376 with a call to calculate_line_spans.
14377 (diagnostic_show_locus): When printing source lines and
14378 annotations, rather than looping over a single span
14379 of lines, instead loop over each line_span within
14380 the layout, with an inner loop over the lines within them.
14381 Call the context's start_span callback when changing line spans.
14382 * diagnostic.c (diagnostic_initialize): Initialize start_span.
14383 (diagnostic_build_prefix): Break out the building of the location
14384 part of the string into...
14385 (diagnostic_get_location_text): ...this new function, rewriting
14386 it from nested ternary expressions to a sequence of "if"
14388 (default_diagnostic_start_span_fn): New function.
14389 * diagnostic.h (diagnostic_start_span_fn): New typedef.
14390 (diagnostic_context::start_span): New field.
14391 (default_diagnostic_start_span_fn): New prototype.
14393 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14396 * gcc.c (driver::finalize): Fix cleanup of "specs".
14398 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14402 * gcc.c (driver::driver): Initialize m_option_suggestions.
14403 (driver::~driver): Clean up m_option_suggestions.
14404 (suggest_option): Convert to...
14405 (driver::suggest_option): ...this, and split out into
14406 driver::build_option_suggestions and find_closest_string.
14407 (driver::build_option_suggestions): New function, from
14408 first half of suggest_option. Special-case
14409 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
14410 the sanitizer_opts array. For options of enum types, add the
14411 various enum values to the candidate strings.
14412 (driver::handle_unrecognized_options): Remove "const".
14413 * gcc.h (driver::handle_unrecognized_options): Likewise.
14414 (driver::build_option_suggestions): New decl.
14415 (driver::suggest_option): New decl.
14416 (driver::m_option_suggestions): New field.
14417 * opts-common.c (add_misspelling_candidates): New function.
14418 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
14419 and make non-static.
14420 * opts.h (sanitizer_opts): New array decl.
14421 (add_misspelling_candidates): New function decl.
14422 * spellcheck.c (find_closest_string): New function.
14423 * spellcheck.h (find_closest_string): New function decl.
14425 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14427 PR rtl-optimization/69764
14428 PR rtl-optimization/69771
14429 * optabs.c (expand_binop_directly): For shift_optab_p, force
14430 convert_modes with VOIDmode if xop1 has VOIDmode.
14432 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
14435 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
14436 to correctly determine instrumentation thunks.
14438 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14441 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
14442 type by reference, force lhs on the call.
14445 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
14446 Compute retval and retbnd early in all cases if split_part_return_p
14447 and return_bb is not EXIT. Remove all clobber stmts and reset
14448 all debug stmts that refer to SSA_NAMEs defined in split part,
14449 except if it is retval, in that case replace the old retval with the
14450 lhs of the call to the split part.
14452 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14455 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14457 PR middle-end/66726
14458 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14459 whose result is used in PHI.
14460 (maybe_optimize_range_tests): Likewise.
14461 (final_range_test_p): Likweise.
14463 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14465 PR middle-end/66726
14466 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14467 whose result is used in PHI.
14468 (maybe_optimize_range_tests): Likewise.
14469 (final_range_test_p): Likweise.
14471 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14473 * cgraph.c: Spelling fixes - behaviour -> behavior and
14474 neighbour -> neighbor.
14475 * target.def: Likewise.
14476 * sel-sched.c: Likewise.
14477 * config/mips/mips.c: Likewise.
14478 * config/arc/arc.md: Likewise.
14479 * config/arm/cortex-a57.md: Likewise.
14480 * config/arm/arm.c: Likewise.
14481 * config/arm/neon.md: Likewise.
14482 * config/arm/arm-c.c: Likewise.
14483 * config/vms/vms-c.c: Likewise.
14484 * config/s390/s390.c: Likewise.
14485 * config/i386/znver1.md: Likewise.
14486 * config/i386/i386.c: Likewise.
14487 * config/ia64/hpux-unix2003.h: Likewise.
14488 * config/msp430/msp430.md: Likewise.
14489 * config/rx/rx.c: Likewise.
14490 * config/rx/rx.md: Likewise.
14491 * config/aarch64/aarch64-simd.md: Likewise.
14492 * config/aarch64/aarch64.c: Likewise.
14493 * config/nvptx/nvptx.c: Likewise.
14494 * config/bfin/bfin.c: Likewise.
14495 * config/cris/cris.opt: Likewise.
14496 * config/rs6000/rs6000.c: Likewise.
14497 * target.h: Likewise.
14498 * spellcheck.c: Likewise.
14499 * ira-build.c: Likewise.
14500 * tree-inline.c: Likewise.
14501 * builtins.c: Likewise.
14502 * lra-constraints.c: Likewise.
14503 * explow.c: Likewise.
14504 * hwint.h: Likewise.
14505 * targhooks.c: Likewise.
14506 * tree-vect-data-refs.c: Likewise.
14507 * expr.c: Likewise.
14508 * doc/tm.texi: Likewise.
14509 * doc/extend.texi: Likewise.
14510 * doc/install.texi: Likewise.
14511 * doc/md.texi: Likewise.
14512 * tree-ssa-tail-merge.c: Likewise.
14513 * sched-int.h: Likewise.
14514 * match.pd: Likewise.
14515 * sched-ebb.c: Likewise.
14516 * target.def (omit_struct_return_reg): Likewise.
14517 * gimple-ssa-isolate-paths.c: Likewise.
14518 (find_implicit_erroneous_behaviour): Renamed to...
14519 (find_implicit_erroneous_behavior): ... this.
14520 (find_explicit_erroneous_behaviour): Renamed to...
14521 (find_explicit_erroneous_behavior): ... this.
14522 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14524 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14526 PR rtl-optimization/64682
14527 PR rtl-optimization/69567
14528 PR rtl-optimization/69737
14529 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14530 in I2 as well, just lose it.
14532 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14534 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14536 (aarch64_last_printed_tune_string): Likewise.
14537 (aarch64_declare_function_name): Only output .arch assembler
14538 directive if it will be different from the previously output
14539 directive. Same for .tune comment but only if -dA is set.
14540 (aarch64_start_file): New function.
14541 (TARGET_ASM_FILE_START): Define.
14543 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14546 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14548 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14551 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14552 -Wmaybe-uninitialized warning.
14554 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14557 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14559 2016-02-11 Richard Biener <rguenther@suse.de>
14561 PR rtl-optimization/69291
14562 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14563 subexpressions affected by changing the result.
14565 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14568 * lra-constraints.c (curr_insn_transform): Find in/out operands
14569 for secondary memory moves. Update dups.
14571 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14573 PR tree-optimization/69652
14574 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14575 to nested loop, did source re-formatting, skip debug statements,
14576 add check on statement with volatile operand, remove dead scalar
14579 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14580 Patrick Palka <ppalka@gcc.gnu.org>
14584 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14585 calls if the return type is TREE_ADDRESSABLE.
14586 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14587 * ipa-split.c (split_function): Fix doubled "we" in comment.
14588 Use void return type for the split part even if
14589 !split_point->split_part_set_retval.
14591 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14593 PR tree-optimization/68021
14594 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14595 when computing the value of biv cand by itself.
14597 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14599 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14600 (cortexa57_tunings): Likewise.
14601 (cortexa72_tunings): Likewise.
14602 (arch_macro_fusion_pair_p): Add support for AES fusion.
14603 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14604 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14605 Allow virtual registers before reload so early scheduling works.
14606 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14607 correct latency and pipeline.
14608 (cortex_a57_crypto_complex): Likewise.
14609 (cortex_a57_crypto_xor): Likewise.
14610 (define_bypass): Add AES bypass.
14612 2016-02-10 Richard Biener <rguenther@suse.de>
14614 PR tree-optimization/69726
14615 * passes.def: Add DCE pass before late uninit.
14616 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14617 really fixup if-conversions job.
14619 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14621 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14622 (arm_cortex_a57_tune): Likewise.
14623 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14624 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14626 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14628 * timevar.def (TV_PHASE_DBGINFO): Delete.
14629 (TV_PHASE_CHECK_DBGINFO): Likewise.
14630 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14632 2016-02-10 Richard Biener <rguenther@suse.de>
14634 PR tree-optimization/69719
14635 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14636 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14638 2016-02-09 Andrew Pinski <apinski@cavium.com>
14641 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14642 get_vcond_mask_icode returns false.
14644 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14647 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14648 an ADDIS that adds a pointer to a large constant that sets the
14649 upper16 bits with a load operation.
14651 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14654 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14656 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14658 (vzipq_s16): Likewise.
14659 (vzipq_s32): Likewise.
14660 (vzipq_f32): Likewise.
14661 (vzipq_u8): Likewise.
14662 (vzipq_u16): Likewise.
14663 (vzipq_u32): Likewise.
14664 (vzipq_p8): Likewise.
14665 (vzipq_p16): Likewise.
14667 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14670 * config/arm/arm.c (neon_endian_lane_map): New function.
14671 (neon_vector_pair_endian_lane_map): New function.
14672 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14673 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14675 (vuzpq_s16): Likewise.
14676 (vuzpq_s32): Likewise.
14677 (vuzpq_f32): Likewise.
14678 (vuzpq_u8): Likewise.
14679 (vuzpq_u16): Likewise.
14680 (vuzpq_u32): Likewise.
14681 (vuzpq_p8): Likewise.
14682 (vuzpq_p16): Likewise.
14684 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14687 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14690 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14692 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14693 truncate const_int operand 1 to QImode.
14695 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14697 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14698 corresponding to an abnormal edge.
14700 2016-02-09 Tom de Vries <tom@codesourcery.com>
14702 PR tree-optimization/69599
14703 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14705 (find_func_aliases_for_builtin_call, find_func_clobbers)
14706 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14709 2016-02-09 Richard Biener <rguenther@suse.de>
14711 PR tree-optimization/69715
14712 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14713 LHS on calls as non-rewritable.
14715 2016-02-09 Tom de Vries <tom@codesourcery.com>
14718 * lto-wrapper.c (append_diag_options): New function.
14719 (compile_offload_image): Call append_diag_options.
14721 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14724 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14725 Minor copy-edit to fix verb tenses.
14727 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14729 PR tree-optimization/69209
14730 * ipa-split.c (split_function): If split part is not
14731 returning retval, retval has gimple type but is not
14732 gimple value, force it into a SSA_NAME first.
14734 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14736 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14739 2016-02-08 Jason Merrill <jason@redhat.com>
14742 * convert.c (convert_to_integer_1): Check dofold on truncation
14744 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14745 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14746 Rename from *_nofold.
14747 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14748 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14750 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14753 * tree.c (build_common_tree_nodes): Remove short_double argument.
14754 All callers changed.
14755 * tree.h (build_common_tree_nodes): Adjust declaration.
14756 * doc/invoke.texi (-fshort-double): Remove documentation.
14757 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14758 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14759 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14760 (append_linker_options): Don't handle OPT_fshort_double.
14762 PR rtl-optimization/68730
14763 * lra-remat.c (insn_to_cand_activation): New static variable.
14764 (lra_remat): Allocate and free it.
14765 (create_cand): New arg activation. Initialize a field in
14766 insn_to_cand_activation if it is nonnull.
14767 (create_cands): Pass the activation insn to create_cand when making
14768 a candidate involving an output reload. Reorganize code a little.
14769 (do_remat): Keep track of active status of candidates in a separate
14772 2016-02-08 Richard Biener <rguenther@suse.de>
14774 PR tree-optimization/69719
14775 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14776 Properly use absolute of the difference of the two offsets to
14777 compare or adjust the segment length.
14779 2016-02-08 Richard Biener <rguenther@suse.de>
14780 Jeff Law <law@redhat.com>
14783 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14784 types for anonymous SSA names.
14786 2016-02-08 Richard Biener <rguenther@suse.de>
14788 PR rtl-optimization/69274
14789 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14791 2016-02-08 Jeff Law <law@redhat.com>
14793 PR tree-optimization/65917
14794 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14795 equivalences from if (x == y) style conditionals.
14796 (loop_depth_of_name): Remove.
14797 (record_equality): Remove loop depth check.
14798 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14799 (const_and_copies::record_const_or_copy_raw): New member function.
14800 * tree-ssa-scopedtables.c
14801 (const_and_copies::record_const_or_copy_raw): New, factored out of
14802 (const_and_copies::record_const_or_copy): Call new member function.
14804 2016-02-05 Jeff Law <law@redhat.com>
14806 PR tree-optimization/68541
14807 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14808 (count_stmts_in_block): New function.
14809 (poor_ifcvt_candidate_code): Likewise.
14810 (is_feasible_trace): Add some heuristics to determine when path
14811 splitting is profitable.
14812 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14813 is a diamond with a single exit.
14815 2016-02-05 Martin Sebor <msebor@redhat.com>
14818 * doc/invoke.texi: Update -Wplacement-new to take an optional
14821 2016-02-06 Richard Henderson <rth@redhat.com>
14824 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14825 out of non-standard address spaces.
14827 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14829 PR rtl-optimization/69691
14830 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14832 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14834 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14835 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14836 (*ieee128_mfvsrd_64bit): Likewise.
14837 (*ieee128_mfvsrd_32bit): Likewise.
14839 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14843 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14845 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14846 instrumented_version.
14848 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14850 * doc/invoke.texi (Optimize Options): In table of --param options
14851 rename second occurrence of tracer-min-branch-ratio to
14852 tracer-min-branch-probability, rename
14853 tracer-min-branch-ratio-feedback to
14854 tracer-min-branch-probability-feedback and clarify description,
14855 rename sched-spec-state-edge-prob-cutoff to
14856 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14857 to selsched-insns-to-rename, rename lto-minpartition to
14858 lto-min-partition, delete reorder-blocks-duplicate and
14859 reorder-blocks-duplicate-feedback.
14861 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14863 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14866 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14868 * doc/extend.texi: S/390: Correct some typos.
14870 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14872 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14874 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14877 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14878 (s390_register_info_gprtofpr): Use new macros above.
14879 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14881 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14882 its name. Adjust restore and save gpr ranges.
14883 (s390_register_info_set_ranges): New function.
14884 (s390_register_info): Use new macros above. Call
14885 s390_register_info_set_ranges.
14886 (s390_optimize_register_info): Likewise.
14887 (s390_hard_regno_rename_ok): Use new macros.
14888 (s390_hard_regno_scratch_ok): Likewise.
14889 (s390_emit_epilogue): Likewise.
14890 (s390_can_use_return_insn): Likewise.
14891 (s390_optimize_prologue): Likewise.
14892 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14894 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14897 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14899 (ix86_option_override_internal): Disable TARGET_STV even for
14900 -m{incoming,preferred}-stack-boundary=3.
14902 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14904 * config.gcc: Mark deprecated rtems targets as obsolete.
14906 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14908 PR rtl-optimization/64682
14909 PR rtl-optimization/69567
14910 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14911 before I2 only if the register is both used and set in I2.
14913 2016-02-04 DJ Delorie <dj@redhat.com>
14915 * config/msp430/msp430.c (msp430_start_function): Add function type.
14917 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14920 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14922 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14924 PR rtl-optimization/69577
14926 2015-10-29 Richard Henderson <rth@redhat.com>
14930 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14931 sse check to the exact conditions of PR 67609.
14933 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14936 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14937 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14938 not allowed into the traditional Altivec registers.
14939 (movtd_64bit_nodm): Likewise.
14940 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14942 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14944 * config/aarch64/cortex-a57-fma-steering.c
14945 (aarch64_register_fma_steering): Remove "static" from arguments
14948 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14951 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14952 twice when complex.
14954 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14956 * doc/invoke.texi: Delete -mno-fma4.
14958 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14960 PR rtl-optimization/69577
14961 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14962 (find_subregs_of_mode): Update accordingly. Iterate over partial
14965 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14967 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14968 * config/arm/arm.c (neon_reinterpret): Remove.
14969 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14970 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14971 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14972 vreinterpretti): Remove.
14973 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14974 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14975 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14976 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14977 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14978 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14979 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14980 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14981 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14982 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14983 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14984 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14985 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14986 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14987 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14988 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14989 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14990 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14991 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14992 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14993 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14994 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14995 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14996 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14997 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14998 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14999 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
15000 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
15001 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
15002 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
15003 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
15004 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
15005 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
15006 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
15007 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
15008 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
15009 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
15010 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
15011 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
15012 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
15013 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
15014 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
15015 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
15016 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
15017 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
15018 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
15019 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
15020 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
15021 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
15022 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
15023 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
15024 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
15025 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
15026 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
15027 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
15028 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
15029 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
15030 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
15031 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
15032 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
15033 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
15034 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
15035 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
15036 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
15037 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
15038 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
15039 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
15040 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
15041 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
15042 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
15043 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
15044 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
15045 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
15046 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
15047 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
15048 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
15049 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
15050 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
15051 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
15052 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
15053 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
15054 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
15055 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
15056 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
15057 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
15058 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
15059 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
15060 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
15061 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
15062 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
15063 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
15064 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
15065 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
15066 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
15067 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
15068 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
15069 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
15070 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
15071 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
15072 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
15073 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
15074 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
15075 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
15077 2016-02-04 Martin Liska <mliska@suse.cz>
15080 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
15081 that are gimple_store_p.
15082 (maybe_instrument_call): Likewise.
15084 2016-02-04 Bin Cheng <bin.cheng@arm.com>
15086 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
15087 register scaling out of memory reference and comment why.
15089 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15093 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
15094 folding the source of a SET.
15096 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15100 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
15101 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
15103 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
15107 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
15110 2016-02-04 Christian Bruel <christian.bruel@st.com>
15112 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
15113 * config/arm/arm.c (arm_set_current_function): Likewise.
15115 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15116 Ilya Enkovich <enkovich.gnu@gmail.com>
15117 H.J. Lu <hongjiu.lu@intel.com>
15120 * config/i386/i386.c (convert_scalars_to_vector): Remove
15121 stack alignment fixes.
15122 (ix86_option_override_internal): Disable TARGET_STV if stack
15123 might not be aligned enough.
15124 (ix86_minimum_alignment): Assert that TARGET_STV is false.
15126 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
15128 * config/i386/x86-tune.def: Disable default prefetching
15131 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
15132 Vladimir Makarov <vmakarov@redhat.com>
15135 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
15136 in validating fused toc addresses.
15138 2016-02-03 Jakub Jelinek <jakub@redhat.com>
15141 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
15142 range->m_caret fields if range->m_show_caret_p is false.
15145 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
15146 Force oldval into register if it does not satisfy reg_or_short_operand
15147 predicate. Fix up formatting.
15149 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
15150 Alexandre Oliva <aoliva@redhat.com>
15153 * lra-constraints.c (simplify_operand_subreg): Check additionally
15154 address validity after potential reloading.
15155 (process_address_1): Check insns validity. In case of failure do
15158 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
15161 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
15164 2016-02-02 Jakub Jelinek <jakub@redhat.com>
15166 * wide-int.cc (canonize_uhwi): New function.
15167 (wi::divmod_internal): Use it.
15169 2016-02-02 James Norris <jnorris@codesourcery.com
15171 * gimplify.c (omp_notice_variable): Add usage check.
15173 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
15175 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
15176 like LE, GE, LT, GT when emitting relational operator.
15178 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15180 * ira-costs.c (find_costs_and_classes): Add extra argument.
15181 * target.def (ira_change_pseudo_allocno_class): Add parameter.
15182 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
15183 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
15184 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
15185 Add best_class parameter, and return it if not ALL_REGS.
15186 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
15188 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
15189 Update target hook.
15191 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15193 * config/aarch64/aarch64.c
15194 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
15195 (aarch64_ira_change_pseudo_allocno_class): New function.
15197 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
15200 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
15202 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15204 * config/avr/avr.c (avr_option_override): Set
15205 PARAM_ALLOW_STORE_DATA_RACES to 1.
15207 2016-02-02 Richard Biener <rguenther@suse.de>
15209 PR tree-optimization/69595
15210 * match.pd: Add range test simplifications to true/false.
15212 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
15214 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
15215 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
15218 2016-02-02 Richard Biener <rguenther@suse.de>
15220 PR tree-optimization/69606
15221 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
15222 info on the result before moving a stmt.
15224 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
15226 PR middle-end/68542
15227 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
15228 branch with vector comparison.
15229 * config/i386/sse.md (VI48_AVX): New mode iterator.
15230 (define_expand "cbranch<mode>4): Add support for conditional branch
15231 with vector comparison.
15232 * tree-vect-loop.c (optimize_mask_stores): New function.
15233 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
15234 has_mask_store field of vect_info.
15235 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
15236 vectorized loops having masked stores after vec_info destroy.
15237 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
15238 correspondent macros.
15239 (optimize_mask_stores): Add prototype.
15241 2016-02-02 Alan Modra <amodra@gmail.com>
15244 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
15247 2016-02-02 Alan Modra <amodra@gmail.com>
15250 * config/rs6000/rs6000.c (need_toc_init): New var, set it
15251 whenever toc_label_name used.
15252 (rs6000_file_start): Don't set up toc section here,
15253 (rs6000_output_function_epilogue): do so here instead,
15254 (rs6000_xcoff_file_start): and here.
15255 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
15256 (load_toc_aix_di): Likewise.
15258 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15260 PR rtl-optimization/69592
15261 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
15262 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
15263 (num_sign_bit_copies_binary_arith_p): New inline function.
15264 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
15266 2016-02-01 Jeff Law <law@redhat.com>
15268 PR tree-optimization/69580
15269 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
15270 * tree-ssa-threadbackward.c
15271 (fsm_find_control_statement_thread_paths): Do not try to walk
15272 through large PHI nodes.
15274 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15276 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
15277 when count is incremented above limit, don't analyze further
15280 * omp-low.c (oacc_parse_default_dims): Avoid
15281 -Wsign-compare warning, make sure value fits into int
15282 rather than just unsigned int.
15284 2016-02-01 Bin Cheng <bin.cheng@arm.com>
15286 PR tree-optimization/67921
15287 * fold-const.c (split_tree): New parameters. Convert pointer
15288 type variable part to proper type before negating.
15289 (fold_binary_loc): Pass new arguments to split_tree.
15291 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
15293 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
15294 (nvptx_goacc_validate_dims): Extend to handle global defaults.
15295 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
15296 * doc/tm.texti: Rebuilt.
15297 * doc/invoke.texi (fopenacc-dim): Document.
15298 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
15299 (append_compiler_options): Likewise.
15300 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
15301 (oacc_parse_default_dims): New.
15302 (oacc_validate_dims): Add USED arg. Select non-unity default when
15304 (oacc_loop_fixed_partitions): Return mask of used partitions.
15305 (oacc_loop_auto_partitions): Emit dump info.
15306 (oacc_loop_partition): Return mask of used partitions.
15307 (execute_oacc_device_lower): Parse default dimension arg. Adjust
15308 loop partitioning and validation calls.
15310 2016-02-01 Richard Biener <rguenther@suse.de>
15312 PR middle-end/69556
15313 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
15315 2016-02-01 Richard Biener <rguenther@suse.de>
15317 PR tree-optimization/69574
15318 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
15319 of asserting return chrec_dont_know.
15321 2016-02-01 Martin Liska <mliska@suse.cz>
15323 * mem-stats-traits.h: Add copyright header.
15324 * mem-stats.h: Likewise.
15326 2016-02-01 Richard Biener <rguenther@suse.de>
15328 PR tree-optimization/69579
15329 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
15330 Do not propagate through abnormal PHI results.
15332 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
15334 * postreload.c (reload_cse_simplify): Remove dead code.
15336 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15338 PR rtl-optimization/69570
15339 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
15340 if there is more than one set, not if there is a single set.
15342 2016-02-01 Richard Henderson <rth@redhat.com>
15345 * combine.c (make_compound_operation): When looking through a
15346 subreg, make sure to re-extend to the width of the outer mode.
15348 2016-01-30 Jakub Jelinek <jakub@redhat.com>
15350 PR tree-optimization/69546
15351 * wide-int.cc (wi::divmod_internal): For unsigned division
15352 where both operands fit into uhwi, if o1 is 1 and o0 has
15353 msb set, if divident_prec is larger than bits per hwi,
15354 clear another quotient word and return 2 instead of 1.
15355 Similarly for remainder with msb in HWI set, if dividend_prec
15356 is larger than bits per hwi.
15358 2016-01-29 Martin Jambor <mjambor@suse.cz>
15360 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
15361 Use short lowercase names.
15362 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
15363 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
15364 acq_rel one. Protect warning agains segfaults if
15365 get_memory_order_name returns NULL.
15366 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
15367 with release semantics. Do not warn if get_memory_order already did.
15368 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
15369 semantics. Fix check for relaxed or acquire semantics. Do not warn
15370 if get_memory_order already did.
15372 2016-01-29 Sebastian Pop <s.pop@samsung.com>
15374 * doc/install.texi: Document that isl-0.16 is supported.
15376 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
15379 * config/i386/constraints.md (Bm): Describe as special memory
15381 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
15382 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15383 * genpreds.c (struct constraint_data): Add is_special_memory.
15384 (have_special_memory_constraints, special_memory_start): New
15386 (special_memory_end): Ditto.
15387 (add_constraint): Add new arg is_special_memory. Add code to
15388 process its true value. Update have_special_memory_constraints.
15389 (process_define_constraint): Pass the new arg.
15390 (process_define_register_constraint): Ditto.
15391 (choose_enum_order): Process special memory.
15392 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
15393 function insn_extra_special_memory_constraint.
15394 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15395 * gensupport.c (process_rtx): Process
15396 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15397 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
15398 * ira-lives.c (single_reg_class): Use
15399 insn_extra_special_memory_constraint.
15400 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
15401 * lra-constraints.c (process_alt_operands): Ditto.
15402 (curr_insn_transform): Use insn_extra_special_memory_constraint.
15403 * recog.c (asm_operand_ok, preprocess_constraints): Process
15405 * reload.c (find_reloads): Ditto.
15406 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
15407 * stmt.c (parse_input_constraint): Use
15408 insn_extra_special_memory_constraint.
15410 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15413 * lra-splill.c (lra_final_code_change): Revert r229087 by
15414 removing all sub-registers.
15416 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
15419 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
15421 2016-01-29 Jakub Jelinek <jakub@redhat.com>
15424 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
15425 SSE1, copy target into the temporary reg first before recursing
15428 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15430 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
15433 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15435 * ginclude/stdarg.h: Test __cplusplus instead of
15436 __GXX_EXPERIMENTAL_CXX0X__.
15438 2016-01-29 Richard Biener <rguenther@suse.de>
15440 PR tree-optimization/69547
15441 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
15442 Do not mark clobbers necessary.
15443 (mark_all_reaching_defs_necessary_1): Likewise.
15445 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15447 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
15448 declaration name with %qs and print it in both error messages.
15449 Also fix indentation.
15451 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15454 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
15455 trailing blank line from error message.
15457 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15460 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
15463 2016-01-29 Richard Biener <rguenther@suse.de>
15465 PR middle-end/69537
15466 * match.pd: Allow all integral types when simplifying a
15467 widening or sign-changing conversion.
15469 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15471 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
15472 back to setting codegen_error to fail codegen.
15474 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
15477 * config/i386/constraints.md (C): Only accept constant zero operand.
15478 (BC): New constraint.
15479 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
15480 instead of C constraint.
15481 * doc/md.texi (Machine Constraints): Update description
15484 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15487 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15489 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15491 PR middle-end/69542
15492 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15495 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15497 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15498 branches if using guessed profile.
15500 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15502 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15504 2016-01-28 Richard Henderson <rth@redhat.com>
15507 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15508 * config/aarch64/aarch64-protos.h: Update.
15509 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15510 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15511 (aarch64_get_condition_code_1): Handle CC_Cmode.
15512 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15513 (*add<mode>3_compareC_cconly_imm): New.
15514 (*add<mode>3_compareC_cconly): New.
15515 (*add<mode>3_compareC_imm): New.
15516 (add<mode>3_compareC): New.
15517 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15518 to be first. Use aarch64_carry_operation.
15519 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15520 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15521 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15522 (subti3): Use subdi3_compare1.
15523 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15524 (sub<mode>3_compare1): New.
15525 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15526 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15527 (*subsi3_carryin_uxtw): Likewise.
15528 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15529 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15530 * config/aarch64/iterators.md (DWI): New.
15531 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15532 (aarch64_borrow_operation): New.
15534 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15536 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15537 message when isl does not return a valid schedule.
15539 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15541 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15542 Remove comments from class declarations: they are already in the code
15545 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15547 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15549 (ternary_op_to_tree): Same.
15550 (unary_op_to_tree): Same.
15551 (nary_op_to_tree): Same.
15552 (gcc_expression_from_isl_expr_op): Same.
15553 (gcc_expression_from_isl_expression): Same.
15554 (graphite_create_new_loop): Same.
15555 (graphite_create_new_loop_guard): Same.
15556 (build_iv_mapping): Same.
15557 (graphite_create_new_guard): Same.
15558 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15559 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15561 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15563 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15564 instead of setting codegen_error to fail codegen.
15566 2016-01-28 Jason Merrill <jason@redhat.com>
15568 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15570 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15572 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15573 Remove CONST_INT_P check in CCMP cost calculation.
15575 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15577 * config/aarch64/aarch64.c (generic_vector_cost):
15578 Set vec_permute_cost.
15579 (cortexa57_vector_cost): Likewise.
15580 (exynosm1_vector_cost): Likewise.
15581 (xgene1_vector_cost): Likewise.
15582 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15583 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15584 Add vec_permute_cost entry.
15586 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15588 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15590 (add<mode>3_compare0): Likewise.
15591 (addsi3_compare0_uxtw): Likewise.
15592 (add<mode>3nr_compare0): Likewise.
15593 (compare_neg<mode>): Likewise.
15594 (<optab><mode>3): Likewise.
15596 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15598 * tree-vect-stmts.c (vectorizable_comparison): Add
15599 NULL check for vectype.
15601 2016-01-28 Richard Biener <rguenther@suse.de>
15603 PR tree-optimization/69466
15604 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15605 Account for PHIs we couldn't duplicate.
15607 2016-01-28 Martin Liska <mliska@suse.cz>
15610 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15611 instead of ENABLE_VALGRIND_CHECKING.
15613 2016-01-27 Richard Henderson <rth@redhat.com>
15616 * lra-remat.c (subreg_regs): New.
15617 (dump_candidates_and_remat_bb_data): Dump it.
15618 (operand_to_remat): Reject if operand in subreg_regs.
15619 (set_bb_regs): Collect subreg_regs.
15620 (lra_remat): Init and free subreg_regs. Compute
15621 calculate_local_reg_remat_bb_data before create_cands.
15623 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15626 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15627 change stack_alignment_needed for __tls_get_addr call.
15629 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15631 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15633 2016-01-27 Jeff Law <law@redhat.com>
15635 PR tree-optimization/68398
15636 PR tree-optimization/69196
15637 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15638 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15639 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15640 Only count PHIs in the last block in the path. The others will
15641 const/copy propagate away. Add heuristic to allow more irreducible
15642 subloops to be created when it is likely profitable to do so.
15644 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15645 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15646 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15648 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15651 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15652 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15653 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15654 * tree-streamer-in.c: Include asan.h.
15655 (streamer_get_builtin_tree): For builtins in sanitizer
15656 range call initialize_sanitizer_builtins and retry.
15658 2016-01-27 Ian Lance Taylor <iant@google.com>
15660 * common.opt (fkeep-gc-roots-live): New undocumented option.
15661 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15662 -fkeep-gc-roots-live, skip pointers.
15663 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15666 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15669 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15670 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15672 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15675 * configure.ac: NetBSD provides SSP in its C library.
15676 * configure: Updated.
15678 2016-01-27 Richard Biener <rguenther@suse.de>
15680 PR tree-optimization/69166
15681 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15682 reduction code for commutativity / associativity.
15684 2016-01-27 Martin Jambor <mjambor@suse.cz>
15686 PR tree-optimization/69355
15687 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15688 total_scalarization fails.
15690 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15692 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15695 2016-01-27 Christian Bruel <christian.bruel@st.com>
15698 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15699 Move arm_reset_previous_fndecl and set_target_option_current_node in
15700 the conditional part. Call save_restore_target_globals.
15701 * config/arm/arm.c (arm_set_current_function):
15702 Refactor to better support #pragma target and attribute mix.
15703 Call save_restore_target_globals.
15704 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15706 2016-01-27 Martin Liska <mliska@suse.cz>
15708 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15709 reference for an HSA kernel and its host function.
15711 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15713 PR tree-optimization/69399
15714 * wide-int.h (wi::lrshift): For larger precisions, only
15715 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15717 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15719 * config/arc/predicates.md (proper_comparison_operator): Reject
15720 constant-constant comparison.
15722 2016-01-26 Tom de Vries <tom@codesourcery.com>
15724 PR tree-optimization/69110
15725 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15726 DR_NUM_DIMENSIONS == 0.
15728 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15729 Sebastian Pop <s.pop@samsung.com>
15731 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15732 isl_ast_op_cond and isl_ast_op_select.
15733 (gcc_expression_from_isl_expr_op): Same.
15735 2016-01-26 Jason Merrill <jason@redhat.com>
15738 * tree.c (recompute_constructor_flags): Split out from
15740 (verify_constructor_flags): New.
15741 * tree.h: Declare them.
15743 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15745 PR rtl-optimization/69217
15746 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15747 are no TYPE_FIELDS set for the record type.
15749 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15752 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15753 toc_label_name unconditionally.
15754 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15755 SYMBOL_REF string. Use toc_label_name instead of constructing
15757 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15758 constructing LCTOC1.
15760 2016-01-26 Martin Sebor <msebor@redhat.com>
15763 * doc/extend.texi (Common Type Attributes): Move text that talks about
15764 attribute packed from attribute aligned to the section discussing
15765 the former attribute for clarity.
15767 2016-01-26 Richard Henderson <rth@redhat.com>
15769 PR middle-end/60908
15770 * trans-mem.c (tm_region_init): Mark entry block as visited.
15772 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15775 * diagnostic-show-locus.c (layout::print_source_line): Replace
15776 call to pp_newline with call to layout::print_newline.
15777 (layout::print_annotation_line): Likewise.
15778 (layout::move_to_column): Likewise.
15779 (layout::print_any_fixits): After printing any fixits, print a
15780 trailing newline, if necessary.
15781 (layout::print_newline): New method, resetting any colorization
15783 (diagnostic_show_locus): Move the pp_newline to before the
15784 early bailout. Remove dummy block enclosing the layout instance.
15785 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15786 of pp_newline_and_flush with pp_flush.
15787 (diagnostic_append_note): Delete use of pp_newline.
15788 (diagnostic_append_note_at_rich_loc): Delete.
15789 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15790 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15791 when newline characters are added to the buffer.
15793 2016-01-26 Michael Matz <matz@suse.de>
15795 * configure.ac (ac_cv_std_swap_in_utility): New test.
15796 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15797 * configure: Regenerate.
15798 * config.in: Regenerate.
15800 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15802 * config/arc/arc.md (cstoresi4): Force operand into register.
15803 (arcset<code>): Fix predicate.
15804 (arcsetltu): Likewise.
15805 (arcsetgeu): Likewise.
15806 (arcsethi): Likewise.
15807 (arcsetls): Likewise.
15809 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15811 PR tree-optimization/69483
15812 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15813 if base has error_mark_node type.
15815 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15818 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15819 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15821 (vget_lane_f16): Handle big-endian.
15822 (vgetq_lane_f16): Likewise.
15823 (vset_lane_f16): Likewise.
15824 (vsetq_lane_f16): Likewise.
15825 * config/arm/iterators.md (VQXMOV): Add V8HF.
15826 (VDQ): Add V4HF and V8HF.
15827 (V_reg): Handle V4HF and V8HF.
15828 (Is_float_mode): Likewise.
15829 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15830 neon_vdup_nv8hf): New patterns.
15831 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15832 Use VD_LANE iterator.
15833 (neon_vld1_dup<mode>): Use VQ2 iterator.
15835 2016-01-26 Nathan Sidwell <nathan@acm.org>
15837 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15838 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15839 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15840 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15841 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15842 (oacc_validate_dims): Add LEVEL arg, don't return level.
15843 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15844 oacc_validate_dims.
15845 (execute_oacc_device_lower): Adjust, add more dump output.
15846 * tree-ssa-loop.c (gate_oacc_kernels): Use
15847 oacc_fn_attrib_kernels_p.
15848 * tree-parloops.c (create_parallel_loop): Adjust
15849 set_oacc_fn_attrib call.
15851 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15854 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15855 (append_compiler_options): Handle -fcilkplus.
15856 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15858 2016-01-26 Nick Clifton <nickc@redhat.com>
15861 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15862 been marked as DECL_ONE_ONLY but we do not the means to make it
15863 so, then do not allow it to bind locally.
15865 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15868 * opts.h (parse_sanitizer_options): New prototype.
15869 * opts.c (sanitizer_opts): New array.
15870 (parse_sanitizer_options): New function.
15871 (common_handle_option): Use parse_sanitizer_options.
15873 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15876 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15877 alignment adjustment to ...
15878 (ix86_update_stack_boundary): Here. Don't over-align stack for
15880 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15881 if __tls_get_addr is called.
15883 2016-01-26 Christian Bruel <christian.bruel@st.com>
15885 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15887 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15889 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15891 2016-01-26 Richard Biener <rguenther@suse.de>
15893 PR middle-end/69467
15894 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15896 2016-01-26 Richard Biener <rguenther@suse.de>
15898 PR tree-optimization/69452
15899 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15900 (move_computations_dom_walker::before_dom_children): Rename
15902 (move_computations_worker): This.
15903 (move_computations): Perform an RPO rather than a DOM walk.
15905 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15908 * combine.c (combine_instructions): For REG_EQUAL note with
15909 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15910 to the underlying register.
15911 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15912 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15914 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15917 * config/aarch64/aarch64-builtins.c
15918 (aarch64_init_simd_builtin_types): Do not set structural
15919 equality to __Poly{8,16,64,128}_t types.
15921 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15923 PR tree-optimization/69400
15924 * wide-int.cc (wi_pack): Take the precision as argument and
15925 perform canonicalization here rather than in the callers.
15926 Use the main loop to handle all full-width HWIs. Add a
15927 zero HWI if in_len isn't a full result.
15928 (wi::divmod_internal): Update accordingly.
15929 (wi::mul_internal): Likewise. Simplify.
15931 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15932 Sebastian Pop <s.pop@samsung.com>
15934 * graphite-poly.c (apply_poly_transforms): Simplify.
15935 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15936 (print_isl_map): Same.
15937 (print_isl_union_map): Same.
15938 (print_isl_schedule): New.
15939 (debug_isl_schedule): New.
15940 * graphite-dependences.c (scop_get_reads): Do not call
15941 isl_union_map_add_map that is undocumented isl functionality.
15942 (scop_get_must_writes): Same.
15943 (scop_get_may_writes): Same.
15944 (scop_get_original_schedule): Remove.
15945 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15946 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15947 (compute_deps): Remove.
15948 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15949 (debug_schedule_ast): New.
15950 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15951 set_separate_option.
15952 (graphite_regenerate_ast_isl): Add dump.
15953 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15954 from scop->transformed_schedule.
15955 (graphite_regenerate_ast_isl): Add more dump.
15956 * graphite-optimize-isl.c (optimize_isl): Set
15957 scop->transformed_schedule. Check whether schedules are equal.
15958 (apply_poly_transforms): Move here.
15959 * graphite-poly.c (apply_poly_transforms): ... from here.
15960 (free_poly_bb): Static.
15961 (free_scop): Static.
15962 (pbb_number_of_iterations_at_time): Remove.
15963 (print_isl_ast): New.
15964 (debug_isl_ast): New.
15965 (debug_scop_pbb): New.
15966 * graphite-scop-detection.c (print_edge): Move.
15967 (print_sese): Move.
15968 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15969 (build_scop_scattering): Remove.
15970 (create_pw_aff_from_tree): Assert instead of bailing out.
15971 (add_condition_to_pbb): Remove unused code, do not fail.
15972 (add_conditions_to_domain): Same.
15973 (add_conditions_to_constraints): Remove.
15974 (build_scop_context): New.
15975 (add_iter_domain_dimension): New.
15976 (build_iteration_domains): Initialize pbb->iterators.
15977 Call add_conditions_to_domain.
15980 (index_outermost_in_loop): New.
15981 (index_pbb_in_loop): New.
15982 (outermost_pbb_in): New.
15983 (add_in_sequence): New.
15984 (add_outer_projection): New.
15985 (outer_projection_mupa): New.
15986 (add_loop_schedule): New.
15987 (build_schedule_pbb): New.
15988 (build_schedule_loop): New.
15989 (embed_in_surrounding_loops): New.
15990 (build_schedule_loop_nest): New.
15991 (build_original_schedule): New.
15992 (build_poly_scop): Call build_original_schedule.
15993 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15994 (free_poly_dr): Remove.
15995 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15996 (free_poly_bb): Remove.
15997 (debug_loop_vec): Remove.
15998 (print_isl_ast): Declare.
15999 (debug_isl_ast): Declare.
16000 (scop_do_interchange): Remove.
16001 (scop_do_strip_mine): Remove.
16002 (scop_do_block): Remove.
16003 (flatten_all_loops): Remove.
16004 (optimize_isl): Remove.
16005 (pbb_number_of_iterations_at_time): Remove.
16006 (debug_scop_pbb): Declare.
16007 (print_schedule_ast): Declare.
16008 (debug_schedule_ast): Declare.
16009 (struct scop): Remove schedule. Add original_schedule,
16010 transformed_schedule.
16011 (free_gimple_poly_bb): Remove.
16012 (print_generated_program): Remove.
16013 (debug_generated_program): Remove.
16014 (unify_scattering_dimensions): Remove.
16015 * sese.c (print_edge): ... here.
16016 (print_sese): ... here.
16017 (debug_edge): ... here.
16018 (debug_sese): ... here.
16019 * sese.h (print_edge): Declare.
16020 (print_sese): Declare.
16021 (dump_edge): Declare.
16022 (dump_sese): Declare.
16024 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16025 Sebastian Pop <s.pop@samsung.com>
16027 * Makefile.in: Set ISLVER in site.exp.
16029 2016-01-25 Jakub Jelinek <jakub@redhat.com>
16031 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
16032 DECL_VALUE_EXPR of new_var even for the non-array case. Look
16033 through DECL_VALUE_EXPR for expansion.
16035 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
16037 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
16038 the frame info after reload completed.
16040 2016-01-25 Jeff Law <law@redhat.com>
16042 PR tree-optimization/69196
16043 PR tree-optimization/68398
16044 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
16045 tree-ssa-threadupdate.c.
16046 (determine_bb_domination_status): Prototype
16047 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
16048 (determine_bb_domination_status): No longer static.
16049 (valid_jump_thread_path): Remove code to detect characteristics
16050 of the jump thread path not associated with correctness.
16051 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
16052 Correct test for thread path length. Count PHIs for real operands as
16053 statements that need to be copied. Do not count ASSERT_EXPRs.
16054 Look at all the blocks in the thread path. Compute and selectively
16055 filter thread paths based on threading through the latch, threading
16056 a multiway branch or crossing a multiway branch.
16058 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16060 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
16061 decl with __attribute__ ((unused)) annotation.
16063 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
16066 * tree-vect-stmts.c (vectorizable_condition): Check vectype
16067 of operands is compatible with a statement vectype.
16069 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
16071 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
16072 improve wording for mixed storage order support.
16074 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
16076 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
16077 (vcvt_u64_f64): Likewise.
16078 (vcvta_s64_f64): Likewise.
16079 (vcvta_u64_f64): Likewise.
16080 (vcvtm_s64_f64): Likewise.
16081 (vcvtm_u64_f64): Likewise.
16082 (vcvtn_s64_f64): Likewise.
16083 (vcvtn_u64_f64): Likewise.
16084 (vcvtp_s64_f64): Likewise.
16085 (vcvtp_u64_f64): Likewise.
16087 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
16089 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
16090 (arc_init): Check validity mll64 option.
16091 (arc_save_restore): Use double load/store instruction.
16092 (arc_expand_movmem): Likewise.
16093 (arc_split_move): Don't split if we have double load/store
16094 instructions. Returns a boolean.
16095 (arc_process_double_reg_moves): Change function to return boolean
16096 instead of a sequence of instructions.
16097 (arc_dwarf_register_span): New function.
16098 * config/arc/arc-protos.h (arc_split_move): Change prototype.
16099 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
16100 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
16101 (*movdf_insn): Likewise.
16102 * config/arc/arc.opt (mll64): New option.
16103 * config/arc/predicates.md (even_register_operand): New predicate.
16104 * doc/invoke.texi (ARC Options): Add mll64 documentation.
16106 2016-01-25 Richard Biener <rguenther@suse.de>
16109 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
16110 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
16112 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
16114 2016-01-25 Richard Biener <rguenther@suse.de>
16116 PR tree-optimization/69376
16117 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
16119 (VN_INFO_ANTI_RANGE_P): New inline.
16120 (VN_INFO_RANGE_TYPE): Likewise.
16121 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
16122 SSA_NAME_ANTI_RANGE_P.
16123 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
16124 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16125 Properly query VN_INFO_RANGE_TYPE.
16127 2016-01-25 Nick Clifton <nickc@redhat.com>
16130 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
16132 2016-01-23 Tom de Vries <tom@codesourcery.com>
16134 PR tree-optimization/69426
16135 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
16138 2016-01-23 Jakub Jelinek <jakub@redhat.com>
16140 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
16141 "the the" with "the" in the comments.
16142 * ipa-devirt.c (build_type_inheritance_graph,
16143 update_type_inheritance_graph): Likewise.
16144 * tree.c (build_function_type_list_1): Likewise.
16145 * cfgloopmanip.c (scale_loop_profile): Likewise.
16146 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
16147 * gimple-ssa-split-paths.c
16148 (find_block_to_duplicate_for_splitting_paths): Likewise.
16149 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
16150 * expr.c (convert_move): Likewise.
16151 * var-tracking.c (vt_stack_adjustments): Likewise.
16152 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16153 * tree-vrp.c (test_for_singularity): Likewise.
16155 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
16156 directly instead of building a temporary tree.
16159 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
16160 remove <algorithm> include.
16162 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16165 * config/i386/i386.c: Include dojump.h.
16166 (expand_small_movmem_or_setmem,
16167 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
16169 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
16170 if dynamic_check != -1.
16172 2016-01-21 Jeff Law <law@redhat.com>
16174 PR middle-end/69347
16175 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
16176 record_temporary_equivalences. Rewritten to avoid unnecessary calls
16177 into dominated_by_p.
16178 (cprop_into_successor_phis): Avoid unnecessary tests.
16180 2016-01-22 Richard Henderson <rth@redhat.com>
16183 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
16184 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
16186 2016-01-22 Michael Matz <matz@suse.de>
16188 * system.h (string, algorithm): Include only conditionally.
16189 (new): Include always under C++.
16190 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
16191 * final.c (toplevel): Ditto.
16192 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
16193 * genconditions.c (write_header): Make gencondmd.c define
16195 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
16197 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
16198 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
16200 2016-01-22 Christian Bruel <christian.bruel@st.com>
16203 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
16205 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16208 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
16209 define_insn_and_split. Ensure operands[1] and operands[0] do not
16210 get assigned the same register.
16212 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16214 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
16216 2016-01-22 Christian Bruel <christian.bruel@st.com>
16218 * config/arm/arm-c.c (arm_pragma_target_parse):
16219 Remove warn_builtin_macro_redefined overwrite.
16221 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16223 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
16224 flag_non_call_exceptions compatibility.
16226 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16229 * dwarf2out.c (add_child_die_after): New function.
16230 (dwarf_qual_info_t): New type.
16231 (dwarf_qual_info): New variable.
16232 (qualified_die_p): New function.
16233 (modified_type_die): For -fdebug-types-section, ensure
16234 canonical order of qualifiers. Put qualified DIEs adjacent
16235 to the corresponding non-qualified type DIE and search there
16236 for existing qualified DIEs.
16238 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16240 * doc/extend.texi (scalar_storage_order type attribute): Document
16241 restriction on type punning and aliasing, and remove future tense.
16243 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
16246 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
16249 2016-01-21 Jeff Law <law@redhat.com>
16251 PR middle-end/69347
16252 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
16253 useless call to record_temporary_equivalences.
16254 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
16255 allocate 10 slots in the bb_path vector and let it grow as needed.
16256 (fsm_find_control_statement_thread_paths): Similarly for the next_path
16259 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16261 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
16263 * configure: Regenerate.
16265 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
16267 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
16268 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
16270 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
16272 PR middle-end/66178
16273 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
16274 drop EXPAND_INITIALIZER.
16275 * rtl.h (contains_symbolic_reference_p): Declare.
16276 * rtlanal.c (contains_symbolic_reference_p): New function.
16277 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
16278 a subtraction into a NOT if symbolic constants are involved.
16280 2016-01-21 Anton Blanchard <anton@samba.org>
16281 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16284 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
16286 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
16289 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16291 * config/microblaze/microblaze.c
16292 (get_branch_target): New.
16293 (insert_wic_for_ilb_runout): New.
16295 (microblaze_machine_dependent_reorg): New.
16296 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
16297 * config/microblaze/microblaze.md
16298 (UNSPEC_IPREFETCH): Define.
16299 (iprefetch): New pattern
16300 * config/microblaze/microblaze.opt
16301 (mxl-prefetch): New flag.
16303 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16305 * config/microblaze/microblaze.h
16306 (FIXED_REGISTERS): Update in macro.
16307 (CALL_USED_REGISTERS): Update in macro.
16309 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
16311 PR rtl-optimization/68920
16312 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
16315 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
16317 PR rtl-optimization/68990
16318 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
16319 pseudo instead of inheritance ones.
16321 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16322 Nick Clifton <nickc@redhat.com>
16326 * config/mips/mips.c (mips_compute_frame_info): Initialise
16327 args_size and hard_frame_pointer_offset fields of the frame
16328 structure before calling mips_global_pointer.
16330 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16332 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
16334 * configure: Regenerate.
16336 2016-01-21 Richard Biener <rguenther@suse.de>
16338 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
16340 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16342 * config/s390/s390.c (s390_asm_declare_function_size): Add code
16343 to actually emit the .size directive.
16345 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
16346 Jakub Jelinek <jakub@redhat.com>
16350 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
16351 args array size by one to avoid buffer overflow.
16353 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16355 * config/s390/s390.md (pool_section_start): Use switch_to_section
16356 to select proper read-only data section instead of hardcoding
16358 (pool_section_end): Use switch_to_section to match the above.
16360 2016-01-21 Richard Biener <rguenther@suse.de>
16362 PR tree-optimization/69378
16363 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
16364 (set_ssa_val_to): Use it for dominance checks taking into
16365 account not executable edges.
16367 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16370 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
16371 for bitsize instead of GET_MODE_PRECISION (mode).
16373 2016-01-20 Martin Sebor <msebor@redhat.com>
16376 * extend.texi (__sync Builtins): Clarify the semantics of
16377 __sync_fetch_and_OP built-ins on pointers.
16378 (__atomic Builtins): Same.
16380 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16381 Sebastian Pop <s.pop@samsung.com>
16383 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
16384 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
16385 (is_valid_rename): Same.
16386 (translate_isl_ast_to_gimple::get_rename): Same.
16387 (translate_isl_ast_to_gimple::rename_all_uses): Same.
16388 (translate_isl_ast_to_gimple::rename_uses): Same.
16389 (get_new_name): Check for close_phi nodes.
16390 (copy_loop_phi_args): Use phi_node_kind.
16391 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
16392 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
16394 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16395 Sebastian Pop <s.pop@samsung.com>
16397 Revert commit r229783.
16398 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
16399 Remove use of parameter_rename_map.
16400 (copy_def): Remove.
16401 (copy_internal_parameters): Remove.
16402 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
16403 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
16404 (free_sese_info): Do not free parameter_rename_map.
16405 (set_rename): Do not use parameter_rename_map.
16406 (rename_uses): Update call to set_rename.
16407 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
16408 * sese.h (parameter_rename_map_t): Remove.
16409 (struct sese_info_t): Remove field parameter_rename_map.
16411 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16412 Sebastian Pop <s.pop@samsung.com>
16414 * graphite-isl-ast-to-gimple.c: Fix comment.
16415 * graphite-scop-detection.c (defined_in_loop_p): New.
16416 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
16417 names defined in loop.
16419 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16420 Sebastian Pop <s.pop@samsung.com>
16422 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
16423 Discard unstructured if-then-else regions.
16425 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16426 Sebastian Pop <s.pop@samsung.com>
16428 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
16429 (cleanup_loop_iter_dom): Remove.
16430 (build_loop_iteration_domains): Remove.
16431 (build_scop_context): Remove.
16432 (build_scop_iteration_domain): Remove.
16433 (add_loop_constraints): New.
16434 (build_iteration_domains): New.
16435 (build_poly_scop): Call build_iteration_domains.
16437 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16438 Sebastian Pop <s.pop@samsung.com>
16440 * graphite-scop-detection.c
16441 (scop_detection::harmful_loop_in_region): Free dom and loops.
16442 (scop_detection::loop_body_is_valid_scop): Free bbs.
16444 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16445 Sebastian Pop <s.pop@samsung.com>
16447 * graphite-scop-detection.c (record_loop_in_sese): New.
16448 (gather_bbs::before_dom_children): Call record_loop_in_sese.
16449 (build_scops): Remove call to build_sese_loop_nests.
16450 * sese.c (sese_record_loop): Remove.
16451 (build_sese_loop_nests): Remove.
16452 (new_sese_info): Remove region->loops.
16453 (free_sese_info): Same.
16454 * sese.h (sese_contains_loop): Same.
16455 (build_sese_loop_nests): Remove.
16456 (sese_contains_loop): Remove.
16458 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16459 Sebastian Pop <s.pop@samsung.com>
16461 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
16462 loop_is_valid_in_scop.
16463 (scop_detection::harmful_stmt_in_region): Renamed
16464 harmful_loop_in_region.
16465 Call loop_is_valid_in_scop.
16467 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16468 Sebastian Pop <s.pop@samsung.com>
16470 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
16473 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16474 Sebastian Pop <s.pop@samsung.com>
16476 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
16477 * graphite.h (struct poly_bb): Remove field is_reduction.
16478 (PBB_IS_REDUCTION): Remove.
16480 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16481 Sebastian Pop <s.pop@samsung.com>
16483 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16484 (add_pdr_constraints): Same.
16485 (scop_get_reads): Same.
16486 (scop_get_must_writes): Same.
16487 (scop_get_may_writes): Same.
16488 (scop_get_original_schedule): Same.
16489 (extend_schedule): Same.
16490 (apply_schedule_on_deps): Same.
16491 (carries_deps): Same.
16492 (compute_deps): Same.
16493 (scop_get_dependences): Same.
16494 * graphite-isl-ast-to-gimple.c
16495 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16496 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16497 (get_schedule_for_band_list): Same.
16498 (get_schedule_map): Same.
16499 (apply_schedule_map_to_scop): Same.
16500 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16501 (build_loop_iteration_domains): Same.
16502 (add_condition_to_pbb): Same.
16503 (add_param_constraints): Same.
16504 (pdr_add_memory_accesses): Same.
16505 (pdr_add_data_dimensions): Same.
16507 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16509 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16512 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16514 * common.opt (feliminate-dwarf2-dups): Replace references to
16515 "DWARF 2" with just "DWARF".
16516 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16517 * doc/extend.texi: Likewise.
16518 * doc/cpp.texi: Likewise.
16519 * doc/invoke.texi: Likewise.
16520 (Option Summary): Add -gdwarf to list of Debugging Options.
16521 (Debugging Options): Document -gdwarf.
16522 * doc/contrib.texi: Spell "DWARF" like that.
16524 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16526 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16527 warning. Fix up formatting.
16529 PR middle-end/67653
16530 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16531 attempt to mark memory input operand addressable and
16532 call prepare_gimple_addressable in that case. Don't adjust
16533 input_location for diagnostics, use error_at instead.
16535 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16537 * config/rs6000/ppc-auxv.h: New file.
16538 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16539 (cpu_is): Likewise.
16540 (cpu_supports): Likewise.
16541 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16542 (cpu_is_info): New variable.
16543 (cpu_supports_info): Likewise.
16544 (tcb_verification_symbol): Likewise.
16545 (cpu_builtin_p): Likewise.
16546 (cpu_expand_builtin): New function.
16547 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16548 (rs6000_init_builtins): Likewise.
16549 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16550 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16551 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16552 * configure: Regenerate.
16553 * config.in: Likewise.
16554 * doc/extend.texi (PowerPC Built-in Functions): Document
16555 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16557 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16560 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16562 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16565 2016-01-20 Richard Henderson <rth@redhat.com>
16571 * tree.c (tm_define_builtin): New.
16572 (find_tm_vector_type): New.
16573 (build_tm_vector_builtins): New.
16574 (build_common_builtin_nodes): Call it.
16576 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16578 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16579 (arm_fp_ok): Likewise.
16580 (arm_fp): Likewise.
16581 (arm_crypto): Likewise.
16583 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16584 Richard Biener <rguenther@suse.de>
16586 PR tree-optimization/69328
16587 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16588 vectors have same number of elements.
16589 (vectorizable_condition): Fix masked version recognition.
16591 2016-01-20 Richard Biener <rguenther@suse.de>
16593 PR tree-optimization/69345
16594 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16595 (VN_INFO_PTR_INFO): Likewise.
16596 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16597 info when it is equal between non-dominating SSA names.
16598 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16599 Make sure to look at original SSA infos.
16601 2016-01-20 Jeff Law <law@redhat.com>
16604 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16606 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16607 (pc_or_label_operand): New predicate.
16608 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16609 tests for small integers that are 2^n - 1.
16611 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16613 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16615 2016-01-19 Jeff Law <law@redhat.com>
16617 PR middle-end/69347
16618 * tree-ssa-threadbackwards.c
16619 (fsm_find_control_statement_thread_paths): Do not try to lookup
16620 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16622 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16624 * doc/lto.texi: Remove text that says only Gold has linker plugin
16627 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16629 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16630 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16631 the DIE accordingly.
16632 (modified_type_die): Add REVERSE parameter and pass it recursively,
16633 as well as to base_type_die. Adjust presence check accordingly.
16634 (base_type_for_mode): Adjust call to modified_type_die.
16635 (add_type_attribute): Add REVERSE parameter and pass it to
16637 (generic_parameter_die): Adjust call to add_type_attribute.
16638 (add_scalar_info): Likewise.
16639 (add_subscript_info): Likewise.
16640 (gen_array_type_die): Likewise.
16641 (gen_descr_array_type_die): Likewise.
16642 (gen_entry_point_die): Likewise.
16643 (gen_enumeration_type_die): Likewise.
16644 (gen_formal_parameter_die): Likewise.
16645 (gen_subprogram_die): Likewise.
16646 (gen_variable_die ): Likewise.
16647 (gen_const_die): Likewise.
16648 (gen_field_die): Likewise.
16649 (gen_pointer_type_die): Likewise.
16650 (gen_reference_type_die): Likewise.
16651 (gen_ptr_to_mbr_type_die): Likewise.
16652 (gen_inheritance_die): Likewise.
16653 (gen_subroutine_type_die): Likewise.
16654 (gen_typedef_die): Likewise.
16655 (force_type_die): Adjust call to modified_type_die.
16657 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16659 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16660 flow throughout the file. Fix broken link to Objective-C 2.0
16662 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16665 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16667 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16669 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16672 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16673 (maybe_record_node): Record cxa_pure_virtual as the only possible
16674 target if there are not ohter candidates.
16675 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16677 2016-01-19 Richard Biener <rguenther@suse.de>
16679 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16680 (get_memory_order): Likewise.
16682 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16684 * tree-vect-stmts.c (vectorizable_store): Check
16687 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16690 * gcc.c (driver::decode_argv): Add call to
16691 init_opts_obstack before init_options_struct.
16692 * opts.c (init_opts_obstack): Remove idempotency.
16693 (init_options_struct): Replace call to init_opts_obstack
16694 with a gcc_assert to verify that it has already been called.
16695 * toplev.c (toplev::main): Add call to init_opts_obstack before
16696 calls to init_options_struct.
16697 (toplev::finalize): Move cleanup of opts_obstack next to
16698 cleanup of save_decoded_options, clearing the latter, and
16699 save_decoded_options_count.
16701 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16704 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16705 attribute to unconditional. Remove %? from output template.
16707 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16708 Jiong Wang <jiong.wang@arm.com>
16710 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16711 generated from different expand order.
16713 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16715 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16716 Add support for CCMP costing.
16718 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16720 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16721 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16722 (fccmpe<mode>): Likewise.
16723 (fcmp): Rename to fcmp and globalize pattern.
16725 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16726 (aarch64_gen_ccmp_next): Add FP support.
16728 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16730 * target.def (gen_ccmp_first): Update documentation.
16731 (gen_ccmp_next): Likewise.
16732 * doc/tm.texi (gen_ccmp_first): Update documentation.
16733 (gen_ccmp_next): Likewise.
16734 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16735 expand_ccmp_expr_1. Improve comments.
16736 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16737 (ccmp_ior<mode>): Remove pattern.
16738 (cmp<mode>): Remove expand.
16739 (cmp): Globalize pattern.
16740 (cstorecc4): Use cc_register.
16741 (mov<mode>cc): Remove ccmp_cc_register check.
16742 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16743 Simplify after removal of CC_DNE/* modes.
16744 (aarch64_ccmp_mode_to_code): Remove.
16745 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16746 In 'k' case use integer as condition.
16747 (aarch64_nzcv_codes): Remove inverted cases.
16748 (aarch64_code_to_ccmode): Remove.
16749 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16750 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16751 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16752 pattern. Return the comparison with CC register. Invert conditions
16753 when bitcode is OR.
16754 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16755 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16757 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16759 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16760 instrumented_version.
16762 2016-01-19 Richard Biener <rguenther@suse.de>
16764 PR tree-optimization/69336
16765 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16766 handled components with get_ref_base_and_extent.
16767 (equal_mem_array_ref_p): Adjust.
16769 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16772 * shrink-wrap.c: Include valtrack.h.
16773 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16774 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16775 in between insn and where it will be moved to. Call
16776 dead_debug_insert_temp.
16777 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16778 first and dead_debug_local_finish at the end.
16779 For uses and defs bitmap, handle all regs in between REGNO and
16780 END_REGNO, not just the first one.
16782 2016-01-19 Richard Biener <rguenther@suse.de>
16784 PR tree-optimization/69352
16785 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16786 (equal_mem_array_ref_p): Constrain size and max size properly.
16787 Compare the reverse flag.
16789 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16791 * ira.c (ira): Update regstat data if we deleted insns.
16793 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16795 PR rtl-optimization/68955
16796 PR rtl-optimization/64557
16797 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16798 here. Fix up formatting.
16799 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16801 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16804 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16805 assume that the node has body.
16806 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16809 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16811 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16814 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16816 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16817 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16819 2016-01-19 Martin Jambor <mjambor@suse.cz>
16820 Martin Liska <mliska@suse.cz>
16821 Michael Matz <matz@suse.de>
16823 * Makefile.in (OBJS): Add new source files.
16824 (GTFILES): Add hsa.c.
16825 * common.opt (disable_hsa): New variable.
16826 (-Whsa): New warning.
16827 * config.in (ENABLE_HSA): New.
16828 * configure.ac: Treat hsa differently from other accelerators.
16829 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16830 $enable_offloading.
16831 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16832 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16833 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16834 --with-hsa-kmt-lib.
16835 * doc/invoke.texi (-Whsa): Document.
16836 (hsa-gen-debug-stores): Likewise.
16837 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16838 to invoke offload compiler for hsa acclerator.
16839 * opts.c (common_handle_option): Determine whether HSA offloading
16840 should be performed.
16841 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16842 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16843 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16844 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16845 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16846 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16847 GF_OMP_FOR_KIND_GRID_LOOP.
16848 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16849 (pp_gimple_stmt_1): Likewise.
16850 * gimple-walk.c (walk_gimple_stmt): Likewise.
16851 * gimple.c (gimple_build_omp_grid_body): New function.
16852 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16853 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16854 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16855 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16856 GF_OMP_TEAMS_GRID_PHONY.
16857 (gimple_statement_omp_single_layout): Updated comments.
16858 (gimple_build_omp_grid_body): New function.
16859 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16860 (gimple_omp_for_grid_phony): New function.
16861 (gimple_omp_for_set_grid_phony): Likewise.
16862 (gimple_omp_parallel_grid_phony): Likewise.
16863 (gimple_omp_parallel_set_grid_phony): Likewise.
16864 (gimple_omp_teams_grid_phony): Likewise.
16865 (gimple_omp_teams_set_grid_phony): Likewise.
16866 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16867 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16868 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16869 (BUILT_IN_GOMP_TARGET): Updated type.
16870 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16871 (adjust_for_condition): New function.
16872 (get_omp_for_step_from_incr): Likewise.
16873 (extract_omp_for_data): Moved parts to adjust_for_condition and
16874 get_omp_for_step_from_incr.
16875 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16876 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16877 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16878 (scan_omp_parallel): Do not create child functions for phony
16880 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16881 (scan_omp_1_op): Checking assert we are not remapping to
16882 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16883 (parallel_needs_hsa_kernel_p): New function.
16884 (expand_parallel_call): Register apprpriate parallel child
16885 functions as HSA kernels.
16886 (grid_launch_attributes_trees): New type.
16887 (grid_attr_trees): New variable.
16888 (grid_create_kernel_launch_attr_types): New function.
16889 (grid_insert_store_range_dim): Likewise.
16890 (grid_get_kernel_launch_attributes): Likewise.
16891 (get_target_argument_identifier_1): Likewise.
16892 (get_target_argument_identifier): Likewise.
16893 (get_target_argument_value): Likewise.
16894 (push_target_argument_according_to_value): Likewise.
16895 (get_target_arguments): Likewise.
16896 (expand_omp_target): Call get_target_arguments instead of looking
16897 up for teams and thread limit.
16898 (grid_expand_omp_for_loop): New function.
16899 (grid_arg_decl_map): New type.
16900 (grid_remap_kernel_arg_accesses): New function.
16901 (grid_expand_target_kernel_body): New function.
16902 (expand_omp): Call it.
16903 (lower_omp_for): Do not emit phony constructs.
16904 (lower_omp_taskreg): Do not emit phony constructs but create for them
16905 a temporary variable receiver_decl.
16906 (lower_omp_taskreg): Do not emit phony constructs.
16907 (lower_omp_teams): Likewise.
16908 (lower_omp_grid_body): New function.
16909 (lower_omp_1): Call it.
16910 (grid_reg_assignment_to_local_var_p): New function.
16911 (grid_seq_only_contains_local_assignments): Likewise.
16912 (grid_find_single_omp_among_assignments_1): Likewise.
16913 (grid_find_single_omp_among_assignments): Likewise.
16914 (grid_find_ungridifiable_statement): Likewise.
16915 (grid_target_follows_gridifiable_pattern): Likewise.
16916 (grid_remap_prebody_decls): Likewise.
16917 (grid_copy_leading_local_assignments): Likewise.
16918 (grid_process_kernel_body_copy): Likewise.
16919 (grid_attempt_target_gridification): Likewise.
16920 (grid_gridify_all_targets_stmt): Likewise.
16921 (grid_gridify_all_targets): Likewise.
16922 (execute_lower_omp): Call grid_gridify_all_targets.
16923 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16924 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16925 (tree_omp_clause): Added union field dimension.
16926 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16927 * tree.c (omp_clause_num_ops): Added number of arguments of
16928 OMP_CLAUSE__GRIDDIM_.
16929 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16930 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16931 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16932 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16933 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16934 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16935 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16936 * tree-pass.h (make_pass_gen_hsail): Declare.
16937 (make_pass_ipa_hsa): Likewise.
16938 * ipa-hsa.c: New file.
16939 * lto-section-in.c (lto_section_name): Add hsa section name.
16940 * lto-streamer.h (lto_section_type): Add hsa section.
16941 * timevar.def (TV_IPA_HSA): New.
16942 * hsa-brig-format.h: New file.
16943 * hsa-brig.c: New file.
16944 * hsa-dump.c: Likewise.
16945 * hsa-gen.c: Likewise.
16948 * toplev.c (compile_file): Call hsa_output_brig.
16949 * hsa-regalloc.c: New file.
16951 2016-01-18 Jeff Law <law@redhat.com>
16953 PR tree-optimization/69320
16954 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16955 ranged object, do nothing if the RHS constant is not [0..1].
16956 (optimize_stmt): Comparing a boolean ranged object against a
16957 constant outside [0..1] results in a compile-time constant.
16959 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16962 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16964 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16965 (Option Summary): Update to reflect new section and moved options.
16966 (C++ Dialect Options): Move -fstats to new section.
16967 (Debugging Options): Move all dump, statistics, and other GCC
16968 developer options to new section. Rewrite section introduction
16969 and re-order remaining options to put the more basic ones first.
16970 (Optimization Options): Move -fira-verbose and -flto-report* to
16972 (Developer Options): New section incorporating moved options.
16973 * doc/cppopts.texi (-dM): Update cross-reference.
16975 2016-01-18 Richard Henderson <rth@redhat.com>
16978 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16979 operands to pseudo only if CSE is expected. Split long immediate
16980 operands only after reload, and for the stack pointer.
16981 (*add<GPI>3_pluslong): Remove.
16982 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16983 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16984 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16985 (*add<GPI>3 peepholes): New.
16986 (*add<GPI>3 splitters): New.
16987 * config/aarch64/constraints.md (Upl): New.
16988 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16990 2016-01-18 Richard Biener <rguenther@suse.de>
16992 PR tree-optimization/69297
16993 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16995 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16997 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16999 PR middle-end/68542
17000 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
17001 of mixind vector and scalar types.
17002 (fold_relational_const): Add handling of vector
17003 comparison with boolean result.
17004 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
17005 comparison of vector operands with boolean result for EQ/NE only.
17006 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
17007 (verify_gimple_cond): Likewise.
17008 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
17011 2016-01-18 Joseph Myers <joseph@codesourcery.com>
17013 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
17016 2016-01-18 Richard Biener <rguenther@suse.de>
17018 PR middle-end/69308
17019 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
17021 2016-01-18 Tom de Vries <tom@codesourcery.com>
17023 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
17025 2016-01-18 Tom de Vries <tom@codesourcery.com>
17027 * omp-low.c (set_oacc_fn_attrib): Make extern.
17028 * omp-low.h (set_oacc_fn_attrib): Declare.
17029 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
17030 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
17031 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
17032 Add and handle function parameter oacc_kernels_p.
17033 (find_reduc_addr, get_omp_data_i_param): New function.
17034 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
17035 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
17036 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
17037 Calculate dominance info. Skip loops that are not in a kernels region
17038 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
17039 (pass_parallelize_loops::execute): Call parallelize_loops with
17040 oacc_kernels_p argument.
17041 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
17042 New member function.
17043 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
17044 * passes.def: Add argument to pass_parallelize_loops instantation.
17046 2016-01-18 Tom de Vries <tom@codesourcery.com>
17048 * tree-parloops.c (pass_parallelize_loops::execute): Allow
17049 pass_parallelize_loops to be run outside the loop pipeline.
17051 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17053 * tree-scalar-evolution.c (follow_copies_to_constant): New.
17054 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
17056 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17059 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
17060 using get_ref_base_and_extent.
17061 (equal_mem_array_ref_p): New.
17062 (hashable_expr_equal_p): Add call to previous.
17064 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17067 * tree-sra.c (disqualified_constants, constant_decl_p): New.
17068 (sra_initialize): Allocate disqualified_constants.
17069 (sra_deinitialize): Free disqualified_constants.
17070 (disqualify_candidate): Update disqualified_constants when appropriate.
17071 (create_access): Scan for constant-pool entries as we go along.
17072 (scalarizable_type_p): Add check against type_contains_placeholder_p.
17073 (maybe_add_sra_candidate): Allow constant-pool entries.
17074 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
17075 (initialize_constant_pool_replacements): New.
17076 (sra_modify_assign): Avoid mangling assignments created by previous,
17077 and don't generate writes into constant pool.
17078 (sra_modify_function_body): Call initialize_constant_pool_replacements.
17080 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
17082 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
17083 andnot instruction.
17084 (scalar_chain::convert_op): Likewise.
17085 * config/i386/i386.md (*andndi3_doubleword): New.
17087 2016-01-18 Richard Biener <rguenther@suse.de>
17089 PR tree-optimization/69170
17090 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
17091 building a vector from scalar results of a pattern stmt.
17093 2016-01-18 Jakub Jelinek <jakub@redhat.com>
17095 * haifa-sched.c (autopref_multipass_init): Work around
17096 -Wmaybe-uninitialized warning.
17098 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
17100 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
17101 against the constant 0.
17103 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17105 PR tree-optimization/68799
17106 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
17107 look up phi candidates in the statement-candidate map.
17108 (phi_add_costs): Likewise.
17109 (record_phi_increments): Likewise.
17110 (phi_incr_cost): Likewise.
17111 (ncd_with_phi): Likewise.
17112 (all_phi_incrs_profitable): Likewise.
17114 2016-01-17 Jakub Jelinek <jakub@redhat.com>
17116 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
17117 -Wmaybe-uninitialized warning.
17119 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
17121 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17122 (Option Summary): Update to reflect new section and moved options.
17123 (C++ Dialect Options): Move -fvtable-verify and related options.
17124 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
17125 and profiling-related options.
17126 (Optimization Options): Move profile generation options and
17127 -fstack-protector and related options.
17128 (Instrumentation Options): New section incorporating moved options.
17129 (Code Generation Options): Move -finstrument-functions and
17130 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
17132 2016-01-16 Tom de Vries <tom@codesourcery.com>
17134 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
17136 2016-01-16 Tom de Vries <tom@codesourcery.com>
17138 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
17140 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
17142 * hash-table.h (hash_table::empty): Turn into an inline wrapper
17143 that checks whether the table is already empty. Rename the
17144 original implementation to...
17145 (hash_table::empty_slot): ...this new private function.
17147 2016-01-15 David Malcolm <dmalcolm@redhat.com>
17149 PR diagnostic/68899
17150 * diagnostic-show-locus.c (layout::print_source_line): Move x
17151 offset of line until after call to
17152 get_line_width_without_trailing_whitespace.
17154 2016-01-15 Jeff Law <law@redhat.com>
17156 PR tree-optimization/69270
17157 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
17158 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
17159 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
17160 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
17161 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
17162 ssa_name_has_boolean_range and constant_boolean_node.
17164 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
17166 PR rtl-optimization/69030
17167 * lra-spills.c (remove_pseudos): Check nrefs and make the function
17169 (spill_pseudos): Delete debug insn for dead pseudo.
17170 (lra_spill): Initiate spill_hard_reg and slots memory separately.
17172 2016-01-15 Jiong Wang <jiong.wang@arm.com>
17174 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
17176 (TYPES_UNOPUS): Likewise.
17177 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
17178 builtin type, from UNOP to UNOPUS.
17179 (lbtruncuv4sf): Likewise.
17180 (lbtruncuv2df): Likewise.
17181 (lrounduv2sf): Likewise.
17182 (lrounduv4sf): Likewise.
17183 (lrounduv2df): Likewise.
17184 (lroundusf): Likewise.
17185 (lroundusf): Likewise.
17186 (lceiluv2sf): Likewise.
17187 (lceiluv4sf): Likewise.
17188 (lceiluv2df): Likewise.
17189 (lceilusf): Likewise.
17190 (lceiludf): Likewise.
17191 (lflooruv2sf): Likewise.
17192 (lflooruv4sf): Likewise.
17193 (lflooruv2df): Likewise.
17194 (lfloorusf): Likewise.
17195 (lfloorudf): Likewise.
17196 (lfrintnuv2sf): Likewise.
17197 (lfrintnuv4sf): Likewise.
17198 (lfrintnuv2df): Likewise.
17199 (lfrintnusf): Likewise.
17200 (lfrintnudf): Likewise.
17201 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
17203 (vcvtq_u32_f32): Likewise.
17204 (vcvtq_u64_f64): Likewise.
17205 (vcvta_u32_f32): Likewise.
17206 (vcvtaq_u32_f32): Likewise.
17207 (vcvtaq_u64_f64): Likewise.
17208 (vcvtm_u32_f32): Likewise.
17209 (vcvtmq_u32_f32): Likewise.
17210 (vcvtmq_u64_f64): Likewise.
17211 (vcvtn_u32_f32): Likwise.
17212 (vcvtnq_u32_f32): Likewise.
17213 (vcvtnq_u64_f64): Likewise.
17214 (vcvtp_u32_f32): Likewise.
17215 (vcvtpq_u32_f32): Likewise.
17216 (vcvtpq_u64_f64): Likewise.
17217 (vcvtmd_u64_f64): Likewise.
17218 (vcvtms_u32_f32): Likewise.
17219 (vcvtad_u64_f64): Likewise.
17220 (vcvtas_u32_f32): Likewise.
17221 (vcvtnd_u64_f64): Likewise.
17222 (vcvtns_u32_f32): Likewise.
17223 (vcvtpd_u64_f64): Likewise.
17224 (vcvtps_u32_f32): Likewise.
17226 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17228 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
17229 CSEL of zero_extended registers.
17231 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17233 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
17234 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
17236 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17238 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
17239 false when argument string is not found in the attributes table
17242 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
17245 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
17246 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
17247 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
17248 precision estimate.
17250 2016-01-15 Richard Biener <rguenther@suse.de>
17252 PR tree-optimization/66856
17253 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
17254 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
17255 (vect_create_new_slp_node): Increment stmt reference count.
17256 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
17257 an SLP tree before swapping operands.
17258 (vect_build_slp_tree): Likewise.
17259 (destroy_bb_vec_info): Free stmt info after SLP instances.
17260 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
17261 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
17262 (STMT_VINFO_NUM_SLP_USES): New macro.
17264 2016-01-15 Richard Biener <rguenther@suse.de>
17267 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
17268 (add_linkage_name): ... here.
17269 (gen_typedef_die): Use add_linkage_name_raw instead of
17270 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
17273 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
17275 * gimplify.c (oacc_default_clause): Decode reference and pointer
17276 types for both kernels and parallel regions.
17278 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
17280 PR middle-end/69246
17281 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
17283 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17285 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
17286 (convert_scalars_to_vector): Likewise.
17288 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
17290 * doc/extend.texi (Type Traits): Fix grammar.
17292 2016-01-15 Martin Jambor <mjambor@suse.cz>
17294 * tree-inline.c (remap_decl): Use existing dclarations if
17295 remapping a type and prevent_decl_creation_for_types.
17296 (replace_locals_stmt): Do an initial remapping of non-VLA typed
17297 decls first. Do real remapping with
17298 prevent_decl_creation_for_types set.
17299 * tree-inline.h (copy_body_data): New field
17300 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
17303 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17305 * config/s390/s390.opt (mmvcle): More verbose help text.
17307 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17309 * config/s390/s390.opt: Add period to -mzvector option text.
17311 2016-01-15 Richard Biener <rguenther@suse.de>
17313 PR tree-optimization/68961
17314 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
17315 of invariants in stores again.
17317 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
17319 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
17321 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17323 * config/i386/i386.c (ix86_expand_branch): Don't split
17324 DI mode xor instruction to SI mode.
17326 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17329 * ipa-icf.c (sem_function::merge): Virtual functions may become
17330 reachable even if they address is not taken and there are no
17333 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17335 * lto-streamer-out.c (subtract_estimated_size): New function.
17336 (get_symbol_initial_value): Use it.
17338 2016-01-15 Christian Bruel <christian.bruel@st.com>
17341 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
17342 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
17343 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
17344 use add_builtin_function_ext_scope instead of add_builtin_function.
17345 (neon_set_p, neon_crypto_set_p): Remove.
17346 (arm_init_builtins): Always call arm_init_neon_builtins and
17347 arm_init_crypto_builtins.
17348 (arm_expand_builtin): Check that builtins are allowed for the arch.
17349 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
17350 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
17351 arm_init_neon_builtins call.
17353 2016-01-15 Richard Biener <rguenther@suse.de>
17355 PR tree-optimization/69117
17356 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
17357 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
17358 of the leader conservatively.
17359 (free_scc_vn): Restore original SSA name infos.
17361 2016-01-14 Jeff Law <law@redhat.com>
17363 PR tree-optimization/69270
17364 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
17365 single bit of precision, verify it's also unsigned.
17366 (record_edge_info): Use constant_boolean_node rather than fold_convert
17367 to convert boolean_true/boolean_false to the right type.
17369 2016-01-14 Richard Henderson <rth@redhat.com>
17372 * loop-doloop.c (record_reg_sets): New.
17373 (doloop_optimize): Reject the transform if the sequence
17374 clobbers registers live at the end of the loop block.
17375 (doloop_optimize_loops): Enable df_live if needed.
17377 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17379 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
17380 * config/rs6000/rs6000.c: Likewise.
17381 * config/rs6000/rs6000.h: Likewise.
17382 * config/rs6000/rs6000.md: Likewise.
17383 * doc/extend.texi: Likewsie.
17385 2016-01-14 Jeff Law <law@redhat.com>
17387 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
17390 2016-01-14 Richard Henderson <rth@redhat.com>
17394 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
17395 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
17396 instead of builtin_decl_declared_p to test for declaration.
17398 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
17400 * doc/loop.texi (Loop Analysis and Representation): Document
17401 loop_depth function.
17403 2016-01-14 Tom de Vries <tom@codesourcery.com>
17405 PR tree-optimization/68773
17406 * omp-low.c (expand_omp_target): Don't set force_output.
17407 * varpool.c (varpool_node::get_create): Same.
17408 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
17409 offload_funcs with force_output.
17411 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17414 * lra-eliminations.c (move_plus_up): Don't change anything if either
17415 the outer or inner subreg mode is not MODE_INT.
17416 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
17417 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
17419 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17421 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
17422 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
17423 reduc_uplus_@var{m}): Remove.
17424 * expr.c (expand_expr_real_2): Remove expansion path for
17425 reduc_[us](min|max|plus) optabs.
17426 * optabs-tree.c (scalar_reduc_to_vector): Remove.
17427 * optabs-tree.h (scalar_reduc_to_vector): Remove.
17428 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
17429 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
17430 * tree-vect-loop.c (vectorizable_reduction): Remove test for
17431 reduc_[us](min|max|plus) optabs.
17433 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17435 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
17436 (reduc_plus_scal_v2sf): New.
17437 (reduc_smax_v2sf): Rename to...
17438 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
17439 (reduc_smin_v2sf): Rename to...
17440 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
17442 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
17444 * alias.c (compare_base_symbol_refs): New function.
17445 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
17448 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17450 PR middle-end/68146
17451 PR tree-optimization/69155
17452 * tree-complex.c: Include cfganal.h.
17453 (phis_to_revisit): New variable.
17454 (extract_component): Add phiarg_p argument. Assert that returned
17455 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
17456 (update_phi_components): Partly rewrite to use loop over real/imag
17457 components instead of code duplication. If extract_component returns
17458 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
17459 create_tmp_reg into the PHI node instead, and mention the phi triplet
17460 in phis_to_revisit.
17461 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
17462 in phis_to_revisit at the end.
17464 2016-01-14 Richard Biener <rguenther@suse.de>
17466 PR tree-optimization/68060
17467 * tree-vect-loop.c (vect_is_simple_reduction): Check the
17468 outer loop reduction is only used in the inner loop before
17469 detecting a double reduction.
17471 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17474 * combine.c (expand_field_assignment): Punt if compute_mode is
17475 unsupported scalar mode.
17477 2016-01-14 Richard Biener <rguenther@suse.de>
17479 PR tree-optimization/66856
17480 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17481 SLP node only if it built successfully.
17482 (vect_analyze_slp_instance): Adjust.
17484 2016-01-14 Jeff Law <law@redhat.com>
17486 PR tree-optimization/69270
17487 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17488 (record_edge_info): Use it. Convert boolean_{true,false}_node
17489 to the type of op0.
17491 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17494 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17495 use block_ultimate_origin
17496 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17498 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17500 * doc/invoke.texi (Submodel Options): Rename section to
17501 "Machine-Dependent Options" to better reflect its content.
17502 Rewrite introductory text to remove archaic CPU names.
17505 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17507 * doc/invoke.texi (Code Gen Options): Move section up in file,
17508 before target-specific options. Update menu and option summary
17509 to reflect the new section ordering.
17511 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17513 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17514 (C++ Dialect Options): Add cross-reference to -std option.
17515 * doc/standards.texi (C++ Language): Document C++14 support.
17517 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17519 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17520 for pack/unpack functions for __ibm128.
17521 (PACK_IF): Likewise.
17522 (UNPACK_IF): Likewise.
17524 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17525 support for __ibm128 pack/unpack functions.
17526 (rs6000_invalid_builtin): Likewise.
17527 (rs6000_init_builtins): Likewise.
17528 (rs6000_opt_masks): Likewise.
17530 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17531 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17533 (RS6000_BTM_COMMON): Likewise.
17535 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17536 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17537 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17538 128-bit floating point. Add support for the double values to be
17539 in Altivec registers for TF/IF packing and unpacking, but restrict
17540 TD packing sub-fields to be FPR registers. Don't allow overlapped
17541 register support for packing. Allow pack inputs to be memory
17542 locations. Don't build generator functions for unpack<mode>_dm
17543 and unpack<mode>_nodm.
17544 (unpack<mode>_dm): Likewise.
17545 (unpack<mode>_nodm): Likewise.
17546 (pack<mode>): Likewise.
17548 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17549 built-in functions to pack/unpack explicit __ibm128 values.
17550 (__builtin_unpack_ibm128): Likewise.
17552 * doc/extend.texi (PowerPC Built-in Functions): Document
17553 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17555 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17558 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17559 Add new arg loc and pass it down as context.
17560 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17561 to the location to use for the warning.
17562 (check_function_arguments): New arg loc. All callers changed. Pass
17563 it to check_function_nonnull.
17564 * c-common.h (check_function_arguments): Adjust declaration.
17566 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17568 PR tree-optimization/69156
17569 * gimple.c (validate_type): Removed.
17570 (gimple_builtin_call_types_compatible_p): Use
17571 useless_type_conversion_p instead of validate_type.
17572 * value-prof.c (gimple_stringop_fixed_value): Fold
17573 icall_size to correct type.
17575 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17577 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17580 2016-01-13 Richard Henderson <rth@redhat.com>
17583 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17584 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17585 (ix86_builtin_tm_store): Remove.
17586 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17587 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17588 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17589 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17590 * doc/tm.texi: Rebuild.
17592 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17593 (BUILT_IN_TM_MEMCPY_RTWN): New.
17594 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17595 fallback from vector to integer helpers.
17596 (build_tm_load): Handle vector types directly, instead of
17598 (build_tm_store): Likewise.
17599 (expand_assign_tm): Prepare for register types not handled by
17600 the above. Copy them to memory and use memcpy.
17601 * tree.c (tm_define_builtin): New.
17602 (find_tm_vector_type): New.
17603 (build_tm_vector_builtins): New.
17604 (build_common_builtin_nodes): Call it.
17606 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17608 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17609 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17611 2016-01-13 Tom de Vries <tom@codesourcery.com>
17613 PR tree-optimization/69169
17614 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17615 handled_struct_type param.
17616 (create_variable_info_for, intra_create_variable_infos): Call
17617 create_variable_info_for_1 with extra arg.
17619 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17621 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17622 and "armv8.1-a+crc" entries.
17624 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17627 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17628 Change first operand predicate from register_or_constm1_operand
17629 to register_operand.
17630 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17631 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17632 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17633 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17634 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17635 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17636 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17637 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17638 comparison with constm1_rtx from vec_prefetch_gen part.
17640 2016-01-13 Richard Biener <rguenther@suse.de>
17642 PR tree-optimization/69013
17643 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17644 Exchange assert for a test.
17646 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17649 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17651 2016-01-13 Richard Biener <rguenther@suse.de>
17653 PR tree-optimization/69242
17654 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17655 assert with a check.
17657 2016-01-13 Richard Biener <rguenther@suse.de>
17659 PR tree-optimization/69186
17660 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17661 Properly guard vect_update_misalignment_for_peel call.
17663 2016-01-12 Jeff Law <law@redhat.com>
17665 PR tree-optimization/pr67755
17666 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17667 "need_profile_correction".
17668 (thread_block_1): Initialize new field to false by default. If we
17669 have multiple thread paths through a common joiner to different
17670 final targets, then set new field to true.
17671 (compute_path_counts): Only do count adjustment when it's really
17674 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17676 * doc/invoke.texi (Spec Files): Move section down in file, past
17677 all command-line option descriptions.
17679 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17681 PR middle-end/54809
17682 * doc/gty.texi: Remove documentation of mark_hook.
17683 * gengtype.c (struct write_types_data): Remove code to support
17684 mark_hook attribute.
17685 (walk_type): Likewise.
17686 (write_func_for_structure): Likewise.
17688 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17690 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17691 Directory Options, and -specs= to Overall Options.
17692 (Overall Options): Adjust similarly. Reorder to group related
17693 options together. Make -specs= cross-reference the spec file details.
17694 (Directory Options): Adjust similarly.
17696 2016-01-12 Jeff Law <law@redhat.com>
17698 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17700 2016-01-12 Olivier Hainque <hainque@adacore.com>
17702 * gcc.c (spec_undefvar_allowed): New global.
17703 (process_command): Set to true when running for --version or --help,
17705 (getenv_spec_function): When the variable is not defined, use the
17706 variable name as the variable value if we're allowed not to issue
17709 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17711 PR tree-optimization/68911
17712 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17713 information computed for expression "init + nit * step".
17715 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17717 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17718 about name of GCC executable. Remove deleted node from menu.
17719 (Directory Options) <-B>: Remove cross-reference to deleted node.
17720 (Target Options): Delete section.
17722 2016-01-12 Christian Bruel <christian.bruel@st.com>
17725 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17726 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17728 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17731 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17732 aligned_mem is properly set for AVX512-VL floating point masked
17736 * ifcvt.c (cond_exec_process_if_block): When removing the last
17737 insn from then_bb, remove also any possible barriers that follow it.
17739 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17743 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17744 (PTRDIFF_TYPE): Likewise.
17745 (WCHAR_TYPE): Likewise.
17746 (WCHAR_TYPE_SIZE): Likewise.
17747 (STDINT_LONG32): Likewise.
17749 2016-01-12 Richard Biener <rguenther@suse.de>
17751 PR tree-optimization/69053
17752 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17753 convert initial value for cond reductions.
17755 2016-01-12 Richard Biener <rguenther@suse.de>
17757 PR tree-optimization/69007
17758 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17759 widen_sum after dot_prod and sad.
17761 2016-01-12 Richard Biener <rguenther@suse.de>
17763 PR tree-optimization/69168
17764 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17765 pattern stmt SLP type.
17766 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17767 end up unused so cope with that case.
17769 2016-01-12 Richard Biener <rguenther@suse.de>
17771 PR tree-optimization/69157
17772 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17773 stmts def type only during analyze phase.
17774 (vectorizable_call): Likewise.
17775 (vectorizable_simd_clone_call): Likewise.
17776 (vectorizable_conversion): Likewise.
17777 (vectorizable_assignment): Likewise.
17778 (vectorizable_shift): Likewise.
17779 (vectorizable_operation): Likewise.
17780 (vectorizable_store): Likewise.
17781 (vectorizable_load): Likewise.
17783 2016-01-12 Richard Biener <rguenther@suse.de>
17785 PR tree-optimization/69174
17786 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17788 (vectorizable_load): Properly compute the number of loads needed
17789 for permuted strided SLP loads and do not spuriously assign
17790 to SLP_TREE_VEC_STMTS.
17792 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17794 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17795 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17796 (MD_EXEC_PREFIX): Remove.
17797 (MD_STARTFILE_PREFIX) Removee.
17798 (FILE_NAME_ABSOLUTE_P): Remove.
17799 (CPP_SPEC): Do not read macros from sys/version.h.
17800 (LINK_COMMAND_SPEC): Remove.
17801 (LOCAL_INCLUDE_DIR): Remove.
17802 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17803 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17804 (POST_LINK_SPEC): Define to invoke stubify after linker
17805 (LIBSTDCXX): Remove define
17806 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17807 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17808 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17809 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17810 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17811 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17812 (i386_djgpp_asm_named_section): Add propotype of new procedure
17814 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17815 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17816 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17817 in config/i386/djgpp.h).
17818 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17819 STANDARD_STARTFILE_PREFIX_1.
17820 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17821 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17822 installation errors.
17823 (MAX_OFILE_ALIGNMENT): Define to 128.
17824 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17826 * config/i386/djgpp.c: New file. Add implementation of
17827 i386_djgpp_asm_named_section.
17829 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17831 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17832 Add rule for building djgpp.o.
17834 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17836 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17837 (rtx_is_swappable_p): Reductions are swappable.
17838 (insn_is_swappable_p): V2DF reductions are swappable.
17840 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17842 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17843 reloads for other unsupported memory operands.
17845 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17846 Jim Wilson <jim.wilson@linaro.org>
17849 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17850 copy_to_mode_reg instead of force_reg.
17852 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17855 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17856 TARGET_80387 is true.
17858 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17861 * lra-eliminations.c (move_plus_up): Only move plus up
17862 if subreg of the constant can be simplified into constant
17863 and use the simplified subreg of the constant instead of
17864 the original constant.
17866 * fold-const.c (fold_convertible_p): Don't return true
17867 for conversion of VECTOR_TYPE to same sized integral type.
17868 (fold_convert_loc): Fix up formatting. Fold conversion of
17869 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17870 instead of NOP_EXPR.
17872 PR tree-optimization/69214
17873 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17874 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17877 PR tree-optimization/69207
17878 * tree-vect-slp.c (vect_get_constant_vectors): For
17879 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17880 fold_convertible_p to vector_type's element type, and always
17881 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17883 2016-01-11 Richard Biener <rguenther@suse.de>
17885 PR tree-optimization/69173
17886 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17887 fixup the cycle if all stmts are in a pattern.
17889 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17891 PR middle-end/68999
17892 * alias.c (base_alias_check): Move check for addresses with
17893 alignment ANDs before the call for compare_base_decls.
17894 (memrefs_conflict_p): Return -1 for different decls
17895 that went through alignment adjustments.
17897 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17899 PR rtl-optimization/68796
17900 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17901 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17902 and QImode comparisons against zero with CC_NZmode.
17903 * config/aarch64/iterators.md (short_mask): New mode_attr.
17905 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17907 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17908 (<avx512>_store<mode>_mask): Likewise.
17910 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17911 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17913 PR rtl-optimization/68841
17914 * ifcvt.c (struct noce_if_info): Add orig_x field.
17915 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17916 Don't record conflicts on to_rename if it's present.
17917 Allow memory destinations in sets.
17918 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17919 blocks, passing orig_x to the checks.
17920 (noce_process_if_block): Set if_info->orig_x appropriately.
17922 2016-01-11 Tom de Vries <tom@codesourcery.com>
17924 PR tree-optimization/69069
17925 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17927 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17929 PR rtl-optimization/68920
17930 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17931 of conditional moves for RTL if-conversion to 1 for
17932 TARGET_ONE_IF_CONV_INSN.
17933 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17934 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17935 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17936 parameter to restirct number of conditional moves for
17938 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17939 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17942 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17945 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17946 onepart vars. Fix typo in comment. Fix reversed condition in
17948 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17951 * var-tracking.c (dump_onepart_variable_differences): New.
17952 (dataflow_set_different): If a detailed dump is requested,
17953 delay early returns and dump differences between onepart
17954 variables present before and after, and added variables.
17956 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17959 * expr.c (expand_expr_real_1): For boolean vector constants
17960 with a scalar mode use const_scalar_mask_from_tree.
17961 (const_scalar_mask_from_tree): New.
17962 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17963 assigned to a mask type to handle constants.
17965 2016-01-11 Martin Jambor <mjambor@suse.cz>
17968 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17969 useless parameters if we cannot change function signature.
17971 2016-01-11 Martin Jambor <mjambor@suse.cz>
17974 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17977 2016-01-11 Tom de Vries <tom@codesourcery.com>
17979 PR tree-optimization/69109
17980 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17983 2016-01-11 Tom de Vries <tom@codesourcery.com>
17985 PR tree-optimization/69108
17986 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17987 res is not used in a phi.
17989 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17992 * common.opt (frandom-seed): Fix parameter name.
17993 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17995 2016-01-11 Tom de Vries <tom@codesourcery.com>
17997 PR tree-optimization/69058
17998 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
18001 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
18003 * config/arc/arc.opt (mdiv-rem): Add period to the end.
18004 (mcode-density): Likewise.
18006 2016-01-10 Tom de Vries <tom@codesourcery.com>
18008 PR tree-optimization/69062
18009 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
18010 (parallelize_loops): Don't paralelize loop that has phi with address
18013 2016-01-10 Tom de Vries <tom@codesourcery.com>
18015 PR tree-optimization/69039
18016 * tree-parloops.c (try_create_reduction_list): Only allow single exit
18019 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
18021 PR middle-end/68743
18022 * match.pd: Require target has function_c99_misc before doing
18023 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
18025 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
18027 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
18029 * configure: Regenerate.
18031 2016-01-09 Jakub Jelinek <jakub@redhat.com>
18033 PR middle-end/50865
18034 PR tree-optimization/69097
18035 * fold-const.h (expr_not_equal_to): New prototype.
18036 * fold-const.c: Include stringpool.h and tree-ssanames.h.
18037 (expr_not_equal_to): New function.
18038 * match.pd (X % -Y is the same as X % Y): Don't optimize
18039 unless X is known not to be equal to minimum or Y is known
18040 not to be equal to -1.
18041 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
18042 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
18043 (simplify_stmt_using_ranges): Adjust caller.
18044 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
18045 substitute_and_fold.
18047 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
18049 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
18052 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18054 PR tree-optimization/69167
18055 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
18056 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
18058 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
18060 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18061 Richard Biener <rguenther@suse.de>
18063 PR tree-optimization/68707
18064 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
18065 instances that can be handled via vect_load_lanes.
18067 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
18069 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
18070 if we can't determine address equivalence.
18071 * alias.c (compare_base_decl): Update for changed return value of
18072 symtab_node::equal_address_to.
18074 2016-01-08 Jason Merrill <jason@redhat.com>
18078 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
18079 * expr.c (store_field): Not here.
18080 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
18081 call with TREE_ADDRESSABLE type.
18082 * tree-cfg.c (verify_gimple_call): Adjust.
18084 2016-01-08 Olivier Hainque <hainque@adacore.com>
18086 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
18089 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18091 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
18092 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
18093 (reduc_smin_v2sf): Rename to...
18094 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
18095 (reduc_splus_v2sf): Rename to...
18096 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
18098 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18100 PR tree-optimization/69162
18101 * gimplify.c (gimplify_va_arg_expr): Encode original type of
18102 valist argument in another argument.
18103 (gimplify_modify_expr): Adjust for the above change. Cleanup.
18104 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
18105 to determine the va_list type, build a MEM_REF instead of
18106 build_fold_indirect_ref.
18108 PR tree-optimization/69172
18109 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
18112 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
18114 PR tree-optimization/67781
18115 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
18116 and cmpnop in two steps: first the ones not accessed in original
18117 gimple expression in a endian independent way and then the ones not
18118 accessed in the final result in an endian-specific way.
18120 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18122 PR tree-optimization/69083
18123 * tree-vect-slp.c (vect_get_constant_vectors): For
18124 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
18125 element type. If op is fold_convertible_p to vector_type's element
18126 type, use NOP_EXPR instead of VCE.
18128 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
18130 PR rtl-optimization/67778
18131 PR rtl-optimization/68634
18132 PR rtl-optimization/68909
18133 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
18134 block from the stack until done with it. Remove a superfluous
18135 bitmap set. Remove a superfluous bitmap test.
18137 2016-01-07 Martin Sebor <msebor@redhat.com>
18140 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
18141 constraint on the type of arguments.
18143 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
18145 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
18146 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
18147 unaligned_access on the gcc_options set.
18148 * config/arm/arm.c (arm_option_override_internal): Use
18149 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
18151 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18154 * config/i386/i386.c (ix86_frame_pointer_required): Enable
18155 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
18157 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18160 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18163 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18164 depending on frame_pointer_needed before remaining integer and SSE
18165 registers are saved.
18167 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
18170 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
18172 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
18175 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
18176 Use the "xBm" constraint.
18177 (float<sseintvecmodelower><mode>2<mask_name><round_name):
18179 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
18180 (sse_cvtsi2ssq<round_name>): Likewise.
18181 (sse_cvtss2si<round_name>): Likewise.
18182 (sse_cvtss2siq<round_name>): Likewise.
18183 (sse2_cvtsi2sdq<round_name>): Likewise.
18184 (sse2_cvtsd2si<round_name>): Likewise.
18185 (sse2_cvtsd2siq<round_name>): Likewise.
18186 * config/i386/subst.md (round_nimm_scalar_predicate): New
18189 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
18191 PR middle-end/67639
18192 * varasm.c (make_decl_rtl): Mark invalid register vars as
18195 PR rtl-optimization/66206
18196 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
18197 All callers changed.
18199 2016-01-07 Jakub Jelinek <jakub@redhat.com>
18201 PR tree-optimization/69141
18202 * tree-ssa-pre.c: Include langhooks.h.
18203 (eliminate_dom_walker::before_dom_children): Use
18204 lang_hooks.decl_printable_name instead of
18205 cgraph_node::get ()->name ().
18207 PR middle-end/68960
18208 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
18209 it and DECL_ALIGN too.
18211 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
18213 * config/mips/mips-ftypes.def: Sort to lexicographical order.
18215 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18218 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18219 depending on frame_pointer_needed before remaining integer and SSE
18220 registers are saved.
18222 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18224 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
18225 mode iterator with VSX_M2.
18226 (*p9_vecstore_<mode>): Likewise.
18227 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
18228 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
18229 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
18230 (define_split for VSX_LE128 stores): Likewise.
18231 (define_peephole2 for TImode LE swaps): Likewise.
18232 (define_split for VSX_LE128 post-reload stores): Likewise.
18234 2016-01-06 Marek Polacek <polacek@redhat.com>
18237 * convert.c (convert_to_integer_1): Adjust call to
18238 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
18239 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
18240 EXPR instead of ARG.
18241 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
18243 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18246 * doc/extend.texi (RL78 Variable Attributes): New section.
18248 2016-01-05 Marek Polacek <polacek@redhat.com>
18251 * builtins.c (get_memmodel): Use expansion point location rather than
18252 the input location. Call warning_at rather than warning.
18253 (expand_builtin_atomic_compare_exchange): Likewise.
18254 (expand_builtin_atomic_load): Likewise.
18255 (expand_builtin_atomic_store): Likewise.
18256 (expand_builtin_atomic_clear): Likewise.
18258 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18261 * config/i386/i386.c (ix86_expand_vector_logical_operator):
18262 Replace nonimmediate_operand with vector_operand.
18263 * config/i386/predicates.md (vector_operand): New predicate.
18264 (general_vector_operand): Replace nonimmediate_operand with
18266 * config/i386/sse.md: Replace nonimmediate_operand with
18267 vector_operand and m constraint with Bm constraint on SSE
18268 patterns with 16-byte memory operand.
18269 * config/i386/subst.md (round_nimm_predicate): Replace
18270 nonimmediate_operand with vector_operand.
18271 (round_saeonly_nimm_predicate): Likewise.
18272 (round_saeonly_nimm_scalar_predicate): New.
18274 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18277 * config/i386/constraints.md (Bm): New constraint.
18278 * config/i386/predicates.md (vector_memory_operand): New
18280 * config/i386/sse.md: Replace xm with xBm in plusminus and
18281 any_logic patterns.
18283 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18286 * doc/extend.texi (V850 Function Attributes): New section.
18287 (V850 Variable Attributes): New section.
18289 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18292 * doc/extend.texi (MicroBlaze Function Attributes): Document
18293 interrupt_handler and fast_interrupt attributes.
18295 2016-01-05 Sergei Trofimovich <siarheit@google.com>
18298 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
18299 for local symbolic operands.
18300 * config/ia64/predicates.md (local_symbolic_operand64): New
18303 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18305 PR rtl-optimization/68651
18306 * combine.c (combine_simplify_rtx): Canonicalize x + x into
18309 2016-01-05 Nathan Sidwell <nathan@acm.org>
18311 * alias.c (compare_base_decls): Use symtab_node::get.
18313 2016-01-05 Nick Clifton <nickc@redhat.com>
18316 * ira-costs.c (copy_cost): Initialise the t_icode field of the
18317 secondary_reload_info structure.
18320 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
18321 decls if weak support is available.
18323 2016-01-04 Martin Sebor <msebor@redhat.com>
18325 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
18327 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18329 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18330 OPTION_MASK_P9_DFORM.
18332 * config/rs6000/constraints.md (wo constraint): New constraint for
18335 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
18337 (rs6000_init_hard_regno_mode_ok): Likewise.
18339 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
18342 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
18343 expanders not to have constraints. Add support for ISA 3.0 xxperm
18344 instruction. Add support for fusing xxlor with xxperm.
18345 (altivec_vperm_<mode>_internal): Likewise.
18346 (altivec_vperm_v8hiv16qi): Likewise.
18347 (altivec_vperm_<mode>v16q): Likewise.
18348 (altivec_vperm_<mode>_uns): Likewise.
18349 (vperm_v8hiv4si): Likewise.
18350 (vperm_v16qiv8hi): Likewise.
18352 * doc/md.texi (RS/6000 constraints): Document wo constraint.
18354 2016-01-04 Jakub Jelinek <jakub@redhat.com>
18356 Update copyright years.
18358 * gcc.c (process_command): Update copyright notice dates.
18359 * gcov-dump.c (print_version): Ditto.
18360 * gcov.c (print_version): Ditto.
18361 * gcov-tool.c (print_version): Ditto.
18362 * gengtype.c (create_file): Ditto.
18363 * doc/cpp.texi: Bump @copying's copyright year.
18364 * doc/cppinternals.texi: Ditto.
18365 * doc/gcc.texi: Ditto.
18366 * doc/gccint.texi: Ditto.
18367 * doc/gcov.texi: Ditto.
18368 * doc/install.texi: Ditto.
18369 * doc/invoke.texi: Ditto.
18371 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18373 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
18374 modes larger than TImode as TImode if NEON is not enabled.
18376 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18379 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
18380 mode for %f0-%f31 only if TARGET_FPU.
18382 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18385 * config/sparc/sparc.c (scan_record_type): Take into account subfields
18386 to compute the PACKED_P predicate.
18387 (function_arg_record_value): Minor tweaks.
18389 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18391 * doc/install.texi (--with-multilib-list): Describe the meaning of the
18392 option for arm*-*-* targets.
18394 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
18396 * doc/extend.texi (Common Function Attributes): Move docs for
18397 MSP430-specific attributes to....
18398 (MSP430 Function Attributes): ...here. Delete the redundant
18399 entries and copy-edit the remaining text.
18400 (MSP430 Variable Attributes): Use uniform format for index
18401 entries and add a cross-reference to the corresponding function
18404 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
18406 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
18408 (x86 Options): Likewise.
18410 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18414 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
18415 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
18416 to corresponding attribute.
18418 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18420 * doc/extend.texi (Common Function Attributes) <noplt>: Move
18421 to correct alphabetization of table. Copy-edit and correct
18423 <stack_protect>: Likewise.
18424 <target_clones>: Likewise.
18426 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
18427 Correct punctuation.
18428 (Code Gen Options) <-fno-plt>: Copy-edit.
18430 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
18433 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
18434 SI values. Explicitly convert SI to DI and vice-versa.
18436 2016-01-01 Jakub Jelinek <jakub@redhat.com>
18438 PR tree-optimization/69070
18439 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
18440 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
18443 * ubsan.c (ubsan_instrument_float_cast): Call
18444 initialize_sanitizer_builtins.
18447 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
18449 Copyright (C) 2016 Free Software Foundation, Inc.
18451 Copying and distribution of this file, with or without modification,
18452 are permitted in any medium without royalty provided the copyright
18453 notice and this notice are preserved.