1 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3 * optabs.c (emit_condiitonal_move): Short circuit for identical
6 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
9 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
10 (noce_conversion_profitable_p): New.
11 (noce_try_store_flag_constants): Use it.
12 (noce_try_addcc): Likewise.
13 (noce_try_store_flag_mask): Likewise.
14 (noce_try_cmove): Likewise.
15 (noce_try_cmove_arith): Likewise.
16 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
18 (noce_convert_multiple_sets): Move cost model to here, from...
19 (bb_ok_for_noce_convert_multiple_sets) ...here.
20 (noce_process_if_block): Update calls for above changes.
21 (noce_find_if_block): Record new noce_if_info parameters.
23 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
25 * target.def (max_noce_ifcvt_seq_cost): New.
26 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
27 * doc/tm.texi: Regenerate.
28 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
29 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
30 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
31 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
32 * doc/invoke.texi: Document new params.
34 2016-07-21 Richard Biener <rguenther@suse.de>
36 PR tree-optimization/71947
37 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
38 ranges have useful limit_vr information.
40 2016-07-21 Richard Biener <rguenther@suse.de>
42 * function-tests.c (build_trivial_generic_function): Set
43 BLOCK_SUPERCONTEXT of DECL_INITIAL.
44 * omp-low.c (create_omp_child_function): Likewise.
45 (grid_expand_target_grid_body): Likewise.
46 * cgraphunit.c (init_lowered_empty_function): Likewise.
47 (cgraph_node::expand_thunk): Likewise.
48 * tree-parloops.c (create_loop_fn): Likewise.
49 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
51 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
53 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
56 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
58 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
59 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
60 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
61 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
62 values for insn attribute.
63 * config/avr/avr.c (avr_out_insert_notbit): New function.
64 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
65 ADJUST_LEN_INSV_NOTBIT_0/_7.
66 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
68 2016-07-21 Bin Cheng <bin.cheng@arm.com>
70 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
71 (chrec_convert_1, chrec_convert): Ditto.
72 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
73 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
74 * tree-vrp.c (adjust_range_with_scev): Ditto.
75 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
76 (scev_var_range_cant_overflow): New function.
77 (scev_probably_wraps_p): New parameter. Call above function.
78 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
80 2016-07-21 Bin Cheng <bin.cheng@arm.com>
82 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
83 by removing computation of may_be_zero.
85 2016-07-21 Jakub Jelinek <jakub@redhat.com>
87 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
89 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
91 Improving concepts performance and diagnostics.
92 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
93 for constraint satisfaction and subsumption.
94 * timevar.h (auto_timevar): New constructor that matches the push/pop
95 pattern of usage in pt.c.
97 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
99 * hwint.h (HOST_WIDE_INT_0): New define.
100 (HOST_WIDE_INT_0U): Ditto.
101 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
102 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
103 * simplify-rtx.c: Ditto.
104 * tree-object-size.c: Ditto.
106 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
108 * config/s390/s390.c (s390_encode_section_info): Remove mode size
111 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
113 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
114 * combine.c: Use HOST_WIDE_INT_M1U instead of
115 ~(unsigned HOST_WIDE_INT) 0.
116 * double-int.h: Ditto.
123 * tree-ssa-loop-ivopts.c: Ditto.
124 * tree-ssa-loop-prefetch.c: Ditto.
125 * tree-vect-generic.c: Ditto.
126 * tree-vect-patterns.c: Ditto.
129 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
131 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
132 constant addresses outside [0,0xc0] into a register.
133 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
134 cases where the base address register is unused after.
135 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
136 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
137 (avr_out_store_psi_reg_disp_tiny): Same.
139 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
141 Implement attribute progmem on reduced Tiny cores by adding
142 flash offset 0x4000 to respective symbols.
145 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
146 documentation how it works on reduced Tiny cores.
147 (AVR Named Address Spaces): No support for reduced Tiny.
148 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
149 (avr_address_tiny_pm_p): New static function.
150 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
151 if the address is in progmem.
152 (avr_assemble_integer): Same.
153 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
154 for symbol_ref in progmem.
155 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
156 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
157 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
159 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
161 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
162 * configure: Regenerate.
163 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
164 (USE_THIN_ARCHIVES): New variable.
165 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
166 this archive as a thin archive.
168 2016-07-20 David Malcolm <dmalcolm@redhat.com>
170 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
171 same location as last time, don't skip if we have fix-it hints.
172 Clarify the skipping logic by converting it from one "if" clause
173 to repeated "if" clauses.
174 * spellcheck-tree.c: Include "cpplib.h".
175 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
176 (best_macro_match::best_macro_match): New constructor.
177 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
178 Move here from c/c-decl.c.
179 (class best_macro_match): Move here from c/c-decl.c, converting
180 from a typedef to a subclass, gaining a ctor.
182 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
184 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
185 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
187 (avr_addr_space_diagnose_usage): ...and implementation.
188 (avr_addr_space_supported_p): New function.
189 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
190 report bad address space usage if that space is supported.
191 (avr_insert_attributes): Same. No more complain about unsupported
193 * config/avr/avr-c.c (tm_p.h): Include it.
194 (avr_cpu_cpp_builtins): Only define addr-space related built-in
195 macro if avr_addr_space_supported_p.
197 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
199 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
200 flag_toplevel_reorder.
202 2016-07-20 David Malcolm <dmalcolm@redhat.com>
204 * gcc-rich-location.c
205 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
207 * gcc-rich-location.h
208 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
210 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
212 * target.def (addr_space): Add new diagnose_usage to hook vector.
213 * targhooks.c (default_addr_space_diagnose_usage): Add default
214 implementation and...
215 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
216 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
217 is some address space, call targetm.addr_space.diagnose_usage.
218 * doc/tm.texi.in (Named Address Spaces): Add anchor for
219 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
220 * doc/tm.texi: Regenerate.
222 2016-07-20 Martin Liska <mliska@suse.cz>
225 * graphite-isl-ast-to-gimple.c (later_of_the_two):
226 Properly handly PHI stmts.
228 2016-07-20 Bin Cheng <bin.cheng@arm.com>
230 PR tree-optimization/71503
231 PR tree-optimization/71683
232 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
235 2016-07-20 Martin Liska <mliska@suse.cz>
237 * doc/invoke.texi (-fipa-ra): Document when the option is
238 disabled. Fix a typo.
240 2016-07-20 Martin Liska <mliska@suse.cz>
242 * Makefile.in: Include fibonacci_heap.c
243 * fibonacci_heap.c: New file.
244 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
245 (fibonacci_heap::union_with): Fix deletion of the second heap.
246 * selftest-run-tests.c (selftest::run_tests): Incorporate
247 fibonacci heap tests.
248 * selftest.h: Declare fibonacci_heap_c_tests.
250 2016-07-20 Martin Liska <mliska@suse.cz>
252 * selftest-run-tests.c (selftest::run_tests): New function.
253 * selftest.h (sreal_c_tests): Declare.
254 * sreal.c (sreal_verify_basics): New function.
255 (verify_aritmetics): Likewise.
256 (sreal_verify_arithmetics): Likewise.
257 (verify_shifting): Likewise.
258 (sreal_verify_shifting): Likewise.
259 (void sreal_c_tests): Likewise.
261 2016-07-19 Jakub Jelinek <jakub@redhat.com>
263 PR rtl-optimization/71916
264 * cfgrtl.c (contains_no_active_insn_p): Return false also for
265 bb which have a single succ fake edge.
267 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
270 * dwarf2out.c (gen_subprogram_die): Only call
271 gen_unspecified_parameters_die while dumping early dwarf.
273 2016-07-19 Jakub Jelinek <jakub@redhat.com>
276 * gimple-fold.c (fold_builtin_memory_op): Use
277 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
279 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
281 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
282 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
283 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
284 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
288 * double-int.c: Ditto.
290 * dwarf2out.c: Ditto.
293 * fold-const.c: Ditto.
300 * loop-doloop.c: Ditto.
301 * loop-invariant.c: Ditto.
308 * simplify-rtx.c: Ditto.
309 * stor-layout.c: Ditto.
311 * tree-ssa-loop-ivopts.c: Ditto.
312 * tree-vect-generic.c: Ditto.
313 * tree-vect-patterns.c: Ditto.
318 * wide-int-print.cc: Ditto.
319 * wide-int.cc: Ditto.
322 2016-07-19 David Malcolm <dmalcolm@redhat.com>
324 * selftest.c (selftest::assert_streq): Handle NULL values of
325 val_actual and val_expected.
327 2016-07-19 Martin Jambor <mjambor@suse.cz>
330 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
331 rather than cgraph_create_node to get a call graph node.
333 2016-07-19 Richard Biener <rguenther@suse.de>
335 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
336 handle all tcc_constant bases and valueize SSA names.
337 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
340 2016-07-19 David Malcolm <dmalcolm@redhat.com>
342 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
343 the flags of the exit block and bb2, not just the entry block.
345 2016-07-19 Richard Biener <rguenther@suse.de>
347 PR tree-optimization/71901
348 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
349 align member, group stuff with the bitfield.
350 (vn_ref_op_align_unit): New inline.
351 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
352 record element alignment and operand 3 unchanged.
353 (ao_ref_init_from_vn_reference): Adjust.
354 (valueize_refs_1): Likewise.
355 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
357 2016-07-19 Richard Biener <rguenther@suse.de>
359 PR tree-optimization/71908
360 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
361 symbolic constants in a more reliable way.
363 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
365 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
367 (vect_update_inits_of_drs): Likewise.
368 (vect_create_cond_for_alias_checks): Likewise.
369 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
371 2016-07-19 Richard Biener <rguenther@suse.de>
374 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
375 with an abstract origin that is not an inlined function outer
376 scope add a self-reference as abstract origin.
377 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
379 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
382 * config/rs6000/rs6000.c (rs6000_function_value): Fix
383 unintentional System V.4 structure return breakage for structures
384 with a single floating point element.
386 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
388 PR tree-optimization/71734
389 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
390 contains REF, use it to check safelen, assume that safelen value
391 must be greater 1, fix style.
392 (ref_indep_loop_p_2): Add REF_LOOP argument.
393 (ref_indep_loop_p): Pass LOOP as additional argument to
396 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
398 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
399 allocation in the prologue.
400 * explow.c (get_dynamic_stack_base): New function to return an address
401 expression for the dynamic stack base.
402 (get_dynamic_stack_size): New function to do the required dynamic stack
403 space size calculations.
404 (allocate_dynamic_stack_space): Use new functions.
405 (align_dynamic_address): Move some code from
406 allocate_dynamic_stack_space to new function.
407 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
409 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
411 * config/s390/s390.c (s390_encode_section_info): Always set
412 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
415 2016-07-18 Richard Biener <rguenther@suse.de>
417 PR tree-optimization/71893
418 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
419 for sizetype cast added by array_ref_element_size.
420 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
422 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
424 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
425 register parameters. Remove code to initialize argument pointer
426 on TARGET_64BIT. Optimize call to _mcount when it can be reached
427 using a pc-relative branch. Cleanup conditional code.
428 * config/pa/pa.md (call_mcount): New expander.
429 (call_mcount_nonpic): New insn.
430 (call_mcount_pic): New insn and split.
431 (call_mcount_pic_post_reload): New insn.
432 (call_mcount_64bit): New insn and split.
433 (call_mcount_64bit_post_reload): New insn.
435 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
437 * config/avr/predicates.md (const_m255_to_m1_operand): New.
438 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
439 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
440 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
441 (*usum_widenqihi3, *udiff_widenqihi3)
442 (*addhi3_zero_extend.const): New combiner insns.
443 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
444 just 1 bit is affected.
445 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
446 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
448 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
450 * omp-low.c (lower_omp_target): Mark data clauses with
451 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
452 zero-length subarrays.
454 2016-07-15 Richard Biener <rguenther@suse.de>
456 PR tree-optimization/71881
457 * tree-loop-distribution.c (destroy_loop): Remove blocks in
458 reverse DOM order to make debug temp generation happy.
460 2016-07-15 Richard Biener <rguenther@suse.de>
462 PR tree-optimization/71887
463 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
464 verify it is not zero for division / modulo handling.
465 (value_replacement): Adjust.
467 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
468 Julian Brown <julian@codesourcery.com>
470 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
471 * config/aarch64/aarch64-cost-tables.h
472 (vulcan_extra_costs): New variable.
473 * config/aarch64/aarch64.c
474 (vulcan_addrcost_table): Likewise.
475 (vulcan_regmove_cost): Likewise.
476 (vulcan_vector_cost): Likewise.
477 (vulcan_branch_cost): Likewise.
478 (vulcan_tunings): Likewise.
480 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
482 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
483 (output_in_order): Loop over undefined variables too. Output them
484 via assemble_undefined_decl. Skip variables that correspond to hard
485 registers or have value-exprs.
486 * varpool.c (symbol_table::output_variables): Handle undefined
487 variables together with defined ones.
489 2016-07-15 Richard Biener <rguenther@suse.de>
491 * tree-ssa-pre.c (get_representative_for): Make sure to return
492 the value number of SSA names.
493 (phi_translate_1): get_representative_for cannot return NULL.
494 (do_pre_regular_insertion): Remove redundant call to
495 fully_constant_expression.
496 (do_pre_partial_partial_insertion): Likewise.
498 2016-07-15 Bin Cheng <bin.cheng@arm.com>
500 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
501 (derive_simple_iv_with_niters): New function.
502 (simple_iv): Rewrite using simple_iv_with_niters.
503 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
504 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
506 (number_of_iterations_exit): Rewrite using above function.
507 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
510 2016-07-15 Richard Biener <rguenther@suse.de>
512 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
515 2016-07-14 Jakub Jelinek <jakub@redhat.com>
517 PR tree-optimization/71872
518 * tree-data-ref.c (get_references_in_stmt): Ignore references
519 with is_gimple_constant get_base_address.
521 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
523 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
524 (TARGET_HAVE_LDACQD): New macro.
525 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
526 than TARGET_HAVE_LDACQ.
527 (arm_load_acquire_exclusivedi): Likewise.
528 (arm_store_release_exclusivedi): Likewise.
530 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
532 PR rtl-optimization/71878
533 * lra-constraints.c (match_reload): Pass information about other
534 output operands. Create new unique register value if matching input
535 operand shares same register value as output operand being considered.
536 (curr_insn_transform): Record output operands already processed.
538 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
541 PR tree-optimization/70923
542 * tree-vect-patterns.c: Include mult-synthesis.h.
543 (target_supports_mult_synth_alg): New function.
544 (synth_lshift_by_additions): Likewise.
545 (apply_binop_and_append_stmt): Likewise.
546 (vect_synth_mult_by_constant): Likewise.
547 (target_has_vecop_for_code): Likewise.
548 (vect_recog_mult_pattern): Use above functions to synthesize vector
549 multiplication by integer constants.
551 2016-07-14 Alan Modra <amodra@gmail.com>
553 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
554 gpr alternatives. Correct '*' placement on Y,r alternative.
555 Add '*' on operand 1 of r,r alternative.
557 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
559 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
560 * expmed.h: ... Here.
562 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
564 * gimple.h (stmt_can_terminate_bb_p): New function.
565 * tree-cfg.c (need_fake_edge_p): Rename to ...
566 (stmt_can_terminate_bb_p): ... this; return true if stmt can
567 throw external; handle const and pure calls.
568 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
570 2016-07-14 Richard Biener <rguenther@suse.de>
572 PR tree-optimization/71866
573 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
574 (do_hoist_insertion): Avoid endless recursion when we
575 didn't insert anything because we managed to simplify
576 things down to a constant or SSA name.
577 (fully_constant_expression): Re-write in terms of ...
578 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
579 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
580 vn_nary_build_or_lookup_1.
581 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
582 (vn_nary_build_or_lookup): ... this which now wraps it.
584 2016-07-14 Alan Modra <amodra@gmail.com>
587 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
588 with p9_vector override before power9-dform override.
590 2016-07-13 Andi Kleen <ak@linux.intel.com>
592 * value-prof.c (gimple_value_profile_transformations): Don't run
593 when auto_profile is on.
595 2016-07-13 Andi Kleen <ak@linux.intel.com>
597 * auto-profile.c (update_inlined_ind_target,
598 afdo_indirect_call): Print information to dump file.
600 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
602 * genrecog.c (special_predicate_operand_p): New function.
603 (predicate_name): Move function.
604 (validate_pattern): Don't warn about missing mode for all
605 define_special_predicate predicates.
607 2016-07-13 Bin Cheng <bin.cheng@arm.com>
609 * tree-vect-data-refs.c (vect_no_alias_p): New function.
610 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
611 resolve alias checks which are known at compilation time.
612 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
613 alias checks are resolved. Move dump info for too many runtime
614 alias checks to here...
615 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
617 2016-07-13 Richard Biener <rguenther@suse.de>
619 PR tree-optimization/24574
620 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
621 position and add shift, rotate, divison and modulo support
623 (value_replacement): Pass in argument position to absorbing_element_p.
625 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
628 * ipa-inline-transform.c (inline_call): Support
631 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
633 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
634 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
636 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
637 Baseline. Make initial alternative TARGET_32BIT only.
639 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
640 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
643 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
645 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
646 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
647 availability with TARGET_HAVE_MOVT.
648 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
649 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
650 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
652 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
653 extra instruction if MOVW is available. Use a cost variable
654 incremented by COSTS_N_INSNS (1) when the condition match rather than
655 returning an arithmetic expression based on COSTS_N_INSNS. Make
656 constant with bottom half word zero cost 2 instruction if MOVW is
658 * config/arm/arm.md (define_attr "arch"): Add v8mb.
659 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
660 target is ARMv8-M Baseline.
661 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
662 (arm_movtas_ze): Likewise.
663 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
664 alternative for constants satisfying j constraint.
665 (thumb1_movsi_insn): Likewise.
666 (movsi splitter for K alternative): Tighten condition to not trigger
667 if movt is available and j constraint is satisfied.
668 (Pe immediate splitter): Likewise.
669 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
670 constant fitting in an halfword to use MOVW.
671 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
674 2016-07-13 Richard Biener <rguenther@suse.de>
677 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
678 gimplifying the LHS. Make sure to gimplify a returning twice
679 call LHS without using SSA names.
681 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
683 * tree-data-ref.c (find_data_references_in_stmt): Remove
684 unnecessary call to vec::release.
685 (graphite_find_data_references_in_stmt): Likewise.
686 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
687 * tree-vect-stmts.c (vectorizable_condition): Likewise.
689 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
691 * cfgexpand.c (expand_used_vars): Make the type of a local
693 * genmatch.c (lower_for): Likewise.
694 * haifa-sched.c (haifa_sched_init): Likewise.
695 (add_to_speculative_block): Likewise.
696 (create_check_block_twin): Likewise.
697 * predict.c (handle_missing_profiles): Likewise.
698 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
699 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
700 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
702 (maybe_lower_iteration_bound): Likewise.
703 * tree-ssa-sccvn.c (DFS): Likewise.
704 * tree-stdarg.c (reachable_at_most_once): Likewise.
705 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
706 (vectorizable_store): Likewise.
708 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
710 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
711 (sccvn_dom_walker): make cond_stack an auto_vec.
713 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
715 * ree.c (struct ext_state): Make type of members auto_vec.
716 (find_and_remove_re): Adjust.
718 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
720 * cfgexpand.c (struct stack_vars_data): Make type of fields
722 (expand_used_vars): Adjust.
724 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
726 * ipa.c (record_cdtor_fn): Adjust.
727 (build_cdtor_fns): Likewise.
728 (ipa_cdtor_merge): Make static_ctors and static_dtors local
731 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
733 * genextract.c (struct accum_extract): Add constructor and make
737 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
739 * tree.c (struct free_lang_data_d): Add constructor and change
740 types of members to ones that automatically manage resources.
741 (fld_worklist_push): Adjust.
742 (find_decls_types): Likewise.
743 (find_decls_types_in_eh_region): Likewise.
744 (free_lang_data_in_cgraph): Stop manually creating and
745 destroying members of free_lang_data_d.
747 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
749 PR rtl-optimization/68961
750 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
751 peephole variant. Use sse_reg_operand predicates.
753 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
755 * config/i386/predicates.md (x86_64_immediate_operand)
756 <case CONST_INT>: Remove unneeded truncation to DImode.
758 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
760 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
763 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
764 The xxperm and xxpermr instructions require that the 2nd input
765 operand overlap with the output operand, and not the 1st.
766 (altivec_vperm_v8hiv16qi): Likewise.
767 (altivec_vperm_<mode>_uns_internal): Likewise.
768 (altivec_vpermr_<mode>_internal): Likewise.
769 (vperm_v8hiv4si): Likewise.
770 (vperm_v16qiv8hi): Likewise.
772 2016-07-12 Martin Liska <mliska@suse.cz>
774 * params.def: Add avg-loop niter.
775 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
776 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
777 * doc/invoke.texi: Document the new parameter.
779 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
782 * expr.c (store_constructor): Mask sign-extended bits when widening
783 sub-word constructor element at the start of a word.
785 2016-07-12 Martin Liska <mliska@suse.cz>
787 * Makefile.in: Append rule for params-options.h.
788 * params-options.h: New file.
790 2016-07-12 Martin Liska <mliska@suse.cz>
792 * ira-build.c (mark_loops_for_removal): Properly iterate
795 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
796 Richard Biener <rguenther@suse.de>
798 PR tree-optimization/23286
799 PR tree-optimization/70159
800 * doc/invoke.texi: Document -fcode-hoisting.
801 * common.opt (fcode-hoisting): New flag.
802 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
803 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
804 (do_regular_insertion): Rename to ...
805 (do_pre_regular_insertion): ... this and amend general comments
806 on insertion strathegy.
807 (do_partial_partial_insertion): Rename to ...
808 (do_pre_partial_partial_insertion): ... this.
809 (do_hoist_insertion): New function.
810 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
811 and call do_hoist_insertion properly.
813 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
814 (pass_pre::execute): Register hoist_insert stats.
816 2016-07-12 Jakub Jelinek <jakub@redhat.com>
819 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
820 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
821 is different from mode's bitsize. Small cleanup.
823 2016-07-12 Richard Biener <rguenther@suse.de>
825 PR rtl-optimization/68961
826 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
827 to simplify to a non-constant.
829 2016-07-11 Jakub Jelinek <jakub@redhat.com>
832 * omp-low.c (expand_omp_target): Gimplify device.
834 PR tree-optimization/71823
835 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
836 to get vec_oprnds2 from op2.
838 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
840 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
841 Hoist common subexpressions.
842 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
844 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
847 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
848 prevent generation of 'stxsiwx' on pre Power8 hardware.
850 2016-07-11 David Malcolm <dmalcolm@redhat.com>
852 * input.c: Include cpplib.h.
853 (selftest::temp_source_file): New class.
854 (selftest::temp_source_file::temp_source_file): New ctor.
855 (selftest::temp_source_file::~temp_source_file): New dtor.
856 (selftest::should_have_column_data_p): New function.
857 (selftest::test_should_have_column_data_p): New function.
858 (selftest::temp_line_table): New class.
859 (selftest::temp_line_table::temp_line_table): New ctor.
860 (selftest::temp_line_table::~temp_line_table): New dtor.
861 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
862 it to create a temp_line_table.
863 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
864 locations that are known to have column data.
865 (selftest::line_table_case): New struct.
866 (selftest::test_reading_source_line): Move tempfile handling
867 to class temp_source_file.
868 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
869 (selftest::assert_token_loc_eq): New function.
870 (ASSERT_TOKEN_LOC_EQ): New macro.
871 (selftest::test_lexer): New function.
872 (selftest::boundary_locations): New array.
873 (selftest::input_c_tests): Call test_should_have_column_data_p.
874 Loop over a test matrix of interesting values of location and
875 default_range_bits, calling test_lexer on each case in the matrix.
876 Move call to test_accessing_ordinary_linemaps into the matrix.
877 * selftest.h (ASSERT_EQ): Reimplement in terms of...
878 (ASSERT_EQ_AT): New macro.
880 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
883 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
884 Don't convert TImode in debug insn.
886 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
888 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
889 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
890 (tree_type_common::lang_flag_7): New.
891 (tree_type_common::spare): Reduce size.
892 * tree.h (TYPE_ALIGN_OK): Remove.
893 (TYPE_LANG_FLAG_7): New.
894 (get_inner_reference): Adjust header.
895 * print-tree.c (print_node): Adjust.
896 * expr.c (get_inner_reference): Remove parameter keep_aligning.
897 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
898 calls to get_inner_reference.
899 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
900 handling of TYPE_ALIGN_OK.
901 * builtins.c (get_object_alignment_2): Adjust call to
902 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
903 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
905 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
906 * cfgexpand.c (expand_debug_expr): Likewise.
907 * dbxout.c (dbxout_expand_expr): Likewise.
908 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
909 loc_list_from_tree, fortran_common): Likewise.
910 * fold-const.c (optimize_bit_field_compare,
911 decode_field_reference, fold_unary_loc, fold_comparison,
912 split_address_to_core_and_offset): Likewise.
913 * gimple-laddress.c (execute): Likewise.
914 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
915 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
916 * hsa-gen.c (gen_hsa_addr): Likewise.
917 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
918 * tsan.c (instrument_expr): Likewise.
919 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
920 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
921 * tree-affine.c (tree_to_aff_combination,
922 get_inner_reference_aff): Adjust calls to get_inner_reference.
923 * tree-data-ref.c (split_constant_offset_1,
924 dr_analyze_innermost): Likewise.
925 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
926 * tree-sra.c (ipa_sra_check_caller): Likewise.
927 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
928 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
929 bswap_replace): Likewise.
930 * tree-vect-data-refs.c (vect_check_gather,
931 vect_analyze_data_refs): Likewise.
932 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
933 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
936 2016-07-11 David Malcolm <dmalcolm@redhat.com>
938 * Makefile.in (selftest-valgrind): New phony target.
939 * function-tests.c (selftest::build_cfg): Delete pass instances
941 (selftest::convert_to_ssa): Likewise.
942 (selftest::test_expansion_to_rtl): Likewise.
943 * tree-cfg.c (selftest::test_linear_chain): Release dominator
945 (selftest::test_diamond): Likewise.
947 2016-07-11 Richard Biener <rguenther@suse.de>
949 PR tree-optimization/71816
950 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
951 than replacing all of its operands.
953 2016-07-11 Alan Modra <amodra@gmail.com>
955 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
956 (ctr<mode>): Add unspec.
957 (ctr<mode>_internal*): Likewise.
959 2016-07-08 James Bowman <james.bowman@ftdichip.com>
961 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
962 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
964 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
966 PR rtl-optimization/71621
967 * lra-constraints.c (process_alt_operands): Check combination of
970 2016-07-08 Jason Merrill <jason@redhat.com>
971 Richard Biener <rguenther@suse.de>
973 P0145: Refining Expression Order for C++.
974 * gimplify.c (initial_rhs_predicate_for): New.
975 (gimplfy_modify_expr): Gimplify RHS before LHS.
977 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
980 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
981 Allow standard error handling to take over when a wrong number
982 of arguments is presented to __builtin_vec_ld () or
985 2016-07-08 Jiong Wang <jiong.wang@arm.com>
987 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
992 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
993 __builtin_aarch64_fmaxv2sf.
994 (vmaxnmq_f32): Likewise.
995 (vmaxnmq_f64): Likewise.
996 (vminnm_f32): Likewise.
997 (vminnmq_f32): Likewise.
998 (vminnmq_f64): Likewise.
1000 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1003 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
1004 enable -mfloat128-hardware by default.
1005 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
1006 that IEEE 128-bit hardware support needs.
1007 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
1008 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
1009 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
1010 floating point requires.
1011 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1012 -mfloat128 and -mfloat128-hardware changes.
1014 2016-07-08 Alan Hayward <alan.hayward@arm.com>
1016 PR tree-optimization/71667
1017 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
1019 2016-07-08 Martin Liska <mliska@suse.cz>
1022 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
1023 folding produces SAVE_EXPRs, thus return false for the type.
1025 2016-07-07 Martin Liska <mliska@suse.cz>
1027 * file-find.c (remove_prefix): New function.
1028 * file-find.h (remove_prefix): Declare the function.
1029 * gcc-ar.c (main): Skip a folder of the wrapper if
1030 a wrapped binary would point to the same file.
1032 2016-07-07 Jan Hubicka <jh@suse.cz>
1034 * tree-scalar-evolution.c (iv_can_overflow_p): export.
1035 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
1036 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
1038 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
1041 * ipa-inline-analysis.c (compute_inline_parameters): Set
1042 local.can_change_signature to false for intrumentation
1045 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1047 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
1048 with TARGET_HAVE_MOVT.
1049 (TARGET_HAVE_MOVT): Define.
1050 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
1051 availability with TARGET_HAVE_MOVT.
1052 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
1054 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
1056 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
1057 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
1058 * config/arm/constraints.md (define_constraint "j"): Use
1059 TARGET_HAVE_MOVT to check MOVT availability.
1061 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1063 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
1065 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1067 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
1068 (armv8-m.main): Likewise.
1069 (armv8-m.main+dsp): Likewise.
1070 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
1071 (FL_FOR_ARCH8M_MAIN): Likewise.
1072 * config/arm/arm-tables.opt: Regenerate.
1073 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
1074 armv8-m.main+dsp to BE8_LINK_SPEC.
1075 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
1076 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
1077 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
1078 Baseline and Mainline.
1079 (arm_option_override_internal): Also disable arm_restrict_it when
1080 !arm_arch_notm. Update comment for -munaligned-access to also cover
1082 (arm_file_start): Increase buffer size for printing architecture name.
1083 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
1084 and armv8-m.main+dsp.
1085 (mno-unaligned-access): Clarify that this is disabled by default for
1086 ARMv8-M Baseline architectures as well.
1088 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1090 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
1091 decide whether to prevent some libgcc routines being included for some
1092 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
1093 link between this condition and the one in
1094 libgcc/config/arm/lib1func.S.
1096 2016-07-07 Richard Biener <rguenther@suse.de>
1098 * tree-ssa-pre.c: Include alias.h.
1099 (compute_avail): If we have multiple VN_REFERENCEs with the
1100 same hashtable entry adjust that to make it a valid replacement
1101 for all of them with respect to alignment and aliasing
1102 when doing insertion.
1103 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
1104 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
1106 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
1110 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
1111 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
1114 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1116 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
1117 (adjust_mems): Adjust.
1118 (adjust_insn): Likewise.
1119 (prepare_call_arguments): Likewise.
1121 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1123 * gcse.c (struct ls_expr): Make stores field a vector.
1124 (ldst_entry): Adjust.
1125 (free_ldst_entry): Likewise.
1126 (print_ldst_list): Likewise.
1127 (compute_ld_motion_mems): Likewise.
1128 (update_ld_motion_stores): Likewise.
1130 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1132 * gcse.c (struct ls_expr): Remove loads field.
1133 (ldst_entry): Adjust.
1134 (free_ldst_entry): Likewise.
1135 (print_ldst_list): Likewise.
1136 (compute_ld_motion_mems): Likewise.
1138 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1140 * store-motion.c (struct st_expr): Make antic_stores a vector.
1141 (st_expr_entry): Adjust.
1142 (free_st_expr_entry): Likewise.
1143 (print_store_motion_mems): Likewise.
1144 (find_moveable_store): Likewise.
1145 (compute_store_table): Likewise.
1146 (remove_reachable_equiv_notes): Likewise.
1147 (replace_store_insn): Likewise.
1148 (build_store_vectors): Likewise.
1150 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1152 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
1153 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
1155 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1157 PR tree-optimization/71518
1158 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
1159 misalign also for outer loops with negative step.
1161 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
1163 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
1164 (cortex_a53_shift): Add mov_shift.
1165 (cortex_a53_shift_reg): Add new reservation for register shifts.
1166 (cortex_a53_alu): Remove bfm.
1167 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
1168 (cortex_a53_alu_extr): Add new reservation for EXTR.
1169 (bypasses): Improve bypass modelling.
1171 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1174 * config/avr/avr.c (avr_asm_select_section): Strip off
1175 SECTION_DECLARED from flags when calling get_section.
1177 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1179 * tree-vectorizer.h (vect_memory_access_type): Add
1180 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
1181 * tree-vect-stmts.c (compare_step_with_zero): New function.
1182 (perm_mask_for_reverse): Move further up file.
1183 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
1185 (get_negative_load_store_type): New function.
1186 (get_load_store_type): Call it. Add an ncopies argument.
1187 (vectorizable_mask_load_store): Update call accordingly and
1188 remove tests for negative steps.
1189 (vectorizable_store, vectorizable_load): Likewise. Handle new
1190 memory_access_types.
1192 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1194 * tree-vectorizer.h (vect_memory_access_type): New enum.
1195 (_stmt_vec_info): Add a memory_access_type field.
1196 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
1197 (vect_model_store_cost): Take an access type instead of a boolean.
1198 (vect_model_load_cost): Likewise.
1199 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
1200 vect_model_store_cost and vect_model_load_cost.
1201 * tree-vect-stmts.c (vec_load_store_type): New enum.
1202 (vect_model_store_cost): Take an access type instead of a
1203 store_lanes_p boolean. Simplify tests.
1204 (vect_model_load_cost): Likewise, but for load_lanes_p.
1205 (get_group_load_store_type, get_load_store_type): New functions.
1206 (vectorizable_store): Use get_load_store_type. Record the access
1207 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
1208 (vectorizable_load): Likewise.
1209 (vectorizable_mask_load_store): Likewise. Replace is_store
1210 variable with vls_type.
1212 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1214 * tree-vectorizer.h (vect_grouped_load_supported): Add a
1215 single_element_p parameter.
1216 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
1217 Check the PR65518 case here rather than in vectorizable_load.
1218 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
1219 * tree-vect-stmts.c (vectorizable_load): Likewise.
1221 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1223 * tree-vectorizer.h (gather_scatter_info): New structure.
1224 (vect_check_gather_scatter): Return a bool rather than a decl.
1225 Replace return-by-pointer arguments with a single
1226 gather_scatter_info *.
1227 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
1228 (vect_analyze_data_refs): Update call accordingly.
1229 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
1230 (vectorizable_mask_load_store): Likewise. Also record the
1231 offset dt and vectype in the gather_scatter_info.
1232 (vectorizable_store): Likewise.
1233 (vectorizable_load): Likewise.
1235 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1237 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
1238 strided groups, use the cost of N scalar accesses instead
1239 of ncopies vector accesses.
1240 (vect_model_load_cost): Likewise.
1242 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1244 * tree-vect-stmts.c (vect_cost_group_size): Delete.
1245 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
1246 variable to indicate when once-per-group costs are being used.
1247 (vect_model_load_cost): Likewise. Fix comment and misindented code.
1249 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1251 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
1252 peeling-for-gaps condition.
1254 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1256 * config/s390/s390.c (s390_expand_vec_init): Force initializer
1257 element to register if it doesn't match general_operand.
1259 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1260 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1262 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
1264 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
1265 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
1266 (SIGNBIT): New mode iterator.
1267 (Fsignbit): New mode attribute.
1268 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
1269 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
1270 when direct moves are available.
1271 (signbit<mode>2_dm): New define_insn_and_split).
1272 (signbit<mode>2_dm2): New define_insn.
1274 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1276 PR rtl-optimization/71594
1277 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
1278 into subregs of appropriate mode before trying to emit a conditional
1281 2016-07-05 Jan Hubicka <jh@suse.cz>
1283 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
1284 (simple_iv): Use it.
1286 2016-07-05 Jan Hubicka <jh@suse.cz>
1288 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
1290 2016-07-05 Jiong Wang <jiong.wang@arm.com>
1292 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
1295 2016-07-05 Jan Hubicka <jh@suse.cz>
1297 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
1300 2016-07-05 Richard Biener <rguenther@suse.de>
1302 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
1303 Handle empty else block.
1304 (is_feasible_trace): Likewise.
1305 (split_paths): Likewise.
1307 2016-07-05 Richard Biener <rguenther@suse.de>
1309 * tree-loop-distribution.c (distribute_loop): Fix issue with
1310 the cost model loop.
1312 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
1314 * config/arm/neon-testgen.ml: Delete.
1315 * config/arm/neon.ml: Delete.
1317 2016-07-04 Jakub Jelinek <jakub@redhat.com>
1320 * tree.c (attribute_value_equal): Use get_attribute_name instead of
1321 directly using TREE_PURPOSE.
1323 2016-07-04 Jiong Wang <jiong.wang@arm.com>
1325 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
1326 * config/aarch64/aarch64_neon.h: Likewise.
1327 * config/aarch64/arm_neon.h: Likewise.
1328 * config/aarch64/atomics.md: Likewise.
1329 * config/aarch64/aarch64-simd-builtins.def: Likewise.
1330 * doc/invoke.texi: Likewise.
1332 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1334 * config/s390/s390.md: Add "z13" cpu_facility.
1335 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
1336 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
1337 condition" type instructions.
1339 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1340 Jeff Law <law@redhat.com>
1342 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
1343 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
1345 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
1347 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
1348 permutation for TARGET_AVX512F.
1349 (ix86_expand_vec_one_operand_perm_avx512): New function.
1350 (expand_vec_perm_1): Invoke introduced function.
1351 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1352 it may be not valid after vectorization.
1354 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1357 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
1358 typo in comment. Only force to memory if it is a weak
1361 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
1362 Jiong Wang <jiong.wang@arm.com>
1364 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
1365 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
1366 (AARCH64_FL_F16): New.
1367 (AARCH64_FL_FOR_ARCH8_2): New.
1368 (AARCH64_ISA_8_2): New.
1369 (AARCH64_ISA_F16): New.
1370 (TARGET_FP_F16INST): New.
1371 (TARGET_SIMD_F16INST): New.
1372 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
1373 ("fp"): Disabling "fp" also disables "fp16".
1374 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
1375 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
1376 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
1377 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
1379 2016-07-04 Jan Beulich <jbeulich@suse.com>
1381 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
1383 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1386 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
1387 the insns, use an insn form that does not adjust the offset on
1388 little endian systems.
1390 2016-07-01 Jan Beulich <jbeulich@suse.com>
1392 * varasm.c (get_variable_section): Validate initializer in
1393 named .bss-like sections.
1395 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1397 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
1398 Exchange the order of the second and third operands in the vpermr
1399 instruction tmeplate.
1401 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
1404 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
1405 Disallow TDmode values.
1407 2016-07-01 Alan Modra <amodra@gmail.com>
1409 PR rtl-optimization/71709
1410 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
1411 being set, not referenced.
1413 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
1415 PR tree-optimization/70729
1416 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
1417 of loop since it can be not valid after transformation.
1419 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1421 * config/arm/arm.c (thumb_reload_in_hi): Delete.
1422 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
1424 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
1426 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
1429 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1432 * config/rs6000/constraints.md (wY constraint): New constraint to
1433 match the requirements for the LXSD and STXSD instructions.
1434 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
1435 predicate to match the requirements for the LXSD and STXSD
1437 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
1438 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
1439 to make sure that the bottom 2 bits of offset are 0, the address
1440 form is offsettable, and no updating is done in the address mode.
1441 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
1442 (movdi_internal32): Likewise
1443 (movdi_internal64): Likewise.
1445 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1447 PR tree-optimization/71707
1448 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
1449 strinfo even for ADDR_EXPR ptr.
1451 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
1453 * config/rs6000/altivec.md (darn_32): Change the condition to
1454 TARGET_P9_MISC instead of TARGET_MODULO.
1455 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
1456 condition expression.
1457 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
1458 condition expression.
1459 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
1460 (DFP_TEST): New code iterator.
1461 (dfptstsfi_<code>_mode>): New define_expand.
1462 (*dfp_sgnfcnc_<mode>): New define_insn.
1463 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
1464 definition next to BU_P9_MISC_1 definition and change the MASK
1465 value to RS6000_BTM_P9_MISC.
1466 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
1467 (BU_P9_64BIT_MISC_0): Likewise.
1468 (BU_P9_DFP_MISC_0): New macro definition.
1469 (BU_P9_DFP_MISC_1): New macro definition.
1470 (BU_P9_DFP_MISC_2): New macro definition.
1471 (BU_P9_DFP_OVERLOAD_1): New macro definition.
1472 (BU_P9_DFP_OVERLOAD_2): New macro definition.
1473 (BU_P9_DFP_OVERLOAD_3): New macro definition.
1474 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
1475 (TSTSFI_LT_TD): Likewise.
1476 (TSTSFI_EQ_DD): Likewise.
1477 (TSTSFI_EQ_TD): Likewise.
1478 (TSTSFI_GT_DD): Likewise.
1479 (TSTSFI_GT_TD): Likewise.
1480 (TSTSFI_OV_DD): Likewise.
1481 (TSTSFI_OV_TD): Likewise.
1482 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
1483 (TSTSFI_LT_DD): Likewise.
1484 (TSTSFI_LT_TD): Likewise.
1485 (TSTSFI_EQ): Likewise.
1486 (TSTSFI_EQ_DD): Likewise.
1487 (TSTSFI_EQ_TD): Likewise.
1488 (TSTSFI_GT): Likewise.
1489 (TSTSFI_GT_DD): Likewise.
1490 (TSTSFI_GT_TD): Likewise.
1491 (TSTSFI_OV): Likewise.
1492 (TSTSFI_OV_DD): Likewise.
1493 (TSTSFI_OV_TD): Likewise.
1494 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1495 overloaded test significance functions.
1496 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1497 OPTION_MASK_P9_MISC into the representation of this mask.
1498 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
1500 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
1501 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
1503 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
1504 argument is a 6-bit unsigned literal value if the icode argument
1505 represents a DFP test significance built-in call.
1506 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
1507 flag used independently and in combination with the
1508 RS6000_BTM_64BIT flag.
1509 (rs6000_opt_masks): Add entry for power9-misc command-line option.
1510 (rs6000_builtin_mask_names): Add entry for power9-misc
1511 command-line option.
1512 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
1513 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
1514 RS6000_BTM_P9_MISC macros.
1515 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
1516 option and change the description of the -mpower9-vector option to
1517 enable only vector instructions, removing its erroneously claimed
1518 support for scalar instructions.
1519 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1520 the ISA 3.0 digital floating point test significance built-in
1523 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
1525 * config/aarch64/aarch64.c (cortexa35_tunings):
1526 Enable AES fusion. Use cortexa57_branch_cost.
1527 (cortexa53_tunings): Use cortexa57_branch_cost.
1528 (cortexa72_tunings): Use cortexa57_branch_cost.
1529 Use AUTOPREFETCHER_WEAK.
1530 (cortexa73_tunings): Use cortexa57_branch_cost.
1532 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1533 James Greenhalgh <james.greenhalgh@arm.com>
1535 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1536 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1537 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1538 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1539 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1540 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1541 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1542 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1543 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1544 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1545 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1546 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1547 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1550 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1551 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1553 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1555 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1557 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1560 * gcc.c (driver::build_option_suggestions): Pass "option" to
1561 add_misspelling_candidates.
1562 * opts-common.c (add_misspelling_candidates): Add "option" param;
1563 use it to avoid adding negated forms for options marked with
1565 * opts.h (add_misspelling_candidates): Add "option" param.
1567 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1570 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1571 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1572 first when permuting bitwise operation with rotate. Cast
1573 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1575 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1577 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1578 for misspelled param names.
1579 * params.c: Include spellcheck.h.
1580 (find_param_fuzzy): New function.
1581 * params.h (find_param_fuzzy): New prototype.
1582 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1583 * spellcheck.h (struct edit_distance_traits<const char *>):
1586 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1588 * config/rs6000/predicates.md (const_0_to_7_operand): New
1589 predicate, recognize 0..7.
1590 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1591 support for doing extracts from V16QImode, V8HImode, V4SImode
1593 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1594 vector extract support.
1595 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1596 for ISA 3.0 vector extract.
1597 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1598 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1599 extracts of a constant element number from small integer vectors
1600 on 64-bit ISA 3.0 systems.
1601 (vsx_extract_<mode>_di): Likewise.
1602 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1603 say when we can do ISA 3.0 vector extracts.
1604 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1605 registers, using the stxsiwx instruction.
1607 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1609 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1610 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1611 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1612 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1613 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1614 * config/arm/arm.c (arm_qdf24xx_tune): New.
1616 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1618 * config/aarch64/aarch64.c (cortexa53_tunings):
1619 Increase loop alignment to 8. Set function alignment to 16.
1620 (cortexa35_tunings): Likewise.
1621 (cortexa57_tunings): Increase loop alignment to 8.
1622 (cortexa72_tunings): Likewise.
1623 (cortexa73_tunings): Likewise.
1625 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1627 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1628 for arm_fp16_ok and arm_fp16_hw.
1629 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1630 arm_fp16_alternative.
1632 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1634 PR tree-optimization/71655
1635 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1636 types when swapping operands.
1638 2016-06-29 Martin Liska <mliska@suse.cz>
1641 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1642 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1643 of build_optimization_node.
1645 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1647 PR tree-optimization/70729
1648 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1649 independent in loops having positive safelen value.
1650 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1651 it may be not valid after vectorization.
1653 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1655 PR tree-optimization/71625
1656 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1657 is sorted by ascending list->offset. If PTR is non-NULL and there is
1658 previous strinfo, call get_stridx_plus_constant.
1659 (get_stridx): Pass exp as second argument to get_addr_stridx.
1660 (addr_stridxptr): Add missing list = list->next, so that there can be
1661 more than one entries in the list. Bump limit from 16 to 32. Ensure
1662 the list is sorted by ascending list->offset.
1663 (get_stridx_plus_constant): Adjust so that it can be also called with
1664 ADDR_EXPR instead of SSA_NAME as PTR.
1665 (handle_char_store): Pass NULL_TREE as second argument to
1668 2016-06-29 Richard Biener <rguenther@suse.de>
1670 PR rtl-optimization/68961
1671 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1673 2016-06-29 Richard Biener <rguenther@suse.de>
1676 * alias.c (component_uses_parent_alias_set_from): Handle
1677 type punning through union accesses by using the union alias set.
1678 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1680 2016-07-29 Richard Biener <rguenther@suse.de>
1682 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1683 precision not matching mode precision.
1685 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1687 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1688 pa_output_arg_descriptor.
1689 (call_val_symref_64bit_post_reload): Likewise.
1690 (call_val_powf_64bit_post_reload): Likewise.
1691 (sibcall_internal_symref_64bit): Likewise.
1692 (sibcall_value_internal_symref_64bit): Likewise.
1694 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1697 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1698 a constant, force its SUBREG_REG into memory or register instead
1701 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1704 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1705 * doc/invoke.texi (AVR Options): Document it.
1707 2016-06-28 Walter Lee <walt@tilera.com>
1709 * config/tilegx/linux.h: Do not include arch/icache.h
1710 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1711 * config/tilepro/linux.h: Do not include arch/icache.h
1712 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1714 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1716 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1717 for big-endian BIT_FIELD_REF.
1719 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1721 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1722 ('size' attribute): Add '128'.
1724 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1725 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1726 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1727 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1728 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1729 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1730 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1731 *trunc<mode>df2_odd): Set size attribute to '128'.
1732 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1733 * config/rs6000/power6.md (power6-fp): Include dfp type.
1734 * config/rs6000/power7.md (power7-fp): Likewise.
1735 * config/rs6000/power8.md (power8-fp): Likewise.
1736 * config/rs6000/power9.md: New file.
1737 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1738 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1739 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1741 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1742 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1743 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1744 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1745 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1746 dfp_dscri_<mode>): Change type attribute to dfp.
1747 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1748 attribute to vecsimple.
1749 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1750 and prefetch streams.
1751 (rs6000_option_override_internal): Remove temporary code setting
1752 tuning to power8. Don't set rs6000_sched_groups for power9.
1753 (last_scheduled_insn): Change to rtx_insn *.
1754 (divide_cnt, vec_load_pendulum): New variables.
1755 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1756 (rs6000_issue_rate): Set issue rate for Power9.
1757 (is_power9_pairable_vec_type): New.
1758 (power9_sched_reorder2): New.
1759 (rs6000_sched_reorder2): Call new function for Power9 specific
1761 (insn_must_be_first_in_group): Remove Power9.
1762 (insn_must_be_last_in_group): Likewise.
1763 (force_new_group): Likewise.
1764 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1765 Initialize divide_cnt/vec_load_pendulum.
1766 (_rs6000_sched_context, rs6000_init_sched_context,
1767 rs6000_set_sched_context): Handle context save/restore of new
1770 2016-06-28 Richard Biener <rguenther@suse.de>
1772 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1773 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1774 COMPONENT_REF operand.
1775 (nonoverlapping_component_refs_p): Likewise.
1776 * stor-layout.c (start_bitfield_representative): Mark
1777 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1779 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1781 * Makefile.in: Don't cat ../stage_current if it does not exist.
1783 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1784 last argument is a bit-field.
1786 PR rtl-optimization/71673
1787 * internal-fn.c (expand_arith_overflow_result_store): Use
1788 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1789 expand_simple_binop.
1792 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1793 expand_ifn_atomic_compare_exchange): New functions.
1794 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1795 * tree.h (build_call_expr_internal_loc): Rename to ...
1796 (build_call_expr_internal_loc_array): ... this. Fix up type of
1798 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1799 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1800 ATOMIC_COMPARE_EXCHANGE result.
1801 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1802 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1803 fold_builtin_atomic_compare_exchange): New prototypes.
1804 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1805 fold_builtin_atomic_compare_exchange): New functions..
1806 * tree-ssa.c (execute_update_addresses_taken): If
1807 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1808 of call when finding addressable vars, and if such var becomes
1809 non-addressable, call fold_builtin_atomic_compare_exchange.
1811 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1814 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1815 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1817 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1819 * config/rs6000/rs6000.md ('type' attribute): Add
1820 veclogical,veccmpfx,vecexts,vecmove insn types.
1821 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1822 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1823 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1824 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1825 *nabs<mode>2_hw): Change type to vecmove.
1826 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1827 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1828 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1829 *ieee_128bit_vsx_abs<mode>2_internal,
1830 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1831 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1832 *ieee128_mtvsrd_32bit): Change type to veclogical.
1833 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1834 *movdi_internal32, *movdi_internal64): Update insn types.
1835 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1836 vsx_extract_<mode>): Change type to veclogical.
1837 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1838 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1839 *vsx_sign_extend_si_v2di): Change type to vecexts.
1840 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1842 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1843 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1844 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1845 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1846 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1847 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1848 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1849 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1850 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1851 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1852 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1853 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1854 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1855 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1856 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1857 (ppc7450-vecsimple): Add veclogical, vecmove.
1858 (ppc7450-veccmp): Add veccmpfx.
1859 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1861 (ppc8540_vector_compare): Add veccmpfx.
1862 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1863 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1864 (cell-vecsimple): Add veclogical, vecmove.
1865 (cell-veccmp): Add veccmpfx.
1866 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1867 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1869 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1870 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1871 (power4-vecsimple): Add veclogical, vecmove.
1872 (power4-veccmp): Add veccmpfx.
1873 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1874 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1875 (power6-vecsimple): Add veclogical, vecmove.
1876 (power6-veccmp): Add veccmpfx.
1877 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1878 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1879 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1880 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1881 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1882 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1883 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1885 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1887 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1890 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1891 OPTION_MASK_P9_DFORM_VECTOR.
1892 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1893 disable -mpower9-dform-vector when using reload.
1894 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1895 New 'strict' argument. Update all callers. Add strict addressing
1897 (rs6000_legitimate_offset_address_p): Remove call to
1898 virtual_stack_registers_memory_p.
1899 (rs6000_legitimize_reload_address): Add quad address support.
1900 (rs6000_legitimate_address_p): Move call to quad_address_p above
1901 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1902 to account for new strict usage.
1903 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1904 for new strict usage.
1905 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1907 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1914 * config/i386/i386.c (ix86_spill_class): Disable condition to
1915 always return NO_REGS.
1917 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1919 * predict.c: Include gimple-pretty-print.h
1920 (predicted_by_loop_heuristics_p): Check also
1921 PRED_LOOP_EXIT_WITH_RECURSION
1922 (predict_loops): Find self recursive calls and use special purpose
1923 predictors for them; dump log about decisions.
1924 (pass_profile::execute): Dump info about #of iterations.
1925 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1926 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1928 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1930 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1931 output_asm_insn calls and shorten long lines. Output .CALL
1932 argument descriptor using pa_output_arg_descriptor. Add various
1933 inline $$dyncall and other optimizations.
1934 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1936 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1938 PR tree-optimization/71643
1939 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1942 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1943 leak a bitmap if dep_bb is NULL.
1945 PR tree-optimization/71631
1946 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1947 to rewrite_expr_tree even if negate_result, move new_lhs var
1948 declaration and initialization earlier, for powi_result set afterwards
1949 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1950 if new_lhs != lhs, and don't shadow gsi var.
1952 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1954 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1955 Add in_loop parameter.
1956 (predict_loops): Add loop guard heuristics.
1957 * predict.def (PRED_LOOP_GUARD): New heuristics.
1959 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1961 * predict.c: Include ipa-utils.h
1962 (tree_bb_level_prediction): Predict recursive calls.
1963 (tree_estimate_probability_bb): Skip inexpensive calls for call
1965 * predict.def (PRED_RECURSIVE_CALL): New.
1967 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1969 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1970 (BU_FLOAT128_1): Likewise.
1972 (COPYSIGNQ): Likewise.
1973 (RS6000_BUILTIN_NANQ): Likewise.
1974 (RS6000_BUILTIN_NANSQ): Likewise.
1975 (RS6000_BUILTIN_INFQ): Likewise.
1976 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1977 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1978 (TARGET_FOLD_BUILTIN): New #define.
1979 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1980 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1981 (rs6000_fold_builtin): New target hook implementation, handling
1982 folding of 128-bit NaNs and infinities.
1983 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1984 entries are filled in to avoid problems during bootstrap
1985 self-test; define builtins for 128-bit NaNs and infinities.
1986 (rs6000_opt_mask): Add entry for float128.
1987 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1988 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1989 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1990 (const_str_type_node): New #define.
1991 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1992 to a define_expand that dispatches to either copysign<mode>3_soft
1993 or copysign<mode>3_hard.
1994 (copysign<mode>3_hard): Rename from copysign<mode>3.
1995 (copysign<mode>3_soft): New define_insn.
1996 * doc/extend.texi: Document new builtins.
1998 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2000 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
2001 PRIu64 instead of lu.
2003 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
2006 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
2009 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2011 PR tree-optimization/71647
2012 * omp-low.c (lower_rec_input_clauses): Convert
2013 omp_clause_aligned_alignment (c) to size_type_node for the
2014 last argument of __builtin_assume_aligned.
2016 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
2018 * configure.ac (calling ___tls_get_addr via GOT): New
2019 assembler/linker check.
2020 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
2021 assembler and linker supports calling ___tls_get_addr via GOT.
2022 Otherise, defined to 0.
2023 * config.in: Regenerated.
2024 * configure: Likewise.
2025 * config/i386/constraints.md (Yb): New constraint.
2026 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
2027 (REG_CLASS_NAMES): Likewise.
2028 (REG_CLASS_CONTENTS): Likewise.
2029 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
2030 the b constraint with the Yb constraint. Call ___tls_get_addr
2031 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
2033 (*tls_local_dynamic_base_32_gnu): Likewise.
2034 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
2035 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
2036 (*tls_local_dynamic_base_64_<mode>): Likewise.
2038 2016-06-24 Martin Liska <mliska@suse.cz>
2040 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
2041 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
2043 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
2044 argument to true if the expected number of iterations is
2047 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
2049 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
2050 assemble for 32bit target.
2051 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
2052 and $ld_ix86_gld_32_opt to link for 32bit target.
2053 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
2054 * configure: Regenerate.
2056 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2058 * config/arm/arm.c (int_log2): Delete definition and prototype.
2059 (shift_op): Use exact_log2 instead of int_log2.
2060 (vfp3_const_double_for_fract_bits): Likewise.
2062 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2064 * internal-fn.c (expand_arith_set_overflow): New function.
2065 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
2067 (expand_arith_overflow_result_store): Likewise. Handle precision
2068 smaller than mode precision.
2069 * tree-vrp.c (extract_range_basic): For imag part, handle
2070 properly signed 1-bit precision result.
2071 * doc/extend.texi (__builtin_add_overflow): Document that last
2072 argument can't be pointer to enumerated or boolean type.
2073 (__builtin_add_overflow_p): Document that last argument can't
2074 have enumerated or boolean type.
2076 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2077 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2079 * config/rs6000/predicates.md (splat_input_operand): Rework.
2080 Don't allow constants, since the insns that use this predicate
2081 don't support constants. Constants are handled by other insns
2082 that are created via combine. During and after register
2083 allocation, only allow indexed or indirect addresses, and not
2084 general addresses. Only allow modes supported by the hardware.
2085 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
2086 comment. Move check for using VSPLTIS<x> to a common location,
2087 instead of doing it in two different places.
2089 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
2091 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2092 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
2093 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
2094 signature_CENTAUR_ebx.
2096 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
2100 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
2101 (as_ix86_gas_32_opt): This.
2102 (ld_ix86_tls_ldm_opt): Renamed to ...
2103 (ld_ix86_gld_32_opt): This.
2104 (R_386_TLS_LDM reloc): Updated.
2105 (R_386_GOT32X reloc): New assembler/linker check.
2106 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
2107 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
2109 * config.in: Regenerated.
2110 * configure: Likewise.
2111 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
2112 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
2113 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
2114 if ix86_force_load_from_GOT_p returns true.
2115 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
2116 ix86_force_load_from_GOT_p returns true.
2117 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
2118 the external function address via the GOT slot.
2119 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
2120 HAVE_AS_IX86_GOT32X before returning false.
2121 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
2122 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
2124 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
2126 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
2128 2016-06-23 Andi Kleen <ak@linux.intel.com>
2130 * Makefile.in: Regenerate.
2131 * doc/install.texi: Document autoprofiledbootstrap.
2133 2016-06-23 Andi Kleen <ak@linux.intel.com>
2135 * config/i386/gcc-auto-profile: New file.
2137 2016-06-23 Martin Liska <mliska@suse.cz>
2140 * predict.c (predict_loops): Revert the hunk that was removed
2143 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
2145 * config.gcc: Add support for arm*-*-phoenix* targets.
2146 * config/arm/t-phoenix: New.
2147 * config/phoenix.h: New.
2149 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
2150 H.J. Lu <hongjiu.lu@intel.com>
2153 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
2154 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
2155 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
2156 ix86_force_load_from_GOT_p returns true.
2157 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
2158 ix86_force_load_from_GOT_p returns true.
2159 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
2160 ix86_force_load_from_GOT_p returns true.
2161 (ix86_expand_move): Load the external function address via the
2162 GOT slot if ix86_force_load_from_GOT_p returns true.
2163 * config/i386/predicates.md (x86_64_immediate_operand): Return
2164 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
2165 (x86_64_zext_immediate_operand): Ditto.
2167 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
2169 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
2171 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2174 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
2175 * diagnostic.c (pedwarn_at_rich_loc): New function.
2176 * spellcheck.h (best_match::best_match): Add a
2177 "best_distance_so_far" optional parameter.
2178 (best_match::set_best_so_far): New method.
2179 (best_match::get_best_distance): New accessor.
2180 (best_match::get_best_candidate_length): New accessor.
2182 2016-06-22 Nick Clifton <nickc@redhat.com>
2184 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
2185 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
2186 modes are accepted as well.
2187 (ucompare_loc_descriptor): Likewise.
2188 (minmax_loc_descriptor): Likewise.
2189 (clz_loc_descriptor): Likewise.
2190 (popcount_loc_descriptor): Likewise.
2191 (bswap_loc_descriptor): Likewise.
2192 (rotate_loc_descriptor): Likewise.
2193 (mem_loc_descriptor): Likewise.
2194 (loc_descriptor): Likewise.
2196 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2198 * common.opt (fdiagnostics-parseable-fixits): New option.
2199 * diagnostic.c: Include "selftest.h".
2200 (print_escaped_string): New function.
2201 (print_parseable_fixits): New function.
2202 (diagnostic_report_diagnostic): Call print_parseable_fixits.
2203 (selftest::assert_print_escaped_string): New function.
2204 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
2205 (selftest::test_print_escaped_string): New function.
2206 (selftest::test_print_parseable_fixits_none): New function.
2207 (selftest::test_print_parseable_fixits_insert): New function.
2208 (selftest::test_print_parseable_fixits_remove): New function.
2209 (selftest::test_print_parseable_fixits_replace): New function.
2210 (selftest::diagnostic_c_tests): New function.
2211 * diagnostic.h (struct diagnostic_context): Add field
2212 "parseable_fixits_p".
2213 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2214 -fdiagnostics-parseable-fixits.
2215 (-fdiagnostics-parseable-fixits): New option.
2216 * opts.c (common_handle_option): Handle
2217 -fdiagnostics-parseable-fixits.
2218 * selftest-run-tests.c (selftest::run_tests): Call
2219 selftest::diagnostic_c_tests.
2220 * selftest.h (selftest::diagnostic_c_tests): New prototype.
2222 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
2224 PR tree-optimization/71488
2225 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
2226 comparison of boolean vectors.
2227 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
2228 of boolean vectors using bitwise operations.
2230 2016-06-22 Andreas Schwab <schwab@suse.de>
2232 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
2235 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
2237 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
2239 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
2241 * config/i386/i386.c (print_reg): Emit an error message on attempt to
2244 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2246 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
2247 * config/arm/arm-cores.def (cortex-a73): New entry.
2248 (cortex-a73.cortex-a35): Likewise.
2249 (cortex-a73.cortex-a53): Likewise.
2250 * config/arm/arm-tables.opt: Regenerate.
2251 * config/arm/arm-tune.md: Likewise.
2252 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
2253 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2254 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
2255 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2256 * doc/invoke.texi (ARM Options): Document cortex-a73,
2257 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
2259 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2261 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
2262 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
2263 (cortex-a73.cortex-a35): Likewise.
2264 (cortex-a73.cortex-a53): Likewise.
2265 * config/aarch64/aarch64-tune.md: Regenerate.
2266 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
2267 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
2270 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2272 * configure.ac (gcc_cv_as_compress_debug): Remove
2273 --compress-debug-sections as extra as switch.
2274 Handle gas --compress-debug-sections=type.
2275 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
2276 Handle gld --compress-debug-sections=type.
2277 * configure: Regenerate.
2279 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
2281 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
2283 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
2285 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
2286 (do_rewrite): likewise.
2288 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2290 * common/config/mep/mep-common.c: Remove.
2291 * config.gcc: Remove mep-* support.
2292 * config/mep/constraints.md: Remove.
2293 * config/mep/default.h: Remove.
2294 * config/mep/intrinsics.h: Remove.
2295 * config/mep/intrinsics.md: Remove.
2296 * config/mep/ivc2-template.h: Remove.
2297 * config/mep/mep-c5.cpu: Remove.
2298 * config/mep/mep-core.cpu: Remove.
2299 * config/mep/mep-default.cpu: Remove.
2300 * config/mep/mep-ext-cop.cpu: Remove.
2301 * config/mep/mep-intrin.h: Remove.
2302 * config/mep/mep-ivc2.cpu: Remove.
2303 * config/mep/mep-pragma.c: Remove.
2304 * config/mep/mep-protos.h: Remove.
2305 * config/mep/mep.c: Remove.
2306 * config/mep/mep.cpu: Remove.
2307 * config/mep/mep.h: Remove.
2308 * config/mep/mep.md: Remove.
2309 * config/mep/mep.opt: Remove.
2310 * config/mep/predicates.md: Remove.
2311 * config/mep/t-mep: Remove.
2312 * doc/install.texi: Remove mep-* documentation.
2313 * doc/md.texi: Likewise.
2315 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2317 * config.gcc: Remove support for avr-rtems.
2318 * config/avr/gen-avr-mmcu-specs.c: Likewise.
2319 * config/avr/rtems.h: Remove.
2320 * config/avr/t-rtems: Remove.
2322 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2324 * config.gcc: Remove m32r-rtems support.
2325 * config/m32r/rtems.h: Remove.
2327 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2329 * config.gcc: Remove h8300-rtems support.
2330 * config/h8300/rtems.h: Remove.
2331 * config/h8300/t-rtems: Remove.
2333 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2335 * config.gcc: Remove support for knetbsd.
2336 * configure.ac: Likewise.
2337 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
2338 * config/knetbsd-gnu.h: Remove.
2339 * configure: Regenerate.
2341 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2343 * config.gcc: Remove support for openbsd 2 and 3.
2344 * config/openbsd-oldgas.h: Remove.
2346 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2348 * config.gcc: Remove interix support.
2349 * config/i386/i386-interix.h: Remove.
2350 * config/i386/interix.opt: Remove.
2351 * config/i386/t-interix: Remove.
2352 * configure: Regenerate.
2353 * configure.ac: Remove interix support.
2354 * doc/install.texi: Remove interix documentation.
2356 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2358 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2359 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2362 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2364 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
2365 they are both PLACEHOLDER_EXPRs.
2367 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2369 * stor-layout.c (layout_type): Move setting complex MODE to
2370 layout_type, instead of setting it ahead of time by the caller.
2371 * tree.c (build_complex_type): Likewise.
2373 2016-06-21 Martin Liska <mliska@suse.cz>
2375 * predict.c (force_edge_cold): Replace imposisble with
2378 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2380 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
2381 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
2383 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2385 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
2387 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
2388 Ilya Enkovich <ilya.enkovich@intel.com>
2391 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2392 New member function to convert V1TImode register to SUBREG
2393 TImode in debug insn.
2394 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
2395 after changing register mode to V1TImode.
2397 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
2399 * config/aarch64/aarch64-cores.def (vulcan): New core.
2400 * config/aarch64/aarch64-tune.md: Regenerate.
2401 * doc/invoke.texi: Document vulcan as an available option.
2403 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2405 * cse.c (canon_asm_operands): New function extracted from...
2406 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
2407 either standalone or member of a PARALLEL.
2409 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2412 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
2413 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
2414 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
2416 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2419 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
2420 constant addresses if can_create_pseudo_p.
2422 2016-06-21 Jakub Jelinek <jakub@redhat.com>
2424 PR tree-optimization/71588
2425 * tree-ssa-strlen.c (valid_builtin_call): New function.
2426 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
2429 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2432 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
2433 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
2434 for conversion of scalar user var to complex type and use the
2435 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
2438 PR rtl-optimization/71591
2439 * toplev.c (toplev::run_self_tests): If no_backend, complain and
2440 don't run any tests.
2442 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
2445 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
2446 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
2447 space for PIC with non-v32 and the common non-PIC "jump".
2449 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2452 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2453 returned values and add UN*/LTGT/*ORDERED cases with values matching
2454 D operand modifier on vcmp for AVX.
2456 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2458 * config/aarch64/aarch64.opt
2459 (mpc-relative-literal-loads): Rename internal option name.
2460 * config/aarch64/aarch64.c
2461 (aarch64_nopcrelative_literal_loads): Rename to
2462 aarch64_pcrelative_literal_loads.
2463 (aarch64_expand_mov_immediate): Likewise.
2464 (aarch64_secondary_reload): Likewise.
2465 (aarch64_can_use_per_function_literal_pools_p): Likewise.
2466 (aarch64_override_options_after_change_1): Rename and simplify logic.
2467 (aarch64_classify_symbol): Merge large model checks into switch,
2468 remove pc-relative load check.
2470 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2472 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
2473 costs relative to the cost of a register move.
2475 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2477 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
2478 (vcvt_n_f64_u64): Likewise.
2479 (vcvt_n_s64_f64): Likewise.
2480 (vcvt_n_u64_f64): Likewise.
2481 (vcvt_f64_s64): Likewise.
2482 (vrecpe_f64): Likewise.
2483 (vcvt_f64_u64): Likewise.
2484 (vrecps_f64): Likewise.
2486 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2488 * config/aarch64/aarch64.md
2489 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
2491 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
2493 * config/aarch64/aarch64-builtins.c
2494 (aarch64_types_binop_uss_qualifiers): Delete.
2495 (TYPES_BINOP_USS): Likewise.
2496 (aarch64_types_binop_sus_qualifiers): Likewise.
2497 (TYPES_BINOP_SUS): Likewise.
2498 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
2499 (TYPES_FCVTIMM_SUS): Likewise.
2500 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
2502 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
2503 (fcvtzs): Use SHIFTIMM rather than BINOP.
2504 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2506 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2508 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
2509 costs relative to the cost of a register move.
2511 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2513 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
2514 Allow scalar/single vector modes to be tieable.
2516 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2518 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2520 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2522 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
2524 * tree.h (TYPE_ALIGN): Likewise.
2526 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2529 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2531 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2533 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2534 literal" build warnings.
2535 (avr_print_operand_address): Dito.
2537 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2540 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2541 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2543 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2545 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2547 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2550 * reload1.c (reload): Pass 0 to finish_spills when called because
2551 update_eliminables_and_spill returns true and remove did_spill.
2552 (finish_spills): Adjust comment and document GLOBAL parameter.
2554 2016-06-17 DJ Delorie <dj@redhat.com>
2557 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2558 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2559 (umulqihi3_virt): Likewise.
2560 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2561 (umulqihi3_real): Likewise.
2563 2016-06-17 Martin Liska <mliska@suse.cz>
2565 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2567 2016-06-17 Martin Liska <mliska@suse.cz>
2569 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2571 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2573 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2575 (vaddq_f32): Likewise.
2576 (vmul_f32): Likewise.
2577 (vmulq_f32): Likewise.
2578 (vsub_f32): Likewise.
2579 (vsubq_f32): Likewise.
2581 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2583 PR tree-optimization/71347
2584 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2585 cost for all uses in group.
2587 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2589 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2590 insert gimple seq if it's not empty.
2592 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2594 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2596 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2598 (comp_dr_with_seg_len_pair): Ditto.
2599 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2600 struct dr_with_seg_len_pair against DR_OFFSET.
2601 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2604 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2606 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2608 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2610 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2611 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2612 (pa_output_millicode_call): Likewise.
2613 (pa_output_call): Likewise.
2614 (pa_output_indirect_call): Likewise.
2615 (pa_asm_output_mi_thunk): Likewise.
2617 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2619 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2621 2016-06-16 Martin Liska <mliska@suse.cz>
2623 * predict.c (combine_predictions_for_insn): When we find a first
2624 match predictor, we should consider just predictors with
2625 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2626 DS theory predictor.
2627 (combine_predictions_for_bb): Likewise.
2629 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2631 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2632 with base of reference to struct.
2634 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2636 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2638 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2641 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2642 progmem_swtable_section.
2643 (progmem_swtable_section): Remove.
2644 (avr_asm_function_rodata_section): Remove.
2645 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2646 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2648 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2650 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2651 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2652 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2653 signature_CENTAUR_ebx.
2654 * config/i386/i386.c (ix86_option_override_internal): Add
2655 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2656 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2657 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2659 2016-06-16 Martin Liska <mliska@suse.cz>
2661 * predict.def: Add fortran loop preheader predictor.
2662 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2663 fold IFN_BUILTIN_EXPECT with a known constant argument.
2665 2016-06-16 Martin Liska <mliska@suse.cz>
2667 * predict.def: Add 'Fortran' to display text of all
2668 PRED_FORTRAN_* predictors.
2670 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2673 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2674 [IA64_BUILTIN_NANSQ]: Ditto.
2675 (ia64_fold_builtin): New function.
2676 (TARGET_FOLD_BUILTIN): New define.
2677 (ia64_init_builtins) Declare const_string_type node.
2678 Add __builtin_nanq and __builtin_nansq builtin functions.
2679 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2681 2016-06-16 Nick Clifton <nickc@redhat.com>
2683 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2684 MSP430_HWMULT_ prefix to enum values.
2685 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2686 * config/msp430/msp430.c: Update use of enum values.
2687 * config/msp430/msp430.md: Likewise.
2688 * config/msp430/msp430.opt: Likewise.
2690 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2692 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2693 of comparsions in the last iteration.
2695 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2696 Joern Rennecke <joern.rennecke@embecosm.com>
2698 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2700 (arc_needs_pcl_p): Add GOTOFFPC.
2701 (arc_legitimate_pic_addr_p): Likewise.
2702 (arc_output_pic_addr_const): Likewise.
2703 (arc_legitimize_pic_address): Generate a pc-relative address using
2705 (arc_output_libcall): Use @pcl syntax.
2706 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2707 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2708 (*movsi_insn): Use @pcl syntax.
2709 (doloop_begin_i): Likewise.
2711 2016-06-16 Martin Liska <mliska@suse.cz>
2713 * predict.def: Define a new predictor.
2715 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2717 * config/arc/arc.opt (mtp-regno): Update text.
2719 2016-06-16 Renlin Li <renlin.li@arm.com>
2721 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2723 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2726 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2727 (setcc + and peephole2): Likewise.
2729 PR rtl-optimization/71532
2730 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2733 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2735 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2736 DImode constants with XXSPLTIB in vector registers.
2737 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2738 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2739 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2740 extraction of the element at the top of the register as a scalar
2742 (vsx_extract_<mode>_internal1): Likewise.
2743 (vsx_extract_<mode>_internal2): Likewise.
2744 * config/rs6000/constraints.md (wi constraint): Remove a comment
2745 about DImode not being allowed in Altivec registers.
2746 (wB constraint): New constraint for constants that can be
2747 generated in Altivec registers with VSPLTISW/VUPKHSW.
2748 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2750 (xxspltib_constant_nosplit): Likewise.
2751 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2752 support for -mupper-regs-di to enable DImode to go into Altivec
2754 (POWERPC_MASKS): Likewise.
2755 (power7 cpu): Likewise.
2756 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2757 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2758 for DImode being allowed in Altivec registers. Update wi/wj
2759 constraints. Set scalar_in_vmx_p flag.
2760 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2761 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2762 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2763 (rs6000_opt_masks): Add -mupper-regs-di.
2764 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2765 direct move to use wi and not wj.
2767 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2769 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2770 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2771 any VSX register, instead of just Altivec registers, to allow
2772 either operand to be an Altivec register or both.
2773 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2774 (movdi_internal32): Add support for -mupper-regs-di. Add support
2775 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2776 the alternatives and attributes to be lined up to be easier to
2778 (movdi_internal64): Likewise.
2779 (64-bit DImode splitters): Change predicates to only split loading
2780 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2781 load constants in ISA 3.0 or ISA 2.07 respectively.
2782 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2783 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2784 mention -mcpu=power9 sets these options.
2785 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2788 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2791 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2792 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2793 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2794 by default to warn misspelled interrupt/ signal handler.
2795 * doc/invoke.texi (AVR Options): Document it. Update description
2796 for -nodevicelib option.
2798 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2800 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2801 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2802 (aarch64_<sur>shll2_n<mode>): Likewise.
2804 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2807 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2808 DECL_CONTEXT for copied arguments.
2810 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2812 PR tree-optimization/71483
2813 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2816 2016-06-15 Martin Liska <mliska@suse.cz>
2818 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2819 instead of predict_edge w/o a probability.
2821 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2823 PR tree-optimization/71439
2824 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2827 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2829 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2830 register subregs in SET_SRC.
2832 2016-06-15 Richard Biener <rguenther@suse.de>
2834 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2837 2016-06-15 Richard Biener <rguenther@suse.de>
2839 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2840 not consider dependences between accesses that belong to the
2842 (vect_analyze_data_ref_dependences): Do not analyze read-read
2843 or self-dependences.
2845 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2847 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2849 (find_closest_identifier): Reimplement in terms of
2850 best_match<tree,tree>.
2851 * spellcheck-tree.h: New file.
2852 * spellcheck.c (struct edit_distance_traits<const char *>): New
2854 (find_closest_string): Reimplement in terms of
2855 best_match<const char *, const char *>.
2856 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2857 overload to spellcheck-tree.h.
2858 (find_closest_identifier): Likewise.
2859 (struct edit_distance_traits<T>): New template.
2860 (class best_match): New class.
2862 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2864 * selftest-run-tests.c (selftest::run_tests): Call
2865 selftest::spellcheck_tree_c_tests.
2866 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2867 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2868 (selftest::test_find_closest_identifier): New function.
2869 (selftest::spellcheck_tree_c_tests): New function.
2870 * spellcheck.c (selftest::test_find_closest_string): Verify that
2871 the order of the vec does not affect the results for this case.
2872 (selftest::test_data): New array.
2873 (selftest::test_metric_conditions): New function.
2874 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2875 Call selftest::test_metric_conditions.
2877 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2879 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2880 (BU_P9_MISC_1): Likewise.
2881 (BU_P9_64BIT_MISC_0): Likewise.
2882 (BU_P9_MISC_0): Likewise.
2884 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2886 * gcc-rich-location.c
2887 (gcc_rich_location::add_fixit_misspelled_id): New method.
2888 * gcc-rich-location.h
2889 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2891 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2893 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2894 FreeBSD 11 and above.
2896 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2898 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2900 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2902 * expmed.h: Close parenthesis in "at your option" in copyright
2904 * lower-subreg.h: Likewise.
2906 2016-06-14 Richard Biener <rguenther@suse.de>
2909 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2912 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2914 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2916 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2918 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2920 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2921 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2923 2016-06-14 Richard Biener <rguenther@suse.de>
2925 PR tree-optimization/71522
2926 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2927 copying into float copying.
2929 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2931 PR tree-optimization/71520
2932 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2933 (replace_block_by): Move user labels from bb1 to bb2.
2935 2016-06-14 Richard Biener <rguenther@suse.de>
2939 * expr.h (get_bit_range): Declare.
2940 * expr.c (get_bit_range): Export.
2941 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2942 word_mode again to constrain the bitfield access.
2944 2016-06-14 Richard Biener <rguenther@suse.de>
2946 PR tree-optimization/71521
2947 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2948 division int_const_binop against zero divisor.
2950 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2952 * config/i386/i386.md (signbittf2): New expander.
2953 * config/i386/sse.md (ptesttf2): New insn pattern.
2955 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2958 * input.c (selftest::test_reading_source_line): Avoid reading from
2959 __FILE__ by creating a tempfile with known content and reading
2962 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2964 * pretty-print.c (assert_pp_format_colored): Skip the test if
2966 (test_pp_format): Remove comment about GCC_COLORS.
2968 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2970 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2971 * pretty-print.c (assert_pp_format_va): Add location param and use
2972 it with ASSERT_STREQ_AT.
2973 (assert_pp_format): Add location param and pass it to
2974 assert_pp_format_va.
2975 (assert_pp_format_colored): Likewise.
2976 (ASSERT_PP_FORMAT_1): New.
2977 (ASSERT_PP_FORMAT_2): New.
2978 (ASSERT_PP_FORMAT_3): New.
2979 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2980 explicitly, or implicitly via the above macros.
2981 * selftest.c (selftest::pass): Use a selftest::location rather
2983 (selftest::fail): Likewise. Print the function name.
2984 (selftest::fail_formatted): Likewise.
2985 (selftest::assert_streq): Use a selftest::location rather than
2987 * selftest.h (selftest::location): New struct.
2988 (SELFTEST_LOCATION): New macro.
2989 (selftest::pass): Accept a const location & rather than file
2991 (selftest::fail): Likewise.
2992 (selftest::fail_formatted): Likewise.
2993 (selftest::assert_streq): Likewise.
2994 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2995 (ASSERT_FALSE): Likewise.
2996 (ASSERT_EQ): Likewise.
2997 (ASSERT_NE): Likewise.
2998 (ASSERT_STREQ): Likewise.
2999 (ASSERT_PRED1): Likewise.
3000 (ASSERT_STREQ_AT): New macro.
3002 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3004 * selftest.c (selftest::fail_formatted): New function.
3005 (selftest::assert_streq): New function.
3006 * selftest.h (selftests::fail_formatted): New decl.
3007 (selftest::assert_streq): New decl.
3008 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
3010 2016-06-13 Jeff Law <law@redhat.com>
3012 PR tree-optimization/71403
3013 * tree-ssa-threadbackward.c
3014 (convert_and_register_jump_thread_path): No longer accept reference
3015 to path. Do not pop items off the path anymore.
3016 (fsm_find_control_statement_thread_paths): Do not allow threading
3017 to a deeper loop nest. Pop the last item off the path here rather
3018 than in convert_and_register_jump_thread_path.
3020 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3021 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
3023 [AArch64] Emit division using the Newton series
3025 * config/aarch64/aarch64-protos.h
3026 (cpu_approx_modes): Add new member "division".
3027 (aarch64_emit_approx_div): Declare new function.
3028 * config/aarch64/aarch64.c
3029 (generic_approx_modes): New member "division".
3030 (exynosm1_approx_modes): Likewise.
3031 (xgene1_approx_modes): Likewise.
3032 (aarch64_emit_approx_div): Define new function.
3033 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
3034 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
3035 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
3036 * doc/invoke.texi (-mlow-precision-div): Describe new option.
3038 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3039 Wilco Dijkstra <wilco.dijkstra@arm.com>
3041 [AArch64] Emit square root using the Newton series
3043 * config/aarch64/aarch64-protos.h
3044 (aarch64_emit_approx_rsqrt): Replace with new function
3045 "aarch64_emit_approx_sqrt".
3046 (cpu_approx_modes): New member "sqrt".
3047 * config/aarch64/aarch64.c
3048 (generic_approx_modes): New member "sqrt".
3049 (exynosm1_approx_modes): Likewise.
3050 (xgene1_approx_modes): Likewise.
3051 (aarch64_emit_approx_rsqrt): Replace with new function
3052 "aarch64_emit_approx_sqrt".
3053 (aarch64_override_options_after_change_1): Handle new option.
3054 * config/aarch64/aarch64-simd.md
3055 (rsqrt<mode>2): Use new function instead.
3056 (sqrt<mode>2): New expansion and insn definitions.
3057 * config/aarch64/aarch64.md: Likewise.
3058 * config/aarch64/aarch64.opt
3059 (mlow-precision-sqrt): Add new option description.
3060 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
3062 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3064 [AArch64] Add more choices for the reciprocal square root approximation
3066 Allow a target to prefer such operation depending on the operation mode.
3068 * config/aarch64/aarch64-protos.h
3069 (AARCH64_APPROX_MODE): New macro.
3070 (AARCH64_APPROX_{NONE,ALL}): Likewise.
3071 (cpu_approx_modes): New structure.
3072 (tune_params): New member "approx_modes".
3073 * config/aarch64/aarch64-tuning-flags.def
3074 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
3075 * config/aarch64/aarch64.c
3076 (generic_approx_modes): New core "cpu_approx_modes" structure.
3077 (exynosm1_approx_modes): Likewise.
3078 (xgene1_approx_modes): Likewise.
3079 (generic_tunings): New member "approx_modes".
3080 (cortexa35_tunings): Likewise.
3081 (cortexa53_tunings): Likewise.
3082 (cortexa57_tunings): Likewise.
3083 (cortexa72_tunings): Likewise.
3084 (exynosm1_tunings): Likewise.
3085 (thunderx_tunings): Likewise.
3086 (xgene1_tunings): Likewise.
3087 (use_rsqrt_p): New argument for the mode and use new member from
3089 (aarch64_builtin_reciprocal): Devise mode from builtin.
3090 (aarch64_optab_supported_p): New argument for the mode.
3091 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
3093 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3095 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
3096 RS6000_BTM_MODULO flag into the set of flags that are considered
3097 to be part of the common configuration.
3099 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3101 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
3102 difference unsigned.
3103 (vec_absdb): New macro for vector absolute difference unsigned
3105 (vec_absdh): New macro for vector absolute difference unsigned
3107 (vec_absdw): New macro for vector absolute difference unsigned word.
3108 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
3109 (vadu<mode>3): New insn.
3110 (*p9_vadu<mode>3): New insn.
3111 * config/rs6000/rs6000-builtin.def (vadub): New built-in
3113 (vaduh): New built-in definition.
3114 (vaduw): New built-in definition.
3115 (vadu): New overloaded built-in definition.
3116 (vadub): New overloaded built-in definition.
3117 (vaduh): New overloaded built-in definition.
3118 (vaduw): New overloaded built-in definition.
3119 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3120 overloaded vector absolute difference unsigned functions.
3121 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3122 the ISA 3.0 vector absolute difference unsigned built-in functions.
3124 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
3126 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
3127 update shared_lookup_references only once after changing operands.
3129 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
3132 * tree-nested.c (convert_nonlocal_omp_clauses)
3133 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
3135 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
3136 * tree.def (CASE_LABEL_EXPR): Likewise.
3138 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3141 * input.c (test_builtins): Fix an assertion.
3143 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3145 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
3148 (isinf<mode>2): Ditto.
3150 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3152 * ggc-tests.c (test_finalization): Only test need_finalization_p
3153 for GCC_VERSION >= 4003.
3155 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3157 * config/s390/vecintrin.h: Fix file description in comment.
3159 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3161 * config/s390/s390-builtin-types.def: Change builtin type naming
3162 scheme to match builtin-types.def.
3164 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
3166 * fold-const.c (optimize_minmax_comparison): Remove.
3167 (fold_comparison): Remove call to the above.
3168 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
3169 New transformations.
3171 2016-06-13 Alan Hayward <alan.hayward@arm.com>
3173 PR tree-optimization/71416
3174 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
3177 2016-06-13 Martin Liska <mliska@suse.cz>
3179 * predict.c (enum predictor_reason): Prefix enum with REASON_.
3180 (combine_predictions_for_insn): Likewise.
3181 (prune_predictions_for_bb): Likewise.
3182 (combine_predictions_for_bb): Likewise.
3184 2016-06-13 Richard Biener <rguenther@suse.de>
3186 PR tree-optimization/71505
3187 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
3188 assert match comment.
3190 2016-06-13 Marek Polacek <polacek@redhat.com>
3193 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
3194 gimplify_switch_expr.
3195 (warn_switch_unreachable_r): New function.
3197 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3200 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3203 2016-06-13 Richard Biener <rguenther@suse.de>
3206 * fold-const.c (fold_unary_loc): Preserve alignment when
3207 folding a VIEW_CONVERT_EXPR into a MEM_REF.
3209 2016-06-13 Martin Liska <mliska@suse.cz>
3212 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
3213 w/ -fsanitize=bounds.
3215 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3217 * config/i386/i386.c (ix86_init_builtins): Calculate
3218 FLOAT128_FTYPE_CONST_STRING function type only once.
3219 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
3220 built-in functions are available for x86-32 and x86-64 targets.
3222 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3225 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
3227 (FLOAT128_FTYPE_CONST_STRING): New function type.
3228 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
3229 [IX86_BUILTIN_NANSQ]: Ditto.
3230 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3231 (ix86_init_builtin_types): Declare const_string_type_node.
3232 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
3234 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3235 * doc/extend.texi (x86 Built-in Functions): Document
3236 __builtin_nanq and __builtin_nansq.
3238 2016-06-11 Jiong Wang <jiong.wang@arm.com>
3241 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
3242 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
3243 length for pop patterns.
3244 (arm_attr_length_push_multi): Update comments.
3245 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
3247 (*pop_multiple_with_writeback_and_return): Likewise.
3248 (*pop_multiple_with_return): Likewise.
3250 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
3253 * fold-const.c (optimize_bit_field_compare): Don't try to use
3254 word_mode unconditionally for reading the bit field, look at
3255 DECL_BIT_FIELD_REPRESENTATIVE instead.
3257 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3260 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
3261 vector integer type.
3263 2016-06-10 Jakub Jelinek <jakub@redhat.com>
3266 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
3267 without LABEL_DECL, set *handled_ops_p to false instead of true.
3269 2016-06-10 Martin Sebor <msebor@redhat.com>
3272 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
3273 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
3274 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
3276 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
3277 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
3278 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
3279 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
3280 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
3281 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
3282 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
3283 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
3285 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3287 * config/arm/arm.h (pool_vector_label,
3288 return_used_this_function): Remove.
3290 2016-06-10 Jeff Law <law@redhat.com>
3292 PR tree-optimization/71335
3293 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
3294 zero length paths here.
3295 (convert_and_register_jump_thread_path): Remove hacks related to
3296 duplicated blocks in the jump thread path.
3297 (fsm_find_control_statement_thread_paths): Avoid putting the same
3298 block on the thread path twice, but ensure the thread path is
3299 unchanged from the caller's point of view.
3301 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3303 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
3304 * predict.def (PRED_LOOP_BRANCH): Remove.
3306 2016-06-10 David Malcolm <dmalcolm@redhat.com>
3308 * Makefile.in (OBJS): Add ggc-tests.o.
3309 (GTFILES): Add ggc-tests.c.
3310 * ggc-tests.c: New file.
3311 * selftest-run-tests.c (selftest::run_tests): Call
3312 selftest::ggc_tests_c_tests.
3313 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
3315 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
3317 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
3319 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
3322 * varasm.c (place_block_symbol): Adjust alignment for asan protected
3323 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
3325 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3327 * profile.c: Include cfgloop.h.
3328 (branch_prob): Compute estimated number of iterations.
3329 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
3330 recompute estimate number of iterations from profile.
3332 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3335 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
3336 must be grouped on top of stack. Don't force early clobber
3337 on ordinary reg outputs.
3339 2016-06-10 Richard Biener <rguenther@suse.de>
3341 * targhooks.c (default_builtin_vectorization_cost): Adjust
3344 2016-06-10 Richard Biener <rguenther@suse.de>
3346 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
3347 to fold the RHS to a constant if possible.
3349 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
3352 * tree-nested.c (convert_nonlocal_omp_clauses)
3353 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
3354 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
3355 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
3357 * gimplify.c (gimplify_adjust_omp_clauses): Discard
3359 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
3361 * omp-low.c (scan_sharing_clauses): Don't expect
3364 2016-06-10 Alan Hayward <alan.hayward@arm.com>
3366 PR tree-optimization/71407
3367 PR tree-optimization/71416
3368 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
3371 2016-06-10 Richard Biener <rguenther@suse.de>
3374 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
3376 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
3378 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
3380 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
3381 Jiong Wang <jiong.wang@arm.com>
3383 PR rtl-optimization/70751
3384 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
3385 spilled into memory.
3387 2016-06-09 Jonathan Yong <10walls@gmail.com>
3390 2015-09-21 Jonathan Yong <10walls@gmail.com>
3392 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
3393 sysroot/usr/lib/32api for additional win32 libraries,
3394 fixes failing Cygwin bootstrapping.
3396 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
3398 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
3401 2016-06-09 David Malcolm <dmalcolm@redhat.com>
3404 * pretty-print.c (pp_indent): Specify that %p is printed in a
3405 host-dependent manner.
3406 (test_pp_format): Remove the test for %p.
3408 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
3410 * config/mips/mips.c (mips_output_jump): Fix formatting.
3412 2016-06-09 Richard Biener <rguenther@suse.de>
3414 PR tree-optimization/71462
3415 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
3418 2016-06-09 Martin Liska <mliska@suse.cz>
3420 * predict.c (dump_prediction): Add new argument.
3421 (enum predictor_reason): New enum.
3422 (struct predictor_hash): New struct.
3423 (predictor_hash::hash): New function.
3424 (predictor_hash::equal): Likewise.
3425 (not_removed_prediction_p): New function.
3426 (prune_predictions_for_bb): Likewise.
3427 (combine_predictions_for_bb): Prune predictions.
3429 2016-06-09 Martin Liska <mliska@suse.cz>
3431 * predict.c (filter_predictions): New function.
3432 (remove_predictions_associated_with_edge): Use the filter
3434 (equal_edge_p): New function.
3436 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
3438 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
3439 Correct usage of @samp vs @option, add @samp where appropriate.
3440 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
3441 Add armv6s-m and document it, as it is no official ARM name.
3443 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3445 * ifcvt.c (struct noce_if_info): Add transform_name field.
3446 (noce_try_move): Set if_info->transform_name to the function name.
3447 (noce_try_ifelse_collapse): Likewise.
3448 (noce_try_store_flag): Likewise.
3449 (noce_try_inverse_constants): Likewise.
3450 (noce_try_store_flag_constants): Likewise.
3451 (noce_try_addcc): Likewise.
3452 (noce_try_store_flag_mask): Likewise.
3453 (noce_try_cmove): Likewise.
3454 (noce_try_cmove_arith): Likewise.
3455 (noce_try_minmax): Likewise.
3456 (noce_try_abs): Likewise.
3457 (noce_try_sign_mask): Likewise.
3458 (noce_try_bitop): Likewise.
3459 (noce_convert_multiple_sets): Likewise.
3460 (noce_process_if_block): Print if_info->transform_name to
3461 dump_file if transformation succeeded.
3463 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3465 * config/arm/cortex-a57.md (cortex_a57_alu):
3468 2016-06-08 Martin Sebor <msebor@redhat.com>
3469 Jakub Jelinek <jakub@redhat.com>
3473 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
3474 BUILT_IN_MUL_OVERFLOW_P): New builtins.
3475 * builtins.c: Include gimple-fold.h.
3476 (fold_builtin_arith_overflow): Handle
3477 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
3478 (fold_builtin_3): Likewise.
3479 * doc/extend.texi (Integer Overflow Builtins): Document
3480 __builtin_{add,sub,mul}_overflow_p.
3482 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3484 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3485 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3487 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
3489 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
3490 Rewrite, looking one level down for records and arrays.
3492 2016-06-08 David Malcolm <dmalcolm@redhat.com>
3494 * pretty-print.c: Include "selftest.h".
3495 (pp_format): Fix comment.
3496 (identifier_to_locale): Likewise.
3497 (selftest::test_basic_printing): New function.
3498 (selftest::assert_pp_format): New function.
3499 (selftest::test_pp_format): New function.
3500 (selftest::pretty_print_c_tests): New function.
3501 * selftest-run-tests.c (selftest::run_tests): Call
3502 selftest::pretty_print_c_tests.
3503 * selftest.h (pretty_print_c_tests): New declaration.
3505 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3507 * invoke.texi (max-loop-headers-insns): Document.
3508 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
3509 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
3510 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
3512 2016-06-08 Richard Biener <rguenther@suse.de>
3514 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
3515 on strided SLP loads and fall back to scalar loads in case
3516 we can't chunk them.
3518 2016-06-08 Richard Biener <rguenther@suse.de>
3520 PR tree-optimization/71452
3521 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
3522 type used for the SSA rewrite has enough precision to cover
3523 the dynamic type of the location.
3525 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3526 Richard Biener <rguenther@suse.de>
3529 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3530 the same as DECL_P (base0) for indirect_base0. Use equality_code
3531 in one further place.
3533 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3535 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3536 to one word if the field is known to overlap other words.
3537 (extract_bit_field_1): Likewise.
3538 (store_split_bit_field): Remove compensating code.
3539 (extract_split_bit_field): Likewise.
3541 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3545 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3547 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3549 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3551 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3552 (arch64_addpv4sf): Delete.
3553 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3554 "gen_aarch64_addpv4sf".
3555 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3557 (vpadds_f32): Likewise.
3558 (vpaddq_f32): Likewise.
3559 (vpaddq_f64): Likewise.
3561 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3563 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3565 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3566 to VALLF. Rename to "fabd<mode>3".
3567 "*fabd_scalar<mode>3): Delete.
3568 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3570 (vabdd_f64): Likewise.
3571 (vabd_f32): Likewise.
3572 (vabd_f64): Likewise.
3573 (vabdq_f32): Likewise.
3574 (vabdq_f64): Likewise.
3576 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3578 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3580 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3581 "aarch64_rsqrts<mode>".
3582 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3583 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3585 (vrsqrtsd_f64): Likewise.
3586 (vrsqrts_f32): Likewise.
3587 (vrsqrts_f64): Likewise.
3588 (vrsqrtsq_f32): Likewise.
3589 (vrsqrtsq_f64): Likewise.
3591 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3593 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3595 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3596 "aarch64_rsqrte<mode>".
3597 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3598 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3600 (vrsqrted_f64): Likewise.
3601 (vrsqrte_f32): Likewise.
3602 (vrsqrte_f64): Likewise.
3603 (vrsqrteq_f32): Likewise.
3604 (vrsqrteq_f64): Likewise.
3606 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3608 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3612 * config/aarch64/aarch64-simd.md
3613 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3614 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3615 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3617 (vcvt_n_f32_u32): Likewise.
3618 (vcvt_n_s32_f32): Likewise.
3619 (vcvt_n_u32_f32): Likewise.
3620 (vcvtq_n_f32_s32): Likewise.
3621 (vcvtq_n_f32_u32): Likewise.
3622 (vcvtq_n_f64_s64): Likewise.
3623 (vcvtq_n_f64_u64): Likewise.
3624 (vcvtq_n_s32_f32): Likewise.
3625 (vcvtq_n_s64_f64): Likewise.
3626 (vcvtq_n_u32_f32): Likewise.
3627 (vcvtq_n_u64_f64): Likewise.
3628 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3629 (VSDQ_SDI): Likewise.
3630 (fcvt_target): Support V4DI, V4SI and V2SI.
3631 (FCVT_TARGET): Likewise.
3633 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3635 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3636 (TYPES_BINOP_SUS): Likewise.
3637 (aarch64_simd_builtin_data): Update include file name.
3638 (aarch64_builtins): Likewise.
3639 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3640 for conversion between scalar float-point and fixed-point.
3644 * config/aarch64/aarch64.md
3645 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3646 pattern for conversion between scalar float to fixed-pointer.
3647 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3648 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3649 (UNSPEC_FCVTZU): Likewise.
3650 (UNSPEC_SCVTF): Likewise.
3651 (UNSPEC_UCVTF): Likewise.
3652 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3654 (vcvtd_n_f64_u64): Likewise.
3655 (vcvtd_n_s64_f64): Likewise.
3656 (vcvtd_n_u64_f64): Likewise.
3657 (vcvtd_n_f32_s32): Likewise.
3658 (vcvts_n_f32_u32): Likewise.
3659 (vcvtd_n_s32_f32): Likewise.
3660 (vcvts_n_u32_f32): Likewise.
3661 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3663 (FCVT_TARGET): Likewise.
3664 (FCVT_FIXED2F): New iterator.
3665 (FCVT_F2FIXED): Likewise.
3666 (fcvt_fixed_insn): New define_int_attr.
3668 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3670 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3671 some statements was removed.
3673 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3675 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3676 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3677 (vect_can_advance_ivs_p): likewise.
3678 (vect_update_ivs_after_vectorizer): likewise.
3679 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3680 (vect_analyze_scalar_cycles_1): likewise.
3681 (vect_analyze_loop_operations): likewise.
3682 (report_vect_op): likewise.
3683 (vect_is_slp_reduction): likewise.
3684 (vect_is_simple_reduction): likewise.
3685 (get_initial_def_for_induction): likewise.
3686 (vect_transform_loop): likewise.
3687 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3688 (vect_recog_sad_pattern): likewise.
3689 (vect_recog_widen_sum_pattern): likewise.
3690 (vect_recog_widening_pattern): likewise.
3691 (vect_recog_divmod_pattern): likewise.
3692 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3693 (vect_analyze_slp_instance): likewise.
3694 (vect_transform_slp_perm_load): likewise.
3695 (vect_schedule_slp_instance): likewise.
3697 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3699 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3700 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3701 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3702 (PRED_LOOP_BRANCH): Document predictor as broken.
3703 (PRED_LOOP_EXIT): Change hitrate 91->92.
3704 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3705 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3706 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3707 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3708 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3709 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3710 (PRED_CALL): Chane hitrate 71->67.
3711 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3712 (PRED_GOTO): Document as unused right now.
3713 (PRED_CONST_RETURN): Change hitrate 67->69
3714 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3715 (PRED_NULL_RETURN): Change hitrate 91->90.
3716 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3717 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3718 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3720 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3722 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3723 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3724 special case Altivec builtin.
3725 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3726 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3727 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3728 code for ALTIVEC_BUILTIN_VEC_MUL.
3729 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3730 for __builtin_vec_mul.
3732 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3734 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3737 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3739 * spellcheck.c (selftest::test_find_closest_string): New function.
3740 (spellcheck_c_tests): Call the above.
3742 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3744 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3746 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3748 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3749 Yv=Yv,C alternatives.
3751 2016-06-07 Richard Biener <rguenther@suse.de>
3754 * common.opt (ffast-math): Make Optimization.
3756 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3757 Prachi Godbole <prachi.godbole@imgtec.com>
3759 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3760 `fabs' and `fneg' type attributes.
3761 (p5600_fpu_fabs): Add `fmove' to the comment.
3763 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3765 * gimple.c: Include builtins.h
3766 (gimple_inexpensive_call_p): New function.
3767 * gimple.h (gimple_inexpensive_call_p): Declare.
3768 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3769 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3772 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3774 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3775 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3776 warning_at_rich_loc, warning_n, pedwarn, permerror,
3777 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3778 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3781 2016-06-07 Richard Biener <rguenther@suse.de>
3783 PR tree-optimization/71428
3784 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3785 BIT_FIELD_REF op vs. load.
3787 2016-06-07 Richard Biener <rguenther@suse.de>
3790 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3793 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3795 * config/pa/pa.md (call): Generate indirect long calls to non-local
3796 functions on TARGET_64BIT.
3797 (call_value): Likewise.
3799 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3801 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3802 pattern and subsequent splitters.
3803 (call_val_reg_64bit_post_reload): Likewise.
3805 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3808 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3809 propagate_op_to_single_use.
3811 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3814 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3816 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3818 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3819 (enum x86_dirflag_state): New enum.
3820 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3821 (machine_function): Remove needs_cld.
3822 (ix86_current_function_needs_cld): Remove.
3823 * config/i386/i386.c (ix86_set_func_type): Set
3824 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3825 (ix86_expand_prologue): Do not emit CLD here.
3826 (ix86_dirflag_mode_needed): New function.
3827 (ix86_dirflag_mode_entry): Ditto.
3828 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3829 (ix86_mode_after): Ditto.
3830 (ix86_mode_entry): Ditto.
3831 (ix86_mode_exit): Ditto.
3832 (ix86_emit_mode_set): Ditto.
3833 * config/i386/i386.md (strmov_singleop): Set
3834 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3835 Do not set ix86_current_function_needs_cld.
3837 (strset_singleop): Ditto.
3839 (cmpstrnqi_nz_1): Ditto.
3840 (cmpstrnqi_1): Ditto.
3841 (strlenqi_1): Ditto.
3843 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3845 PR tree-optimization/71259
3846 * tree-vect-slp.c (vect_get_constant_vectors): For
3847 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3848 one for constant op, and use COND_EXPR for non-constant.
3850 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3852 * Makefile.in (OBJS): Add function-tests.o,
3853 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3854 selftest-run-tests.o.
3855 (OBJS-libcommon): Add selftest.o.
3856 (OBJS-libcommon-target): Add selftest.o.
3857 (all.internal): Add "selftest".
3858 (all.cross): Likewise.
3859 (selftest): New phony target.
3860 (s-selftest): New target.
3861 (selftest-gdb): New phony target.
3862 (COLLECT2_OBJS): Add selftest.o.
3863 * bitmap.c: Include "selftest.h".
3864 (selftest::test_gc_alloc): New function.
3865 (selftest::test_set_range): New function.
3866 (selftest::test_clear_bit_in_middle): New function.
3867 (selftest::test_copying): New function.
3868 (selftest::test_bitmap_single_bit_set_p): New function.
3869 (selftest::bitmap_c_tests): New function.
3870 * common.opt (fself-test): New.
3871 * diagnostic-show-locus.c: Include "selftest.h".
3872 (make_range): New function.
3873 (test_range_contains_point_for_single_point): New function.
3874 (test_range_contains_point_for_single_line): New function.
3875 (test_range_contains_point_for_multiple_lines): New function.
3876 (assert_eq): New function.
3877 (test_get_line_width_without_trailing_whitespace): New function.
3878 (selftest::diagnostic_show_locus_c_tests): New function.
3879 * et-forest.c: Include "selftest.h".
3880 (selftest::test_single_node): New function.
3881 (selftest::test_simple_tree): New function.
3882 (selftest::test_disconnected_nodes): New function.
3883 (selftest::et_forest_c_tests): New function.
3884 * fold-const.c: Include "selftest.h".
3885 (selftest::assert_binop_folds_to_const): New function.
3886 (selftest::assert_binop_folds_to_nonlvalue): New function.
3887 (selftest::test_arithmetic_folding): New function.
3888 (selftest::fold_const_c_tests): New function.
3889 * function-tests.c: New file.
3890 * gimple.c: Include "selftest.h".
3891 Include "gimple-pretty-print.h".
3892 (selftest::verify_gimple_pp): New function.
3893 (selftest::test_assign_single): New function.
3894 (selftest::test_assign_binop): New function.
3895 (selftest::test_nop_stmt): New function.
3896 (selftest::test_return_stmt): New function.
3897 (selftest::test_return_without_value): New function.
3898 (selftest::gimple_c_tests): New function.
3899 * hash-map-tests.c: New file.
3900 * hash-set-tests.c: New file.
3901 * input.c: Include "selftest.h".
3902 (selftest::assert_loceq): New function.
3903 (selftest::test_accessing_ordinary_linemaps): New function.
3904 (selftest::test_unknown_location): New function.
3905 (selftest::test_builtins): New function.
3906 (selftest::test_reading_source_line): New function.
3907 (selftest::input_c_tests): New function.
3908 * rtl-tests.c: New file.
3909 * selftest-run-tests.c: New file.
3910 * selftest.c: New file.
3911 * selftest.h: New file.
3912 * spellcheck.c: Include "selftest.h".
3913 (selftest::levenshtein_distance_unit_test_oneway): New function,
3914 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3915 (selftest::levenshtein_distance_unit_test): Likewise.
3916 (selftest::spellcheck_c_tests): Likewise.
3917 * toplev.c: Include selftest.h.
3918 (toplev::run_self_tests): New.
3919 (toplev::main): Handle -fself-test.
3920 * toplev.h (toplev::run_self_tests): New.
3921 * tree.c: Include "selftest.h".
3922 (selftest::test_integer_constants): New function.
3923 (selftest::test_identifiers): New function.
3924 (selftest::test_labels): New function.
3925 (selftest::tree_c_tests): New function.
3926 * tree-cfg.c: Include "selftest.h".
3927 (selftest::push_fndecl): New function.
3928 (selftest::test_linear_chain): New function.
3929 (selftest::test_diamond): New function.
3930 (selftest::test_fully_connected): New function.
3931 (selftest::tree_cfg_c_tests): New function.
3932 * vec.c: Include "selftest.h".
3933 (selftest::safe_push_range): New function.
3934 (selftest::test_quick_push): New function.
3935 (selftest::test_safe_push): New function.
3936 (selftest::test_truncate): New function.
3937 (selftest::test_safe_grow_cleared): New function.
3938 (selftest::test_pop): New function.
3939 (selftest::test_safe_insert): New function.
3940 (selftest::test_ordered_remove): New function.
3941 (selftest::test_unordered_remove): New function.
3942 (selftest::test_block_remove): New function.
3943 (selftest::reverse_cmp): New function.
3944 (selftest::test_qsort): New function.
3945 (selftest::vec_c_tests): New function.c.
3946 * wide-int.cc: Include selftest.h and wide-int-print.h.
3947 (selftest::from_int <wide_int>): New function.
3948 (selftest::from_int <offset_int>): New function.
3949 (selftest::from_int <widest_int>): New function.
3950 (selftest::assert_deceq): New function.
3951 (selftest::assert_hexeq): New function.
3952 (selftest::test_printing <VALUE_TYPE>): New function template.
3953 (selftest::test_ops <VALUE_TYPE>): New function template.
3954 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3955 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3957 (selftest::wide_int_cc_tests): New function.
3959 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3962 * ifcvt.c (noce_try_ifelse_collapse): New function.
3964 (noce_process_if_block): Call noce_try_ifelse_collapse.
3965 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3966 (simplify_ternary_operation): Use the above to simplify
3967 conditional CLZ/CTZ expressions.
3969 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3972 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3973 define_insn_and_split.
3975 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3978 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3980 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3983 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3984 Implicitly clobber memory for basic asm with non-empty assembler
3985 string. Use targetm.md_asm_adjust also here.
3986 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3987 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3988 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3989 non-empty assembler string.
3990 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3991 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3992 (decode_asm_operands): Handle basic asm in PARALLEL block.
3993 (extract_insn): Handle basic asm in PARALLEL block.
3994 * doc/extend.texi: Mention new behavior of basic asm.
3995 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3996 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3997 branch_needs_nop_p): Use asm_noperands.
3999 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
4001 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
4002 Include the M7 SPARC DFA scheduler.
4003 New attribute v3pipe.
4004 Annotate insns with v3pipe where appropriate.
4005 Define cpu_feature vis4.
4006 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
4007 Add (V8QI "8") to vbits.
4008 Add insns {add,sub}v8qi3
4009 Add insns ss{add,sub}v8qi3
4010 Add insns us{add,sub}{v8qi,v4hi}3
4011 Add insns {min,max}{v8qi,v4hi,v2si}3
4012 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
4013 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
4014 * config/sparc/niagara4.md: Add a comment explaining the
4015 discrepancy between the documented latenty numbers and the
4017 * config/sparc/niagara7.md: New file.
4018 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
4019 supports SPARC5 and VIS 4.0 instructions.
4020 * configure: Regenerate.
4021 * config.in: Likewise.
4022 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
4023 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
4024 TARGET_CPU_niagara7.
4025 (ASM_CPU64_DEFAULT_SPEC): Likewise.
4026 (CPP_CPU_SPEC): Handle niagara7.
4027 (ASM_CPU_SPEC): Likewise.
4028 * config/sparc/sparc-opts.h (processor_type): Add
4030 (mvis4): New option.
4031 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
4032 (AS_NIAGARA7_FLAG): Define.
4033 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
4034 (CPP_CPU64_DEFAULT_SPEC): Likewise.
4035 (CPP_CPU_SPEC): Handle niagara7.
4036 (ASM_CPU_SPEC): Likewise.
4037 * config/sparc/sparc.c (niagara7_costs): Define.
4038 (sparc_option_override): Handle niagara7 and adjust cache-related
4039 parameters with better values for niagara cpus. Also support VIS4.
4040 (sparc32_initialize_trampoline): Likewise.
4041 (sparc_use_sched_lookahead): Likewise.
4042 (sparc_issue_rate): Likewise.
4043 (sparc_register_move_cost): Likewise.
4044 (dump_target_flag_bits): Support VIS4.
4045 (sparc_vis_init_builtins): Likewise.
4046 (sparc_builtins): Likewise.
4047 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
4049 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
4051 * config/sparc/sparc.opt (sparc_processor_type): New value
4053 * config/sparc/visintrin.h (__attribute__): Prototypes for the
4055 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
4057 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
4060 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
4062 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
4064 2016-06-06 Richard Biener <rguenther@suse.de>
4066 PR tree-optimization/71398
4067 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
4070 2016-06-05 James Bowman <james.bowman@ftdichip.com>
4072 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
4073 ft32_expand_prolog, ft32_expand_epilogue):
4074 Handle pretend_args.
4075 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
4076 * config/ft32/ft32.md: Add pretend_returner.
4078 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
4081 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4082 Copy op1 RTX to avoid invalid sharing.
4083 (ix86_expand_vector_move_misalign): Ditto.
4085 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
4087 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
4090 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4092 * predict.c (predicted_by_loop_heuristics_p): New function.
4093 (predict_iv_comparison): Use it.
4094 (predict_loops): Walk from innermost loops; do not predict edges
4095 leaving multiple loops multiple times; implement
4096 PRED_LOOP_ITERATIONS_MAX heuristics.
4097 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
4099 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4101 * cfg.c (check_bb_profile): Do not report mismatched profiles when
4102 only edges out of BB are EH edges.
4104 2016-06-04 Martin Sebor <msebor@redhat.com>
4105 Marcin Baczyński <marbacz@gmail.com>
4108 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
4109 a void expression in a void function.
4111 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4113 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
4114 aux; dump reasons of decisions.
4115 (should_duplicate_loop_header_p): Likewise.
4116 (do_while_loop_p): Likewise.
4117 (ch_base::copy_headers): Dump asi num insns duplicated.
4119 2016-06-04 Jakub Jelinek <jakub@redhat.com>
4121 PR tree-optimization/71405
4122 * tree-ssa.c (execute_update_addresses_taken): For clobber with
4123 incompatible type, build a new clobber with the right type instead
4124 of building a VIEW_CONVERT_EXPR around it.
4126 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4128 PR tree-optimization/52171
4129 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
4130 by_pieces_ninsns instead of move_by_pieces_ninsns.
4132 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4134 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
4135 for reg+reg addressing mode.
4137 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4139 * rs6000-c.c (c/c-tree.h): Add #include.
4140 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
4141 in C++ when found in the base position of vec_ld or vec_st.
4143 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4145 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
4146 use of profile unless profile status is PROFILE_READ.
4147 * profile.c (compute_branch_probabilities): Set profile status
4148 only after reporting predictor hitrates.
4150 2016-06-03 Joseph Myers <joseph@codesourcery.com>
4154 * common.opt (ffp-int-builtin-inexact): New option.
4155 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
4156 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
4157 (ceil@var{m}2): Document dependence on this option.
4158 * ipa-inline-transform.c (inline_call): Handle
4159 flag_fp_int_builtin_inexact.
4160 * ipa-inline.c (can_inline_edge_p): Likewise.
4161 * config/i386/i386.md (rintxf2): Do not test
4162 flag_unsafe_math_optimizations.
4163 (rint<mode>2_frndint): New define_insn.
4164 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
4165 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
4166 for 387 instead of extending and truncating.
4167 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
4168 !flag_trapping_math instead of flag_unsafe_math_optimizations.
4169 Change to frndint<mode>2_<rounding>.
4170 (frndintxf2_<rounding>_i387): Likewise. Change to
4171 frndint<mode>2_<rounding>_i387.
4172 (<rounding_insn>xf2): Likewise.
4173 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
4174 !flag_trapping_math instead of flag_unsafe_math_optimizations for
4175 x87. Test TARGET_ROUND || !flag_trapping_math ||
4176 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
4177 SSE. Use ROUND_NO_EXC in constant operand of
4178 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
4179 for 387 instead of extending and truncating.
4181 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
4182 Julia Koval <julia.koval@intel.com>
4194 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
4195 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
4196 all registers, except for function return registers if there are
4197 no caller-saved registers.
4198 (ix86_set_func_type): New function.
4199 (ix86_set_current_function): Call ix86_set_func_type to set
4200 no_caller_saved_registers and func_type. Call reinit_regs if
4201 caller-saved registers are changed. Don't allow MPX, SSE, MMX
4202 nor x87 instructions in interrupt handler nor function with
4203 no_caller_saved_registers attribute.
4204 (ix86_function_ok_for_sibcall): Return false if there are no
4205 caller-saved registers.
4206 (type_natural_mode): Don't warn ABI change for MMX in interrupt
4208 (ix86_function_arg_advance): Skip for callee in interrupt handler.
4209 (ix86_function_arg): Return special arguments in interrupt handler.
4210 (ix86_promote_function_mode): Promote pointer to word_mode only
4211 for normal functions.
4212 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
4214 (ix86_epilogue_uses): New function.
4215 (ix86_hard_regno_scratch_ok): Likewise.
4216 (ix86_save_reg): Preserve all registers in interrupt handler
4217 after reload. Preserve all registers, except for function return
4218 registers, if there are no caller-saved registers after reload.
4219 (find_drap_reg): Always use callee-saved register if there are
4220 no caller-saved registers.
4221 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
4222 for interrupt handler.
4223 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
4224 Emit cld instruction if stringops are used in interrupt handler
4225 or interrupt handler isn't a leaf function.
4226 (ix86_expand_epilogue): Generate interrupt return for interrupt
4227 handler and pop the 'ERROR_CODE' off the stack before interrupt
4228 return in exception handler.
4229 (ix86_expand_call): Disallow calling interrupt handler directly.
4230 If there are no caller-saved registers, mark all registers that
4231 are clobbered by the call which returns as clobbered.
4232 (ix86_handle_no_caller_saved_registers_attribute): New function.
4233 (ix86_handle_interrupt_attribute): Likewise.
4234 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
4236 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
4237 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
4238 accumulation in interrupt function if stack may be realigned to
4240 (EPILOGUE_USES): New.
4241 (function_type): New enum.
4242 (machine_function): Add func_type and no_caller_saved_registers.
4243 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
4244 (interrupt_return): New pattern.
4245 * doc/extend.texi: Document x86 interrupt and
4246 no_caller_saved_registers attributes.
4248 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
4250 PR tree-optimization/52171
4251 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
4252 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
4253 Look for constant strings. Move some code to emit_block_cmp_hints
4255 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
4256 * defaults.h (COMPARE_MAX_PIECES): New macro.
4257 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
4258 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
4259 (clear_by_pieces_1): Don't declare. Move definition before use.
4260 (can_do_by_pieces): New static function.
4261 (can_move_by_pieces): Use it. Return bool.
4262 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
4263 OP. All callers changed. Handle COMPARE_BY_PIECES.
4264 (class pieces_addr); New.
4265 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
4266 pieces_addr::adjust, pieces_addr::increment_address,
4267 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
4269 (class op_by_pieces_d): New.
4270 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
4272 (class move_by_pieces_d, class compare_by_pieces_d,
4273 class store_by_pieces_d): New subclasses of op_by_pieces_d.
4274 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
4275 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
4276 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
4277 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
4278 compare_by_pieces_d::finish_mode): New member functions.
4279 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
4281 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
4282 (emit_block_cmp_hints): New function.
4283 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
4284 use the newly defined classes.
4285 * expr.h (by_pieces_constfn): New typedef.
4286 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
4287 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
4288 (move_by_pieces_ninsns): Don't declare.
4289 (can_move_by_pieces): Change return value to bool.
4290 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
4291 (compare_by_pieces_branch_ratio): New hook.
4292 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
4293 (by_pieces_ninsns): Declare.
4294 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
4296 (default_compare_by_pieces_branch_ratio): New function.
4297 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
4298 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
4299 * doc/tm.texi: Regenerate.
4300 * tree-ssa-strlen.c: Include "builtins.h".
4301 (handle_builtin_memcmp): New static function.
4302 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
4303 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
4305 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4307 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
4308 relevant stmts which are simple and invariant.
4309 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
4310 instead of simple and invariant
4312 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4314 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
4315 (vectorizable_reduction): Check for new relevant state.
4316 (vectorizable_live_operation): vectorize live stmts using
4317 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
4318 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
4319 (vect_stmt_relevant_p): Check for stmts which are only used live.
4320 (process_use): Use of a stmt does not inherit it's live value.
4321 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
4322 (vect_analyze_stmt): Check for new relevant state.
4323 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
4324 outside the loop, but not inside it.
4326 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4328 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
4329 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
4330 (vect_get_vec_def_for_operand): Split out code.
4332 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
4334 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
4336 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4338 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
4340 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4342 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
4344 2016-06-03 Jakub Jelinek <jakub@redhat.com>
4347 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
4348 to noreturn e->callee->decl that has void return type and void
4349 arguments, adjust gimple_call_fntype and remove lhs even if it had
4350 previously addressable type.
4352 2016-06-02 Jeff Law <law@redhat.com>
4354 PR tree-optimization/71328
4355 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
4356 error when checking for a jump back onto the copied path.
4358 2016-06-02 David Malcolm <dmalcolm@redhat.com>
4360 * config/microblaze/microblaze.c (get_branch_target): Add return
4361 NULL_RTX for the non-CALL_P case.
4362 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
4363 (insert_wic): Remove unused local "j".
4365 2016-06-02 Martin Liska <mliska@suse.cz>
4367 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
4369 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
4370 Julia Koval <julia.koval@intel.com>
4372 * function.c (assign_parm_setup_stack): Force source into a
4374 * target.def (function_incoming_arg): Update documentation to
4375 allow arbitrary address computation based on hard register.
4376 * doc/tm.texi: Regenerated.
4378 2016-06-02 Martin Liska <mliska@suse.cz>
4380 * predict.c (combine_predictions_for_bb): Fix first match in
4381 cases where a first predictor contains more than one occurence
4382 in list of predictors. Take the best value in such case.
4384 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4386 PR rtl-optimization/71295
4387 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
4388 offset would go over the size of the inner mode reject it.
4390 2016-06-02 Jakub Jelinek <jakub@redhat.com>
4392 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
4393 x=x,x and v=v,m instead of x=x,m.
4395 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
4396 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
4397 alternative to v=rm,C.
4399 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
4400 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
4401 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
4402 instead of vex for the last two above mentioned alternatives.
4404 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4407 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
4409 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
4411 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
4413 2016-06-01 David Malcolm <dmalcolm@redhat.com>
4415 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
4416 from int to unsigned.
4418 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4420 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
4421 alternatives, eliminating preferred register class. Add support
4422 for the MTVSRDD instruction in ISA 3.0.
4423 (vsx_splat_v4si_internal): Use splat_input_operand instead of
4424 reg_or_indexed_operand.
4425 (vsx_splat_v4sf_internal): Likewise.
4427 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4430 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
4431 for loading up all 0's or all 1's.
4433 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
4435 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
4437 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
4439 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
4441 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
4442 * gcc.c (set_source_date_epoch_envvar): New function, sets
4443 the SOURCE_DATE_EPOCH environment variable to the current time.
4445 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4447 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
4448 the factor for live Phi nodes.
4450 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4452 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
4453 * tree-parloops.c (parallelize_loops): likewise.
4454 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
4455 tree_unswitch_outer_loop): likewise.
4457 2016-06-01 Jakub Jelinek <jakub@redhat.com>
4460 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
4461 around creation of the temporary.
4463 2016-06-01 Richard Biener <rguenther@suse.de>
4465 PR tree-optimization/71366
4466 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
4467 (unloop_loops): Move removing edges here ...
4468 (try_unroll_loop_completely): ... from here.
4469 (try_peel_loop): ... and here.
4470 (tree_unroll_loops_completely_1): Track parent loops via
4471 bitmap of header BBs.
4472 (tree_unroll_loops_completely): Adjust for that.
4474 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4476 * config/rs6000/altivec.h (vec_slv): New macro.
4477 (vec_srv): New macro.
4478 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
4479 (UNSPEC_VSRV): New value.
4482 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
4483 (vsrv): New builtin definition.
4484 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
4485 define argument types for new builtin.
4486 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
4488 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
4491 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
4492 Jocelyn Mayer <l_indien@magic.fr>
4495 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
4496 detect processor family for signature_CENTAUR_ebx.
4497 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
4498 signature_CENTAUR_ebx.
4499 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
4500 <default>: Pass x86-64 for has_longmode.
4502 2016-06-01 Nathan Sidwell <nathan@acm.org>
4504 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
4507 2016-06-01 Richard Biener <rguenther@suse.de>
4509 PR tree-optimization/71261
4510 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
4511 of stmts successfully put in the bool pattern. Remove
4512 single-use restriction.
4513 (adjust_bool_pattern_cast): Add cast at the use site via the
4514 pattern def sequence.
4515 (adjust_bool_pattern): Remove recursion, maintain a hash-map
4516 of patterned defs. Use the pattern def seqence instead of
4517 multiple independent patterns.
4518 (sort_after_uid): New qsort compare function.
4519 (adjust_bool_stmts): New function to process stmts in the bool
4520 pattern in IL order.
4521 (vect_recog_bool_pattern): Adjust.
4522 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
4523 (ifcvt_walk_pattern_tree): Likewise.
4524 (stmt_is_root_of_bool_pattern): Likewise.
4525 (ifcvt_repair_bool_pattern): Likewise.
4526 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
4528 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4530 * loop-unroll.c (decide_unroll_constant_iterations,
4531 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4532 likely upper bounds.
4533 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4535 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4537 * tree-core.h (enum omp_clause_code): Remove
4538 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4540 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4542 * config/arm/sync.md (arm_store_exclusive<mode>):
4543 Use 'H' output modifier on operands[2] rather than creating a new
4544 entry in out-of-bounds memory of the operands array.
4545 (arm_store_release_exclusivedi): Likewise.
4547 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4549 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4550 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4551 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4552 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4554 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4556 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4557 into account live statements for mask producers.
4559 2016-06-01 Richard Biener <rguenther@suse.de>
4561 PR tree-optimization/71311
4562 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4563 restrict to non-INTEGER_CST @0.
4565 2016-06-01 Richard Biener <rguenther@suse.de>
4567 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4568 (relational patterns): Use :c to avoid pattern duplications.
4570 2016-06-01 Richard Biener <rguenther@suse.de>
4572 * genmatch.c (comparison_code_p): New predicate.
4573 (swap_tree_comparison): New function.
4574 (commutate): Add for_vec parameter to append new for entries.
4575 Support commutating relational operators by swapping it alongside
4577 (lower_commutative): Adjust.
4578 (dt_simplify::gen): Do not pass artificial operators to gen
4580 (decision_tree::gen): Do not add artificial operators as parameters.
4581 (parser::parse_expr): Verify operator commutativity when :c is
4582 applied. Allow :C to override this.
4583 * match.pd: Adjust patterns to use :C instead of :c where required.
4585 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4587 PR tree-optimization/71077
4588 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4589 the combining step, use boolean_false_node and boolean_true_node
4590 as the designated false/true return values.
4592 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4594 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4595 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4596 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4599 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4601 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4602 of flags impliying the register renaming.
4603 * toplev.c (process_options): Do not imply flag_rename_registers with
4606 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4608 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4609 default implementation.
4611 2016-05-31 Nathan Sidwell <nathan@acm.org>
4613 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4615 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4617 * config/sh/constraints.md (b): Remove constraint.
4618 * config/sh/predicates.md (arith_reg_operand): Remove
4620 * config/sh/sh-modes.def (PDI): Remove.
4621 * config/sh/sh.c (sh_target_reg_class,
4622 sh_optimize_target_register_callee_saved): Remove functions.
4623 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4624 (sh_expand_epilogue): Update comment.
4625 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4626 sh_secondary_reload): Remove TARGET_REGS related code.
4627 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4628 TARGET_REGISTER_P): Remove macros.
4629 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4630 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4631 TR1_REG, TR2_REG): Remove constants.
4632 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4634 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4636 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4637 define_expand patterns.
4638 (adddi3_compact): Rename to adddi3.
4639 (subdi3_compact): Rename to subdi3.
4640 (*negdi2): Rename to negdi2.
4641 (*abs<mode>2): Rename to abs<mode>2.
4643 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4645 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4646 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4647 (atomic_sub_fetchsi): ... this new pattern.
4648 (mvtc): Add CC_REG clobber.
4650 2016-05-31 Marek Polacek <polacek@redhat.com>
4652 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4654 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4656 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4657 aarch64_fusion_enabled_p to check for fusion capabilities.
4659 2016-05-31 Richard Biener <rguenther@suse.de>
4661 PR tree-optimization/71352
4662 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4663 minus one and a negate.
4665 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4667 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4668 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4670 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4671 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4672 Remove use of aarch64_simd_attr_length_move, set length attribute
4674 (*aarch64_be_movoi): Likewise.
4675 (*aarch64_be_movci): Likewise.
4676 (*aarch64_be_movxi): Likewise.
4678 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4680 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4681 It no longer does that.
4682 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4684 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4686 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4687 attribute __unused__.
4689 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4691 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4692 * config/arm/arm.c (arm_arch_thumb1): Define.
4693 (arm_option_override): Initialize arm_arch_thumb1.
4694 * config/arm/arm.h (arm_arch_thumb1): Declare.
4695 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4696 support Thumb-1 ISA.
4698 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4701 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4702 `Yv' for scalar operand.
4704 2016-05-31 Tom de Vries <tom@codesourcery.com>
4706 PR tree-optimization/69068
4707 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4708 phis with more than two args.
4710 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4712 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4713 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4716 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4718 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4720 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4722 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4723 cpu_32, cpu_64, tune_32 and tune_64.
4724 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4726 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4728 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4730 2016-05-30 Andi Kleen <ak@linux.intel.com>
4732 * auto-profile.c (read_profile): Replace asserts with errors
4733 when file does not exist.
4734 * gcov-io.c (gcov_read_words): Dito.
4736 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4738 * tree-cfg.c (print_loop): Print likely upper bounds.
4740 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4742 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4743 * opts.c (default_options): Enable peel loops at -O3.
4744 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4745 (try_peel_loop): Do not re-peel already peeled loops;
4746 use likely upper bounds; fix profile updating.
4747 (pass_complete_unroll::execute): Initialize peeled_loops.
4749 2016-05-30 Martin Liska <mliska@suse.cz>
4751 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4752 computed costs by frequency of BB they belong to.
4753 (get_scaled_computation_cost_at): New function.
4755 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4756 Marc Glisse <marc.glisse@inria.fr>
4758 PR tree-optimization/71289
4759 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4761 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4763 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4765 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4767 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4768 for peeled copies; avoid underflow when updating estimates; correctly
4771 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4773 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4774 r236875. Corrected oe3 to oe2 as obvious.
4776 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4780 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4781 that inserted stmt will not dominate stmts that defines its operand.
4782 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4783 (rewrite_expr_tree_parallel): Likewise.
4785 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4788 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4789 all fields including stmt_to_insert are swapped.
4791 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4793 * predict.h (force_edge_cold): Declare.
4794 * predict.c (force_edge_cold): New function.
4795 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4797 (canonicalize_loop_induction_variables): Fix formating.
4799 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4801 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4802 (visium_expand_copysign): Use gen_int_mode directly.
4803 (visium_compute_frame_size): Minor tweaks.
4805 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4807 * tree-vect-loop.c (vect_analyze_loop_2): Use
4808 likely_max_stmt_executions_int.
4810 2016-05-30 Tom de Vries <tom@codesourcery.com>
4812 PR tree-optimization/69067
4813 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4815 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4818 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4819 New peepholes to remove unneeded fild/fistp pairs.
4820 (define_peephole2 atomic_loaddi_fpu): Ditto.
4822 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4824 * predict.c (maybe_hot_frequency_p): Avoid division.
4826 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4828 * doc/install.texi: Use https for shop.fsf.org.
4830 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4832 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4833 likely_max_stmt_executions_int.
4835 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4837 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4838 likely_max_stmt_executions_int.
4840 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4842 * profile.c (compute_branch_probabilities): Do not report hitrates
4844 (branch_prob): Report hitrates here.
4845 * predict.c (gimple_predict_edge): Do not assert profile status;
4846 fix formatting issues.
4848 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4850 * predict.c (edge_predicted_by_p): New function.
4851 (predict_paths_for_bb): Do not put multiple predictions of the same type
4854 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4856 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4859 2016-05-28 Alan Modra <amodra@gmail.com>
4861 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4863 2016-05-28 Alan Modra <amodra@gmail.com>
4865 PR rtl-optimization/71275
4866 * ira.c (ira): Free dominance info.
4868 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4870 * doc/sourcebuild.texi: New address for upstream Go repository.
4872 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4874 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4875 (TARGET_ARM_V7M): Likewise.
4877 2016-05-26 Jeff Law <law@redhat.com>
4879 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4880 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4881 * passes.def: Add jump threading passes before DOM/VRP.
4882 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4883 argument to a basic block from an edge. Remove tests which are
4885 (pass_data_thread_jumps, class pass_thread_jumps): New.
4886 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4887 (make_pass_thread_jumps): Likewise.
4888 * tree-pass.h (make_pass_thread_jumps): Declare.
4890 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4892 * config/visium/visium-protos.h (split_double_move): Rename into...
4893 (visium_split_double_move): ...this.
4894 (visium_split_double_add): Declare.
4895 * config/visium/visium.c (split_double_move): Rename into...
4896 (visium_split_double_move): ...this.
4897 (visium_split_double_add): New function.
4898 (visium_expand_copysign): Renumber operands for consistency.
4899 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4900 (DFmode move splitter): Likewise.
4901 (*addi3_insn): Split by means of visium_split_double_add.
4902 (*adddi3_insn_flags): Delete.
4903 (*plus_plus_sltu<subst_arith>): New insn.
4904 (*subdi3_insn): Split by means of visium_split_double_add.
4905 (subdi3_insn_flags): Delete.
4906 (*minus_minus_sltu<subst_arith>): New insn.
4907 (*negdi2_insn): Split by means of visium_split_double_add.
4908 (*negdi2_insn_flags): Delete.
4910 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4912 * configure.ac: Treat a --with-headers option without argument
4913 the same as the default (i.e. consult sys-include directory).
4914 * configure: Regenerate.
4916 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4918 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4919 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4921 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4922 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4924 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4927 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4928 tree-stdarg analysis results.
4929 (aarch64_setup_incoming_varargs): Likewise.
4931 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4933 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4934 va_list_gpr_counter_field and va_list_fpr_counter_field.
4936 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4939 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4940 * config/aarch64/aarch64.c
4941 (aarch64_cannot_change_mode_class): Remove function.
4942 * config/aarch64/aarch64-protos.h
4943 (aarch64_cannot_change_mode_class): Remove.
4945 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4947 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4948 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4949 get_likely_max_loop_iterations_int): New.
4950 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4951 any_likely_upper_bound.
4952 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4954 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4955 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4957 (unroll_loop_constant_iterations): Likewise.
4958 (unroll_loop_runtime_iterations): Likewise.
4959 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4960 * lto-streamer-out.c (output_cfg): Likewise.
4961 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4963 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4964 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4965 (likely_max_loop_iterations): New.
4966 (likely_max_loop_iterations_int): New.
4967 (likely_max_stmt_executions): New.
4968 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4969 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4970 likely_max_stmt_executions): Declare.
4972 2016-05-27 Marek Polacek <polacek@redhat.com>
4975 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4977 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4979 * config/s390/s390.md (2x risbg splitters): Use
4980 reg_overlap_mentioned_p instead of rtx_equal_p.
4982 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4984 * combine.c (make_compound_operation): Take known zero bits into
4985 account when checking for possible zero_extend.
4987 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4989 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4990 Use const_int_operand for operand 2 predicate. Simplify expand code
4993 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4996 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4999 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5001 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
5002 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
5003 that returns CC_SESWPmode and CC_ZESWPmode.
5004 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
5006 (aarch64_rtx_costs): Likewise.
5008 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5010 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
5011 for ISA 3.0 min/max support.
5012 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
5013 conditional move support.
5014 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
5015 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
5017 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
5018 conditional moves where the comparison type is different from move
5020 (fp_minmax): New code iterator for smin/smax.
5021 (minmax): New code attributes for min/max.
5022 (SMINMAX): Likewise.
5023 (smax<mode>3): Combine min, max insns into one insn using the
5024 fp_minmax code iterator. Add support for ISA 3.0 min/max
5025 instructions that don't need -ffast-math.
5026 (s<minmax><mode>3): Likewise.
5027 (smax<mode>3_vsx): Likewise.
5028 (smin<mode>3): Likewise.
5029 (s<minmax><mode>3_vsx): Likewise.
5030 (smin<mode>3_vsx): Likewise.
5031 (pre-VSX min/max splitters): Likewise.
5032 (s<minmax><mode>3_fpr): Likewise.
5033 (movsfcc): Rewrite floating point conditional moves to combine
5034 SFmode/DFmode into a single insn.
5035 (mov<mode>cc): Likewise.
5036 (movdfcc): Likewise.
5037 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
5038 SFDF2 iterators to handle all combinations.
5039 (fseldfsf4): Likewise.
5040 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
5041 (fseldfdf4): Likewise.
5042 (fselsfdf4): Likewise.
5043 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
5044 comparison instructions that set a 0/-1 mask, and use it for
5045 floating point conditional move via XXSEL.
5046 (fpmask<mode>): Likewise.
5047 (xxsel<mode>): Likewise.
5048 * config/rs6000/predicates.md (min_max_operator): Delete, no
5050 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
5051 instructions that generate a 0/-1 mask for use with XXSEL.
5052 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
5053 say whether floating point min/max is available, either through
5054 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
5055 (TARGET_MINMAX_DF): Likewise.
5057 2016-05-27 Alan Modra <amodra@gmail.com>
5059 PR rtl-optimization/71275
5060 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
5061 for update_equiv_regs and combine_and_move_insns.
5063 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
5065 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
5066 if_then_else or cond RTXes to calculate attribute value.
5067 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
5068 <attr "length_immediate>: Ditto.
5069 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
5070 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
5071 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
5072 <attr "type">: Ditto.
5073 <attr "prefix_data16">: Ditto.
5074 <attr "prefix_extra">: Ditto.
5075 <attr "length_immediate">: Ditto.
5076 <attr "prefix">: Ditto.
5077 (vec_set<mode>_0) <attr "isa">: Ditto.
5078 <attr "prefix_extra">: Ditto.
5079 <attr "length_immediate">: Ditto.
5080 <attr "prefix">: Ditto.
5081 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
5082 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
5083 (sse2_storelpd) <attr "prefix_data16">: Ditto.
5084 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
5085 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
5086 <attr "length_immediate">: Ditto.
5087 <attr "prefix">: Ditto.
5088 (sse2_movsd) <attr "length_immediate">: Ditto.
5089 <attr "prefix">: Ditto.
5090 (vec_concatv2df) <attr "isa">: Ditto.
5091 <attr "prefix">: Ditto.
5092 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
5093 (*vec_extractv2di_1) <attr "isa">: Ditto.
5094 <attr "type">: Ditto.
5095 <attr "length_immediate">: Ditto.
5096 <attr "prefix_rex">: Ditto.
5097 <attr "prefix_extra">: Ditto.
5098 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
5099 <attr "prefix_extra">: Ditto.
5100 <attr "length_immediate">: Ditto.
5101 (vec_concatv2di) <attr "isa">: Ditto.
5102 <attr "prefix_extra">: Ditto.
5103 <attr "length_immediate">: Ditto.
5104 <attr "prefix">: Ditto.
5106 2016-05-26 Martin Liska <mliska@suse.cz>
5108 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
5110 (operator+): Likewise.
5111 (operator-): Likewise.
5112 (comp_cost::operator+=): Likewise.
5113 (comp_cost::operator-=): Likewise.
5114 (comp_cost::operator/=): Likewise.
5115 (comp_cost::operator*=): Likewise.
5116 (operator<): Likewise.
5117 (operator==): Likewise.
5118 (operator<=): Likewise.
5120 (infinite_cost_p): Likewise.
5121 (add_costs): Likewise.
5122 (sub_costs): Likewise.
5123 (compare_costs): Likewise.
5124 (set_group_iv_cost): Use the newly introduced functions.
5125 (get_address_cost): Likewise.
5126 (get_shiftadd_cost): Likewise.
5127 (force_expr_to_var_cost): Likewise.
5128 (split_address_cost): Likewise.
5129 (ptr_difference_cost): Likewise.
5130 (difference_cost): Likewise.
5131 (get_computation_cost_at): Likewise.
5132 (determine_group_iv_cost_generic): Likewise.
5133 (determine_group_iv_cost_address): Likewise.
5134 (determine_group_iv_cost_cond): Likewise.
5135 (autoinc_possible_for_pair): Likewise.
5136 (determine_group_iv_costs): Likewise.
5137 (cheaper_cost_pair): Likewise.
5138 (iv_ca_recount_cost): Likewise.
5139 (iv_ca_set_no_cp): Likewise.
5140 (iv_ca_set_cp): Likewise.
5141 (iv_ca_cost): Likewise.
5142 (iv_ca_new): Likewise.
5143 (iv_ca_dump): Likewise.
5144 (iv_ca_narrow): Likewise.
5145 (iv_ca_prune): Likewise.
5146 (iv_ca_replace): Likewise.
5147 (try_add_cand_for): Likewise.
5148 (try_improve_iv_set): Likewise.
5149 (find_optimal_iv_set): Likewise.
5151 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
5153 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
5154 that internal functions will clobber all caller-saved registers.
5156 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5158 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
5159 Return a better case_values_threshold when optimizing.
5161 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5163 * config/aarch64/aarch64-simd.md (aarch64_combinez):
5164 Add ? to integer variant.
5165 (aarch64_combinez_be): Likewise.
5167 2016-05-26 Jakub Jelinek <jakub@redhat.com>
5169 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
5170 instead of x constraint.
5171 (vcvtps2ph256<mask_name>): Likewise.
5173 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
5174 alternative. Formatting fix.
5176 * config/i386/sse.md
5177 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
5179 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
5180 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
5181 maybe_evex prefix instead of vex.
5182 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
5183 EXT_REX_SSE_REG_P (op0) case in the splitter.
5185 2016-05-25 Jeff Law <law@redhat.com>
5187 PR tree-optimization/71272
5188 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
5189 Update comments. Add test for empty path.
5191 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
5193 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
5194 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
5195 special case builtin.
5196 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5197 code for ALTIVEC_BUILTIN_VEC_CMPNE.
5198 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5199 for __builtin_vec_cmpne.
5201 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
5203 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
5204 redundant test and bail out if the type of the new operand is not
5205 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
5207 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5209 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
5210 (x_ix86_target_flags_explicit): Remove.
5211 * config/i386/i386.c (ix86_function_specific_save): Do not copy
5212 x_ix86_target_flags_explicit.
5213 (ix86_function_specific_restore): Ditto.
5215 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5216 H.J. Lu <hongjiu.lu@intel.com>
5219 * common/config/i386/i386-common.c
5220 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
5221 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
5222 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
5223 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
5224 (-mgeneral-regs-only): Add new option.
5225 * config/i386/i386.c (ix86_option_override_internal): Don't enable
5226 x87 instructions if only general registers are allowed.
5227 (ix86_target_string): Add ix86_flags argument. Handle additional
5228 flags options through ix86_flags argument. Update all callers.
5229 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
5231 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5233 PR rtl-optimization/66940
5234 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
5235 decrementing desired_val will not overflow before performing these
5238 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
5240 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
5241 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
5242 * config/i386/i386.c (enum ix86_builtins): Add
5243 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
5244 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
5245 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
5246 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
5247 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
5248 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
5249 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
5250 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
5251 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
5252 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
5253 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
5254 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
5255 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
5256 __builtin_ia32_cvtps2dq512_mask.
5257 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
5258 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
5259 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
5260 * config/i386/sse.md
5261 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
5263 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
5264 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
5266 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
5267 (avx512f_vec_pack_sfix_v8df): New define_expand.
5268 (avx512f_roundpd512): Rename to ...
5269 (avx512f_round<castmode>512): ... this. Change iterator.
5270 (avx512f_roundps512_sfix): New define_expand.
5271 (round<mode>2_sfix): Change iterator.
5273 2016-05-25 Nick Clifton <nickc@redhat.com>
5275 * config/msp430/msp430.c (msp430_attr): Produce an error if a
5276 static interrupt handler is detected.
5277 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
5278 default linker script.
5279 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
5280 the low part of a symbolic pointer.
5282 2016-05-25 Richard Biener <rguenther@suse.de>
5284 PR tree-optimization/71261
5285 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
5286 interesting stmt instead of immediate uses when looking
5287 for the use operand to replace.
5289 2016-05-25 Martin Liska <mliska@suse.cz>
5291 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
5293 2016-05-25 Richard Biener <rguenther@suse.de>
5295 PR tree-optimization/71264
5296 * tree-vect-stmts.c (vect_init_vector): Properly deal with
5299 2016-05-25 Martin Liska <mliska@suse.cz>
5301 PR tree-optimization/71239
5302 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
5303 if DECL_SIZE is NULL.
5305 2016-05-25 Richard Biener <rguenther@suse.de>
5307 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
5308 * tree-if-conv.c (pass_data_if_conversion): Use it.
5310 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
5312 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
5313 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
5314 * varpool.c (varpool_node::get_availability): Likewise.
5316 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5318 * config/rs6000/altivec.md (VNEG iterator): New iterator for
5319 VNEGW/VNEGD instructions.
5320 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
5321 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
5322 support for ISA 3.0 VNEGW/VNEGD instructions.
5324 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
5326 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
5327 pointers inside OACC_DATA regions.
5328 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
5329 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
5330 (gimplify_adjust_omp_clauses): Fix typo in comment.
5332 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5334 * config/rs6000/altivec.md (VParity): New mode iterator for vector
5335 parity built-in functions.
5336 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
5338 (p9v_parity<mode>2): Likewise.
5339 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
5341 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
5342 (parity<mode>2): ISA 3.0 expander for vector parity.
5343 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
5345 (BU_P9_64BIT_MISC_0): Likewise.
5346 (BU_P9_MISC_0): Likewise.
5347 (BU_P9V_AV_1): Likewise.
5348 (BU_P9V_AV_2): Likewise.
5349 (BU_P9V_AV_3): Likewise.
5350 (BU_P9V_AV_P): Likewise.
5351 (BU_P9V_VSX_1): Likewise.
5352 (BU_P9V_OVERLOAD_1): Likewise.
5353 (BU_P9V_OVERLOAD_2): Likewise.
5354 (BU_P9V_OVERLOAD_3): Likewise.
5355 (VCTZB): Add vector count trailing zeros support.
5359 (VPRTYBD): Add vector parity support.
5360 (VPRTYBQ): Likewise.
5361 (VPRTYBW): Likewise.
5362 (VCTZ): Add overloaded vector count trailing zeros support.
5363 (VPRTYB): Add overloaded vector parity support.
5364 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5365 overloaded vector count trailing zeros and parity instructions.
5366 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
5367 vector parity support.
5368 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
5369 trailing zeros support.
5370 (vec_cntlz): Likewise.
5371 (vec_vctzb): Likewise.
5372 (vec_vctzd): Likewise.
5373 (vec_vctzh): Likewise.
5374 (vec_vctzw): Likewise.
5375 (vec_vprtyb): Add ISA 3.0 vector parity support.
5376 (vec_vprtybd): Likewise.
5377 (vec_vprtybw): Likewise.
5378 (vec_vprtybq): Likewise.
5379 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5380 the ISA 3.0 vector count trailing zeros and vector parity built-in
5383 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5385 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
5386 when there is stmt_to_insert.
5388 2016-05-24 Martin Sebor <msebor@redhat.com>
5391 * tree.h (complete_or_array_type_p): New inline function.
5393 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5395 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
5396 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
5397 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
5399 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
5400 Limit 1st alternative to noavx isa, split 2nd alternative into one
5401 noavx and one avx alternative, use *x and Bm in the former and
5402 x and m in the latter.
5404 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
5405 of sse4 for the first alternative, drop %v from the template
5406 and d operand modifier. Split second alternative into one sse4_noavx
5407 and one avx alternative, use *x instead of *v in the former and v
5408 instead of *v in the latter.
5409 (*sse4_1_extractps): Use noavx isa instead of * for the first
5410 alternative, drop %v from the template. Split second alternative into
5411 one noavx and one avx alternative, use *x instead of *v in the
5412 former and v instead of *v in the latter.
5413 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
5414 with noavx and the last one with avx.
5415 (sse4_1_phminposuw): Guard first alternative with noavx isa,
5416 split the second one into one noavx and one avx alternative,
5417 use *x and Bm in the former and x and m in the latter one.
5418 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
5421 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
5422 first two alternatives to noavx, use *x instead of *v in the second
5423 one, add avx alternative without *.
5424 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
5425 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
5426 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
5428 2016-05-24 Jeff Law <law@redhat.com>
5430 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
5431 New function, extracted from...
5432 (fsm_find_control_statement_thread_paths): Here. Use the new function.
5433 Allow simple copies and constant initializations in the SSA chain.
5435 2016-05-24 Marek Polacek <polacek@redhat.com>
5438 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
5441 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5444 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
5445 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
5446 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
5447 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
5448 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
5450 2016-05-24 Richard Biener <rguenther@suse.de>
5452 PR tree-optimization/71240
5453 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
5456 2016-05-24 Richard Biener <rguenther@suse.de>
5458 PR tree-optimization/71230
5459 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
5461 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5463 * tree-vectorizer.h (vectorizable_comparison): Delete.
5464 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
5465 PURE_SLP_STMT check.
5466 * tree-vect-stmts.c (vectorizable_call): Likewise.
5467 (vectorizable_simd_clone_call): Likewise.
5468 (vectorizable_conversion): Likewise.
5469 (vectorizable_assignment): Likewise.
5470 (vectorizable_shift): Likewise.
5471 (vectorizable_operation): Likewise.
5472 (vectorizable_load): Likewise.
5473 (vectorizable_condition): Likewise.
5474 (vectorizable_store): Likewise. Assert that we don't have
5476 (vectorizable_comparison): Make static. Remove redundant
5477 PURE_SLP_STMT check.
5478 (vect_transform_stmt): Assert that we always have an slp_node
5481 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5483 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
5484 operands[2] against 1 with comparison against CONST1_RTX.
5485 (<shift>di3_neon): Likewise.
5486 * config/arm/predicates.md (const0_operand): Replace with comparison
5489 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5491 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
5492 operands[2] against 1 with comparison against CONST1_RTX.
5493 (ashrdi3): Likewise.
5494 (lshrdi3): Likewise.
5495 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
5497 (ashrsi3): Likewise.
5498 (lshrsi3): Likewise.
5499 (rotrsi3): Likewise.
5500 (define_split above *compareqi_eq0): Likewise.
5501 (define_split above "prologue"): Likewise.
5502 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
5503 * config/arm/predicates.md (shift_operator): Likewise.
5504 (shift_nomul_operator): Likewise.
5505 (sat_shift_operator): Likewise.
5506 (thumb1_cmp_operand): Likewise.
5507 (const_neon_scalar_shift_amount_operand): Replace manual range
5508 check with IN_RANGE.
5509 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
5510 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
5512 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5514 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
5515 with HOST_WIDE_INT_1.
5517 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
5518 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
5519 (arm_canonicalize_comparison): Likewise.
5520 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
5522 (thumb1_size_rtx_costs): Likewise.
5523 (vfp_const_double_index): Replace cast of 1 to unsigned
5524 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5525 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
5527 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
5528 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5529 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
5530 HOST_WIDE_INT with HOST_WIDE_INT_1.
5532 2016-05-24 Marek Polacek <polacek@redhat.com>
5534 * tree-cfg.h (should_remove_lhs_p): New predicate.
5535 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5536 * gimplify.c (gimplify_modify_expr): Likewise.
5537 * tree-cfg.c (verify_gimple_call): Likewise.
5538 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5539 * gimple-fold.c: Include "tree-cfg.h".
5540 (gimple_fold_call): Use should_remove_lhs_p.
5542 2016-05-24 Richard Biener <rguenther@suse.de>
5544 PR tree-optimization/71253
5545 * cfganal.h (control_dependences): Make robust against edge
5547 (control_dependences::control_dependences): Remove edge_list argument.
5548 (control_dependences::get_edge): Remove.
5549 (control_dependences::get_edge_src): Add.
5550 (control_dependences::get_edge_dest): Likewise.
5551 (control_dependences::m_el): Make a vector of edge src/dest index.
5552 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5553 (control_dependences::control_dependences): Likewise.
5554 (control_dependences::~control_dependence): Likewise.
5555 (control_dependences::get_edge): Remove.
5556 (control_dependences::get_edge_src): Add.
5557 (control_dependences::get_edge_dest): Likewise.
5558 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5560 (perform_tree_ssa_dce): Adjust.
5561 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5563 (pass_loop_distribution::execute): Adjust. Do loop destroying
5564 conditional on changed.
5566 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5569 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5570 return. Reindent transformation comment and mention the ARM state
5573 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5576 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5577 after build_and_add_sum creates new use stmt.
5579 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5581 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5582 load_lanes/grouped_load classification comes first. Don't check
5583 whether the vectorization factor is a multiple of the group size
5586 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5588 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5589 GROUP_GAP for single-element interleaving.
5590 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5593 2016-05-24 Richard Biener <rguenther@suse.de>
5597 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5598 bases which are accessed with non-invariant indices.
5599 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5600 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5602 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5605 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5606 (add_to_ops_vec): Add stmt_to_insert.
5607 (add_repeat_to_ops_vec): Init stmt_to_insert.
5608 (insert_stmt_before_use): New.
5609 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5611 (get_ops): Init stmt_to_insert.
5612 (maybe_optimize_range_tests): Likewise.
5613 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5614 (rewrite_expr_tree_parallel): Likewise.
5615 (reassociate_bb): Likewise.
5617 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5620 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5621 ISA 3.0 xxperm fusion alternative.
5622 (altivec_vperm_v8hiv16qi): Likewise.
5623 (altivec_vperm_<mode>_uns_internal): Likewise.
5624 (vperm_v8hiv4si): Likewise.
5625 (vperm_v16qiv8hi): Likewise.
5627 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5628 Kelvin Nilsen <kelvin@gcc.gnu.org>
5630 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5631 vpermr/xxpermr on ISA 3.0.
5632 (altivec_expand_vec_perm_le): Likewise.
5633 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5634 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5637 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5639 * config/i386/i386.h (IS_STACK_MODE): Enable for
5640 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5641 SSE_FLOAT_MODE_P macros.
5642 * config/i386/i386.c (ix86_preferred_reload_class): Use
5643 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5644 Cleanup regclass processing for CONST_DOUBLE_P.
5645 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5646 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5647 with IS_STACK_MODE macro.
5648 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5650 (*movdf_internal): Use IS_STACK_MODE macro.
5651 (*movsf_internal): Ditto.
5653 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5655 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5656 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5658 2016-05-23 Jeff Law <law@redhat.com>
5660 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5662 (fsm_find_control_statement_thread_paths): Call it.
5664 2016-05-23 Martin Jambor <mjambor@suse.cz>
5667 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5668 from_global_constant if t is not NULL.
5670 2016-05-23 Marek Polacek <polacek@redhat.com>
5673 * common.opt (Wswitch-unreachable): New option.
5674 * doc/invoke.texi: Document -Wswitch-unreachable.
5675 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5678 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5680 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5681 TMR_INDEX is non-NULL.
5683 2016-05-23 Richard Biener <rguenther@suse.de>
5685 PR tree-optimization/71230
5686 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5687 (try_special_add_to_ops): ... here. Always test for single-use.
5689 2016-05-23 Martin Jambor <mjambor@suse.cz>
5691 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5692 default block if a PHI node in the original one would be resized.
5694 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5696 PR tree-optimization/58135
5697 * tree-vect-slp.c: When group size is not multiple
5698 of vector size, allow splitting of store group at
5701 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5703 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5705 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5707 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5708 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5709 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5712 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5713 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5714 v constraint instead of x and vinserti32x4 insn.
5716 * config/i386/sse.md (i128vldq): New mode iterator.
5717 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5718 avx512dq and avx512vl alternatives.
5720 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5721 constraint, use maybe_evex prefix instead of vex.
5722 (vec_dupv4sf): Use v constraint instead of x for output
5723 operand except for noavx alternative, use Yv constraint
5724 instead of x for input. Use maybe_evex prefix instead of vex.
5725 (*vec_dupv4si): Likewise.
5726 (*vec_dupv2di): Likewise.
5728 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5731 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5732 (linearize_expr_tree): Call try_special_add_to_ops.
5733 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5735 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5737 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5738 to computed stack_usage.
5740 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5743 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5744 operand is subreg (symbol_ref) then move the symbol ref to register.
5746 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5748 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5750 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5753 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5756 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5758 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5759 ranges by calling get_single_symbol and tidy up. Look more closely
5760 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5762 2016-05-20 Jeff Law <law@redhat.com>
5764 * bitmap.c (bitmap_find_bit): Remove useless test.
5766 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5768 * function.c (thread_prologue_and_epilogue_insns): Commit the
5769 insertion of the epilogue.
5771 2016-05-20 Martin Jambor <mjambor@suse.cz>
5773 PR tree-optimization/70884
5774 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5775 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5776 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5777 of constant pool data as a reason for scalarization.
5779 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5781 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5782 for naked functions.
5783 (thumb1_expand_prologue): Likewise.
5785 2016-05-20 Nathan Sidwell <nathan@acm.org>
5787 * config/nvptx/nptx.c (nvptx_option_override): Only set
5788 flag_toplevel_reorder, if not explicitly specified. Set
5789 flag_no_common, unless explicitly specified.
5791 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5793 * calls.c (can_implement_as_sibling_call_p): Mark param
5794 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5796 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5798 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5799 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5800 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5802 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5803 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5806 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5808 * config/nvptx/nvptx.md (sincossf3): New pattern.
5810 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5812 * calls.c (maybe_complain_about_tail_call): New function.
5813 (initialize_argument_information): Call
5814 maybe_complain_about_tail_call when clearing *may_tailcall.
5815 (can_implement_as_sibling_call_p): Call
5816 maybe_complain_about_tail_call when returning false.
5817 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5818 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5819 if tail-call optimization fails.
5820 * cfgexpand.c (expand_call_stmt): Initialize
5821 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5822 * gimple-pretty-print.c (dump_gimple_call): Dump
5823 gimple_call_must_tail_p.
5824 * gimple.c (gimple_build_call_from_tree): Call
5825 gimple_call_set_must_tail with the value of
5826 CALL_EXPR_MUST_TAIL_CALL.
5827 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5828 (gimple_call_set_must_tail): New function.
5829 (gimple_call_must_tail_p): New function.
5830 * print-tree.c (print_node): Update printing of TREE_STATIC
5831 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5832 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5833 trailing comment listing applicable flags.
5834 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5836 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5838 * calls.c (expand_call): Move "Rest of purposes for tail call
5839 optimizations to fail" to...
5840 (can_implement_as_sibling_call_p): ...this new function, and
5841 split into multiple "if" statements.
5843 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5845 * cfgloop.h (expected_loop_iterations_unbounded,
5846 expected_loop_iterations): Unconstify.
5847 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5848 profile with known upper bound; return 3 when profile is absent.
5849 (expected_loop_iterations): Update.
5851 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5853 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5854 and get_max_loop_iterations_int.
5856 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5858 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5859 realistic upper bounds here.
5861 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5864 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5865 calls if the LHS is variable length or has addressable type.
5866 If targets[0]->decl is a noreturn call with void return type and
5867 zero arguments, adjust fntype and remove lhs in that case.
5869 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5871 PR tree-optimization/71079
5872 PR tree-optimization/71206
5873 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5875 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5877 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5878 (get_vec_alignment_for_array_decl): Likewise.
5879 (get_vec_alignment_for_record_decl): Likewise.
5880 (increase_alignment::execute): Move code to find alignment to
5881 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5882 (type_align_map): New hash_map.
5884 2016-05-20 Richard Guenther <rguenther@suse.de>
5886 PR tree-optimization/29756
5887 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5888 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5889 * fold-const.c (operand_equal_p): Likewise.
5890 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5891 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5892 * tree-inline.c (estimate_operator_cost): Likewise.
5893 * tree-pretty-print.c (dump_generic_node): Likewise.
5894 * tree-ssa-operands.c (get_expr_operands): Likewise.
5895 * cfgexpand.c (expand_debug_expr): Likewise.
5896 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5897 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5898 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5899 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5900 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5901 (execute_update_addresses_taken): Do it.
5903 2016-05-20 Richard Biener <rguenther@suse.de>
5905 PR tree-optimization/71185
5906 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5907 register operations.
5909 2016-05-20 Richard Biener <rguenther@suse.de>
5911 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5912 gimple_seq_add_seq_without_update.
5913 (release_bb_predicate): Assert we have no operands to free.
5914 (if_convertible_loop_p_1): Calculate post dominators later.
5915 Do not free BB predicates here.
5916 (combine_blocks): Do not recompute BB predicates.
5917 (version_loop_for_if_conversion): Save BB predicates around
5920 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5922 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5923 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5924 code. Ignore sibcalls on EDGE_IGNORE edges.
5925 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5926 on edges for sibcalls that run without prologue. The rest of the
5927 function is combined from...
5928 (fix_fake_fallthrough_edge): ... this, and ...
5929 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5930 function argument, make it a local variable.
5932 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5934 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5935 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5936 for 32-bit mode and SEH for 64-bit.
5937 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5938 TARGET_64BIT_DEFAULT.
5940 2016-05-19 Ryan Burn <contact@rnburn.com>
5942 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5943 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5945 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5947 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5948 force pending loads from memory.
5950 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5952 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5953 (UNSPEC_DARN_32): New unspec constant.
5954 (UNSPEC_DARN_RAW): New unspec constant.
5955 (darn_32): New instruction.
5956 (darn_raw): New instruction.
5957 (darn): New instruction.
5958 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5959 support and documentation for this macro.
5960 (BU_P9_MISC_1): New macro definition.
5961 (BU_P9_64BIT_MISC_0): New macro definition.
5962 (BU_P9_MISC_0): New macro definition.
5963 (darn_32): New builtin definition.
5964 (darn_raw): New builtin definition.
5965 (darn): New builtin definition.
5966 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5967 RS6000_BUILTIN_0 directives to surround each occurrence of
5968 #include "rs6000-builtin.def".
5969 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5970 RS6000_BTM_64BIT flags to the returned mask, depending on
5972 (def_builtin): Correct an error in the assignments made to the
5973 debugging variable attr_string.
5974 (rs6000_expand_builtin): Add support for no-operand built-in
5976 (builtin_function_type): Remove fatal_error assertion that is no
5978 (rs6000_common_init_builtins): Add support for no-operand built-in
5980 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5982 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5984 (RS6000_BTM_64BIT): New macro definition.
5985 * doc/extend.texi: Document __builtin_darn (void),
5986 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5989 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5991 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5992 max_loop_iterations_int.
5994 2016-05-19 Marek Polacek <polacek@redhat.com>
5996 PR tree-optimization/71031
5997 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5998 condition and adjust the code a bit.
6000 2016-05-19 Martin Liska <mliska@suse.cz>
6002 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
6003 auto_vec instead of vec.
6005 2016-05-19 Martin Liska <mliska@suse.cz>
6007 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
6009 2016-05-19 Martin Liska <mliska@suse.cz>
6011 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
6013 2016-05-19 Martin Liska <mliska@suse.cz>
6015 * ipa-pure-const.c (set_function_state): Remove an existing
6017 (remove_node_data): Do not free it as it's released
6018 in set_function_state.
6020 2016-05-19 Martin Liska <mliska@suse.cz>
6022 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
6025 2016-05-19 Martin Liska <mliska@suse.cz>
6027 * omp-simd-clone.c (simd_clone_adjust): Release vector.
6029 2016-05-19 Martin Liska <mliska@suse.cz>
6031 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
6032 an auto_vec instead of re-creating it.
6034 2016-05-19 Martin Liska <mliska@suse.cz>
6036 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
6037 auto_vec instead of vec.
6039 2016-05-19 Martin Liska <mliska@suse.cz>
6041 * lto-section-in.c (lto_get_section_data): Call
6042 lto_check_version with additional argument.
6043 * lto-streamer.c (lto_check_version): Add new argument.
6044 * lto-streamer.h (lto_check_version): Likewise.
6046 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6048 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
6049 Don't add cost of inner memory when handling sign-extended loads.
6051 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
6053 PR rtl-optimization/71148
6054 * cse.c (cse_main): Free dominance info.
6055 (rest_of_handle_cse): Don't free dominance info.
6056 (rest_of_handle_cse2): Likewise.
6057 (rest_of_handle_cse_after_global_opts): Likewise.
6059 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6062 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
6063 NULL_TREE early if NEON is not available. Remove now redundant check
6064 in ARM_CHECK_BUILTIN_MODE.
6066 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
6069 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
6070 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
6071 * doc/cpp.texi: Document new macros.
6073 2016-05-19 Bin Cheng <bin.cheng@arm.com>
6075 PR tree-optimization/69848
6076 * tree-vect-loop.c (vectorizable_reduction): Don't factor
6077 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
6079 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6081 * function.c (thread_prologue_and_epilogue_insn): Move the
6082 "goto epilogue_done" one block later.
6084 2016-05-19 Richard Biener <rguenther@suse.de>
6086 PR tree-optimization/70729
6087 * passes.def: Move LIM pass before PRE. Remove no longer
6088 required copyprop and move first DCE out of the loop pipeline.
6090 2016-05-18 David Malcolm <dmalcolm@redhat.com>
6093 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
6094 (OBJS-libcommon-target): ...here.
6095 * opts-common.c: Include spellcheck.h.
6096 (cmdline_handle_error): Build a vec of valid options and use it
6097 to suggest provide hints for misspelled arguments.
6099 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6102 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
6103 lhs if it has TREE_ADDRESSABLE type.
6105 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
6108 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
6109 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
6111 2016-05-18 Martin Jambor <mjambor@suse.cz>
6114 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
6115 input for NOP_EXPR pass-through functions.
6116 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
6117 aggregate global constant VAR_DECLs in constant jump functions.
6119 2016-05-18 Martin Jambor <mjambor@suse.cz>
6122 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
6123 from TREE_READONLY parameters.
6125 2016-05-18 Martin Jambor <mjambor@suse.cz>
6128 * cgraph.h (cgraph_indirect_call_info): New field
6129 guaranteed_unmodified.
6130 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
6131 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6133 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
6134 pass the parameter value to ipa_find_agg_cst_for_param.
6135 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
6136 guaranteed_unmodified, store AA results there instead of bailing out
6138 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
6139 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
6140 (find_constructor_constant_at_offset): New function.
6141 (ipa_find_agg_cst_from_init): Likewise.
6142 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
6143 static initializers of contants, report back through a new paameter
6144 from_global_constant if that was the case.
6145 (try_make_edge_direct_simple_call): Also pass parameter value to
6146 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6148 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
6149 (ipa_read_indirect_edge_info): Likewise.
6150 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
6151 (ipa_load_from_parm_agg): Likewise.
6153 2016-05-18 Jiong Wang <jiong.wang@arm.com>
6155 PR rtl-optimization/71150
6156 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
6159 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6162 * config/rs6000/constraints.md (wE constraint): New constraint
6163 for a vector constant that can be loaded with XXSPLTIB.
6164 (wM constraint): New constraint for a vector constant of a 1's.
6165 (wS constraint): New constraint for a vector constant that can be
6166 loaded with XXSPLTIB and a vector sign extend instruction.
6167 * config/rs6000/predicates.md (xxspltib_constant_split): New
6168 predicates for wE/wS constraints.
6169 (xxspltib_constant_nosplit): Likewise.
6170 (easy_vector_constant): Add support for constants that can be
6171 loaded via XXSPLTIB.
6172 (all_ones_constant): New predicate for vector constant with all
6174 (splat_input_operand): Add support for ISA 3.0 word splat operations.
6175 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
6176 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
6177 instruction and possibly with a sign extension.
6178 (output_vec_const_move): Add support for XXSPLTIB. If we are
6179 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
6180 instead of XXLXOR/XXLORC.
6181 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
6183 (rs6000_legitimize_reload_address): Likewise.
6184 (rs6000_output_move_128bit): Use output_vec_const_move to emit
6186 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
6187 combine VSX_M and VSX_M2 into one iterator.
6189 (VSINT_84): New iterators for loading constants with XXSPLTIB.
6190 (VSINT_842): Likewise.
6191 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
6192 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
6193 XXSPLTIB instruction.
6194 (xxspltib_<mode>_nosplit): Likewise.
6195 (xxspltib_<mode>_split): New insn to load up constants with
6196 XXSPLTIB and a sign extend instruction.
6197 (vsx_mov<mode>): Replace single move that handled all vector types
6198 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
6199 moves (when -mvsx-timode is in effect) into the main vector
6200 moves. Eliminate separate moves for <VSr> <VSa>, where the
6201 preferred register class (<VSr>) is listed first, and the
6202 secondary register class (<VSa>) is listed second with a '?' to
6203 discourage use. Prefer loading 0/-1 in any VSX register for ISA
6204 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
6205 that if the register was involved in a slow operation, the
6206 clear/set operation does not wait for the slow operation to
6207 finish. Adjust the length attributes for 32-bit mode. Use
6208 rs6000_output_move_128bit and drop the use of the string
6209 instructions for 32-bit movti when -mvsx-timode is in effect. Use
6210 spacing so that the alternatives and attributes don't generate
6211 long lines, and put things in columns, so that it is easier to
6212 match up the operands and attributes with the insn alternatives.
6213 (vsx_mov<mode>_64bit): Likewise.
6214 (vsx_mov<mode>_32bit): Likewise.
6215 (vsx_movti_64bit): Fold movti into normal vector moves.
6216 (vsx_movti_32bit): Likewise.
6217 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
6219 (vsx_splat_v4si_internal): Likewise.
6220 (vsx_splat_v4sf_internal): Likewise.
6221 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
6222 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
6223 extend vector elements.
6224 (vsx_sign_extend_hi_<mode>): Likewise.
6225 (vsx_sign_extend_si_v2di): Likewise.
6226 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
6228 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
6229 constraints. Add trailing period to wL documentation.
6231 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
6234 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
6235 * tree-dfa.c (replace_abnormal_ssa_names): New function.
6236 * tree-call-cdce.c: Include tree-dfa.h.
6237 (can_guard_call_p): New function, extracted from...
6238 (can_use_internal_fn): ...here.
6239 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
6241 (shrink_wrap_one_built_in_call): Likewise.
6242 (use_internal_fn): Likewise.
6243 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
6244 and return void. Call replace_abnormal_ssa_names.
6245 (pass_call_cdce::execute): Check can_guard_call_p during the
6246 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
6247 will always change something.
6249 2016-05-18 Martin Jambor <mjambor@suse.cz>
6252 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
6253 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
6255 2016-05-18 Martin Jambor <mjambor@suse.cz>
6258 * ipa-inline.h (condition): New field size.
6259 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
6260 for comaprison and store it into the new condition.
6261 (evaluate_conditions_for_known_args): Use condition size to check
6262 access sizes for all but CHANGED conditions.
6263 (unmodified_parm_1): New parameter size_p, store access size into it.
6264 (unmodified_parm): Likewise.
6265 (unmodified_parm_or_parm_agg_item): Likewise.
6266 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
6267 (set_cond_stmt_execution_predicate): Extract access sizes and store
6269 (set_switch_stmt_execution_predicate): Likewise.
6270 (will_be_nonconstant_expr_predicate): Likewise.
6271 (will_be_nonconstant_predicate): Likewise.
6272 (inline_read_section): Stream condition size.
6273 (inline_write_summary): Likewise.
6275 2016-05-18 Richard Biener <rguenther@suse.de>
6277 * tree-ssa-loop-im.c (determine_max_movement): Properly add
6278 condition cost to PHI cost instead of total_cost.
6280 2016-05-18 Martin Liska <mliska@suse.cz>
6283 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
6286 2016-05-18 Richard Biener <rguenther@suse.de>
6288 * lto-streamer.h (LTO_major_version): Bump to 6.
6290 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6292 * function.c (make_split_prologue_seq, make_prologue_seq,
6293 make_epilogue_seq): New functions, factored out from...
6294 (thread_prologue_and_epilogue_insns): Here.
6296 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6298 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
6299 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
6300 of before. Add a comment.
6302 2016-05-18 Bin Cheng <bin.cheng@arm.com>
6304 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
6305 expression pointer, not pointer to the pointer.
6307 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6309 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
6310 (avx2_pbroadcast<mode>): Add another alternative with v instead
6311 of x constraints in it, using <pbroadcast_evex_isa> isa.
6312 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
6314 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
6315 constraint x instead of v in second alternative, add avx512bw
6318 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
6319 constraint x instead of v in second alternative, add avx512bw
6322 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
6323 constraint x instead of v in second alternative, add avx512bw
6326 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
6327 avx512bw alternative.
6329 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6331 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
6333 (define_insn "*andnottf3"): Ditto.
6334 (define_insn "*<code><mode>3"/any_logic): Ditto.
6335 (define_insn "*<code>tf3"/any_logic): Ditto.
6336 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
6337 operand to block AVX-512VL insn variant emit when it is not enabled.
6339 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6341 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
6342 constraint fot SF mode.
6344 2016-05-18 Petr Murzin <petr.murzin@intel.com>
6345 Kirill Yukhin <kirill.yukhin@intel.com>
6347 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
6349 (define_insn "rsqrt14<mode>"): Ditto.
6350 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
6351 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
6352 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
6353 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
6354 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
6356 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
6357 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
6358 * config/i386/i386.c (ix86_print_operand): Expand check for size
6359 override codes for Intel syntax.
6361 2016-05-18 Richard Biener <rguenther@suse.de>
6363 PR tree-optimization/71168
6364 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
6365 initialization earlier.
6367 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
6369 * config/aarch64/aarch64-simd.md
6370 (aarch64_reduc_plus_internal<mode>): Rename to...
6371 (reduc_plus_scal): ...This, and remove previous implementation.
6373 2016-05-18 Richard Biener <rguenther@suse.de>
6375 * passes.def: Put late dse and cd_dce in canonical order.
6377 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
6379 * ipa-inline-transform.c (preserve_function_body_p): Look for
6380 first non-thunk clone.
6381 (save_function_body): Save into first non-thunk.
6382 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
6384 (lto_output_node): Inline thunks don't need body in every
6386 * lto-streamer-in.c: Do not fixup thunk clones.
6387 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
6389 * tree-inline.c (copy_bb): Be prepared for target node to be new after
6392 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6395 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
6396 (reassociate_bb): Call transform_add_to_multiply.
6398 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6400 * config/aarch64/aarch64.c (all_extensions): Removed unused
6403 2016-05-17 Nathan Sidwell <nathan@acm.org>
6405 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
6406 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
6408 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
6410 PR tree-optimization/54579
6412 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
6414 2016-05-17 Marek Polacek <polacek@redhat.com>
6417 * tree-inline.c (expand_call_inline): Call
6418 maybe_remove_unused_call_args.
6420 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
6422 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
6423 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
6424 * doc/md.texi (fmin@var{m}3): Likewise.
6426 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6428 * match.pd (X & C): New transformation.
6430 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6432 * match.pd (~X & Y): New transformation.
6434 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6436 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
6437 information for new SSA_NAME.
6438 (simplify_conversion_using_ranges): Get range through get_range_info
6439 instead of get_value_range.
6441 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6443 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
6444 Remove inline assembly.
6445 (vmvn_s16): Likewise.
6446 (vmvn_s32): Likewise.
6447 (vmvn_u8): Likewise.
6448 (vmvn_u16): Likewise.
6449 (vmvn_u32): Likewise.
6450 (vmvnq_s8): Likewise.
6451 (vmvnq_s16): Likewise.
6452 (vmvnq_s32): Likewise.
6453 (vmvnq_u8): Likewise.
6454 (vmvnq_u16): Likewise.
6455 (vmvnq_u32): Likewise.
6456 (vmvn_p8): Likewise.
6457 (vmvnq_p16): Likewise.
6459 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6461 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
6463 (vmul_n_s16): Likewise.
6464 (vmul_n_s32): Likewise.
6465 (vmul_n_u16): Likewise.
6466 (vmul_n_u32): Likewise.
6467 (vmulq_n_f32): Likewise.
6468 (vmulq_n_f64): Likewise.
6469 (vmulq_n_s16): Likewise.
6470 (vmulq_n_s32): Likewise.
6471 (vmulq_n_u16): Likewise.
6472 (vmulq_n_u32): Likewise.
6474 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6476 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
6477 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
6479 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6481 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
6482 to *aarch64_fma4_elt_from_dup<mode>.
6483 (*aarch64_fnma4_elt_to_128df): Rename to
6484 *aarch64_fnma4_elt_from_dup<mode>.
6485 * config/aarch64/arm_neon.h (vfma_n_f64): New.
6486 (vfms_n_f32): Likewise.
6487 (vfms_n_f64): Likewise.
6488 (vfmsq_n_f32): Likewise.
6489 (vfmsq_n_f64): Likewise.
6491 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
6493 * wide-int.h: Change fixed_wide_int_storage from class to struct.
6495 2016-05-17 Richard Biener <rguenther@suse.de>
6497 PR tree-optimization/71132
6498 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
6499 Only add control dependences for blocks in the loop.
6500 (build_rdg): Adjust.
6501 (generate_code_for_partition): Return whether loop should
6502 be destroyed and delay that.
6503 (distribute_loop): Likewise.
6504 (pass_loop_distribution::execute): Record loops to be destroyed
6505 and perform delayed destroying of loops.
6507 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6510 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6512 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6514 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
6516 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
6519 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
6520 insertion point for instructions generated by validize_mem.
6522 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6524 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
6527 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6529 * config/aarch64/aarch64.c
6530 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6531 rather than a macro.
6533 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6535 * doc/invoke.texi (AArch64 Options): Various updates.
6537 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6539 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6540 into instrumentation thunks.
6541 * cif-code.def (CIF_CHKP): New.
6543 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6545 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6547 2016-05-16 Martin Jambor <mjambor@suse.cz>
6549 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6550 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6552 2016-05-16 Marek Polacek <polacek@redhat.com>
6554 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6557 2016-05-16 Martin Jambor <mjambor@suse.cz>
6560 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6561 the outlined kernel function.
6563 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6565 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6566 (ISA_HAS_DLSA): Ditto.
6568 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6570 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6572 2016-05-16 Nathan Sidwell <nathan@acm.org>
6574 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6575 (nvptx_name_replacement): Restore. Add comment.
6576 (write_fn_proto, write_fn_proto_from_insn,
6577 nvptx_output_call_insn): Restore
6578 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6580 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6582 * config/aarch64/aarch64.md
6583 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6584 (add<mode>3_compareC_imm): Likewise.
6585 (<optab>si3_uxtw): Split into register and immediate variants.
6586 (andsi3_compare0_uxtw): Likewise.
6587 (and<mode>3_compare0): Likewise.
6588 (and<mode>3nr_compare0): Likewise.
6589 (stack_protect_test_<mode>): Don't use %x for memory operands.
6591 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6593 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6595 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6597 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6598 Split integer shifts into shift_reg and bfm.
6599 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6600 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6601 (ror<mode>3_insn): Likewise.
6602 (<optab>si3_insn_uxtw): Likewise.
6603 (<optab><mode>3_insn): Change to rotate_imm.
6604 (extr<mode>5_insn_alt): Likewise.
6605 (extrsi5_insn_uxtw): Likewise.
6606 (extrsi5_insn_uxtw_alt): Likewise.
6608 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6610 * doc/tm.texi: Regenerate.
6611 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6612 (TARGET_INVALID_RETURN_TYPE): Remove.
6613 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6614 TARGET_INVALID_RETURN_TYPE.
6615 * target.def (invalid_parameter_type): Remove.
6616 (invalid_return_type): Remove.
6618 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6620 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6621 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6623 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6625 (preserve_function_body_p): No need to preserve function body
6626 * cif-codes.def (CIF_THUNK): Remove.
6627 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6629 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6631 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6633 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6635 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6638 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6640 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6641 (inline_small_functions): Do not look for function symbol when
6644 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6646 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6649 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6650 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6651 Jiong Wang <jiong.wang@arm.com>
6653 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6654 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6655 Define __ARM_FP16_ARGS when appropriate.
6656 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6658 (arm_invalid_return_type): Likewise.
6659 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6660 (TARGET_INVALID_RETURN_TYPE): Remove.
6661 (aapcs_vfp_sub_candidate): Allow HFmode.
6662 (aapcs_vfp_allocate): Add comment. Support HFmode.
6663 (aapcs_vfp_allocate_return_reg): Likewise.
6664 (struct aapcs_cp_arg_layout): Slightly reword comments for
6665 is_return_candidate and allocate_return_reg.
6666 (output_mov_vfp): Update assert.
6667 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6669 (arm_invalid_parameter_type): Remove.
6670 (amr_invalid_return_type): Remove.
6671 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6672 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6673 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6675 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6677 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6678 * config/aarch64/arch64-protos.h
6679 (aarch64_legitimize_reload_address): Remove.
6680 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6683 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6685 * configure.ac: Add ACX_NONCANONICAL_HOST.
6686 * configure: Regenerate.
6687 * Makefile.in: Set host_noncanonical.
6689 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6692 * config/i386/i386.md (*movtf_internal): Before register allocation,
6693 do not allow FP constants for CM_MEDIUM memory model, allow only
6694 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6695 (*movxf_internal): Ditto.
6696 (*movdf_internal): Ditto.
6697 (*movsf_internal): Ditto.
6699 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6701 PR rtl-optimization/67483
6702 * combine.c (make_compound_operation): Don't call extract_left_shift
6703 with negative shift amounts.
6705 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6708 * fold-const.c (fold_checksum_tree): Allow modification
6709 of TYPE_ALIAS_SET during folding.
6711 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6712 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6713 (ix86_split_to_parts): Likewise. Fix up formatting.
6715 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6717 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6718 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6721 2016-05-13 Nathan Sidwell <nathan@acm.org>
6723 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6724 (nvptx_name_replacement): Delete.
6725 (write_fn_proto, write_fn_proto_from_insn,
6726 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6727 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6728 * langhooks.c (add_builtin_funcction_common): Call
6729 targetm.mangle_decl_assembler_name.
6731 * config/nvptx/nvptx.c (write_fn_proto): Handle
6732 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6734 2016-05-13 Martin Liska <mliska@suse.cz>
6736 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6737 and PRIu64 in printf format.
6739 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6741 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6744 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6746 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6747 Change --param max-completely-peeled-times to
6748 --param max-completely-peel-times in dump file printing.
6750 2016-05-13 Richard Biener <rguenther@suse.de>
6752 PR tree-optimization/42587
6753 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6754 (find_bswap_or_nop_1): Likewise.
6755 (bswap_replace): Likewise.
6757 2016-05-13 Martin Liska <mliska@suse.cz>
6759 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6760 Initialize a variable with default value.
6762 2016-05-13 Martin Liska <mliska@suse.cz>
6764 * doc/invoke.texi: Enhance explanation of error recovery
6767 2016-05-13 Martin Liska <mliska@suse.cz>
6769 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6770 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6771 (iv_inv_expr_ent *).
6772 (struct iv_inv_expr_ent): Comment struct fields.
6773 (sort_iv_inv_expr_ent): New function.
6774 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6775 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6776 a hash_map between iv_inv_expr_ent and number of usages.
6777 (niter_for_exit): Fix coding style.
6778 (tree_ssa_iv_optimize_init): Use renamed variable.
6779 (determine_base_object): Fix coding style.
6780 (alloc_iv): Likewise.
6781 (find_interesting_uses_outside): Likewise.
6782 (add_candidate_1): Likewise.
6783 (add_standard_iv_candidates): Likewise.
6784 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6785 (prepare_decl_rtl): Fix coding style.
6786 (get_address_cost): Likewise.
6787 (get_shiftadd_cost): Likewise.
6788 (force_expr_to_var_cost): Likewise.
6789 (compare_aff_trees): Likewise.
6790 (get_expr_id): Restructure the function.
6791 (get_loop_invariant_expr_id): Renamed to
6792 get_loop_invariant_expr.
6793 (get_computation_cost_at): Replace usage of inv_expr_id with
6795 (get_computation_cost): Likewise.
6796 (determine_group_iv_cost_generic): Likewise.
6797 (determine_group_iv_cost_address): Likewise.
6798 (iv_period): Fix coding style.
6799 (iv_elimination_compare_lt): Likewise.
6800 (may_eliminate_iv): Likewise.
6801 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6803 (determine_group_iv_costs): Dump invariant expressions.
6804 (iv_ca_recount_cost): Use the newly added hash_map.
6805 (iv_ca_set_remove_invariants): Fix coding style.
6806 (iv_ca_set_add_invariants): Fix coding style.
6807 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6809 (iv_ca_set_cp): Likewise.
6810 (iv_ca_new): Initialize the newly added hash_map and remove
6811 initialization of fields.
6812 (iv_ca_free): Delete the hash_map.
6813 (iv_ca_dump): Dump invariant expressions.
6814 (iv_ca_extend): Fix coding style.
6815 (try_add_cand_for): Likewise.
6816 (create_new_ivs): Dump information about # of avg iterations and
6817 # of used invariant expressions.
6818 (rewrite_use_compare): Fix coding style.
6819 (free_loop_data): Set default value for max_inv_expr_id.
6821 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6823 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6824 returned value cse_cfg_altered computation.
6825 (rest_of_handle_cse2): Likewise.
6826 (rest_of_handle_cse_after_global_opts): Likewise.
6828 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6831 * config/arm/arm.c (arm32_output_mi_thunk): New.
6832 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6833 to split Thumb1 vs TARGET_32BIT functionality.
6834 (arm_thumb1_mi_thunk): New.
6836 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6838 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6841 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6844 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6846 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6848 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6849 (expand_builtin_trap): Emit a regular call.
6850 (set_builtin_user_assembler_name): Remove obsolete cases.
6851 * dse.c (scan_insn): Adjust.
6852 * except.c: Include calls.h.
6853 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6854 emit a regular call to setjmp.
6855 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6856 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6857 (emit_block_move_via_libcall): Delete.
6858 (block_move_fn): Delete.
6859 (init_block_move_fn): Likewise.
6860 (emit_block_move_libcall_fn): Likewise.
6861 (emit_block_op_via_libcall): New function.
6862 (set_storage_via_libcall): Tidy up and use memset builtin.
6863 (block_clear_fn): Delete.
6864 (init_block_clear_fn): Likewise.
6865 (clear_storage_libcall_fn): Likewise.
6866 (expand_assignment): Call emit_block_move_via_libcall.
6867 Do not include gt-expr.h.
6868 * expr.h (emit_block_op_via_libcall): Declare.
6869 (emit_block_copy_via_libcall): New inline function.
6870 (emit_block_move_via_libcall): Likewise.
6871 (emit_block_comp_via_libcall): Likewise.
6872 (block_clear_fn): Delete.
6873 (init_block_move_fn): Likewise.
6874 (init_block_clear_fn): Likewise.
6875 (emit_block_move_via_libcall): Likewise.
6876 (set_storage_via_libcall): Add default parameter value.
6877 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6878 (abort_libfunc): Delete.
6879 (memcpy_libfunc): Likewise.
6880 (memmove_libfunc): Likewise.
6881 (memcmp_libfunc): Likewise.
6882 (memset_libfunc): Likewise.
6883 (setbits_libfunc): Likewise.
6884 (setjmp_libfunc): Likewise.
6885 (longjmp_libfunc): Likewise.
6886 (profile_function_entry_libfunc): Likewise.
6887 (profile_function_exit_libfunc): Likewise.
6888 (gcov_flush_libfunc): Likewise.
6889 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6890 and DECL_VISIBILITY on the declaration.
6891 (init_optabs): Do not initialize obsolete libfuncs.
6892 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6893 * tree-core.h (ECF_RET1): Define.
6894 (ECF_TM_PURE): Adjust.
6895 (ECF_TM_BUILTIN): Likewise.
6896 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6897 (build_common_builtin_nodes): Initialize abort builtin.
6898 Add ECF_RET1 on memcpy, memmove and memset builtins.
6899 Pass final flags for alloca and alloca_with_align builtins.
6900 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6902 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6903 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6904 set_storage_via_libcall and call emit_block_copy_via_libcall.
6906 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6908 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6909 DImode before it is passed to ix86_output_call_operand.
6910 (*call_value_got_x32): Ditto for operand 1.
6912 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6914 PR rtl-optimization/70904
6915 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6916 reload for wide mode.
6918 2016-05-12 Marek Polacek <polacek@redhat.com>
6921 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6922 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6923 * langhooks.h (incomplete_type_error): Likewise.
6924 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6925 parameter, pass it down to incomplete_type_error.
6926 * tree.h (size_in_bytes): New inline overload.
6927 (size_in_bytes_loc): Renamed from size_in_bytes.
6929 2016-05-12 Richard Biener <rguenther@suse.de>
6931 PR tree-optimization/71059
6932 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6933 nary before looking up or entering the expression into the VN
6935 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6936 Make sure to re-use NARYs without result as inserted by
6939 2016-05-12 Richard Biener <rguenther@suse.de>
6941 PR tree-optimization/71062
6942 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6944 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6945 vars_contains_restrict if the var is a restrict tag.
6946 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6947 do not disambiguate pointers against it.
6948 (dump_points_to_solution): Re-structure and adjust for new
6949 vars_contains_restrict flag.
6950 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6952 2016-05-12 Martin Liska <mliska@suse.cz>
6954 * doc/invoke.texi: Explain connection between
6955 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6957 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6959 PR tree-optimization/71006
6960 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6961 consider COND_EXPR as a mask producer.
6963 2016-05-12 Marek Polacek <polacek@redhat.com>
6966 * opts.c (common_handle_option): Detect missing argument for --help^.
6968 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6971 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6972 when popping the PC and within an interrupt handler routine.
6973 Add missing tab to output of "ldmfd".
6974 (output_return_instruction): Output LDMFD with SP update rather
6975 than POP when returning from interrupt handler.
6977 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6979 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6980 TARGET_64BIT && TARGET_AVX512DQ.
6981 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6982 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6983 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6984 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6985 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6986 (*vec_extractv4si_zext): Add avx512dq alternative.
6987 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6988 use v instead of x constraint in other alternatives where possible.
6990 * config/i386/sse.md (sse2_loadld): Use v instead of x
6991 constraint in alternatives 0,1,4.
6993 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6994 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6995 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6998 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6999 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
7000 is not emitted unless TARGET_AVX512BW.
7001 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
7002 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
7003 for the result operand.
7005 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
7006 constraint instead of x in avx alternatives. Use maybe_evex instead
7009 * config/i386/constraints.md (Yv): New constraint.
7010 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
7011 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
7012 * config/i386/i386.md (avx512fvecmode): New mode attr.
7013 (*pushtf): Use v constraint instead of x.
7014 (*movtf_internal): Likewise. For TARGET_AVX512VL and
7015 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
7016 (*absneg<mode>2): Use Yv constraint instead of x constraint.
7017 (*absnegtf2_sse): Likewise.
7018 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
7019 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
7020 avx512f alternatives.
7021 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
7023 2016-05-12 Richard Biener <rguenther@suse.de>
7025 PR tree-optimization/71060
7026 * tree-data-ref.c (initialize_data_dependence_relation): Do not
7027 require exact match of DR_BASE_OBJECT but only matching address and
7030 2016-05-12 Richard Biener <rguenther@suse.de>
7032 PR tree-optimization/70986
7033 * cfganal.c: Include cfgloop.h.
7034 (dfs_find_deadend): Prefer to take edges exiting loops.
7036 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7038 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
7039 compile and run time.
7041 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
7044 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
7046 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
7048 * config/i386/i386.c (legitimize_pic_address): Use
7049 copy_to_suggested_reg instead of gen_movsi.
7051 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7053 * config/rs6000/predicates.md (quad_memory_operand): Move most of
7054 the code into quad_address_p and call it to share code with
7055 vsx_quad_dform_memory_operand.
7056 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
7058 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
7059 bit instead of being a separate word. Split -mpower9-dform into
7060 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7061 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
7062 for the register class supporting 128-bit quad word memory offsets.
7063 (mode_supports_vsx_dform_quad): Helper function to return if the
7064 register class uses quad word memory offsets.
7065 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
7066 (rs6000_debug_reg_global): Always print if we are using LRA or not.
7067 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
7068 instructions are enabled, set up the appropriate addr_masks for
7070 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
7071 -mpower9-dform-scalar, instead of -mpower9-dform.
7072 (rs6000_option_override_internal): Split -mpower9-dform into two
7073 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
7074 -mpower9-dform switch sets or clears both. If we are not using
7075 the LRA register allocator, do not enable -mpower9-dform-vector by
7076 default. If we are using LRA, enable -mpower9-dform-vector and
7077 -mvsx-timode if it is appropriate. Issue a warning if either
7078 -mpower9-dform-vector or -mvsx-timode are explicitly used without
7080 (quad_address_offset_p): New helper function to return if the
7081 offset is legal for quad word memory instructions.
7082 (quad_address_p): New function to determin if GPR or vector
7083 register quad word memory addresses are legal.
7084 (mem_operand_gpr): Validate quad word address offsets.
7085 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
7086 d-form (register + offset) instructions.
7087 (offsettable_ok_by_alignment): Likewise.
7088 (rs6000_legitimate_offset_address_p): Likewise.
7089 (legitimate_lo_sum_address_p): Likewise.
7090 (rs6000_legitimize_address): Likewise.
7091 (rs6000_legitimize_reload_address): Add more debug statements for
7093 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
7094 d-form instructions.
7095 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
7096 d-form instructions. Distinguish different cases in debug
7097 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
7098 d-form instructions.
7099 (rs6000_preferred_reload_class): Likewise.
7100 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
7101 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
7102 of the ISA 2.06 indexed memory instructions.
7103 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
7104 use them to save/restore the saved vector registers instead of
7105 using Altivec instructions.
7106 (rs6000_emit_epilogue): Likewise.
7107 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
7108 (rs6000_opt_masks): Split -mpower9-dform into
7109 -mpower9-dform-scalar and -mpower9-dform-vector.
7110 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
7112 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
7113 ISA 3.0 vector indexed memory instructions, and fold the code into
7114 the normal mov<mode> patterns.
7115 (p9_vecstore_<mode>): Likewise.
7116 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
7118 (vsx_movti_64bit): Likewise.
7119 (vsx_movti_32bit): Likewise.
7120 * config/rs6000/constraints.md (wO constraint): New constraint for
7121 ISA 3.0 vector d-form support.
7122 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
7123 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
7124 include -mpower9-dform-vector until we switch over to LRA.
7125 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
7126 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7127 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
7128 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
7129 for -mpower9-dform and -mlra.
7130 * doc/md.texi (wO constraint): Document wO constraint.
7132 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
7134 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
7135 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
7136 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
7137 Move handling of non-insn arguments inline into the sole user:
7138 (output_trans_func): ...here.
7139 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
7140 in emitted function prototype.
7141 (output_internal_insn_latency_func): Ditto. Simplify.
7142 (output_internal_maximal_insn_latency_func): Ditto. Delete
7143 always-unused argument.
7144 (output_insn_latency_func): Ditto.
7145 (output_maximal_insn_latency_func): Ditto.
7147 2016-05-11 Richard Biener <rguenther@suse.de>
7149 PR tree-optimization/71055
7150 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
7151 sth with precision not equal to access size verify we don't chop
7154 2016-05-11 Richard Biener <rguenther@suse.de>
7157 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
7158 (dwarf2out_finish): Move retry_incomplete_types call ...
7159 (dwarf2out_early_finish): ... here.
7161 2016-05-11 Richard Biener <rguenther@suse.de>
7164 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
7165 if the langhook insists on it.
7166 * fold-const.c (make_bit_field_ref): Add arg for the original
7167 reference and preserve its alias-set.
7168 (decode_field_reference): Take exp by reference and adjust it
7169 to the original memory reference.
7170 (optimize_bit_field_compare): Adjust callers.
7171 (fold_truth_andor_1): Likewise.
7172 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
7174 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
7177 * cfgrtl.h (delete_insn_and_edges): Now return bool.
7178 * cfgrtl.c (delete_insn_and_edges): Likewise.
7179 * config/i386/i386.c (convert_scalars_to_vector): Remove
7181 * cse.c (cse_insn): Compute cse_cfg_altered.
7182 (delete_trivially_dead_insns): Likewise.
7183 (cse_cc_succs): Likewise.
7184 (rest_of_handle_cse): Free dominance info if required.
7185 (rest_of_handle_cse2): Likewise.
7186 (rest_of_handle_cse_after_global_opts): Likewise.
7188 2016-05-11 Alan Modra <amodra@gmail.com>
7190 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
7191 abi_v4_pass_in_fpr): New functions.
7192 (rs6000_function_arg_boundary): Exclude complex IBM long double
7193 from 64-bit alignment when ABI_V4.
7194 (rs6000_function_arg, rs6000_function_arg_advance_1,
7195 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
7197 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
7199 PR rtl-optimization/71028
7200 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
7201 jump with just a return in the fallthrough block if the branch
7202 block contains just a return as well.
7204 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
7206 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
7207 * match.pd ((X & Y) ^ Y): ... this.
7208 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
7209 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
7211 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7213 * read-md.c (require_char_ws): New function.
7214 (read_string): Simplify using require_char_ws.
7215 (handle_constants): Likewise.
7216 (handle_enum): Likewise.
7217 (handle_file): Likewise.
7218 * read-md.h (require_char_ws): New declaration.
7219 * read-rtl.c (read_conditions): Simplify using require_char_ws.
7220 (read_mapping): Likewise.
7221 (read_rtx_code): Likewise.
7222 (read_nested_rtx): Likewise.
7224 2016-05-10 James Norris <jnorris@codesourcery.com>
7226 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
7227 if offloading is enabled and -fopenacc or -fopenmp is specified.
7228 (CRTOFFLOADEND): Likewise.
7229 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
7230 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
7232 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
7234 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
7235 gotoff_operand code paths. Use copy_to_suggested_regs and
7236 expand_simple_binop where appropriate. Cleanup.
7238 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7241 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
7243 (dimode_scalar_chain::vector_const_cost): New.
7244 (dimode_scalar_chain::compute_convert_gain): Handle constants.
7245 (dimode_scalar_chain::convert_op): Likewise.
7246 (dimode_scalar_chain::convert_insn): Likewise.
7248 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7250 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
7251 unary operation, not a binary one.
7253 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7256 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
7257 calls with type casted fndecl.
7259 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7261 PR tree-optimization/70786
7262 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
7263 * calls.c (initialize_argument_information): Bind bounds
7264 with corresponding args passed by reference.
7266 2016-05-10 Jakub Jelinek <jakub@redhat.com>
7269 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
7270 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
7271 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
7274 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7277 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
7278 code for a zero scale factor.
7279 (vsx_xvcvdpuxds_scale): Likewise.
7281 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7283 * diagnostic-show-locus.c (layout::layout): Call show_ruler
7284 if show_ruler_p was set on the context.
7285 (layout::show_ruler): New method.
7286 * diagnostic.h (struct diagnostic_context): Add field
7289 2016-05-10 Richard Biener <rguenther@suse.de>
7291 PR tree-optimization/71039
7292 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
7293 (chk_uses): New function.
7294 (propagate_with_phi): Verify we can safely replicate the lhs of an
7295 aggregate assignment on all incoming edges.
7297 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
7299 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
7301 (rx_atomic_sequence): New class.
7302 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
7303 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
7305 (rx_atomic_sequence::rx_atomic_sequence,
7306 rx_atomic_sequence::~rx_atomic_sequence): New functions.
7307 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
7308 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
7309 CTRLREG_INTB): New constants.
7310 (FETCHOP): New code iterator.
7311 (fethcop_name, fetchop_name2): New iterator code attributes.
7312 (QIHI): New mode iterator.
7313 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
7314 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
7315 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
7317 2016-05-10 Martin Liska <mliska@suse.cz>
7319 * tree-inline.c (remap_dependence_clique): Do not remap
7320 debugging statements.
7322 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7324 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
7325 ("*fixuns_truncdfdi2_z13")
7326 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
7327 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
7328 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
7330 2016-05-10 Richard Biener <rguenther@suse.de>
7332 PR tree-optimization/70497
7333 PR tree-optimization/28367
7334 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
7336 (visit_reference_op_load): ... here.
7337 (vn_reference_lookup_3): Use it to handle subreg-like accesses
7338 with simplified BIT_FIELD_REFs.
7339 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
7340 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
7343 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7345 * dwarf2out.c (add_abstract_origin_attribute): Adjust
7346 documentation comment. For BLOCK nodes, add a
7347 DW_AT_abstract_origin attribute that points to the DIE generated
7348 for the origin BLOCK.
7349 (gen_lexical_block_die): Call add_abstract_origin_attribute for
7350 blocks from inlined functions.
7352 2016-05-10 Alan Modra <amodra@gmail.com>
7355 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
7356 regrename modifying insns saving lr before __morestack call.
7357 * config/rs6000/rs6000.md (split_stack_return): Similarly for
7358 insns restoring lr after __morestack call.
7360 2016-05-09 Jakub Jelinek <jakub@redhat.com>
7362 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
7363 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
7365 * config/i386/sse.md (vec_interleave_high<mode>,
7366 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
7367 <avx512>_vpermt2var<mode>3_maskz): Likewise.
7369 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7371 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
7372 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
7373 parallel reassociation for power8 and forward.
7375 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
7377 * config/i386/i386.md (absneg splitters with general regs): Use
7378 general_reg_operand predicate.
7379 (btsq peephole2): Use x86_64_immediate_operand to check if new
7380 value is suitable for immediate operand. Generate emitted insn
7381 using RTL expressions.
7382 (btcq peephole2): Ditto.
7383 (btrq peephole2): Ditto. Generate correct immediate operand
7386 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7388 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
7391 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7393 * tree-affine.c (wide_int_constant_multiple_p): Add missing
7394 pointer dereference.
7396 2016-05-09 Richard Biener <rguenther@suse.de>
7398 PR tree-optimization/70985
7399 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
7400 op0 isn't a gimple register.
7402 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
7404 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
7405 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
7406 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
7407 (i6400_fpu_mult): New cpu units.
7408 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
7409 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
7410 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
7411 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
7412 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
7413 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
7414 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
7415 (i6400_msa_long_float4, i6400_msa_long_float5)
7416 (i6400_msa_long_float8, i6400_msa_fdiv_df)
7417 (i6400_msa_fdiv_sf): New reservations.
7418 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
7419 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
7420 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
7421 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
7422 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
7423 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
7424 (msa_short_cmp, msa_short_float2, msa_short_logic3)
7425 (msa_short_store4, msa_long_load, msa_short_store)
7426 (msa_long_logic, msa_long_float2, msa_long_float4)
7427 (msa_long_float5, msa_long_float8, msa_long_mult)
7428 (msa_long_fdiv, msa_long_div): New reservations.
7430 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
7431 Sameera Deshpande <sameera.deshpande@imgtec.com>
7432 Matthew Fortune <matthew.fortune@imgtec.com>
7433 Graham Stott <graham.stott@imgtec.com>
7434 Chao-ying Fu <chao-ying.fu@imgtec.com>
7436 * config.gcc: Add MSA header file for mips*-*-* target.
7437 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
7438 (Ubv8i, Urv8): New constraints.
7439 * config/mips/mips-ftypes.def: Add function types for MSA
7441 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
7442 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
7443 * config/mips/mips-msa.md: New file.
7444 * config/mips/mips-protos.h
7445 (mips_split_128bit_const_insns): New prototype.
7446 (mips_msa_idiv_insns): Likewise.
7447 (mips_split_128bit_move): Likewise.
7448 (mips_split_128bit_move_p): Likewise.
7449 (mips_split_msa_copy_d): Likewise.
7450 (mips_split_msa_insert_d): Likewise.
7451 (mips_split_msa_fill_d): Likewise.
7452 (mips_expand_msa_branch): Likewise.
7453 (mips_const_vector_same_val_p): Likewise.
7454 (mips_const_vector_same_bytes_p): Likewise.
7455 (mips_const_vector_same_int_p): Likewise.
7456 (mips_const_vector_shuffle_set_p): Likewise.
7457 (mips_const_vector_bitimm_set_p): Likewise.
7458 (mips_const_vector_bitimm_clr_p): Likewise.
7459 (mips_msa_vec_parallel_const_half): Likewise.
7460 (mips_msa_output_division): Likewise.
7461 (mips_ldst_scaled_shift): Likewise.
7462 (mips_expand_vec_cond_expr): Likewise.
7463 * config/mips/mips.c (enum mips_builtin_type): Add
7464 MIPS_BUILTIN_MSA_TEST_BRANCH.
7465 (mips_gen_const_int_vector_shuffle): New prototype.
7466 (mips_const_vector_bitimm_set_p): New function.
7467 (mips_const_vector_bitimm_clr_p): Likewise.
7468 (mips_const_vector_same_val_p): Likewise.
7469 (mips_const_vector_same_bytes_p): Likewise.
7470 (mips_const_vector_same_int_p): Likewise.
7471 (mips_const_vector_shuffle_set_p): Likewise.
7472 (mips_symbol_insns): Forbid loading symbols via immediate for
7474 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
7476 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
7478 (mips_lx_address_p): Add support load indexed address for MSA.
7479 (mips_address_insns): Add calculation of instructions needed for
7480 stores and loads for MSA.
7481 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
7482 CONST_VECTOR for MSA and let it fall through.
7483 (mips_ldst_scaled_shift): New function.
7484 (mips_subword_at_byte): Likewise.
7485 (mips_msa_idiv_insns): Likewise.
7486 (mips_legitimize_move): Validate MSA moves.
7487 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
7488 calculation of costs for MSA division.
7489 (mips_split_move_p): Check if MSA moves need splitting.
7490 (mips_split_move): Split MSA moves if necessary.
7491 (mips_split_128bit_move_p): New function.
7492 (mips_split_128bit_move): Likewise.
7493 (mips_split_msa_copy_d): Likewise.
7494 (mips_split_msa_insert_d): Likewise.
7495 (mips_split_msa_fill_d): Likewise.
7496 (mips_output_move): Handle MSA moves.
7497 (mips_expand_msa_branch): New function.
7498 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
7499 Reinstate 'y' modifier.
7500 (mips_file_start): Add MSA .gnu_attribute.
7501 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
7503 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
7504 (mips_class_max_nregs): Add register size for MSA supported mode.
7505 (mips_cannot_change_mode_class): Allow conversion between MSA
7506 vector modes and TImode.
7507 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
7509 (mips_secondary_reload_class): Force MSA loads/stores via memory.
7510 (mips_preferred_simd_mode): Add preffered modes for MSA.
7511 (mips_vector_mode_supported_p): Add MSA supported modes.
7512 (mips_autovectorize_vector_sizes): New function.
7513 (mips_msa_output_division): Likewise.
7514 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
7515 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
7516 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
7517 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
7518 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
7519 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
7520 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
7521 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
7522 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
7523 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
7524 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
7525 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
7526 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
7527 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
7528 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
7529 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
7530 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7531 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7532 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7533 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7534 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7535 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7536 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7537 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7538 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7539 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7540 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7541 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7542 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7543 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7544 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7545 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7546 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7547 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7548 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7549 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7550 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7551 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7552 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7553 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7554 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7555 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7556 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7557 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7558 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7559 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7560 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7561 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7562 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7563 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7564 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7565 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7566 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7567 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7568 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7569 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7570 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7571 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7572 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7573 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7574 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7575 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7576 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7577 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7578 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7579 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7580 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7581 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7582 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7583 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7584 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7585 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7586 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7587 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7588 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7589 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7590 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7591 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7592 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7593 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7594 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7595 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7596 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7597 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7598 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7599 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7600 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7601 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7602 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7603 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7604 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7605 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7606 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7607 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7608 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7609 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7610 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7611 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7612 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7613 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7614 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7615 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7616 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7617 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7618 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7619 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7620 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7621 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7622 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7623 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7624 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7625 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7626 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7627 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7628 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7629 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7630 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7631 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7632 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7633 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7634 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7635 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7636 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7637 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7638 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7639 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7640 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7641 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7642 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7643 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7644 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7645 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7646 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7647 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7648 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7649 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7650 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7651 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7652 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7653 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7654 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7655 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7656 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7657 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7658 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7659 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7660 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7661 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7662 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7663 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7664 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7666 (mips_get_builtin_decl_index): New array.
7667 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7668 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7669 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7670 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7671 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7673 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7675 (mips_expand_builtin_insn): Prepare operands for
7676 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7677 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7678 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7679 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7680 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7681 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7682 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7683 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7684 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7685 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7686 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7687 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7688 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7689 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7690 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7691 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7692 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7693 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7694 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7695 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7696 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7697 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7698 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7699 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7700 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7701 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7702 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7703 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7704 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7705 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7706 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7707 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7708 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7709 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7710 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7711 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7712 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7713 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7714 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7715 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7716 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7717 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7718 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7719 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7720 These are set implicitly and an error is reported if overridden.
7721 (mips_expand_builtin_msa_test_branch): New function.
7722 (mips_expand_msa_shuffle): Likewise.
7723 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7724 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7725 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7726 (mips_expand_vec_unpack): Add support for MSA.
7727 (mips_expand_vector_init): Likewise.
7728 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7729 instead of const0_rtx.
7730 (mips_msa_vec_parallel_const_half): New function.
7731 (mips_gen_const_int_vector): Likewise.
7732 (mips_gen_const_int_vector_shuffle): Likewise.
7733 (mips_expand_msa_cmp): Likewise.
7734 (mips_expand_vec_cond_expr): Likewise.
7735 * config/mips/mips.h
7736 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7737 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7739 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7740 (ISA_HAS_MSA): New macro.
7741 (UNITS_PER_MSA_REG): Likewise.
7742 (BITS_PER_MSA_REG): Likewise.
7743 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7744 (MSA_REG_FIRST): New macro.
7745 (MSA_REG_LAST): Likewise.
7746 (MSA_REG_NUM): Likewise.
7747 (MSA_REG_P): Likewise.
7748 (MSA_REG_RTX_P): Likewise.
7749 (MSA_SUPPORTED_MODE_P): Likewise.
7750 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7751 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7752 * config/mips/mips.md: Include mips-msa.md.
7753 (alu_type): Add simd_add.
7754 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7755 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7756 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7757 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7758 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7759 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7760 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7761 simd_move, simd_load, simd_store. Choose "multi" for moves
7763 (qword_mode): New attribute.
7764 (insn_count): Add instruction count for quad moves.
7765 Increase the count for MIPS SIMD division.
7766 (UNITMODE): Add UNITMODEs for vector types.
7767 (addsub): New code iterator.
7768 * config/mips/mips.opt (mmsa): New option.
7769 * config/mips/msa.h: New file.
7770 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7772 * config/mips/mti-linux.h: Likewise.
7773 * config/mips/predicates.md
7774 (const_msa_branch_operand): New constraint.
7775 (const_uimm3_operand): Likewise.
7776 (const_uimm4_operand): Likewise.
7777 (const_uimm5_operand): Likewise.
7778 (const_uimm8_operand): Likewise.
7779 (const_imm5_operand): Likewise.
7780 (aq10b_operand): Likewise.
7781 (aq10h_operand): Likewise.
7782 (aq10w_operand): Likewise.
7783 (aq10d_operand): Likewise.
7784 (const_m1_operand): Likewise.
7785 (reg_or_m1_operand): Likewise.
7786 (const_exp_2_operand): Likewise.
7787 (const_exp_4_operand): Likewise.
7788 (const_exp_8_operand): Likewise.
7789 (const_exp_16_operand): Likewise.
7790 (const_vector_same_val_operand): Likewise.
7791 (const_vector_same_simm5_operand): Likewise.
7792 (const_vector_same_uimm5_operand): Likewise.
7793 (const_vector_same_uimm6_operand): Likewise.
7794 (const_vector_same_uimm8_operand): Likewise.
7795 (par_const_vector_shf_set_operand): Likewise.
7796 (reg_or_vector_same_val_operand): Likewise.
7797 (reg_or_vector_same_simm5_operand): Likewise.
7798 (reg_or_vector_same_uimm6_operand): Likewise.
7799 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7801 * doc/invoke.texi (-mmsa): Document new option.
7803 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7805 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7806 * configure: Regenerate.
7807 * config.in: Regenerate.
7808 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7810 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7811 (ENDFILE_VTV_SPEC): Define.
7813 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7815 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7816 registers in all interrupt handlers if necessary.
7817 (rl78_option_override): Add warning.
7818 (MUST_SAVE_MDUC_REGISTERS): New macro.
7819 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7820 * config/rl78/rl78.c (check_mduc_usage): New function.
7821 (mduc_regs): New structure to hold MDUC register data.
7822 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7823 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7824 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7825 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7826 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7827 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7829 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7831 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7832 (tree-ssa-loop-niter.h): Ditto.
7833 (idx_within_array_bound, ref_within_array_bound): New functions.
7834 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7835 Factor out check on writable base object to ...
7836 (base_object_writable): ... here.
7838 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7840 * config/arm/arm.md (probe_stack): Add modes to set source
7843 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7845 * regrename.c (base_reg_class_for_rename): New static function.
7846 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7848 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7850 * cgraph.c (thunk_adjust): Export.
7851 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7852 * cgraphunit.c (thunk_adjust): Export.
7853 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7855 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7857 * tree-inline.c (expand_call_inline): Expand thunks inline.
7859 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7862 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7863 (*sse2_vd_cvtss2sd): Ditto.
7864 * config/i386/i386.md
7865 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7866 Generate *sse2_vd_cvtsd2ss pattern.
7867 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7868 Generate *sse2_vd_cvtss2sd pattern.
7870 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7872 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7873 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7876 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7878 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7879 * config/sh/sh.c: Define and declare variables on first use throughout
7881 (current_function_interrupt): Change to bool type.
7882 (frame_insn): Rename to emit_frame_insn and update users.
7883 (push_regs): Use bool for 'interrupt_handler' argument.
7884 (save_schedule_s): Remove.
7885 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7886 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7887 targetm.asm_out.unaligned_op.di.
7888 (gen_far_branch): Remove redundant forward declaration.
7889 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7890 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7891 (sh_set_return_address, sh_function_ok_for_sibcall,
7892 scavenge_reg): Update comments.
7893 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7894 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7895 (sh_attr_renesas_p): Remove unnecessary parentheses.
7896 (branch_dest): Simplify.
7897 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7898 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7899 (CUMULATIVE_ARGS): Change macro to typedef.
7900 (current_function_interrupt): Change to bool type.
7901 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7902 Surround with __cplusplus ifdef.
7903 (sh_compare_op0, sh_compare_op1): Remove.
7904 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7906 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7908 * config/arm/arm.md: (arch): Add neon.
7909 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7910 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7911 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7912 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7913 attributes for alt renumbering. Mark alt 3 as non-predicable.
7914 (thumb2_movdf_vfp): Likewise.
7916 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7918 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7919 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7920 (*andqi_1): Add preferred_for_speed attribute to disparage
7921 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7922 (*<code>qi_1): Ditto.
7923 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7924 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7925 (*ashlqi3_1): Ditto.
7926 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7927 Add preferred_for_size attribute to disparage alternative 0 and
7928 preferred_for_speed attribute to disparage alternative 1 for
7929 TARGET_PARTIAL_REG_STALL targets.
7931 2016-05-07 Tom de Vries <tom@codesourcery.com>
7933 PR tree-optimization/70956
7934 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7937 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7939 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7940 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7941 * config/sh/sh.md (branch_zero): Remove define_attr.
7942 (define_delay): Disable delay slot if branch distance is one insn.
7944 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7946 * config/i386/i386.md (LEAMODE): New mode attribute.
7947 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7948 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7949 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7950 operand 2 predicate.
7951 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7952 (*lea<mode>_general_3): Ditto.
7953 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7955 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7957 * genmddump.c (main): Convert argv from char ** to const char **.
7959 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7961 * coretypes.h (OVERRIDE): New macro.
7964 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7966 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7967 allow coalescing if the types are compatible.
7969 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7971 * pass_manager.h (pass_manager::register_pass_name): New method.
7972 (pass_manager::get_pass_by_name): New method.
7973 (pass_manager::create_pass_tab): New method.
7974 (pass_manager::m_name_to_pass_map): New field.
7975 * passes.c (name_to_pass_map): Delete global in favor of field
7976 "m_name_to_pass_map" of pass_manager.
7977 (register_pass_name): Rename from a function to...
7978 (pass_manager::register_pass_name): ...this method, updating
7979 for renaming of global "name_to_pass_map" to field
7980 "m_name_to_pass_map".
7981 (create_pass_tab): Rename from a function to...
7982 (pass_manager::create_pass_tab): ...this method, updating
7983 for renaming of global "name_to_pass_map" to field.
7984 (get_pass_by_name): Rename from a function to...
7985 (pass_manager::get_pass_by_name): ...this method.
7986 (enable_disable_pass): Convert use of get_pass_by_name to
7987 a method call, locating the pass_manager singleton.
7989 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7991 * genattr-common.c (main): Convert argv from char ** to const char **.
7992 * genattr.c (main): Likewise.
7993 * genattrtab.c (main): Likewise.
7994 * genautomata.c (initiate_automaton_gen): Likewise.
7996 * gencodes.c (main): Likewise.
7997 * genconditions.c (main): Likewise.
7998 * genconfig.c (main): Likewise.
7999 * genconstants.c (main): Likewise.
8000 * genemit.c (main): Likewise.
8001 * genenums.c (main): Likewise.
8002 * genextract.c (main): Likewise.
8003 * genflags.c (main): Likewise.
8004 * genmddeps.c (main): Likewise.
8005 * genopinit.c (main): Likewise.
8006 * genoutput.c (main): Likewise.
8007 * genpeep.c (main): Likewise.
8008 * genpreds.c (main): Likewise.
8009 * genrecog.c (main): Likewise.
8010 * gensupport.c (init_rtx_reader_args_cb): Likewise.
8011 (init_rtx_reader_args): Likewise.
8012 * gensupport.h (init_rtx_reader_args_cb): Likewise.
8013 (init_rtx_reader_args): Likewise.
8014 * gentarget-def.c (main): Likewise.
8015 * read-md.c (read_md_files): Likewise.
8016 * read-md.h (read_md_files): Likewise.
8018 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8020 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
8021 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
8022 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
8023 Remove unused predicate.
8024 (register_and_not_fp_reg_operand): Ditto.
8026 2016-05-06 Martin Liska <mliska@suse.cz>
8028 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
8029 instead of vec as the vector is local to the function.
8031 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8033 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
8034 avx512bw alternative.
8036 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
8037 before the ashr<mode>3 pattern.
8039 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
8040 v instead of x in vex or maybe_vex alternatives, use
8041 maybe_evex instead of vex in prefix.
8043 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
8044 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
8045 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
8046 in vex or maybe_vex alternatives, use maybe_evex instead of vex
8049 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
8050 v instead of x in vex or maybe_vex alternatives, use
8051 maybe_evex instead of vex in prefix.
8053 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
8054 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
8055 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
8056 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
8057 alternatives, use maybe_evex instead of vex in prefix.
8059 * config/i386/sse.md (vec_interleave_lowv4sf,
8060 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
8061 v instead of x in vex or maybe_vex alternatives, use
8062 maybe_evex instead of vex in prefix.
8064 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
8065 v instead of x in vex or maybe_vex alternatives, use
8066 maybe_evex instead of vex in prefix.
8068 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
8069 v constraint instead of x.
8071 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
8073 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
8074 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
8077 2016-05-06 Richard Biener <rguenther@suse.de>
8079 PR tree-optimization/70948
8080 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
8081 Properly clobber all fields of va_list for __builtin_va_start.
8083 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8086 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
8087 loop latch destination.
8089 2016-05-06 Martin Liska <mliska@suse.cz>
8091 * tree-ssa-uninit.c: Apply manual changes
8092 to the GNU coding style.
8093 (prune_uninit_phi_opnds): Rename from
8094 prune_uninit_phi_opnds_in_unrealizable_paths.
8096 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8098 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
8099 mspace): Remove deprecated options.
8100 * doc/invoke.texi (SH options): Remove -mspace.
8102 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8104 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
8106 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8108 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
8109 corresponding combine split pattern.
8111 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8114 * config/sh/predicates.md (long_displacement_mem_operand): New.
8115 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
8116 Add movi20, movi20s alternatives. Adjust length attribute for
8118 (movsi_ie): Allow for any FPU. Adjust length attribute for
8120 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
8121 attribute for alternatives.
8122 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
8123 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
8124 length attribute for alternatives.
8126 2016-05-06 Richard Biener <rguenther@suse.de>
8128 PR tree-optimization/70960
8129 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
8131 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8134 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
8135 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
8137 2016-05-06 Marek Polacek <polacek@redhat.com>
8140 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
8142 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8145 * config/sh/sh.md (*rotcr): Add another variant.
8147 2016-05-06 Richard Biener <rguenther@suse.de>
8150 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
8152 2016-05-06 Richard Biener <rguenther@suse.de>
8155 * fold-const.c (split_tree): Always convert to the original type
8158 2016-05-06 Richard Biener <rguenther@suse.de>
8160 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
8161 (fwprop_addr): Likewise.
8163 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8166 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
8168 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
8169 * config/i386/i386.md (push mem splitter): Use find_constant_src in
8170 the splitter condition.
8171 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
8172 the splitter condition.
8173 (FP float_extend load splitter): Ditto.
8175 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
8177 * config/i386/i386.md (peehole2 patterns): Change true_regnum
8178 to REGNO in all peephole2 patterns.
8179 (post-reload splitters): Change true_regnum to REGNO in
8180 post-reload splitters.
8181 (zero_extend splitters): Use general_reg_operand and
8182 nonimmediate_gr_operand predicates.
8184 2016-05-05 Jakub Jelinek <jakub@redhat.com>
8186 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
8187 v constraint instead of x.
8189 2016-05-05 Alan Modra <amodra@gmail.com>
8192 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
8193 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
8194 TARGET_NO_FP_IN_TOC for -mrelocatable.
8195 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
8196 TARGET_RELOCATABLE test.
8197 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8198 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8199 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8200 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8201 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8202 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8203 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8204 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8205 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
8206 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8208 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
8209 (rs6000_stack_info): Likewise.
8210 (rs6000_elf_asm_out_constructor): Likewise.
8211 (rs6000_elf_asm_out_destructor): Likewise.
8212 (rs6000_elf_declare_function_name): Likewise.
8213 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
8214 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
8217 2016-05-05 Alan Modra <amodra@gmail.com>
8219 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
8221 2016-05-05 Alan Modra <amodra@gmail.com>
8223 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
8224 out-of-line gpr restore for one or two regs if that would add
8227 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
8230 * config/i386/i386.md
8231 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
8232 Change to post-epilogue_completed late splitter. Use sse_reg_operand
8233 as operand 0 predicate.
8234 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
8236 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
8237 Ditto. Emit the pattern using RTX.
8239 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
8240 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
8241 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
8242 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
8244 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
8245 sse_reg_operand as operand 0 predicate.
8247 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
8248 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
8249 instead of gen_rtx_REG.
8250 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
8253 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8255 * function.c (emit_use_return_register_into_block): Delete.
8256 (gen_return_pattern): Delete.
8257 (emit_return_into_block): Delete.
8258 (active_insn_between): Delete.
8259 (convert_jumps_to_returns): Delete.
8260 (emit_return_for_exit): Delete.
8261 (thread_prologue_and_epilogue_insns): Delete all code dealing with
8262 simple_return for shrink-wrapped blocks.
8263 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
8264 end of blocks that need one.
8265 (get_unconverted_simple_return): Delete.
8266 (convert_to_simple_return): Delete.
8267 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
8268 (convert_to_simple_return): Ditto.
8270 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8272 * cfgcleanup.c (bb_is_just_return): New function.
8273 (try_optimize_cfg): Simplify jumps to return, branches to return,
8274 and branches around return.
8276 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8278 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
8281 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8285 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
8286 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
8287 assert flags & OEP_HASH_CHECK, instead of asserting it
8288 never happens. Handle TARGET_EXPR.
8289 * fold-const.c (operand_equal_p): For hash verification,
8290 or in OEP_HASH_CHECK into flags.
8292 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
8294 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
8296 (compute_samebase_partition_bases): Fix typo.
8298 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8300 * config/i386/sse.md (vec_interleave_highv8sf,
8301 vec_interleave_lowv8sf, vec_interleave_highv4df,
8302 vec_interleave_lowv4df): Remove constraints from expanders.
8304 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
8306 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8308 * tree-inline.c (expand_call_inline): Fix path dealing with
8309 making lhs of call statement undefined.
8311 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8313 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
8314 Check availability on NODE, too.
8315 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
8316 (cgraph_node::call_for_symbol_and_aliases): Likewise.
8317 (varpool_node::call_for_symbol_and_aliase): Likewise.
8318 * ipa-pure-const.c (add_new_function): Analyze all bodies.
8319 (propagate_pure_const): Propagate across interposable functions, too.
8320 (skip_function_for_local_pure_const): Do not skip interposable bodies
8322 (pass_local_pure_const::execute): Update.
8324 2016-05-04 Marek Polacek <polacek@redhat.com>
8326 * doc/invoke.texi: Document -Wdangling-else.
8328 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
8330 * config.gcc: Error out when conflicting multilib is detected. Do not
8331 loop over multilibs since no combination is legal.
8333 2016-05-04 Alan Modra <amodra@gmail.com>
8335 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
8336 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
8337 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8340 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
8342 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
8343 Clean up p5600 comments.
8345 2016-05-04 Richard Biener <rguenther@suse.de>
8347 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
8348 constructor simplifications.
8349 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
8351 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
8353 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
8354 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
8355 result.set_rtx is null instead of aborting.
8356 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
8358 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
8359 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
8360 *mov<mode>_store_postinc): New patterns.
8362 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
8364 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
8365 as commutative. Check both conversions are NOP.
8366 ((A & B) OP (C & B)): Remove.
8368 2016-05-04 Alan Modra <amodra@gmail.com>
8370 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
8372 2016-05-04 Alan Modra <amodra@gmail.com>
8375 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
8376 when cr2,3,4 are all fixed regs.
8378 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
8380 PR rtl-optimization/57193
8381 * opts.c (default_options_table): Revert OPT_frename_registers change.
8382 * doc/invoke.texi (-frename-registers, -O2): Likewise.
8384 2016-05-03 Martin Sebor <msebor@redhat.com>
8387 * builtins.c (fold_builtin_FILE): New function.
8388 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
8389 (fold_builtin_0): Call them.
8390 * gimplify.c (gimplify_call_expr): Remove the handling of
8391 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
8394 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
8395 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
8399 * doc/extend.texi (Function Names as Strings): Update __func__,
8400 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
8403 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8404 Richard Biener <rguenther@suse.de>
8406 PR tree-optimization/70916
8407 * tree-if-conv.c: Include cfganal.h.
8408 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
8409 and remove_fake_exit_edges around the optimization pass.
8411 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
8413 * cgraph.c (symbol_table::create_edge): Set inline_failed.
8414 (cgraph_edge::make_direct): Likewise.
8415 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
8416 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
8417 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
8418 (CIF_THUNK): New code.
8419 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
8420 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
8421 (compute_inline_parameters): Set inline_failed for thunks.
8422 (inline_analyze_function): Cleanup.
8423 * ipa-inline.c (can_inline_edge_p): Do not deal with
8424 call_stmt_cannot_inline_p.
8425 (can_early_inline_edge_p): Likewise.
8426 (early_inliner): Initialize inline_failed.
8427 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
8429 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
8431 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
8432 from nonimm_ssenomem_operand.
8433 (nonimm_ssenomem_operand): New predicate.
8434 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
8435 as operand 0 predicate.
8436 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
8437 Disable unsupported alternatives using "enabled" attribute.
8438 Use register_ssemem_operand as operand 0 predicate.
8439 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
8441 2016-05-03 Marek Polacek <polacek@redhat.com>
8444 * input.c (expansion_point_location): New function.
8445 * input.h (expansion_point_location): Declare.
8447 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
8449 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
8450 occurence with frame_offset_ ones.
8452 2016-05-03 Alan Modra <amodra@gmail.com>
8454 PR rtl-optimization/70890
8455 * ira.c (combine_and_move_insns): When moving def_insn, remove
8458 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
8460 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
8461 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
8462 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
8463 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
8465 2016-05-03 Alan Modra <amodra@gmail.com>
8467 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
8468 for SAVE_MULTIPLE/STORE_MULTIPLE.
8470 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8472 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
8473 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
8475 2016-05-03 Richard Biener <rguenther@suse.de>
8477 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
8479 (gimplify_arg): Likewise.
8480 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
8481 re-writing the result to a decl if required.
8482 (internal_get_tmp_var): Add allow_ssa parameter
8483 and override into_ssa with it.
8484 (get_formal_tmp_var): Adjust.
8485 (get_initialized_tmp_var): Add allow_ssa parameter.
8486 (gimplify_arg): Add allow_ssa parameter and avoid generating
8487 SSA names for the result false.
8488 (gimplify_call_expr): If the call may return twice do not
8489 gimplify parameters into SSA.
8490 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
8491 (gimplify_modify_expr): Adjust assert. For noreturn calls
8492 with a SSA name LHS adjust its def.
8493 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
8494 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
8495 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
8496 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
8497 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
8498 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
8499 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
8500 (optimize_target_teams): Do not allow SSA names for clause operands.
8501 (gimplify_expr): Likewise for where we mark the result addressable.
8502 * passes.def (pass_init_datastructures): Remove.
8503 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
8504 (rewrite_stmt): Likewise.
8505 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
8506 (replace_locals_op): Replace SSA names.
8507 (copy_gimple_seq_and_replace_locals): Init src_cfun.
8508 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
8509 * cgraph.c (release_function_body): Free CFG annotations only
8510 when we have a CFG. Simplify.
8511 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8512 force_gimple_operand instead of get_initialized_tmp_var.
8513 * tree-pass.h (make_pass_init_datastructures): Remove.
8514 * tree-ssa.c (execute_init_datastructures): Remove.
8515 (pass_data_init_datastructures): Likewise.
8516 (class pass_init_datastructures): Likewise.
8517 (make_pass_init_datastructures): Likewise.
8518 * omp-low.c (create_omp_child_function): Init SSA data structures.
8519 (grid_expand_target_grid_body): Likewise.
8520 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
8521 name before adding it to names_to_release.
8522 (remove_bb): Always release SSA defs.
8523 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
8524 before dereferencing it.
8525 * cgraphunit.c (init_lowered_empty_function): Always
8526 int SSA data structures.
8527 * tree-ssanames.c (release_defs): Remove assert that we are in
8529 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8531 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8532 Uros Bizjak <ubizjak@gmail.com>
8534 PR rtl-optimization/70467
8535 * config/i386/predicates.md (x86_64_hilo_int_operand,
8536 x86_64_hilo_general_operand): New predicates.
8537 * config/i386/constraints.md (Wd): New constraint.
8538 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8539 (general_hilo_operand): New mode attr.
8540 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8541 instead of <general_operand>.
8542 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8543 x86_64_hilo_general_operand instead of <general_operand>.
8545 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8547 PR tree-optimization/70916
8548 * tree-if-conv.c (constant_or_ssa_name): Removed.
8549 (fold_build_cond_expr): Use is_gimple_val instead of
8550 constant_or_ssa_name.
8552 PR tree-optimization/70916
8553 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8554 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8557 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8558 (optimize_atomic_bit_test_and): New function.
8559 (pass_fold_builtins::execute): Use it.
8560 * optabs.def (atomic_bit_test_and_set_optab,
8561 atomic_bit_test_and_complement_optab,
8562 atomic_bit_test_and_reset_optab): New optabs.
8563 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8564 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8565 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8566 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8567 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8568 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8569 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8570 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8571 atomic_bit_test_and_complement@var{mode},
8572 atomic_bit_test_and_reset@var{mode}): Document.
8573 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8574 atomic_bit_test_and_complement<mode>,
8575 atomic_bit_test_and_reset<mode>): New expanders.
8576 (atomic_bit_test_and_set<mode>_1,
8577 atomic_bit_test_and_complement<mode>_1,
8578 atomic_bit_test_and_reset<mode>_1): New insns.
8580 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8582 PR rtl-optimization/70687
8583 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8584 instead of unsigned HOST_WIDE_INT.
8586 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8588 PR rtl-optimization/44281
8589 * hard-reg-set.h (struct target_hard_regs): New field
8590 x_fixed_nonglobal_reg_set.
8591 (fixed_nonglobal_reg_set): New macro.
8592 * reginfo.c (init_reg_sets_1): Initialize it.
8593 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8595 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8597 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8599 PR tree-optimization/56541
8600 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8601 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8602 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8603 (any_complicated_phi): new static variable.
8604 (aggressive_if_conv): delete.
8605 (if_convertible_phi_p): support phis with more than two arguments.
8606 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8607 critical pred edges.
8608 (ifcvt_split_critical_edges): support phis with more than two
8609 arguments by checking new parameter. only split critical edges
8611 (tree_if_conversion): handle simd pragma marked loop using new
8612 local variable aggressive_if_conv. check any_complicated_phi.
8614 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8616 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8619 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8621 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8624 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8626 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8627 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8628 define_insn_and_split.
8629 (mulsi3_i): New define_insn_and_split.
8630 (mulsi3_call): Convert to define_insn.
8631 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8634 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8636 * machmode.h (mode_complex): Add support to give the complex mode
8638 (GET_MODE_COMPLEX_MODE): Likewise.
8639 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8640 stored by build_complex_type and gfc_build_complex_type instead of
8641 trying to figure out the appropriate mode based on the size. Raise
8642 an assertion error, if the type was not set.
8643 * genmodes.c (struct mode_data): Add field for the complex type of
8645 (blank_mode): Likewise.
8646 (make_complex_modes): Remember the complex mode created in the
8648 (emit_mode_complex): Write out the mode_complex array to map a
8649 type mode to the complex version.
8650 (emit_insn_modes_c): Likewise.
8651 * tree.c (build_complex_type): Set the complex type to use before
8652 calling layout_type.
8653 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8654 support for __float128 complex datatypes.
8655 (rs6000_hard_regno_mode_ok): Likewise.
8656 (rs6000_setup_reg_addr_masks): Likewise.
8657 (rs6000_complex_function_value): Likewise.
8658 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8659 __float128 and __ibm128 complex.
8660 (FLOAT128_IBM_P): Likewise.
8661 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8662 * doc/extend.texi (Additional Floating Types): Document that
8663 -mfloat128 must be used to enable __float128. Document complex
8664 __float128 and __ibm128 support.
8666 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8669 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8670 char/short arguments promoted to int because of promote_prototypes.
8672 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8674 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8675 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8676 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8677 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8678 alternatives using "enabled" attribute. Use register_ssemem_operand
8679 as operand 1 predicate.
8680 (*cmpi<unord>xf_i387): Split XFmode pattern from
8681 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8682 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8683 *absneg<mode>2_i387. Disable unsupported alternatives using
8684 "enabled" attribute.
8685 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8687 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8689 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8691 (oacc_loop_process): Check mask for loop termination.
8693 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8695 * cif-code.def (CIF_THUNK): Add.
8696 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8699 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8701 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8702 (dump_inline_summary): Dump it.
8703 (fp_expression_p): New predicate.
8704 (estimate_function_body_sizes): Use it.
8705 (inline_merge_summary): Merge fp_expressions.
8706 (inline_read_section): Read fp_expressions.
8707 (inline_write_summary): Write fp_expressions.
8708 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8709 codegen boundary if either caller or callee is !fp_expressions.
8710 * ipa-inline.h (inline_summary): Add fp_expressions.
8711 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8712 to fp_expressions be sure the fp generation flags are updated.
8714 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8716 PR rtl-optimization/70467
8717 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8719 PR rtl-optimization/70467
8720 * ipa-pure-const.c (check_call): Handle internal calls even in
8721 ipa mode like in local mode.
8723 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8725 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8727 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8729 * match.pd (X u< X, X u> X): New transformations.
8731 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8733 * flag-types.h (enum warn_strict_overflow_code): Move ...
8734 * coretypes.h: ... here.
8735 * fold-const.h (fold_overflow_warning): Declare.
8736 * fold-const.c (fold_overflow_warning): Make non-static.
8737 (fold_comparison): Move the transformation of X +- C1 CMP C2
8738 into X CMP C2 -+ C1 ...
8739 * match.pd: ... here.
8740 * gimple-fold.c (fold_stmt_1): Protect with
8741 fold_defer_overflow_warnings.
8743 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8745 * omp-low.c (struct oacc_loop): Add 'inner' field.
8746 (new_oacc_loop_raw): Initialize it to zero.
8747 (oacc_loop_fixed_partitions): Initialize it.
8748 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8749 available partitioning.
8751 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8753 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8755 (umulsidi3): Likewise.
8756 (indirect_jump): Fix jump instruction assembly patterns.
8758 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8761 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8762 (nvptx_function_value): Assert non-NULL cfun.
8764 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8766 PR rtl-optimization/70886
8767 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8769 * cselib.h (rtx_equal_for_cselib_1): Declare.
8770 (rtx_equal_for_cselib_p: New inline function.
8771 * cselib.c (rtx_equal_for_cselib_p): Delete.
8772 (rtx_equal_for_cselib_1): Make public.
8774 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8776 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8777 (register_mixssei387nonimm_operand): Remove predicate.
8778 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8779 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8780 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8781 for TARGET_MIX_SSE_I387 alternatives.
8782 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8783 Disable unsupported alternatives using "enabled" attribute. Use
8784 nonimm_ssenomem_operand as operand 1 predicate. Also check
8785 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8787 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8789 * tree.c (cst_and_fits_in_hwi): Simplify.
8791 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8793 * tree.h (wi::to_wide): New function.
8794 * expr.c (expand_expr_real_1): Use wi::to_wide.
8795 * fold-const.c (int_const_binop_1): Likewise.
8796 (extract_muldiv_1): Likewise.
8798 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8800 * wide-int.h: Update offset_int and widest_int documentation.
8801 (WI_SIGNED_SHIFT_RESULT): New macro.
8802 (wi::binary_shift): Define signed_shift_result_type for
8803 shifts on offset_int- and widest_int-like types.
8804 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8805 * tree.h (int_bit_position): Use shift operators instead of wi::
8807 * alias.c (adjust_offset_for_component_ref): Likewise.
8808 * expr.c (get_inner_reference): Likewise.
8809 * fold-const.c (fold_comparison): Likewise.
8810 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8811 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8812 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8813 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8814 (stmt_kills_ref_p): Likewise.
8815 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8816 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8817 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8818 (ao_ref_init_from_vn_reference): Likewise.
8820 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8822 * wide-int.h: Update offset_int and widest_int documentation.
8823 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8824 (wi::binary_traits): Allow ordered comparisons between offset_int and
8825 offset_int, between widest_int and widest_int, and between either
8826 of these types and basic C types.
8827 (operator <, <=, >, >=): Define for the same combinations.
8828 * tree.h (tree_int_cst_lt): Use comparison operators instead
8829 of wi:: comparisons.
8830 (tree_int_cst_le): Likewise.
8831 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8832 (fold_nonarray_ctor_reference): Likewise.
8833 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8834 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8835 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8836 * tree-sra.c (completely_scalarize): Likewise.
8837 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8838 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8839 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8840 (check_for_binary_op_overflow): Likewise.
8841 (search_for_addr_array): Likewise.
8842 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8844 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8846 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8847 (arc_save_restore): Likewise.
8848 (arc_dwarf_register_span): Likewise.
8849 (arc_output_pic_addr_const): Initialize suffix variable.
8851 2016-05-02 Martin Liska <mliska@suse.cz>
8853 * symbol-summary.h (function_summary::function_summary):
8854 Remove checking assert for all cgraph nodes.
8855 (function_summary::get): Check summary_uid.
8856 (symtab_insertion): Check summary_uid.
8858 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8860 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8861 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8863 (arc_dwarf_register_span): Remove enum keyword.
8864 (compact_memory_operand_p): New function.
8865 * config/arc/arc.h (reg_class): Add code density register classes.
8866 (REG_CLASS_NAMES): Likewise.
8867 (REG_CLASS_CONTENTS): Likewise.
8868 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8869 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8870 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8871 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8872 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8874 (h, Rcd, Rsd, Rzd): New register constraints.
8875 (T): Use compact_memory_operand_p function.
8876 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8878 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8880 * config/sh/sh.md (*negnegt, *movtt): Remove.
8882 2016-05-02 Marek Polacek <polacek@redhat.com>
8883 Tom de Vries <tom@codesourcery.com>
8885 PR tree-optimization/70700
8886 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8887 bigger than FIRST_REF_NODE.
8889 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8892 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8894 (prepare_cbranch_operands): Don't use scratch register. Assume that
8895 function is used when pseudos can be created.
8896 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8897 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8898 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8899 define_expand. Allow it only when pseudos can be created.
8900 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8902 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8904 * config/i386/constraints.md (BC): Only allow -1 operands.
8905 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8906 Add "enabled" attribute. Update XI mode attribute calculation.
8907 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8908 (*movoi_internal_avx): Update XI mode attribute calculation.
8909 (*movti_internal): Ditto.
8911 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8913 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8914 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8916 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8918 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8919 statement on instruction code. Remove trailing spaces.
8920 (altivec_expand_stv_builtin): Likewise.
8922 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8924 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8925 (TARGET_FPU_DOUBLE): Simplify.
8926 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8927 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8928 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8929 with 'TARGET_FPU_DOUBLE'.
8930 * config/sh/sh.md: Likewise.
8932 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8934 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8935 SH_DIV_STR_FOR_SIZE): Remove.
8936 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8937 SH_DIV_STR_FOR_SIZE): Remove.
8939 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8941 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8942 logical_reg_operand): Delete.
8943 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8944 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8945 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8946 match_operand and match_test.
8947 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8948 variables on their first use. Return bool values.
8949 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8950 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8951 arith_reg_operand for input operand. Remove empty constraints.
8953 (*xorsi3_compact): Rename to xorsi3.
8954 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8955 (*zero_extend<mode>si2_disp_mem): Update comment.
8958 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8960 * config/sh/t-sh: Remove SH5 support.
8961 * config.gcc: Likewise.
8962 * configure: Likewise.
8964 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8966 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8968 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8970 * config/sh/sh.c (register_sh_passes, sh_option_override,
8971 sh_print_operand, prepare_move_operands,
8972 sh_can_follow_jump): Remove TARGET_SH1 checks.
8973 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8974 PROMOTE_MODE): Likewise.
8975 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8978 2016-04-30 Alan Modra <amodra@gmail.com>
8980 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8981 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8982 Check for user regs later to avoid unnecessary looping over regs.
8983 Merge user reg check with non-saved reg check. Don't force
8984 inline VR restore when static chain used.
8985 (rs6000_frame_related): Omit eh_frame info for user regs when
8987 (fixed_regs_p): Delete.
8989 2016-04-30 Alan Modra <amodra@gmail.com>
8991 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8992 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8995 2016-04-30 Alan Modra <amodra@gmail.com>
8998 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8999 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
9002 2016-04-30 Alan Modra <amodra@gmail.com>
9004 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9005 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
9006 flag_pic test for Darwin.
9008 2016-04-30 Alan Modra <amodra@gmail.com>
9010 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
9011 throw_calls_crossed.
9012 (REG_FREQ_CALLS_CROSSED): Delete.
9013 (REG_N_THROWING_CALLS_CROSSED): Delete.
9014 * regstat.c (regstat_bb_compute_ri): Don't calculate
9015 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
9016 (dump_reg_info): Don't print call cross frequency.
9017 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
9018 and REG_N_THROWING_CALLS_CROSSED.
9020 2016-04-30 Alan Modra <amodra@gmail.com>
9022 * regs.h (struct reg_info_t): Delete live_length.
9023 (REG_LIVE_LENGTH): Delete macro.
9024 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
9025 local_live, local_processed and local_live_last_luid params.
9026 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
9028 (regstat_compute_ri): Adjust for above. Don't set
9030 (dump_reg_info): Don't print live length.
9031 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
9032 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
9033 Localize loop_depth var.
9035 2016-04-30 Alan Modra <amodra@gmail.com>
9037 * ira.c (enum valid_equiv): New.
9038 (validate_equiv_mem): Return enum.
9039 (update_equiv_mem): Create replacement in more cases.
9040 (add_store_equivs): Update validate_equiv_mem call.
9042 2016-04-30 Alan Modra <amodra@gmail.com>
9044 * ira.c (combine_and_move_insns): Rather than scanning insns,
9045 use DF infrastucture to find use and def insns.
9047 2016-04-30 Alan Modra <amodra@gmail.com>
9049 ira.c (combine_and_move_insns): Move invariant conditions..
9050 (ira.c): ..to here. Call combine_and_move_insns before
9051 add_store_equivs. Call grow_reg_equivs later. Allocate
9052 req_equiv later using max_reg_num() rather than global max_regno.
9053 (contains_replace_regs): Delete.
9054 (add_store_equivs): Remove contains_replace_regs test.
9056 2016-04-30 Alan Modra <amodra@gmail.com>
9058 * ira.c (struct equiv_mem_data): New.
9059 (equiv_mem, equiv_mem_modified): Delete static vars.
9060 (validate_equiv_mem_from_store): Use "data" param to communicate..
9061 (validate_equiv_mem): ..from here.
9063 2016-04-30 Alan Modra <amodra@gmail.com>
9065 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
9067 (update_reg_equivs): ..here. Move allocation and freeing of
9068 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
9069 end_alias_analysis to..
9072 2016-04-30 Alan Modra <amodra@gmail.com>
9074 * ira.c (pdx_subregs): Delete.
9075 (struct equivalence): Add pdx_subregs field.
9076 (set_paradoxical_subreg): Remove pdx_subregs param. Update
9078 (update_equiv_regs): Don't create or free pdx_subregs. Update
9081 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9083 * config/rs6000/altivec.h: Change definitions of vec_xl and
9085 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
9086 (LD_ELEMREV_V2DI): New.
9087 (LD_ELEMREV_V4SF): New.
9088 (LD_ELEMREV_V4SI): New.
9089 (LD_ELEMREV_V8HI): New.
9090 (LD_ELEMREV_V16QI): New.
9091 (ST_ELEMREV_V2DF): New.
9092 (ST_ELEMREV_V2DI): New.
9093 (ST_ELEMREV_V4SF): New.
9094 (ST_ELEMREV_V4SI): New.
9095 (ST_ELEMREV_V8HI): New.
9096 (ST_ELEMREV_V16QI): New.
9099 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9100 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
9101 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
9102 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
9103 (altivec_expand_builtin): Add handling for
9104 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
9105 (rs6000_invalid_builtin): Add error-checking for
9106 RS6000_BTM_P9_VECTOR.
9107 (altivec_init_builtins): Define builtins used to implement vec_xl
9109 (rs6000_builtin_mask_names): Define power9-vector.
9110 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
9111 (RS6000_BTM_P9_VECTOR): Define.
9112 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
9113 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
9114 (vsx_ld_elemrev_v2df): Likewise.
9115 (vsx_ld_elemrev_v4sf): Likewise.
9116 (vsx_ld_elemrev_v4si): Likewise.
9117 (vsx_ld_elemrev_v8hi): Likewise.
9118 (vsx_ld_elemrev_v16qi): Likewise.
9119 (vsx_st_elemrev_v2df): Likewise.
9120 (vsx_st_elemrev_v2di): Likewise.
9121 (vsx_st_elemrev_v4sf): Likewise.
9122 (vsx_st_elemrev_v4si): Likewise.
9123 (vsx_st_elemrev_v8hi): Likewise.
9124 (vsx_st_elemrev_v16qi): Likewise.
9125 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
9128 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
9130 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
9132 (simplify_control_stmt_condition_1): ... here. Recurse into
9133 BIT_AND_EXPRs and BIT_IOR_EXPRs.
9135 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
9138 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
9139 (zero_extendqi<mode>2_dot): Revert earlier conversion from
9140 define_insn_and_split to define_insn.
9141 (zero_extendqi<mode>2_dot2): Same.
9142 (extendqi<mode>2_dot): Same.
9143 (extendqi<mode>2_dot2): Same.
9145 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9147 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
9148 (probe_stack): New expander.
9149 (probe_stack_<mode>): New insn pattern.
9151 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9153 * config/i386/i386.md
9154 (operations with memory inputs setting flags peephole2):
9155 Remove uneeded REG_P checks. Cleanup pattern generation.
9157 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
9159 * tree-vect-loop.c (vect_transform_loop): Fix
9160 nb_iterations_upper_bound computation for vectorized loop.
9162 2016-04-29 Marek Polacek <polacek@redhat.com>
9163 Jakub Jelinek <jakub@redhat.com>
9166 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
9167 TARGET_EXPR_SLOT as a base.
9169 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
9171 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
9172 with 'rCm2' constraints to limit possible immediate size.
9173 (*load_zeroextendqisi_update): Likewise.
9174 (*load_signextendqisi_update): Likewise.
9175 (*loadhi_update): Likewise.
9176 (*load_zeroextendhisi_update): Likewise.
9177 (*load_signextendhisi_update): Likewise.
9178 (*loadsi_update): Likewise.
9179 (*loadsf_update): Likewise.
9181 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9183 * config/i386/predicates.md (constm1_operand): Fix comparison.
9185 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9187 * testsuite/gcc.target/arc/ieee_eq.c: New test.
9189 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
9191 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
9192 remaining SH5 related settings.
9193 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
9194 shmedia_prepare_call_address): Delete.
9195 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
9196 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
9197 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
9198 UNSUPPORTED_SH2A): Remove m5 checks.
9199 (sh_divide_strategy_e): Remove SH5 division strategies.
9200 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
9201 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
9203 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9205 * config/s390/s390.c (s390_rtx_costs): Update documentation.
9207 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9209 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
9210 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
9212 * config/s390/vector.md ("mov<mode>"): Likewise.
9214 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
9216 * config/s390/constraints.md ("U", "W"): Invoke
9217 s390_mem_constraint with "ZR" and "ZT".
9218 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
9219 addresses when using LRA. Accept also short displacements for S
9220 and T constraints. Do not check for long displacement target for
9221 S and T constraints.
9222 (s390_mem_constraint): Remove handling of U and W constraints.
9223 * config/s390/s390.md (various patterns): Remove the short
9224 displacement constraints (Q and R) if a long displacement
9225 constraint is present. Add longdisp as required CPU capability.
9226 * config/s390/vector.md: Likewise.
9227 * config/s390/vx-builtins.md: Likewise.
9229 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9232 * reload1.c (reload): Call finish_spills before
9233 restarting reload loop. Skip select_reload_regs
9234 if update_eliminables_and_spill returns true.
9236 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9238 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
9239 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
9240 (umulhisi3_imm): Update predicates and constraint letters.
9241 (umulhisi3_reg): Declare instruction as commutative.
9242 * config/arc/constraints.md (J12, J16): New constraints.
9243 * config/arc/predicates.md (short_unsigned_const_operand): New
9245 (arc_short_operand): Likewise.
9246 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
9248 2016-04-29 Richard Biener <rguenther@suse.de>
9250 PR tree-optimization/13962
9251 PR tree-optimization/65686
9252 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
9253 * tree-ssa-alias.c (ptrs_compare_unequal): New function
9254 using PTA to compare pointers.
9255 * match.pd: Add pattern for pointer equality compare simplification
9256 using ptrs_compare_unequal.
9258 2016-04-29 Richard Biener <rguenther@suse.de>
9260 * stor-layout.c (layout_type): Do not build a pointer-to-element
9263 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9265 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
9266 Use SWI mode iterator. Use general_reg_operand predicate.
9267 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
9268 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
9271 2016-04-29 Jakub Jelinek <jakub@redhat.com>
9274 * fold-const.c (operand_equal_p): Don't verify hash value equality
9276 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
9279 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9282 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
9283 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
9284 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
9285 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
9286 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
9288 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9290 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
9291 to info. Don't initialize separate fields to 0. Clean up
9294 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9296 * config/i386/i386.md (peephole2s for operations with memory inputs):
9297 Use SWI mode iterator.
9298 (peephole2s for operations with memory outputs): Ditto.
9299 Do not check for stack checking probe.
9301 (probe_stack): Remove expander.
9303 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9304 Andrew Burgess <andrew.burgess@embecosm.com>
9306 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
9307 operands as 32-bits.
9309 2016-04-28 Jason Merrill <jason@redhat.com>
9311 * gdbinit.in: Skip line-map.h.
9313 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9314 Andrew Burgess <andrew.burgess@embecosm.com>
9316 * config/arc/arc.c (arc_conditional_register_usage): Take
9317 TARGET_RRQ_CLASS into account.
9318 (arc_print_operand): Support printing 'p' and 's' operands.
9319 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
9321 (TARGET_RRQ_CLASS): Define.
9322 (IS_POWEROF2_OR_0_P): Define.
9323 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
9325 (*tst_movb): New define_insn.
9326 (*tst): Avoid recognition if it could prevent '*tst_movb'
9327 combination; replace c/CnL with c/Chs alternative.
9328 (*tst_bitfield_tst): New define_insn.
9329 (*tst_bitfield_asr): New define_insn.
9330 (*tst_bitfield): New define_insn.
9331 (andsi3_i): Add Rrq variant.
9332 (extzv): New define_expand.
9333 (insv): New define_expand.
9334 (*insv_i): New define_insn.
9335 (*movb): New define_insn.
9336 (*movb_signed): New define_insn.
9337 (*movb_high): New define_insn.
9338 (*movb_high_signed): New define_insn.
9339 (*movb_high_signed + 1): New define_split pattern.
9340 (*mrgb): New define_insn.
9341 (*mrgb + 1): New define_peephole2 pattern.
9342 (*mrgb + 2): New define_peephole2 pattern.
9343 * config/arc/arc.opt (mbitops): New option for nps400, uses
9344 TARGET_NPS_BITOPS_DEFAULT.
9345 * config/arc/constraints.md (q): Make register class conditional.
9346 (Rrq): New register constraint.
9347 (Chs): New constraint.
9348 (Clo): New constraint.
9349 (Chi): New constraint.
9350 (Cbf): New constraint.
9351 (Cbn): New constraint.
9352 (C18): New constraint.
9353 (Cbi): New constraint.
9355 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9357 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
9359 (bitmap_intersection_of_preds): Ditto.
9360 (bitmap_union_of_succs): Ditto.
9361 (bitmap_union_of_preds): Ditto.
9362 * sbitmap.c (do_popcount): Delete.
9363 (BITMAP_DEBUGGING): Delete.
9364 (sbitmap_verify_popcount): Delete.
9365 (sbitmap_alloc): Don't initialize the popcount field.
9366 (sbitmap_alloc_with_popcount): Delete.
9367 (sbitmap_resize): Don't resize the popcount array.
9368 (sbitmap_vector_alloc): Don't initialize the popcount field.
9369 (bitmap_copy): Don't copy the popcount array.
9370 (bitmap_clear): Don't clear the popcount array.
9371 (bitmap_clear): Delete the popcount array handling.
9372 (bitmap_ior_and_compl): Delete the popcount assert.
9373 (bitmap_not): Ditto.
9374 (bitmap_and_compl): Ditto.
9375 (bitmap_and): Delete the popcount array handling.
9376 (bitmap_xor): Ditto.
9377 (bitmap_ior): Ditto.
9378 (bitmap_or_and): Delete the popcount assert.
9379 (bitmap_and_or): Ditto.
9380 (popcount_table): Delete.
9381 (sbitmap_elt_popcount): Delete.
9382 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
9383 (bitmap_set_bit): Delete the popcount assert.
9384 (bitmap_clear_bit): Ditto.
9385 (sbitmap_free): Don't free the popcount array.
9386 (sbitmap_alloc_with_popcount): Delete declaration.
9387 (sbitmap_popcount): Ditto.
9389 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9390 Andrew Burgess <andrew.burgess@embecosm.com>
9392 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
9393 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
9394 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
9395 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
9396 * config/arc/arc.opt (mcmem): New option.
9397 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
9398 supply length for r/m alternative.
9399 (*extendqisi2_ac): Likewise.
9400 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
9402 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
9403 (movhi_insn): Likewise.
9404 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
9405 (*zero_extendqihi2_i): Add r/Ucm alternative.
9406 (*zero_extendqisi2_ac): Likewise.
9407 (*zero_extendhisi2_i): Likewise.
9408 * config/arc/constraints.md (Uex): New memory constraint.
9409 (Ucm): New define_constraint.
9410 * config/arc/predicates.md (long_immediate_loadstore_operand):
9411 Return 0 for MEM with cmem_address address.
9412 (cmem_address_0): New predicates.
9413 (cmem_address_1): Likewise.
9414 (cmem_address_2): Likewise.
9415 (cmem_address): Likewise.
9417 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9419 * config/rs6000/rs6000.c (machine_function): Rename
9420 insn_chain_scanned_p to spe_insn_chain_scanned_p.
9421 (rs6000_stack_info): Adjust.
9423 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9424 Andrew Burgess <andrew.burgess@embecosm.com>
9426 * config/arc/constraints.md (Usd): Convert to define_constraint.
9430 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9433 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
9434 Add new peephole2 where the first insn is *mov<mode>_or instead of
9435 *mov<mode>_internal.
9437 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
9439 * tracer.c (bb_seen): Make static.
9441 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
9443 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
9444 support, setup defaults.
9445 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
9446 * config/arc/arc.c (arc_init): Add NPS400 support.
9447 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
9448 (TARGET_ARC700): NPS400 is also an ARC700.
9449 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
9451 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9454 * config/nds32/nds32.md (casesi): Don't access the operands array
9457 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9459 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
9460 (or $-1,reg peephole2): Ditto.
9461 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
9463 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
9465 * doc/extend.texi (Common Function Attributes) [optimize]:
9466 Discourage use of the optimize attribute.
9468 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
9470 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
9471 special case builtin.
9472 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9473 ALTIVEC_BUILTIN_VEC_ADDE.
9474 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9475 support for ALTIVEC_BUILTIN_VEC_ADDE.
9476 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9477 for __builtin_vec_adde.
9479 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9481 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
9482 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
9484 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9487 * doc/sourcebuild.texi (Effective-Target Keywords, Other
9488 attributes): Document cilkplus_runtime.
9490 2016-04-28 Martin Jambor <mjambor@suse.cz>
9492 * tree-cfg.c (verify_expr): Verify that local declarations belong to
9493 this function. Call verify_expr on MEM_REFs and bases of other
9496 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9498 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
9499 for WORD_REGISTER_OPERATIONS to runtime check.
9501 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9503 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
9505 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9507 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
9508 big-endian compilation.
9509 * config/arc/arc.md (addf3): Likewise.
9513 2016-04-28 Richard Biener <rguenther@suse.de>
9515 PR tree-optimization/70840
9516 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
9517 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
9518 Mark x * pow(x,c) -> pow(x,c+1) commutative.
9519 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
9521 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9523 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
9524 and explain why in a comment.
9526 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9528 * config/arc/arc.md (cpu_facility): Add fpx variant.
9529 (subdf3): Prohibit use reverse sub when assist operations option
9531 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9532 instructions only when FPX is enabled.
9533 * testsuite/gcc.target/arc/trsub.c: New test.
9535 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9537 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9538 mult_operator when calculating "type" attribute.
9539 (*fop_<mode>_1_i387): Ditto.
9540 (*fop_xf_1_i387): Ditto.
9541 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9542 Use std::swap to swap operands. Use RTL expressions to generate
9545 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9546 Joern Rennecke <joern.rennecke@embecosm.com>
9548 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9550 (emit_pic_move): Remove.
9551 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9552 * config/arc/arc.c (emit_pic_move): Removed.
9553 (TARGET_HAVE_TLS): Define.
9554 (arc_conditional_register_usage): Test for arc_tp_regno.
9555 (arc_print_operand, arc_print_operand_address): Handle TLS
9557 (arc_needs_pcl_p): New function.
9558 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9559 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9560 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9561 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9562 (arc_legitimize_tls_address): Likewise.
9563 (DTPOFF_ZERO_SYM): Define.
9564 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9565 (arc_output_pic_addr_const): Print TLS unspecs.
9566 (prepare_pic_move): New function, replaces emit_pic_move.
9567 (arc_legitimate_constant_p): Handle TLS unspecs.
9568 (arc_legitimate_address_p): Likewise.
9569 (arc_rewrite_small_data_p): Use assert for TLS constants.
9570 (prepare_move_operands): Use prepare_pic_move.
9571 (arc_legitimize_address): Legitimize tls addresses.
9572 (arc_epilogue_uses): Check for arc_tp_regno.
9573 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9574 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9576 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9578 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9579 %(arc_tls_extra_start_spec).
9580 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9581 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9583 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9584 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9585 (UNSPEC_TLS_OFF): Add.
9587 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9588 (get_thread_pointersi): New patterns.
9589 * config/arc/arc.opt (mtp-regno): New option.
9590 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9591 (move_dest_operand): Likewise.
9592 * configure: Regenerate.
9593 * configure.ac: Add arc*-*-* case to test for tls.
9594 * doc/invoke.texi (ARC options): Document mtp-regno.
9596 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9598 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9599 the new ARC HS SIMD instructions.
9600 (arc_preferred_simd_mode): New function.
9601 (arc_autovectorize_vector_sizes): Likewise.
9602 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9603 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9604 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9605 (arc_init_builtins): Add new SIMD builtin types.
9606 (arc_split_move): Handle 64 bit vector moves.
9607 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9608 (TARGET_PLUS_QMACW): Define.
9609 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9610 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9611 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9612 (VSUBADD4H): New builtins.
9613 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9614 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9616 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9617 Matthias Klose <doko@debian.org>
9619 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9621 2016-04-28 Richard Biener <rguenther@suse.de>
9624 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9627 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9629 * common/config/sh/sh-common.c: Remove SH5 support.
9630 * config/sh/constraints.md: Likewise.
9631 * config/sh/config/sh/elf.h: Likewise.
9632 * config/sh/linux.h: Likewise.
9633 * config/sh/netbsd-elf.h: Likewise.
9634 * config/sh/predicates.md: Likewise.
9635 * config/sh/sh-c.c: Likewise.
9636 * config/sh/sh-protos.h: Likewise.
9637 * config/sh/sh.c: Likewise.
9638 * config/sh/sh.h: Likewise.
9639 * config/sh/sh.md: Likewise.
9640 * config/sh/sh.opt: Likewise.
9641 * config/sh/sync.md: Likewise.
9642 * config/sh/sh64.h: Delete.
9643 * config/sh/shmedia.h: Likewise.
9644 * config/sh/shmedia.md: Likewise.
9645 * config/sh/sshmedia.h: Likewise.
9646 * config/sh/t-netbsd-sh5-64: Likewise.
9647 * config/sh/t-sh64: Likewise.
9648 * config/sh/ushmedia.h: Likewise.
9650 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9652 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9653 general_reg_operand instead of register_operand predicate.
9655 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9657 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9659 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9661 * match.pd (A - B > A, A + B < A): New transformations.
9663 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9665 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9666 which defaults to true. Emit an outer pair of parentheses only if
9667 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9668 don't emit parentheses for the right-hand operand.
9670 2016-04-27 Jeff Law <law@redhat.com>
9672 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9674 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9676 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9677 (altivec_lvx_<mode>_internal): Document.
9678 (altivec_lvx_<mode>_2op): New define_insn.
9679 (altivec_lvx_<mode>_1op): Likewise.
9680 (altivec_lvx_<mode>_2op_si): Likewise.
9681 (altivec_lvx_<mode>_1op_si): Likewise.
9682 (altivec_stvx_<mode>): Remove.
9683 (altivec_stvx_<mode>_internal): Document.
9684 (altivec_stvx_<mode>_2op): New define_insn.
9685 (altivec_stvx_<mode>_1op): Likewise.
9686 (altivec_stvx_<mode>_2op_si): Likewise.
9687 (altivec_stvx_<mode>_1op_si): Likewise.
9688 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9689 Expand vec_ld and vec_st during parsing.
9690 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9692 (altivec_expand_stvx_be): Likewise.
9693 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9694 address-masking behavior in RTL.
9695 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9696 address-masking behavior in RTL.
9697 (altivec_expand_builtin): Change builtin code arguments for calls
9698 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9699 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9700 presence of lvx/stvx patterns.
9701 (alignment_with_canonical_addr): New function.
9702 (alignment_mask): Likewise.
9703 (find_alignment_op): Likewise.
9704 (recombine_lvx_pattern): Likewise.
9705 (recombine_stvx_pattern): Likewise.
9706 (recombine_lvx_stvx_patterns): Likewise.
9707 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9708 stvx patterns from expand.
9709 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9711 (vector_altivec_store_<mode>): Likewise.
9713 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9715 * config/aarch64/aarch64.md
9716 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9717 remove the "fp" attributes.
9718 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9719 add the "simd" attributes.
9720 (*movdf_aarch64): Likewise.
9721 (*movtf_aarch64): Remove the "fp" attributes.
9722 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9723 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9725 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9727 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9728 rtx to rtx_code_label *.
9729 * rtl.h (maybe_set_first_label_num): Likewise.
9731 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9733 * df-core.c (df_add_problem): Make the problem param be const.
9734 (df_remove_problem): Make local "problem" be const.
9735 * df-problems.c (problem_RD): Make const.
9736 (problem_LR): Likewise.
9737 (problem_LIVE): Likewise.
9738 (problem_MIR): Likewise.
9739 (problem_CHAIN): Likewise.
9740 (problem_WORD_LR): Likewise.
9741 (problem_NOTE): Likewise.
9742 (problem_MD): Likewise.
9743 * df-scan.c (problem_SCAN): Likewise.
9744 * df.h (struct df_problem): Make field "dependent_problem" be
9746 (struct dataflow): Likewise for field "problem".
9747 (df_add_problem): Make param const.
9749 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9751 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9752 inter-unit moves to/from vector registers are enabled. Do not disable
9755 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9757 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9758 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9760 (enum df_problem_id): ...this new enum.
9761 (struct df_problem): Convert field "id" from "int" to
9764 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9766 * rtl.def: Update comment for "things in the instruction chain" to
9767 reflect the removal of the leading "i" field for INSN_UID in
9768 r210360. Fix bogus apostrophe.
9770 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9772 * config/i386/i386.md
9773 (lea arith with mem operand + setcc peephole2): Set operator mode.
9775 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9778 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9779 (dimode_scalar_to_vector_candidate_p): This.
9780 (timode_scalar_to_vector_candidate_p): New function.
9781 (scalar_to_vector_candidate_p): Likewise.
9782 (timode_check_non_convertible_regs): Likewise.
9783 (timode_remove_non_convertible_regs): Likewise.
9784 (remove_non_convertible_regs): Likewise.
9785 (remove_non_convertible_regs): Renamed to ...
9786 (dimode_remove_non_convertible_regs): This.
9787 (scalar_chain::~scalar_chain): Make it virtual.
9788 (scalar_chain::compute_convert_gain): Make it pure virtual.
9789 (scalar_chain::mark_dual_mode_def): Likewise.
9790 (scalar_chain::convert_insn): Likewise.
9791 (scalar_chain::convert_registers): Likewise.
9792 (scalar_chain::add_to_queue): Make it protected.
9793 (scalar_chain::emit_conversion_insns): Likewise.
9794 (scalar_chain::replace_with_subreg): Likewise.
9795 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9796 (scalar_chain::convert_op): Likewise.
9797 (scalar_chain::convert_reg): Likewise.
9798 (scalar_chain::make_vector_copies): Likewise.
9799 (scalar_chain::convert_registers): New pure virtual function.
9800 (class dimode_scalar_chain): New class.
9801 (class timode_scalar_chain): Likewise.
9802 (scalar_chain::mark_dual_mode_def): Renamed to ...
9803 (dimode_scalar_chain::mark_dual_mode_def): This.
9804 (timode_scalar_chain::mark_dual_mode_def): New function.
9805 (timode_scalar_chain::convert_insn): Likewise.
9806 (dimode_scalar_chain::convert_registers): Likewise.
9807 (scalar_chain::compute_convert_gain): Renamed to ...
9808 (dimode_scalar_chain::compute_convert_gain): This.
9809 (scalar_chain::replace_with_subreg): Renamed to ...
9810 (dimode_scalar_chain::replace_with_subreg): This.
9811 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9812 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9813 (scalar_chain::make_vector_copies): Renamed to ...
9814 (dimode_scalar_chain::make_vector_copies): This.
9815 (scalar_chain::convert_reg): Renamed to ...
9816 (dimode_scalar_chain::convert_reg ): This.
9817 (scalar_chain::convert_op): Renamed to ...
9818 (dimode_scalar_chain::convert_op): This.
9819 (scalar_chain::convert_insn): Renamed to ...
9820 (dimode_scalar_chain::convert_insn): This.
9821 (scalar_chain::convert): Call convert_registers.
9822 (convert_scalars_to_vector): Change to scalar_chain pointer to
9823 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9824 in 32-bit mode. Delete scalar_chain pointer. Call
9825 free_dominance_info in 64-bit mode.
9826 (pass_stv::gate): Remove TARGET_64BIT check.
9827 (ix86_option_override): Put the 64-bit STV pass before the CSE
9830 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9832 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9833 dw_loc_frame_offset field.
9834 * dwarf2out.c (new_loc_descr): Likewise.
9835 (resolve_args_picking_1): Turn the VISITED hash set into a
9836 FRAME_OFFSET hash map. Use it to associate a frame offset to
9837 visited nodes. Remove uses of the CHECKING_P macro.
9838 (resolve_args_picking): Update call to resolve_args_picking_1.
9840 2016-04-27 Martin Liska <mliska@suse.cz>
9842 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9843 (free_loop_data): Release vuses of groups.
9845 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9847 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9848 instead of redundant use_id and boolean have_use_for.
9849 (struct iv_use): Change sub_id into group_id. Remove field next.
9850 Move fields: related_cands, n_map_members, cost_map and selected
9852 (struct iv_group): ... here. New structure.
9853 (struct iv_common_cand): Use structure declaration directly.
9854 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9855 (MAX_CONSIDERED_USES): Rename macro to ...
9856 (MAX_CONSIDERED_GROUPS): ... here.
9857 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9858 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9859 (dump_uses): Rename to ...
9860 (dump_groups): ... here. Update all uses.
9861 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9862 (find_induction_variables): Refactor format of dump information.
9863 (record_sub_use): Delete.
9864 (record_use): Update all uses.
9865 (record_group): New function.
9866 (record_group_use, find_interesting_uses_op): Call above functions.
9868 (find_interesting_uses_cond): Ditto.
9869 (group_compare_offset): New function.
9870 (split_all_small_groups): Rename to ...
9871 (split_small_address_groups_p): ... here. Update all uses.
9872 (split_address_groups): Update all uses.
9873 (find_interesting_uses): Refactor format of dump information.
9874 (add_candidate_1): Update all uses. Remove redundant check on iv,
9876 (add_candidate, record_common_cand): Remove redundant assert.
9877 (add_iv_candidate_for_biv): Update use.
9878 (add_iv_candidate_derived_from_uses): Update all uses.
9879 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9880 (alloc_use_cost_map): Ditto.
9881 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9882 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9883 (determine_use_iv_cost_generic): Ditto.
9884 (determine_group_iv_cost_generic): Ditto.
9885 (determine_use_iv_cost_address): Ditto.
9886 (determine_group_iv_cost_address): Ditto.
9887 (determine_use_iv_cost_condition): Ditto.
9888 (determine_group_iv_cost_cond): Ditto.
9889 (determine_use_iv_cost): Ditto.
9890 (determine_group_iv_cost): Ditto.
9891 (set_autoinc_for_original_candidates): Update all uses.
9892 (find_iv_candidates): Update all uses. Refactor dump information.
9893 (determine_use_iv_costs): Ditto.
9894 (determine_iv_costs): Ditto.
9895 (iv_ca_cand_for_use): Rename to ...
9896 (iv_ca_cand_for_group): ... here. Update all uses.
9897 (iv_ca_add_use, iv_ca_add_group): Ditto.
9898 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9899 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9900 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9901 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9902 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9903 (create_new_iv, adjust_iv_update_pos): Ditto.
9904 (rewrite_use_address): Delete.
9905 (rewrite_use_address_1): Rename to ...
9906 (rewrite_use_address): ... here.
9907 (rewrite_use_compare): Update all uses.
9908 (rewrite_use): Delete.
9909 (rewrite_uses): Rename to ...
9910 (rewrite_groups): ... here. Update all uses.
9911 (remove_unused_ivs, free_loop_data): Update all uses.
9912 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9914 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9916 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9917 for WORD_REGISTER_OPERATIONS to runtime check.
9919 2016-04-27 Richard Biener <rguenther@suse.de>
9922 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9923 aggregate_value_p to determine if a function result is
9924 returned by reference.
9925 (ipa_pta_execute): Functions having their address taken are
9926 not automatically nonlocal.
9928 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9931 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9932 * fold-const.c (operand_equal_p): If flag_checking and
9933 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9934 and if it returns non-zero, assert iterative_hash_expr on both
9937 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9939 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9941 2016-04-27 Nick Clifton <nickc@redhat.com>
9944 * varasm.c (merge_weak): Generate an error if an attempt is made
9945 to convert a non-weak static function into a weak, public function.
9947 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9949 * params.def (MAX_PARTITION_SIZE): New param.
9950 * doc/invoke.texi: Document lto-max-partition.
9952 2016-04-27 Richard Biener <rguenther@suse.de>
9955 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9956 function cummulating used_from_other_partition, externally_visible
9957 and force_output from aliases.
9958 (refered_from_nonlocal_var): Likewise.
9959 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9960 node flags properly.
9962 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9964 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9965 (-Wmemset-elt-size): New item.
9967 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9970 * stor-layout.h (internal_reference_types): Delete.
9971 * stor-layout.c (reference_types_internal): Likewise.
9972 (internal_reference_types): Likewise.
9973 (layout_type) <REFERENCE_TYPE>: Adjust.
9975 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9978 * tree.h (inchash::add_expr): Add FLAGS argument.
9979 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9980 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9981 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9982 Formatting fix. Adjust recursive calls. For tcc_comparison,
9983 if swap_tree_comparison (code) is smaller than code, hash that
9984 and arguments in the other order. Hash CONVERT_EXPR the same
9985 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9986 of ADDR_EXPR of decl as the decl itself. Add or remove
9987 OEP_ADDRESS_OF from recursive flags as needed. For
9988 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9989 operands commutatively and only the third one normally.
9990 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9992 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9994 * config/rtems.h (LIB_SPEC): Add -latomic.
9996 2016-04-27 Joel Sherrill <joel@rtems.org>
9998 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9999 xilink.ld and flags not relevant to RTEMS.
10001 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
10003 * toplev.c (backend_init_target): Avoid calling init_reload when using
10006 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10008 * reorg.c (try_merge_delay_insns): Declare i and j inside the
10009 for loops rather than one for the whole function.
10011 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10013 * match.pd (X + CST CMP X): New transformation.
10015 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10017 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
10018 * fold-const.c (fold_binary_loc): Remove 2 transformations
10019 superseded by match.pd.
10020 * match.pd (x+x -> x*2): Generalize to integers.
10022 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
10024 * config/i386/i386.md (operation on memory peephole): Duplicate an
10025 existing peephole and adapt it to match lea rather than an operation
10028 PR rtl-optimization/57193
10029 * opts.c (default_options_table): Add OPT_frename_registers at -O2
10031 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
10033 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10035 * tree-if-conv.c (any_pred_load_store): New static variable.
10036 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
10037 any_pred_load_store instead of and_mask_load_store.
10038 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
10039 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
10040 (combine_blocks, tree_if_conversion): Ditto.
10042 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10044 PR tree-optimization/70771
10045 PR tree-optimization/70775
10046 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
10047 virtual PHI nodes. Delete parameter.
10048 (if_convertible_loop_p_1): Delete argument to above function.
10049 (predicate_all_scalar_phis): Delete code handling single-argument
10051 (tree_if_conversion): Mark and update virtual SSA.
10053 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10056 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
10057 (x86_elf_aligned_common): Rename to ...
10058 (x86_elf_aligned_decl_common): ... this.
10059 Add decl arg. Switch to .lbss for largecomm object. Use
10060 LARGECOMM_SECTION_ASM_OP.
10061 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
10063 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
10064 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
10066 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
10067 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
10069 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10072 * config/i386/i386.c (SECTION_LARGE): Define.
10073 (x86_64_elf_select_section): Set it for large data/bss sections.
10074 Only clear SECTION_WRITE for .lrodata.
10075 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
10077 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
10078 * varasm.c (default_elf_asm_named_section): Grow flagchars.
10079 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
10081 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
10082 * doc/tm.texi: Regenerate.
10084 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10087 * configure.ac (--enable-checking): Document extra flag, for
10088 non-release builds default to --enable-checking=yes,extra.
10089 If misc checking and extra checking, define CHECKING_P to 2 instead
10091 * common.opt (fchecking=): Add.
10092 * doc/invoke.texi (-fchecking=): Document.
10093 * doc/install.texi: Document --enable-checking changes.
10094 * configure: Regenerated.
10095 * config.in: Regenerated.
10097 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10099 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
10100 attribute instead of which_alternative.
10101 * config/i386/sse.md (*mov<mode>_internal): Ditto.
10102 Use EXT_REX_SSE_REG_P where appropriate.
10104 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10106 * config/i386/predicates.md (const0_operand): Do not match
10107 const_wide_int code.
10108 (const1_operand): Ditto.
10110 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10112 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
10113 for SSE constm1 operands and TARGET_AVX512VL.
10114 (*movti_internal): Ditto.
10115 (*mov<mode>_or): Use constm1_operand predicate.
10116 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
10117 for SSE vector_all_ones operands and TARGET_AVX512VL.
10118 * config/i386/predicates.md (constm1_operand): New predicate.
10119 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
10120 emission of constant -1 load.
10122 2016-04-25 Jason Merrill <jason@redhat.com>
10124 * gdbinit.in: Skip is-a.h.
10126 * attribs.c (register_scoped_attributes): Fix logic.
10127 * attribs.h: Declare register_scoped_attributes.
10129 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10131 * config/rs6000/rs6000-builtin.def: Correct pasto error for
10132 stxvd2x and stxvw4x built-in functions.
10134 2016-04-25 DJ Delorie <dj@redhat.com>
10136 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
10137 (ashrhi3): Likewise.
10138 (lshrhi3): Likewise.
10140 2016-04-25 Richard Biener <rguenther@suse.de>
10142 PR tree-optimization/70780
10143 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
10144 wasn't visited yet.
10145 (compute_antic): Mark blocks with abnormal preds as visited as
10146 they have a final empty antic-in solution already.
10148 2016-04-25 Michael Collison <michael.collison@linaro.org>
10150 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
10152 2016-04-25 Michael Collison <michael.collison@linaro.org>
10154 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
10155 mode is VQI to improve mixed mode vectorization.
10156 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
10157 define_insn to match low half of signed vaddw.
10158 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
10159 define_insn to match high half of signed vaddw.
10160 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
10161 define_insn to match low half of unsigned vaddw.
10162 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
10163 define_insn to match high half of unsigned vaddw.
10164 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
10165 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10166 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
10168 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10169 * config/arm/predicates.md (vect_par_constant_high): Support
10170 big endian and simplify by calling
10171 arm_simd_check_vect_par_cnst_half
10172 (vect_par_constant_low): Likewise.
10174 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10176 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
10177 predicate for operand 2.
10179 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
10180 H.J. Lu <hongjiu.lu@intel.com>
10182 * config/i386/i386-protos.h (standard_sse_constant_p): Add
10183 machine_mode argument.
10184 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
10185 constm1_rtx operands. For VOIDmode constants, get mode from
10186 pred_mode. Check mode size if the mode is supported by ABI.
10187 (standard_sse_constant_opcode): Do not use standard_constant_p.
10188 Strictly check ABI support for all-ones operands.
10189 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
10190 immediates. Update calls to standard_sse_constant_p.
10191 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
10192 (ix86_rtx_costs): Ditto.
10193 * config/i386/i386.md (*movxi_internal_avx512f): Use
10194 nonimmediate_or_sse_const_operand instead of vector_move_operand.
10195 Use (v,BC) alternative instead of (v,C). Use register_operand
10196 checks instead of MEM_P.
10197 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
10198 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
10199 isa attribute. Use register_operand checks instead of MEM_P.
10200 (*movti_internal): Use nonimmediate_or_sse_const_operand for
10201 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
10202 alternative and corresponding sse2 isa attribute.
10203 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
10204 to standard_sse_constant_p.
10205 (FP constant splitters): Ditto.
10206 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
10208 * config/i386/predicates.md (constm1_operand): Remove.
10209 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
10210 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
10211 vector_all_ones_operand instead of constm1_operand.
10213 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10215 * print-rtl.c (print_rtx_insn_vec): New function.
10216 * print-rtl.h: New prototype.
10217 * store-motion.c (struct st_expr): Make avail_stores a vector.
10218 (st_expr_entry): Adjust.
10219 (free_st_expr_entry): Likewise.
10220 (print_store_motion_mems): Likewise.
10221 (find_moveable_store): Likewise.
10222 (compute_store_table): Likewise.
10223 (delete_store): Likewise.
10224 (build_store_vectors): Likewise.
10226 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10228 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
10230 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10232 * vec.h (vec_safe_contains): New function.
10233 (vec::contains): Likewise.
10234 (vec::begin): Likewise.
10235 (vec::end): Likewise.
10237 2016-04-23 Jakub Jelinek <jakub@redhat.com>
10240 * cfgexpand.c (expand_stack_vars): Fix typo.
10242 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10244 * system.h (list, map, set, vector): Include conditionally.
10245 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
10246 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
10247 * ipa-icf.c (INCLUDE_LIST): Define.
10248 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
10249 * config/sh/sh.c (INCLUDE_VECTOR): Define.
10250 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
10251 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
10252 * cp/logic.cc (INCLUDE_LIST): Define.
10253 * fortran/trans-common.c (INCLUDE_MAP): Define.
10255 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10257 * auto-profile.c: Remove <string.h> include.
10258 * ipa-icf-gimple.c: Remove <list> include.
10259 * diagnostic.c: Remove <new> include.
10260 * genmatch.c: Likewise.
10261 * pretty-print.c: Likewise.
10262 * toplev.c: Likewise
10263 * c/c-objc-common.c: Likewise.
10264 * cp/error.c: Likewise.
10265 * fortran/error.c: Likewise.
10267 2016-04-22 Richard Biener <rguenther@suse.de>
10269 * lto-streamer-in.c (input_ssa_names): Do not allocate
10270 GIMPLE_NOP for all SSA names.
10271 * lto-streamer-out.c (output_ssa_names): Do not output
10272 SSA names that should have been released.
10274 2016-04-22 Richard Biener <rguenther@suse.de>
10276 PR tree-optimization/70740
10277 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
10280 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
10283 * config/i386/predicates.md (call_insn_operand): Replace
10284 sibcall_memory_operand with memory_operand.
10286 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
10288 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
10289 has_single_use() tests.
10290 (register_edge_assert_for_1): Likewise.
10291 (find_assert_locations_1): Check the liveness bitmap instead of
10292 checking has_single_use().
10294 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
10297 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
10298 Extract AVX-512BW constraint from AVX.
10300 2016-04-21 Richard Biener <rguenther@suse.de>
10302 PR tree-optimization/70725
10303 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
10304 for phi_convertible_by_degenerating_args.
10305 (predicate_all_scalar_phis): Handle single-argument PHIs.
10307 2016-04-21 Richard Biener <rguenther@suse.de>
10309 PR middle-end/70747
10310 * fold-const.c (fold_comparison): Return properly typed
10313 2016-04-21 Bin Cheng <bin.cheng@arm.com>
10315 PR tree-optimization/70715
10316 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10317 after expanding BASE using expand_simple_operations.
10319 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10321 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
10322 New transformations.
10324 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10326 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
10328 2016-04-20 Jan Hubicka <jh@suse.cz>
10330 * ipa-inline.c (can_inline_edge_p): Pass caller info to
10331 ultiimate_alias_target.
10332 (update_callee_keys): Likewise.
10333 (lookup_recursive_calls): Likewise.
10334 (speculation_useful_p): Likewise.
10336 2016-04-20 Jan Hubicka <jh@suse.cz>
10339 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
10340 (set_nothrow_flag_1): ... this; handle interposition correctly;
10341 recurse on aliases and thunks.
10342 (cgraph_node::set_nothrow_flag): New.
10343 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
10344 functions compiled with non-call exceptions that binds to current
10346 (propagate_nothrow): Be safe WRT interposition.
10347 * cgraph.h (set_nothrow_flag): Update prototype.
10349 2016-04-18 Jan Hubicka <jh@suse.cz>
10351 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10352 max_loop_iterations_int.
10353 (tree_unswitch_outer_loop): Likewise.
10355 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10357 PR tree-optimization/69489
10358 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
10359 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
10360 Revise dump message.
10361 (if_convertible_bb_p): Remove check on edge count of basic block's
10364 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10366 PR tree-optimization/56625
10367 PR tree-optimization/69489
10368 * tree-data-ref.h (DR_INNERMOST): New macro.
10369 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
10370 hashing struct innermost_loop_behavior.
10371 (ref_DR_map): Remove.
10372 (innermost_DR_map): New map.
10373 (baseref_DR_map): Revise comment.
10374 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
10375 to innermost_DR_map accroding to its innermost loop behavior.
10376 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
10377 to its innermost loop behavior.
10378 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
10379 Add initialization for innermost_DR_map. Record memory reference
10380 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
10381 have innermost loop behavior.
10382 (if_convertible_loop_p): Remove release for ref_DR_map. Release
10385 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
10387 * config/i386/i386.md (*lea<mode>_general_1): Rename from
10388 *lea_general_1. Use explicit SWI12 mode interator.
10389 (*lea<mode>_general_2): Rename from *lea_general_2.
10390 Use explicit SWI12 mode interator.
10391 (*lea<mode>_general_3): Rename from *lea_general_3.
10392 Use explicit SWI12 mode interator.
10393 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
10394 Use explicit SWI12 mode interator.
10395 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
10396 Use explicit SWI48 mode interator.
10398 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10400 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10401 Short-cut unaligned load and store cases. Handle all integer
10403 (ix86_expand_vector_move_misalign): Short-cut unaligned load
10404 and store cases. Call ix86_avx256_split_vector_move_misalign
10405 directly without checking mode class.
10407 2016-04-20 Andrew Pinski <apinski@cavium.com>
10408 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10411 * config/aarch64/aarch64.md (sibcall): Force call
10412 address to be DImode for ILP32.
10413 (sibcall_value): Likewise.
10415 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10417 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
10419 2016-04-20 Richard Biener <rguenther@suse.de>
10421 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
10422 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
10423 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
10424 (maybe_push_res_to_seq): Adjust.
10425 * gimple-fold.c (maybe_build_generic_op): Likewise.
10427 2016-04-20 Marek Polacek <polacek@redhat.com>
10429 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
10432 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
10434 * config/i386/sse.md (vec_unpacks_lo_hi): Always
10435 use kmovw to support AVX512F target.
10437 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10439 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
10441 2016-04-20 Marek Polacek <polacek@redhat.com>
10443 PR tree-optimization/70725
10444 * tree-if-conv.c (is_false_predicate): New function.
10445 (predicate_mem_writes): Use it.
10447 2016-04-20 Richard Biener <rguenther@suse.de>
10449 PR tree-optimization/70726
10450 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
10451 shift amounts from a pattern stmt operand.
10453 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10456 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
10457 stack_restore_from_fpr pattern when restoring r15.
10458 (s390_optimize_prologue): Strip away the memory barrier in the
10459 parallel when trying to get rid of restore insns.
10460 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
10461 definition for loading the stack pointer from an FPR. Compared to
10462 the normal move insn this pattern includes a full memory barrier.
10464 2016-04-19 Jakub Jelinek <jakub@redhat.com>
10466 PR middle-end/70680
10467 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
10468 implicitly linear or lastprivate iterator on the outer context.
10470 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10472 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
10474 * config/i386/i386.md (ssememalign): Removed.
10475 * config/i386/sse.md: Remove ssememalign attribute from patterns.
10477 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10480 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
10481 const short * to __builtin_ia32_loaddquhi512_mask.
10482 (_mm512_maskz_loadu_epi16): Likewise.
10483 (_mm512_mask_storeu_epi16): Pass short * to
10484 __builtin_ia32_storedquhi512_mask.
10485 (_mm512_mask_loadu_epi8): Pass const char * to
10486 __builtin_ia32_loaddquqi512_mask.
10487 (_mm512_maskz_loadu_epi8): Likewise.
10488 (_mm512_mask_storeu_epi8): Pass char * to
10489 __builtin_ia32_storedquqi512_mask.
10490 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
10491 const double * to __builtin_ia32_loadupd512_mask.
10492 (_mm512_mask_loadu_pd): Likewise.
10493 (_mm512_maskz_loadu_pd): Likewise.
10494 (_mm512_storeu_pd): Pass double * to
10495 __builtin_ia32_storeupd512_mask.
10496 (_mm512_mask_storeu_pd): Likewise.
10497 (_mm512_loadu_ps): Pass const float * to
10498 __builtin_ia32_loadups512_mask.
10499 (_mm512_mask_loadu_ps): Likewise.
10500 (_mm512_maskz_loadu_ps): Likewise.
10501 (_mm512_storeu_ps): Pass float * to
10502 __builtin_ia32_storeups512_mask.
10503 (_mm512_mask_storeu_ps): Likewise.
10504 (_mm512_mask_loadu_epi64): Pass const long long * to
10505 __builtin_ia32_loaddqudi512_mask.
10506 (_mm512_maskz_loadu_epi64): Likewise.
10507 (_mm512_mask_storeu_epi64): Pass long long *
10508 to __builtin_ia32_storedqudi512_mask.
10509 (_mm512_loadu_si512): Pass const int * to
10510 __builtin_ia32_loaddqusi512_mask.
10511 (_mm512_mask_loadu_epi32): Likewise.
10512 (_mm512_maskz_loadu_epi32): Likewise.
10513 (_mm512_storeu_si512): Pass int * to
10514 __builtin_ia32_storedqusi512_mask.
10515 (_mm512_mask_storeu_epi32): Likewise.
10516 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
10517 char * to __builtin_ia32_storedquqi256_mask.
10518 (_mm_mask_storeu_epi8): Likewise.
10519 (_mm256_mask_loadu_epi16): Pass const short * to
10520 __builtin_ia32_loaddquhi256_mask.
10521 (_mm256_maskz_loadu_epi16): Likewise.
10522 (_mm_mask_loadu_epi16): Pass const short * to
10523 __builtin_ia32_loaddquhi128_mask.
10524 (_mm_maskz_loadu_epi16): Likewise.
10525 (_mm256_mask_loadu_epi8): Pass const char * to
10526 __builtin_ia32_loaddquqi256_mask.
10527 (_mm256_maskz_loadu_epi8): Likewise.
10528 (_mm_mask_loadu_epi8): Pass const char * to
10529 __builtin_ia32_loaddquqi128_mask.
10530 (_mm_maskz_loadu_epi8): Likewise.
10531 (_mm256_mask_storeu_epi16): Pass short * to.
10532 __builtin_ia32_storedquhi256_mask.
10533 (_mm_mask_storeu_epi16): Pass short * to.
10534 __builtin_ia32_storedquhi128_mask.
10535 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10536 const double * to __builtin_ia32_loadupd256_mask.
10537 (_mm256_maskz_loadu_pd): Likewise.
10538 (_mm_mask_loadu_pd): Pass onst double * to
10539 __builtin_ia32_loadupd128_mask.
10540 (_mm_maskz_loadu_pd): Likewise.
10541 (_mm256_mask_storeu_pd): Pass double * to
10542 __builtin_ia32_storeupd256_mask.
10543 (_mm_mask_storeu_pd): Pass double * to
10544 __builtin_ia32_storeupd128_mask.
10545 (_mm256_mask_loadu_ps): Pass const float * to
10546 __builtin_ia32_loadups256_mask.
10547 (_mm256_maskz_loadu_ps): Likewise.
10548 (_mm_mask_loadu_ps): Pass const float * to
10549 __builtin_ia32_loadups128_mask.
10550 (_mm_maskz_loadu_ps): Likewise.
10551 (_mm256_mask_storeu_ps): Pass float * to
10552 __builtin_ia32_storeups256_mask.
10553 (_mm_mask_storeu_ps): ass float * to
10554 __builtin_ia32_storeups128_mask.
10555 (_mm256_mask_loadu_epi64): Pass const long long * to
10556 __builtin_ia32_loaddqudi256_mask.
10557 (_mm256_maskz_loadu_epi64): Likewise.
10558 (_mm_mask_loadu_epi64): Pass const long long * to
10559 __builtin_ia32_loaddqudi128_mask.
10560 (_mm_maskz_loadu_epi64): Likewise.
10561 (_mm256_mask_storeu_epi64): Pass long long * to
10562 __builtin_ia32_storedqudi256_mask.
10563 (_mm_mask_storeu_epi64): Pass long long * to
10564 __builtin_ia32_storedqudi128_mask.
10565 (_mm256_mask_loadu_epi32): Pass const int * to
10566 __builtin_ia32_loaddqusi256_mask.
10567 (_mm256_maskz_loadu_epi32): Likewise.
10568 (_mm_mask_loadu_epi32): Pass const int * to
10569 __builtin_ia32_loaddqusi128_mask.
10570 (_mm_maskz_loadu_epi32): Likewise.
10571 (_mm256_mask_storeu_epi32): Pass int * to
10572 __builtin_ia32_storedqusi256_mask.
10573 (_mm_mask_storeu_epi32): Pass int * to
10574 __builtin_ia32_storedqusi128_mask.
10575 * config/i386/i386-builtin-types.def (PCSHORT): New.
10576 (PINT64): Likewise.
10577 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10578 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10579 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10580 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10581 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10582 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10583 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10584 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10585 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10586 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10587 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10588 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10589 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10590 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10591 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10592 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10593 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10594 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10595 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10596 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10597 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10598 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10599 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10600 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10601 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10602 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10603 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10604 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10605 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10606 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10607 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10608 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10609 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10610 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10611 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10612 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10613 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10614 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10615 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10616 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10617 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10618 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10619 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10620 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10621 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10622 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10623 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10624 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10625 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10627 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10628 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10630 (ix86_expand_vector_move_misalign): Likewise.
10631 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10632 to scalar function prototype for unaligned load/store builtins.
10633 (ix86_expand_special_args_builtin): Updated.
10634 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10635 (UNSPEC_STOREU): Likewise.
10636 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10637 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10638 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10639 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10640 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10641 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10642 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10643 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10644 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10645 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10646 (<avx512>_storedqu<mode>_mask): Likewise.
10647 (*sse4_2_pcmpestr_unaligned): Likewise.
10648 (*sse4_2_pcmpistr_unaligned): Likewise.
10649 (*mov<mode>_internal): Renamed to ...
10650 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10651 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10652 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10653 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10655 2016-04-19 Richard Biener <rguenther@suse.de>
10657 PR tree-optimization/70171
10658 * tree-ssa-phiprop.c: Include stor-layout.h.
10659 (phiprop_insert_phi): Handle the aggregate copy case.
10660 (propagate_with_phi): Likewise.
10662 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10664 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10665 instead of simplify_gen_subreg (... , 0).
10666 (ix86_delegitimize_address): Ditto.
10667 (ix86_split_divmod): Ditto.
10668 (ix86_split_copysign_const): Ditto.
10669 (ix86_split_copysign_var): Ditto.
10670 (ix86_expand_args_builtin): Ditto.
10671 (ix86_expand_round_builtin): Ditto.
10672 (ix86_expand_special_args_builtin): Ditto.
10673 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10674 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10675 (udivmodqi4): Ditto.
10676 (absneg splitters): Ditto.
10677 (*jcc_bt<mode>_1): Ditto.
10679 2016-04-19 Richard Biener <rguenther@suse.de>
10681 PR tree-optimization/70724
10682 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10683 restoring out from ...
10684 (free_scc_vn): ... here.
10685 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10686 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10688 (pass_fre::execute): Restore SSA info.
10690 2016-04-19 Richard Biener <rguenther@suse.de>
10692 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10693 * gimple-walk.c (walk_gimple_op): Initialize it.
10694 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10695 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10696 remapping SSA names of defs.
10697 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10700 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10702 PR middle-end/70689
10703 * lra-constraints.c (equiv_substition_p): New.
10704 (process_alt_operands): Use it.
10705 (swap_operands): Swap it.
10706 (curr_insn_transform): Update it.
10708 2016-04-18 Michael Matz <matz@suse.de>
10710 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10711 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10712 * tree-core.h (tree_type_common.align): Use bit-field.
10713 (tree_type_common.spare): New.
10714 (tree_decl_common.off_align): Make smaller.
10715 (tree_decl_common.align): Use bit-field.
10717 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10718 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10719 (scan_sharing_clauses): Ditto.
10720 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10721 (omp_finish_file): Ditto.
10722 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10723 (layout_decl): Ditto.
10724 (relayout_decl): Ditto.
10725 (finalize_record_size): Use SET_TYPE_ALIGN.
10726 (finalize_type_size): Ditto.
10727 (finish_builtin_struct): Ditto.
10728 (layout_type): Ditto.
10729 (initialize_sizetypes): Ditto.
10730 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10731 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10732 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10733 (get_chain_field): Ditto.
10734 (get_trampoline_type): Ditto.
10735 (get_nl_goto_field): Ditto.
10736 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10738 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10739 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10740 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10741 (build_qualified_type): Use SET_TYPE_ALIGN.
10742 (build_aligned_type, build_range_type_1): Ditto.
10743 (build_atomic_base): Ditto.
10744 (build_common_tree_nodes): Ditto.
10745 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10746 (expand_one_stack_var_at): Ditto.
10747 * coverage.c (build_var): Use SET_DECL_ALIGN.
10748 * except.c (init_eh): Ditto.
10749 * function.c (assign_parm_setup_block): Ditto.
10750 * symtab.c (increase_alignment_1): Ditto.
10751 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10752 * tree-vect-stmts.c (ensure_base_align): Ditto.
10753 * varasm.c (align_variable): Ditto.
10754 (assemble_variable): Ditto.
10755 (build_constant_desc): Ditto.
10756 (output_constant_def_contents): Ditto.
10758 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10759 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10760 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10761 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10762 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10764 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10767 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10768 replace %vmovsd with "%vmovq".
10769 (vec_concatv2df): Likewise.
10771 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10773 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10774 (*vec_extractv2si_0): Ditto.
10775 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10776 (zero_extended_scalar_load_operand splitters): Ditto.
10777 (vec_extract splitters): Ditto.
10778 (*vec_extractv4si_0_zext): Ditto.
10779 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10780 and lowpart_subreg.
10781 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10782 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10783 (*sse4_1_extractps): Use lowpart_subreg.
10784 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10786 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10788 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10790 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10791 Mention Solaris 11 packaging changes.
10792 Update gas and gld requirements.
10793 Remove reference to pre-Solaris 10 bug.
10794 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10796 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10799 2016-04-17 Jan Hubicka <jh@suse.cz>
10801 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10802 max_loop_iterations_int.
10804 2016-04-18 Richard Biener <rguenther@suse.de>
10806 PR tree-optimization/43434
10807 * tree-ssa-structalias.c (struct vls_data): New.
10808 (visit_loadstore): Handle all pointer-based accesses.
10809 (compute_dependence_clique): Compute a bitmap of restrict tags
10810 assigned bases and pass it to visit_loadstore.
10812 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10815 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10816 armv8.1-a and armv8.1-a+crc.
10818 2016-04-18 Richard Biener <rguenther@suse.de>
10820 PR tree-optimization/70701
10821 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10822 references after translating through a memcpy.
10824 2016-04-18 Richard Biener <rguenther@suse.de>
10826 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10827 (compute_antic): ... here. For partial antic use regular
10828 postorder and scrap iteration.
10829 (compute_partial_antic_aux): Remove unused return value.
10830 (init_pre): Do not allocate postorder.
10831 (fini_pre): Do not free postorder.
10833 2016-04-18 Richard Biener <rguenther@suse.de>
10835 PR middle-end/37870
10836 * expmed.c (extract_bit_field_1): Remove broken case
10837 using a wider MODE_INT mode.
10839 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10841 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10842 unless compiling with at least GCC-4.8.
10844 2016-04-17 Jan Hubicka <jh@suse.cz>
10847 * graphite.c (graphite_finalize): Update call to
10848 tree_estimate_probability.
10849 * predict.h (tree_estimate_probability): Update prototype.
10851 2016-04-17 Jan Hubicka <jh@suse.cz>
10853 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10854 (tree_estimate_probability): Likewise.
10855 (pass_profile::execute): Update.
10856 (report_predictor_hitrates): New function.
10857 * profile.c (compute_branch_probabilities): Use it.
10858 * predict.h (report_predictor_hitrates): Declare.
10860 2016-04-17 Jan Hubicka <jh@suse.cz>
10863 * cgraph.h (cgraph_node::set_const_flag,
10864 cgraph_node::set_pure_flag): Update prototype to return bool;
10866 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10867 of interposable symbol are interposable, too.
10868 (cgraph_set_const_flag_1): Rename to ...
10869 (set_const_flag_1): ... this one; change to self recursive function
10870 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10871 clearnig the flag in all variants and also virtual thunks of const
10872 functions are pure; track if any change was done.
10873 (cgraph_node::set_const_flag): Update.
10874 (struct set_pure_flag_info): New struct.
10875 (cgraph_set_pure_flag_1): Rename to ...
10876 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10877 rather than pointer encoded flags; track if any changes was done;
10878 handle correctly clearning flag and setting flag of aliases already
10880 (cgraph_node::set_pure_flag): Update.
10881 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10883 2016-04-17 Tom de Vries <tom@codesourcery.com>
10886 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10887 backslash in label.
10889 2016-04-17 Tom de Vries <tom@codesourcery.com>
10891 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10892 '{}<> ' as escape-for-record.
10894 2016-04-17 Tom de Vries <tom@codesourcery.com>
10896 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10899 2016-04-17 Tom de Vries <tom@codesourcery.com>
10902 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10903 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10904 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10905 * passes.c (finish_optimization_passes): Only call
10906 finish_graph_dump_file if dfi->graph_dump_initialized.
10907 (execute_function_dump, pass_init_dump_file): Use
10908 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10910 2016-04-17 Tom de Vries <tom@codesourcery.com>
10912 PR tree-optimization/70256
10913 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10914 (debug_varmap): New function.
10916 2016-04-17 Tom de Vries <tom@codesourcery.com>
10919 * passes.c (pass_manager::register_pass): Propagate pflags.
10921 2016-04-17 Tom de Vries <tom@codesourcery.com>
10924 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10925 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10926 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10927 check if it's equal to p_start.
10928 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10930 2016-04-15 Jan Hubicka <jh@suse.cz>
10933 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10934 function does not bind to current def.
10935 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10936 handle conservatively calls to functions that does not need to bind
10938 (check_call): Update call of worse_state.
10939 (ignore_edge_for_nothrow): Update.
10940 (ignore_edge_for_pure_const): Likewise.
10941 (propagate_pure_const): Update calls to worse_state.
10942 (skip_function_for_local_pure_const): Reformat comments.
10944 2016-04-15 Jan Hubicka <jh@suse.cz>
10947 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10948 (cgraph_node::function_symbol): Likewise.
10949 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10950 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10951 (symtab_node::ultimate_alias_target): Add REF parameter.
10952 (symtab_node::binds_to_current_def_p): Declare.
10953 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10954 (cgraph_node::function_symbol): Likewise.
10955 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10956 (cgraph_node::get_availability): Likewise.
10957 (cgraph_edge::binds_to_current_def_p): New inline function.
10958 (varpool_node::get_availability): Add REF parameter.
10959 (varpool_node::ultimate_alias_target): Likewise.
10960 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10961 (symtab_node::binds_to_current_def_p): Likewise.
10962 * varpool.c (varpool_node::get_availability): Likewise.
10964 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10967 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10968 Fix mode size check.
10970 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10972 * BASE-VER: Set to 7.0.0.
10974 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10976 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10978 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10980 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10981 architecture revisions.
10983 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10985 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10986 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10987 * config/i386/i386.md (stack decrement to push peepholes): Guard
10988 with !x86_using_red_zone ().
10990 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10993 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10994 to dump_generic_node.
10995 (NIY): Pass also flags to do_niy.
10997 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10999 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
11000 (simd_clone_vector_of_formal_parm_types)
11001 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
11002 (simd_clone_mangle, simd_clone_create)
11003 (simd_clone_adjust_return_type, create_tmp_simd_array)
11004 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
11005 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
11006 (ipa_simd_modify_function_body, simd_clone_linear_addend)
11007 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
11008 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
11009 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
11010 * omp-simd-clone.c: ... this new file.
11011 (simd_clone_vector_of_formal_parm_types): Make it static.
11012 * Makefile.in (OBJS): Add omp-simd-clone.o.
11014 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11017 * config/i386/sse.md: Use proper memory operand modifiers.
11020 2016-04-15 Richard Biener <rguenther@suse.de>
11021 Alan Modra <amodra@gmail.com>
11023 PR tree-optimization/70130
11024 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
11025 when alignment stays not the same and no not use the realign
11028 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11031 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11032 direct move handlers for KFmode. Change TFmode handlers test from
11033 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
11035 2016-04-14 Jakub Jelinek <jakub@redhat.com>
11038 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
11039 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
11040 (inlined_polymorphic_ctor_dtor_block_p): Use it.
11041 * tree-ssa-live.c (remove_unused_scope_block_p): When
11042 in_ctor_dtor_block, avoid discarding not just BLOCKs with
11043 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
11044 block_ultimate_origin is FUNCTION_DECL.
11045 (remove_unused_locals): If current_function_decl is
11046 polymorphic_ctor_dtor_p, pass initial true to
11047 remove_unused_scope_block_p' is_ctor_dtor_block.
11049 2016-04-14 Martin Sebor <msebor@redhat.com>
11054 * doc/extend.texi (Variable Length): Revert.
11056 2016-04-14 Marek Polacek <polacek@redhat.com>
11057 Jan Hubicka <hubicka@ucw.cz>
11060 * tree.c (verify_type): Disable the canonical type of main variant
11063 2016-04-14 Jason Merrill <jason@redhat.com>
11065 * cfgexpand.c, expr.c: Revert previous change.
11067 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
11069 PR middle-end/70643
11070 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
11071 when building a mem ref for the incoming reduction variable.
11073 2016-04-14 Richard Biener <rguenther@suse.de>
11075 PR tree-optimization/70614
11076 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
11077 loop if the evolution dropped to chrec_dont_know.
11078 (interpret_condition_phi): Likewise.
11080 2016-04-14 Richard Biener <rguenther@suse.de>
11082 PR tree-optimization/70623
11083 * tree-ssa-pre.c (changed_blocks): Make global ...
11084 (compute_antic): ... local here. Move and fix worklist
11085 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
11086 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
11087 worklist handling, dump when ANTIC_IN changed.
11088 (compute_partial_antic_aux): Remove worklist handling.
11089 (init_pre): Do not compute post dominators. Add a comment about
11090 the CFG order chosen.
11091 (fini_pre): Do not free post dominators.
11093 2016-04-13 Martin Sebor <msebor@redhat.com>
11098 * doc/extend.texi (Variable Length): Document C++ specifics.
11100 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11103 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
11104 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
11105 eh edges have been purged.
11108 * tree-sra.c (create_access_replacement,
11109 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
11111 * tree-pretty-print.c (dump_fancy_name): New function.
11112 (dump_decl_name, dump_generic_node): Use it.
11114 2016-04-13 Jason Merrill <jason@redhat.com>
11116 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
11117 * expr.c (expand_expr_real_1): Likewise.
11119 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
11121 * config/i386/i386.md (kunpckhi): Swap operands.
11122 (kunpcksi): Likewise.
11123 (kunpckdi): Likewise.
11124 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
11125 (vec_pack_trunc_<mode>): Likewise.
11127 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11130 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
11132 PR middle-end/70633
11133 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
11134 gimplification turns some element into non-constant.
11137 * rtl.h (convert_memory_address_addr_space_1): New prototype.
11138 * explow.c (convert_memory_address_addr_space_1): No longer static,
11139 add NO_EMIT argument and don't call convert_modes if true, pass
11140 it down recursively, remove break after return.
11141 (convert_memory_address_addr_space): Adjust caller.
11142 * simplify-rtx.c (simplify_unary_operation_1): Call
11143 convert_memory_address_addr_space_1 instead of convert_memory_address,
11144 if it returns NULL, don't simplify.
11146 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
11149 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
11151 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11153 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11154 Bump the upper SIMDLEN limits, so that if the return type or
11155 characteristic type if the return type is void can be passed in
11156 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
11159 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11162 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
11163 Do not use "=" constraint on an input constraint.
11164 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
11165 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
11166 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
11167 generates (neg (abs ...)) instead of (abs ...).
11169 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11171 PR rtl-optimization/70596
11172 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
11173 just invalidate LRA data and reset them. Adjust dump wording.
11175 2016-04-12 Martin Liska <mliska@suse.cz>
11178 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11180 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11182 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11183 max_loop_iterations_int.
11184 (tree_unswitch_outer_loop): Likewise.
11185 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11186 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11188 2016-04-12 Tom de Vries <tom@codesourcery.com>
11190 PR tree-optimization/68756
11191 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
11192 instead of new_name.
11194 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11196 PR tree-optimization/70602
11197 * tree-sra.c (generate_subtree_copies): Don't write anything into
11198 constant pool decls.
11200 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
11201 regardless whether there are depend clauses or not.
11203 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11206 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
11207 target attribute and pragma from changing the -mfloat128
11208 and -mfloat128-hardware options.
11210 * doc/extend.texi (Additional Floating Types): Document PowerPC
11211 __float128 restrictions.
11213 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11216 * config/aarch64/driver-aarch64.c
11217 (aarch64_get_extension_string_for_isa_flags): New.
11218 (arch_extension): Rename to...
11219 (aarch64_arch_extension): ...This.
11220 (ext_to_feat_string): Rename to...
11221 (aarch64_extensions): ...This.
11222 (aarch64_core_data): Keep track of architecture extension flags.
11223 (cpu_data): Rename to...
11224 (aarch64_cpu_data): ...This.
11225 (aarch64_arch_driver_info): Keep track of architecture extension
11227 (get_arch_name_from_id): Rename to...
11228 (get_arch_from_id): ...This, change return type.
11229 (host_detect_local_cpu): Update and reformat for renames, handle
11230 extensions through common infrastructure.
11232 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11235 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
11236 track of a canonical flag name.
11237 (all_extensions): Likewise.
11238 (arch_to_arch_name): Also track extension flags enabled by the arch.
11239 (all_architectures): Likewise.
11240 (aarch64_parse_extension): Move to here.
11241 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
11243 (aarch64_rewrite_selected_cpu): Update for above change.
11244 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
11245 are handled, such that the single explicit value enabled by an
11246 extension is kept seperate from the implicit values it also enables.
11247 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
11249 (aarch64_parse_extension): New.
11250 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
11251 here to config/aarch64/aarch64-protos.h.
11252 (aarch64_parse_extension): Move from here to
11253 common/config/aarch64/aarch64-common.c.
11254 (aarch64_option_print): Update.
11255 (aarch64_declare_function_name): Likewise.
11256 (aarch64_start_file): Likewise.
11257 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
11258 the canonical flag for extensions.
11259 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
11262 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11264 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
11267 2016-04-09 Tom de Vries <tom@codesourcery.com>
11269 PR tree-optimization/68953
11270 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
11271 first to last subscript.
11273 2016-04-09 Jakub Jelinek <jakub@redhat.com>
11275 PR tree-optimization/70586
11276 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
11279 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
11283 PR tree-optimization/70373
11284 PR middle-end/70533
11285 PR middle-end/70534
11286 PR middle-end/70535
11287 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
11288 clauses for acc parallel reductions as necessary. Error on those
11290 * omp-low.c (scan_sharing_clauses): Don't install variables which
11291 are used in acc parallel reductions.
11292 (lower_rec_input_clauses): Remove dead code.
11293 (lower_oacc_reductions): Add support for reference reductions.
11294 (lower_reduction_clauses): Remove dead code.
11295 (lower_omp_target): Don't remap variables appearing in acc parallel
11297 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
11299 2016-04-08 Jakub Jelinek <jakub@redhat.com>
11301 PR middle-end/70593
11302 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
11303 with multiple SSA_NAME defs, force the outputs other than first
11304 to be live before calling live_track_process_def on each output.
11306 PR rtl-optimization/70574
11307 * fwprop.c (forward_propagate_and_simplify): Don't add
11308 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
11309 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
11310 paradoxical subregs within *loc.
11312 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
11314 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
11315 -ftree-parallelize-loops={0,1}.
11316 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
11317 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
11318 * config/ia64/hpux.h (LIB_SPEC): Likewise.
11319 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11320 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
11322 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
11325 * asan.c (instrument_derefs): If we get unknown location, extract it
11326 with EXPR_LOCATION.
11327 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
11329 2016-04-08 Tom de Vries <tom@codesourcery.com>
11331 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
11332 implicit firstprivate clause.
11334 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11337 * config/arm/thumb2.md (tst + branch-> lsls + branch
11338 peephole below *orsi_not_shiftsi_si): Require that condition
11339 register is dead after the peephole.
11340 (second peephole after the above): Likewise.
11342 2016-04-08 Alan Modra <amodra@gmail.com>
11345 * builtins.c (fold_builtin_classify): For IBM extended precision,
11346 look at just the high-order double to test for NaN.
11347 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
11348 test just the high double for Inf but both doubles for subnormal
11351 2016-04-07 Jakub Jelinek <jakub@redhat.com>
11353 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
11354 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
11355 node->simdclone->mask_mode != VOIDmode masks.
11356 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
11357 earlier, use it instead of node->simdclone.
11358 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11359 Set clonei->mask_mode.
11361 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11364 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
11365 Pass it through to cp_parser_already_scoped_statement.
11366 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
11367 it through to cp_parser_statement.
11368 (cp_parser_statement): Pass IF_P through to
11369 cp_parser_iteration_statement.
11370 (cp_parser_pragma): Adjust call to
11371 cp_parser_iteration_statement.
11373 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11376 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
11377 resolve a future -Wparentheses warning.
11378 * omp-low.c (scan_sharing_clauses): Likewise.
11379 * tree-parloops.c (eliminate_local_variables): Likewise.
11381 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
11383 PR rtl-optimization/70398
11384 * lra-constraints.c (process_address_1): Check zero scale and code
11385 for reloading with zero scale.
11387 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
11389 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
11390 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
11392 2016-04-06 Jakub Jelinek <jakub@redhat.com>
11394 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11395 Add support for AVX512F clones, include them by default for
11396 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
11397 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
11400 PR middle-end/70550
11401 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
11402 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
11403 firstprivate clauses.
11404 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
11405 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
11406 (lower_omp_target): Set TREE_NO_WARNING for
11407 non-addressable possibly uninitialized vars which are copied into
11408 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
11410 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
11412 * config/pa/predicates.md (integer_store_memory_operand): Accept
11413 REG+D operands with a large offset when reload_in_progress is true.
11414 (floating_point_store_memory_operand): Likewise.
11416 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11419 * match.pd (nested int casts): Limit to GIMPLE.
11421 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
11424 * ipa-devirt.c (maybe_record_node): Fix comment; use
11425 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
11427 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11429 PR rtl-optimization/70542
11430 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
11431 if there are any uses other than insn or debug insns.
11433 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
11434 Jakub Jelinek <jakub@redhat.com>
11436 PR tree-optimization/70509
11437 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
11438 Shift HOST_WIDE_INT_1U instead of 1.
11440 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
11442 PR tree-optimization/70509
11443 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
11444 of the vector base type for index.
11446 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
11449 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
11451 2016-04-05 Richard Biener <rguenther@suse.de>
11453 PR tree-optimization/70526
11454 * tree-sra.c (build_ref_for_offset): Use prev_base to
11455 extract the alias pointer type.
11457 2016-04-05 Richard Biener <rguenther@suse.de>
11459 * dse.c (struct store_info): Remove alias_set member.
11460 (struct read_info_type): Likewise.
11461 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
11462 spill_deleted, clear_alias_set_lookup): Remove.
11463 (get_group_info): Remove dead base == NULL_RTX case.
11464 (dse_step0): Remove initialization of removed variables.
11465 (delete_dead_store_insn): Reomve alias set dumping.
11466 (free_read_records): Remove alias_set handling.
11467 (canon_address): Remove alias_set_out parameter.
11468 (record_store): Remove spill_alias_set, it's always zero.
11469 (check_mem_read_rtx): Likewise.
11470 (dse_step2): Rename from ...
11471 (dse_step2_nospill): ... this. Adjust.
11472 (scan_stores): Rename from ...
11473 (scan_stores_nospill): ... this.
11474 (scan_reads): Rename from ...
11475 (scan_reads_nospill): ... this.
11476 (scan_stores_spill, scan_reads_spill): Remove.
11477 (dse_step3_scan): Remove for_spills argument which is always false.
11478 (dse_step3): Likewise.
11479 (dse_step5): Rename from ...
11480 (dse_step5_nospill): ... this. Remove alias_set handling.
11481 (rest_of_handle_dse): Adjust.
11483 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11486 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
11487 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
11488 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
11489 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
11491 2016-04-05 Richard Biener <rguenther@suse.de>
11493 PR middle-end/70499
11494 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
11495 non-register type temporaries into SSA.
11497 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
11500 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
11501 calls when sanitizing.
11502 (possible_polymorphic_call_target_p): Fix formatting.
11504 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11505 Jakub Jelinek <jakub@redhat.com>
11507 PR middle-end/70457
11508 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
11509 to ensure a call statement is compatible with a built-in's
11511 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
11514 2016-04-04 Richard Biener <rguenther@suse.de>
11516 PR rtl-optimization/70484
11517 * rtl.h (canon_output_dependence): Declare.
11518 * alias.c (canon_output_dependence): New function.
11519 * dse.c (record_store): Use canon_output_dependence rather
11520 than canon_true_dependence.
11522 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11525 * cgraph.h (symtab_node::copy_visibility_from): New function.
11526 * symtab.c (symtab_node::copy_visibility_from): New function.
11527 * ipa-visibility.c (optimize_weakref): New function.
11528 (function_and_variable_visibility): Use it.
11530 2016-04-04 Martin Liska <mliska@suse.cz>
11533 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11534 value that is really in range handled by SBR instruction.
11535 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11536 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11537 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11539 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11543 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11544 set, but not for SP_REG operands.
11546 2016-04-02 Martin Sebor <msebor@redhat.com>
11549 * fold-const.c (maybe_nonzero_address): New function.
11550 (fold_comparison): Call it. Fold equality and relational
11551 expressions involving null pointers.
11552 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11554 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11556 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11557 the "Y" constraint (scalar FP 0.0 immediate).
11559 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11560 Add the "const_double" to the list of operand constraints.
11562 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11564 PR rtl-optimization/70467
11565 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11566 If low word of the last operand is 0, just emit addition/subtraction
11569 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11572 * config/s390/s390.c (s390_expand_insv): Check for everything
11573 constant instead of just VOIDmode stuff.
11575 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11578 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11580 2016-04-01 Nathan Sidwell <nathan@acm.org>
11582 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11584 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11586 PR rtl-optimization/70461
11587 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11590 2016-03-31 Martin Liska <mliska@suse.cz>
11593 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11594 a tree value or an immediate integer value to a buffer
11595 that is eventually copied to a BRIG section.
11596 (emit_immediate_operand): Call the function here.
11597 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11598 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11599 of class' fields that are removed.
11600 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11601 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11602 m_brig_repr_size fields.
11604 2016-03-31 Martin Liska <mliska@suse.cz>
11607 * hsa-gen.c (hsa_function_representation::update_dominance): New
11609 (convert_addr_to_flat_segment): Likewise.
11610 (gen_hsa_memory_set): New alignment argument.
11611 (gen_hsa_ctor_assignment): Likewise.
11612 (gen_hsa_insns_for_single_assignment): Provide alignment
11613 to gen_hsa_ctor_assignment.
11614 (gen_hsa_insns_for_direct_call): Add new argument.
11615 (expand_lhs_of_string_op): New function.
11616 (expand_string_operation_builtin): Likewise.
11617 (expand_memory_copy): New function.
11618 (expand_memory_set): New function.
11619 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11620 (convert_switch_statements): Change signature.
11621 (generate_hsa): Use a return value of the function.
11622 (pass_gen_hsail::execute): Do not call
11623 convert_switch_statements here.
11624 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11625 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11626 (hsa_function_representation::update_dominance): New function.
11628 2016-03-31 Martin Liska <mliska@suse.cz>
11631 * hsa-brig.c (emit_directive_variable): Emit alignment
11632 according to hsa_symbol::m_align.
11633 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11634 (dump_hsa_symbol): Dump alignment of HSA symbols.
11635 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11636 (gen_hsa_addr_with_align): New function.
11637 (hsa_bitmemref_alignment): Use newly added function.
11638 (gen_hsa_insns_for_load): Likewise.
11639 (gen_hsa_insns_for_store): Likewise.
11640 (gen_hsa_memory_copy): New argument added.
11641 (gen_hsa_insns_for_single_assignment): Respect
11642 alignment for assignments processed via gen_hsa_memory_copy.
11643 (gen_hsa_insns_for_direct_call): Likewise.
11644 (gen_hsa_insns_for_return): Likewise.
11645 (gen_function_def_parameters): Set default alignment.
11646 * hsa.c (hsa_object_alignment): New function.
11647 (hsa_byte_alignment): Pasted function.
11648 * hsa.h (hsa_symbol::m_align): New field.
11650 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11652 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11653 scratch field for goto case.
11655 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11657 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11659 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11662 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11663 (scalar_chain::convert_insn): Call convert_op for reg
11664 moves to handle undefined registers.
11666 2016-03-31 Nathan Sidwell <nathan@acm.org>
11669 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11670 Assert we don't want to move backwards.
11672 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11675 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11677 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11679 PR rtl-optimization/70460
11680 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11681 with operand from REG_LABEL_OPERAND, instead substitute
11682 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11683 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11685 2016-03-31 Martin Liska <mliska@suse.cz>
11687 * passes.c (execute_one_pass): Do not call
11688 todo_after for a discarded function.
11690 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11692 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11693 (no_cost, infinite_cost): Initialize the new field.
11694 (get_computation_cost_at): Record setup cost.
11695 (determine_use_iv_cost_address): Skip cost computation for sub
11696 uses if we can estimate it without losing accuracy.
11698 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11700 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11702 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11703 max_loop_iterations_int.
11704 (tree_unswitch_outer_loop): Likewise.
11705 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11706 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11708 2016-03-30 Richard Biener <rguenther@suse.de>
11710 PR middle-end/70450
11711 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11713 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11716 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11717 in gen_blendm expander.
11719 2016-03-30 Nick Clifton <nickc@redhat.com>
11722 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11723 case where we are already provided with an SImode SUBREG.
11725 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11728 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11729 conflict between DRAP register and __builtin_eh_return.
11731 2016-03-30 Michael Matz <matz@suse.de>
11732 Richard Biener <rguenther@suse.de>
11735 * ipa-polymorphic-call.c (struct type_change_info): Change
11736 speculative to an unsigned allowing to limit the work we do.
11737 (csftc_abort_walking_p): New inline function..
11738 (check_stmt_for_type_change): Limit the number of may-defs
11739 skipped for speculative devirtualization to
11740 max-speculative-devirt-maydefs.
11741 * params.def (max-speculative-devirt-maydefs): New param.
11742 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11744 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11747 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11750 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11752 PR tree-optimization/59124
11753 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11754 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11756 2016-03-29 Jeff Law <law@redhat.com>
11758 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11760 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11762 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11765 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11767 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11768 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11769 gcrt0.o if linking dynamically.
11771 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11774 * ipa-devirt.c (methods_equal_p): New function.
11775 (compare_virtual_tables): Use it.
11776 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11777 * cgraphclones.c (clone_function_name_1): Use
11778 symbol_table::symbol_suffix_separator.
11779 * coverage.c (build_var): Likewise.
11780 * symtab.c (symbol_table::symbol_suffix_separator): New.
11782 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11784 PR rtl-optimization/70429
11785 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11786 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11787 mode != result_mode.
11790 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11792 PR tree-optimization/70405
11793 * ssa-iterators.h (num_imm_uses): Add missing braces.
11795 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11797 PR rtl-optimization/68695
11798 * ira-color.c (allocno_copy_cost_saving): New.
11799 (improve_allocation): Use it.
11801 2016-03-29 Richard Henderson <rth@redhat.com>
11803 PR middle-end/70355
11804 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11806 2016-03-29 Richard Biener <rguenther@suse.de>
11808 PR middle-end/70424
11809 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11810 use alignment returned by get_pointer_alignment_1 if it is
11811 bigger than BITS_PER_UNIT.
11812 * builtins.c (get_pointer_alignment_1): Do not return true
11813 for alignment extracted from SSA info.
11815 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11817 * config/ft32/ft32.opt (mnodiv): New.
11818 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11819 * doc/invoke.texi (FT32 Options -mnodiv): New.
11821 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11824 * config/i386/i386.md (define_split, andn): Fix modes.
11826 2016-03-26 Richard Biener <rguenther@suse.de>
11827 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11830 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11832 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11833 as 2nd argument to cl_optimization_restore().
11835 2016-03-25 Richard Henderson <rth@redhat.com>
11838 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11839 * config/aarch64/aarch64-protos.h: Declare it.
11840 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11842 2016-03-25 Alan Modra <amodra@gmail.com>
11845 * config/rs6000/constraints.md (j): Simplify.
11846 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11848 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11849 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11850 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11851 in all constraint alternatives.
11852 (movtd_64bit_nodm): Delete "j" constraint alternative.
11854 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11856 * tree-ssa-propagate.c: Enhance docs for
11857 SSA_PROP_NOT_INTERESTING.
11859 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11861 * doc/extend.texi: Fix typo in documentation to pure attribute.
11863 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11866 * config/pa/pa.md (bswapdi2): Use a scratch register.
11868 2016-03-24 Richard Henderson <rth@redhat.com>
11870 PR middle-end/69845
11871 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11874 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11876 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11877 using ix86_expand_binary_operator instead of gen_andsi3.
11879 2016-03-24 Richard Biener <rguenther@suse.de>
11881 PR tree-optimization/70396
11882 * tree-vect-stmts.c (vectorizable_comparison): Use
11883 get_vectype_for_scalar_type.
11885 2016-03-24 Richard Biener <rguenther@suse.de>
11887 PR middle-end/70370
11888 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11889 with register bases.
11891 2016-03-24 Richard Biener <rguenther@suse.de>
11893 PR tree-optimization/70372
11894 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11895 build_all_ones_cst to also handle vector types correctly.
11897 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11900 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11903 2016-03-23 Marek Polacek <polacek@redhat.com>
11906 * doc/invoke.texi: Document -Wignored-attributes.
11908 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11910 PR tree-optimization/69042
11911 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11912 parameter from 30 to 40.
11914 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11916 PR tree-optimization/69042
11917 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11918 for use with constant offset stripped in base.
11920 2016-03-23 Richard Biener <rguenther@suse.de>
11922 PR middle-end/70251
11923 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11924 mode compatibility check.
11925 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11927 2016-03-23 Jeff Law <law@redhat.com>
11929 PR tree-optimization/64058
11930 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11932 (struct ssa_conflicts): Move up earlier in the file.
11933 (conflicts_, var_map_): New static variables.
11934 (initialize_conflict_count): New function to initialize the
11935 CONFLICT_COUNT field for each conflict pair.
11936 (compare_pairs): Lazily initialize the conflict count and use it
11937 as the first tie-breaker.
11938 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11939 and wipe conflicts_ and map_ around the call to qsort. Remove
11940 special case for 2 coalesce pairs.
11941 * bitmap.c (bitmap_count_unique_bits): New function.
11942 (bitmap_count_bits_in_word): New function, extracted from
11944 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11945 * bitmap.h (bitmap_count_unique_bits): Declare it.
11947 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11950 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11951 transparent alias chain for decl assembler name.
11952 * config/sol2.c (solaris_assemble_visibility): Likewise.
11954 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11956 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11958 (v10_fdivs): Likewise.
11959 (v10_fdivd): Likewise.
11961 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11964 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11965 to not call fclose twice on file.
11967 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11969 PR tree-optimization/70354
11970 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11971 oprnd0 is wider than oprnd1 and there is a cast from the wider
11972 type to oprnd1, mask it with the mask of the narrower type.
11975 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11976 Optimize TARGET_STV splitters, if high or low word of last argument
11979 2016-03-22 Jeff Law <law@redhat.com>
11982 tree-ssa-threadbackward.c
11983 (fsm_find_control_statement_thread_paths): Correctly distinguish
11984 between old style jump threads vs FSM jump threads.
11986 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11989 * config/i386/i386.c (scalar_chain::convert_op): Support
11990 uninitialized register usage case.
11992 2016-03-22 Richard Biener <rguenther@suse.de>
11994 PR middle-end/70251
11995 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11997 (capture::gen_transform): ... to change behavior when substituting
11998 a condition into cond or not-cond expr context.
11999 (dt_simplify::gen_1): Adjust.
12000 * gimple-match-head.c: Include gimplify.h for unshare_expr.
12001 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
12002 last change and instead change to
12003 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
12004 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12006 2016-03-22 Anthony Green <green@moxielogic.com>
12008 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
12009 issue for moxiebox targets.
12010 (CC1PLUS_SPEC): Ditto.
12012 2016-03-22 Richard Biener <rguenther@suse.de>
12014 PR middle-end/70333
12015 * fold-const.c (extract_muldiv_1): Properly perform multiplication
12018 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12020 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
12022 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12025 * config/i386/i386.c (def_builtin): Handle
12026 OPTION_MASK_ISA_AVX512VL to be and-ed with other
12028 (const struct builtin_description bdesc_special_args[]):
12029 Remove duplicate ISA bits.
12031 2016-03-22 Jakub Jelinek <jakub@redhat.com>
12034 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
12035 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
12036 in a way that works also for AVX512BW.
12039 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
12040 instead of source if operands[1] is xmm16 and above and
12041 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
12042 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
12045 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
12046 on assign if (*from_p) is a comparison, set it to
12047 TREE_NO_WARNING (*from_p).
12049 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12051 PR middle-end/70326
12052 * lra.c (restore_scratches): Ignore deleted insns.
12054 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
12055 Jakub Jelinek <jakub@redhat.com>
12057 PR tree-optimization/70317
12058 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
12061 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
12064 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
12065 of ix86_expand_move.
12067 (movti): Use general_operand for operand 1 predicate.
12069 2016-03-21 Martin Liska <mliska@suse.cz>
12071 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
12073 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
12075 2016-03-21 Martin Liska <mliska@suse.cz>
12078 * ipa-icf.c (sem_function::parse): Skip static
12079 constructors and destructors.
12081 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12084 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
12085 function-like macro, peek following token(s) if it is followed
12086 by CPP_OPEN_PAREN token with optional padding in between, and
12087 if not, don't treat it like a macro.
12089 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
12090 Alexander Monakov <amonakov@ispras.ru>
12092 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
12093 for the stabs debug format.
12095 2016-03-21 Richard Biener <rguenther@suse.de>
12097 PR tree-optimization/70310
12098 * tree-vect-generic.c (expand_vector_condition): Fold the built
12101 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
12104 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
12105 Block third alternative for AVX-512VL target,
12107 2016-03-21 Martin Liska <mliska@suse.cz>
12110 * hsa-brig.c (emit_function_directives): Mark unemitted
12111 global variables for emission.
12112 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
12113 (get_symbol_for_decl): Likewise.
12114 * hsa.h (struct hsa_symbol): New flag.
12116 2016-03-21 Richard Biener <rguenther@suse.de>
12118 PR tree-optimization/70288
12119 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
12120 we do not estimate unsimplified all-constant conditionals or
12121 switches as optimized away.
12123 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
12125 PR rtl-optimization/69102
12126 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
12127 when we have a readonly dependency context.
12129 2016-03-18 Jeff Law <law@redhat.com>
12131 PR rtl-optimization/70263
12132 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
12133 (update_equiv_regs): When trying to move a store to after the insn
12134 that sets the source of the store, make sure the store occurs after
12135 the insn that sets the source of the store. When successful note
12136 the REG_EQUIV note created in the dump file.
12138 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
12139 Bernd Schmidt <bschmidt@redhat.com>
12141 * doc/extend.texi: Document more potential problems with basic asms.
12143 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
12145 PR rtl-optimization/70278
12146 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
12149 2016-03-18 Jason Merrill <jason@redhat.com>
12151 * calls.c (load_register_parameters): Fix zero size sibcall logic.
12153 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
12155 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
12156 values to 128b regs.
12158 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12160 PR tree-optimization/70252
12161 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
12162 boolean vector has a proper number of elements.
12163 (supportable_narrowing_operation): Likewise.
12165 2016-03-18 Tom de Vries <tom@codesourcery.com>
12168 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
12170 2016-03-18 Jakub Jelinek <jakub@redhat.com>
12172 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
12173 instead of replace_rtx for DEBUG_INSNs.
12175 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12177 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
12178 load type reservations.
12180 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
12183 * config/pa/constraints.md: Revert 2015-02-13 change. Use
12184 define_constraint for "Q" and "T" constraints.
12186 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
12188 Tweak the pipeline model for Exynos M1
12190 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
12193 2016-03-17 David Malcolm <dmalcolm@redhat.com>
12196 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
12197 where one or both locations aren't within a line_map.
12199 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
12202 * opts.c (finish_options): Don't set flag_pie to the default if
12203 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
12206 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
12208 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
12209 true as ALL_REGS argument to replace_rtx.
12211 2016-03-17 Richard Biener <rguenther@suse.de>
12214 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
12217 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12220 * rtl.h (replace_rtx): Add ALL_REGS argument.
12221 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
12222 equality and assert mode is the same, instead of just rtx pointer
12224 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
12225 true as ALL_REGS argument to replace_rtx.
12227 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
12229 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
12230 for boolean vector with vector mode only.
12231 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12233 2016-03-17 Nick Clifton <nickc@redhat.com>
12236 * config/rx/rx.c (rx_print_integer): Print negative constants in
12239 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12242 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
12244 2016-03-16 Richard Henderson <rth@redhat.com>
12245 Richard Biener <rguenth@suse.de>
12247 PR middle-end/70240
12248 PR middle-end/68215
12250 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
12251 first operand as is_gimple_condexpr.
12253 PR middle-end/70240
12254 PR middle-end/68215
12256 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
12257 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
12258 Do not gimplify the result.
12259 (do_unop): Adjust call to tree_vec_extract.
12260 (do_binop): Likewise.
12261 (do_compare): Likewise.
12262 (do_plus_minus): Likewise.
12263 (do_negate): Likewise.
12264 (expand_vector_condition): Likewise.
12265 (do_cond): Likewise.
12267 2016-03-16 Richard Henderson <rth@redhat.com>
12270 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
12271 (aarch64_classify_address): Use it.
12272 (aarch64_legitimize_address): Force all subexpressions of PLUS
12273 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
12275 2016-03-16 Jakub Jelinek <jakub@redhat.com>
12276 Richard Biener <rguenth@suse.de>
12279 * rtlanal.c (replace_rtx): For REG, if from is a REG,
12280 return to even if only REGNO is equal, and assert
12283 2016-03-11 Jeff Law <law@redhat.com>
12285 PR rtl-optimization/70224
12286 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
12288 2016-03-16 Richard Henderson <rth@redhat.com>
12290 PR middle-end/70199
12291 * function.h (struct function): Add has_forced_label_in_static.
12292 * gimplify.c (force_labels_r): Set it.
12293 * lto-streamer-in.c (input_struct_function_base): Read it.
12294 * lto-streamer-out.c (output_struct_function_base): Write it.
12295 * tree-inline.c (has_label_address_in_static_1): Remove.
12296 (copy_forbidden): Remove fndecl parameter; test
12297 has_forced_label_in_static.
12298 (inline_forbidden_p): Update call to copy_forbidden.
12299 (tree_versionable_function_p): Likewise.
12300 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
12301 (chkp_versioning): Likewise.
12302 * tree-inline.h (copy_forbidden): Update decl.
12304 2016-03-16 Marek Polacek <polacek@redhat.com>
12307 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
12308 function being thunked if the result type doesn't have fixed size.
12309 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
12310 doesn't have fixed size.
12312 2016-03-16 Bin Cheng <bin.cheng@arm.com>
12314 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
12315 reporting malformed loop nest.
12317 2016-03-16 Tom de Vries <tom@codesourcery.com>
12320 * ipa-devirt.c (possible_polymorphic_call_targets): Move
12321 nodes.length () == 1 test to before first nodes[0] access.
12323 2016-03-16 Tom de Vries <tom@codesourcery.com>
12325 PR tree-optimization/68715
12326 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
12327 single_pred_p test.
12329 2016-03-16 Tom de Vries <tom@codesourcery.com>
12331 PR tree-optimization/68809
12332 * graphite-scop-detection.c (same_close_phi_node): Test if result types
12335 2016-03-16 Carlos O'Donell <carlos@redhat.com>
12336 Sandra Loosemore <sandra@codesourcery.com>
12338 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
12339 on leaf attribute. Mention ELF interposition problems.
12341 2016-03-16 Alan Modra <amodra@gmail.com>
12343 PR rtl-optimization/69195
12344 PR rtl-optimization/47992
12345 * ira.c (indirect_jump_optimize): Ignore artificial defs.
12348 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
12351 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
12353 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12355 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
12357 2016-03-15 Jakub Jelinek <jakub@redhat.com>
12359 PR rtl-optimization/70222
12360 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
12361 optimization if mode is different from result_mode, queue up masking
12362 of the result in outer_op. Formatting fix.
12364 PR middle-end/70239
12365 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
12368 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12370 PR rtl-optimization/69032
12371 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
12372 looping backwards over basic block insns.
12374 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12377 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
12378 to non-speculative when propagating trap bits.
12380 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12382 PR rtl-optimization/63384
12383 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
12384 DEBUG_INSN_P insns.
12386 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12389 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
12390 factored out from ...
12391 (sched_analyze_insn): ... here.
12392 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
12393 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
12394 get_implicit_reg_pending_clobbers in it.
12395 (setup_id_reg_sets): Use setup_id_implicit_regs.
12396 (deps_init_id): Ditto.
12398 2016-03-15 Tom de Vries <tom@codesourcery.com>
12401 * cgraph.c (cgraph_node::get_body): Save, reset and restore
12403 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
12404 execute_function_dump.
12405 (execute_one_pass): Don't dump function if it will be dumped after ipa
12408 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
12410 * genrecog.c (match_pattern_2): If pred is NULL don't call
12411 safe_predicate_mode on it.
12413 2016-03-14 Jakub Jelinek <jakub@redhat.com>
12415 PR middle-end/70219
12416 * lra-constraints.c (delete_move_and_clobber): Change assertion
12417 to also allow dregno == 0.
12419 2016-03-14 Richard Henderson <rth@redhat.com>
12422 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
12423 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
12424 (reassociate_bb): Use optimize_vec_cond_expr; avoid
12425 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
12428 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
12431 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
12433 (lra_create_live_ranges_1): initialize hard register biggest_mode to
12435 * lra-constraints.c (split_reg): For hard regs, try to find the
12436 biggest single-register mode used in the function.
12438 2016-03-14 Richard Biener <rguenther@suse.de>
12440 PR tree-optimization/56365
12441 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
12442 constants to compare against.
12444 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
12447 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12448 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
12449 (define_split for the GPR case): Use int_reg_operand instead of
12450 gpc_reg_operand for the output.
12452 2016-03-14 Tom de Vries <tom@codesourcery.com>
12454 PR tree-optimization/70045
12455 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
12456 create_empty_if_region_on_edge argument.
12458 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
12460 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
12461 (STACK_CHECK_PROTECT): Likewise.
12462 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12463 (STACK_CHECK_PROTECT): Likewise.
12464 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12465 (STACK_CHECK_PROTECT): Likewise.
12466 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
12467 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
12468 (STACK_CHECK_PROTECT): Likewise.
12470 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
12472 PR rtl-optimization/69307
12473 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
12474 registers in modes that span more than one register.
12476 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
12479 * lra-constraints.c (delete_move_and_clobber): New.
12480 (remove_inheritance_pseudos): Use it.
12482 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
12485 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
12486 the libcall is LCT_THROW.
12487 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
12488 for the checking routine.
12490 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12493 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
12494 optimization if we have direct move.
12495 (roundu32<mode>2_fprs): Likewise.
12497 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
12500 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
12502 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
12503 Arguments swapped. All callers changed. Take reg_renumber into
12504 account, and Calculate and compare register ranges for hard regs.
12506 2016-03-11 Jeff Law <law@redhat.com>
12508 PR tree-optimization/70190
12509 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12510 Handle cases where we can not extract the taken edge, even though we
12511 found a constant value.
12513 PR tree-optimization/64058
12514 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
12515 (num_coalesce_pairs): Move up earlier in file.
12516 (find_coalesce_pair): Initialize the INDEX field for each pair
12518 (compare_pairs): No longer sort on the elements in each pair.
12519 Instead break ties with the index of the coalesce pair.
12521 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12524 * config/aarch64/aarch64-protos.h
12525 (aarch64_save_restore_target_globals): New prototype.
12526 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
12527 Call the above when popping pragma.
12528 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
12530 (aarch64_set_current_function): Rewrite using the above.
12532 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12534 PR tree-optimization/70177
12535 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12536 (extract_ops_from_tree): ... this. In the 2 argument
12537 overload remove _1 suffix.
12538 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12539 (extract_ops_from_tree): ... this.
12540 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12542 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12543 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12544 extract_ops_from_tree instead of 2 operand one.
12546 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12548 PR tree-optimization/70013
12549 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12550 for constant-pool entries.
12552 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12554 PR rtl-optimization/70174
12555 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12556 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12558 PR tree-optimization/70169
12559 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12560 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12563 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12564 Jakub Jelinek <jakub@redhat.com>
12567 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12568 of uninitialized values.
12570 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12572 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12574 ("*trunctddd2"): New pattern definition.
12575 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12578 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12580 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12581 definitions for BFP and DFP rounding modes.
12582 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12583 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12584 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12585 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12588 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12590 * config/s390/constraints.md: Adjust comment.
12591 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12592 s390_decompose_addrstyle_without_index.
12593 * config/s390/predicates.md (shift_count_or_setmem_operand):
12594 Rename to setmem_operand.
12595 * config/s390/s390-protos.h
12596 (s390_decompose_shift_count): Rename to
12597 s390_decompose_addrstyle_without_index.
12598 * config/s390/s390.c (s390_decompose_shift_count)
12599 (s390_mem_constraint, print_shift_count_operand)
12600 (print_operand_address, print_operand): Rename
12601 s390_decompose_shift_count to
12602 s390_decompose_addrstyle_without_index and rename
12603 print_shift_count_operand to print_addrstyle_operand troughout the
12605 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12606 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12607 Rename shift_count_or_setmem_operand to setmem_operand.
12608 * config/s390/vx-builtins.md ("vec_insert<mode>")
12609 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12612 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12615 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12616 Handle overlapping retval and newval.
12618 2016-03-10 Nick Clifton <nickc@redhat.com>
12621 * config/aarch64/aarch64.c
12622 (aarch64_override_options_after_change_1): When forcing
12623 flag_omit_frame_pointer to be true, use a special value that can
12624 be detected if this function is called again, thus preventing
12625 flag_omit_leaf_frame_pointer from being forced to be false.
12627 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12629 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12630 Set x_flag_omit_leaf_frame_pointer when handling
12631 -momit-leaf-frame-pointer.
12633 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12636 * cgraph.c (cgraph_node::dump): Dump split_part and
12637 indirect_call_target.
12638 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12639 * ipa.c (has_addr_references_p): Cleanup.
12640 (is_indirect_call_target_p): New.
12641 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12642 called indirectly as local.
12643 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12645 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12648 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12649 on cxa_pure_virtual.
12651 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12654 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12656 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12659 * tree.c (need_assembler_name_p): Only record main variant type names.
12661 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12664 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12665 Always define to 0 or 1.
12666 (TARGET_FIX_ERR_A53_843419): New macro.
12667 * config/aarch64/aarch64-elf-raw.h
12668 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12669 * config/aarch64/aarch64-linux.h: Likewise.
12670 * config/aarch64/aarch64.c
12671 (aarch64_override_options_after_change_1): Do not default
12672 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12674 (aarch64_attributes): Handle fix-cortex-a53-843419.
12675 (aarch64_can_inline_p): Likewise.
12676 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12678 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12679 Jakub Jelinek <jakub@redhat.com>
12681 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12682 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12683 DECL_COMMONS if flag_unconstrained_commons is set.
12684 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12685 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12686 (funconstrained-commons): Document.
12688 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12690 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12691 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12693 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12695 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12696 has a proper number of elements.
12698 2016-03-10 Alan Modra <amodra@gmail.com>
12700 PR rtl-optimization/69195
12701 PR rtl-optimization/47992
12702 * ira.c (recorded_label_ref): Delete.
12703 (update_equiv_regs): Return void.
12704 (indirect_jump_optimize): New function.
12705 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12706 before regstat_compute_ri. Don't rebuild_jump_labels here.
12707 Delete update_regstat.
12709 2016-03-10 Richard Biener <rguenther@suse.de>
12711 PR tree-optimization/70128
12712 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12713 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12715 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12717 PR tree-optimization/70152
12718 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12719 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12722 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12723 instead of gen_sse2_loadlpd.
12724 * config/i386/sse.md (*vec_concatv2df): Rename to...
12725 (vec_concatv2df): ... this.
12727 PR tree-optimization/70127
12728 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12730 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12734 * diagnostic-show-locus.c (compatible_locations_p): New function.
12735 (layout::layout): Sanitize ranges using compatible_locations_p.
12737 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12741 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12742 location_range param with three const expanded_locations * and a
12744 (layout::layout): Replace call to
12745 rich_location::lazily_expand_location with get_expanded_location.
12746 Extract the range and perform location expansion here, passing
12747 the results to the layout_range ctor.
12748 * diagnostic.c (source_range::debug): Delete.
12749 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12750 of rich_location::get_expanded_location.
12751 * gcc-rich-location.c (get_range_for_expr): Delete.
12752 (gcc_rich_location::add_expr): Reimplement to avoid the
12753 rich_location::add_range overload that took a location_range,
12754 passing a location_t instead.
12756 2016-03-09 Richard Biener <rguenther@suse.de>
12757 Jakub Jelinek <jakub@redhat.com>
12759 PR tree-optimization/70138
12760 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12761 Also skip vect_double_reduction_def.
12763 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12766 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12767 if the operand is "m".
12769 2016-03-09 Nathan Sidwell <nathan@acm.org>
12771 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12773 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12775 * config/i386/i386.c (processor_target_table): Fix cost table
12776 intialization order for znver1.
12778 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12780 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12781 - becuase -> because.
12782 * ipa-reference.c (ignore_module_statics): Likewise.
12783 * cgraph.c (cgraph_node::get_body): Likewise.
12784 * ipa-inline.c (early_inliner): Likewise.
12785 * ipa-devirt.c (types_same_for_odr): Likewise.
12786 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12787 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12789 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12791 * tree-ssa-math-opts.c: Fix typo in comment.
12793 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12796 * config/i386/i386.c (scalar_chain::make_vector_copies,
12797 scalar_chain::convert_reg): Call end_sequence in between
12798 get_insns and emit_conversion_insns rather than after both
12801 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12804 * config/i386/i386.h (machine_function): Add
12805 pc_thunk_call_expanded flag.
12806 (ix86_pc_thunk_call_expanded): New define.
12807 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12808 (*set_got): Rename insn pattern from set_got.
12809 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12810 * config/i386/i386.c (ix86_compute_frame_layout): Use
12811 ix86_pc_thunk_call_expanded to prevent red-zone.
12813 2016-03-07 Martin Jambor <mjambor@suse.cz>
12815 * hsa.h (hsa_get_ctor_statements): Declare.
12816 (hsa_get_dtor_statements): Likewise.
12817 (hsa_get_kernel_dispatch_type): Likewise.
12818 * hsa.c (hsa_get_ctor_statements): New function.
12819 (hsa_get_dtor_statements): Likewise.
12820 (hsa_get_kernel_dispatch_type): Likewise.
12821 * hsa-brig.c (hsa_cdtor_statements): Removed.
12822 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12823 hsa_get_dtor_statements.
12824 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12825 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12827 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12829 * config/arm/arm-cores.def (cortex-r8): New.
12830 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12831 * config/arm/arm-tune.md: Likewise.
12832 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12834 2016-03-07 Martin Sebor <msebor@redhat.com>
12836 PR rtl-optimization/19705
12837 * doc/invoke.texi (Options That Control Optimization): Clarify
12838 -fno-branch-count-reg.
12840 2016-02-26 Richard Biener <rguenther@suse.de>
12841 Jeff Law <law@redhat.com>
12843 PR tree-optimization/69740
12844 * cfghooks.c (remove_edge): Request loop fixups if we delete
12845 an edge that might turn an irreducible loop into a natural
12847 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12848 Move after definition of loops_state_clear.
12850 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12852 PR rtl-optimization/69052
12853 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12856 2016-03-07 Tom de Vries <tom@codesourcery.com>
12858 PR tree-optimization/70116
12859 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12860 is_tm_ending stmts and ubsan/asan internal functions.
12861 (find_duplicate): Use it. Don't test is_tm_ending here.
12863 2016-03-07 Richard Biener <rguenther@suse.de>
12865 PR tree-optimization/70115
12866 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12867 (propagate_constants_for_unrolling): Use replace_uses_by.
12869 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12871 PR middle-end/69916
12872 * omp-low.c (struct oacc_loop): Add ifns.
12873 (new_oacc_loop_raw): Initialize it.
12874 (finish_oacc_loop): Clear mask & flags if no ifns.
12875 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12876 (oacc_loop_xform_loop): Add ifns arg & adjust.
12877 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12879 2016-03-07 Richard Henderson <rth@redhat.com>
12882 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12883 (insert_value_copy_on_edge): Likewise.
12885 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12887 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12889 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12892 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12894 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12896 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12898 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12900 Fix sseimul type attribute.
12901 * config/i386/znver1.md
12902 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12903 znver1_sseimul_avx256_load) : Fix the type attribute.
12904 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12905 pipe usage and latency.
12907 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12910 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12911 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12914 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12917 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12919 PR rtl-optimization/69941
12920 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12921 the reg share its mode.
12923 2016-03-04 Jeff Law <law@redhat.com>
12925 PR tree-optimization/69196
12926 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12927 If the both SSA_NAMEs are anonymous, then consider them unassociated
12928 and include the PHI in the statement count.
12930 2016-03-05 Tom de Vries <tom@codesourcery.com>
12932 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12933 construct in oacc routine. Check for oacc region in oacc routine.
12935 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12938 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12939 2016-02-22 changes, instead don't recurse if RECUR is already true.
12940 Don't change *dynamic_check if RECUR. Adjust recursive caller
12941 to pass true to the new argument.
12942 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12945 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12946 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12948 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12950 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12952 PR rtl-optimization/57676
12953 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12954 with flag_checking.
12956 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12958 * tree-vect-patterns.c (search_type_for_mask): Handle
12959 comparison of booleans.
12961 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12963 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12967 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12968 all other ops that have dw_val_class_die_ref operands,
12969 and DW_OP_GNU_entry_value.
12971 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12973 PR rtl-optimization/69904
12974 * config/arm/arm.c (arm_cannot_copy_insn_p):
12975 Return true for load-exclusive instructions.
12977 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12980 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12981 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12982 the pattern no matter if it is used just by non-pattern, pattern
12984 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12985 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12986 oprnd1 def_stmt is in pattern, don't look through it.
12988 2016-03-03 Marek Polacek <polacek@redhat.com>
12990 PR middle-end/70050
12991 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12993 2016-03-03 Martin Liska <mliska@suse.cz>
12995 PR tree-optimization/70043
12996 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12997 previous statement if we see a debug statement.
12999 2016-03-03 Richard Biener <rguenther@suse.de>
13001 PR tree-optimization/55936
13002 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
13003 parameter and guard unsafe equivalence use.
13004 (vrp_evaluate_conditional_warnv_with_ops): Always use
13005 safe equivalences but not via the quadratic compare_names
13008 2016-03-03 Michael Collison <michael.collison@linaro.org>
13011 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
13012 for operand 1 to s_register_operand. Change predicate for operand
13013 2 to arm_not_immediate_operand.
13015 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
13017 * doc/tm.texi: Regenerated.
13019 2016-03-02 Richard Henderson <rth@redhat.com>
13022 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
13023 simplification when all args are positive non-fixed registers.
13025 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13027 * target.def (lra_p): Specify that new ports should use LRA.
13029 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13032 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
13033 gimplify_type_sizes the type they refer to.
13034 (omp_notice_variable): Handle reference vars to VLAs.
13035 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
13036 reference to VLA decls in the second pass instead of first pass.
13038 2016-03-02 Tom de Vries <tom@codesourcery.com>
13040 PR tree-optimization/68659
13041 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
13042 new_expr == NULL_TREE.
13043 (get_new_name): Handle ADDR_EXPR.
13045 2016-03-02 Bin Cheng <bin.cheng@arm.com>
13047 PR rtl-optimization/69052
13048 * loop-invariant.c (canonicalize_address): New function.
13049 (inv_can_prop_to_addr_use): Check validity of address expression
13050 which is canonicalized by above function.
13052 2016-03-02 Alan Modra <amodra@gmail.com>
13055 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
13058 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13061 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
13062 (*movhi_internal): Put mask moves from and to memory separately
13063 from moves from/to GPRs.
13065 2016-03-02 Richard Biener <rguenther@suse.de>
13067 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
13068 GENERIC expressions in GIMPLE.
13070 2016-03-02 Richard Biener <rguenther@suse.de>
13072 * config/i386/i386.c (type_natural_mode): Fix typo.
13074 2016-03-02 Nick Clifton <nickc@redhat.com>
13076 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
13078 2016-03-02 Richard Biener <rguenther@suse.de>
13079 Uros Bizjak <ubizjak@gmail.com>
13082 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
13084 2016-03-02 Richard Biener <rguenther@suse.de>
13086 PR middle-end/67278
13087 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
13089 2016-03-02 Marek Polacek <polacek@redhat.com>
13092 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
13093 "is promoted to" warning.
13095 2016-03-01 DJ Delorie <dj@redhat.com>
13097 * config.gcc: Deprecate mep-*.
13099 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
13101 PR middle-end/70025
13102 * lra-constraints.c (regno_val_use_in): New.
13103 (match_reload): Use it instead of regno_use_in.
13105 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13107 PR rtl-optimization/70007
13108 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
13109 references present in REG_EQUAL notes attached to non-SET patterns.
13111 2016-03-01 Jeff Law <law@redhat.com>
13113 PR tree-optimization/69196
13114 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13115 Appropriately clamp the number of statements to copy when the
13116 thread path does not traverse a loop backedge.
13118 PR tree-optimization/69196
13119 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13120 Do count some PHIs in the thread path against the insn count. Decrease
13121 final statement count by one as the control statement in the last
13122 block will get removed. Remove special cased code for handling PHIs
13125 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
13128 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
13129 asm dialect alternatives to explicit GOTPCREL calls.
13131 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13134 * ira.c (do_reload): Issue warning for generic stack checking here...
13135 * reload1.c (reload): ...instead of here and streamline it.
13137 2016-03-01 Nick Clifton <nickc@redhat.com>
13139 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
13141 2016-03-01 Richard Biener <rguenther@suse.de>
13143 PR tree-optimization/69983
13144 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
13145 types and fall back to operand_equal_p.
13147 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13150 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13152 * config/s390/constraints.md ("jm8"): New constraint.
13153 * config/s390/predicates.md ("const_int_8bitset_operand"): New
13155 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
13157 ("*setmem_long<setmem_and>"): New pattern.
13158 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
13160 ("*setmem_long_31z<setmem_and>"): New pattern.
13161 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
13162 New substitution rules with the required attributes.
13165 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13168 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13170 * gensupport.c (process_substs_on_one_elem): Split loop to
13171 complete mark_operands_used_in_match_dup on all expressions in the
13173 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13174 and remove function.
13176 2016-03-01 Richard Biener <rguenther@suse.de>
13178 PR middle-end/70022
13179 * fold-const.c (fold_indirect_ref_1): Fix range checking for
13180 vector BIT_FIELD_REF extract.
13182 2016-03-01 Richard Biener <rguenther@suse.de>
13184 PR tree-optimization/69994
13185 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
13187 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
13189 PR tree-optimization/69956
13190 * tree-vect-stmts.c (supportable_widening_operation): Support
13191 multi-step conversion of boolean vectors.
13192 (supportable_narrowing_operation): Likewise.
13194 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13196 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
13199 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13201 * config/s390/subst.md (DSI_VI): New mode iterator.
13202 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
13203 * config/s390/vector.md ("vec_set<mode>"): Move expander before
13204 the insn definition.
13205 ("*vec_set<mode>"): Change predicate and add alternative to
13206 support only either register or const_int operands as element
13208 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
13210 ("vec_extract<mode>"): New expander.
13211 ("*vec_extract<mode>"): New insn definition supporting reg and
13212 const_int element selectors.
13213 ("*vec_extract<mode>_plus"): New insn definition supporting
13214 reg+const_int element selectors.
13215 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
13216 following expander+insn definition.
13217 ("<vec_shifts_name><mode>3"): New expander.
13218 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
13220 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13222 * config/s390/s390.md ("*tabort_1"): Change predicate to
13223 nonmemory_operand. Add a second alternative to cover
13224 register as well as const int operands.
13225 ("*tabort_1_plus"): New pattern definition.
13227 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13229 * config/s390/s390.md ("*ashrdi3_cc_31")
13230 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
13231 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
13232 Merge insn definitions into ...
13233 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13234 New pattern definition.
13235 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
13236 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
13237 ("*ashr<mode>3_and"): Merge insn definitions into ...
13238 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13239 New pattern definition.
13240 * config/s390/subst.md ("addr_style_op_cc_subst")
13241 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
13242 substitutions patterns plus attributes.
13243 Add ashiftrt to SUBST iterator.
13245 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13247 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
13248 op2 to nonmemory_operand.
13249 ("*<shift>di3_31", "*<shift>di3_31_and"):
13250 Merge into single pattern definition ...
13251 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
13252 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
13253 pattern definition ...
13254 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
13255 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
13258 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13260 * config/s390/predicates.md (const_int_6bitset_operand): New
13262 * config/s390/s390.md: Include subst.md.
13263 ("rotl<mode>3"): New expander.
13264 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
13266 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
13267 * config/s390/subst.md: New file.
13269 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13271 * config/s390/s390.md ("op_type", "atype", "length" attributes):
13272 Remove RRR type. It doesn't really exist.
13273 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
13275 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
13276 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
13277 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
13278 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
13279 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
13280 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
13281 `enabled' attribute.
13283 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13285 * gensupport.c (process_substs_on_one_elem): Split loop to
13286 complete mark_operands_used_in_match_dup on all expressions in the
13288 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13289 and remove function.
13291 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13294 * config/sparc/sparc.c (NWORDS_UP): Rename to...
13295 (CEIL_NWORDS): ...this. Use CEIL macro.
13296 (compute_fp_layout): Adjust to above renaming.
13297 (function_arg_union_value): Likewise.
13298 (sparc_arg_partial_bytes): Likewise.
13299 (sparc_function_arg_advance): Likewise.
13301 2016-02-29 Jeff Law <law@redhat.com>
13303 PR tree-optimization/70005
13304 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
13305 where an object with a boolean range is compared against a value
13308 PR tree-optimization/69999
13309 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
13310 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
13313 2016-02-29 Richard Biener <rguenther@suse.de>
13315 PR tree-optimization/69994
13316 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
13317 (get_unary_op): Look through nop conversions.
13318 (ops_equal_values_p): New function, look for equality diregarding
13320 (eliminate_plus_minus_pair): Use ops_equal_values_p
13321 (repropagate_negates): Do not use get_unary_op here.
13323 2016-02-29 Martin Liska <mliska@suse.cz>
13325 * system.h: Poison ENABLE_CHECKING macro.
13327 2016-02-29 Martin Liska <mliska@suse.cz>
13329 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
13330 is presented in dump flags.
13331 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13332 (hsa_regalloc): Likewise.
13334 2016-02-19 Richard Biener <rguenther@suse.de>
13336 PR tree-optimization/69980
13337 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
13338 permutation of those we need to keep.
13340 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13343 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
13344 (NWORDS_UP): ...this
13345 (init_cumulative_args): Minor tweaks.
13346 (sparc_promote_function_mode): Likewise.
13347 (scan_record_type): Delete.
13348 (traverse_record_type): New function template.
13349 (classify_data_t): New structure type.
13350 (classify_registers): New inline function.
13351 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
13352 exhausted. Instantiate traverse_record_type on classify_registers and
13353 deal with the case of a structure passed in slot #15 with no FP field
13355 (assign_data_t): New structure type.
13356 (compute_int_layout): New static function.
13357 (compute_fp_layout): Likewise.
13358 (count_registers): New inline function.
13359 (assign_int_registers): New static function.
13360 (assign_fp_registers): Likewise.
13361 (assign_registers): New inline function.
13362 (function_arg_record_value_1): Delete.
13363 (function_arg_record_value_2): Likewise.
13364 (function_arg_record_value_3): Likewise.
13365 (function_arg_record_value): Adjust to above changes. Instantiate
13366 traverse_record_type on count_registers to first count the number of
13367 registers to be used and then on assign_registers to assign them.
13368 (function_arg_union_value): Adjust to above renaming.
13369 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
13370 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
13371 case of a structure passed in slot #15
13372 (sparc_function_arg_advance): Likewise.
13373 (function_arg_padding): Minor tweak.
13375 2016-02-29 Richard Biener <rguenther@suse.de>
13377 PR tree-optimization/69720
13378 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
13379 the adjustment_def path for possibly vectorized defs.
13380 (vect_create_epilog_for_reduction): Handle vectorized initial
13383 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
13385 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
13387 2016-02-27 Jeff Law <law@redhat.com>
13390 2016-02-26 Richard Biener <rguenther@suse.de>
13391 Jeff Law <law@redhat.com>
13393 PR tree-optimization/69740
13394 * cfghooks.c (remove_edge): Request loop fixups if we delete
13395 an edge that might turn an irreducible loop into a natural
13398 2016-02-27 Jakub Jelinek <jakub@redhat.com>
13400 PR rtl-optimization/69896
13401 * tree-vect-generic.c (get_compute_type): Avoid single element
13404 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
13406 Rename the AArch64 tuning option and related functions to enable the
13407 Newton series for the reciprocal square root to reflect its
13408 approximative characteristic.
13410 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
13411 function to "aarch64_emit_approx_rsqrt".
13412 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
13413 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
13414 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
13415 (xgene1_tunings): Likewise.
13416 (use_rsqrt_p): Likewise.
13417 (aarch64_emit_swrsqrt): Use new function name.
13418 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
13419 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
13420 text explaining this option.
13421 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
13423 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13426 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
13427 complain about -mallow-movmisalign without -mvsx if
13428 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
13430 2016-02-26 Joel Sherrill <joel@rtems.org>
13432 * config.gcc: Add x86_64-*-rtems*.
13433 * config/i386/rtems-64.h: New file.
13435 2016-02-26 Joel Sherrill <joel@rtems.org>
13437 * config.gcc: Add aarch64-*-rtems*.
13438 * config/aarch64/rtems.h: New file.
13440 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
13443 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
13444 shift amount using %h. Add comment.
13446 2016-02-26 Richard Biener <rguenther@suse.de>
13447 Jeff Law <law@redhat.com>
13449 PR tree-optimization/69740
13450 * cfghooks.c (remove_edge): Request loop fixups if we delete
13451 an edge that might turn an irreducible loop into a natural
13454 2016-02-26 Martin Jambor <mjambor@suse.cz>
13456 PR middle-end/69920
13457 * tree-sra.c (sra_modify_assign): Do not remove loads of
13458 uninitialized aggregates to SSA_NAMEs.
13460 2016-02-26 Richard Henderson <rth@redhat.com>
13463 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
13464 pseudo in case the target rtx matches the source of the left
13467 2016-02-26 Martin Jambor <mjambor@suse.cz>
13470 * hsa.h (hsa_type_packed_p): Declare.
13471 * hsa.c (hsa_type_packed_p): New function.
13472 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
13474 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
13475 * hsa-brig.c (emit_basic_insn): Likewise.
13477 2016-02-26 Martin Jambor <mjambor@suse.cz>
13480 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
13482 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
13484 2016-02-26 Martin Jambor <mjambor@suse.cz>
13486 * hsa.h (is_a_helper): New overload for hsa_op_immed for
13487 hsa_op_with_type operands.
13488 (hsa_unsigned_type_for_type): Declare.
13489 * hsa.c (hsa_unsigned_type_for_type): New function.
13490 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
13491 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
13492 the finalizer. Do not emit extra move.
13494 2016-02-26 Martin Jambor <mjambor@suse.cz>
13496 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
13497 atomic operations in private segment.
13499 2016-02-26 Martin Jambor <mjambor@suse.cz>
13501 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
13502 statements to wi->info. Also disallow omp simd constructs.
13503 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
13504 for not gridifying. Dump special string for omp_for.
13506 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13509 * config/aarch64/aarch64.c (aarch64_set_current_function):
13510 Save/restore target globals when switching to
13511 target_option_default_node.
13513 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13516 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
13517 Return 0 if !SHIFT_COUNT_TRUNCATED.
13519 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13520 Eric Botcazou <ebotcazou@adacore.com>
13522 PR rtl-optimization/69891
13523 * dse.c (scan_insn): If we can't figure out memset arguments
13524 or they are non-constant, call clear_rhs_from_active_local_stores.
13526 2016-02-26 Martin Liska <mliska@suse.cz>
13528 * doc/extend.texi: Mention clog10, clog10f an clog10l
13529 in Builtins section.
13531 2016-02-26 Martin Liska <mliska@suse.cz>
13533 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13535 (resolve_args_picking_1): Likewise.
13536 * dwarf2out.h (struct GTY): Likewise.
13538 2016-02-26 Martin Liska <mliska@suse.cz>
13540 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13541 with flag_checking.
13542 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13544 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13545 Martin Liska <mliska@suse.cz>
13547 * doc/install.texi: Mention --enable-valgrind-annotations.
13549 2016-02-26 Richard Biener <rguenther@suse.de>
13551 PR tree-optimization/69551
13552 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13553 looking through aliases adjust DECL_PT_UID to refer to the
13554 ultimate alias target.
13556 2016-02-25 Martin Liska <mliska@suse.cz>
13558 PR middle-end/69919
13559 * alloc-pool.c (after_memory_report): New variable.
13560 * alloc-pool.h (base_pool_allocator ::release): Do not use
13561 the infrastructure if after_memory_report.
13562 * toplev.c (toplev::main): Mark after memory report.
13564 2016-02-25 Richard Biener <rguenther@suse.de>
13566 PR tree-optimization/48795
13567 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13569 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13572 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13573 offloading is enabled and -fopenacc or -fopenmp is specified.
13574 (CRTOFFLOADEND): Likewise.
13575 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13576 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13577 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13578 (offload_objects_file_name): New static var.
13579 (tool_cleanup): Remove offload_objects_file_name file.
13580 (find_offloadbeginend): Replace with ...
13581 (find_crtoffloadtable): ... this.
13582 (run_gcc): Remove offload_argc and offload_argv.
13583 Get offload_objects_file_name from -foffload-objects=... option.
13584 Read names of object files with offload from this file, pass them to
13585 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13586 don't pass offloadbegin and offloadend to the linker. Don't pass
13587 offload non-LTO files to the linker, because now they're not claimed.
13589 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13592 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13593 on builtin_unreachable.
13595 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13597 PR rtl-optimization/69896
13598 * regcprop.c: Include cfgrtl.h.
13599 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13600 than remembered mode, either delete it (if noop_move_p), or
13601 treat like copy_p but not noop_p instruction.
13603 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13606 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13607 - allow NULL decl for Fortran DW_TAG_common_block variables.
13609 2016-02-24 Jason Merrill <jason@redhat.com>
13611 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13613 2016-02-24 Richard Biener <rguenther@suse.de>
13614 Jakub Jelinek <jakub@redhat.com>
13616 PR middle-end/69760
13617 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13618 conditionally executed ops to well-defined overflow behavior.
13620 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13622 PR middle-end/69915
13623 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13626 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13628 PR rtl-optimization/69886
13629 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13630 argument. Use it when checking validity of set instructions.
13631 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13632 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13634 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13635 * store-motion.c (find_moveable_store): Update
13636 can_assign_to_reg_without_clobbers_p callsite.
13638 2016-02-24 Richard Biener <rguenther@suse.de>
13640 PR middle-end/68963
13641 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13643 (record_nonwrapping_iv): Do not fall back to the low/high bound
13644 for non-constant IV bases if the stmt is not always executed.
13646 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13648 * config/arm/arm-cores.def (cortex-a32): New entry.
13649 * config/arm/arm-tables.opt: Regenerate.
13650 * config/arm/arm-tune.md: Regenerate.
13651 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13652 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13653 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13654 for -mcpu and -mtune.
13656 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13659 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13660 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13661 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13662 (atomic_loaddi_1): Delete.
13663 (atomic_loaddi): Rewrite expander using the above changes.
13665 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13668 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13671 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13672 Richard Biener <rguenth@suse.de>
13674 PR middle-end/69909
13675 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13676 set_mem_attributes if tem is SSA_NAME which got expanded
13679 2016-02-24 Richard Biener <rguenther@suse.de>
13681 PR tree-optimization/69907
13682 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13683 end of permutations for BB vectorization.
13685 2016-02-24 Christian Bruel <christian.bruel@st.com>
13687 * config/arm/arm-c.c (arm_option_override): Initialize
13688 target_option_current_node.
13689 * config/arm/arm.c (arm_pragma_target_parse): Replace
13690 build_target_option_node call by target_option_current_node.
13691 Set target_option_current_node.
13694 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13697 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13698 define_insn_and_split to define_insn.
13699 (zero_extendqi<mode>2_dot2): Same.
13700 (extendqi<mode>2_dot): Same.
13701 (extendqi<mode>2_dot2): Same.
13703 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13705 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13706 and add bypass for AES{D,E} and AESMC pairs.
13707 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13710 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13712 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13713 series for reciprocal square root in Exynos M1.
13715 2016-02-23 Martin Sebor <msebor@redhat.com>
13718 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13719 __builtin_alloca_with_align.
13721 2016-02-23 Richard Henderson <rth@redhat.com>
13723 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13724 (ix86_register_pragmas): Remove __seg_tls.
13725 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13726 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13727 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13728 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13729 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13730 * doc/extend.texi (__seg_tls): Remove item.
13732 2016-02-23 Richard Biener <rguenther@suse.de>
13734 * alloc-pool.h (struct allocation_object): Make id member
13735 conditional on CHECKING_P again.
13736 (get_instance): Adjust.
13737 (base_pool_allocator): Likewise.
13739 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13741 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13742 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13744 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13746 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13748 2016-02-23 Richard Biener <rguenther@suse.de>
13750 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13751 * bitmap.h (struct bitmap_usage): Likewise.
13752 (bitmap_move): Declare.
13753 * bitmap.c (register_overhead): Take size_t argument.
13754 (bitmap_move): New function.
13755 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13756 to properly account overhead.
13757 * tree.c (free_node): Use tree_size.
13759 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13762 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13763 when inverting comparison.
13766 * common.opt (Wunreachable-code): Add Warning flag.
13768 2016-02-23 Mark Wielaard <mjw@redhat.com>
13769 Jakub Jelinek <jakub@redhat.com>
13772 * cgraphunit.c (check_global_declaration): Check main_input_filename
13773 and DECL_SOURCE_FILE are not NULL.
13775 2016-02-23 Martin Jambor <mjambor@suse.cz>
13777 PR tree-optimization/69666
13778 * tree-sra.c (sra_modify_assign): Do not attempt to create
13779 default_def replacements for unscalarizable regions.
13781 2016-02-20 Mark Wielaard <mjw@redhat.com>
13784 * cgraphunit.c (check_global_declaration): Check level of
13785 warn_unused_const_variable and main_input_filename.
13786 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13787 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13788 (-Wunused-const-variable): Explain levels 1 and 2.
13790 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13793 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13794 identical arguments. Formatting and spelling fixes.
13797 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13802 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13803 and m68k-devices.def.
13804 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13805 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13807 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13809 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13810 and HImode registers.
13812 2016-02-22 Richard Biener <rguenther@suse.de>
13814 PR tree-optimization/69882
13815 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13816 preserve permutations present because of gaps.
13817 (vect_supported_load_permutation_p): Always continue checking
13818 permutations after vect_attempt_slp_rearrange_stmts.
13820 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13822 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13823 min_profitable_estimate, rather than min_profitable_iters.
13825 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13828 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13829 SImode for last match_operand.
13831 2016-02-22 Martin Liska <mliska@suse.cz>
13833 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13834 return bitsize - 1 as the return value.
13836 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13840 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13841 Handle negative shift counts.
13842 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13843 force_reg on the shift constant.
13844 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13845 (lshrsi3_d): Handle negative shift counts.
13847 2016-02-22 Richard Biener <rguenther@suse.de>
13848 Tom de Vries <tom@codesourcery.com>
13850 * graph.c: Include dumpfile.h.
13851 (print_graph_cfg): Split into three overloads.
13852 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13854 2016-02-22 Tom de Vries <tom@codesourcery.com>
13856 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13859 2016-02-22 Richard Biener <rguenther@suse.de>
13862 * ipa-inline-transform.c (inline_call): When not updating
13863 overall summaries adjust self size by the growth estimate.
13864 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13865 hash-set, do not update overall summaries here. Renamed from ...
13866 (inline_to_all_callers): ... this which is now wrapping the
13867 above and performing delayed overall summary update.
13868 (early_inline_small_functions): Delay updating of the overall
13871 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13873 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13876 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13879 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13880 :%* in %:gt() argument.
13881 (greater_than_spec_func): Adjust for expecting only numbers,
13882 if there are more than two numbers, compare the last two.
13884 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13886 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13887 -Wnarrowing with -std.
13889 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13892 * expr.c (store_field): Don't use bit-field path if exp is
13893 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13894 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13895 and the assignment can be performed by bitwise copy. Formatting
13898 PR middle-end/69838
13899 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13900 call copy_reg_eh_region_note_forward on before and/or after sequences
13901 and remove note from insn if it no longer can throw.
13904 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13905 if TARGET_AVX512BW.
13907 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13909 * config/s390/vector.md: Add missing commutative operand markers
13910 to the patterns which qualify for one.
13911 * config/s390/vx-builtins.md: Likewise.
13913 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13915 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13916 types to mode iterators.
13917 (vec_double): ... and mode attribute.
13918 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13920 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13922 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13923 Change the predicate of op2 from nonimmediate to general and let
13924 reload fix it if necessary.
13926 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13928 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13930 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13932 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13935 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13937 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13938 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13939 * config/s390/s390.md ("movstr<P:mode>"): Call
13940 s390_expand_vec_movstr.
13942 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13944 * config/s390/s390.md: Add missing output modifier for operand 1
13945 to print it as address properly.
13947 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13949 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13950 * config/s390/2964.md: New file.
13951 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13952 of insn grouping attributes depending on the CPU level.
13953 (s390_get_unit_mask): New function.
13954 (s390_sched_score): Remove the OOO from the scheduling macros.
13955 Add loop to calculate a score for the instruction mix.
13956 (s390_sched_reorder): Likewise plus improve debug output.
13957 (s390_sched_variable_issue): Rename macros as above. Calculate
13958 the unit distances after actually scheduling an insn. Improve
13960 (s390_sched_init): Clear last_scheduled_unit_distance array.
13961 * config/s390/s390.md: Include 2964.md.
13963 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13966 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13967 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13968 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13969 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13970 *avx512f_<code>v8div16qi2_mask_1): New insns.
13972 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13975 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13978 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13979 earlyclobber from target. Use wF constraint for fused memory
13981 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13983 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13984 Martin Liska <mliska@suse.cz>
13987 * cfgexpand.c (asan_sanitize_stack_p): New function.
13988 (partition_stack_vars): Use the function.
13989 (expand_stack_vars): Likewise.
13990 (defer_stack_allocation): Likewise.
13991 (expand_used_vars): Likewise.
13993 2016-02-18 Richard Biener <rguenther@suse.de>
13995 PR middle-end/69553
13996 * fold-const.c (operand_equal_p): Properly compare offsets for
13997 IMAGPART_EXPR and ARRAY_REF.
13999 2016-02-18 Nick Clifton <nickc@redhat.com>
14003 * config/arm/arm.c (arm_option_override_internal): Disable
14004 interworking if the target does not support thumb instructions.
14005 (arm_reload_in_hi): Handle the case where a register to register
14006 move needs reloading because there is no simple pattern to handle
14008 (arm_reload_out_hi): Likewise.
14010 2016-02-18 Richard Biener <rguenther@suse.de>
14012 PR middle-end/69854
14013 * match.pd: Don't use fold_binary or fold_unary for folding
14016 2016-02-17 Jakub Jelinek <jakub@redhat.com>
14019 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
14020 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
14021 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
14022 warn on gimple_no_warning_p statements.
14024 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
14026 * doc/extend.texi (C++ Attributes): Correct description of
14027 warn_unused type attribute.
14029 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14031 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
14032 correct instruction.
14034 2016-02-17 Richard Biener <rguenther@suse.de>
14036 PR rtl-optimization/69609
14037 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
14038 (find_traces_1_round): When ending a trace update cached priority
14040 (bb_to_key): Use cached priority when available.
14041 (copy_bb): Initialize cached priority.
14042 (reorder_basic_blocks_software_trace_cache): Likewise.
14044 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14047 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
14049 (aarch64_comparison_operator): Break overly long line into two.
14050 (aarch64_comparison_operation): Likewise.
14051 * config/aarch64/aarch64.md (cstorecc4): Use
14052 aarch64_comparison_operator_mode instead of
14053 aarch64_comparison_operator.
14054 (cstore<mode>4): Likewise.
14055 (aarch64_cstore<mode>): Likewise.
14056 (*cstoresi_insn_uxtw): Likewise.
14057 (cstore<mode>_neg): Likewise.
14058 (*cstoresi_neg_uxtw): Likewise.
14060 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14063 * config/arm/predicates.md (arm_comparison_operator_mode):
14065 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
14066 instead of arm_comparison_operator.
14067 (*mov_negscc): Likewise.
14068 (*mov_notscc): Likewise.
14069 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
14070 (*thumb2_mov_negscc): Likewise.
14071 (*thumb2_mov_negscc_strict_it): Likewise.
14072 (*thumb2_mov_notscc): Likewise.
14073 (*thumb2_mov_notscc_strict_it): Likewise.
14075 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
14077 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
14078 Add missing return.
14080 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
14082 * config/visium/visium.c (machine_libfunc_index): New enum.
14083 (machine_libfuncs): New structure.
14084 (visium_libfuncs): New static variable.
14085 (TARGET_INIT_LIBFUNCS): Define to...
14086 (visium_init_libfuncs): ...this. New function.
14087 (expand_block_move_4): Use the appropriate libfunc.
14088 (expand_block_move_2): Likewise.
14089 (expand_block_move_1): Likewise.
14090 (expand_block_set_4): Likewise.
14091 (expand_block_set_2): Likewise.
14092 (expand_block_set_1): Likewise.
14093 (visium_trampoline_init): Likewise.
14095 2016-02-17 Nick Clifton <nickc@redhat.com>
14097 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
14098 TI's devices.csv file as of March 2016.
14100 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
14103 * opts-global.c (handle_common_deferred_options): Introduce and
14104 initialize two global variables to remember command-line options
14105 specifying a stack-limiting register.
14106 * opts.h: Add extern declarations of the two new global variables.
14107 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
14108 variable based on the values of the two new global variables.
14110 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14113 * common.opt (Wnonnull-compare): New warning.
14114 * doc/invoke.texi (-Wnonnull): Remove text about comparison
14115 of arguments against NULL.
14116 (-Wnonnull-compare): Document.
14117 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
14118 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
14119 * passes.def (pass_warn_nonnull_compare): Add.
14120 * gimple-ssa-nonnull-compare.c: New file.
14122 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14124 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
14125 AARCH64_EXTRA_TUNE_RECIP_SQRT.
14127 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14129 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
14130 reciprocal sqrt for -mlow-precision-recip-sqrt.
14132 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14133 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14135 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
14136 always use lane loads to construct non-constant vectors.
14138 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14140 * config/aarch64/aarch64.md
14141 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
14142 constraints for operand 3.
14143 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
14145 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14146 Richard Biener <rguenther@suse.de>
14148 PR tree-optimization/69820
14149 * tree-vect-patterns.c (type_conversion_p): Return false if
14150 *orig_type is unsigned single precision or boolean.
14151 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
14154 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14156 PR rtl-optimization/69764
14157 PR rtl-optimization/69771
14158 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
14159 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
14161 2016-02-16 Richard Biener <rguenther@suse.de>
14163 PR tree-optimization/69776
14164 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
14166 (indirect_refs_may_alias_p): Likewise.
14167 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
14168 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
14169 according to tbaa_p.
14170 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
14171 (optimize_stmt): For redundant store discovery do not allow tbaa.
14173 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
14175 PR tree-optimization/69714
14176 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
14177 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
14179 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
14181 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
14182 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
14183 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
14184 * config/arc/arc.c (arc_init): Check FPU options.
14185 (get_arc_condition_code): Handle new CC_FPU* modes.
14186 (arc_select_cc_mode): Likewise.
14187 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
14188 register pair only. Allow access for ARCv2 accumulator.
14189 (gen_compare_reg): Whenever we have FPU support use FPU compare
14191 (arc_reorg): Don't generate brcc insns when FPU compare
14192 instructions are involved.
14193 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
14194 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
14195 floating point emulation.
14196 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
14197 (REVERSE_CONDITION): Add new CC_FPU* modes.
14198 (TARGET_FP_SP_BASE): Define.
14199 (TARGET_FP_DP_BASE): Likewise.
14200 (TARGET_FP_SP_FUSED): Likewise.
14201 (TARGET_FP_DP_FUSED): Likewise.
14202 (TARGET_FP_SP_CONV): Likewise.
14203 (TARGET_FP_DP_CONV): Likewise.
14204 (TARGET_FP_SP_SQRT): Likewise.
14205 (TARGET_FP_DP_SQRT): Likewise.
14206 (TARGET_FP_DP_AX): Likewise.
14207 * config/arc/arc.md (ARCV2_ACC): New constant.
14208 (type): New fpu type attribute.
14209 (SDF): Conditional iterator.
14210 (cstore<mode>, cbranch<mode>): Change expand condition.
14211 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
14212 handles FPU/FPX cases as well.
14213 * config/arc/arc.opt (mfpu): New option.
14214 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
14216 (adddf3, muldf3, subdf3): Removed.
14217 * config/arc/predicates.md (proper_comparison_operator): Recognize
14219 * config/arc/fpu.md: New file.
14220 * doc/invoke.texi (ARC Options): Document mfpu option.
14222 2016-02-16 Richard Biener <rguenther@suse.de>
14224 PR rtl-optimization/69291
14225 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
14226 noce_operand_ok check.
14228 2016-02-16 Tom de Vries <tom@codesourcery.com>
14231 * omp-low.c (simd_clone_create): Remove call to
14232 symtab->call_cgraph_insertion_hooks.
14234 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14236 PR tree-optimization/69802
14237 * tree-ssa-reassoc.c (update_range_test): If op is
14238 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
14239 op == 1 test of precision 1 integral op, otherwise handle
14240 that case as op itself. Fix up formatting.
14241 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
14244 2016-02-16 Richard Biener <rguenther@suse.de>
14246 PR tree-optimization/69586
14247 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
14248 types for conversion sources.
14250 2016-02-16 Richard Biener <rguenther@suse.de>
14252 PR middle-end/69801
14253 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
14254 mask OEP_ADDRESS_OF.
14256 2016-02-16 Alan Modra <amodra@gmail.com>
14259 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
14260 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
14261 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
14263 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
14264 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
14265 (p8_fmrgow_<mode>): Likewise.
14266 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
14268 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
14269 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
14270 to use movdi_internal64. Remove op0_di.
14271 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
14273 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
14275 Add support for the FCCMP insn types
14277 * config/aarch64/aarch64.md (fccmp): Change insn type.
14278 (fccmpe): Likewise.
14279 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
14280 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
14281 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
14282 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
14283 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
14284 * config/arm/types.md (fccmps): Add new insn type.
14285 (fccmpd): Likewise.
14287 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
14289 * alias.c (get_alias_set): Fix a typo in comment.
14291 2016-02-15 Richard Biener <rguenther@suse.de>
14293 PR tree-optimization/69595
14294 * match.pd: Complete range test simplification to true.
14296 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
14298 PR rtl-optimization/69648
14299 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
14300 pic_offset_table_rtx.
14302 PR rtl-optimization/69752
14303 * ira.c (update_equiv_regs): When looking for more than a single SET,
14304 also take other side effects into account.
14306 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14308 * config/s390/s390.c (s390_function_profiler): Add a new sequence
14309 for z900+ CPUs in 31-bit mode.
14311 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14313 * common/config/s390/s390-common.c (s390_supports_split_stack):
14315 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
14316 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
14317 * config/s390/s390.c (struct machine_function): New field
14318 split_stack_varargs_pointer.
14319 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
14320 in s390_emit_prologue.
14321 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
14323 (morestack_ref): New global.
14324 (SPLIT_STACK_AVAILABLE): New macro.
14325 (s390_expand_split_stack_prologue): New function.
14326 (s390_live_on_entry): New function.
14327 (s390_va_start): Use split-stack vararg pointer if appropriate.
14328 (s390_asm_file_end): Emit the split-stack note sections.
14329 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
14330 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
14331 (UNSPECV_SPLIT_STACK_CALL): New unspec.
14332 (UNSPECV_SPLIT_STACK_DATA): New unspec.
14333 (split_stack_prologue): New expand.
14334 (split_stack_space_check): New expand.
14335 (split_stack_data): New insn.
14336 (split_stack_call): New expand.
14337 (split_stack_call_*): New insn.
14338 (split_stack_cond_call): New expand.
14339 (split_stack_cond_call_*): New insn.
14341 2016-02-15 Richard Biener <rguenther@suse.de>
14343 PR tree-optimization/69783
14344 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14345 Add trivially correct cases.
14347 2016-02-15 Tom de Vries <tom@codesourcery.com>
14350 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
14352 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
14354 2016-02-15 Richard Biener <rguenther@suse.de>
14356 PR tree-optimization/69776
14357 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14358 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
14359 indicate whether we can use TBAA to disambiguate against stores.
14360 Use alias-set zero if not.
14361 (visit_reference_op_store): Do not use TBAA when looking up
14363 * tree-ssa-pre.c (compute_avail): Use TBAA here.
14364 (eliminate_dom_walker::before_dom_children): But not when looking
14365 up redundant stores.
14367 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
14369 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
14371 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14373 * config/i386/znver1.md
14374 (znver1_pop, znver1_pop_mem,
14375 znver1_load_imov_double_store,
14376 znver1_load_imov_direct_store,
14377 znver1_load_imov_direct_load,
14378 znver1_load_imov_double_load): Add new.
14379 (znver1_insn, znver1_insn_load): Add icmov type.
14380 (znver1_sseavx_fma,
14381 znver1_sseavx_fma_load,
14383 znver1_avx256_fma_load): Fix pipe usage.
14385 2016-02-14 Alan Modra <amodra@gmail.com>
14388 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
14389 with an invalid hard reg, reload just the reg not the entire
14390 pre/post-inc/dec address expression.
14392 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14395 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
14396 fixed R1_REG scratch reg.
14397 (sibcall_value_pcrel_fdpic): Likewise.
14399 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14403 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
14405 2016-02-12 Walter Lee <walt@tilera.com>
14407 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
14408 * config/tilegx/t-tilegx: Likewise.
14410 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14413 * diagnostic-show-locus.c (struct line_span): New struct.
14414 (layout::get_first_line): Delete.
14415 (layout::get_last_line): Delete.
14416 (layout::get_num_line_spans): New member function.
14417 (layout::get_line_span): Likewise.
14418 (layout::print_heading_for_line_span_index_p): Likewise.
14419 (layout::get_expanded_location): Likewise.
14420 (layout::calculate_line_spans): Likewise.
14421 (layout::m_first_line): Delete.
14422 (layout::m_last_line): Delete.
14423 (layout::m_line_spans): New field.
14424 (layout::layout): Update comment. Replace m_first_line and
14425 m_last_line with m_line_spans, replacing their initialization
14426 with a call to calculate_line_spans.
14427 (diagnostic_show_locus): When printing source lines and
14428 annotations, rather than looping over a single span
14429 of lines, instead loop over each line_span within
14430 the layout, with an inner loop over the lines within them.
14431 Call the context's start_span callback when changing line spans.
14432 * diagnostic.c (diagnostic_initialize): Initialize start_span.
14433 (diagnostic_build_prefix): Break out the building of the location
14434 part of the string into...
14435 (diagnostic_get_location_text): ...this new function, rewriting
14436 it from nested ternary expressions to a sequence of "if"
14438 (default_diagnostic_start_span_fn): New function.
14439 * diagnostic.h (diagnostic_start_span_fn): New typedef.
14440 (diagnostic_context::start_span): New field.
14441 (default_diagnostic_start_span_fn): New prototype.
14443 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14446 * gcc.c (driver::finalize): Fix cleanup of "specs".
14448 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14452 * gcc.c (driver::driver): Initialize m_option_suggestions.
14453 (driver::~driver): Clean up m_option_suggestions.
14454 (suggest_option): Convert to...
14455 (driver::suggest_option): ...this, and split out into
14456 driver::build_option_suggestions and find_closest_string.
14457 (driver::build_option_suggestions): New function, from
14458 first half of suggest_option. Special-case
14459 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
14460 the sanitizer_opts array. For options of enum types, add the
14461 various enum values to the candidate strings.
14462 (driver::handle_unrecognized_options): Remove "const".
14463 * gcc.h (driver::handle_unrecognized_options): Likewise.
14464 (driver::build_option_suggestions): New decl.
14465 (driver::suggest_option): New decl.
14466 (driver::m_option_suggestions): New field.
14467 * opts-common.c (add_misspelling_candidates): New function.
14468 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
14469 and make non-static.
14470 * opts.h (sanitizer_opts): New array decl.
14471 (add_misspelling_candidates): New function decl.
14472 * spellcheck.c (find_closest_string): New function.
14473 * spellcheck.h (find_closest_string): New function decl.
14475 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14477 PR rtl-optimization/69764
14478 PR rtl-optimization/69771
14479 * optabs.c (expand_binop_directly): For shift_optab_p, force
14480 convert_modes with VOIDmode if xop1 has VOIDmode.
14482 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
14485 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
14486 to correctly determine instrumentation thunks.
14488 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14491 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
14492 type by reference, force lhs on the call.
14495 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
14496 Compute retval and retbnd early in all cases if split_part_return_p
14497 and return_bb is not EXIT. Remove all clobber stmts and reset
14498 all debug stmts that refer to SSA_NAMEs defined in split part,
14499 except if it is retval, in that case replace the old retval with the
14500 lhs of the call to the split part.
14502 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14505 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14507 PR middle-end/66726
14508 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14509 whose result is used in PHI.
14510 (maybe_optimize_range_tests): Likewise.
14511 (final_range_test_p): Likweise.
14513 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14515 PR middle-end/66726
14516 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14517 whose result is used in PHI.
14518 (maybe_optimize_range_tests): Likewise.
14519 (final_range_test_p): Likweise.
14521 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14523 * cgraph.c: Spelling fixes - behaviour -> behavior and
14524 neighbour -> neighbor.
14525 * target.def: Likewise.
14526 * sel-sched.c: Likewise.
14527 * config/mips/mips.c: Likewise.
14528 * config/arc/arc.md: Likewise.
14529 * config/arm/cortex-a57.md: Likewise.
14530 * config/arm/arm.c: Likewise.
14531 * config/arm/neon.md: Likewise.
14532 * config/arm/arm-c.c: Likewise.
14533 * config/vms/vms-c.c: Likewise.
14534 * config/s390/s390.c: Likewise.
14535 * config/i386/znver1.md: Likewise.
14536 * config/i386/i386.c: Likewise.
14537 * config/ia64/hpux-unix2003.h: Likewise.
14538 * config/msp430/msp430.md: Likewise.
14539 * config/rx/rx.c: Likewise.
14540 * config/rx/rx.md: Likewise.
14541 * config/aarch64/aarch64-simd.md: Likewise.
14542 * config/aarch64/aarch64.c: Likewise.
14543 * config/nvptx/nvptx.c: Likewise.
14544 * config/bfin/bfin.c: Likewise.
14545 * config/cris/cris.opt: Likewise.
14546 * config/rs6000/rs6000.c: Likewise.
14547 * target.h: Likewise.
14548 * spellcheck.c: Likewise.
14549 * ira-build.c: Likewise.
14550 * tree-inline.c: Likewise.
14551 * builtins.c: Likewise.
14552 * lra-constraints.c: Likewise.
14553 * explow.c: Likewise.
14554 * hwint.h: Likewise.
14555 * targhooks.c: Likewise.
14556 * tree-vect-data-refs.c: Likewise.
14557 * expr.c: Likewise.
14558 * doc/tm.texi: Likewise.
14559 * doc/extend.texi: Likewise.
14560 * doc/install.texi: Likewise.
14561 * doc/md.texi: Likewise.
14562 * tree-ssa-tail-merge.c: Likewise.
14563 * sched-int.h: Likewise.
14564 * match.pd: Likewise.
14565 * sched-ebb.c: Likewise.
14566 * target.def (omit_struct_return_reg): Likewise.
14567 * gimple-ssa-isolate-paths.c: Likewise.
14568 (find_implicit_erroneous_behaviour): Renamed to...
14569 (find_implicit_erroneous_behavior): ... this.
14570 (find_explicit_erroneous_behaviour): Renamed to...
14571 (find_explicit_erroneous_behavior): ... this.
14572 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14574 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14576 PR rtl-optimization/64682
14577 PR rtl-optimization/69567
14578 PR rtl-optimization/69737
14579 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14580 in I2 as well, just lose it.
14582 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14584 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14586 (aarch64_last_printed_tune_string): Likewise.
14587 (aarch64_declare_function_name): Only output .arch assembler
14588 directive if it will be different from the previously output
14589 directive. Same for .tune comment but only if -dA is set.
14590 (aarch64_start_file): New function.
14591 (TARGET_ASM_FILE_START): Define.
14593 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14596 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14598 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14601 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14602 -Wmaybe-uninitialized warning.
14604 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14607 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14609 2016-02-11 Richard Biener <rguenther@suse.de>
14611 PR rtl-optimization/69291
14612 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14613 subexpressions affected by changing the result.
14615 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14618 * lra-constraints.c (curr_insn_transform): Find in/out operands
14619 for secondary memory moves. Update dups.
14621 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14623 PR tree-optimization/69652
14624 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14625 to nested loop, did source re-formatting, skip debug statements,
14626 add check on statement with volatile operand, remove dead scalar
14629 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14630 Patrick Palka <ppalka@gcc.gnu.org>
14634 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14635 calls if the return type is TREE_ADDRESSABLE.
14636 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14637 * ipa-split.c (split_function): Fix doubled "we" in comment.
14638 Use void return type for the split part even if
14639 !split_point->split_part_set_retval.
14641 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14643 PR tree-optimization/68021
14644 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14645 when computing the value of biv cand by itself.
14647 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14649 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14650 (cortexa57_tunings): Likewise.
14651 (cortexa72_tunings): Likewise.
14652 (arch_macro_fusion_pair_p): Add support for AES fusion.
14653 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14654 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14655 Allow virtual registers before reload so early scheduling works.
14656 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14657 correct latency and pipeline.
14658 (cortex_a57_crypto_complex): Likewise.
14659 (cortex_a57_crypto_xor): Likewise.
14660 (define_bypass): Add AES bypass.
14662 2016-02-10 Richard Biener <rguenther@suse.de>
14664 PR tree-optimization/69726
14665 * passes.def: Add DCE pass before late uninit.
14666 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14667 really fixup if-conversions job.
14669 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14671 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14672 (arm_cortex_a57_tune): Likewise.
14673 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14674 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14676 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14678 * timevar.def (TV_PHASE_DBGINFO): Delete.
14679 (TV_PHASE_CHECK_DBGINFO): Likewise.
14680 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14682 2016-02-10 Richard Biener <rguenther@suse.de>
14684 PR tree-optimization/69719
14685 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14686 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14688 2016-02-09 Andrew Pinski <apinski@cavium.com>
14691 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14692 get_vcond_mask_icode returns false.
14694 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14697 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14698 an ADDIS that adds a pointer to a large constant that sets the
14699 upper16 bits with a load operation.
14701 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14704 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14706 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14708 (vzipq_s16): Likewise.
14709 (vzipq_s32): Likewise.
14710 (vzipq_f32): Likewise.
14711 (vzipq_u8): Likewise.
14712 (vzipq_u16): Likewise.
14713 (vzipq_u32): Likewise.
14714 (vzipq_p8): Likewise.
14715 (vzipq_p16): Likewise.
14717 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14720 * config/arm/arm.c (neon_endian_lane_map): New function.
14721 (neon_vector_pair_endian_lane_map): New function.
14722 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14723 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14725 (vuzpq_s16): Likewise.
14726 (vuzpq_s32): Likewise.
14727 (vuzpq_f32): Likewise.
14728 (vuzpq_u8): Likewise.
14729 (vuzpq_u16): Likewise.
14730 (vuzpq_u32): Likewise.
14731 (vuzpq_p8): Likewise.
14732 (vuzpq_p16): Likewise.
14734 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14737 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14740 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14742 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14743 truncate const_int operand 1 to QImode.
14745 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14747 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14748 corresponding to an abnormal edge.
14750 2016-02-09 Tom de Vries <tom@codesourcery.com>
14752 PR tree-optimization/69599
14753 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14755 (find_func_aliases_for_builtin_call, find_func_clobbers)
14756 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14759 2016-02-09 Richard Biener <rguenther@suse.de>
14761 PR tree-optimization/69715
14762 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14763 LHS on calls as non-rewritable.
14765 2016-02-09 Tom de Vries <tom@codesourcery.com>
14768 * lto-wrapper.c (append_diag_options): New function.
14769 (compile_offload_image): Call append_diag_options.
14771 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14774 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14775 Minor copy-edit to fix verb tenses.
14777 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14779 PR tree-optimization/69209
14780 * ipa-split.c (split_function): If split part is not
14781 returning retval, retval has gimple type but is not
14782 gimple value, force it into a SSA_NAME first.
14784 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14786 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14789 2016-02-08 Jason Merrill <jason@redhat.com>
14792 * convert.c (convert_to_integer_1): Check dofold on truncation
14794 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14795 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14796 Rename from *_nofold.
14797 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14798 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14800 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14803 * tree.c (build_common_tree_nodes): Remove short_double argument.
14804 All callers changed.
14805 * tree.h (build_common_tree_nodes): Adjust declaration.
14806 * doc/invoke.texi (-fshort-double): Remove documentation.
14807 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14808 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14809 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14810 (append_linker_options): Don't handle OPT_fshort_double.
14812 PR rtl-optimization/68730
14813 * lra-remat.c (insn_to_cand_activation): New static variable.
14814 (lra_remat): Allocate and free it.
14815 (create_cand): New arg activation. Initialize a field in
14816 insn_to_cand_activation if it is nonnull.
14817 (create_cands): Pass the activation insn to create_cand when making
14818 a candidate involving an output reload. Reorganize code a little.
14819 (do_remat): Keep track of active status of candidates in a separate
14822 2016-02-08 Richard Biener <rguenther@suse.de>
14824 PR tree-optimization/69719
14825 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14826 Properly use absolute of the difference of the two offsets to
14827 compare or adjust the segment length.
14829 2016-02-08 Richard Biener <rguenther@suse.de>
14830 Jeff Law <law@redhat.com>
14833 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14834 types for anonymous SSA names.
14836 2016-02-08 Richard Biener <rguenther@suse.de>
14838 PR rtl-optimization/69274
14839 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14841 2016-02-08 Jeff Law <law@redhat.com>
14843 PR tree-optimization/65917
14844 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14845 equivalences from if (x == y) style conditionals.
14846 (loop_depth_of_name): Remove.
14847 (record_equality): Remove loop depth check.
14848 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14849 (const_and_copies::record_const_or_copy_raw): New member function.
14850 * tree-ssa-scopedtables.c
14851 (const_and_copies::record_const_or_copy_raw): New, factored out of
14852 (const_and_copies::record_const_or_copy): Call new member function.
14854 2016-02-05 Jeff Law <law@redhat.com>
14856 PR tree-optimization/68541
14857 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14858 (count_stmts_in_block): New function.
14859 (poor_ifcvt_candidate_code): Likewise.
14860 (is_feasible_trace): Add some heuristics to determine when path
14861 splitting is profitable.
14862 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14863 is a diamond with a single exit.
14865 2016-02-05 Martin Sebor <msebor@redhat.com>
14868 * doc/invoke.texi: Update -Wplacement-new to take an optional
14871 2016-02-06 Richard Henderson <rth@redhat.com>
14874 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14875 out of non-standard address spaces.
14877 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14879 PR rtl-optimization/69691
14880 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14882 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14884 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14885 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14886 (*ieee128_mfvsrd_64bit): Likewise.
14887 (*ieee128_mfvsrd_32bit): Likewise.
14889 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14893 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14895 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14896 instrumented_version.
14898 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14900 * doc/invoke.texi (Optimize Options): In table of --param options
14901 rename second occurrence of tracer-min-branch-ratio to
14902 tracer-min-branch-probability, rename
14903 tracer-min-branch-ratio-feedback to
14904 tracer-min-branch-probability-feedback and clarify description,
14905 rename sched-spec-state-edge-prob-cutoff to
14906 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14907 to selsched-insns-to-rename, rename lto-minpartition to
14908 lto-min-partition, delete reorder-blocks-duplicate and
14909 reorder-blocks-duplicate-feedback.
14911 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14913 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14916 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14918 * doc/extend.texi: S/390: Correct some typos.
14920 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14922 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14924 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14927 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14928 (s390_register_info_gprtofpr): Use new macros above.
14929 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14931 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14932 its name. Adjust restore and save gpr ranges.
14933 (s390_register_info_set_ranges): New function.
14934 (s390_register_info): Use new macros above. Call
14935 s390_register_info_set_ranges.
14936 (s390_optimize_register_info): Likewise.
14937 (s390_hard_regno_rename_ok): Use new macros.
14938 (s390_hard_regno_scratch_ok): Likewise.
14939 (s390_emit_epilogue): Likewise.
14940 (s390_can_use_return_insn): Likewise.
14941 (s390_optimize_prologue): Likewise.
14942 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14944 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14947 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14949 (ix86_option_override_internal): Disable TARGET_STV even for
14950 -m{incoming,preferred}-stack-boundary=3.
14952 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14954 * config.gcc: Mark deprecated rtems targets as obsolete.
14956 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14958 PR rtl-optimization/64682
14959 PR rtl-optimization/69567
14960 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14961 before I2 only if the register is both used and set in I2.
14963 2016-02-04 DJ Delorie <dj@redhat.com>
14965 * config/msp430/msp430.c (msp430_start_function): Add function type.
14967 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14970 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14972 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14974 PR rtl-optimization/69577
14976 2015-10-29 Richard Henderson <rth@redhat.com>
14980 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14981 sse check to the exact conditions of PR 67609.
14983 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14986 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14987 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14988 not allowed into the traditional Altivec registers.
14989 (movtd_64bit_nodm): Likewise.
14990 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14992 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14994 * config/aarch64/cortex-a57-fma-steering.c
14995 (aarch64_register_fma_steering): Remove "static" from arguments
14998 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
15001 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
15002 twice when complex.
15004 2016-02-04 Mike Frysinger <vapier@gentoo.org>
15006 * doc/invoke.texi: Delete -mno-fma4.
15008 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
15010 PR rtl-optimization/69577
15011 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
15012 (find_subregs_of_mode): Update accordingly. Iterate over partial
15015 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
15017 * config/arm/arm-protos.h (neon_reinterpret): Remove.
15018 * config/arm/arm.c (neon_reinterpret): Remove.
15019 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
15020 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
15021 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
15022 vreinterpretti): Remove.
15023 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
15024 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
15025 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
15026 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
15027 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
15028 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
15029 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
15030 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
15031 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
15032 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
15033 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
15034 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
15035 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
15036 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
15037 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
15038 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
15039 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
15040 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
15041 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
15042 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
15043 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
15044 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
15045 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
15046 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
15047 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
15048 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
15049 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
15050 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
15051 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
15052 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
15053 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
15054 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
15055 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
15056 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
15057 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
15058 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
15059 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
15060 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
15061 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
15062 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
15063 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
15064 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
15065 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
15066 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
15067 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
15068 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
15069 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
15070 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
15071 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
15072 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
15073 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
15074 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
15075 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
15076 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
15077 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
15078 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
15079 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
15080 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
15081 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
15082 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
15083 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
15084 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
15085 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
15086 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
15087 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
15088 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
15089 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
15090 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
15091 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
15092 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
15093 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
15094 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
15095 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
15096 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
15097 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
15098 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
15099 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
15100 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
15101 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
15102 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
15103 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
15104 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
15105 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
15106 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
15107 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
15108 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
15109 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
15110 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
15111 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
15112 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
15113 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
15114 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
15115 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
15116 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
15117 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
15118 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
15119 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
15120 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
15121 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
15122 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
15123 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
15124 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
15125 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
15127 2016-02-04 Martin Liska <mliska@suse.cz>
15130 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
15131 that are gimple_store_p.
15132 (maybe_instrument_call): Likewise.
15134 2016-02-04 Bin Cheng <bin.cheng@arm.com>
15136 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
15137 register scaling out of memory reference and comment why.
15139 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15143 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
15144 folding the source of a SET.
15146 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15150 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
15151 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
15153 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
15157 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
15160 2016-02-04 Christian Bruel <christian.bruel@st.com>
15162 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
15163 * config/arm/arm.c (arm_set_current_function): Likewise.
15165 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15166 Ilya Enkovich <enkovich.gnu@gmail.com>
15167 H.J. Lu <hongjiu.lu@intel.com>
15170 * config/i386/i386.c (convert_scalars_to_vector): Remove
15171 stack alignment fixes.
15172 (ix86_option_override_internal): Disable TARGET_STV if stack
15173 might not be aligned enough.
15174 (ix86_minimum_alignment): Assert that TARGET_STV is false.
15176 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
15178 * config/i386/x86-tune.def: Disable default prefetching
15181 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
15182 Vladimir Makarov <vmakarov@redhat.com>
15185 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
15186 in validating fused toc addresses.
15188 2016-02-03 Jakub Jelinek <jakub@redhat.com>
15191 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
15192 range->m_caret fields if range->m_show_caret_p is false.
15195 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
15196 Force oldval into register if it does not satisfy reg_or_short_operand
15197 predicate. Fix up formatting.
15199 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
15200 Alexandre Oliva <aoliva@redhat.com>
15203 * lra-constraints.c (simplify_operand_subreg): Check additionally
15204 address validity after potential reloading.
15205 (process_address_1): Check insns validity. In case of failure do
15208 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
15211 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
15214 2016-02-02 Jakub Jelinek <jakub@redhat.com>
15216 * wide-int.cc (canonize_uhwi): New function.
15217 (wi::divmod_internal): Use it.
15219 2016-02-02 James Norris <jnorris@codesourcery.com
15221 * gimplify.c (omp_notice_variable): Add usage check.
15223 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
15225 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
15226 like LE, GE, LT, GT when emitting relational operator.
15228 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15230 * ira-costs.c (find_costs_and_classes): Add extra argument.
15231 * target.def (ira_change_pseudo_allocno_class): Add parameter.
15232 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
15233 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
15234 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
15235 Add best_class parameter, and return it if not ALL_REGS.
15236 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
15238 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
15239 Update target hook.
15241 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15243 * config/aarch64/aarch64.c
15244 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
15245 (aarch64_ira_change_pseudo_allocno_class): New function.
15247 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
15250 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
15252 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15254 * config/avr/avr.c (avr_option_override): Set
15255 PARAM_ALLOW_STORE_DATA_RACES to 1.
15257 2016-02-02 Richard Biener <rguenther@suse.de>
15259 PR tree-optimization/69595
15260 * match.pd: Add range test simplifications to true/false.
15262 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
15264 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
15265 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
15268 2016-02-02 Richard Biener <rguenther@suse.de>
15270 PR tree-optimization/69606
15271 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
15272 info on the result before moving a stmt.
15274 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
15276 PR middle-end/68542
15277 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
15278 branch with vector comparison.
15279 * config/i386/sse.md (VI48_AVX): New mode iterator.
15280 (define_expand "cbranch<mode>4): Add support for conditional branch
15281 with vector comparison.
15282 * tree-vect-loop.c (optimize_mask_stores): New function.
15283 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
15284 has_mask_store field of vect_info.
15285 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
15286 vectorized loops having masked stores after vec_info destroy.
15287 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
15288 correspondent macros.
15289 (optimize_mask_stores): Add prototype.
15291 2016-02-02 Alan Modra <amodra@gmail.com>
15294 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
15297 2016-02-02 Alan Modra <amodra@gmail.com>
15300 * config/rs6000/rs6000.c (need_toc_init): New var, set it
15301 whenever toc_label_name used.
15302 (rs6000_file_start): Don't set up toc section here,
15303 (rs6000_output_function_epilogue): do so here instead,
15304 (rs6000_xcoff_file_start): and here.
15305 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
15306 (load_toc_aix_di): Likewise.
15308 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15310 PR rtl-optimization/69592
15311 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
15312 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
15313 (num_sign_bit_copies_binary_arith_p): New inline function.
15314 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
15316 2016-02-01 Jeff Law <law@redhat.com>
15318 PR tree-optimization/69580
15319 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
15320 * tree-ssa-threadbackward.c
15321 (fsm_find_control_statement_thread_paths): Do not try to walk
15322 through large PHI nodes.
15324 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15326 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
15327 when count is incremented above limit, don't analyze further
15330 * omp-low.c (oacc_parse_default_dims): Avoid
15331 -Wsign-compare warning, make sure value fits into int
15332 rather than just unsigned int.
15334 2016-02-01 Bin Cheng <bin.cheng@arm.com>
15336 PR tree-optimization/67921
15337 * fold-const.c (split_tree): New parameters. Convert pointer
15338 type variable part to proper type before negating.
15339 (fold_binary_loc): Pass new arguments to split_tree.
15341 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
15343 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
15344 (nvptx_goacc_validate_dims): Extend to handle global defaults.
15345 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
15346 * doc/tm.texti: Rebuilt.
15347 * doc/invoke.texi (fopenacc-dim): Document.
15348 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
15349 (append_compiler_options): Likewise.
15350 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
15351 (oacc_parse_default_dims): New.
15352 (oacc_validate_dims): Add USED arg. Select non-unity default when
15354 (oacc_loop_fixed_partitions): Return mask of used partitions.
15355 (oacc_loop_auto_partitions): Emit dump info.
15356 (oacc_loop_partition): Return mask of used partitions.
15357 (execute_oacc_device_lower): Parse default dimension arg. Adjust
15358 loop partitioning and validation calls.
15360 2016-02-01 Richard Biener <rguenther@suse.de>
15362 PR middle-end/69556
15363 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
15365 2016-02-01 Richard Biener <rguenther@suse.de>
15367 PR tree-optimization/69574
15368 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
15369 of asserting return chrec_dont_know.
15371 2016-02-01 Martin Liska <mliska@suse.cz>
15373 * mem-stats-traits.h: Add copyright header.
15374 * mem-stats.h: Likewise.
15376 2016-02-01 Richard Biener <rguenther@suse.de>
15378 PR tree-optimization/69579
15379 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
15380 Do not propagate through abnormal PHI results.
15382 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
15384 * postreload.c (reload_cse_simplify): Remove dead code.
15386 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15388 PR rtl-optimization/69570
15389 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
15390 if there is more than one set, not if there is a single set.
15392 2016-02-01 Richard Henderson <rth@redhat.com>
15395 * combine.c (make_compound_operation): When looking through a
15396 subreg, make sure to re-extend to the width of the outer mode.
15398 2016-01-30 Jakub Jelinek <jakub@redhat.com>
15400 PR tree-optimization/69546
15401 * wide-int.cc (wi::divmod_internal): For unsigned division
15402 where both operands fit into uhwi, if o1 is 1 and o0 has
15403 msb set, if divident_prec is larger than bits per hwi,
15404 clear another quotient word and return 2 instead of 1.
15405 Similarly for remainder with msb in HWI set, if dividend_prec
15406 is larger than bits per hwi.
15408 2016-01-29 Martin Jambor <mjambor@suse.cz>
15410 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
15411 Use short lowercase names.
15412 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
15413 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
15414 acq_rel one. Protect warning agains segfaults if
15415 get_memory_order_name returns NULL.
15416 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
15417 with release semantics. Do not warn if get_memory_order already did.
15418 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
15419 semantics. Fix check for relaxed or acquire semantics. Do not warn
15420 if get_memory_order already did.
15422 2016-01-29 Sebastian Pop <s.pop@samsung.com>
15424 * doc/install.texi: Document that isl-0.16 is supported.
15426 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
15429 * config/i386/constraints.md (Bm): Describe as special memory
15431 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
15432 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15433 * genpreds.c (struct constraint_data): Add is_special_memory.
15434 (have_special_memory_constraints, special_memory_start): New
15436 (special_memory_end): Ditto.
15437 (add_constraint): Add new arg is_special_memory. Add code to
15438 process its true value. Update have_special_memory_constraints.
15439 (process_define_constraint): Pass the new arg.
15440 (process_define_register_constraint): Ditto.
15441 (choose_enum_order): Process special memory.
15442 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
15443 function insn_extra_special_memory_constraint.
15444 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15445 * gensupport.c (process_rtx): Process
15446 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15447 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
15448 * ira-lives.c (single_reg_class): Use
15449 insn_extra_special_memory_constraint.
15450 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
15451 * lra-constraints.c (process_alt_operands): Ditto.
15452 (curr_insn_transform): Use insn_extra_special_memory_constraint.
15453 * recog.c (asm_operand_ok, preprocess_constraints): Process
15455 * reload.c (find_reloads): Ditto.
15456 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
15457 * stmt.c (parse_input_constraint): Use
15458 insn_extra_special_memory_constraint.
15460 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15463 * lra-splill.c (lra_final_code_change): Revert r229087 by
15464 removing all sub-registers.
15466 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
15469 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
15471 2016-01-29 Jakub Jelinek <jakub@redhat.com>
15474 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
15475 SSE1, copy target into the temporary reg first before recursing
15478 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15480 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
15483 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15485 * ginclude/stdarg.h: Test __cplusplus instead of
15486 __GXX_EXPERIMENTAL_CXX0X__.
15488 2016-01-29 Richard Biener <rguenther@suse.de>
15490 PR tree-optimization/69547
15491 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
15492 Do not mark clobbers necessary.
15493 (mark_all_reaching_defs_necessary_1): Likewise.
15495 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15497 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
15498 declaration name with %qs and print it in both error messages.
15499 Also fix indentation.
15501 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15504 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
15505 trailing blank line from error message.
15507 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15510 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
15513 2016-01-29 Richard Biener <rguenther@suse.de>
15515 PR middle-end/69537
15516 * match.pd: Allow all integral types when simplifying a
15517 widening or sign-changing conversion.
15519 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15521 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
15522 back to setting codegen_error to fail codegen.
15524 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
15527 * config/i386/constraints.md (C): Only accept constant zero operand.
15528 (BC): New constraint.
15529 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
15530 instead of C constraint.
15531 * doc/md.texi (Machine Constraints): Update description
15534 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15537 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15539 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15541 PR middle-end/69542
15542 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15545 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15547 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15548 branches if using guessed profile.
15550 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15552 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15554 2016-01-28 Richard Henderson <rth@redhat.com>
15557 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15558 * config/aarch64/aarch64-protos.h: Update.
15559 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15560 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15561 (aarch64_get_condition_code_1): Handle CC_Cmode.
15562 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15563 (*add<mode>3_compareC_cconly_imm): New.
15564 (*add<mode>3_compareC_cconly): New.
15565 (*add<mode>3_compareC_imm): New.
15566 (add<mode>3_compareC): New.
15567 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15568 to be first. Use aarch64_carry_operation.
15569 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15570 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15571 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15572 (subti3): Use subdi3_compare1.
15573 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15574 (sub<mode>3_compare1): New.
15575 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15576 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15577 (*subsi3_carryin_uxtw): Likewise.
15578 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15579 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15580 * config/aarch64/iterators.md (DWI): New.
15581 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15582 (aarch64_borrow_operation): New.
15584 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15586 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15587 message when isl does not return a valid schedule.
15589 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15591 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15592 Remove comments from class declarations: they are already in the code
15595 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15597 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15599 (ternary_op_to_tree): Same.
15600 (unary_op_to_tree): Same.
15601 (nary_op_to_tree): Same.
15602 (gcc_expression_from_isl_expr_op): Same.
15603 (gcc_expression_from_isl_expression): Same.
15604 (graphite_create_new_loop): Same.
15605 (graphite_create_new_loop_guard): Same.
15606 (build_iv_mapping): Same.
15607 (graphite_create_new_guard): Same.
15608 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15609 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15611 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15613 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15614 instead of setting codegen_error to fail codegen.
15616 2016-01-28 Jason Merrill <jason@redhat.com>
15618 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15620 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15622 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15623 Remove CONST_INT_P check in CCMP cost calculation.
15625 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15627 * config/aarch64/aarch64.c (generic_vector_cost):
15628 Set vec_permute_cost.
15629 (cortexa57_vector_cost): Likewise.
15630 (exynosm1_vector_cost): Likewise.
15631 (xgene1_vector_cost): Likewise.
15632 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15633 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15634 Add vec_permute_cost entry.
15636 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15638 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15640 (add<mode>3_compare0): Likewise.
15641 (addsi3_compare0_uxtw): Likewise.
15642 (add<mode>3nr_compare0): Likewise.
15643 (compare_neg<mode>): Likewise.
15644 (<optab><mode>3): Likewise.
15646 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15648 * tree-vect-stmts.c (vectorizable_comparison): Add
15649 NULL check for vectype.
15651 2016-01-28 Richard Biener <rguenther@suse.de>
15653 PR tree-optimization/69466
15654 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15655 Account for PHIs we couldn't duplicate.
15657 2016-01-28 Martin Liska <mliska@suse.cz>
15660 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15661 instead of ENABLE_VALGRIND_CHECKING.
15663 2016-01-27 Richard Henderson <rth@redhat.com>
15666 * lra-remat.c (subreg_regs): New.
15667 (dump_candidates_and_remat_bb_data): Dump it.
15668 (operand_to_remat): Reject if operand in subreg_regs.
15669 (set_bb_regs): Collect subreg_regs.
15670 (lra_remat): Init and free subreg_regs. Compute
15671 calculate_local_reg_remat_bb_data before create_cands.
15673 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15676 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15677 change stack_alignment_needed for __tls_get_addr call.
15679 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15681 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15683 2016-01-27 Jeff Law <law@redhat.com>
15685 PR tree-optimization/68398
15686 PR tree-optimization/69196
15687 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15688 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15689 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15690 Only count PHIs in the last block in the path. The others will
15691 const/copy propagate away. Add heuristic to allow more irreducible
15692 subloops to be created when it is likely profitable to do so.
15694 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15695 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15696 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15698 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15701 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15702 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15703 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15704 * tree-streamer-in.c: Include asan.h.
15705 (streamer_get_builtin_tree): For builtins in sanitizer
15706 range call initialize_sanitizer_builtins and retry.
15708 2016-01-27 Ian Lance Taylor <iant@google.com>
15710 * common.opt (fkeep-gc-roots-live): New undocumented option.
15711 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15712 -fkeep-gc-roots-live, skip pointers.
15713 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15716 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15719 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15720 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15722 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15725 * configure.ac: NetBSD provides SSP in its C library.
15726 * configure: Updated.
15728 2016-01-27 Richard Biener <rguenther@suse.de>
15730 PR tree-optimization/69166
15731 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15732 reduction code for commutativity / associativity.
15734 2016-01-27 Martin Jambor <mjambor@suse.cz>
15736 PR tree-optimization/69355
15737 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15738 total_scalarization fails.
15740 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15742 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15745 2016-01-27 Christian Bruel <christian.bruel@st.com>
15748 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15749 Move arm_reset_previous_fndecl and set_target_option_current_node in
15750 the conditional part. Call save_restore_target_globals.
15751 * config/arm/arm.c (arm_set_current_function):
15752 Refactor to better support #pragma target and attribute mix.
15753 Call save_restore_target_globals.
15754 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15756 2016-01-27 Martin Liska <mliska@suse.cz>
15758 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15759 reference for an HSA kernel and its host function.
15761 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15763 PR tree-optimization/69399
15764 * wide-int.h (wi::lrshift): For larger precisions, only
15765 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15767 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15769 * config/arc/predicates.md (proper_comparison_operator): Reject
15770 constant-constant comparison.
15772 2016-01-26 Tom de Vries <tom@codesourcery.com>
15774 PR tree-optimization/69110
15775 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15776 DR_NUM_DIMENSIONS == 0.
15778 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15779 Sebastian Pop <s.pop@samsung.com>
15781 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15782 isl_ast_op_cond and isl_ast_op_select.
15783 (gcc_expression_from_isl_expr_op): Same.
15785 2016-01-26 Jason Merrill <jason@redhat.com>
15788 * tree.c (recompute_constructor_flags): Split out from
15790 (verify_constructor_flags): New.
15791 * tree.h: Declare them.
15793 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15795 PR rtl-optimization/69217
15796 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15797 are no TYPE_FIELDS set for the record type.
15799 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15802 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15803 toc_label_name unconditionally.
15804 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15805 SYMBOL_REF string. Use toc_label_name instead of constructing
15807 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15808 constructing LCTOC1.
15810 2016-01-26 Martin Sebor <msebor@redhat.com>
15813 * doc/extend.texi (Common Type Attributes): Move text that talks about
15814 attribute packed from attribute aligned to the section discussing
15815 the former attribute for clarity.
15817 2016-01-26 Richard Henderson <rth@redhat.com>
15819 PR middle-end/60908
15820 * trans-mem.c (tm_region_init): Mark entry block as visited.
15822 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15825 * diagnostic-show-locus.c (layout::print_source_line): Replace
15826 call to pp_newline with call to layout::print_newline.
15827 (layout::print_annotation_line): Likewise.
15828 (layout::move_to_column): Likewise.
15829 (layout::print_any_fixits): After printing any fixits, print a
15830 trailing newline, if necessary.
15831 (layout::print_newline): New method, resetting any colorization
15833 (diagnostic_show_locus): Move the pp_newline to before the
15834 early bailout. Remove dummy block enclosing the layout instance.
15835 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15836 of pp_newline_and_flush with pp_flush.
15837 (diagnostic_append_note): Delete use of pp_newline.
15838 (diagnostic_append_note_at_rich_loc): Delete.
15839 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15840 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15841 when newline characters are added to the buffer.
15843 2016-01-26 Michael Matz <matz@suse.de>
15845 * configure.ac (ac_cv_std_swap_in_utility): New test.
15846 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15847 * configure: Regenerate.
15848 * config.in: Regenerate.
15850 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15852 * config/arc/arc.md (cstoresi4): Force operand into register.
15853 (arcset<code>): Fix predicate.
15854 (arcsetltu): Likewise.
15855 (arcsetgeu): Likewise.
15856 (arcsethi): Likewise.
15857 (arcsetls): Likewise.
15859 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15861 PR tree-optimization/69483
15862 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15863 if base has error_mark_node type.
15865 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15868 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15869 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15871 (vget_lane_f16): Handle big-endian.
15872 (vgetq_lane_f16): Likewise.
15873 (vset_lane_f16): Likewise.
15874 (vsetq_lane_f16): Likewise.
15875 * config/arm/iterators.md (VQXMOV): Add V8HF.
15876 (VDQ): Add V4HF and V8HF.
15877 (V_reg): Handle V4HF and V8HF.
15878 (Is_float_mode): Likewise.
15879 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15880 neon_vdup_nv8hf): New patterns.
15881 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15882 Use VD_LANE iterator.
15883 (neon_vld1_dup<mode>): Use VQ2 iterator.
15885 2016-01-26 Nathan Sidwell <nathan@acm.org>
15887 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15888 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15889 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15890 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15891 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15892 (oacc_validate_dims): Add LEVEL arg, don't return level.
15893 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15894 oacc_validate_dims.
15895 (execute_oacc_device_lower): Adjust, add more dump output.
15896 * tree-ssa-loop.c (gate_oacc_kernels): Use
15897 oacc_fn_attrib_kernels_p.
15898 * tree-parloops.c (create_parallel_loop): Adjust
15899 set_oacc_fn_attrib call.
15901 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15904 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15905 (append_compiler_options): Handle -fcilkplus.
15906 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15908 2016-01-26 Nick Clifton <nickc@redhat.com>
15911 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15912 been marked as DECL_ONE_ONLY but we do not the means to make it
15913 so, then do not allow it to bind locally.
15915 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15918 * opts.h (parse_sanitizer_options): New prototype.
15919 * opts.c (sanitizer_opts): New array.
15920 (parse_sanitizer_options): New function.
15921 (common_handle_option): Use parse_sanitizer_options.
15923 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15926 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15927 alignment adjustment to ...
15928 (ix86_update_stack_boundary): Here. Don't over-align stack for
15930 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15931 if __tls_get_addr is called.
15933 2016-01-26 Christian Bruel <christian.bruel@st.com>
15935 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15937 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15939 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15941 2016-01-26 Richard Biener <rguenther@suse.de>
15943 PR middle-end/69467
15944 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15946 2016-01-26 Richard Biener <rguenther@suse.de>
15948 PR tree-optimization/69452
15949 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15950 (move_computations_dom_walker::before_dom_children): Rename
15952 (move_computations_worker): This.
15953 (move_computations): Perform an RPO rather than a DOM walk.
15955 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15958 * combine.c (combine_instructions): For REG_EQUAL note with
15959 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15960 to the underlying register.
15961 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15962 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15964 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15967 * config/aarch64/aarch64-builtins.c
15968 (aarch64_init_simd_builtin_types): Do not set structural
15969 equality to __Poly{8,16,64,128}_t types.
15971 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15973 PR tree-optimization/69400
15974 * wide-int.cc (wi_pack): Take the precision as argument and
15975 perform canonicalization here rather than in the callers.
15976 Use the main loop to handle all full-width HWIs. Add a
15977 zero HWI if in_len isn't a full result.
15978 (wi::divmod_internal): Update accordingly.
15979 (wi::mul_internal): Likewise. Simplify.
15981 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15982 Sebastian Pop <s.pop@samsung.com>
15984 * graphite-poly.c (apply_poly_transforms): Simplify.
15985 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15986 (print_isl_map): Same.
15987 (print_isl_union_map): Same.
15988 (print_isl_schedule): New.
15989 (debug_isl_schedule): New.
15990 * graphite-dependences.c (scop_get_reads): Do not call
15991 isl_union_map_add_map that is undocumented isl functionality.
15992 (scop_get_must_writes): Same.
15993 (scop_get_may_writes): Same.
15994 (scop_get_original_schedule): Remove.
15995 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15996 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15997 (compute_deps): Remove.
15998 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15999 (debug_schedule_ast): New.
16000 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
16001 set_separate_option.
16002 (graphite_regenerate_ast_isl): Add dump.
16003 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
16004 from scop->transformed_schedule.
16005 (graphite_regenerate_ast_isl): Add more dump.
16006 * graphite-optimize-isl.c (optimize_isl): Set
16007 scop->transformed_schedule. Check whether schedules are equal.
16008 (apply_poly_transforms): Move here.
16009 * graphite-poly.c (apply_poly_transforms): ... from here.
16010 (free_poly_bb): Static.
16011 (free_scop): Static.
16012 (pbb_number_of_iterations_at_time): Remove.
16013 (print_isl_ast): New.
16014 (debug_isl_ast): New.
16015 (debug_scop_pbb): New.
16016 * graphite-scop-detection.c (print_edge): Move.
16017 (print_sese): Move.
16018 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
16019 (build_scop_scattering): Remove.
16020 (create_pw_aff_from_tree): Assert instead of bailing out.
16021 (add_condition_to_pbb): Remove unused code, do not fail.
16022 (add_conditions_to_domain): Same.
16023 (add_conditions_to_constraints): Remove.
16024 (build_scop_context): New.
16025 (add_iter_domain_dimension): New.
16026 (build_iteration_domains): Initialize pbb->iterators.
16027 Call add_conditions_to_domain.
16030 (index_outermost_in_loop): New.
16031 (index_pbb_in_loop): New.
16032 (outermost_pbb_in): New.
16033 (add_in_sequence): New.
16034 (add_outer_projection): New.
16035 (outer_projection_mupa): New.
16036 (add_loop_schedule): New.
16037 (build_schedule_pbb): New.
16038 (build_schedule_loop): New.
16039 (embed_in_surrounding_loops): New.
16040 (build_schedule_loop_nest): New.
16041 (build_original_schedule): New.
16042 (build_poly_scop): Call build_original_schedule.
16043 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
16044 (free_poly_dr): Remove.
16045 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
16046 (free_poly_bb): Remove.
16047 (debug_loop_vec): Remove.
16048 (print_isl_ast): Declare.
16049 (debug_isl_ast): Declare.
16050 (scop_do_interchange): Remove.
16051 (scop_do_strip_mine): Remove.
16052 (scop_do_block): Remove.
16053 (flatten_all_loops): Remove.
16054 (optimize_isl): Remove.
16055 (pbb_number_of_iterations_at_time): Remove.
16056 (debug_scop_pbb): Declare.
16057 (print_schedule_ast): Declare.
16058 (debug_schedule_ast): Declare.
16059 (struct scop): Remove schedule. Add original_schedule,
16060 transformed_schedule.
16061 (free_gimple_poly_bb): Remove.
16062 (print_generated_program): Remove.
16063 (debug_generated_program): Remove.
16064 (unify_scattering_dimensions): Remove.
16065 * sese.c (print_edge): ... here.
16066 (print_sese): ... here.
16067 (debug_edge): ... here.
16068 (debug_sese): ... here.
16069 * sese.h (print_edge): Declare.
16070 (print_sese): Declare.
16071 (dump_edge): Declare.
16072 (dump_sese): Declare.
16074 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16075 Sebastian Pop <s.pop@samsung.com>
16077 * Makefile.in: Set ISLVER in site.exp.
16079 2016-01-25 Jakub Jelinek <jakub@redhat.com>
16081 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
16082 DECL_VALUE_EXPR of new_var even for the non-array case. Look
16083 through DECL_VALUE_EXPR for expansion.
16085 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
16087 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
16088 the frame info after reload completed.
16090 2016-01-25 Jeff Law <law@redhat.com>
16092 PR tree-optimization/69196
16093 PR tree-optimization/68398
16094 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
16095 tree-ssa-threadupdate.c.
16096 (determine_bb_domination_status): Prototype
16097 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
16098 (determine_bb_domination_status): No longer static.
16099 (valid_jump_thread_path): Remove code to detect characteristics
16100 of the jump thread path not associated with correctness.
16101 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
16102 Correct test for thread path length. Count PHIs for real operands as
16103 statements that need to be copied. Do not count ASSERT_EXPRs.
16104 Look at all the blocks in the thread path. Compute and selectively
16105 filter thread paths based on threading through the latch, threading
16106 a multiway branch or crossing a multiway branch.
16108 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16110 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
16111 decl with __attribute__ ((unused)) annotation.
16113 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
16116 * tree-vect-stmts.c (vectorizable_condition): Check vectype
16117 of operands is compatible with a statement vectype.
16119 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
16121 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
16122 improve wording for mixed storage order support.
16124 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
16126 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
16127 (vcvt_u64_f64): Likewise.
16128 (vcvta_s64_f64): Likewise.
16129 (vcvta_u64_f64): Likewise.
16130 (vcvtm_s64_f64): Likewise.
16131 (vcvtm_u64_f64): Likewise.
16132 (vcvtn_s64_f64): Likewise.
16133 (vcvtn_u64_f64): Likewise.
16134 (vcvtp_s64_f64): Likewise.
16135 (vcvtp_u64_f64): Likewise.
16137 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
16139 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
16140 (arc_init): Check validity mll64 option.
16141 (arc_save_restore): Use double load/store instruction.
16142 (arc_expand_movmem): Likewise.
16143 (arc_split_move): Don't split if we have double load/store
16144 instructions. Returns a boolean.
16145 (arc_process_double_reg_moves): Change function to return boolean
16146 instead of a sequence of instructions.
16147 (arc_dwarf_register_span): New function.
16148 * config/arc/arc-protos.h (arc_split_move): Change prototype.
16149 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
16150 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
16151 (*movdf_insn): Likewise.
16152 * config/arc/arc.opt (mll64): New option.
16153 * config/arc/predicates.md (even_register_operand): New predicate.
16154 * doc/invoke.texi (ARC Options): Add mll64 documentation.
16156 2016-01-25 Richard Biener <rguenther@suse.de>
16159 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
16160 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
16162 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
16164 2016-01-25 Richard Biener <rguenther@suse.de>
16166 PR tree-optimization/69376
16167 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
16169 (VN_INFO_ANTI_RANGE_P): New inline.
16170 (VN_INFO_RANGE_TYPE): Likewise.
16171 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
16172 SSA_NAME_ANTI_RANGE_P.
16173 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
16174 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16175 Properly query VN_INFO_RANGE_TYPE.
16177 2016-01-25 Nick Clifton <nickc@redhat.com>
16180 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
16182 2016-01-23 Tom de Vries <tom@codesourcery.com>
16184 PR tree-optimization/69426
16185 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
16188 2016-01-23 Jakub Jelinek <jakub@redhat.com>
16190 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
16191 "the the" with "the" in the comments.
16192 * ipa-devirt.c (build_type_inheritance_graph,
16193 update_type_inheritance_graph): Likewise.
16194 * tree.c (build_function_type_list_1): Likewise.
16195 * cfgloopmanip.c (scale_loop_profile): Likewise.
16196 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
16197 * gimple-ssa-split-paths.c
16198 (find_block_to_duplicate_for_splitting_paths): Likewise.
16199 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
16200 * expr.c (convert_move): Likewise.
16201 * var-tracking.c (vt_stack_adjustments): Likewise.
16202 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16203 * tree-vrp.c (test_for_singularity): Likewise.
16205 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
16206 directly instead of building a temporary tree.
16209 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
16210 remove <algorithm> include.
16212 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16215 * config/i386/i386.c: Include dojump.h.
16216 (expand_small_movmem_or_setmem,
16217 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
16219 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
16220 if dynamic_check != -1.
16222 2016-01-21 Jeff Law <law@redhat.com>
16224 PR middle-end/69347
16225 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
16226 record_temporary_equivalences. Rewritten to avoid unnecessary calls
16227 into dominated_by_p.
16228 (cprop_into_successor_phis): Avoid unnecessary tests.
16230 2016-01-22 Richard Henderson <rth@redhat.com>
16233 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
16234 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
16236 2016-01-22 Michael Matz <matz@suse.de>
16238 * system.h (string, algorithm): Include only conditionally.
16239 (new): Include always under C++.
16240 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
16241 * final.c (toplevel): Ditto.
16242 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
16243 * genconditions.c (write_header): Make gencondmd.c define
16245 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
16247 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
16248 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
16250 2016-01-22 Christian Bruel <christian.bruel@st.com>
16253 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
16255 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16258 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
16259 define_insn_and_split. Ensure operands[1] and operands[0] do not
16260 get assigned the same register.
16262 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16264 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
16266 2016-01-22 Christian Bruel <christian.bruel@st.com>
16268 * config/arm/arm-c.c (arm_pragma_target_parse):
16269 Remove warn_builtin_macro_redefined overwrite.
16271 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16273 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
16274 flag_non_call_exceptions compatibility.
16276 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16279 * dwarf2out.c (add_child_die_after): New function.
16280 (dwarf_qual_info_t): New type.
16281 (dwarf_qual_info): New variable.
16282 (qualified_die_p): New function.
16283 (modified_type_die): For -fdebug-types-section, ensure
16284 canonical order of qualifiers. Put qualified DIEs adjacent
16285 to the corresponding non-qualified type DIE and search there
16286 for existing qualified DIEs.
16288 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16290 * doc/extend.texi (scalar_storage_order type attribute): Document
16291 restriction on type punning and aliasing, and remove future tense.
16293 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
16296 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
16299 2016-01-21 Jeff Law <law@redhat.com>
16301 PR middle-end/69347
16302 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
16303 useless call to record_temporary_equivalences.
16304 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
16305 allocate 10 slots in the bb_path vector and let it grow as needed.
16306 (fsm_find_control_statement_thread_paths): Similarly for the next_path
16309 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16311 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
16313 * configure: Regenerate.
16315 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
16317 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
16318 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
16320 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
16322 PR middle-end/66178
16323 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
16324 drop EXPAND_INITIALIZER.
16325 * rtl.h (contains_symbolic_reference_p): Declare.
16326 * rtlanal.c (contains_symbolic_reference_p): New function.
16327 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
16328 a subtraction into a NOT if symbolic constants are involved.
16330 2016-01-21 Anton Blanchard <anton@samba.org>
16331 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16334 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
16336 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
16339 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16341 * config/microblaze/microblaze.c
16342 (get_branch_target): New.
16343 (insert_wic_for_ilb_runout): New.
16345 (microblaze_machine_dependent_reorg): New.
16346 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
16347 * config/microblaze/microblaze.md
16348 (UNSPEC_IPREFETCH): Define.
16349 (iprefetch): New pattern
16350 * config/microblaze/microblaze.opt
16351 (mxl-prefetch): New flag.
16353 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16355 * config/microblaze/microblaze.h
16356 (FIXED_REGISTERS): Update in macro.
16357 (CALL_USED_REGISTERS): Update in macro.
16359 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
16361 PR rtl-optimization/68920
16362 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
16365 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
16367 PR rtl-optimization/68990
16368 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
16369 pseudo instead of inheritance ones.
16371 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16372 Nick Clifton <nickc@redhat.com>
16376 * config/mips/mips.c (mips_compute_frame_info): Initialise
16377 args_size and hard_frame_pointer_offset fields of the frame
16378 structure before calling mips_global_pointer.
16380 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16382 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
16384 * configure: Regenerate.
16386 2016-01-21 Richard Biener <rguenther@suse.de>
16388 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
16390 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16392 * config/s390/s390.c (s390_asm_declare_function_size): Add code
16393 to actually emit the .size directive.
16395 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
16396 Jakub Jelinek <jakub@redhat.com>
16400 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
16401 args array size by one to avoid buffer overflow.
16403 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16405 * config/s390/s390.md (pool_section_start): Use switch_to_section
16406 to select proper read-only data section instead of hardcoding
16408 (pool_section_end): Use switch_to_section to match the above.
16410 2016-01-21 Richard Biener <rguenther@suse.de>
16412 PR tree-optimization/69378
16413 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
16414 (set_ssa_val_to): Use it for dominance checks taking into
16415 account not executable edges.
16417 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16420 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
16421 for bitsize instead of GET_MODE_PRECISION (mode).
16423 2016-01-20 Martin Sebor <msebor@redhat.com>
16426 * extend.texi (__sync Builtins): Clarify the semantics of
16427 __sync_fetch_and_OP built-ins on pointers.
16428 (__atomic Builtins): Same.
16430 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16431 Sebastian Pop <s.pop@samsung.com>
16433 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
16434 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
16435 (is_valid_rename): Same.
16436 (translate_isl_ast_to_gimple::get_rename): Same.
16437 (translate_isl_ast_to_gimple::rename_all_uses): Same.
16438 (translate_isl_ast_to_gimple::rename_uses): Same.
16439 (get_new_name): Check for close_phi nodes.
16440 (copy_loop_phi_args): Use phi_node_kind.
16441 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
16442 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
16444 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16445 Sebastian Pop <s.pop@samsung.com>
16447 Revert commit r229783.
16448 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
16449 Remove use of parameter_rename_map.
16450 (copy_def): Remove.
16451 (copy_internal_parameters): Remove.
16452 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
16453 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
16454 (free_sese_info): Do not free parameter_rename_map.
16455 (set_rename): Do not use parameter_rename_map.
16456 (rename_uses): Update call to set_rename.
16457 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
16458 * sese.h (parameter_rename_map_t): Remove.
16459 (struct sese_info_t): Remove field parameter_rename_map.
16461 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16462 Sebastian Pop <s.pop@samsung.com>
16464 * graphite-isl-ast-to-gimple.c: Fix comment.
16465 * graphite-scop-detection.c (defined_in_loop_p): New.
16466 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
16467 names defined in loop.
16469 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16470 Sebastian Pop <s.pop@samsung.com>
16472 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
16473 Discard unstructured if-then-else regions.
16475 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16476 Sebastian Pop <s.pop@samsung.com>
16478 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
16479 (cleanup_loop_iter_dom): Remove.
16480 (build_loop_iteration_domains): Remove.
16481 (build_scop_context): Remove.
16482 (build_scop_iteration_domain): Remove.
16483 (add_loop_constraints): New.
16484 (build_iteration_domains): New.
16485 (build_poly_scop): Call build_iteration_domains.
16487 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16488 Sebastian Pop <s.pop@samsung.com>
16490 * graphite-scop-detection.c
16491 (scop_detection::harmful_loop_in_region): Free dom and loops.
16492 (scop_detection::loop_body_is_valid_scop): Free bbs.
16494 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16495 Sebastian Pop <s.pop@samsung.com>
16497 * graphite-scop-detection.c (record_loop_in_sese): New.
16498 (gather_bbs::before_dom_children): Call record_loop_in_sese.
16499 (build_scops): Remove call to build_sese_loop_nests.
16500 * sese.c (sese_record_loop): Remove.
16501 (build_sese_loop_nests): Remove.
16502 (new_sese_info): Remove region->loops.
16503 (free_sese_info): Same.
16504 * sese.h (sese_contains_loop): Same.
16505 (build_sese_loop_nests): Remove.
16506 (sese_contains_loop): Remove.
16508 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16509 Sebastian Pop <s.pop@samsung.com>
16511 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
16512 loop_is_valid_in_scop.
16513 (scop_detection::harmful_stmt_in_region): Renamed
16514 harmful_loop_in_region.
16515 Call loop_is_valid_in_scop.
16517 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16518 Sebastian Pop <s.pop@samsung.com>
16520 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
16523 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16524 Sebastian Pop <s.pop@samsung.com>
16526 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
16527 * graphite.h (struct poly_bb): Remove field is_reduction.
16528 (PBB_IS_REDUCTION): Remove.
16530 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16531 Sebastian Pop <s.pop@samsung.com>
16533 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16534 (add_pdr_constraints): Same.
16535 (scop_get_reads): Same.
16536 (scop_get_must_writes): Same.
16537 (scop_get_may_writes): Same.
16538 (scop_get_original_schedule): Same.
16539 (extend_schedule): Same.
16540 (apply_schedule_on_deps): Same.
16541 (carries_deps): Same.
16542 (compute_deps): Same.
16543 (scop_get_dependences): Same.
16544 * graphite-isl-ast-to-gimple.c
16545 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16546 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16547 (get_schedule_for_band_list): Same.
16548 (get_schedule_map): Same.
16549 (apply_schedule_map_to_scop): Same.
16550 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16551 (build_loop_iteration_domains): Same.
16552 (add_condition_to_pbb): Same.
16553 (add_param_constraints): Same.
16554 (pdr_add_memory_accesses): Same.
16555 (pdr_add_data_dimensions): Same.
16557 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16559 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16562 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16564 * common.opt (feliminate-dwarf2-dups): Replace references to
16565 "DWARF 2" with just "DWARF".
16566 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16567 * doc/extend.texi: Likewise.
16568 * doc/cpp.texi: Likewise.
16569 * doc/invoke.texi: Likewise.
16570 (Option Summary): Add -gdwarf to list of Debugging Options.
16571 (Debugging Options): Document -gdwarf.
16572 * doc/contrib.texi: Spell "DWARF" like that.
16574 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16576 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16577 warning. Fix up formatting.
16579 PR middle-end/67653
16580 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16581 attempt to mark memory input operand addressable and
16582 call prepare_gimple_addressable in that case. Don't adjust
16583 input_location for diagnostics, use error_at instead.
16585 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16587 * config/rs6000/ppc-auxv.h: New file.
16588 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16589 (cpu_is): Likewise.
16590 (cpu_supports): Likewise.
16591 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16592 (cpu_is_info): New variable.
16593 (cpu_supports_info): Likewise.
16594 (tcb_verification_symbol): Likewise.
16595 (cpu_builtin_p): Likewise.
16596 (cpu_expand_builtin): New function.
16597 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16598 (rs6000_init_builtins): Likewise.
16599 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16600 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16601 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16602 * configure: Regenerate.
16603 * config.in: Likewise.
16604 * doc/extend.texi (PowerPC Built-in Functions): Document
16605 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16607 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16610 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16612 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16615 2016-01-20 Richard Henderson <rth@redhat.com>
16621 * tree.c (tm_define_builtin): New.
16622 (find_tm_vector_type): New.
16623 (build_tm_vector_builtins): New.
16624 (build_common_builtin_nodes): Call it.
16626 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16628 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16629 (arm_fp_ok): Likewise.
16630 (arm_fp): Likewise.
16631 (arm_crypto): Likewise.
16633 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16634 Richard Biener <rguenther@suse.de>
16636 PR tree-optimization/69328
16637 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16638 vectors have same number of elements.
16639 (vectorizable_condition): Fix masked version recognition.
16641 2016-01-20 Richard Biener <rguenther@suse.de>
16643 PR tree-optimization/69345
16644 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16645 (VN_INFO_PTR_INFO): Likewise.
16646 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16647 info when it is equal between non-dominating SSA names.
16648 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16649 Make sure to look at original SSA infos.
16651 2016-01-20 Jeff Law <law@redhat.com>
16654 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16656 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16657 (pc_or_label_operand): New predicate.
16658 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16659 tests for small integers that are 2^n - 1.
16661 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16663 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16665 2016-01-19 Jeff Law <law@redhat.com>
16667 PR middle-end/69347
16668 * tree-ssa-threadbackwards.c
16669 (fsm_find_control_statement_thread_paths): Do not try to lookup
16670 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16672 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16674 * doc/lto.texi: Remove text that says only Gold has linker plugin
16677 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16679 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16680 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16681 the DIE accordingly.
16682 (modified_type_die): Add REVERSE parameter and pass it recursively,
16683 as well as to base_type_die. Adjust presence check accordingly.
16684 (base_type_for_mode): Adjust call to modified_type_die.
16685 (add_type_attribute): Add REVERSE parameter and pass it to
16687 (generic_parameter_die): Adjust call to add_type_attribute.
16688 (add_scalar_info): Likewise.
16689 (add_subscript_info): Likewise.
16690 (gen_array_type_die): Likewise.
16691 (gen_descr_array_type_die): Likewise.
16692 (gen_entry_point_die): Likewise.
16693 (gen_enumeration_type_die): Likewise.
16694 (gen_formal_parameter_die): Likewise.
16695 (gen_subprogram_die): Likewise.
16696 (gen_variable_die ): Likewise.
16697 (gen_const_die): Likewise.
16698 (gen_field_die): Likewise.
16699 (gen_pointer_type_die): Likewise.
16700 (gen_reference_type_die): Likewise.
16701 (gen_ptr_to_mbr_type_die): Likewise.
16702 (gen_inheritance_die): Likewise.
16703 (gen_subroutine_type_die): Likewise.
16704 (gen_typedef_die): Likewise.
16705 (force_type_die): Adjust call to modified_type_die.
16707 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16709 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16710 flow throughout the file. Fix broken link to Objective-C 2.0
16712 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16715 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16717 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16719 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16722 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16723 (maybe_record_node): Record cxa_pure_virtual as the only possible
16724 target if there are not ohter candidates.
16725 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16727 2016-01-19 Richard Biener <rguenther@suse.de>
16729 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16730 (get_memory_order): Likewise.
16732 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16734 * tree-vect-stmts.c (vectorizable_store): Check
16737 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16740 * gcc.c (driver::decode_argv): Add call to
16741 init_opts_obstack before init_options_struct.
16742 * opts.c (init_opts_obstack): Remove idempotency.
16743 (init_options_struct): Replace call to init_opts_obstack
16744 with a gcc_assert to verify that it has already been called.
16745 * toplev.c (toplev::main): Add call to init_opts_obstack before
16746 calls to init_options_struct.
16747 (toplev::finalize): Move cleanup of opts_obstack next to
16748 cleanup of save_decoded_options, clearing the latter, and
16749 save_decoded_options_count.
16751 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16754 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16755 attribute to unconditional. Remove %? from output template.
16757 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16758 Jiong Wang <jiong.wang@arm.com>
16760 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16761 generated from different expand order.
16763 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16765 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16766 Add support for CCMP costing.
16768 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16770 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16771 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16772 (fccmpe<mode>): Likewise.
16773 (fcmp): Rename to fcmp and globalize pattern.
16775 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16776 (aarch64_gen_ccmp_next): Add FP support.
16778 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16780 * target.def (gen_ccmp_first): Update documentation.
16781 (gen_ccmp_next): Likewise.
16782 * doc/tm.texi (gen_ccmp_first): Update documentation.
16783 (gen_ccmp_next): Likewise.
16784 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16785 expand_ccmp_expr_1. Improve comments.
16786 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16787 (ccmp_ior<mode>): Remove pattern.
16788 (cmp<mode>): Remove expand.
16789 (cmp): Globalize pattern.
16790 (cstorecc4): Use cc_register.
16791 (mov<mode>cc): Remove ccmp_cc_register check.
16792 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16793 Simplify after removal of CC_DNE/* modes.
16794 (aarch64_ccmp_mode_to_code): Remove.
16795 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16796 In 'k' case use integer as condition.
16797 (aarch64_nzcv_codes): Remove inverted cases.
16798 (aarch64_code_to_ccmode): Remove.
16799 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16800 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16801 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16802 pattern. Return the comparison with CC register. Invert conditions
16803 when bitcode is OR.
16804 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16805 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16807 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16809 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16810 instrumented_version.
16812 2016-01-19 Richard Biener <rguenther@suse.de>
16814 PR tree-optimization/69336
16815 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16816 handled components with get_ref_base_and_extent.
16817 (equal_mem_array_ref_p): Adjust.
16819 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16822 * shrink-wrap.c: Include valtrack.h.
16823 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16824 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16825 in between insn and where it will be moved to. Call
16826 dead_debug_insert_temp.
16827 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16828 first and dead_debug_local_finish at the end.
16829 For uses and defs bitmap, handle all regs in between REGNO and
16830 END_REGNO, not just the first one.
16832 2016-01-19 Richard Biener <rguenther@suse.de>
16834 PR tree-optimization/69352
16835 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16836 (equal_mem_array_ref_p): Constrain size and max size properly.
16837 Compare the reverse flag.
16839 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16841 * ira.c (ira): Update regstat data if we deleted insns.
16843 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16845 PR rtl-optimization/68955
16846 PR rtl-optimization/64557
16847 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16848 here. Fix up formatting.
16849 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16851 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16854 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16855 assume that the node has body.
16856 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16859 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16861 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16864 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16866 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16867 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16869 2016-01-19 Martin Jambor <mjambor@suse.cz>
16870 Martin Liska <mliska@suse.cz>
16871 Michael Matz <matz@suse.de>
16873 * Makefile.in (OBJS): Add new source files.
16874 (GTFILES): Add hsa.c.
16875 * common.opt (disable_hsa): New variable.
16876 (-Whsa): New warning.
16877 * config.in (ENABLE_HSA): New.
16878 * configure.ac: Treat hsa differently from other accelerators.
16879 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16880 $enable_offloading.
16881 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16882 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16883 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16884 --with-hsa-kmt-lib.
16885 * doc/invoke.texi (-Whsa): Document.
16886 (hsa-gen-debug-stores): Likewise.
16887 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16888 to invoke offload compiler for hsa acclerator.
16889 * opts.c (common_handle_option): Determine whether HSA offloading
16890 should be performed.
16891 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16892 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16893 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16894 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16895 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16896 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16897 GF_OMP_FOR_KIND_GRID_LOOP.
16898 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16899 (pp_gimple_stmt_1): Likewise.
16900 * gimple-walk.c (walk_gimple_stmt): Likewise.
16901 * gimple.c (gimple_build_omp_grid_body): New function.
16902 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16903 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16904 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16905 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16906 GF_OMP_TEAMS_GRID_PHONY.
16907 (gimple_statement_omp_single_layout): Updated comments.
16908 (gimple_build_omp_grid_body): New function.
16909 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16910 (gimple_omp_for_grid_phony): New function.
16911 (gimple_omp_for_set_grid_phony): Likewise.
16912 (gimple_omp_parallel_grid_phony): Likewise.
16913 (gimple_omp_parallel_set_grid_phony): Likewise.
16914 (gimple_omp_teams_grid_phony): Likewise.
16915 (gimple_omp_teams_set_grid_phony): Likewise.
16916 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16917 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16918 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16919 (BUILT_IN_GOMP_TARGET): Updated type.
16920 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16921 (adjust_for_condition): New function.
16922 (get_omp_for_step_from_incr): Likewise.
16923 (extract_omp_for_data): Moved parts to adjust_for_condition and
16924 get_omp_for_step_from_incr.
16925 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16926 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16927 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16928 (scan_omp_parallel): Do not create child functions for phony
16930 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16931 (scan_omp_1_op): Checking assert we are not remapping to
16932 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16933 (parallel_needs_hsa_kernel_p): New function.
16934 (expand_parallel_call): Register apprpriate parallel child
16935 functions as HSA kernels.
16936 (grid_launch_attributes_trees): New type.
16937 (grid_attr_trees): New variable.
16938 (grid_create_kernel_launch_attr_types): New function.
16939 (grid_insert_store_range_dim): Likewise.
16940 (grid_get_kernel_launch_attributes): Likewise.
16941 (get_target_argument_identifier_1): Likewise.
16942 (get_target_argument_identifier): Likewise.
16943 (get_target_argument_value): Likewise.
16944 (push_target_argument_according_to_value): Likewise.
16945 (get_target_arguments): Likewise.
16946 (expand_omp_target): Call get_target_arguments instead of looking
16947 up for teams and thread limit.
16948 (grid_expand_omp_for_loop): New function.
16949 (grid_arg_decl_map): New type.
16950 (grid_remap_kernel_arg_accesses): New function.
16951 (grid_expand_target_kernel_body): New function.
16952 (expand_omp): Call it.
16953 (lower_omp_for): Do not emit phony constructs.
16954 (lower_omp_taskreg): Do not emit phony constructs but create for them
16955 a temporary variable receiver_decl.
16956 (lower_omp_taskreg): Do not emit phony constructs.
16957 (lower_omp_teams): Likewise.
16958 (lower_omp_grid_body): New function.
16959 (lower_omp_1): Call it.
16960 (grid_reg_assignment_to_local_var_p): New function.
16961 (grid_seq_only_contains_local_assignments): Likewise.
16962 (grid_find_single_omp_among_assignments_1): Likewise.
16963 (grid_find_single_omp_among_assignments): Likewise.
16964 (grid_find_ungridifiable_statement): Likewise.
16965 (grid_target_follows_gridifiable_pattern): Likewise.
16966 (grid_remap_prebody_decls): Likewise.
16967 (grid_copy_leading_local_assignments): Likewise.
16968 (grid_process_kernel_body_copy): Likewise.
16969 (grid_attempt_target_gridification): Likewise.
16970 (grid_gridify_all_targets_stmt): Likewise.
16971 (grid_gridify_all_targets): Likewise.
16972 (execute_lower_omp): Call grid_gridify_all_targets.
16973 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16974 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16975 (tree_omp_clause): Added union field dimension.
16976 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16977 * tree.c (omp_clause_num_ops): Added number of arguments of
16978 OMP_CLAUSE__GRIDDIM_.
16979 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16980 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16981 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16982 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16983 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16984 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16985 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16986 * tree-pass.h (make_pass_gen_hsail): Declare.
16987 (make_pass_ipa_hsa): Likewise.
16988 * ipa-hsa.c: New file.
16989 * lto-section-in.c (lto_section_name): Add hsa section name.
16990 * lto-streamer.h (lto_section_type): Add hsa section.
16991 * timevar.def (TV_IPA_HSA): New.
16992 * hsa-brig-format.h: New file.
16993 * hsa-brig.c: New file.
16994 * hsa-dump.c: Likewise.
16995 * hsa-gen.c: Likewise.
16998 * toplev.c (compile_file): Call hsa_output_brig.
16999 * hsa-regalloc.c: New file.
17001 2016-01-18 Jeff Law <law@redhat.com>
17003 PR tree-optimization/69320
17004 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
17005 ranged object, do nothing if the RHS constant is not [0..1].
17006 (optimize_stmt): Comparing a boolean ranged object against a
17007 constant outside [0..1] results in a compile-time constant.
17009 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
17012 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
17014 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17015 (Option Summary): Update to reflect new section and moved options.
17016 (C++ Dialect Options): Move -fstats to new section.
17017 (Debugging Options): Move all dump, statistics, and other GCC
17018 developer options to new section. Rewrite section introduction
17019 and re-order remaining options to put the more basic ones first.
17020 (Optimization Options): Move -fira-verbose and -flto-report* to
17022 (Developer Options): New section incorporating moved options.
17023 * doc/cppopts.texi (-dM): Update cross-reference.
17025 2016-01-18 Richard Henderson <rth@redhat.com>
17028 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
17029 operands to pseudo only if CSE is expected. Split long immediate
17030 operands only after reload, and for the stack pointer.
17031 (*add<GPI>3_pluslong): Remove.
17032 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
17033 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
17034 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
17035 (*add<GPI>3 peepholes): New.
17036 (*add<GPI>3 splitters): New.
17037 * config/aarch64/constraints.md (Upl): New.
17038 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
17040 2016-01-18 Richard Biener <rguenther@suse.de>
17042 PR tree-optimization/69297
17043 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
17045 (vect_bb_vectorization_profitable_p): Clear visited flag again.
17047 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17049 PR middle-end/68542
17050 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
17051 of mixind vector and scalar types.
17052 (fold_relational_const): Add handling of vector
17053 comparison with boolean result.
17054 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
17055 comparison of vector operands with boolean result for EQ/NE only.
17056 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
17057 (verify_gimple_cond): Likewise.
17058 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
17061 2016-01-18 Joseph Myers <joseph@codesourcery.com>
17063 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
17066 2016-01-18 Richard Biener <rguenther@suse.de>
17068 PR middle-end/69308
17069 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
17071 2016-01-18 Tom de Vries <tom@codesourcery.com>
17073 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
17075 2016-01-18 Tom de Vries <tom@codesourcery.com>
17077 * omp-low.c (set_oacc_fn_attrib): Make extern.
17078 * omp-low.h (set_oacc_fn_attrib): Declare.
17079 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
17080 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
17081 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
17082 Add and handle function parameter oacc_kernels_p.
17083 (find_reduc_addr, get_omp_data_i_param): New function.
17084 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
17085 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
17086 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
17087 Calculate dominance info. Skip loops that are not in a kernels region
17088 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
17089 (pass_parallelize_loops::execute): Call parallelize_loops with
17090 oacc_kernels_p argument.
17091 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
17092 New member function.
17093 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
17094 * passes.def: Add argument to pass_parallelize_loops instantation.
17096 2016-01-18 Tom de Vries <tom@codesourcery.com>
17098 * tree-parloops.c (pass_parallelize_loops::execute): Allow
17099 pass_parallelize_loops to be run outside the loop pipeline.
17101 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17103 * tree-scalar-evolution.c (follow_copies_to_constant): New.
17104 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
17106 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17109 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
17110 using get_ref_base_and_extent.
17111 (equal_mem_array_ref_p): New.
17112 (hashable_expr_equal_p): Add call to previous.
17114 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17117 * tree-sra.c (disqualified_constants, constant_decl_p): New.
17118 (sra_initialize): Allocate disqualified_constants.
17119 (sra_deinitialize): Free disqualified_constants.
17120 (disqualify_candidate): Update disqualified_constants when appropriate.
17121 (create_access): Scan for constant-pool entries as we go along.
17122 (scalarizable_type_p): Add check against type_contains_placeholder_p.
17123 (maybe_add_sra_candidate): Allow constant-pool entries.
17124 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
17125 (initialize_constant_pool_replacements): New.
17126 (sra_modify_assign): Avoid mangling assignments created by previous,
17127 and don't generate writes into constant pool.
17128 (sra_modify_function_body): Call initialize_constant_pool_replacements.
17130 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
17132 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
17133 andnot instruction.
17134 (scalar_chain::convert_op): Likewise.
17135 * config/i386/i386.md (*andndi3_doubleword): New.
17137 2016-01-18 Richard Biener <rguenther@suse.de>
17139 PR tree-optimization/69170
17140 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
17141 building a vector from scalar results of a pattern stmt.
17143 2016-01-18 Jakub Jelinek <jakub@redhat.com>
17145 * haifa-sched.c (autopref_multipass_init): Work around
17146 -Wmaybe-uninitialized warning.
17148 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
17150 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
17151 against the constant 0.
17153 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17155 PR tree-optimization/68799
17156 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
17157 look up phi candidates in the statement-candidate map.
17158 (phi_add_costs): Likewise.
17159 (record_phi_increments): Likewise.
17160 (phi_incr_cost): Likewise.
17161 (ncd_with_phi): Likewise.
17162 (all_phi_incrs_profitable): Likewise.
17164 2016-01-17 Jakub Jelinek <jakub@redhat.com>
17166 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
17167 -Wmaybe-uninitialized warning.
17169 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
17171 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17172 (Option Summary): Update to reflect new section and moved options.
17173 (C++ Dialect Options): Move -fvtable-verify and related options.
17174 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
17175 and profiling-related options.
17176 (Optimization Options): Move profile generation options and
17177 -fstack-protector and related options.
17178 (Instrumentation Options): New section incorporating moved options.
17179 (Code Generation Options): Move -finstrument-functions and
17180 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
17182 2016-01-16 Tom de Vries <tom@codesourcery.com>
17184 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
17186 2016-01-16 Tom de Vries <tom@codesourcery.com>
17188 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
17190 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
17192 * hash-table.h (hash_table::empty): Turn into an inline wrapper
17193 that checks whether the table is already empty. Rename the
17194 original implementation to...
17195 (hash_table::empty_slot): ...this new private function.
17197 2016-01-15 David Malcolm <dmalcolm@redhat.com>
17199 PR diagnostic/68899
17200 * diagnostic-show-locus.c (layout::print_source_line): Move x
17201 offset of line until after call to
17202 get_line_width_without_trailing_whitespace.
17204 2016-01-15 Jeff Law <law@redhat.com>
17206 PR tree-optimization/69270
17207 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
17208 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
17209 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
17210 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
17211 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
17212 ssa_name_has_boolean_range and constant_boolean_node.
17214 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
17216 PR rtl-optimization/69030
17217 * lra-spills.c (remove_pseudos): Check nrefs and make the function
17219 (spill_pseudos): Delete debug insn for dead pseudo.
17220 (lra_spill): Initiate spill_hard_reg and slots memory separately.
17222 2016-01-15 Jiong Wang <jiong.wang@arm.com>
17224 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
17226 (TYPES_UNOPUS): Likewise.
17227 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
17228 builtin type, from UNOP to UNOPUS.
17229 (lbtruncuv4sf): Likewise.
17230 (lbtruncuv2df): Likewise.
17231 (lrounduv2sf): Likewise.
17232 (lrounduv4sf): Likewise.
17233 (lrounduv2df): Likewise.
17234 (lroundusf): Likewise.
17235 (lroundusf): Likewise.
17236 (lceiluv2sf): Likewise.
17237 (lceiluv4sf): Likewise.
17238 (lceiluv2df): Likewise.
17239 (lceilusf): Likewise.
17240 (lceiludf): Likewise.
17241 (lflooruv2sf): Likewise.
17242 (lflooruv4sf): Likewise.
17243 (lflooruv2df): Likewise.
17244 (lfloorusf): Likewise.
17245 (lfloorudf): Likewise.
17246 (lfrintnuv2sf): Likewise.
17247 (lfrintnuv4sf): Likewise.
17248 (lfrintnuv2df): Likewise.
17249 (lfrintnusf): Likewise.
17250 (lfrintnudf): Likewise.
17251 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
17253 (vcvtq_u32_f32): Likewise.
17254 (vcvtq_u64_f64): Likewise.
17255 (vcvta_u32_f32): Likewise.
17256 (vcvtaq_u32_f32): Likewise.
17257 (vcvtaq_u64_f64): Likewise.
17258 (vcvtm_u32_f32): Likewise.
17259 (vcvtmq_u32_f32): Likewise.
17260 (vcvtmq_u64_f64): Likewise.
17261 (vcvtn_u32_f32): Likwise.
17262 (vcvtnq_u32_f32): Likewise.
17263 (vcvtnq_u64_f64): Likewise.
17264 (vcvtp_u32_f32): Likewise.
17265 (vcvtpq_u32_f32): Likewise.
17266 (vcvtpq_u64_f64): Likewise.
17267 (vcvtmd_u64_f64): Likewise.
17268 (vcvtms_u32_f32): Likewise.
17269 (vcvtad_u64_f64): Likewise.
17270 (vcvtas_u32_f32): Likewise.
17271 (vcvtnd_u64_f64): Likewise.
17272 (vcvtns_u32_f32): Likewise.
17273 (vcvtpd_u64_f64): Likewise.
17274 (vcvtps_u32_f32): Likewise.
17276 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17278 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
17279 CSEL of zero_extended registers.
17281 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17283 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
17284 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
17286 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17288 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
17289 false when argument string is not found in the attributes table
17292 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
17295 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
17296 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
17297 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
17298 precision estimate.
17300 2016-01-15 Richard Biener <rguenther@suse.de>
17302 PR tree-optimization/66856
17303 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
17304 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
17305 (vect_create_new_slp_node): Increment stmt reference count.
17306 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
17307 an SLP tree before swapping operands.
17308 (vect_build_slp_tree): Likewise.
17309 (destroy_bb_vec_info): Free stmt info after SLP instances.
17310 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
17311 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
17312 (STMT_VINFO_NUM_SLP_USES): New macro.
17314 2016-01-15 Richard Biener <rguenther@suse.de>
17317 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
17318 (add_linkage_name): ... here.
17319 (gen_typedef_die): Use add_linkage_name_raw instead of
17320 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
17323 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
17325 * gimplify.c (oacc_default_clause): Decode reference and pointer
17326 types for both kernels and parallel regions.
17328 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
17330 PR middle-end/69246
17331 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
17333 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17335 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
17336 (convert_scalars_to_vector): Likewise.
17338 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
17340 * doc/extend.texi (Type Traits): Fix grammar.
17342 2016-01-15 Martin Jambor <mjambor@suse.cz>
17344 * tree-inline.c (remap_decl): Use existing dclarations if
17345 remapping a type and prevent_decl_creation_for_types.
17346 (replace_locals_stmt): Do an initial remapping of non-VLA typed
17347 decls first. Do real remapping with
17348 prevent_decl_creation_for_types set.
17349 * tree-inline.h (copy_body_data): New field
17350 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
17353 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17355 * config/s390/s390.opt (mmvcle): More verbose help text.
17357 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17359 * config/s390/s390.opt: Add period to -mzvector option text.
17361 2016-01-15 Richard Biener <rguenther@suse.de>
17363 PR tree-optimization/68961
17364 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
17365 of invariants in stores again.
17367 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
17369 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
17371 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17373 * config/i386/i386.c (ix86_expand_branch): Don't split
17374 DI mode xor instruction to SI mode.
17376 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17379 * ipa-icf.c (sem_function::merge): Virtual functions may become
17380 reachable even if they address is not taken and there are no
17383 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17385 * lto-streamer-out.c (subtract_estimated_size): New function.
17386 (get_symbol_initial_value): Use it.
17388 2016-01-15 Christian Bruel <christian.bruel@st.com>
17391 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
17392 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
17393 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
17394 use add_builtin_function_ext_scope instead of add_builtin_function.
17395 (neon_set_p, neon_crypto_set_p): Remove.
17396 (arm_init_builtins): Always call arm_init_neon_builtins and
17397 arm_init_crypto_builtins.
17398 (arm_expand_builtin): Check that builtins are allowed for the arch.
17399 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
17400 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
17401 arm_init_neon_builtins call.
17403 2016-01-15 Richard Biener <rguenther@suse.de>
17405 PR tree-optimization/69117
17406 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
17407 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
17408 of the leader conservatively.
17409 (free_scc_vn): Restore original SSA name infos.
17411 2016-01-14 Jeff Law <law@redhat.com>
17413 PR tree-optimization/69270
17414 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
17415 single bit of precision, verify it's also unsigned.
17416 (record_edge_info): Use constant_boolean_node rather than fold_convert
17417 to convert boolean_true/boolean_false to the right type.
17419 2016-01-14 Richard Henderson <rth@redhat.com>
17422 * loop-doloop.c (record_reg_sets): New.
17423 (doloop_optimize): Reject the transform if the sequence
17424 clobbers registers live at the end of the loop block.
17425 (doloop_optimize_loops): Enable df_live if needed.
17427 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17429 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
17430 * config/rs6000/rs6000.c: Likewise.
17431 * config/rs6000/rs6000.h: Likewise.
17432 * config/rs6000/rs6000.md: Likewise.
17433 * doc/extend.texi: Likewsie.
17435 2016-01-14 Jeff Law <law@redhat.com>
17437 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
17440 2016-01-14 Richard Henderson <rth@redhat.com>
17444 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
17445 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
17446 instead of builtin_decl_declared_p to test for declaration.
17448 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
17450 * doc/loop.texi (Loop Analysis and Representation): Document
17451 loop_depth function.
17453 2016-01-14 Tom de Vries <tom@codesourcery.com>
17455 PR tree-optimization/68773
17456 * omp-low.c (expand_omp_target): Don't set force_output.
17457 * varpool.c (varpool_node::get_create): Same.
17458 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
17459 offload_funcs with force_output.
17461 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17464 * lra-eliminations.c (move_plus_up): Don't change anything if either
17465 the outer or inner subreg mode is not MODE_INT.
17466 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
17467 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
17469 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17471 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
17472 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
17473 reduc_uplus_@var{m}): Remove.
17474 * expr.c (expand_expr_real_2): Remove expansion path for
17475 reduc_[us](min|max|plus) optabs.
17476 * optabs-tree.c (scalar_reduc_to_vector): Remove.
17477 * optabs-tree.h (scalar_reduc_to_vector): Remove.
17478 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
17479 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
17480 * tree-vect-loop.c (vectorizable_reduction): Remove test for
17481 reduc_[us](min|max|plus) optabs.
17483 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17485 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
17486 (reduc_plus_scal_v2sf): New.
17487 (reduc_smax_v2sf): Rename to...
17488 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
17489 (reduc_smin_v2sf): Rename to...
17490 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
17492 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
17494 * alias.c (compare_base_symbol_refs): New function.
17495 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
17498 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17500 PR middle-end/68146
17501 PR tree-optimization/69155
17502 * tree-complex.c: Include cfganal.h.
17503 (phis_to_revisit): New variable.
17504 (extract_component): Add phiarg_p argument. Assert that returned
17505 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
17506 (update_phi_components): Partly rewrite to use loop over real/imag
17507 components instead of code duplication. If extract_component returns
17508 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
17509 create_tmp_reg into the PHI node instead, and mention the phi triplet
17510 in phis_to_revisit.
17511 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
17512 in phis_to_revisit at the end.
17514 2016-01-14 Richard Biener <rguenther@suse.de>
17516 PR tree-optimization/68060
17517 * tree-vect-loop.c (vect_is_simple_reduction): Check the
17518 outer loop reduction is only used in the inner loop before
17519 detecting a double reduction.
17521 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17524 * combine.c (expand_field_assignment): Punt if compute_mode is
17525 unsupported scalar mode.
17527 2016-01-14 Richard Biener <rguenther@suse.de>
17529 PR tree-optimization/66856
17530 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17531 SLP node only if it built successfully.
17532 (vect_analyze_slp_instance): Adjust.
17534 2016-01-14 Jeff Law <law@redhat.com>
17536 PR tree-optimization/69270
17537 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17538 (record_edge_info): Use it. Convert boolean_{true,false}_node
17539 to the type of op0.
17541 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17544 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17545 use block_ultimate_origin
17546 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17548 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17550 * doc/invoke.texi (Submodel Options): Rename section to
17551 "Machine-Dependent Options" to better reflect its content.
17552 Rewrite introductory text to remove archaic CPU names.
17555 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17557 * doc/invoke.texi (Code Gen Options): Move section up in file,
17558 before target-specific options. Update menu and option summary
17559 to reflect the new section ordering.
17561 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17563 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17564 (C++ Dialect Options): Add cross-reference to -std option.
17565 * doc/standards.texi (C++ Language): Document C++14 support.
17567 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17569 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17570 for pack/unpack functions for __ibm128.
17571 (PACK_IF): Likewise.
17572 (UNPACK_IF): Likewise.
17574 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17575 support for __ibm128 pack/unpack functions.
17576 (rs6000_invalid_builtin): Likewise.
17577 (rs6000_init_builtins): Likewise.
17578 (rs6000_opt_masks): Likewise.
17580 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17581 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17583 (RS6000_BTM_COMMON): Likewise.
17585 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17586 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17587 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17588 128-bit floating point. Add support for the double values to be
17589 in Altivec registers for TF/IF packing and unpacking, but restrict
17590 TD packing sub-fields to be FPR registers. Don't allow overlapped
17591 register support for packing. Allow pack inputs to be memory
17592 locations. Don't build generator functions for unpack<mode>_dm
17593 and unpack<mode>_nodm.
17594 (unpack<mode>_dm): Likewise.
17595 (unpack<mode>_nodm): Likewise.
17596 (pack<mode>): Likewise.
17598 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17599 built-in functions to pack/unpack explicit __ibm128 values.
17600 (__builtin_unpack_ibm128): Likewise.
17602 * doc/extend.texi (PowerPC Built-in Functions): Document
17603 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17605 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17608 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17609 Add new arg loc and pass it down as context.
17610 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17611 to the location to use for the warning.
17612 (check_function_arguments): New arg loc. All callers changed. Pass
17613 it to check_function_nonnull.
17614 * c-common.h (check_function_arguments): Adjust declaration.
17616 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17618 PR tree-optimization/69156
17619 * gimple.c (validate_type): Removed.
17620 (gimple_builtin_call_types_compatible_p): Use
17621 useless_type_conversion_p instead of validate_type.
17622 * value-prof.c (gimple_stringop_fixed_value): Fold
17623 icall_size to correct type.
17625 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17627 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17630 2016-01-13 Richard Henderson <rth@redhat.com>
17633 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17634 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17635 (ix86_builtin_tm_store): Remove.
17636 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17637 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17638 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17639 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17640 * doc/tm.texi: Rebuild.
17642 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17643 (BUILT_IN_TM_MEMCPY_RTWN): New.
17644 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17645 fallback from vector to integer helpers.
17646 (build_tm_load): Handle vector types directly, instead of
17648 (build_tm_store): Likewise.
17649 (expand_assign_tm): Prepare for register types not handled by
17650 the above. Copy them to memory and use memcpy.
17651 * tree.c (tm_define_builtin): New.
17652 (find_tm_vector_type): New.
17653 (build_tm_vector_builtins): New.
17654 (build_common_builtin_nodes): Call it.
17656 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17658 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17659 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17661 2016-01-13 Tom de Vries <tom@codesourcery.com>
17663 PR tree-optimization/69169
17664 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17665 handled_struct_type param.
17666 (create_variable_info_for, intra_create_variable_infos): Call
17667 create_variable_info_for_1 with extra arg.
17669 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17671 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17672 and "armv8.1-a+crc" entries.
17674 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17677 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17678 Change first operand predicate from register_or_constm1_operand
17679 to register_operand.
17680 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17681 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17682 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17683 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17684 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17685 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17686 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17687 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17688 comparison with constm1_rtx from vec_prefetch_gen part.
17690 2016-01-13 Richard Biener <rguenther@suse.de>
17692 PR tree-optimization/69013
17693 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17694 Exchange assert for a test.
17696 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17699 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17701 2016-01-13 Richard Biener <rguenther@suse.de>
17703 PR tree-optimization/69242
17704 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17705 assert with a check.
17707 2016-01-13 Richard Biener <rguenther@suse.de>
17709 PR tree-optimization/69186
17710 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17711 Properly guard vect_update_misalignment_for_peel call.
17713 2016-01-12 Jeff Law <law@redhat.com>
17715 PR tree-optimization/pr67755
17716 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17717 "need_profile_correction".
17718 (thread_block_1): Initialize new field to false by default. If we
17719 have multiple thread paths through a common joiner to different
17720 final targets, then set new field to true.
17721 (compute_path_counts): Only do count adjustment when it's really
17724 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17726 * doc/invoke.texi (Spec Files): Move section down in file, past
17727 all command-line option descriptions.
17729 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17731 PR middle-end/54809
17732 * doc/gty.texi: Remove documentation of mark_hook.
17733 * gengtype.c (struct write_types_data): Remove code to support
17734 mark_hook attribute.
17735 (walk_type): Likewise.
17736 (write_func_for_structure): Likewise.
17738 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17740 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17741 Directory Options, and -specs= to Overall Options.
17742 (Overall Options): Adjust similarly. Reorder to group related
17743 options together. Make -specs= cross-reference the spec file details.
17744 (Directory Options): Adjust similarly.
17746 2016-01-12 Jeff Law <law@redhat.com>
17748 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17750 2016-01-12 Olivier Hainque <hainque@adacore.com>
17752 * gcc.c (spec_undefvar_allowed): New global.
17753 (process_command): Set to true when running for --version or --help,
17755 (getenv_spec_function): When the variable is not defined, use the
17756 variable name as the variable value if we're allowed not to issue
17759 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17761 PR tree-optimization/68911
17762 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17763 information computed for expression "init + nit * step".
17765 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17767 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17768 about name of GCC executable. Remove deleted node from menu.
17769 (Directory Options) <-B>: Remove cross-reference to deleted node.
17770 (Target Options): Delete section.
17772 2016-01-12 Christian Bruel <christian.bruel@st.com>
17775 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17776 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17778 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17781 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17782 aligned_mem is properly set for AVX512-VL floating point masked
17786 * ifcvt.c (cond_exec_process_if_block): When removing the last
17787 insn from then_bb, remove also any possible barriers that follow it.
17789 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17793 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17794 (PTRDIFF_TYPE): Likewise.
17795 (WCHAR_TYPE): Likewise.
17796 (WCHAR_TYPE_SIZE): Likewise.
17797 (STDINT_LONG32): Likewise.
17799 2016-01-12 Richard Biener <rguenther@suse.de>
17801 PR tree-optimization/69053
17802 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17803 convert initial value for cond reductions.
17805 2016-01-12 Richard Biener <rguenther@suse.de>
17807 PR tree-optimization/69007
17808 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17809 widen_sum after dot_prod and sad.
17811 2016-01-12 Richard Biener <rguenther@suse.de>
17813 PR tree-optimization/69168
17814 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17815 pattern stmt SLP type.
17816 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17817 end up unused so cope with that case.
17819 2016-01-12 Richard Biener <rguenther@suse.de>
17821 PR tree-optimization/69157
17822 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17823 stmts def type only during analyze phase.
17824 (vectorizable_call): Likewise.
17825 (vectorizable_simd_clone_call): Likewise.
17826 (vectorizable_conversion): Likewise.
17827 (vectorizable_assignment): Likewise.
17828 (vectorizable_shift): Likewise.
17829 (vectorizable_operation): Likewise.
17830 (vectorizable_store): Likewise.
17831 (vectorizable_load): Likewise.
17833 2016-01-12 Richard Biener <rguenther@suse.de>
17835 PR tree-optimization/69174
17836 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17838 (vectorizable_load): Properly compute the number of loads needed
17839 for permuted strided SLP loads and do not spuriously assign
17840 to SLP_TREE_VEC_STMTS.
17842 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17844 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17845 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17846 (MD_EXEC_PREFIX): Remove.
17847 (MD_STARTFILE_PREFIX) Removee.
17848 (FILE_NAME_ABSOLUTE_P): Remove.
17849 (CPP_SPEC): Do not read macros from sys/version.h.
17850 (LINK_COMMAND_SPEC): Remove.
17851 (LOCAL_INCLUDE_DIR): Remove.
17852 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17853 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17854 (POST_LINK_SPEC): Define to invoke stubify after linker
17855 (LIBSTDCXX): Remove define
17856 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17857 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17858 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17859 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17860 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17861 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17862 (i386_djgpp_asm_named_section): Add propotype of new procedure
17864 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17865 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17866 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17867 in config/i386/djgpp.h).
17868 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17869 STANDARD_STARTFILE_PREFIX_1.
17870 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17871 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17872 installation errors.
17873 (MAX_OFILE_ALIGNMENT): Define to 128.
17874 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17876 * config/i386/djgpp.c: New file. Add implementation of
17877 i386_djgpp_asm_named_section.
17879 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17881 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17882 Add rule for building djgpp.o.
17884 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17886 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17887 (rtx_is_swappable_p): Reductions are swappable.
17888 (insn_is_swappable_p): V2DF reductions are swappable.
17890 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17892 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17893 reloads for other unsupported memory operands.
17895 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17896 Jim Wilson <jim.wilson@linaro.org>
17899 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17900 copy_to_mode_reg instead of force_reg.
17902 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17905 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17906 TARGET_80387 is true.
17908 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17911 * lra-eliminations.c (move_plus_up): Only move plus up
17912 if subreg of the constant can be simplified into constant
17913 and use the simplified subreg of the constant instead of
17914 the original constant.
17916 * fold-const.c (fold_convertible_p): Don't return true
17917 for conversion of VECTOR_TYPE to same sized integral type.
17918 (fold_convert_loc): Fix up formatting. Fold conversion of
17919 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17920 instead of NOP_EXPR.
17922 PR tree-optimization/69214
17923 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17924 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17927 PR tree-optimization/69207
17928 * tree-vect-slp.c (vect_get_constant_vectors): For
17929 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17930 fold_convertible_p to vector_type's element type, and always
17931 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17933 2016-01-11 Richard Biener <rguenther@suse.de>
17935 PR tree-optimization/69173
17936 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17937 fixup the cycle if all stmts are in a pattern.
17939 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17941 PR middle-end/68999
17942 * alias.c (base_alias_check): Move check for addresses with
17943 alignment ANDs before the call for compare_base_decls.
17944 (memrefs_conflict_p): Return -1 for different decls
17945 that went through alignment adjustments.
17947 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17949 PR rtl-optimization/68796
17950 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17951 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17952 and QImode comparisons against zero with CC_NZmode.
17953 * config/aarch64/iterators.md (short_mask): New mode_attr.
17955 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17957 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17958 (<avx512>_store<mode>_mask): Likewise.
17960 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17961 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17963 PR rtl-optimization/68841
17964 * ifcvt.c (struct noce_if_info): Add orig_x field.
17965 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17966 Don't record conflicts on to_rename if it's present.
17967 Allow memory destinations in sets.
17968 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17969 blocks, passing orig_x to the checks.
17970 (noce_process_if_block): Set if_info->orig_x appropriately.
17972 2016-01-11 Tom de Vries <tom@codesourcery.com>
17974 PR tree-optimization/69069
17975 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17977 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17979 PR rtl-optimization/68920
17980 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17981 of conditional moves for RTL if-conversion to 1 for
17982 TARGET_ONE_IF_CONV_INSN.
17983 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17984 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17985 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17986 parameter to restirct number of conditional moves for
17988 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17989 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17992 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17995 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17996 onepart vars. Fix typo in comment. Fix reversed condition in
17998 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
18001 * var-tracking.c (dump_onepart_variable_differences): New.
18002 (dataflow_set_different): If a detailed dump is requested,
18003 delay early returns and dump differences between onepart
18004 variables present before and after, and added variables.
18006 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
18009 * expr.c (expand_expr_real_1): For boolean vector constants
18010 with a scalar mode use const_scalar_mask_from_tree.
18011 (const_scalar_mask_from_tree): New.
18012 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
18013 assigned to a mask type to handle constants.
18015 2016-01-11 Martin Jambor <mjambor@suse.cz>
18018 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
18019 useless parameters if we cannot change function signature.
18021 2016-01-11 Martin Jambor <mjambor@suse.cz>
18024 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
18027 2016-01-11 Tom de Vries <tom@codesourcery.com>
18029 PR tree-optimization/69109
18030 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
18033 2016-01-11 Tom de Vries <tom@codesourcery.com>
18035 PR tree-optimization/69108
18036 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
18037 res is not used in a phi.
18039 2016-01-11 Yury Gribov <y.gribov@samsung.com>
18042 * common.opt (frandom-seed): Fix parameter name.
18043 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
18045 2016-01-11 Tom de Vries <tom@codesourcery.com>
18047 PR tree-optimization/69058
18048 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
18051 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
18053 * config/arc/arc.opt (mdiv-rem): Add period to the end.
18054 (mcode-density): Likewise.
18056 2016-01-10 Tom de Vries <tom@codesourcery.com>
18058 PR tree-optimization/69062
18059 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
18060 (parallelize_loops): Don't paralelize loop that has phi with address
18063 2016-01-10 Tom de Vries <tom@codesourcery.com>
18065 PR tree-optimization/69039
18066 * tree-parloops.c (try_create_reduction_list): Only allow single exit
18069 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
18071 PR middle-end/68743
18072 * match.pd: Require target has function_c99_misc before doing
18073 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
18075 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
18077 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
18079 * configure: Regenerate.
18081 2016-01-09 Jakub Jelinek <jakub@redhat.com>
18083 PR middle-end/50865
18084 PR tree-optimization/69097
18085 * fold-const.h (expr_not_equal_to): New prototype.
18086 * fold-const.c: Include stringpool.h and tree-ssanames.h.
18087 (expr_not_equal_to): New function.
18088 * match.pd (X % -Y is the same as X % Y): Don't optimize
18089 unless X is known not to be equal to minimum or Y is known
18090 not to be equal to -1.
18091 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
18092 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
18093 (simplify_stmt_using_ranges): Adjust caller.
18094 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
18095 substitute_and_fold.
18097 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
18099 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
18102 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18104 PR tree-optimization/69167
18105 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
18106 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
18108 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
18110 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18111 Richard Biener <rguenther@suse.de>
18113 PR tree-optimization/68707
18114 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
18115 instances that can be handled via vect_load_lanes.
18117 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
18119 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
18120 if we can't determine address equivalence.
18121 * alias.c (compare_base_decl): Update for changed return value of
18122 symtab_node::equal_address_to.
18124 2016-01-08 Jason Merrill <jason@redhat.com>
18128 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
18129 * expr.c (store_field): Not here.
18130 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
18131 call with TREE_ADDRESSABLE type.
18132 * tree-cfg.c (verify_gimple_call): Adjust.
18134 2016-01-08 Olivier Hainque <hainque@adacore.com>
18136 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
18139 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18141 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
18142 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
18143 (reduc_smin_v2sf): Rename to...
18144 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
18145 (reduc_splus_v2sf): Rename to...
18146 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
18148 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18150 PR tree-optimization/69162
18151 * gimplify.c (gimplify_va_arg_expr): Encode original type of
18152 valist argument in another argument.
18153 (gimplify_modify_expr): Adjust for the above change. Cleanup.
18154 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
18155 to determine the va_list type, build a MEM_REF instead of
18156 build_fold_indirect_ref.
18158 PR tree-optimization/69172
18159 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
18162 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
18164 PR tree-optimization/67781
18165 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
18166 and cmpnop in two steps: first the ones not accessed in original
18167 gimple expression in a endian independent way and then the ones not
18168 accessed in the final result in an endian-specific way.
18170 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18172 PR tree-optimization/69083
18173 * tree-vect-slp.c (vect_get_constant_vectors): For
18174 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
18175 element type. If op is fold_convertible_p to vector_type's element
18176 type, use NOP_EXPR instead of VCE.
18178 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
18180 PR rtl-optimization/67778
18181 PR rtl-optimization/68634
18182 PR rtl-optimization/68909
18183 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
18184 block from the stack until done with it. Remove a superfluous
18185 bitmap set. Remove a superfluous bitmap test.
18187 2016-01-07 Martin Sebor <msebor@redhat.com>
18190 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
18191 constraint on the type of arguments.
18193 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
18195 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
18196 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
18197 unaligned_access on the gcc_options set.
18198 * config/arm/arm.c (arm_option_override_internal): Use
18199 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
18201 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18204 * config/i386/i386.c (ix86_frame_pointer_required): Enable
18205 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
18207 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18210 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18213 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18214 depending on frame_pointer_needed before remaining integer and SSE
18215 registers are saved.
18217 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
18220 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
18222 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
18225 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
18226 Use the "xBm" constraint.
18227 (float<sseintvecmodelower><mode>2<mask_name><round_name):
18229 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
18230 (sse_cvtsi2ssq<round_name>): Likewise.
18231 (sse_cvtss2si<round_name>): Likewise.
18232 (sse_cvtss2siq<round_name>): Likewise.
18233 (sse2_cvtsi2sdq<round_name>): Likewise.
18234 (sse2_cvtsd2si<round_name>): Likewise.
18235 (sse2_cvtsd2siq<round_name>): Likewise.
18236 * config/i386/subst.md (round_nimm_scalar_predicate): New
18239 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
18241 PR middle-end/67639
18242 * varasm.c (make_decl_rtl): Mark invalid register vars as
18245 PR rtl-optimization/66206
18246 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
18247 All callers changed.
18249 2016-01-07 Jakub Jelinek <jakub@redhat.com>
18251 PR tree-optimization/69141
18252 * tree-ssa-pre.c: Include langhooks.h.
18253 (eliminate_dom_walker::before_dom_children): Use
18254 lang_hooks.decl_printable_name instead of
18255 cgraph_node::get ()->name ().
18257 PR middle-end/68960
18258 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
18259 it and DECL_ALIGN too.
18261 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
18263 * config/mips/mips-ftypes.def: Sort to lexicographical order.
18265 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18268 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18269 depending on frame_pointer_needed before remaining integer and SSE
18270 registers are saved.
18272 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18274 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
18275 mode iterator with VSX_M2.
18276 (*p9_vecstore_<mode>): Likewise.
18277 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
18278 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
18279 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
18280 (define_split for VSX_LE128 stores): Likewise.
18281 (define_peephole2 for TImode LE swaps): Likewise.
18282 (define_split for VSX_LE128 post-reload stores): Likewise.
18284 2016-01-06 Marek Polacek <polacek@redhat.com>
18287 * convert.c (convert_to_integer_1): Adjust call to
18288 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
18289 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
18290 EXPR instead of ARG.
18291 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
18293 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18296 * doc/extend.texi (RL78 Variable Attributes): New section.
18298 2016-01-05 Marek Polacek <polacek@redhat.com>
18301 * builtins.c (get_memmodel): Use expansion point location rather than
18302 the input location. Call warning_at rather than warning.
18303 (expand_builtin_atomic_compare_exchange): Likewise.
18304 (expand_builtin_atomic_load): Likewise.
18305 (expand_builtin_atomic_store): Likewise.
18306 (expand_builtin_atomic_clear): Likewise.
18308 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18311 * config/i386/i386.c (ix86_expand_vector_logical_operator):
18312 Replace nonimmediate_operand with vector_operand.
18313 * config/i386/predicates.md (vector_operand): New predicate.
18314 (general_vector_operand): Replace nonimmediate_operand with
18316 * config/i386/sse.md: Replace nonimmediate_operand with
18317 vector_operand and m constraint with Bm constraint on SSE
18318 patterns with 16-byte memory operand.
18319 * config/i386/subst.md (round_nimm_predicate): Replace
18320 nonimmediate_operand with vector_operand.
18321 (round_saeonly_nimm_predicate): Likewise.
18322 (round_saeonly_nimm_scalar_predicate): New.
18324 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18327 * config/i386/constraints.md (Bm): New constraint.
18328 * config/i386/predicates.md (vector_memory_operand): New
18330 * config/i386/sse.md: Replace xm with xBm in plusminus and
18331 any_logic patterns.
18333 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18336 * doc/extend.texi (V850 Function Attributes): New section.
18337 (V850 Variable Attributes): New section.
18339 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18342 * doc/extend.texi (MicroBlaze Function Attributes): Document
18343 interrupt_handler and fast_interrupt attributes.
18345 2016-01-05 Sergei Trofimovich <siarheit@google.com>
18348 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
18349 for local symbolic operands.
18350 * config/ia64/predicates.md (local_symbolic_operand64): New
18353 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18355 PR rtl-optimization/68651
18356 * combine.c (combine_simplify_rtx): Canonicalize x + x into
18359 2016-01-05 Nathan Sidwell <nathan@acm.org>
18361 * alias.c (compare_base_decls): Use symtab_node::get.
18363 2016-01-05 Nick Clifton <nickc@redhat.com>
18366 * ira-costs.c (copy_cost): Initialise the t_icode field of the
18367 secondary_reload_info structure.
18370 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
18371 decls if weak support is available.
18373 2016-01-04 Martin Sebor <msebor@redhat.com>
18375 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
18377 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18379 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18380 OPTION_MASK_P9_DFORM.
18382 * config/rs6000/constraints.md (wo constraint): New constraint for
18385 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
18387 (rs6000_init_hard_regno_mode_ok): Likewise.
18389 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
18392 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
18393 expanders not to have constraints. Add support for ISA 3.0 xxperm
18394 instruction. Add support for fusing xxlor with xxperm.
18395 (altivec_vperm_<mode>_internal): Likewise.
18396 (altivec_vperm_v8hiv16qi): Likewise.
18397 (altivec_vperm_<mode>v16q): Likewise.
18398 (altivec_vperm_<mode>_uns): Likewise.
18399 (vperm_v8hiv4si): Likewise.
18400 (vperm_v16qiv8hi): Likewise.
18402 * doc/md.texi (RS/6000 constraints): Document wo constraint.
18404 2016-01-04 Jakub Jelinek <jakub@redhat.com>
18406 Update copyright years.
18408 * gcc.c (process_command): Update copyright notice dates.
18409 * gcov-dump.c (print_version): Ditto.
18410 * gcov.c (print_version): Ditto.
18411 * gcov-tool.c (print_version): Ditto.
18412 * gengtype.c (create_file): Ditto.
18413 * doc/cpp.texi: Bump @copying's copyright year.
18414 * doc/cppinternals.texi: Ditto.
18415 * doc/gcc.texi: Ditto.
18416 * doc/gccint.texi: Ditto.
18417 * doc/gcov.texi: Ditto.
18418 * doc/install.texi: Ditto.
18419 * doc/invoke.texi: Ditto.
18421 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18423 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
18424 modes larger than TImode as TImode if NEON is not enabled.
18426 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18429 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
18430 mode for %f0-%f31 only if TARGET_FPU.
18432 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18435 * config/sparc/sparc.c (scan_record_type): Take into account subfields
18436 to compute the PACKED_P predicate.
18437 (function_arg_record_value): Minor tweaks.
18439 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18441 * doc/install.texi (--with-multilib-list): Describe the meaning of the
18442 option for arm*-*-* targets.
18444 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
18446 * doc/extend.texi (Common Function Attributes): Move docs for
18447 MSP430-specific attributes to....
18448 (MSP430 Function Attributes): ...here. Delete the redundant
18449 entries and copy-edit the remaining text.
18450 (MSP430 Variable Attributes): Use uniform format for index
18451 entries and add a cross-reference to the corresponding function
18454 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
18456 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
18458 (x86 Options): Likewise.
18460 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18464 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
18465 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
18466 to corresponding attribute.
18468 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18470 * doc/extend.texi (Common Function Attributes) <noplt>: Move
18471 to correct alphabetization of table. Copy-edit and correct
18473 <stack_protect>: Likewise.
18474 <target_clones>: Likewise.
18476 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
18477 Correct punctuation.
18478 (Code Gen Options) <-fno-plt>: Copy-edit.
18480 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
18483 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
18484 SI values. Explicitly convert SI to DI and vice-versa.
18486 2016-01-01 Jakub Jelinek <jakub@redhat.com>
18488 PR tree-optimization/69070
18489 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
18490 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
18493 * ubsan.c (ubsan_instrument_float_cast): Call
18494 initialize_sanitizer_builtins.
18497 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
18499 Copyright (C) 2016 Free Software Foundation, Inc.
18501 Copying and distribution of this file, with or without modification,
18502 are permitted in any medium without royalty provided the copyright
18503 notice and this notice are preserved.